CellLayout.java revision 50e6e565bcf1f51023c2a14d31b17c8a550aac84
131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/* 231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * you may not use this file except in compliance with the License. 631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * You may obtain a copy of the License at 731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 1031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 1131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 1231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * See the License for the specific language governing permissions and 1431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * limitations under the License. 1531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17a5902524d4403885eb4c50360bf3465c6be796efJoe Onoratopackage com.android.launcher2; 1831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.Animator; 2050e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keelyimport android.animation.AnimatorSet; 2150e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keelyimport android.animation.ObjectAnimator; 224be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.AnimatorListenerAdapter; 2300397b1d9233409d9d6b233b077ae12d09768ce8Chet Haaseimport android.animation.TimeInterpolator; 24de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator; 25de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator.AnimatorUpdateListener; 2631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 2779e56263dbcbe85dc434df372bc6e6730aa13477Joe Onoratoimport android.content.res.Resources; 28aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.content.res.TypedArray; 294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Bitmap; 30aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.graphics.Canvas; 310dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynnimport android.graphics.Color; 324be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Paint; 33de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.Point; 34de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.PointF; 35b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohenimport android.graphics.PorterDuff; 36b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohenimport android.graphics.PorterDuffXfermode; 3731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 38482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohenimport android.graphics.drawable.ColorDrawable; 396569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.drawable.Drawable; 40b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohenimport android.graphics.drawable.NinePatchDrawable; 4131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 424be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.util.Log; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewDebug; 4631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 47aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.Animation; 48150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chungimport android.view.animation.DecelerateInterpolator; 49aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.LayoutAnimationController; 5031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 516639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohenimport com.android.launcher.R; 5269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohenimport com.android.launcher2.FolderIcon.FolderRingAnimator; 538e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy 5469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohenimport java.util.ArrayList; 55c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohenimport java.util.Arrays; 56bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohenimport java.util.HashMap; 57d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohenimport java.util.Stack; 58c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen 59bdb5c5342adc550559fd723af461e53248f2fba8Michael Jurkapublic class CellLayout extends ViewGroup { 60aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung static final String TAG = "CellLayout"; 61aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 622acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen private Launcher mLauncher; 6331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellWidth; 6431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellHeight; 65aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 66d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountX; 67d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountY; 6831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 69234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen private int mOriginalWidthGap; 70234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen private int mOriginalHeightGap; 7131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mWidthGap; 7231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mHeightGap; 734b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung private int mMaxGap; 74ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen private boolean mScrollingTransformsDirty = false; 7531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final Rect mRect = new Rect(); 7731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final CellInfo mCellInfo = new CellInfo(); 78aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 79de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // These are temporary variables to prevent having to allocate a new object just to 80de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // return an (x, y) value from helper functions. Do NOT use them to maintain other state. 810be025d64c1f84138fe430a58875886e66aae767Winson Chung private final int[] mTmpXY = new int[2]; 82de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final int[] mTmpPoint = new int[2]; 83de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final PointF mTmpPointF = new PointF(); 8469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int[] mTempLocation = new int[2]; 856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 8631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean[][] mOccupied; 87482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] mTmpOccupied; 88d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka private boolean mLastDownOnOccupiedCell = false; 8931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 90dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private OnTouchListener mInterceptTouchListener; 91dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 9269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen private ArrayList<FolderRingAnimator> mFolderOuterRings = new ArrayList<FolderRingAnimator>(); 93c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen private int[] mFolderLeaveBehindCell = {-1, -1}; 9469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 95b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private int mForegroundAlpha = 0; 965f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka private float mBackgroundAlpha; 971b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen private float mBackgroundAlphaMultiplier = 1.0f; 98f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 9933945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackground; 10033945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackground; 101b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private Drawable mOverScrollForegroundDrawable; 102b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private Drawable mOverScrollLeft; 103b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private Drawable mOverScrollRight; 10418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka private Rect mBackgroundRect; 105b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private Rect mForegroundRect; 106b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private int mForegroundPadding; 10733945b21544bc98381df17726a3537c292d8c985Michael Jurka 10833945b21544bc98381df17726a3537c292d8c985Michael Jurka // If we're actively dragging something over this screen, mIsDragOverlapping is true 10933945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOverlapping = false; 110de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final Point mDragCenter = new Point(); 1116569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 112150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // These arrays are used to implement the drag visualization on x-large screens. 1134be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // They are used as circular arrays, indexed by mDragOutlineCurrent. 114d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private Rect[] mDragOutlines = new Rect[4]; 115472b281d5cb4f5660df981a6c912266b9f5703feChet Haase private float[] mDragOutlineAlphas = new float[mDragOutlines.length]; 1164be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private InterruptibleInOutAnimator[] mDragOutlineAnims = 1174be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato new InterruptibleInOutAnimator[mDragOutlines.length]; 118150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 119150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // Used as an index into the above 3 arrays; indicates which is the most current value. 1204be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private int mDragOutlineCurrent = 0; 1218e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy private final Paint mDragOutlinePaint = new Paint(); 122150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 12396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private BubbleTextView mPressedOrFocusedIcon; 12496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 125482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private HashMap<CellLayout.LayoutParams, Animator> mReorderAnimators = new 126482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen HashMap<CellLayout.LayoutParams, Animator>(); 12719f3792523fe2d55ea791a9286398a6120920690Adam Cohen private HashMap<View, ReorderHintAnimation> 12819f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators = new HashMap<View, ReorderHintAnimation>(); 12919f3792523fe2d55ea791a9286398a6120920690Adam Cohen 13019f3792523fe2d55ea791a9286398a6120920690Adam Cohen private boolean mItemPlacementDirty = false; 131bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1326569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // When a drag operation is in progress, holds the nearest cell to the touch point 1336569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mDragCell = new int[2]; 13431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1354be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private boolean mDragging = false; 1364be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 137ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy private TimeInterpolator mEaseOutInterpolator; 138a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka private ShortcutAndWidgetContainer mShortcutsAndWidgets; 139ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 1400dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn private boolean mIsHotseat = false; 141eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung private float mChildScale = 1f; 142eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung private float mHotseatChildScale = 1f; 1430dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 144482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public static final int MODE_DRAG_OVER = 0; 145482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public static final int MODE_ON_DROP = 1; 146482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public static final int MODE_ON_DROP_EXTERNAL = 2; 147482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public static final int MODE_ACCEPT_DROP = 3; 14819f3792523fe2d55ea791a9286398a6120920690Adam Cohen private static final boolean DESTRUCTIVE_REORDER = false; 149482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private static final boolean DEBUG_VISUALIZE_OCCUPIED = false; 150482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 151a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen static final int LANDSCAPE = 0; 152a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen static final int PORTRAIT = 1; 153a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen 15450e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely private static final float REORDER_HINT_MAGNITUDE = 0.10f; 15519f3792523fe2d55ea791a9286398a6120920690Adam Cohen private static final int REORDER_ANIMATION_DURATION = 150; 15619f3792523fe2d55ea791a9286398a6120920690Adam Cohen private float mReorderHintAnimationMagnitude; 15719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 158482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private ArrayList<View> mIntersectingViews = new ArrayList<View>(); 159482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private Rect mOccupiedRect = new Rect(); 160482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private int[] mDirectionVector = new int[2]; 16119f3792523fe2d55ea791a9286398a6120920690Adam Cohen int[] mPreviousReorderDirection = new int[2]; 162b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen private static final int INVALID_DIRECTION = -100; 163c6cc61d45836e4081920883cc4d448ccb0bb8417Adam Cohen private DropTarget.DragEnforcer mDragEnforcer; 164482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1658a0bff5e35f63321178bbf777ec24d42544866b3Romain Guy private final static PorterDuffXfermode sAddBlendMode = 1668a0bff5e35f63321178bbf777ec24d42544866b3Romain Guy new PorterDuffXfermode(PorterDuff.Mode.ADD); 1678a0bff5e35f63321178bbf777ec24d42544866b3Romain Guy 16831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context) { 16931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, null); 17031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs) { 17331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 17431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs, int defStyle) { 17731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 1788b805b17158886035b38261eb611d8641701ae43Michael Jurka mDragEnforcer = new DropTarget.DragEnforcer(context); 1796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1806569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // A ViewGroup usually does not draw, but CellLayout needs to draw a rectangle to show 1816569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // the user where a dragged item will land when dropped. 1826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy setWillNotDraw(false); 1832acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen mLauncher = (Launcher) context; 184a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka 18531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CellLayout, defStyle, 0); 18631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 187f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen mCellWidth = a.getDimensionPixelSize(R.styleable.CellLayout_cellWidth, 10); 188f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen mCellHeight = a.getDimensionPixelSize(R.styleable.CellLayout_cellHeight, 10); 189234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mWidthGap = mOriginalWidthGap = a.getDimensionPixelSize(R.styleable.CellLayout_widthGap, 0); 190234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mHeightGap = mOriginalHeightGap = a.getDimensionPixelSize(R.styleable.CellLayout_heightGap, 0); 1914b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mMaxGap = a.getDimensionPixelSize(R.styleable.CellLayout_maxGap, 0); 192d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountX = LauncherModel.getCellCountX(); 193d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountY = LauncherModel.getCellCountY(); 1940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied = new boolean[mCountX][mCountY]; 195482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mTmpOccupied = new boolean[mCountX][mCountY]; 1965b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen mPreviousReorderDirection[0] = INVALID_DIRECTION; 1975b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen mPreviousReorderDirection[1] = INVALID_DIRECTION; 19831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 20031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 20131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setAlwaysDrawnWithCacheEnabled(false); 20231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 203046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final Resources res = getResources(); 204de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 205967289b6d5fec77f5c381d11ffb2319f3bb5e737Winson Chung mNormalBackground = res.getDrawable(R.drawable.homescreen_blue_normal_holo); 206dea74b7d12b0fcd50bfdb4274f9867ba76d75238Winson Chung mActiveGlowBackground = res.getDrawable(R.drawable.homescreen_blue_strong_holo); 207b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 208b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollLeft = res.getDrawable(R.drawable.overscroll_glow_left); 209b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollRight = res.getDrawable(R.drawable.overscroll_glow_right); 210b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundPadding = 211b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen res.getDimensionPixelSize(R.dimen.workspace_overscroll_drawable_padding); 212b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 21319f3792523fe2d55ea791a9286398a6120920690Adam Cohen mReorderHintAnimationMagnitude = (REORDER_HINT_MAGNITUDE * 21419f3792523fe2d55ea791a9286398a6120920690Adam Cohen res.getDimensionPixelSize(R.dimen.app_icon_size)); 21519f3792523fe2d55ea791a9286398a6120920690Adam Cohen 216b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackground.setFilterBitmap(true); 217b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackground.setFilterBitmap(true); 218de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 219eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung int iconScale = res.getInteger(R.integer.app_icon_scale_percent); 220eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung if (iconScale >= 0) { 221eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung mChildScale = iconScale / 100f; 222eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } 223eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung int hotseatIconScale = res.getInteger(R.integer.app_icon_hotseat_scale_percent); 224eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung if (hotseatIconScale >= 0) { 225eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung mHotseatChildScale = hotseatIconScale / 100f; 226eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } 2270dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 228046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Initialize the data structures used for the drag visualization. 229150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 230ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mEaseOutInterpolator = new DecelerateInterpolator(2.5f); // Quint ease out 231de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 232046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 233b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung mDragCell[0] = mDragCell[1] = -1; 2344be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 235d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mDragOutlines[i] = new Rect(-1, -1, -1, -1); 236046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 237046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 238046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // When dragging things around the home screens, we show a green outline of 239046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // where the item will land. The outlines gradually fade out, leaving a trail 240046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // behind the drag path. 241046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up all the animations that are used to implement this fading. 242046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int duration = res.getInteger(R.integer.config_dragOutlineFadeTime); 243472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float fromAlphaValue = 0; 244472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float toAlphaValue = (float)res.getInteger(R.integer.config_dragOutlineMaxAlpha); 2454be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2468e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy Arrays.fill(mDragOutlineAlphas, fromAlphaValue); 2474be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2484be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlineAnims.length; i++) { 249046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final InterruptibleInOutAnimator anim = 250046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy new InterruptibleInOutAnimator(duration, fromAlphaValue, toAlphaValue); 251ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy anim.getAnimator().setInterpolator(mEaseOutInterpolator); 252046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int thisIndex = i; 253472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 254de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 2554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap outline = (Bitmap)anim.getTag(); 2564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2574be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // If an animation is started and then stopped very quickly, we can still 2584be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // get spurious updates we've cleared the tag. Guard against this. 2594be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (outline == null) { 2603a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka @SuppressWarnings("all") // suppress dead code warning 2613a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka final boolean debug = false; 2623a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka if (debug) { 263fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Object val = animation.getAnimatedValue(); 264fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Log.d(TAG, "anim " + thisIndex + " update: " + val + 265fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy ", isStopped " + anim.isStopped()); 266fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 2674be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Try to prevent it from continuing to run 2684be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato animation.cancel(); 2694be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } else { 270472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mDragOutlineAlphas[thisIndex] = (Float) animation.getAnimatedValue(); 271d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen CellLayout.this.invalidate(mDragOutlines[thisIndex]); 2724be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 273de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 274de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy }); 2754be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // The animation holds a reference to the drag outline bitmap as long is it's 2764be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // running. This way the bitmap can be GCed when the animations are complete. 277472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addListener(new AnimatorListenerAdapter() { 2783c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 2794be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato public void onAnimationEnd(Animator animation) { 280472b281d5cb4f5660df981a6c912266b9f5703feChet Haase if ((Float) ((ValueAnimator) animation).getAnimatedValue() == 0f) { 2814be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato anim.setTag(null); 2824be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2834be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2844be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato }); 2854be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlineAnims[i] = anim; 286de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 287ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 28818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect = new Rect(); 289b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundRect = new Rect(); 290bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 291a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets = new ShortcutAndWidgetContainer(context); 292a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 293a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka addView(mShortcutsAndWidgets); 29418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 29518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 296f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int widthInPortrait(Resources r, int numCells) { 297f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 298f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 299f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 300f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellWidth = r.getDimensionPixelSize(R.dimen.workspace_cell_width); 3014b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 3024b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 303f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 3044b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellWidth * numCells; 305f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 306f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 307f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int heightInLandscape(Resources r, int numCells) { 308f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 309f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 310f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 311f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellHeight = r.getDimensionPixelSize(R.dimen.workspace_cell_height); 3124b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 3134b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 314f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 3154b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellHeight * numCells; 316f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 317f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 3182801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void enableHardwareLayers() { 319a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.enableHardwareLayers(); 3202801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 3212801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 3222801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void setGridSize(int x, int y) { 3232801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountX = x; 3242801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountY = y; 3252801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mOccupied = new boolean[mCountX][mCountY]; 326482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mTmpOccupied = new boolean[mCountX][mCountY]; 3277fbec10b36818f100b631f3d73fe1ad5360975aaAdam Cohen mTempRectStack.clear(); 32876fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen requestLayout(); 3292801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 3302801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 33196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private void invalidateBubbleTextView(BubbleTextView icon) { 33296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = icon.getPressedOrFocusedBackgroundPadding(); 3334b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung invalidate(icon.getLeft() + getPaddingLeft() - padding, 3344b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getTop() + getPaddingTop() - padding, 3354b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getRight() + getPaddingLeft() + padding, 3364b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getBottom() + getPaddingTop() + padding); 33796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 33896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 339b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen void setOverScrollAmount(float r, boolean left) { 340b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen if (left && mOverScrollForegroundDrawable != mOverScrollLeft) { 341b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable = mOverScrollLeft; 342b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } else if (!left && mOverScrollForegroundDrawable != mOverScrollRight) { 343b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable = mOverScrollRight; 344b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 345b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen 346b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundAlpha = (int) Math.round((r * 255)); 347b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable.setAlpha(mForegroundAlpha); 348b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen invalidate(); 349b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 350b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen 35196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy void setPressedOrFocusedIcon(BubbleTextView icon) { 35296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 35396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 35496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy BubbleTextView oldIcon = mPressedOrFocusedIcon; 35596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon = icon; 35696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (oldIcon != null) { 35796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(oldIcon); 35896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 35996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 36096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(mPressedOrFocusedIcon); 36196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 36296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 36396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 36433945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 36533945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 36633945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 36733945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 36833945b21544bc98381df17726a3537c292d8c985Michael Jurka } 36933945b21544bc98381df17726a3537c292d8c985Michael Jurka } 37033945b21544bc98381df17726a3537c292d8c985Michael Jurka 37133945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 37233945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 37333945b21544bc98381df17726a3537c292d8c985Michael Jurka } 37433945b21544bc98381df17726a3537c292d8c985Michael Jurka 375ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen protected void setOverscrollTransformsDirty(boolean dirty) { 376ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen mScrollingTransformsDirty = dirty; 377ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen } 378ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen 379ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen protected void resetOverscrollTransforms() { 380ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen if (mScrollingTransformsDirty) { 381ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setOverscrollTransformsDirty(false); 382ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setTranslationX(0); 383ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setRotationY(0); 384ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen // It doesn't matter if we pass true or false here, the important thing is that we 385ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen // pass 0, which results in the overscroll drawable not being drawn any more. 386ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setOverScrollAmount(0, false); 387ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setPivotX(getMeasuredWidth() / 2); 388ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setPivotY(getMeasuredHeight() / 2); 389ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen } 390ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen } 391ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen 392a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 3931262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 3943e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 3953e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 3963e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 3973e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 3983e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 399b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung if (mBackgroundAlpha > 0.0f) { 400f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 40133945b21544bc98381df17726a3537c292d8c985Michael Jurka 40233945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 40333945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 404bdf78559f223ac11e01e3311edd5a48a80383e1eMichael Jurka bg = mActiveGlowBackground; 405f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 406bdf78559f223ac11e01e3311edd5a48a80383e1eMichael Jurka bg = mNormalBackground; 407f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 40833945b21544bc98381df17726a3537c292d8c985Michael Jurka 40933945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 41033945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 41133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 412a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 41331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4148e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 4154be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 416472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 4174be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 418d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen final Rect r = mDragOutlines[i]; 4194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 420472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 421d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen canvas.drawBitmap(b, null, r, paint); 422150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 4236569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 42496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 42596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 42696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 42796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 42896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = mPressedOrFocusedIcon.getPressedOrFocusedBackgroundPadding(); 42996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final Bitmap b = mPressedOrFocusedIcon.getPressedOrFocusedBackground(); 43096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (b != null) { 43196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy canvas.drawBitmap(b, 4324b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getLeft() + getPaddingLeft() - padding, 4334b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getTop() + getPaddingTop() - padding, 43496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy null); 43596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 43696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 43769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 438482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (DEBUG_VISUALIZE_OCCUPIED) { 439482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] pt = new int[2]; 440482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ColorDrawable cd = new ColorDrawable(Color.RED); 441482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cd.setBounds(0, 0, 80, 80); 442482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 443482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 444482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (mOccupied[i][j]) { 445482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToPoint(i, j, pt); 446482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen canvas.save(); 447482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen canvas.translate(pt[0], pt[1]); 448482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cd.draw(canvas); 449482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen canvas.restore(); 450482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 451482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 452482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 453482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 454482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 455850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn int previewOffset = FolderRingAnimator.sPreviewSize; 456850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn 45769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // The folder outer / inner ring image(s) 45869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen for (int i = 0; i < mFolderOuterRings.size(); i++) { 45969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen FolderRingAnimator fra = mFolderOuterRings.get(i); 46069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 46169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw outer ring 46269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen Drawable d = FolderRingAnimator.sSharedOuterRingDrawable; 46369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int width = (int) fra.getOuterRingSize(); 46469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int height = width; 46569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 46669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 46769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int centerX = mTempLocation[0] + mCellWidth / 2; 468850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn int centerY = mTempLocation[1] + previewOffset / 2; 46969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 47069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 47169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - height / 2); 47269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 47369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 47469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 47569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 47669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw inner ring 47769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d = FolderRingAnimator.sSharedInnerRingDrawable; 47869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen width = (int) fra.getInnerRingSize(); 47969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen height = width; 48069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 48169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 48269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen centerX = mTempLocation[0] + mCellWidth / 2; 483850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn centerY = mTempLocation[1] + previewOffset / 2; 48469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 48569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - width / 2); 48669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 48769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 48869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 48969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 490c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 491c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen if (mFolderLeaveBehindCell[0] >= 0 && mFolderLeaveBehindCell[1] >= 0) { 492c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen Drawable d = FolderIcon.sSharedFolderLeaveBehind; 493c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int width = d.getIntrinsicWidth(); 494c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int height = d.getIntrinsicHeight(); 495c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 496c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen cellToPoint(mFolderLeaveBehindCell[0], mFolderLeaveBehindCell[1], mTempLocation); 497c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int centerX = mTempLocation[0] + mCellWidth / 2; 498850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn int centerY = mTempLocation[1] + previewOffset / 2; 499c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 500c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.save(); 501c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.translate(centerX - width / 2, centerY - width / 2); 502c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen d.setBounds(0, 0, width, height); 503c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen d.draw(canvas); 504c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.restore(); 505c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 50669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 50769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 508b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen @Override 509b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen protected void dispatchDraw(Canvas canvas) { 510b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen super.dispatchDraw(canvas); 511b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen if (mForegroundAlpha > 0) { 512b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable.setBounds(mForegroundRect); 513b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen Paint p = ((NinePatchDrawable) mOverScrollForegroundDrawable).getPaint(); 5148a0bff5e35f63321178bbf777ec24d42544866b3Romain Guy p.setXfermode(sAddBlendMode); 515b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable.draw(canvas); 516b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen p.setXfermode(null); 517b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 518b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 519b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen 52069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void showFolderAccept(FolderRingAnimator fra) { 52169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.add(fra); 52269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 52369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 52469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void hideFolderAccept(FolderRingAnimator fra) { 52569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen if (mFolderOuterRings.contains(fra)) { 52669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.remove(fra); 52769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 52869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen invalidate(); 5296569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 5306569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 531c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen public void setFolderLeaveBehindCell(int x, int y) { 532c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[0] = x; 533c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[1] = y; 534c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen invalidate(); 535c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 536c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 537c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen public void clearFolderLeaveBehind() { 538c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[0] = -1; 539c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[1] = -1; 540c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen invalidate(); 541c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 542c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 5436569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 544e6235dd225404239b55c459245543f3302326112Michael Jurka public boolean shouldDelayChildPressedState() { 545e6235dd225404239b55c459245543f3302326112Michael Jurka return false; 546e6235dd225404239b55c459245543f3302326112Michael Jurka } 547e6235dd225404239b55c459245543f3302326112Michael Jurka 548e6235dd225404239b55c459245543f3302326112Michael Jurka @Override 54983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 55083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 55183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 55283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 55383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 55483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 55583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 55683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 55783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 55883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 55983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 560dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 561dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 562dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 563dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 56431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 565d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 56631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 56831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 569d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 57031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 57131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5720dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn public void setIsHotseat(boolean isHotseat) { 5730dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn mIsHotseat = isHotseat; 5740dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn } 5750dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 576eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung public float getChildrenScale() { 577eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung return mIsHotseat ? mHotseatChildScale : mChildScale; 578eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } 579eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung 5800dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 581850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn private void scaleChild(BubbleTextView bubbleChild, float scale) { 582bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // If we haven't measured the child yet, do it now 583bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // (this happens if we're being dropped from all-apps 584bc239a15464f543a41b960b946aa77258454efafAndrew Flynn if (bubbleChild.getLayoutParams() instanceof LayoutParams && 585bc239a15464f543a41b960b946aa77258454efafAndrew Flynn (bubbleChild.getMeasuredWidth() | bubbleChild.getMeasuredHeight()) == 0) { 586a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka getShortcutsAndWidgets().measureChild(bubbleChild); 587bc239a15464f543a41b960b946aa77258454efafAndrew Flynn } 588bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 589bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleX(scale); 590bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleY(scale); 591bc239a15464f543a41b960b946aa77258454efafAndrew Flynn } 592bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 593bc239a15464f543a41b960b946aa77258454efafAndrew Flynn private void resetChild(BubbleTextView bubbleChild) { 594bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleX(1f); 595bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleY(1f); 596bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 597bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setTextColor(getResources().getColor(R.color.workspace_icon_text_color)); 598bc239a15464f543a41b960b946aa77258454efafAndrew Flynn } 599bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 6000dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn public boolean addViewToCellLayout(View child, int index, int childId, LayoutParams params, 601850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn boolean markCells) { 602aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 603aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 6040dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // Hotseat icons - scale down and remove text 6050dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // Don't scale the all apps button 6060dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // scale percent set to -1 means do not scale 6070dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // Only scale BubbleTextViews 6080dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn if (child instanceof BubbleTextView) { 6090dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn BubbleTextView bubbleChild = (BubbleTextView) child; 6100dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 611bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // Start the child with 100% scale and visible text 612bc239a15464f543a41b960b946aa77258454efafAndrew Flynn resetChild(bubbleChild); 613bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 614850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn if (mIsHotseat && mHotseatChildScale >= 0) { 615bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // Scale/make transparent for a hotseat 616850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn scaleChild(bubbleChild, mHotseatChildScale); 6170dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 618bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setTextColor(getResources().getColor(android.R.color.transparent)); 619eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } else if (mChildScale >= 0) { 620bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // Else possibly still scale it if we need to for smaller icons 621850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn scaleChild(bubbleChild, mChildScale); 6220dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn } 6230dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn } 6240dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 62531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 62631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 627d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 628aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 629aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 630d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 631d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 632aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 633aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 63431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 635a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.addView(child, index, lp); 636dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 637f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 6380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 639aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 640aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 641aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 64231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 6433e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 64431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 6450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 6460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 647a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeAllViews(); 6480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 652a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (mShortcutsAndWidgets.getChildCount() > 0) { 6537cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka clearOccupiedCells(); 654a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeAllViewsInLayout(); 6557cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka } 6560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 658f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 659a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeView(view); 660f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 661f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 6620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 6640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 665a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeView(view); 6660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 670a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka markCellsAsUnoccupiedForView(mShortcutsAndWidgets.getChildAt(index)); 671a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViewAt(index); 6720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 6760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 677a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViewInLayout(view); 6780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 6820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 683a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka markCellsAsUnoccupiedForView(mShortcutsAndWidgets.getChildAt(i)); 6840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 685a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViews(start, count); 6860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 6900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 691a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka markCellsAsUnoccupiedForView(mShortcutsAndWidgets.getChildAt(i)); 6920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 693a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViewsInLayout(start, count); 694abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka } 695abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka 69631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 69731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 69831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 69931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 70031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 70131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 702af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 70331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 704eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung Rect frame = mRect; 7058b805b17158886035b38261eb611d8641701ae43Michael Jurka final int x = touchX + getScrollX(); 7068b805b17158886035b38261eb611d8641701ae43Michael Jurka final int y = touchY + getScrollY(); 707a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka final int count = mShortcutsAndWidgets.getChildCount(); 70831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 709af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 710af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 711a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka final View child = mShortcutsAndWidgets.getChildAt(i); 712d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 713af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 7141b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && 7151b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen lp.isLockedToGrid) { 716af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 7170be025d64c1f84138fe430a58875886e66aae767Winson Chung 718eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung float scale = child.getScaleX(); 719eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung frame = new Rect(child.getLeft(), child.getTop(), child.getRight(), 720eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung child.getBottom()); 7210be025d64c1f84138fe430a58875886e66aae767Winson Chung // The child hit rect is relative to the CellLayoutChildren parent, so we need to 7220be025d64c1f84138fe430a58875886e66aae767Winson Chung // offset that by this CellLayout's padding to test an (x,y) point that is relative 7230be025d64c1f84138fe430a58875886e66aae767Winson Chung // to this view. 7248b805b17158886035b38261eb611d8641701ae43Michael Jurka frame.offset(getPaddingLeft(), getPaddingTop()); 725eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung frame.inset((int) (frame.width() * (1f - scale) / 2), 726eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung (int) (frame.height() * (1f - scale) / 2)); 7270be025d64c1f84138fe430a58875886e66aae767Winson Chung 728af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 729af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 730af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 731af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 732af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 733af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 734af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 735af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 73631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 73731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 738af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 739aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 740d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka mLastDownOnOccupiedCell = found; 741d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka 742af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 7430be025d64c1f84138fe430a58875886e66aae767Winson Chung final int cellXY[] = mTmpXY; 744af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 74531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 746af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 747af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 748af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 749af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 750af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 751af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 752af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 753af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 75431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 755af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 756af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 757c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen // First we clear the tag to ensure that on every touch down we start with a fresh slate, 758c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen // even in the case where we return early. Not clearing here was causing bugs whereby on 759c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen // long-press we'd end up picking up an item from a previous drag operation. 760c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen final int action = ev.getAction(); 761c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen 762c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen if (action == MotionEvent.ACTION_DOWN) { 763c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen clearTagCellInfo(); 764c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen } 765c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen 766dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 767dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 768dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 76931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 770af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 771af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 773eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung 77431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 77531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 77631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 777c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen private void clearTagCellInfo() { 778c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen final CellInfo cellInfo = mCellInfo; 779c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.cell = null; 780c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.cellX = -1; 781c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.cellY = -1; 782c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.spanX = 0; 783c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.spanY = 0; 784c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen setTag(cellInfo); 785c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen } 786c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen 78731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 7880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 78931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 79031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 792aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 79331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 79431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 79531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 79631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 79731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 7984b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 7994b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 80231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 80331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 804d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 805d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 80631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 80831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 80931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 81031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 81131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 812aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 81331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 81431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 81631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 81731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 81831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 81931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 82031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 82131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 82231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 82431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 825aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 826aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 82731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 828aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 82931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 83031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 83131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 8324b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8334b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 83431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 83531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 83631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 83731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 83831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 839e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen /** 840482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Given a cell coordinate, return the point that represents the center of the cell 841e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 842e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellX X coordinate of the cell 843e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellY Y coordinate of the cell 844e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 845e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 846e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen */ 847e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen void cellToCenterPoint(int cellX, int cellY, int[] result) { 84847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen regionToCenterPoint(cellX, cellY, 1, 1, result); 84947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 85047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 85147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen /** 85247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * Given a cell coordinate and span return the point that represents the center of the regio 85347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * 85447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellX X coordinate of the cell 85547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellY Y coordinate of the cell 85647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * 85747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 85847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen */ 85947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen void regionToCenterPoint(int cellX, int cellY, int spanX, int spanY, int[] result) { 8604b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8614b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 86247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap) + 86347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen (spanX * mCellWidth + (spanX - 1) * mWidthGap) / 2; 86447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap) + 86547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen (spanY * mCellHeight + (spanY - 1) * mHeightGap) / 2; 866e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen } 867e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 86819f3792523fe2d55ea791a9286398a6120920690Adam Cohen /** 86919f3792523fe2d55ea791a9286398a6120920690Adam Cohen * Given a cell coordinate and span fills out a corresponding pixel rect 87019f3792523fe2d55ea791a9286398a6120920690Adam Cohen * 87119f3792523fe2d55ea791a9286398a6120920690Adam Cohen * @param cellX X coordinate of the cell 87219f3792523fe2d55ea791a9286398a6120920690Adam Cohen * @param cellY Y coordinate of the cell 87319f3792523fe2d55ea791a9286398a6120920690Adam Cohen * @param result Rect in which to write the result 87419f3792523fe2d55ea791a9286398a6120920690Adam Cohen */ 87519f3792523fe2d55ea791a9286398a6120920690Adam Cohen void regionToRect(int cellX, int cellY, int spanX, int spanY, Rect result) { 87619f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int hStartPadding = getPaddingLeft(); 87719f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int vStartPadding = getPaddingTop(); 87819f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int left = hStartPadding + cellX * (mCellWidth + mWidthGap); 87919f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int top = vStartPadding + cellY * (mCellHeight + mHeightGap); 88019f3792523fe2d55ea791a9286398a6120920690Adam Cohen result.set(left, top, left + (spanX * mCellWidth + (spanX - 1) * mWidthGap), 88119f3792523fe2d55ea791a9286398a6120920690Adam Cohen top + (spanY * mCellHeight + (spanY - 1) * mHeightGap)); 88219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 88319f3792523fe2d55ea791a9286398a6120920690Adam Cohen 884482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public float getDistanceFromCell(float x, float y, int[] cell) { 885482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToCenterPoint(cell[0], cell[1], mTmpPoint); 886482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float distance = (float) Math.sqrt( Math.pow(x - mTmpPoint[0], 2) + 887482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Math.pow(y - mTmpPoint[1], 2)); 888482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return distance; 889482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 890482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 89184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 89284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 89384f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 89484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 89584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 89684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 89784f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 89884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 899d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getWidthGap() { 900d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mWidthGap; 901d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 902d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 903d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getHeightGap() { 904d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mHeightGap; 905d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 906d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 9077f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen Rect getContentRect(Rect r) { 9087f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen if (r == null) { 9097f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r = new Rect(); 9107f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 9117f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int left = getPaddingLeft(); 9127f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int top = getPaddingTop(); 9138b805b17158886035b38261eb611d8641701ae43Michael Jurka int right = left + getWidth() - getPaddingLeft() - getPaddingRight(); 9148b805b17158886035b38261eb611d8641701ae43Michael Jurka int bottom = top + getHeight() - getPaddingTop() - getPaddingBottom(); 9157f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r.set(left, top, right, bottom); 9167f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return r; 9177f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 9187f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 919a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen static void getMetrics(Rect metrics, Resources res, int measureWidth, int measureHeight, 920a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int countX, int countY, int orientation) { 921a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int numWidthGaps = countX - 1; 922a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int numHeightGaps = countY - 1; 923f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 924f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int widthGap; 925f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int heightGap; 926f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int cellWidth; 927f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int cellHeight; 928f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingLeft; 929f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingRight; 930f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingTop; 931f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingBottom; 932f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 933a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int maxGap = res.getDimensionPixelSize(R.dimen.workspace_max_gap); 934f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen if (orientation == LANDSCAPE) { 935f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellWidth = res.getDimensionPixelSize(R.dimen.workspace_cell_width_land); 936f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellHeight = res.getDimensionPixelSize(R.dimen.workspace_cell_height_land); 937f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen widthGap = res.getDimensionPixelSize(R.dimen.workspace_width_gap_land); 938f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen heightGap = res.getDimensionPixelSize(R.dimen.workspace_height_gap_land); 939f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingLeft = res.getDimensionPixelSize(R.dimen.cell_layout_left_padding_land); 940f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingRight = res.getDimensionPixelSize(R.dimen.cell_layout_right_padding_land); 941f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingTop = res.getDimensionPixelSize(R.dimen.cell_layout_top_padding_land); 942f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingBottom = res.getDimensionPixelSize(R.dimen.cell_layout_bottom_padding_land); 943f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } else { 944f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen // PORTRAIT 945f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellWidth = res.getDimensionPixelSize(R.dimen.workspace_cell_width_port); 946f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellHeight = res.getDimensionPixelSize(R.dimen.workspace_cell_height_port); 947f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen widthGap = res.getDimensionPixelSize(R.dimen.workspace_width_gap_port); 948f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen heightGap = res.getDimensionPixelSize(R.dimen.workspace_height_gap_port); 949f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingLeft = res.getDimensionPixelSize(R.dimen.cell_layout_left_padding_port); 950f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingRight = res.getDimensionPixelSize(R.dimen.cell_layout_right_padding_port); 951f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingTop = res.getDimensionPixelSize(R.dimen.cell_layout_top_padding_port); 952f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingBottom = res.getDimensionPixelSize(R.dimen.cell_layout_bottom_padding_port); 953f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } 954f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 955f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen if (widthGap < 0 || heightGap < 0) { 956f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int hSpace = measureWidth - paddingLeft - paddingRight; 957f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int vSpace = measureHeight - paddingTop - paddingBottom; 958a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int hFreeSpace = hSpace - (countX * cellWidth); 959a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int vFreeSpace = vSpace - (countY * cellHeight); 960a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen widthGap = Math.min(maxGap, numWidthGaps > 0 ? (hFreeSpace / numWidthGaps) : 0); 961a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen heightGap = Math.min(maxGap, numHeightGaps > 0 ? (vFreeSpace / numHeightGaps) : 0); 962f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } 963f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen metrics.set(cellWidth, cellHeight, widthGap, heightGap); 964f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } 965f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 96631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 96731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 96831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 969aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 970aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 97131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 97231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 973aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 97431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 97531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 97631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 97731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 978d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 979d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 980d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 981234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen if (mOriginalWidthGap < 0 || mOriginalHeightGap < 0) { 982dd13e3d0f9925b7bb80c37e21d039aab4fa7e7a1Michael Jurka int hSpace = widthSpecSize - getPaddingLeft() - getPaddingRight(); 983dd13e3d0f9925b7bb80c37e21d039aab4fa7e7a1Michael Jurka int vSpace = heightSpecSize - getPaddingTop() - getPaddingBottom(); 984f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int hFreeSpace = hSpace - (mCountX * mCellWidth); 985f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int vFreeSpace = vSpace - (mCountY * mCellHeight); 9864b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mWidthGap = Math.min(mMaxGap, numWidthGaps > 0 ? (hFreeSpace / numWidthGaps) : 0); 9874b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mHeightGap = Math.min(mMaxGap,numHeightGaps > 0 ? (vFreeSpace / numHeightGaps) : 0); 988a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 989234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen } else { 990234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mWidthGap = mOriginalWidthGap; 991234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mHeightGap = mOriginalHeightGap; 992ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 9935f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 9948c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 9958c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newWidth = widthSpecSize; 9968c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newHeight = heightSpecSize; 9978c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 9988b805b17158886035b38261eb611d8641701ae43Michael Jurka newWidth = getPaddingLeft() + getPaddingRight() + (mCountX * mCellWidth) + 9998c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountX - 1) * mWidthGap); 10008b805b17158886035b38261eb611d8641701ae43Michael Jurka newHeight = getPaddingTop() + getPaddingBottom() + (mCountY * mCellHeight) + 10018c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountY - 1) * mHeightGap); 10028c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 10038c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka } 100431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 10058c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int count = getChildCount(); 100631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 100731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 10088b805b17158886035b38261eb611d8641701ae43Michael Jurka int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(newWidth - getPaddingLeft() - 10098b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingRight(), MeasureSpec.EXACTLY); 10108b805b17158886035b38261eb611d8641701ae43Michael Jurka int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(newHeight - getPaddingTop() - 10118b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingBottom(), MeasureSpec.EXACTLY); 101231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 101331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 10148c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 101531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 101731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 101828750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 101931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 102031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 10218c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka View child = getChildAt(i); 10228b805b17158886035b38261eb611d8641701ae43Michael Jurka child.layout(getPaddingLeft(), getPaddingTop(), 10238b805b17158886035b38261eb611d8641701ae43Michael Jurka r - l - getPaddingRight(), b - t - getPaddingBottom()); 102431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 102731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 1028dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 1029dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 103018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 1031b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundRect.set(mForegroundPadding, mForegroundPadding, 1032b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen w - 2 * mForegroundPadding, h - 2 * mForegroundPadding); 1033dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1034dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1035dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 103631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 1037a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setChildrenDrawingCacheEnabled(enabled); 103831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 103931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 104031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 104131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 1042a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setChildrenDrawnWithCacheEnabled(enabled); 104331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 104431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 10455f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 10465f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 1047dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1048dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 10491b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 10501b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen mBackgroundAlphaMultiplier = multiplier; 10511b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 10521b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 1053ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 1054ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 1055ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 1056ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 10575f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 1058afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka if (mBackgroundAlpha != alpha) { 1059afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka mBackgroundAlpha = alpha; 1060afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka invalidate(); 1061afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka } 1062dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1063dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1064a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka public void setShortcutAndWidgetAlpha(float alpha) { 10650142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 10660142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 1067dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 1068dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1069dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1070dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1071a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka public ShortcutAndWidgetContainer getShortcutsAndWidgets() { 1072a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (getChildCount() > 0) { 1073a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka return (ShortcutAndWidgetContainer) getChildAt(0); 1074a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka } 1075a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka return null; 1076a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka } 1077a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka 1078440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 1079a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka return mShortcutsAndWidgets.getChildAt(x, y); 1080440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1081440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 108276fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen public boolean animateChildToPosition(final View child, int cellX, int cellY, int duration, 1083482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int delay, boolean permanent, boolean adjustOccupied) { 1084a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka ShortcutAndWidgetContainer clc = getShortcutsAndWidgets(); 1085482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] occupied = mOccupied; 1086482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!permanent) { 1087482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied = mTmpOccupied; 1088482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1089482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 109019f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (clc.indexOfChild(child) != -1) { 1091bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1092bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final ItemInfo info = (ItemInfo) child.getTag(); 1093bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1094bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // We cancel any existing animations 1095bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1096bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.get(lp).cancel(); 1097bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1098bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1099bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1100482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int oldX = lp.x; 1101482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int oldY = lp.y; 1102482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (adjustOccupied) { 1103482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[lp.cellX][lp.cellY] = false; 1104482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[cellX][cellY] = true; 1105482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1106bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1107482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (permanent) { 1108482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.cellX = info.cellX = cellX; 1109482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.cellY = info.cellY = cellY; 1110482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 1111482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.tmpCellX = cellX; 1112482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.tmpCellY = cellY; 1113482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1114bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen clc.setupLp(lp); 1115bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = false; 1116482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int newX = lp.x; 1117482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int newY = lp.y; 1118bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 111976fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.x = oldX; 112076fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.y = oldY; 112176fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 1122482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Exit early if we're not actually moving the view 1123482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (oldX == newX && oldY == newY) { 1124482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.isLockedToGrid = true; 1125482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return true; 1126482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1127482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1128482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ValueAnimator va = ValueAnimator.ofFloat(0f, 1f); 1129482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.setDuration(duration); 1130482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mReorderAnimators.put(lp, va); 1131482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1132482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.addUpdateListener(new AnimatorUpdateListener() { 1133482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen @Override 1134bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 1135482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float r = ((Float) animation.getAnimatedValue()).floatValue(); 113619f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.x = (int) ((1 - r) * oldX + r * newX); 113719f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.y = (int) ((1 - r) * oldY + r * newY); 11386b8a02d63a5d9cab8209381993e37db6a6afb753Adam Cohen child.requestLayout(); 1139bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1140bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1141482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.addListener(new AnimatorListenerAdapter() { 1142bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen boolean cancelled = false; 1143bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationEnd(Animator animation) { 1144bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // If the animation was cancelled, it means that another animation 1145bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // has interrupted this one, and we don't want to lock the item into 1146bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // place just yet. 1147bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (!cancelled) { 1148bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1149482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen child.requestLayout(); 1150bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1151bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1152bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1153bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1154bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1155bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationCancel(Animator animation) { 1156bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen cancelled = true; 1157bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1158bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1159482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.setStartDelay(delay); 1160482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.start(); 1161bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return true; 1162bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1163bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return false; 1164bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1165bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 11666569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 11676569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 11686569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 11696569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 11706569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 11716569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 11726569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 11736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 11746569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 11756569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 1176d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 1177d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 11786569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1179a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 1180a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 1181a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 11826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 11836569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 11846569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 11856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 11866569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 11876569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11886569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 11896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 11906569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 11916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 11926569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11936569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 11946569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11956569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1196482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen void visualizeDropLocation(View v, Bitmap dragOutline, int originX, int originY, int cellX, 1197482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int cellY, int spanX, int spanY, boolean resize, Point dragOffset, Rect dragRegion) { 119808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 119908ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 1200482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1201b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung if (v != null && dragOffset == null) { 1202a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 1203a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 1204a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 1205a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 12066569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 12072801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (dragOutline == null && v == null) { 12082801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return; 12092801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 12102801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 1211482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (cellX != oldDragCellX || cellY != oldDragCellY) { 1212482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mDragCell[0] = cellX; 1213482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mDragCell[1] = cellY; 12146569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 1215de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 1216482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToPoint(cellX, cellY, topLeft); 1217de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 12184be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 12194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 12206569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1221b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung if (v != null && dragOffset == null) { 122299e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // When drawing the drag outline, it did not account for margin offsets 122399e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // added by the view's parent. 122499e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen MarginLayoutParams lp = (MarginLayoutParams) v.getLayoutParams(); 122599e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen left += lp.leftMargin; 122699e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen top += lp.topMargin; 122799e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen 122899e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // Offsets due to the size difference between the View and the dragOutline. 122999e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // There is a size difference to account for the outer blur, which may lie 123099e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // outside the bounds of the view. 1231a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 1232ae915cecd36af4973061a1cb0b58c5be1be699a0Adam Cohen // We center about the x axis 1233ae915cecd36af4973061a1cb0b58c5be1be699a0Adam Cohen left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 1234ae915cecd36af4973061a1cb0b58c5be1be699a0Adam Cohen - dragOutline.getWidth()) / 2; 12356639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen } else { 1236b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung if (dragOffset != null && dragRegion != null) { 1237b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung // Center the drag region *horizontally* in the cell and apply a drag 1238b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung // outline offset 1239b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung left += dragOffset.x + ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 1240b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung - dragRegion.width()) / 2; 1241b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung top += dragOffset.y; 1242b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung } else { 1243b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung // Center the drag outline in the cell 1244b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 1245b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung - dragOutline.getWidth()) / 2; 1246b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung top += ((mCellHeight * spanY) + ((spanY - 1) * mHeightGap) 1247b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung - dragOutline.getHeight()) / 2; 1248b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung } 1249a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 12504be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 125108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 125208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 1253d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen Rect r = mDragOutlines[mDragOutlineCurrent]; 1254d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen r.set(left, top, left + dragOutline.getWidth(), top + dragOutline.getHeight()); 1255d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (resize) { 1256482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToRect(cellX, cellY, spanX, spanY, r); 1257d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1258150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 125908ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 126008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 12616569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 12626569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 12636569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1264e0310965022e7a1adb7ad489505d404186608689Adam Cohen public void clearDragOutlines() { 1265e0310965022e7a1adb7ad489505d404186608689Adam Cohen final int oldIndex = mDragOutlineCurrent; 1266e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragOutlineAnims[oldIndex].animateOut(); 1267d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mDragCell[0] = mDragCell[1] = -1; 1268e0310965022e7a1adb7ad489505d404186608689Adam Cohen } 1269e0310965022e7a1adb7ad489505d404186608689Adam Cohen 127031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 127170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 127270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 1273aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 127451afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 127551afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 127670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 127770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 1278de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 1279de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 128070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 128170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 128231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1283d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestVacantArea(int pixelX, int pixelY, int spanX, int spanY, 1284d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] result) { 1285de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 12866a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1287aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 12886a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 12896a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 12906a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 12916a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 12926a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 12936a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 1294d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanX The minimum horizontal span required 1295d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanY The minimum vertical span required 1296d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanX Horizontal span of the object. 1297d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanY Vertical span of the object. 1298d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1299d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * be allocated) 1300d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1301d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * nearest the requested location. 1302d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 1303d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestVacantArea(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, 1304d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int spanY, int[] result, int[] resultSpan) { 1305d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen return findNearestVacantArea(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY, null, 1306d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen result, resultSpan); 1307d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1308d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1309d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 1310d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1311d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1312d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * 1313d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1314d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 13156a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 13166a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 1317df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1318df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1319df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * be allocated) 13206a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 13216a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 13226a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 1323df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int spanX, int spanY, View ignoreView, 1324df0353815c629fc678824b07a234b89a1ff94208Adam Cohen boolean ignoreOccupied, int[] result) { 1325d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, 1326482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen spanX, spanY, ignoreView, ignoreOccupied, result, null, mOccupied); 1327d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1328d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1329d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private final Stack<Rect> mTempRectStack = new Stack<Rect>(); 1330d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private void lazyInitTempRectStack() { 1331d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (mTempRectStack.isEmpty()) { 1332d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int i = 0; i < mCountX * mCountY; i++) { 1333d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mTempRectStack.push(new Rect()); 1334d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1335d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1336d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1337482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1338d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private void recycleTempRects(Stack<Rect> used) { 1339d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen while (!used.isEmpty()) { 1340d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mTempRectStack.push(used.pop()); 1341d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1342d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1343d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1344d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 1345d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1346d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1347d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * 1348d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1349d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1350d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanX The minimum horizontal span required 1351d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanY The minimum vertical span required 1352d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanX Horizontal span of the object. 1353d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanY Vertical span of the object. 1354d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1355d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1356d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * be allocated) 1357d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1358d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * nearest the requested location. 1359d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 1360d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, int spanY, 1361482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen View ignoreView, boolean ignoreOccupied, int[] result, int[] resultSpan, 1362482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] occupied) { 1363d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen lazyInitTempRectStack(); 1364c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1365482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(ignoreView, occupied); 1366c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 1367e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // For items with a spanX / spanY > 1, the passed in point (pixelX, pixelY) corresponds 1368e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // to the center of the item, but we are searching based on the top-left cell, so 1369e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // we translate the point over to correspond to the top-left. 1370e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelX -= (mCellWidth + mWidthGap) * (spanX - 1) / 2f; 1371e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelY -= (mCellHeight + mHeightGap) * (spanY - 1) / 2f; 1372e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 137370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1374de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 137570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1376d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen final Rect bestRect = new Rect(-1, -1, -1, -1); 1377d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen final Stack<Rect> validRegions = new Stack<Rect>(); 1378aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1379de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1380de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1381de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1382d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (minSpanX <= 0 || minSpanY <= 0 || spanX <= 0 || spanY <= 0 || 1383d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen spanX < minSpanX || spanY < minSpanY) { 1384d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen return bestXY; 1385d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1386d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1387d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int y = 0; y < countY - (minSpanY - 1); y++) { 1388c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1389d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int x = 0; x < countX - (minSpanX - 1); x++) { 1390d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int ySize = -1; 1391d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int xSize = -1; 1392df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (ignoreOccupied) { 1393d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // First, let's see if this thing fits anywhere 1394d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int i = 0; i < minSpanX; i++) { 1395d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int j = 0; j < minSpanY; j++) { 1396df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (occupied[x + i][y + j]) { 1397df0353815c629fc678824b07a234b89a1ff94208Adam Cohen continue inner; 1398df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1399c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1400c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1401d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen xSize = minSpanX; 1402d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen ySize = minSpanY; 1403d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1404d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We know that the item will fit at _some_ acceptable size, now let's see 1405d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // how big we can make it. We'll alternate between incrementing x and y spans 1406d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // until we hit a limit. 1407d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean incX = true; 1408d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean hitMaxX = xSize >= spanX; 1409d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean hitMaxY = ySize >= spanY; 1410d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen while (!(hitMaxX && hitMaxY)) { 1411d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (incX && !hitMaxX) { 1412d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int j = 0; j < ySize; j++) { 1413d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (x + xSize > countX -1 || occupied[x + xSize][y + j]) { 1414d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We can't move out horizontally 1415d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxX = true; 1416d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1417d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1418d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (!hitMaxX) { 1419d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen xSize++; 1420d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1421d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } else if (!hitMaxY) { 1422d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int i = 0; i < xSize; i++) { 1423d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (y + ySize > countY - 1 || occupied[x + i][y + ySize]) { 1424d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We can't move out vertically 1425d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxY = true; 1426d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1427d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1428d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (!hitMaxY) { 1429d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen ySize++; 1430d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1431d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1432d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxX |= xSize >= spanX; 1433d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxY |= ySize >= spanY; 1434d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen incX = !incX; 1435d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1436d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen incX = true; 1437d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxX = xSize >= spanX; 1438d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxY = ySize >= spanY; 1439c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 14400be025d64c1f84138fe430a58875886e66aae767Winson Chung final int[] cellXY = mTmpXY; 1441e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen cellToCenterPoint(x, y, cellXY); 1442c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1443d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We verify that the current rect is not a sub-rect of any of our previous 1444d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // candidates. In this case, the current rect is disqualified in favour of the 1445d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // containing rect. 1446d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen Rect currentRect = mTempRectStack.pop(); 1447d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen currentRect.set(x, y, x + xSize, y + ySize); 1448d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean contained = false; 1449d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (Rect r : validRegions) { 1450d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (r.contains(currentRect)) { 1451d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen contained = true; 1452d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen break; 1453d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1454d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1455d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen validRegions.push(currentRect); 1456c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1457c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1458482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1459d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if ((distance <= bestDistance && !contained) || 1460d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen currentRect.contains(bestRect)) { 1461c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1462c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1463c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1464d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (resultSpan != null) { 1465d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen resultSpan[0] = xSize; 1466d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen resultSpan[1] = ySize; 1467d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1468d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen bestRect.set(currentRect); 1469c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 147031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 147131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1472c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1473482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsOccupiedForView(ignoreView, occupied); 147431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1475c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen // Return -1, -1 if no suitable location found 1476c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen if (bestDistance == Double.MAX_VALUE) { 1477c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[0] = -1; 1478c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[1] = -1; 147970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1480d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen recycleTempRects(validRegions); 1481c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen return bestXY; 148231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1483aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1484482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 1485482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1486482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * cell location, and will also weigh in a suggested direction vector of the 1487482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * desired location. This method computers distance based on unit grid distances, 1488482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * not pixel distances. 1489482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * 149047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellX The X cell nearest to which you want to search for a vacant area. 149147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellY The Y cell nearest which you want to search for a vacant area. 1492482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @param spanX Horizontal span of the object. 1493482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @param spanY Vertical span of the object. 149447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param direction The favored direction in which the views should move from x, y 149547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param exactDirectionOnly If this parameter is true, then only solutions where the direction 149647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * matches exactly. Otherwise we find the best matching direction. 149747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param occoupied The array which represents which cells in the CellLayout are occupied 149847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param blockOccupied The array which represents which cells in the specified block (cellX, 149947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * cellY, spanX, spanY) are occupied. This is used when try to move a group of views. 1500482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1501482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * be allocated) 1502482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1503482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * nearest the requested location. 1504482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 1505482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private int[] findNearestArea(int cellX, int cellY, int spanX, int spanY, int[] direction, 150647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean[][] occupied, boolean blockOccupied[][], int[] result) { 1507482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Keep track of best-scoring drop area 1508482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int[] bestXY = result != null ? result : new int[2]; 1509482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float bestDistance = Float.MAX_VALUE; 1510482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int bestDirectionScore = Integer.MIN_VALUE; 1511482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1512482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int countX = mCountX; 1513482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int countY = mCountY; 1514482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1515482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int y = 0; y < countY - (spanY - 1); y++) { 1516482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen inner: 1517482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int x = 0; x < countX - (spanX - 1); x++) { 1518482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // First, let's see if this thing fits anywhere 1519482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < spanX; i++) { 1520482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < spanY; j++) { 152147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (occupied[x + i][y + j] && (blockOccupied == null || blockOccupied[i][j])) { 1522482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen continue inner; 1523482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1524482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1525482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1526482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1527482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float distance = (float) 1528482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Math.sqrt((x - cellX) * (x - cellX) + (y - cellY) * (y - cellY)); 1529482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] curDirection = mTmpPoint; 153047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen computeDirectionVector(x - cellX, y - cellY, curDirection); 153147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // The direction score is just the dot product of the two candidate direction 153247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // and that passed in. 1533482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int curDirectionScore = direction[0] * curDirection[0] + 1534482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen direction[1] * curDirection[1]; 153547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean exactDirectionOnly = false; 153647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean directionMatches = direction[0] == curDirection[0] && 153747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[0] == curDirection[0]; 153847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if ((directionMatches || !exactDirectionOnly) && 153947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Float.compare(distance, bestDistance) < 0 || (Float.compare(distance, 1540482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestDistance) == 0 && curDirectionScore > bestDirectionScore)) { 1541482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestDistance = distance; 1542482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestDirectionScore = curDirectionScore; 1543482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[0] = x; 1544482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[1] = y; 1545482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1546482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1547482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1548482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1549482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Return -1, -1 if no suitable location found 1550482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (bestDistance == Float.MAX_VALUE) { 1551482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[0] = -1; 1552482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[1] = -1; 1553482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1554482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return bestXY; 1555482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1556482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 155747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen private int[] findNearestAreaInDirection(int cellX, int cellY, int spanX, int spanY, 155847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int[] direction,boolean[][] occupied, 155947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean blockOccupied[][], int[] result) { 156047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // Keep track of best-scoring drop area 156147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen final int[] bestXY = result != null ? result : new int[2]; 156247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[0] = -1; 156347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[1] = -1; 156447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen float bestDistance = Float.MAX_VALUE; 156547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 156647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // We use this to march in a single direction 15675b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen if ((direction[0] != 0 && direction[1] != 0) || 15685b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen (direction[0] == 0 && direction[1] == 0)) { 156947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return bestXY; 157047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 157147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 157247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // This will only incrememnet one of x or y based on the assertion above 157347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int x = cellX + direction[0]; 157447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int y = cellY + direction[1]; 157547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen while (x >= 0 && x + spanX <= mCountX && y >= 0 && y + spanY <= mCountY) { 157647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 157747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean fail = false; 157847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (int i = 0; i < spanX; i++) { 157947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (int j = 0; j < spanY; j++) { 158047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (occupied[x + i][y + j] && (blockOccupied == null || blockOccupied[i][j])) { 158147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen fail = true; 158247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 158347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 158447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 158547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (!fail) { 158647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen float distance = (float) 158747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Math.sqrt((x - cellX) * (x - cellX) + (y - cellY) * (y - cellY)); 158847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (Float.compare(distance, bestDistance) < 0) { 158947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestDistance = distance; 159047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[0] = x; 159147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[1] = y; 159247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 159347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 159447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen x += direction[0]; 159547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen y += direction[1]; 159647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 159747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return bestXY; 159847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 159947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 1600482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private boolean addViewToTempLocation(View v, Rect rectOccupiedByPotentialDrop, 16018baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int[] direction, ItemConfiguration currentState) { 16028baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 1603482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean success = false; 16048baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, false); 1605482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForRect(rectOccupiedByPotentialDrop, mTmpOccupied, true); 1606482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 16078baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen findNearestArea(c.x, c.y, c.spanX, c.spanY, direction, mTmpOccupied, null, mTempLocation); 1608482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1609482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (mTempLocation[0] >= 0 && mTempLocation[1] >= 0) { 16108baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.x = mTempLocation[0]; 16118baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.y = mTempLocation[1]; 1612482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen success = true; 1613482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1614482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 16158baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, true); 1616482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return success; 1617482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1618482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 161947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // This method looks in the specified direction to see if there is an additional view 162047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // immediately adjecent in that direction 162147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen private boolean addViewInDirection(ArrayList<View> views, Rect boundingRect, int[] direction, 162219f3792523fe2d55ea791a9286398a6120920690Adam Cohen boolean[][] occupied, View dragView, ItemConfiguration currentState) { 162347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean found = false; 162447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 1625a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 162647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Rect r0 = new Rect(boundingRect); 162747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Rect r1 = new Rect(); 162847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 162947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int deltaX = 0; 163047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int deltaY = 0; 163147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (direction[1] < 0) { 163247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left, r0.top - 1, r0.right, r0.bottom); 163347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaY = -1; 163447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else if (direction[1] > 0) { 163547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left, r0.top, r0.right, r0.bottom + 1); 163647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaY = 1; 163747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else if (direction[0] < 0) { 163847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left - 1, r0.top, r0.right, r0.bottom); 163947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaX = -1; 164047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else if (direction[0] > 0) { 164147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left, r0.top, r0.right + 1, r0.bottom); 164247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaX = 1; 164347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 164447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 164547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (int i = 0; i < childCount; i++) { 1646a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 164719f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (views.contains(child) || child == dragView) continue; 16488baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(child); 164947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 16508baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 16518baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen r1.set(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 165247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (Rect.intersects(r0, r1)) { 165347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (!lp.canReorder) { 165447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return false; 165547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 165647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean pushed = false; 16578baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int x = c.x; x < c.x + c.spanX; x++) { 16588baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int y = c.y; y < c.y + c.spanY; y++) { 165947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean inBounds = x - deltaX >= 0 && x -deltaX < mCountX 166047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen && y - deltaY >= 0 && y - deltaY < mCountY; 166147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (inBounds && occupied[x - deltaX][y - deltaY]) { 166247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen pushed = true; 166347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (pushed) { 166747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen views.add(child); 16688baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.union(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 166947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen found = true; 167047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 167147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 167247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 167347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return found; 167447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 167547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 16768baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen private boolean addViewsToTempLocation(ArrayList<View> views, Rect rectOccupiedByPotentialDrop, 167719f3792523fe2d55ea791a9286398a6120920690Adam Cohen int[] direction, boolean push, View dragView, ItemConfiguration currentState) { 167847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (views.size() == 0) return true; 167947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 168047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean success = false; 168147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Rect boundingRect = null; 16828baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We construct a rect which represents the entire group of views passed in 168347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: views) { 16848baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 168547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (boundingRect == null) { 16868baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect = new Rect(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 168747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else { 16888baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.union(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 168947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 169047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 169147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 16928baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen @SuppressWarnings("unchecked") 169347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen ArrayList<View> dup = (ArrayList<View>) views.clone(); 16948baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We try and expand the group of views in the direction vector passed, based on 16958baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // whether they are physically adjacent, ie. based on "push mechanics". 169619f3792523fe2d55ea791a9286398a6120920690Adam Cohen while (push && addViewInDirection(dup, boundingRect, direction, mTmpOccupied, dragView, 16978baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen currentState)) { 169847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 16998baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 17008baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Mark the occupied state as false for the group of views we want to move. 170147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: dup) { 17028baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17038baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, false); 170447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 170547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 170647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean[][] blockOccupied = new boolean[boundingRect.width()][boundingRect.height()]; 170747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int top = boundingRect.top; 170847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int left = boundingRect.left; 17098baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We mark more precisely which parts of the bounding rect are truly occupied, allowing 17108baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // for tetris-style interlocking. 171147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: dup) { 17128baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17138baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x - left, c.y - top, c.spanX, c.spanY, blockOccupied, true); 171447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 171547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 171647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen markCellsForRect(rectOccupiedByPotentialDrop, mTmpOccupied, true); 171747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17188baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (push) { 17198baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen findNearestAreaInDirection(boundingRect.left, boundingRect.top, boundingRect.width(), 17208baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.height(), direction, mTmpOccupied, blockOccupied, mTempLocation); 17218baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } else { 17228baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen findNearestArea(boundingRect.left, boundingRect.top, boundingRect.width(), 17238baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.height(), direction, mTmpOccupied, blockOccupied, mTempLocation); 17248baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 172547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17268baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // If we successfuly found a location by pushing the block of views, we commit it 172747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (mTempLocation[0] >= 0 && mTempLocation[1] >= 0) { 17288baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int deltaX = mTempLocation[0] - boundingRect.left; 17298baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int deltaY = mTempLocation[1] - boundingRect.top; 173047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: dup) { 17318baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17328baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.x += deltaX; 17338baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.y += deltaY; 173447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 173547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen success = true; 173647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 1737482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 17388baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // In either case, we set the occupied array as marked for the location of the views 17398baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (View v: dup) { 17408baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17418baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, true); 1742482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1743482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return success; 1744482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1745482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1746482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void markCellsForRect(Rect r, boolean[][] occupied, boolean value) { 1747482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(r.left, r.top, r.width(), r.height(), occupied, value); 1748482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1749482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1750482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private boolean rearrangementExists(int cellX, int cellY, int spanX, int spanY, int[] direction, 17518baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen View ignoreView, ItemConfiguration solution) { 1752e3e03bcd313ba8060f2832b6a16dea6fd6d532eaWinson Chung // Return early if get invalid cell positions 1753e3e03bcd313ba8060f2832b6a16dea6fd6d532eaWinson Chung if (cellX < 0 || cellY < 0) return false; 1754482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 17558baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen mIntersectingViews.clear(); 1756482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mOccupiedRect.set(cellX, cellY, cellX + spanX, cellY + spanY); 1757482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 17588baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Mark the desired location of the view currently being dragged. 1759482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (ignoreView != null) { 17608baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(ignoreView); 176119f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (c != null) { 176219f3792523fe2d55ea791a9286398a6120920690Adam Cohen c.x = cellX; 176319f3792523fe2d55ea791a9286398a6120920690Adam Cohen c.y = cellY; 176419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 1765482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1766482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Rect r0 = new Rect(cellX, cellY, cellX + spanX, cellY + spanY); 1767482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Rect r1 = new Rect(); 17688baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (View child: solution.map.keySet()) { 1769482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (child == ignoreView) continue; 17708baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(child); 1771482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 17728baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen r1.set(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 1773482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (Rect.intersects(r0, r1)) { 1774482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!lp.canReorder) { 1775482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return false; 1776482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1777482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mIntersectingViews.add(child); 1778482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1779482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 178047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17818baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We try to move the intersecting views as a block using the push mechanic 178219f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (addViewsToTempLocation(mIntersectingViews, mOccupiedRect, direction, true, ignoreView, 178319f3792523fe2d55ea791a9286398a6120920690Adam Cohen solution)) { 178447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return true; 178547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 178647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // Try the opposite direction 178747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[0] *= -1; 178847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[1] *= -1; 178919f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (addViewsToTempLocation(mIntersectingViews, mOccupiedRect, direction, true, ignoreView, 179019f3792523fe2d55ea791a9286398a6120920690Adam Cohen solution)) { 179147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return true; 179247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 179347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // Switch the direction back 179447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[0] *= -1; 179547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[1] *= -1; 179647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17978baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Next we try moving the views as a block , but without requiring the push mechanic 179819f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (addViewsToTempLocation(mIntersectingViews, mOccupiedRect, direction, false, ignoreView, 179919f3792523fe2d55ea791a9286398a6120920690Adam Cohen solution)) { 1800482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return true; 1801482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 180247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 1803482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Ok, they couldn't move as a block, let's move them individually 1804482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (View v : mIntersectingViews) { 18058baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (!addViewToTempLocation(v, mOccupiedRect, direction, solution)) { 1806482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return false; 1807482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1808482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1809482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return true; 1810482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1811482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1812482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /* 1813482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Returns a pair (x, y), where x,y are in {-1, 0, 1} corresponding to vector between 1814482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * the provided point and the provided cell 1815482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 181647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen private void computeDirectionVector(float deltaX, float deltaY, int[] result) { 1817482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen double angle = Math.atan(((float) deltaY) / deltaX); 1818482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1819482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = 0; 1820482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[1] = 0; 1821482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (Math.abs(Math.cos(angle)) > 0.5f) { 1822482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = (int) Math.signum(deltaX); 1823482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1824482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (Math.abs(Math.sin(angle)) > 0.5f) { 1825482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[1] = (int) Math.signum(deltaY); 1826482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1827482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1828482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 18298baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen private void copyOccupiedArray(boolean[][] occupied) { 18308baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int i = 0; i < mCountX; i++) { 18318baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int j = 0; j < mCountY; j++) { 18328baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen occupied[i][j] = mOccupied[i][j]; 18338baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 18348baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 18358baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 18368baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 1837482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration simpleSwap(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, 1838482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int spanY, int[] direction, View dragView, boolean decX, ItemConfiguration solution) { 18398baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Copy the current state into the solution. This solution will be manipulated as necessary. 18408baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen copyCurrentStateToSolution(solution, false); 18418baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Copy the current occupied array into the temporary occupied array. This array will be 18428baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // manipulated as necessary to find a solution. 18438baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen copyOccupiedArray(mTmpOccupied); 1844482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1845482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // We find the nearest cell into which we would place the dragged item, assuming there's 1846482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // nothing in its way. 1847482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int result[] = new int[2]; 1848482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result = findNearestArea(pixelX, pixelY, spanX, spanY, result); 1849482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1850482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean success = false; 1851482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // First we try the exact nearest position of the item being dragged, 1852482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // we will then want to try to move this around to other neighbouring positions 18538baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen success = rearrangementExists(result[0], result[1], spanX, spanY, direction, dragView, 18548baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen solution); 1855482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1856482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!success) { 1857482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // We try shrinking the widget down to size in an alternating pattern, shrink 1 in 1858482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // x, then 1 in y etc. 1859482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (spanX > minSpanX && (minSpanY == spanY || decX)) { 1860482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return simpleSwap(pixelX, pixelY, minSpanX, minSpanY, spanX - 1, spanY, direction, 1861482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen dragView, false, solution); 1862482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else if (spanY > minSpanY) { 1863482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return simpleSwap(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY - 1, direction, 1864482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen dragView, true, solution); 1865482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1866482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = false; 1867482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 1868482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = true; 1869482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewX = result[0]; 1870482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewY = result[1]; 1871482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanX = spanX; 1872482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY = spanY; 1873482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1874482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return solution; 1875482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1876482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1877482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void copyCurrentStateToSolution(ItemConfiguration solution, boolean temp) { 1878a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 1879482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 1880a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 1881482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 18828baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c; 1883482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (temp) { 18848baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c = new CellAndSpan(lp.tmpCellX, lp.tmpCellY, lp.cellHSpan, lp.cellVSpan); 1885482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 18868baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c = new CellAndSpan(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan); 1887482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 18888baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen solution.map.put(child, c); 1889482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1890482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1891482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1892482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void copySolutionToTempState(ItemConfiguration solution, View dragView) { 1893482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 1894482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 1895482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mTmpOccupied[i][j] = false; 1896482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1897482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1898482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1899a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 1900482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 1901a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 1902482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (child == dragView) continue; 1903482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 19048baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(child); 19058baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (c != null) { 19068baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.tmpCellX = c.x; 19078baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.tmpCellY = c.y; 19088baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.cellHSpan = c.spanX; 19098baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.cellVSpan = c.spanY; 19108baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, true); 1911482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1912482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1913482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(solution.dragViewX, solution.dragViewY, solution.dragViewSpanX, 1914482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY, mTmpOccupied, true); 1915482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1916482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1917482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void animateItemsToSolution(ItemConfiguration solution, View dragView, boolean 1918482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen commitDragView) { 1919482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1920482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] occupied = DESTRUCTIVE_REORDER ? mOccupied : mTmpOccupied; 1921482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 1922482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 1923482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[i][j] = false; 1924482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1925482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1926482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1927a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 1928482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 1929a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 1930482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (child == dragView) continue; 19318baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(child); 19328baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (c != null) { 193319f3792523fe2d55ea791a9286398a6120920690Adam Cohen animateChildToPosition(child, c.x, c.y, REORDER_ANIMATION_DURATION, 0, 193419f3792523fe2d55ea791a9286398a6120920690Adam Cohen DESTRUCTIVE_REORDER, false); 19358baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, occupied, true); 1936482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1937482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1938482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (commitDragView) { 1939482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(solution.dragViewX, solution.dragViewY, solution.dragViewSpanX, 1940482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY, occupied, true); 1941482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1942482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1943482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 194419f3792523fe2d55ea791a9286398a6120920690Adam Cohen // This method starts or changes the reorder hint animations 194519f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void beginOrAdjustHintAnimations(ItemConfiguration solution, View dragView, int delay) { 194619f3792523fe2d55ea791a9286398a6120920690Adam Cohen int childCount = mShortcutsAndWidgets.getChildCount(); 194719f3792523fe2d55ea791a9286398a6120920690Adam Cohen int timeForPriorAnimationToComplete = getMaxCompletionTime(); 194819f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (int i = 0; i < childCount; i++) { 194919f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 195019f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (child == dragView) continue; 195119f3792523fe2d55ea791a9286398a6120920690Adam Cohen CellAndSpan c = solution.map.get(child); 195219f3792523fe2d55ea791a9286398a6120920690Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 195319f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (c != null) { 195419f3792523fe2d55ea791a9286398a6120920690Adam Cohen ReorderHintAnimation rha = new ReorderHintAnimation(child, lp.cellX, lp.cellY, 195519f3792523fe2d55ea791a9286398a6120920690Adam Cohen c.x, c.y, c.spanX, c.spanY); 195619f3792523fe2d55ea791a9286398a6120920690Adam Cohen rha.animate(timeForPriorAnimationToComplete); 195719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 195819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 195919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 196019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 196119f3792523fe2d55ea791a9286398a6120920690Adam Cohen // Class which represents the reorder hint animations. These animations show that an item is 196219f3792523fe2d55ea791a9286398a6120920690Adam Cohen // in a temporary state, and hint at where the item will return to. 196319f3792523fe2d55ea791a9286398a6120920690Adam Cohen class ReorderHintAnimation { 196419f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child; 196519f3792523fe2d55ea791a9286398a6120920690Adam Cohen float deltaX; 196619f3792523fe2d55ea791a9286398a6120920690Adam Cohen float deltaY; 196750e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely private static final int DURATION = 300; 196819f3792523fe2d55ea791a9286398a6120920690Adam Cohen private int repeatCount; 196919f3792523fe2d55ea791a9286398a6120920690Adam Cohen private boolean cancelOnCycleComplete = false; 197019f3792523fe2d55ea791a9286398a6120920690Adam Cohen ValueAnimator va; 197119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 197219f3792523fe2d55ea791a9286398a6120920690Adam Cohen public ReorderHintAnimation(View child, int cellX0, int cellY0, int cellX1, int cellY1, 197319f3792523fe2d55ea791a9286398a6120920690Adam Cohen int spanX, int spanY) { 197419f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToCenterPoint(cellX0, cellY0, spanX, spanY, mTmpPoint); 197519f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int x0 = mTmpPoint[0]; 197619f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int y0 = mTmpPoint[1]; 197719f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToCenterPoint(cellX1, cellY1, spanX, spanY, mTmpPoint); 197819f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int x1 = mTmpPoint[0]; 197919f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int y1 = mTmpPoint[1]; 198019f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int dX = x1 - x0; 198119f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int dY = y1 - y0; 198219f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = 0; 198319f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = 0; 198419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dX == dY && dX == 0) { 198519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 198619f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dY == 0) { 198719f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = mReorderHintAnimationMagnitude; 198819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else if (dX == 0) { 198919f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = mReorderHintAnimationMagnitude; 199019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 199119f3792523fe2d55ea791a9286398a6120920690Adam Cohen double angle = Math.atan( (float) (dY) / dX); 199219f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = (int) (Math.cos(angle) * mReorderHintAnimationMagnitude); 199319f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = (int) (Math.sin(angle) * mReorderHintAnimationMagnitude); 199419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 199519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 199650e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely child.setPivotY(child.getMeasuredHeight() * 0.5f); 199750e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely child.setPivotX(child.getMeasuredWidth() * 0.5f); 199819f3792523fe2d55ea791a9286398a6120920690Adam Cohen this.child = child; 199919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 200019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 200119f3792523fe2d55ea791a9286398a6120920690Adam Cohen void animate(int delay) { 200219f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (mShakeAnimators.containsKey(child)) { 200319f3792523fe2d55ea791a9286398a6120920690Adam Cohen ReorderHintAnimation oldAnimation = mShakeAnimators.get(child); 200419f3792523fe2d55ea791a9286398a6120920690Adam Cohen oldAnimation.completeAnimation(); 200519f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators.remove(child); 200619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 200719f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (deltaX == 0 && deltaY == 0) { 200819f3792523fe2d55ea791a9286398a6120920690Adam Cohen return; 200919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 201019f3792523fe2d55ea791a9286398a6120920690Adam Cohen va = ValueAnimator.ofFloat(0f, 1f); 201119f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setRepeatMode(ValueAnimator.REVERSE); 201219f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setRepeatCount(ValueAnimator.INFINITE); 201350e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely va.setDuration((int) (DURATION * (1.0f + Math.random()*.08f))); 201419f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.addUpdateListener(new AnimatorUpdateListener() { 201519f3792523fe2d55ea791a9286398a6120920690Adam Cohen @Override 201619f3792523fe2d55ea791a9286398a6120920690Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 201719f3792523fe2d55ea791a9286398a6120920690Adam Cohen float r = ((Float) animation.getAnimatedValue()).floatValue(); 201819f3792523fe2d55ea791a9286398a6120920690Adam Cohen float x = r * deltaX; 201919f3792523fe2d55ea791a9286398a6120920690Adam Cohen float y = r * deltaY; 202019f3792523fe2d55ea791a9286398a6120920690Adam Cohen child.setTranslationX(x); 202119f3792523fe2d55ea791a9286398a6120920690Adam Cohen child.setTranslationY(y); 202250e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely float sf = 4.0f / child.getWidth(); 202350e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely float s = 1.0f - r * sf; 202450e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely child.setScaleX(s); 202550e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely child.setScaleY(s); 202619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 202719f3792523fe2d55ea791a9286398a6120920690Adam Cohen }); 202819f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.addListener(new AnimatorListenerAdapter() { 202919f3792523fe2d55ea791a9286398a6120920690Adam Cohen public void onAnimationRepeat(Animator animation) { 203019f3792523fe2d55ea791a9286398a6120920690Adam Cohen repeatCount++; 203119f3792523fe2d55ea791a9286398a6120920690Adam Cohen // We make sure to end only after a full period 203219f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (cancelOnCycleComplete && repeatCount % 2 == 0) { 203319f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.cancel(); 203419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 203519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 203619f3792523fe2d55ea791a9286398a6120920690Adam Cohen }); 203719f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setStartDelay(Math.max(REORDER_ANIMATION_DURATION, delay)); 203819f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators.put(child, this); 203919f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.start(); 204019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 204119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 204219f3792523fe2d55ea791a9286398a6120920690Adam Cohen 204319f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void completeAnimation() { 204419f3792523fe2d55ea791a9286398a6120920690Adam Cohen cancelOnCycleComplete = true; 204519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 204650e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely private void completeAnimationImmediately() { 204750e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely va.cancel(); 204850e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely 204950e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely AnimatorSet s = new AnimatorSet(); 205050e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely s.playTogether( 205150e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely ObjectAnimator.ofFloat(child, "scaleX", 1f), 205250e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely ObjectAnimator.ofFloat(child, "scaleY", 1f), 205350e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely ObjectAnimator.ofFloat(child, "translationX", 0f), 205450e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely ObjectAnimator.ofFloat(child, "translationX", 0f) 205550e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely ); 205650e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely s.setDuration(REORDER_ANIMATION_DURATION); 205750e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely s.setInterpolator(new android.view.animation.DecelerateInterpolator(1.5f)); 205850e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely s.start(); 205950e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely } 206050e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely 206119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 206219f3792523fe2d55ea791a9286398a6120920690Adam Cohen // Returns the time required to complete the current oscillating animation 206319f3792523fe2d55ea791a9286398a6120920690Adam Cohen private int completionTime() { 206419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (repeatCount % 2 == 0) { 206519f3792523fe2d55ea791a9286398a6120920690Adam Cohen return (int) (va.getDuration() - va.getCurrentPlayTime() + DURATION); 206619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 206719f3792523fe2d55ea791a9286398a6120920690Adam Cohen return (int) (va.getDuration() - va.getCurrentPlayTime()); 206819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 206919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 207019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 207119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 207219f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void completeAndClearReorderHintAnimations() { 207319f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (ReorderHintAnimation a: mShakeAnimators.values()) { 207450e6e565bcf1f51023c2a14d31b17c8a550aac84Brandon Keely a.completeAnimationImmediately(); 207519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 207619f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators.clear(); 207719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 207819f3792523fe2d55ea791a9286398a6120920690Adam Cohen 207919f3792523fe2d55ea791a9286398a6120920690Adam Cohen private int getMaxCompletionTime() { 208019f3792523fe2d55ea791a9286398a6120920690Adam Cohen int maxTime = 0; 208119f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (ReorderHintAnimation a: mShakeAnimators.values()) { 208219f3792523fe2d55ea791a9286398a6120920690Adam Cohen maxTime = Math.max(maxTime, a.completionTime()); 208319f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 208419f3792523fe2d55ea791a9286398a6120920690Adam Cohen return maxTime; 208519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 208619f3792523fe2d55ea791a9286398a6120920690Adam Cohen 2087482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void commitTempPlacement() { 2088482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 2089482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 2090482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mOccupied[i][j] = mTmpOccupied[i][j]; 2091482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2092482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2093a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 2094482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 2095ea889a294be004f4b1c21e9b874f9e63abfb8bd6Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 2096ea889a294be004f4b1c21e9b874f9e63abfb8bd6Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 2097ea889a294be004f4b1c21e9b874f9e63abfb8bd6Adam Cohen ItemInfo info = (ItemInfo) child.getTag(); 20982acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen // We do a null check here because the item info can be null in the case of the 20992acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen // AllApps button in the hotseat. 21002acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen if (info != null) { 21012acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen info.cellX = lp.cellX = lp.tmpCellX; 21022acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen info.cellY = lp.cellY = lp.tmpCellY; 2103bebf042666cffe52039b875a549a582abd78a431Adam Cohen info.spanX = lp.cellHSpan; 2104bebf042666cffe52039b875a549a582abd78a431Adam Cohen info.spanY = lp.cellVSpan; 21052acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen } 2106482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 21072acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen mLauncher.getWorkspace().updateItemLocationsInDatabase(this); 2108482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2109482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2110482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void setUseTempCoords(boolean useTempCoords) { 2111a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 2112482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 2113a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka LayoutParams lp = (LayoutParams) mShortcutsAndWidgets.getChildAt(i).getLayoutParams(); 2114482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.useTmpCoords = useTempCoords; 2115482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2116482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2117482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2118482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration findConfigurationNoShuffle(int pixelX, int pixelY, int minSpanX, int minSpanY, 2119482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int spanX, int spanY, View dragView, ItemConfiguration solution) { 2120482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] result = new int[2]; 2121482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] resultSpan = new int[2]; 2122482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen findNearestVacantArea(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY, null, result, 2123482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan); 2124482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (result[0] >= 0 && result[1] >= 0) { 2125482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen copyCurrentStateToSolution(solution, false); 2126482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewX = result[0]; 2127482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewY = result[1]; 2128482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanX = resultSpan[0]; 2129482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY = resultSpan[1]; 2130482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = true; 2131482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 2132482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = false; 2133482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2134482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return solution; 2135482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2136482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2137482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void prepareChildForDrag(View child) { 2138482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(child); 2139482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2140482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 214119f3792523fe2d55ea791a9286398a6120920690Adam Cohen /* This seems like it should be obvious and straight-forward, but when the direction vector 214219f3792523fe2d55ea791a9286398a6120920690Adam Cohen needs to match with the notion of the dragView pushing other views, we have to employ 214319f3792523fe2d55ea791a9286398a6120920690Adam Cohen a slightly more subtle notion of the direction vector. The question is what two points is 214419f3792523fe2d55ea791a9286398a6120920690Adam Cohen the vector between? The center of the dragView and its desired destination? Not quite, as 214519f3792523fe2d55ea791a9286398a6120920690Adam Cohen this doesn't necessarily coincide with the interaction of the dragView and items occupying 214619f3792523fe2d55ea791a9286398a6120920690Adam Cohen those cells. Instead we use some heuristics to often lock the vector to up, down, left 214719f3792523fe2d55ea791a9286398a6120920690Adam Cohen or right, which helps make pushing feel right. 214819f3792523fe2d55ea791a9286398a6120920690Adam Cohen */ 214919f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void getDirectionVectorForDrop(int dragViewCenterX, int dragViewCenterY, int spanX, 215019f3792523fe2d55ea791a9286398a6120920690Adam Cohen int spanY, View dragView, int[] resultDirection) { 215119f3792523fe2d55ea791a9286398a6120920690Adam Cohen int[] targetDestination = new int[2]; 215219f3792523fe2d55ea791a9286398a6120920690Adam Cohen 215319f3792523fe2d55ea791a9286398a6120920690Adam Cohen findNearestArea(dragViewCenterX, dragViewCenterY, spanX, spanY, targetDestination); 215419f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect dragRect = new Rect(); 215519f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToRect(targetDestination[0], targetDestination[1], spanX, spanY, dragRect); 215619f3792523fe2d55ea791a9286398a6120920690Adam Cohen dragRect.offset(dragViewCenterX - dragRect.centerX(), dragViewCenterY - dragRect.centerY()); 215719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 215819f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect dropRegionRect = new Rect(); 215919f3792523fe2d55ea791a9286398a6120920690Adam Cohen getViewsIntersectingRegion(targetDestination[0], targetDestination[1], spanX, spanY, 216019f3792523fe2d55ea791a9286398a6120920690Adam Cohen dragView, dropRegionRect, mIntersectingViews); 216119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 216219f3792523fe2d55ea791a9286398a6120920690Adam Cohen int dropRegionSpanX = dropRegionRect.width(); 216319f3792523fe2d55ea791a9286398a6120920690Adam Cohen int dropRegionSpanY = dropRegionRect.height(); 216419f3792523fe2d55ea791a9286398a6120920690Adam Cohen 216519f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToRect(dropRegionRect.left, dropRegionRect.top, dropRegionRect.width(), 216619f3792523fe2d55ea791a9286398a6120920690Adam Cohen dropRegionRect.height(), dropRegionRect); 216719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 216819f3792523fe2d55ea791a9286398a6120920690Adam Cohen int deltaX = (dropRegionRect.centerX() - dragViewCenterX) / spanX; 216919f3792523fe2d55ea791a9286398a6120920690Adam Cohen int deltaY = (dropRegionRect.centerY() - dragViewCenterY) / spanY; 217019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 217119f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dropRegionSpanX == mCountX || spanX == mCountX) { 217219f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = 0; 217319f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 217419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dropRegionSpanY == mCountY || spanY == mCountY) { 217519f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = 0; 217619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 217719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 217819f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (deltaX == 0 && deltaY == 0) { 217919f3792523fe2d55ea791a9286398a6120920690Adam Cohen // No idea what to do, give a random direction. 218019f3792523fe2d55ea791a9286398a6120920690Adam Cohen resultDirection[0] = 1; 218119f3792523fe2d55ea791a9286398a6120920690Adam Cohen resultDirection[1] = 0; 218219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 218319f3792523fe2d55ea791a9286398a6120920690Adam Cohen computeDirectionVector(deltaX, deltaY, resultDirection); 218419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 218519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 218619f3792523fe2d55ea791a9286398a6120920690Adam Cohen 218719f3792523fe2d55ea791a9286398a6120920690Adam Cohen // For a given cell and span, fetch the set of views intersecting the region. 218819f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void getViewsIntersectingRegion(int cellX, int cellY, int spanX, int spanY, 218919f3792523fe2d55ea791a9286398a6120920690Adam Cohen View dragView, Rect boundingRect, ArrayList<View> intersectingViews) { 219019f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (boundingRect != null) { 219119f3792523fe2d55ea791a9286398a6120920690Adam Cohen boundingRect.set(cellX, cellY, cellX + spanX, cellY + spanY); 219219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 219319f3792523fe2d55ea791a9286398a6120920690Adam Cohen intersectingViews.clear(); 219419f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect r0 = new Rect(cellX, cellY, cellX + spanX, cellY + spanY); 219519f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect r1 = new Rect(); 219619f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int count = mShortcutsAndWidgets.getChildCount(); 219719f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (int i = 0; i < count; i++) { 219819f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 219919f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (child == dragView) continue; 220019f3792523fe2d55ea791a9286398a6120920690Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 220119f3792523fe2d55ea791a9286398a6120920690Adam Cohen r1.set(lp.cellX, lp.cellY, lp.cellX + lp.cellHSpan, lp.cellY + lp.cellVSpan); 220219f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (Rect.intersects(r0, r1)) { 220319f3792523fe2d55ea791a9286398a6120920690Adam Cohen mIntersectingViews.add(child); 220419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (boundingRect != null) { 220519f3792523fe2d55ea791a9286398a6120920690Adam Cohen boundingRect.union(r1); 220619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 220719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 220819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 220919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 221019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 221119f3792523fe2d55ea791a9286398a6120920690Adam Cohen boolean isNearestDropLocationOccupied(int pixelX, int pixelY, int spanX, int spanY, 221219f3792523fe2d55ea791a9286398a6120920690Adam Cohen View dragView, int[] result) { 221319f3792523fe2d55ea791a9286398a6120920690Adam Cohen result = findNearestArea(pixelX, pixelY, spanX, spanY, result); 221419f3792523fe2d55ea791a9286398a6120920690Adam Cohen getViewsIntersectingRegion(result[0], result[1], spanX, spanY, dragView, null, 221519f3792523fe2d55ea791a9286398a6120920690Adam Cohen mIntersectingViews); 221619f3792523fe2d55ea791a9286398a6120920690Adam Cohen return !mIntersectingViews.isEmpty(); 221719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 221819f3792523fe2d55ea791a9286398a6120920690Adam Cohen 221919f3792523fe2d55ea791a9286398a6120920690Adam Cohen void revertTempState() { 222019f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (!isItemPlacementDirty() || DESTRUCTIVE_REORDER) return; 222119f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int count = mShortcutsAndWidgets.getChildCount(); 222219f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (int i = 0; i < count; i++) { 222319f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 222419f3792523fe2d55ea791a9286398a6120920690Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 222519f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (lp.tmpCellX != lp.cellX || lp.tmpCellY != lp.cellY) { 222619f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.tmpCellX = lp.cellX; 222719f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.tmpCellY = lp.cellY; 222819f3792523fe2d55ea791a9286398a6120920690Adam Cohen animateChildToPosition(child, lp.cellX, lp.cellY, REORDER_ANIMATION_DURATION, 222919f3792523fe2d55ea791a9286398a6120920690Adam Cohen 0, false, false); 223019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 223119f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 223219f3792523fe2d55ea791a9286398a6120920690Adam Cohen completeAndClearReorderHintAnimations(); 223319f3792523fe2d55ea791a9286398a6120920690Adam Cohen setItemPlacementDirty(false); 223419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 223519f3792523fe2d55ea791a9286398a6120920690Adam Cohen 2236bebf042666cffe52039b875a549a582abd78a431Adam Cohen boolean createAreaForResize(int cellX, int cellY, int spanX, int spanY, 2237bebf042666cffe52039b875a549a582abd78a431Adam Cohen View dragView, int[] direction, boolean commit) { 2238bebf042666cffe52039b875a549a582abd78a431Adam Cohen int[] pixelXY = new int[2]; 2239bebf042666cffe52039b875a549a582abd78a431Adam Cohen regionToCenterPoint(cellX, cellY, spanX, spanY, pixelXY); 2240bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2241bebf042666cffe52039b875a549a582abd78a431Adam Cohen // First we determine if things have moved enough to cause a different layout 2242bebf042666cffe52039b875a549a582abd78a431Adam Cohen ItemConfiguration swapSolution = simpleSwap(pixelXY[0], pixelXY[1], spanX, spanY, 2243bebf042666cffe52039b875a549a582abd78a431Adam Cohen spanX, spanY, direction, dragView, true, new ItemConfiguration()); 2244bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2245bebf042666cffe52039b875a549a582abd78a431Adam Cohen setUseTempCoords(true); 2246bebf042666cffe52039b875a549a582abd78a431Adam Cohen if (swapSolution != null && swapSolution.isSolution) { 2247bebf042666cffe52039b875a549a582abd78a431Adam Cohen // If we're just testing for a possible location (MODE_ACCEPT_DROP), we don't bother 2248bebf042666cffe52039b875a549a582abd78a431Adam Cohen // committing anything or animating anything as we just want to determine if a solution 2249bebf042666cffe52039b875a549a582abd78a431Adam Cohen // exists 2250bebf042666cffe52039b875a549a582abd78a431Adam Cohen copySolutionToTempState(swapSolution, dragView); 2251bebf042666cffe52039b875a549a582abd78a431Adam Cohen setItemPlacementDirty(true); 2252bebf042666cffe52039b875a549a582abd78a431Adam Cohen animateItemsToSolution(swapSolution, dragView, commit); 2253bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2254bebf042666cffe52039b875a549a582abd78a431Adam Cohen if (commit) { 2255bebf042666cffe52039b875a549a582abd78a431Adam Cohen commitTempPlacement(); 2256bebf042666cffe52039b875a549a582abd78a431Adam Cohen completeAndClearReorderHintAnimations(); 2257bebf042666cffe52039b875a549a582abd78a431Adam Cohen setItemPlacementDirty(false); 2258bebf042666cffe52039b875a549a582abd78a431Adam Cohen } else { 2259bebf042666cffe52039b875a549a582abd78a431Adam Cohen beginOrAdjustHintAnimations(swapSolution, dragView, 2260bebf042666cffe52039b875a549a582abd78a431Adam Cohen REORDER_ANIMATION_DURATION); 2261bebf042666cffe52039b875a549a582abd78a431Adam Cohen } 2262bebf042666cffe52039b875a549a582abd78a431Adam Cohen mShortcutsAndWidgets.requestLayout(); 2263bebf042666cffe52039b875a549a582abd78a431Adam Cohen } 2264bebf042666cffe52039b875a549a582abd78a431Adam Cohen return swapSolution.isSolution; 2265bebf042666cffe52039b875a549a582abd78a431Adam Cohen } 2266bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2267482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] createArea(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, int spanY, 2268482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen View dragView, int[] result, int resultSpan[], int mode) { 2269482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // First we determine if things have moved enough to cause a different layout 227047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen result = findNearestArea(pixelX, pixelY, spanX, spanY, result); 2271482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2272482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (resultSpan == null) { 2273482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan = new int[2]; 2274482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2275482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 227619f3792523fe2d55ea791a9286398a6120920690Adam Cohen // When we are checking drop validity or actually dropping, we don't recompute the 227719f3792523fe2d55ea791a9286398a6120920690Adam Cohen // direction vector, since we want the solution to match the preview, and it's possible 227819f3792523fe2d55ea791a9286398a6120920690Adam Cohen // that the exact position of the item has changed to result in a new reordering outcome. 2279b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen if ((mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL || mode == MODE_ACCEPT_DROP) 2280b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen && mPreviousReorderDirection[0] != INVALID_DIRECTION) { 228119f3792523fe2d55ea791a9286398a6120920690Adam Cohen mDirectionVector[0] = mPreviousReorderDirection[0]; 228219f3792523fe2d55ea791a9286398a6120920690Adam Cohen mDirectionVector[1] = mPreviousReorderDirection[1]; 228319f3792523fe2d55ea791a9286398a6120920690Adam Cohen // We reset this vector after drop 2284b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen if (mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL) { 2285b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen mPreviousReorderDirection[0] = INVALID_DIRECTION; 2286b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen mPreviousReorderDirection[1] = INVALID_DIRECTION; 228719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 228819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 228919f3792523fe2d55ea791a9286398a6120920690Adam Cohen getDirectionVectorForDrop(pixelX, pixelY, spanX, spanY, dragView, mDirectionVector); 229019f3792523fe2d55ea791a9286398a6120920690Adam Cohen mPreviousReorderDirection[0] = mDirectionVector[0]; 229119f3792523fe2d55ea791a9286398a6120920690Adam Cohen mPreviousReorderDirection[1] = mDirectionVector[1]; 229219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 229319f3792523fe2d55ea791a9286398a6120920690Adam Cohen 2294482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration swapSolution = simpleSwap(pixelX, pixelY, minSpanX, minSpanY, 2295482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen spanX, spanY, mDirectionVector, dragView, true, new ItemConfiguration()); 2296482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2297482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // We attempt the approach which doesn't shuffle views at all 2298482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration noShuffleSolution = findConfigurationNoShuffle(pixelX, pixelY, minSpanX, 2299482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen minSpanY, spanX, spanY, dragView, new ItemConfiguration()); 2300482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2301482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration finalSolution = null; 2302482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (swapSolution.isSolution && swapSolution.area() >= noShuffleSolution.area()) { 2303482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen finalSolution = swapSolution; 2304482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else if (noShuffleSolution.isSolution) { 2305482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen finalSolution = noShuffleSolution; 2306482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2307482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2308482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean foundSolution = true; 2309482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!DESTRUCTIVE_REORDER) { 2310482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen setUseTempCoords(true); 2311482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2312482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2313482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (finalSolution != null) { 2314482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = finalSolution.dragViewX; 2315482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[1] = finalSolution.dragViewY; 2316482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan[0] = finalSolution.dragViewSpanX; 2317482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan[1] = finalSolution.dragViewSpanY; 2318482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2319482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // If we're just testing for a possible location (MODE_ACCEPT_DROP), we don't bother 2320482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // committing anything or animating anything as we just want to determine if a solution 2321482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // exists 2322482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (mode == MODE_DRAG_OVER || mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL) { 2323482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!DESTRUCTIVE_REORDER) { 2324482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen copySolutionToTempState(finalSolution, dragView); 2325482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2326482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen setItemPlacementDirty(true); 2327482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen animateItemsToSolution(finalSolution, dragView, mode == MODE_ON_DROP); 2328482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 232919f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (!DESTRUCTIVE_REORDER && 233019f3792523fe2d55ea791a9286398a6120920690Adam Cohen (mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL)) { 2331482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen commitTempPlacement(); 233219f3792523fe2d55ea791a9286398a6120920690Adam Cohen completeAndClearReorderHintAnimations(); 233319f3792523fe2d55ea791a9286398a6120920690Adam Cohen setItemPlacementDirty(false); 233419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 233519f3792523fe2d55ea791a9286398a6120920690Adam Cohen beginOrAdjustHintAnimations(finalSolution, dragView, 233619f3792523fe2d55ea791a9286398a6120920690Adam Cohen REORDER_ANIMATION_DURATION); 2337482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2338482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2339482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 2340482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen foundSolution = false; 2341482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = result[1] = resultSpan[0] = resultSpan[1] = -1; 2342482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2343482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2344482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if ((mode == MODE_ON_DROP || !foundSolution) && !DESTRUCTIVE_REORDER) { 2345482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen setUseTempCoords(false); 2346482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2347482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2348a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.requestLayout(); 2349482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return result; 2350482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2351482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 235219f3792523fe2d55ea791a9286398a6120920690Adam Cohen void setItemPlacementDirty(boolean dirty) { 235319f3792523fe2d55ea791a9286398a6120920690Adam Cohen mItemPlacementDirty = dirty; 2354482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 235519f3792523fe2d55ea791a9286398a6120920690Adam Cohen boolean isItemPlacementDirty() { 235619f3792523fe2d55ea791a9286398a6120920690Adam Cohen return mItemPlacementDirty; 2357482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2358482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2359482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private class ItemConfiguration { 23608baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen HashMap<View, CellAndSpan> map = new HashMap<View, CellAndSpan>(); 2361482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean isSolution = false; 2362482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int dragViewX, dragViewY, dragViewSpanX, dragViewSpanY; 2363482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2364482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int area() { 2365482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return dragViewSpanX * dragViewSpanY; 2366482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 23678baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 23688baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 23698baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen private class CellAndSpan { 23708baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int x, y; 23718baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int spanX, spanY; 23728baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 23738baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen public CellAndSpan(int x, int y, int spanX, int spanY) { 23748baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.x = x; 23758baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.y = y; 23768baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.spanX = spanX; 23778baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.spanY = spanY; 2378482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2379482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2380482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2381df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 2382df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 2383df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 2384df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 2385df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 2386df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 2387df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 2388df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 2389df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 2390df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 2391df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 2392df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 2393df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 2394df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestVacantArea( 2395df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 2396df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, ignoreView, true, result); 2397df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 2398df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 2399df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 2400d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 2401d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 2402d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * 2403d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 2404d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 2405d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanX The minimum horizontal span required 2406d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanY The minimum vertical span required 2407d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanX Horizontal span of the object. 2408d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanY Vertical span of the object. 2409d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 2410d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param result Previously returned value to possibly recycle. 2411d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 2412d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * nearest the requested location. 2413d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 2414d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestVacantArea(int pixelX, int pixelY, int minSpanX, int minSpanY, 2415d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int spanX, int spanY, View ignoreView, int[] result, int[] resultSpan) { 2416482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return findNearestArea(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY, ignoreView, true, 2417482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result, resultSpan, mOccupied); 2418d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 2419d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 2420d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 2421df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a starting cell position that will fit the given bounds nearest the requested 2422df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 2423df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 2424df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 2425df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 2426df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 2427df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 2428df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 2429df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 2430df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 2431df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 2432df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 2433df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea( 2434df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, int[] result) { 2435df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, null, false, result); 2436df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 2437df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 24380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 24390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 24400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 24440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 24450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 24460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 24470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 24490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 24500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 24510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 24520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 24540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 2456482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null, mOccupied); 24570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 24610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 24630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 24640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 24650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 24660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 24670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 24680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 2470482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, 2471482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ignoreView, mOccupied); 24720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 24760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 24770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 24790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 24800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 24810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 24820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 24830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 24850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 24870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 24880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 2489482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellXY, spanX, spanY, intersectX, intersectY, null, mOccupied); 24900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 24940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 2496482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int intersectX, int intersectY, View ignoreView, boolean occupied[][]) { 2497c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 2498482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(ignoreView, occupied); 24990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 250028750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 25010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 25020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 25030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 25040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 25050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 25070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 25080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 25090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 25110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 25120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 25130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 25150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 25160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 25170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2519bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 25200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 2521bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 25220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 25230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 2524482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (occupied[x + i][y + j]) { 2525bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 25260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 2527bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 25280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 25290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 25330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 25340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 25350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 253628750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 253728750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 25380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 25410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 25420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 25430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 25440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 25450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 25460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 25470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 25480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2551c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 2552482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsOccupiedForView(ignoreView, occupied); 255328750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 25540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 255631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2557c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * A drag event has begun over this layout. 2558c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * It may have begun over this layout (in which case onDragChild is called first), 2559c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * or it may have begun on another layout. 2560c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung */ 2561c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung void onDragEnter() { 2562c6cc61d45836e4081920883cc4d448ccb0bb8417Adam Cohen mDragEnforcer.onDragEnter(); 2563c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung mDragging = true; 2564c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung } 2565c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung 2566c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung /** 25670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 25686569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 25690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 2570c6cc61d45836e4081920883cc4d448ccb0bb8417Adam Cohen mDragEnforcer.onDragExit(); 25714be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 25724be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 25734be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 25744be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 25754be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 25764be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 257708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 257808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 2579d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mDragCell[0] = mDragCell[1] = -1; 258008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 258108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 258219f3792523fe2d55ea791a9286398a6120920690Adam Cohen revertTempState(); 258333945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 25846569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 25856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 25866569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 2587aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 2588de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 2589ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 259031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 259131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 259231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 2593716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen void onDropChild(View child) { 2594d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 2595d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 259684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 2597d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 2598d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 259931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 260031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 260131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 260231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 2603aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 260431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 260531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 2606aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 260731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 26086569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 260931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 2610d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, Rect resultRect) { 261131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 261231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 261331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 261431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 2615aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 26164b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 26174b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 2618aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 261931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 262031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 262131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 262231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 262331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 2624aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 26256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 262631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 2627aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 262831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2629aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 263031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 2631aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 263231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 263331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 26348f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 263531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 26368f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 26379987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 26389987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 26399987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 26409987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 264131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 264231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 264379e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 264479e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 264531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 264679e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 264731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 264854c725cc294cd43ed0650179bfae64a622547660Winson Chung int spanX = (int) Math.ceil(width / (float) smallerSize); 264954c725cc294cd43ed0650179bfae64a622547660Winson Chung int spanY = (int) Math.ceil(height / (float) smallerSize); 265079e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 26518f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 26528f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 26538f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 26548f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 26558f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 26568f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 265731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 265831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2659f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka public int[] cellSpansToSize(int hSpans, int vSpans) { 2660f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka int[] size = new int[2]; 2661f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[0] = hSpans * mCellWidth + (hSpans - 1) * mWidthGap; 2662f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[1] = vSpans * mCellHeight + (vSpans - 1) * mHeightGap; 2663f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka return size; 2664f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka } 2665f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka 266631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2667047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 2668047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 2669047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 2670047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 2671047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 2672047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 2673047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 2674047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 2675047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 2676047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 2677047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 2678047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 2679047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 2680047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 2681047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 2682047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 2683047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 2684047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 2685047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 2686047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 2687047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 2688047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 2689047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 269031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 269131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 269231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 269331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 269431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 2695aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 269631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 269731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 269831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 269931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 270131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 270231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 270331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 270431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 270531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27062801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int y = 0; y < yCount; y++) { 27072801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int x = 0; x < xCount; x++) { 270831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 270931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 271031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 271131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 271231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 271331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 271431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 271531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 271631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 271731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 271831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 271931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 272031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 272131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 272231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 272331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 272431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 272531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 272631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 27280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 27290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 27300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 273131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 273231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 273431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2735d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen public void onMove(View view, int newCellX, int newCellY, int newSpanX, int newSpanY) { 27360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 2737482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(newCellX, newCellY, newSpanX, newSpanY, mOccupied, true); 27380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 273931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2740d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsOccupiedForView(View view) { 2741482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsOccupiedForView(view, mOccupied); 2742482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2743482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void markCellsAsOccupiedForView(View view, boolean[][] occupied) { 2744a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (view == null || view.getParent() != mShortcutsAndWidgets) return; 27450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 2746482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, occupied, true); 27470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 27480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2749d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsUnoccupiedForView(View view) { 2750482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(view, mOccupied); 2751482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2752482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void markCellsAsUnoccupiedForView(View view, boolean occupied[][]) { 2753a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (view == null || view.getParent() != mShortcutsAndWidgets) return; 27540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 2755482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, occupied, false); 27560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 27570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2758482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean[][] occupied, 2759482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean value) { 2760482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (cellX < 0 || cellY < 0) return; 27610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 27620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 2763482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[x][y] = value; 276431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 276531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 276631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 276731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27682801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredWidth() { 27698b805b17158886035b38261eb611d8641701ae43Michael Jurka return getPaddingLeft() + getPaddingRight() + (mCountX * mCellWidth) + 27702801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountX - 1), 0) * mWidthGap); 27712801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 27722801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 27732801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredHeight() { 27748b805b17158886035b38261eb611d8641701ae43Michael Jurka return getPaddingTop() + getPaddingBottom() + (mCountY * mCellHeight) + 27752801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountY - 1), 0) * mHeightGap); 27762801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 27772801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 277866d72178af91d455700875635473be942bc90e54Michael Jurka public boolean isOccupied(int x, int y) { 277966d72178af91d455700875635473be942bc90e54Michael Jurka if (x < mCountX && y < mCountY) { 278066d72178af91d455700875635473be942bc90e54Michael Jurka return mOccupied[x][y]; 278166d72178af91d455700875635473be942bc90e54Michael Jurka } else { 278266d72178af91d455700875635473be942bc90e54Michael Jurka throw new RuntimeException("Position exceeds the bound of this CellLayout"); 278366d72178af91d455700875635473be942bc90e54Michael Jurka } 278466d72178af91d455700875635473be942bc90e54Michael Jurka } 278566d72178af91d455700875635473be942bc90e54Michael Jurka 278631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 278731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 278831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 278931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 279031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 279131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 279231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 279331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 279431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 279531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 279631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 279731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 279831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 279931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 280031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2801aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 2802aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 2803aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 2804aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2805aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 2806aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 2807aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 2808aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 2809aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2810aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2811aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 281231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 281331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 281431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 281531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 281631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 281731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 281831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 281931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 282031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical location of the item in the grid. 282131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 282231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 282331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellY; 282431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 282531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2826482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Temporary horizontal location of the item in the grid during reorder 2827482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2828482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public int tmpCellX; 2829482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2830482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 2831482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Temporary vertical location of the item in the grid during reorder 2832482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2833482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public int tmpCellY; 2834482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2835482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 2836482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Indicates that the temporary coordinates should be used to layout the items 2837482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2838482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public boolean useTmpCoords; 2839482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2840482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 284131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 284231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 284331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 284431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 284531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 284631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 284731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 284831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 284931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 285031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 2851aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 28521b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 28531b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Indicates whether the item will set its x, y, width and height parameters freely, 28541b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan. 28551b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 2856d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public boolean isLockedToGrid = true; 2857d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 2858482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 2859482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Indicates whether this item can be reordered. Always true except in the case of the 2860482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * the AllApps button. 2861482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2862482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public boolean canReorder = true; 2863482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 286431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 286531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 286631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 286731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 286831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 286931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 287031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 287184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 2872fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 287331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 287431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 287531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 287631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 287731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 287831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 287931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 288031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 288131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 288231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 288331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 2884aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 2885aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 2886aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 2887aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 2888aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 2889aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 2890aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 2891aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2892aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 289331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 28948f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 289531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 289631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 289731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 289831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 289931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 290031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 29017f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap) { 2902d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (isLockedToGrid) { 2903d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellHSpan = cellHSpan; 2904d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellVSpan = cellVSpan; 2905482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int myCellX = useTmpCoords ? tmpCellX : cellX; 2906482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int myCellY = useTmpCoords ? tmpCellY : cellY; 29071b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen 2908d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 2909d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen leftMargin - rightMargin; 2910d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 2911d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen topMargin - bottomMargin; 2912eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung x = (int) (myCellX * (cellWidth + widthGap) + leftMargin); 2913eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung y = (int) (myCellY * (cellHeight + heightGap) + topMargin); 2914d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 2915d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 2916d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 2917aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 2918aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 2919aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 29207f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29217f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setWidth(int width) { 29227f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.width = width; 29237f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29247f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29257f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getWidth() { 29267f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return width; 29277f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29287f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29297f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setHeight(int height) { 29307f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.height = height; 29317f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29327f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29337f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getHeight() { 29347f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return height; 29357f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29367f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29377f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setX(int x) { 29387f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.x = x; 29397f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29407f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29417f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getX() { 29427f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return x; 29437f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29447f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29457f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setY(int y) { 29467f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.y = y; 29477f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29487f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29497f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getY() { 29507f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return y; 29517f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 295231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 295331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 29540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 29550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 29560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 29570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 29580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 29590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 2960e5fb0f27bca7afb996258a7163c76ca7390d7bffMichael Jurka static final class CellInfo { 296131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 2962a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 2963a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 296431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 296531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 296631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 29673d503fbd9468fb2b9fa645f4f7b91e11229edbfaWinson Chung long container; 296831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 296931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 297031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 2971aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 2972aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 297331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 297431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 2975d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka 2976d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka public boolean lastDownOnOccupiedCell() { 2977d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka return mLastDownOnOccupiedCell; 2978d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka } 297931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 2980