CellLayout.java revision a3d30adbfd4f013260f1f5ba3a56bc9bb4a11717
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; 204be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.AnimatorListenerAdapter; 2100397b1d9233409d9d6b233b077ae12d09768ce8Chet Haaseimport android.animation.TimeInterpolator; 22de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator; 23de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator.AnimatorUpdateListener; 2431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 2579e56263dbcbe85dc434df372bc6e6730aa13477Joe Onoratoimport android.content.res.Resources; 26aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.content.res.TypedArray; 274be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Bitmap; 28aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.graphics.Canvas; 290dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynnimport android.graphics.Color; 304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Paint; 31de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.Point; 32de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.PointF; 33b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohenimport android.graphics.PorterDuff; 34b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohenimport android.graphics.PorterDuffXfermode; 3531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 36482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohenimport android.graphics.drawable.ColorDrawable; 376569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.drawable.Drawable; 38b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohenimport android.graphics.drawable.NinePatchDrawable; 3931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 404be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.util.Log; 4131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewDebug; 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 45aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.Animation; 46150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chungimport android.view.animation.DecelerateInterpolator; 47aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.LayoutAnimationController; 4831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 496639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohenimport com.android.launcher.R; 5069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohenimport com.android.launcher2.FolderIcon.FolderRingAnimator; 518e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy 5269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohenimport java.util.ArrayList; 53c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohenimport java.util.Arrays; 54bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohenimport java.util.HashMap; 55d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohenimport java.util.Stack; 56c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen 57bdb5c5342adc550559fd723af461e53248f2fba8Michael Jurkapublic class CellLayout extends ViewGroup { 58aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung static final String TAG = "CellLayout"; 59aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 602acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen private Launcher mLauncher; 6131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellWidth; 6231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellHeight; 63aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 64d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountX; 65d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountY; 6631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 67234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen private int mOriginalWidthGap; 68234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen private int mOriginalHeightGap; 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mWidthGap; 7031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mHeightGap; 714b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung private int mMaxGap; 72ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen private boolean mScrollingTransformsDirty = false; 7331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final Rect mRect = new Rect(); 7531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final CellInfo mCellInfo = new CellInfo(); 76aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 77de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // These are temporary variables to prevent having to allocate a new object just to 78de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // return an (x, y) value from helper functions. Do NOT use them to maintain other state. 790be025d64c1f84138fe430a58875886e66aae767Winson Chung private final int[] mTmpXY = new int[2]; 80de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final int[] mTmpPoint = new int[2]; 81de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final PointF mTmpPointF = new PointF(); 8269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int[] mTempLocation = new int[2]; 836569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 8431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean[][] mOccupied; 85482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] mTmpOccupied; 86d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka private boolean mLastDownOnOccupiedCell = false; 8731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 88dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private OnTouchListener mInterceptTouchListener; 89dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 9069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen private ArrayList<FolderRingAnimator> mFolderOuterRings = new ArrayList<FolderRingAnimator>(); 91c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen private int[] mFolderLeaveBehindCell = {-1, -1}; 9269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 93b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private int mForegroundAlpha = 0; 945f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka private float mBackgroundAlpha; 951b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen private float mBackgroundAlphaMultiplier = 1.0f; 96f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 9733945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackground; 9833945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackground; 99b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private Drawable mOverScrollForegroundDrawable; 100b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private Drawable mOverScrollLeft; 101b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private Drawable mOverScrollRight; 10218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka private Rect mBackgroundRect; 103b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private Rect mForegroundRect; 104b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen private int mForegroundPadding; 10533945b21544bc98381df17726a3537c292d8c985Michael Jurka 10633945b21544bc98381df17726a3537c292d8c985Michael Jurka // If we're actively dragging something over this screen, mIsDragOverlapping is true 10733945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOverlapping = false; 108de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final Point mDragCenter = new Point(); 1096569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 110150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // These arrays are used to implement the drag visualization on x-large screens. 1114be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // They are used as circular arrays, indexed by mDragOutlineCurrent. 112d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private Rect[] mDragOutlines = new Rect[4]; 113472b281d5cb4f5660df981a6c912266b9f5703feChet Haase private float[] mDragOutlineAlphas = new float[mDragOutlines.length]; 1144be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private InterruptibleInOutAnimator[] mDragOutlineAnims = 1154be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato new InterruptibleInOutAnimator[mDragOutlines.length]; 116150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 117150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // Used as an index into the above 3 arrays; indicates which is the most current value. 1184be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private int mDragOutlineCurrent = 0; 1198e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy private final Paint mDragOutlinePaint = new Paint(); 120150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 12196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private BubbleTextView mPressedOrFocusedIcon; 12296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 123482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private HashMap<CellLayout.LayoutParams, Animator> mReorderAnimators = new 124482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen HashMap<CellLayout.LayoutParams, Animator>(); 12519f3792523fe2d55ea791a9286398a6120920690Adam Cohen private HashMap<View, ReorderHintAnimation> 12619f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators = new HashMap<View, ReorderHintAnimation>(); 12719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 12819f3792523fe2d55ea791a9286398a6120920690Adam Cohen private boolean mItemPlacementDirty = false; 129bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1306569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // When a drag operation is in progress, holds the nearest cell to the touch point 1316569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mDragCell = new int[2]; 13231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1334be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private boolean mDragging = false; 1344be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 135ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy private TimeInterpolator mEaseOutInterpolator; 136a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka private ShortcutAndWidgetContainer mShortcutsAndWidgets; 137ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 1380dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn private boolean mIsHotseat = false; 139eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung private float mChildScale = 1f; 140eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung private float mHotseatChildScale = 1f; 1410dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 142482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public static final int MODE_DRAG_OVER = 0; 143482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public static final int MODE_ON_DROP = 1; 144482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public static final int MODE_ON_DROP_EXTERNAL = 2; 145482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public static final int MODE_ACCEPT_DROP = 3; 14619f3792523fe2d55ea791a9286398a6120920690Adam Cohen private static final boolean DESTRUCTIVE_REORDER = false; 147482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private static final boolean DEBUG_VISUALIZE_OCCUPIED = false; 148482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 149a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen static final int LANDSCAPE = 0; 150a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen static final int PORTRAIT = 1; 151a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen 15219f3792523fe2d55ea791a9286398a6120920690Adam Cohen private static final float REORDER_HINT_MAGNITUDE = 0.27f; 15319f3792523fe2d55ea791a9286398a6120920690Adam Cohen private static final int REORDER_ANIMATION_DURATION = 150; 15419f3792523fe2d55ea791a9286398a6120920690Adam Cohen private float mReorderHintAnimationMagnitude; 15519f3792523fe2d55ea791a9286398a6120920690Adam Cohen 156482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private ArrayList<View> mIntersectingViews = new ArrayList<View>(); 157482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private Rect mOccupiedRect = new Rect(); 158482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private int[] mDirectionVector = new int[2]; 15919f3792523fe2d55ea791a9286398a6120920690Adam Cohen int[] mPreviousReorderDirection = new int[2]; 160b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen private static final int INVALID_DIRECTION = -100; 161c6cc61d45836e4081920883cc4d448ccb0bb8417Adam Cohen private DropTarget.DragEnforcer mDragEnforcer; 162482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1638a0bff5e35f63321178bbf777ec24d42544866b3Romain Guy private final static PorterDuffXfermode sAddBlendMode = 1648a0bff5e35f63321178bbf777ec24d42544866b3Romain Guy new PorterDuffXfermode(PorterDuff.Mode.ADD); 1658a0bff5e35f63321178bbf777ec24d42544866b3Romain Guy 16631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context) { 16731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, null); 16831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 16931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs) { 17131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 17231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs, int defStyle) { 17531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 1768b805b17158886035b38261eb611d8641701ae43Michael Jurka mDragEnforcer = new DropTarget.DragEnforcer(context); 1776569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1786569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // A ViewGroup usually does not draw, but CellLayout needs to draw a rectangle to show 1796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // the user where a dragged item will land when dropped. 1806569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy setWillNotDraw(false); 1812acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen mLauncher = (Launcher) context; 182a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka 18331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CellLayout, defStyle, 0); 18431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 185f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen mCellWidth = a.getDimensionPixelSize(R.styleable.CellLayout_cellWidth, 10); 186f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen mCellHeight = a.getDimensionPixelSize(R.styleable.CellLayout_cellHeight, 10); 187234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mWidthGap = mOriginalWidthGap = a.getDimensionPixelSize(R.styleable.CellLayout_widthGap, 0); 188234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mHeightGap = mOriginalHeightGap = a.getDimensionPixelSize(R.styleable.CellLayout_heightGap, 0); 1894b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mMaxGap = a.getDimensionPixelSize(R.styleable.CellLayout_maxGap, 0); 190d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountX = LauncherModel.getCellCountX(); 191d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountY = LauncherModel.getCellCountY(); 1920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied = new boolean[mCountX][mCountY]; 193482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mTmpOccupied = new boolean[mCountX][mCountY]; 1945b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen mPreviousReorderDirection[0] = INVALID_DIRECTION; 1955b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen mPreviousReorderDirection[1] = INVALID_DIRECTION; 19631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 19831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setAlwaysDrawnWithCacheEnabled(false); 20031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 201046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final Resources res = getResources(); 202de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 203967289b6d5fec77f5c381d11ffb2319f3bb5e737Winson Chung mNormalBackground = res.getDrawable(R.drawable.homescreen_blue_normal_holo); 204dea74b7d12b0fcd50bfdb4274f9867ba76d75238Winson Chung mActiveGlowBackground = res.getDrawable(R.drawable.homescreen_blue_strong_holo); 205b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 206b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollLeft = res.getDrawable(R.drawable.overscroll_glow_left); 207b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollRight = res.getDrawable(R.drawable.overscroll_glow_right); 208b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundPadding = 209b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen res.getDimensionPixelSize(R.dimen.workspace_overscroll_drawable_padding); 210b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 21119f3792523fe2d55ea791a9286398a6120920690Adam Cohen mReorderHintAnimationMagnitude = (REORDER_HINT_MAGNITUDE * 21219f3792523fe2d55ea791a9286398a6120920690Adam Cohen res.getDimensionPixelSize(R.dimen.app_icon_size)); 21319f3792523fe2d55ea791a9286398a6120920690Adam Cohen 214b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackground.setFilterBitmap(true); 215b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackground.setFilterBitmap(true); 216de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 217eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung int iconScale = res.getInteger(R.integer.app_icon_scale_percent); 218eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung if (iconScale >= 0) { 219eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung mChildScale = iconScale / 100f; 220eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } 221eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung int hotseatIconScale = res.getInteger(R.integer.app_icon_hotseat_scale_percent); 222eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung if (hotseatIconScale >= 0) { 223eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung mHotseatChildScale = hotseatIconScale / 100f; 224eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } 2250dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 226046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Initialize the data structures used for the drag visualization. 227150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 228ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mEaseOutInterpolator = new DecelerateInterpolator(2.5f); // Quint ease out 229de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 230046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 231b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung mDragCell[0] = mDragCell[1] = -1; 2324be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 233d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mDragOutlines[i] = new Rect(-1, -1, -1, -1); 234046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 235046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 236046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // When dragging things around the home screens, we show a green outline of 237046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // where the item will land. The outlines gradually fade out, leaving a trail 238046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // behind the drag path. 239046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up all the animations that are used to implement this fading. 240046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int duration = res.getInteger(R.integer.config_dragOutlineFadeTime); 241472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float fromAlphaValue = 0; 242472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float toAlphaValue = (float)res.getInteger(R.integer.config_dragOutlineMaxAlpha); 2434be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2448e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy Arrays.fill(mDragOutlineAlphas, fromAlphaValue); 2454be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2464be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlineAnims.length; i++) { 247046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final InterruptibleInOutAnimator anim = 248046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy new InterruptibleInOutAnimator(duration, fromAlphaValue, toAlphaValue); 249ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy anim.getAnimator().setInterpolator(mEaseOutInterpolator); 250046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int thisIndex = i; 251472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 252de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 2534be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap outline = (Bitmap)anim.getTag(); 2544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // If an animation is started and then stopped very quickly, we can still 2564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // get spurious updates we've cleared the tag. Guard against this. 2574be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (outline == null) { 2583a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka @SuppressWarnings("all") // suppress dead code warning 2593a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka final boolean debug = false; 2603a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka if (debug) { 261fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Object val = animation.getAnimatedValue(); 262fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Log.d(TAG, "anim " + thisIndex + " update: " + val + 263fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy ", isStopped " + anim.isStopped()); 264fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 2654be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Try to prevent it from continuing to run 2664be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato animation.cancel(); 2674be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } else { 268472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mDragOutlineAlphas[thisIndex] = (Float) animation.getAnimatedValue(); 269d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen CellLayout.this.invalidate(mDragOutlines[thisIndex]); 2704be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 271de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 272de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy }); 2734be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // The animation holds a reference to the drag outline bitmap as long is it's 2744be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // running. This way the bitmap can be GCed when the animations are complete. 275472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addListener(new AnimatorListenerAdapter() { 2763c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 2774be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato public void onAnimationEnd(Animator animation) { 278472b281d5cb4f5660df981a6c912266b9f5703feChet Haase if ((Float) ((ValueAnimator) animation).getAnimatedValue() == 0f) { 2794be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato anim.setTag(null); 2804be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2814be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2824be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato }); 2834be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlineAnims[i] = anim; 284de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 285ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 28618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect = new Rect(); 287b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundRect = new Rect(); 288bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 289a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets = new ShortcutAndWidgetContainer(context); 290a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 291a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka addView(mShortcutsAndWidgets); 29218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 29318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 294f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int widthInPortrait(Resources r, int numCells) { 295f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 296f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 297f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 298f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellWidth = r.getDimensionPixelSize(R.dimen.workspace_cell_width); 2994b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 3004b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 301f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 3024b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellWidth * numCells; 303f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 304f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 305f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int heightInLandscape(Resources r, int numCells) { 306f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 307f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 308f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 309f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellHeight = r.getDimensionPixelSize(R.dimen.workspace_cell_height); 3104b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 3114b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 312f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 3134b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellHeight * numCells; 314f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 315f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 3162801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void enableHardwareLayers() { 317a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.enableHardwareLayers(); 3182801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 3192801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 3202801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void setGridSize(int x, int y) { 3212801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountX = x; 3222801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountY = y; 3232801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mOccupied = new boolean[mCountX][mCountY]; 324482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mTmpOccupied = new boolean[mCountX][mCountY]; 3257fbec10b36818f100b631f3d73fe1ad5360975aaAdam Cohen mTempRectStack.clear(); 32676fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen requestLayout(); 3272801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 3282801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 32996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private void invalidateBubbleTextView(BubbleTextView icon) { 33096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = icon.getPressedOrFocusedBackgroundPadding(); 3314b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung invalidate(icon.getLeft() + getPaddingLeft() - padding, 3324b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getTop() + getPaddingTop() - padding, 3334b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getRight() + getPaddingLeft() + padding, 3344b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getBottom() + getPaddingTop() + padding); 33596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 33696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 337b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen void setOverScrollAmount(float r, boolean left) { 338b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen if (left && mOverScrollForegroundDrawable != mOverScrollLeft) { 339b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable = mOverScrollLeft; 340b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } else if (!left && mOverScrollForegroundDrawable != mOverScrollRight) { 341b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable = mOverScrollRight; 342b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 343b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen 344b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundAlpha = (int) Math.round((r * 255)); 345b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable.setAlpha(mForegroundAlpha); 346b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen invalidate(); 347b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 348b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen 34996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy void setPressedOrFocusedIcon(BubbleTextView icon) { 35096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 35196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 35296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy BubbleTextView oldIcon = mPressedOrFocusedIcon; 35396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon = icon; 35496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (oldIcon != null) { 35596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(oldIcon); 35696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 35796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 35896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(mPressedOrFocusedIcon); 35996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 36096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 36196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 36233945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 36333945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 36433945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 36533945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 36633945b21544bc98381df17726a3537c292d8c985Michael Jurka } 36733945b21544bc98381df17726a3537c292d8c985Michael Jurka } 36833945b21544bc98381df17726a3537c292d8c985Michael Jurka 36933945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 37033945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 37133945b21544bc98381df17726a3537c292d8c985Michael Jurka } 37233945b21544bc98381df17726a3537c292d8c985Michael Jurka 373ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen protected void setOverscrollTransformsDirty(boolean dirty) { 374ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen mScrollingTransformsDirty = dirty; 375ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen } 376ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen 377ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen protected void resetOverscrollTransforms() { 378ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen if (mScrollingTransformsDirty) { 379ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setOverscrollTransformsDirty(false); 380ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setTranslationX(0); 381ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setRotationY(0); 382ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen // It doesn't matter if we pass true or false here, the important thing is that we 383ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen // pass 0, which results in the overscroll drawable not being drawn any more. 384ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setOverScrollAmount(0, false); 385ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setPivotX(getMeasuredWidth() / 2); 386ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setPivotY(getMeasuredHeight() / 2); 387ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen } 388ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen } 389ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen 390a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 3911262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 3923e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 3933e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 3943e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 3953e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 3963e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 397b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung if (mBackgroundAlpha > 0.0f) { 398f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 39933945b21544bc98381df17726a3537c292d8c985Michael Jurka 40033945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 40133945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 402bdf78559f223ac11e01e3311edd5a48a80383e1eMichael Jurka bg = mActiveGlowBackground; 403f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 404bdf78559f223ac11e01e3311edd5a48a80383e1eMichael Jurka bg = mNormalBackground; 405f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 40633945b21544bc98381df17726a3537c292d8c985Michael Jurka 40733945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 40833945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 40933945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 410a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 41131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4128e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 4134be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 414472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 4154be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 416d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen final Rect r = mDragOutlines[i]; 4174be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 418472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 419d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen canvas.drawBitmap(b, null, r, paint); 420150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 4216569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 42296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 42396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 42496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 42596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 42696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = mPressedOrFocusedIcon.getPressedOrFocusedBackgroundPadding(); 42796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final Bitmap b = mPressedOrFocusedIcon.getPressedOrFocusedBackground(); 42896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (b != null) { 42996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy canvas.drawBitmap(b, 4304b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getLeft() + getPaddingLeft() - padding, 4314b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getTop() + getPaddingTop() - padding, 43296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy null); 43396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 43496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 43569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 436482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (DEBUG_VISUALIZE_OCCUPIED) { 437482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] pt = new int[2]; 438482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ColorDrawable cd = new ColorDrawable(Color.RED); 439482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cd.setBounds(0, 0, 80, 80); 440482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 441482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 442482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (mOccupied[i][j]) { 443482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToPoint(i, j, pt); 444482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen canvas.save(); 445482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen canvas.translate(pt[0], pt[1]); 446482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cd.draw(canvas); 447482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen canvas.restore(); 448482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 449482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 450482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 451482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 452482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 453850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn int previewOffset = FolderRingAnimator.sPreviewSize; 454850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn 45569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // The folder outer / inner ring image(s) 45669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen for (int i = 0; i < mFolderOuterRings.size(); i++) { 45769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen FolderRingAnimator fra = mFolderOuterRings.get(i); 45869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 45969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw outer ring 46069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen Drawable d = FolderRingAnimator.sSharedOuterRingDrawable; 46169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int width = (int) fra.getOuterRingSize(); 46269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int height = width; 46369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 46469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 46569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int centerX = mTempLocation[0] + mCellWidth / 2; 466850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn int centerY = mTempLocation[1] + previewOffset / 2; 46769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 46869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 46969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - height / 2); 47069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 47169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 47269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 47369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 47469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw inner ring 47569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d = FolderRingAnimator.sSharedInnerRingDrawable; 47669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen width = (int) fra.getInnerRingSize(); 47769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen height = width; 47869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 47969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 48069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen centerX = mTempLocation[0] + mCellWidth / 2; 481850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn centerY = mTempLocation[1] + previewOffset / 2; 48269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 48369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - width / 2); 48469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 48569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 48669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 48769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 488c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 489c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen if (mFolderLeaveBehindCell[0] >= 0 && mFolderLeaveBehindCell[1] >= 0) { 490c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen Drawable d = FolderIcon.sSharedFolderLeaveBehind; 491c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int width = d.getIntrinsicWidth(); 492c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int height = d.getIntrinsicHeight(); 493c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 494c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen cellToPoint(mFolderLeaveBehindCell[0], mFolderLeaveBehindCell[1], mTempLocation); 495c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int centerX = mTempLocation[0] + mCellWidth / 2; 496850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn int centerY = mTempLocation[1] + previewOffset / 2; 497c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 498c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.save(); 499c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.translate(centerX - width / 2, centerY - width / 2); 500c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen d.setBounds(0, 0, width, height); 501c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen d.draw(canvas); 502c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.restore(); 503c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 50469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 50569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 506b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen @Override 507b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen protected void dispatchDraw(Canvas canvas) { 508b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen super.dispatchDraw(canvas); 509b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen if (mForegroundAlpha > 0) { 510b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable.setBounds(mForegroundRect); 511b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen Paint p = ((NinePatchDrawable) mOverScrollForegroundDrawable).getPaint(); 5128a0bff5e35f63321178bbf777ec24d42544866b3Romain Guy p.setXfermode(sAddBlendMode); 513b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable.draw(canvas); 514b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen p.setXfermode(null); 515b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 516b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 517b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen 51869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void showFolderAccept(FolderRingAnimator fra) { 51969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.add(fra); 52069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 52169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 52269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void hideFolderAccept(FolderRingAnimator fra) { 52369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen if (mFolderOuterRings.contains(fra)) { 52469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.remove(fra); 52569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 52669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen invalidate(); 5276569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 5286569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 529c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen public void setFolderLeaveBehindCell(int x, int y) { 530c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[0] = x; 531c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[1] = y; 532c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen invalidate(); 533c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 534c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 535c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen public void clearFolderLeaveBehind() { 536c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[0] = -1; 537c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[1] = -1; 538c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen invalidate(); 539c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 540c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 5416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 542e6235dd225404239b55c459245543f3302326112Michael Jurka public boolean shouldDelayChildPressedState() { 543e6235dd225404239b55c459245543f3302326112Michael Jurka return false; 544e6235dd225404239b55c459245543f3302326112Michael Jurka } 545e6235dd225404239b55c459245543f3302326112Michael Jurka 546e6235dd225404239b55c459245543f3302326112Michael Jurka @Override 54783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 54883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 54983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 55083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 55183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 55283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 55383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 55483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 55583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 55683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 55783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 558dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 559dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 560dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 561dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 56231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 563d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 56431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 56631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 567d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 56831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5700dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn public void setIsHotseat(boolean isHotseat) { 5710dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn mIsHotseat = isHotseat; 5720dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn } 5730dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 574eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung public float getChildrenScale() { 575eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung return mIsHotseat ? mHotseatChildScale : mChildScale; 576eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } 577eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung 5780dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 579850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn private void scaleChild(BubbleTextView bubbleChild, float scale) { 580bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // If we haven't measured the child yet, do it now 581bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // (this happens if we're being dropped from all-apps 582bc239a15464f543a41b960b946aa77258454efafAndrew Flynn if (bubbleChild.getLayoutParams() instanceof LayoutParams && 583bc239a15464f543a41b960b946aa77258454efafAndrew Flynn (bubbleChild.getMeasuredWidth() | bubbleChild.getMeasuredHeight()) == 0) { 584a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka getShortcutsAndWidgets().measureChild(bubbleChild); 585bc239a15464f543a41b960b946aa77258454efafAndrew Flynn } 586bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 587bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleX(scale); 588bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleY(scale); 589bc239a15464f543a41b960b946aa77258454efafAndrew Flynn } 590bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 591bc239a15464f543a41b960b946aa77258454efafAndrew Flynn private void resetChild(BubbleTextView bubbleChild) { 592bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleX(1f); 593bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleY(1f); 594bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 595bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setTextColor(getResources().getColor(R.color.workspace_icon_text_color)); 596bc239a15464f543a41b960b946aa77258454efafAndrew Flynn } 597bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 5980dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn public boolean addViewToCellLayout(View child, int index, int childId, LayoutParams params, 599850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn boolean markCells) { 600aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 601aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 6020dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // Hotseat icons - scale down and remove text 6030dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // Don't scale the all apps button 6040dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // scale percent set to -1 means do not scale 6050dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // Only scale BubbleTextViews 6060dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn if (child instanceof BubbleTextView) { 6070dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn BubbleTextView bubbleChild = (BubbleTextView) child; 6080dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 609bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // Start the child with 100% scale and visible text 610bc239a15464f543a41b960b946aa77258454efafAndrew Flynn resetChild(bubbleChild); 611bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 612850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn if (mIsHotseat && mHotseatChildScale >= 0) { 613bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // Scale/make transparent for a hotseat 614850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn scaleChild(bubbleChild, mHotseatChildScale); 6150dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 616bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setTextColor(getResources().getColor(android.R.color.transparent)); 617eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } else if (mChildScale >= 0) { 618bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // Else possibly still scale it if we need to for smaller icons 619850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn scaleChild(bubbleChild, mChildScale); 6200dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn } 6210dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn } 6220dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 62331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 62431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 625d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 626aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 627aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 628d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 629d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 630aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 631aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 63231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 633a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.addView(child, index, lp); 634dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 635f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 6360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 637aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 638aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 639aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 64031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 6413e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 64231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 6430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 6440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 645a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeAllViews(); 6460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 650a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (mShortcutsAndWidgets.getChildCount() > 0) { 6517cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka clearOccupiedCells(); 652a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeAllViewsInLayout(); 6537cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka } 6540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 656f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 657a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeView(view); 658f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 659f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 6600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 6620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 663a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeView(view); 6640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 668a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka markCellsAsUnoccupiedForView(mShortcutsAndWidgets.getChildAt(index)); 669a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViewAt(index); 6700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 6740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 675a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViewInLayout(view); 6760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 6800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 681a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka markCellsAsUnoccupiedForView(mShortcutsAndWidgets.getChildAt(i)); 6820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 683a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViews(start, count); 6840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 6880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 689a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka markCellsAsUnoccupiedForView(mShortcutsAndWidgets.getChildAt(i)); 6900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 691a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViewsInLayout(start, count); 692abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka } 693abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka 69431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 69531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 69631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 69731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 69831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 700af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 70131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 702eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung Rect frame = mRect; 7038b805b17158886035b38261eb611d8641701ae43Michael Jurka final int x = touchX + getScrollX(); 7048b805b17158886035b38261eb611d8641701ae43Michael Jurka final int y = touchY + getScrollY(); 705a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka final int count = mShortcutsAndWidgets.getChildCount(); 70631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 707af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 708af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 709a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka final View child = mShortcutsAndWidgets.getChildAt(i); 710d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 711af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 7121b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && 7131b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen lp.isLockedToGrid) { 714af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 7150be025d64c1f84138fe430a58875886e66aae767Winson Chung 716eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung float scale = child.getScaleX(); 717eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung frame = new Rect(child.getLeft(), child.getTop(), child.getRight(), 718eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung child.getBottom()); 7190be025d64c1f84138fe430a58875886e66aae767Winson Chung // The child hit rect is relative to the CellLayoutChildren parent, so we need to 7200be025d64c1f84138fe430a58875886e66aae767Winson Chung // offset that by this CellLayout's padding to test an (x,y) point that is relative 7210be025d64c1f84138fe430a58875886e66aae767Winson Chung // to this view. 7228b805b17158886035b38261eb611d8641701ae43Michael Jurka frame.offset(getPaddingLeft(), getPaddingTop()); 723eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung frame.inset((int) (frame.width() * (1f - scale) / 2), 724eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung (int) (frame.height() * (1f - scale) / 2)); 7250be025d64c1f84138fe430a58875886e66aae767Winson Chung 726af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 727af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 728af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 729af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 730af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 731af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 732af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 733af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 73431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 73531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 736af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 737aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 738d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka mLastDownOnOccupiedCell = found; 739d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka 740af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 7410be025d64c1f84138fe430a58875886e66aae767Winson Chung final int cellXY[] = mTmpXY; 742af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 74331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 744af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 745af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 746af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 747af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 748af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 749af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 750af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 751af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 75231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 753af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 754af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 755c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen // First we clear the tag to ensure that on every touch down we start with a fresh slate, 756c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen // even in the case where we return early. Not clearing here was causing bugs whereby on 757c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen // long-press we'd end up picking up an item from a previous drag operation. 758c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen final int action = ev.getAction(); 759c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen 760c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen if (action == MotionEvent.ACTION_DOWN) { 761c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen clearTagCellInfo(); 762c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen } 763c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen 764dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 765dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 766dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 76731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 768af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 769af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 77031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 771eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 77331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 77431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 775c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen private void clearTagCellInfo() { 776c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen final CellInfo cellInfo = mCellInfo; 777c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.cell = null; 778c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.cellX = -1; 779c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.cellY = -1; 780c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.spanX = 0; 781c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.spanY = 0; 782c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen setTag(cellInfo); 783c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen } 784c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen 78531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 7860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 78731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 78831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 790aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 79131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 79231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 79331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 79431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 79531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 7964b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 7974b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 79831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 79931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 80131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 802d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 803d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 80431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 80631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 80731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 80831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 80931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 810aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 81131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 81231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 81331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 81431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 81631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 81731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 81831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 81931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 82031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 82231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 823aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 824aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 82531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 826aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 82731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 82831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 82931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 8304b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8314b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 83231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 83331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 83431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 83531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 83631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 837e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen /** 838482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Given a cell coordinate, return the point that represents the center of the cell 839e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 840e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellX X coordinate of the cell 841e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellY Y coordinate of the cell 842e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 843e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 844e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen */ 845e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen void cellToCenterPoint(int cellX, int cellY, int[] result) { 84647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen regionToCenterPoint(cellX, cellY, 1, 1, result); 84747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 84847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 84947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen /** 85047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * Given a cell coordinate and span return the point that represents the center of the regio 85147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * 85247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellX X coordinate of the cell 85347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellY Y coordinate of the cell 85447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * 85547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 85647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen */ 85747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen void regionToCenterPoint(int cellX, int cellY, int spanX, int spanY, int[] result) { 8584b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8594b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 86047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap) + 86147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen (spanX * mCellWidth + (spanX - 1) * mWidthGap) / 2; 86247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap) + 86347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen (spanY * mCellHeight + (spanY - 1) * mHeightGap) / 2; 864e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen } 865e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 86619f3792523fe2d55ea791a9286398a6120920690Adam Cohen /** 86719f3792523fe2d55ea791a9286398a6120920690Adam Cohen * Given a cell coordinate and span fills out a corresponding pixel rect 86819f3792523fe2d55ea791a9286398a6120920690Adam Cohen * 86919f3792523fe2d55ea791a9286398a6120920690Adam Cohen * @param cellX X coordinate of the cell 87019f3792523fe2d55ea791a9286398a6120920690Adam Cohen * @param cellY Y coordinate of the cell 87119f3792523fe2d55ea791a9286398a6120920690Adam Cohen * @param result Rect in which to write the result 87219f3792523fe2d55ea791a9286398a6120920690Adam Cohen */ 87319f3792523fe2d55ea791a9286398a6120920690Adam Cohen void regionToRect(int cellX, int cellY, int spanX, int spanY, Rect result) { 87419f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int hStartPadding = getPaddingLeft(); 87519f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int vStartPadding = getPaddingTop(); 87619f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int left = hStartPadding + cellX * (mCellWidth + mWidthGap); 87719f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int top = vStartPadding + cellY * (mCellHeight + mHeightGap); 87819f3792523fe2d55ea791a9286398a6120920690Adam Cohen result.set(left, top, left + (spanX * mCellWidth + (spanX - 1) * mWidthGap), 87919f3792523fe2d55ea791a9286398a6120920690Adam Cohen top + (spanY * mCellHeight + (spanY - 1) * mHeightGap)); 88019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 88119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 882482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public float getDistanceFromCell(float x, float y, int[] cell) { 883482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToCenterPoint(cell[0], cell[1], mTmpPoint); 884482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float distance = (float) Math.sqrt( Math.pow(x - mTmpPoint[0], 2) + 885482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Math.pow(y - mTmpPoint[1], 2)); 886482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return distance; 887482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 888482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 88984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 89084f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 89184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 89284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 89384f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 89484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 89584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 89684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 897d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getWidthGap() { 898d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mWidthGap; 899d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 900d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 901d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getHeightGap() { 902d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mHeightGap; 903d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 904d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 9057f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen Rect getContentRect(Rect r) { 9067f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen if (r == null) { 9077f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r = new Rect(); 9087f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 9097f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int left = getPaddingLeft(); 9107f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int top = getPaddingTop(); 9118b805b17158886035b38261eb611d8641701ae43Michael Jurka int right = left + getWidth() - getPaddingLeft() - getPaddingRight(); 9128b805b17158886035b38261eb611d8641701ae43Michael Jurka int bottom = top + getHeight() - getPaddingTop() - getPaddingBottom(); 9137f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r.set(left, top, right, bottom); 9147f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return r; 9157f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 9167f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 917a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen static void getMetrics(Rect metrics, Resources res, int measureWidth, int measureHeight, 918a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int countX, int countY, int orientation) { 919a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int numWidthGaps = countX - 1; 920a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int numHeightGaps = countY - 1; 921f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 922f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int widthGap; 923f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int heightGap; 924f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int cellWidth; 925f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int cellHeight; 926f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingLeft; 927f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingRight; 928f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingTop; 929f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingBottom; 930f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 931a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int maxGap = res.getDimensionPixelSize(R.dimen.workspace_max_gap); 932f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen if (orientation == LANDSCAPE) { 933f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellWidth = res.getDimensionPixelSize(R.dimen.workspace_cell_width_land); 934f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellHeight = res.getDimensionPixelSize(R.dimen.workspace_cell_height_land); 935f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen widthGap = res.getDimensionPixelSize(R.dimen.workspace_width_gap_land); 936f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen heightGap = res.getDimensionPixelSize(R.dimen.workspace_height_gap_land); 937f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingLeft = res.getDimensionPixelSize(R.dimen.cell_layout_left_padding_land); 938f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingRight = res.getDimensionPixelSize(R.dimen.cell_layout_right_padding_land); 939f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingTop = res.getDimensionPixelSize(R.dimen.cell_layout_top_padding_land); 940f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingBottom = res.getDimensionPixelSize(R.dimen.cell_layout_bottom_padding_land); 941f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } else { 942f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen // PORTRAIT 943f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellWidth = res.getDimensionPixelSize(R.dimen.workspace_cell_width_port); 944f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellHeight = res.getDimensionPixelSize(R.dimen.workspace_cell_height_port); 945f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen widthGap = res.getDimensionPixelSize(R.dimen.workspace_width_gap_port); 946f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen heightGap = res.getDimensionPixelSize(R.dimen.workspace_height_gap_port); 947f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingLeft = res.getDimensionPixelSize(R.dimen.cell_layout_left_padding_port); 948f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingRight = res.getDimensionPixelSize(R.dimen.cell_layout_right_padding_port); 949f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingTop = res.getDimensionPixelSize(R.dimen.cell_layout_top_padding_port); 950f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingBottom = res.getDimensionPixelSize(R.dimen.cell_layout_bottom_padding_port); 951f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } 952f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 953f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen if (widthGap < 0 || heightGap < 0) { 954f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int hSpace = measureWidth - paddingLeft - paddingRight; 955f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int vSpace = measureHeight - paddingTop - paddingBottom; 956a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int hFreeSpace = hSpace - (countX * cellWidth); 957a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int vFreeSpace = vSpace - (countY * cellHeight); 958a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen widthGap = Math.min(maxGap, numWidthGaps > 0 ? (hFreeSpace / numWidthGaps) : 0); 959a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen heightGap = Math.min(maxGap, numHeightGaps > 0 ? (vFreeSpace / numHeightGaps) : 0); 960f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } 961f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen metrics.set(cellWidth, cellHeight, widthGap, heightGap); 962f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } 963f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 96431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 96531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 96631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 967aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 968aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 96931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 97031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 971aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 97231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 97331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 97431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 97531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 976d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 977d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 978d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 979234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen if (mOriginalWidthGap < 0 || mOriginalHeightGap < 0) { 980dd13e3d0f9925b7bb80c37e21d039aab4fa7e7a1Michael Jurka int hSpace = widthSpecSize - getPaddingLeft() - getPaddingRight(); 981dd13e3d0f9925b7bb80c37e21d039aab4fa7e7a1Michael Jurka int vSpace = heightSpecSize - getPaddingTop() - getPaddingBottom(); 982f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int hFreeSpace = hSpace - (mCountX * mCellWidth); 983f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int vFreeSpace = vSpace - (mCountY * mCellHeight); 9844b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mWidthGap = Math.min(mMaxGap, numWidthGaps > 0 ? (hFreeSpace / numWidthGaps) : 0); 9854b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mHeightGap = Math.min(mMaxGap,numHeightGaps > 0 ? (vFreeSpace / numHeightGaps) : 0); 986a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 987234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen } else { 988234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mWidthGap = mOriginalWidthGap; 989234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mHeightGap = mOriginalHeightGap; 990ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 9915f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 9928c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 9938c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newWidth = widthSpecSize; 9948c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newHeight = heightSpecSize; 9958c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 9968b805b17158886035b38261eb611d8641701ae43Michael Jurka newWidth = getPaddingLeft() + getPaddingRight() + (mCountX * mCellWidth) + 9978c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountX - 1) * mWidthGap); 9988b805b17158886035b38261eb611d8641701ae43Michael Jurka newHeight = getPaddingTop() + getPaddingBottom() + (mCountY * mCellHeight) + 9998c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountY - 1) * mHeightGap); 10008c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 10018c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka } 100231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 10038c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int count = getChildCount(); 100431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 100531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 10068b805b17158886035b38261eb611d8641701ae43Michael Jurka int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(newWidth - getPaddingLeft() - 10078b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingRight(), MeasureSpec.EXACTLY); 10088b805b17158886035b38261eb611d8641701ae43Michael Jurka int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(newHeight - getPaddingTop() - 10098b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingBottom(), MeasureSpec.EXACTLY); 101031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 101131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 10128c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 101331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 101531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 101628750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 101731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 101831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 10198c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka View child = getChildAt(i); 10208b805b17158886035b38261eb611d8641701ae43Michael Jurka child.layout(getPaddingLeft(), getPaddingTop(), 10218b805b17158886035b38261eb611d8641701ae43Michael Jurka r - l - getPaddingRight(), b - t - getPaddingBottom()); 102231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 102531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 1026dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 1027dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 102818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 1029b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundRect.set(mForegroundPadding, mForegroundPadding, 1030b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen w - 2 * mForegroundPadding, h - 2 * mForegroundPadding); 1031dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1032dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1033dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 103431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 1035a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setChildrenDrawingCacheEnabled(enabled); 103631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 103731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 103831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 103931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 1040a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setChildrenDrawnWithCacheEnabled(enabled); 104131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 104231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 10435f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 10445f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 1045dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1046dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 10471b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 1048a3d30adbfd4f013260f1f5ba3a56bc9bb4a11717Michael Jurka if (mBackgroundAlphaMultiplier != multiplier) { 1049a3d30adbfd4f013260f1f5ba3a56bc9bb4a11717Michael Jurka mBackgroundAlphaMultiplier = multiplier; 1050a3d30adbfd4f013260f1f5ba3a56bc9bb4a11717Michael Jurka invalidate(); 1051a3d30adbfd4f013260f1f5ba3a56bc9bb4a11717Michael Jurka } 10521b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 10531b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 1054ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 1055ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 1056ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 1057ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 10585f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 1059afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka if (mBackgroundAlpha != alpha) { 1060afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka mBackgroundAlpha = alpha; 1061afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka invalidate(); 1062afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka } 1063dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1064dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1065a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka public void setShortcutAndWidgetAlpha(float alpha) { 10660142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 10670142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 1068dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 1069dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1070dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1071dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1072a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka public ShortcutAndWidgetContainer getShortcutsAndWidgets() { 1073a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (getChildCount() > 0) { 1074a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka return (ShortcutAndWidgetContainer) getChildAt(0); 1075a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka } 1076a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka return null; 1077a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka } 1078a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka 1079440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 1080a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka return mShortcutsAndWidgets.getChildAt(x, y); 1081440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1082440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 108376fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen public boolean animateChildToPosition(final View child, int cellX, int cellY, int duration, 1084482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int delay, boolean permanent, boolean adjustOccupied) { 1085a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka ShortcutAndWidgetContainer clc = getShortcutsAndWidgets(); 1086482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] occupied = mOccupied; 1087482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!permanent) { 1088482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied = mTmpOccupied; 1089482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1090482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 109119f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (clc.indexOfChild(child) != -1) { 1092bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1093bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final ItemInfo info = (ItemInfo) child.getTag(); 1094bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1095bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // We cancel any existing animations 1096bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1097bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.get(lp).cancel(); 1098bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1099bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1100bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1101482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int oldX = lp.x; 1102482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int oldY = lp.y; 1103482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (adjustOccupied) { 1104482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[lp.cellX][lp.cellY] = false; 1105482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[cellX][cellY] = true; 1106482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1107bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1108482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (permanent) { 1109482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.cellX = info.cellX = cellX; 1110482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.cellY = info.cellY = cellY; 1111482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 1112482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.tmpCellX = cellX; 1113482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.tmpCellY = cellY; 1114482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1115bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen clc.setupLp(lp); 1116bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = false; 1117482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int newX = lp.x; 1118482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int newY = lp.y; 1119bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 112076fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.x = oldX; 112176fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.y = oldY; 112276fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 1123482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Exit early if we're not actually moving the view 1124482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (oldX == newX && oldY == newY) { 1125482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.isLockedToGrid = true; 1126482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return true; 1127482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1128482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1129482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ValueAnimator va = ValueAnimator.ofFloat(0f, 1f); 1130482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.setDuration(duration); 1131482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mReorderAnimators.put(lp, va); 1132482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1133482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.addUpdateListener(new AnimatorUpdateListener() { 1134482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen @Override 1135bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 1136482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float r = ((Float) animation.getAnimatedValue()).floatValue(); 113719f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.x = (int) ((1 - r) * oldX + r * newX); 113819f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.y = (int) ((1 - r) * oldY + r * newY); 11396b8a02d63a5d9cab8209381993e37db6a6afb753Adam Cohen child.requestLayout(); 1140bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1141bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1142482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.addListener(new AnimatorListenerAdapter() { 1143bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen boolean cancelled = false; 1144bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationEnd(Animator animation) { 1145bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // If the animation was cancelled, it means that another animation 1146bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // has interrupted this one, and we don't want to lock the item into 1147bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // place just yet. 1148bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (!cancelled) { 1149bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1150482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen child.requestLayout(); 1151bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1152bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1153bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1154bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1155bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1156bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationCancel(Animator animation) { 1157bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen cancelled = true; 1158bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1159bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1160482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.setStartDelay(delay); 1161482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.start(); 1162bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return true; 1163bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1164bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return false; 1165bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1166bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 11676569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 11686569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 11696569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 11706569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 11716569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 11726569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 11736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 11746569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 11756569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 11766569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 1177d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 1178d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 11796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1180a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 1181a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 1182a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 11836569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 11846569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 11856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 11866569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 11876569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 11886569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 11906569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 11916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 11926569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 11936569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11946569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 11956569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11966569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1197482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen void visualizeDropLocation(View v, Bitmap dragOutline, int originX, int originY, int cellX, 1198482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int cellY, int spanX, int spanY, boolean resize, Point dragOffset, Rect dragRegion) { 119908ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 120008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 1201482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1202b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung if (v != null && dragOffset == null) { 1203a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 1204a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 1205a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 1206a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 12076569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 12082801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (dragOutline == null && v == null) { 12092801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return; 12102801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 12112801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 1212482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (cellX != oldDragCellX || cellY != oldDragCellY) { 1213482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mDragCell[0] = cellX; 1214482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mDragCell[1] = cellY; 12156569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 1216de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 1217482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToPoint(cellX, cellY, topLeft); 1218de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 12194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 12204be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 12216569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1222b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung if (v != null && dragOffset == null) { 122399e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // When drawing the drag outline, it did not account for margin offsets 122499e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // added by the view's parent. 122599e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen MarginLayoutParams lp = (MarginLayoutParams) v.getLayoutParams(); 122699e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen left += lp.leftMargin; 122799e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen top += lp.topMargin; 122899e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen 122999e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // Offsets due to the size difference between the View and the dragOutline. 123099e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // There is a size difference to account for the outer blur, which may lie 123199e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // outside the bounds of the view. 1232a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 1233ae915cecd36af4973061a1cb0b58c5be1be699a0Adam Cohen // We center about the x axis 1234ae915cecd36af4973061a1cb0b58c5be1be699a0Adam Cohen left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 1235ae915cecd36af4973061a1cb0b58c5be1be699a0Adam Cohen - dragOutline.getWidth()) / 2; 12366639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen } else { 1237b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung if (dragOffset != null && dragRegion != null) { 1238b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung // Center the drag region *horizontally* in the cell and apply a drag 1239b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung // outline offset 1240b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung left += dragOffset.x + ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 1241b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung - dragRegion.width()) / 2; 1242b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung top += dragOffset.y; 1243b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung } else { 1244b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung // Center the drag outline in the cell 1245b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 1246b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung - dragOutline.getWidth()) / 2; 1247b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung top += ((mCellHeight * spanY) + ((spanY - 1) * mHeightGap) 1248b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung - dragOutline.getHeight()) / 2; 1249b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung } 1250a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 12514be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 125208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 125308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 1254d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen Rect r = mDragOutlines[mDragOutlineCurrent]; 1255d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen r.set(left, top, left + dragOutline.getWidth(), top + dragOutline.getHeight()); 1256d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (resize) { 1257482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToRect(cellX, cellY, spanX, spanY, r); 1258d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1259150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 126008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 126108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 12626569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 12636569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 12646569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1265e0310965022e7a1adb7ad489505d404186608689Adam Cohen public void clearDragOutlines() { 1266e0310965022e7a1adb7ad489505d404186608689Adam Cohen final int oldIndex = mDragOutlineCurrent; 1267e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragOutlineAnims[oldIndex].animateOut(); 1268d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mDragCell[0] = mDragCell[1] = -1; 1269e0310965022e7a1adb7ad489505d404186608689Adam Cohen } 1270e0310965022e7a1adb7ad489505d404186608689Adam Cohen 127131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 127270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 127370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 1274aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 127551afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 127651afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 127770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 127870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 1279de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 1280de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 128170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 128270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 128331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1284d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestVacantArea(int pixelX, int pixelY, int spanX, int spanY, 1285d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] result) { 1286de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 12876a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1288aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 12896a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 12906a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 12916a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 12926a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 12936a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 12946a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 1295d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanX The minimum horizontal span required 1296d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanY The minimum vertical span required 1297d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanX Horizontal span of the object. 1298d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanY Vertical span of the object. 1299d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1300d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * be allocated) 1301d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1302d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * nearest the requested location. 1303d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 1304d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestVacantArea(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, 1305d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int spanY, int[] result, int[] resultSpan) { 1306d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen return findNearestVacantArea(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY, null, 1307d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen result, resultSpan); 1308d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1309d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1310d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 1311d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1312d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1313d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * 1314d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1315d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 13166a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 13176a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 1318df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1319df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1320df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * be allocated) 13216a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 13226a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 13236a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 1324df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int spanX, int spanY, View ignoreView, 1325df0353815c629fc678824b07a234b89a1ff94208Adam Cohen boolean ignoreOccupied, int[] result) { 1326d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, 1327482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen spanX, spanY, ignoreView, ignoreOccupied, result, null, mOccupied); 1328d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1329d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1330d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private final Stack<Rect> mTempRectStack = new Stack<Rect>(); 1331d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private void lazyInitTempRectStack() { 1332d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (mTempRectStack.isEmpty()) { 1333d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int i = 0; i < mCountX * mCountY; i++) { 1334d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mTempRectStack.push(new Rect()); 1335d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1336d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1337d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1338482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1339d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private void recycleTempRects(Stack<Rect> used) { 1340d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen while (!used.isEmpty()) { 1341d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mTempRectStack.push(used.pop()); 1342d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1343d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1344d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1345d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 1346d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1347d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1348d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * 1349d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1350d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1351d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanX The minimum horizontal span required 1352d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanY The minimum vertical span required 1353d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanX Horizontal span of the object. 1354d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanY Vertical span of the object. 1355d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1356d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1357d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * be allocated) 1358d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1359d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * nearest the requested location. 1360d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 1361d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, int spanY, 1362482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen View ignoreView, boolean ignoreOccupied, int[] result, int[] resultSpan, 1363482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] occupied) { 1364d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen lazyInitTempRectStack(); 1365c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1366482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(ignoreView, occupied); 1367c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 1368e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // For items with a spanX / spanY > 1, the passed in point (pixelX, pixelY) corresponds 1369e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // to the center of the item, but we are searching based on the top-left cell, so 1370e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // we translate the point over to correspond to the top-left. 1371e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelX -= (mCellWidth + mWidthGap) * (spanX - 1) / 2f; 1372e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelY -= (mCellHeight + mHeightGap) * (spanY - 1) / 2f; 1373e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 137470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1375de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 137670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1377d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen final Rect bestRect = new Rect(-1, -1, -1, -1); 1378d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen final Stack<Rect> validRegions = new Stack<Rect>(); 1379aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1380de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1381de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1382de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1383d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (minSpanX <= 0 || minSpanY <= 0 || spanX <= 0 || spanY <= 0 || 1384d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen spanX < minSpanX || spanY < minSpanY) { 1385d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen return bestXY; 1386d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1387d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1388d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int y = 0; y < countY - (minSpanY - 1); y++) { 1389c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1390d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int x = 0; x < countX - (minSpanX - 1); x++) { 1391d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int ySize = -1; 1392d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int xSize = -1; 1393df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (ignoreOccupied) { 1394d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // First, let's see if this thing fits anywhere 1395d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int i = 0; i < minSpanX; i++) { 1396d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int j = 0; j < minSpanY; j++) { 1397df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (occupied[x + i][y + j]) { 1398df0353815c629fc678824b07a234b89a1ff94208Adam Cohen continue inner; 1399df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1400c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1401c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1402d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen xSize = minSpanX; 1403d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen ySize = minSpanY; 1404d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1405d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We know that the item will fit at _some_ acceptable size, now let's see 1406d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // how big we can make it. We'll alternate between incrementing x and y spans 1407d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // until we hit a limit. 1408d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean incX = true; 1409d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean hitMaxX = xSize >= spanX; 1410d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean hitMaxY = ySize >= spanY; 1411d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen while (!(hitMaxX && hitMaxY)) { 1412d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (incX && !hitMaxX) { 1413d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int j = 0; j < ySize; j++) { 1414d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (x + xSize > countX -1 || occupied[x + xSize][y + j]) { 1415d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We can't move out horizontally 1416d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxX = true; 1417d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1418d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1419d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (!hitMaxX) { 1420d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen xSize++; 1421d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1422d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } else if (!hitMaxY) { 1423d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int i = 0; i < xSize; i++) { 1424d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (y + ySize > countY - 1 || occupied[x + i][y + ySize]) { 1425d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We can't move out vertically 1426d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxY = true; 1427d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1428d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1429d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (!hitMaxY) { 1430d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen ySize++; 1431d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1432d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1433d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxX |= xSize >= spanX; 1434d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxY |= ySize >= spanY; 1435d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen incX = !incX; 1436d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1437d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen incX = true; 1438d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxX = xSize >= spanX; 1439d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxY = ySize >= spanY; 1440c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 14410be025d64c1f84138fe430a58875886e66aae767Winson Chung final int[] cellXY = mTmpXY; 1442e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen cellToCenterPoint(x, y, cellXY); 1443c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1444d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We verify that the current rect is not a sub-rect of any of our previous 1445d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // candidates. In this case, the current rect is disqualified in favour of the 1446d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // containing rect. 1447d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen Rect currentRect = mTempRectStack.pop(); 1448d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen currentRect.set(x, y, x + xSize, y + ySize); 1449d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean contained = false; 1450d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (Rect r : validRegions) { 1451d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (r.contains(currentRect)) { 1452d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen contained = true; 1453d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen break; 1454d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1455d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1456d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen validRegions.push(currentRect); 1457c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1458c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1459482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1460d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if ((distance <= bestDistance && !contained) || 1461d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen currentRect.contains(bestRect)) { 1462c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1463c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1464c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1465d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (resultSpan != null) { 1466d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen resultSpan[0] = xSize; 1467d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen resultSpan[1] = ySize; 1468d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1469d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen bestRect.set(currentRect); 1470c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 147131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 147231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1473c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1474482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsOccupiedForView(ignoreView, occupied); 147531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1476c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen // Return -1, -1 if no suitable location found 1477c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen if (bestDistance == Double.MAX_VALUE) { 1478c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[0] = -1; 1479c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[1] = -1; 148070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1481d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen recycleTempRects(validRegions); 1482c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen return bestXY; 148331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1484aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1485482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 1486482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1487482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * cell location, and will also weigh in a suggested direction vector of the 1488482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * desired location. This method computers distance based on unit grid distances, 1489482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * not pixel distances. 1490482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * 149147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellX The X cell nearest to which you want to search for a vacant area. 149247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellY The Y cell nearest which you want to search for a vacant area. 1493482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @param spanX Horizontal span of the object. 1494482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @param spanY Vertical span of the object. 149547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param direction The favored direction in which the views should move from x, y 149647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param exactDirectionOnly If this parameter is true, then only solutions where the direction 149747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * matches exactly. Otherwise we find the best matching direction. 149847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param occoupied The array which represents which cells in the CellLayout are occupied 149947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param blockOccupied The array which represents which cells in the specified block (cellX, 150047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * cellY, spanX, spanY) are occupied. This is used when try to move a group of views. 1501482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1502482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * be allocated) 1503482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1504482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * nearest the requested location. 1505482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 1506482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private int[] findNearestArea(int cellX, int cellY, int spanX, int spanY, int[] direction, 150747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean[][] occupied, boolean blockOccupied[][], int[] result) { 1508482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Keep track of best-scoring drop area 1509482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int[] bestXY = result != null ? result : new int[2]; 1510482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float bestDistance = Float.MAX_VALUE; 1511482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int bestDirectionScore = Integer.MIN_VALUE; 1512482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1513482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int countX = mCountX; 1514482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int countY = mCountY; 1515482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1516482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int y = 0; y < countY - (spanY - 1); y++) { 1517482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen inner: 1518482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int x = 0; x < countX - (spanX - 1); x++) { 1519482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // First, let's see if this thing fits anywhere 1520482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < spanX; i++) { 1521482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < spanY; j++) { 152247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (occupied[x + i][y + j] && (blockOccupied == null || blockOccupied[i][j])) { 1523482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen continue inner; 1524482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1525482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1526482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1527482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1528482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float distance = (float) 1529482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Math.sqrt((x - cellX) * (x - cellX) + (y - cellY) * (y - cellY)); 1530482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] curDirection = mTmpPoint; 153147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen computeDirectionVector(x - cellX, y - cellY, curDirection); 153247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // The direction score is just the dot product of the two candidate direction 153347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // and that passed in. 1534482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int curDirectionScore = direction[0] * curDirection[0] + 1535482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen direction[1] * curDirection[1]; 153647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean exactDirectionOnly = false; 153747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean directionMatches = direction[0] == curDirection[0] && 153847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[0] == curDirection[0]; 153947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if ((directionMatches || !exactDirectionOnly) && 154047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Float.compare(distance, bestDistance) < 0 || (Float.compare(distance, 1541482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestDistance) == 0 && curDirectionScore > bestDirectionScore)) { 1542482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestDistance = distance; 1543482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestDirectionScore = curDirectionScore; 1544482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[0] = x; 1545482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[1] = y; 1546482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1547482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1548482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1549482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1550482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Return -1, -1 if no suitable location found 1551482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (bestDistance == Float.MAX_VALUE) { 1552482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[0] = -1; 1553482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[1] = -1; 1554482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1555482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return bestXY; 1556482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1557482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 155847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen private int[] findNearestAreaInDirection(int cellX, int cellY, int spanX, int spanY, 155947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int[] direction,boolean[][] occupied, 156047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean blockOccupied[][], int[] result) { 156147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // Keep track of best-scoring drop area 156247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen final int[] bestXY = result != null ? result : new int[2]; 156347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[0] = -1; 156447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[1] = -1; 156547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen float bestDistance = Float.MAX_VALUE; 156647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 156747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // We use this to march in a single direction 15685b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen if ((direction[0] != 0 && direction[1] != 0) || 15695b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen (direction[0] == 0 && direction[1] == 0)) { 157047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return bestXY; 157147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 157247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 157347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // This will only incrememnet one of x or y based on the assertion above 157447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int x = cellX + direction[0]; 157547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int y = cellY + direction[1]; 157647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen while (x >= 0 && x + spanX <= mCountX && y >= 0 && y + spanY <= mCountY) { 157747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 157847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean fail = false; 157947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (int i = 0; i < spanX; i++) { 158047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (int j = 0; j < spanY; j++) { 158147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (occupied[x + i][y + j] && (blockOccupied == null || blockOccupied[i][j])) { 158247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen fail = true; 158347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 158447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 158547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 158647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (!fail) { 158747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen float distance = (float) 158847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Math.sqrt((x - cellX) * (x - cellX) + (y - cellY) * (y - cellY)); 158947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (Float.compare(distance, bestDistance) < 0) { 159047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestDistance = distance; 159147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[0] = x; 159247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[1] = y; 159347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 159447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 159547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen x += direction[0]; 159647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen y += direction[1]; 159747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 159847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return bestXY; 159947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 160047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 1601482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private boolean addViewToTempLocation(View v, Rect rectOccupiedByPotentialDrop, 16028baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int[] direction, ItemConfiguration currentState) { 16038baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 1604482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean success = false; 16058baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, false); 1606482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForRect(rectOccupiedByPotentialDrop, mTmpOccupied, true); 1607482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 16088baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen findNearestArea(c.x, c.y, c.spanX, c.spanY, direction, mTmpOccupied, null, mTempLocation); 1609482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1610482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (mTempLocation[0] >= 0 && mTempLocation[1] >= 0) { 16118baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.x = mTempLocation[0]; 16128baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.y = mTempLocation[1]; 1613482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen success = true; 1614482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1615482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 16168baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, true); 1617482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return success; 1618482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1619482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 162047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // This method looks in the specified direction to see if there is an additional view 162147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // immediately adjecent in that direction 162247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen private boolean addViewInDirection(ArrayList<View> views, Rect boundingRect, int[] direction, 162319f3792523fe2d55ea791a9286398a6120920690Adam Cohen boolean[][] occupied, View dragView, ItemConfiguration currentState) { 162447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean found = false; 162547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 1626a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 162747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Rect r0 = new Rect(boundingRect); 162847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Rect r1 = new Rect(); 162947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 163047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int deltaX = 0; 163147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int deltaY = 0; 163247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (direction[1] < 0) { 163347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left, r0.top - 1, r0.right, r0.bottom); 163447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaY = -1; 163547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else if (direction[1] > 0) { 163647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left, r0.top, r0.right, r0.bottom + 1); 163747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaY = 1; 163847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else if (direction[0] < 0) { 163947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left - 1, r0.top, r0.right, r0.bottom); 164047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaX = -1; 164147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else if (direction[0] > 0) { 164247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left, r0.top, r0.right + 1, r0.bottom); 164347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaX = 1; 164447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 164547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 164647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (int i = 0; i < childCount; i++) { 1647a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 164819f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (views.contains(child) || child == dragView) continue; 16498baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(child); 165047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 16518baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 16528baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen r1.set(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 165347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (Rect.intersects(r0, r1)) { 165447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (!lp.canReorder) { 165547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return false; 165647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 165747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean pushed = false; 16588baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int x = c.x; x < c.x + c.spanX; x++) { 16598baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int y = c.y; y < c.y + c.spanY; y++) { 166047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean inBounds = x - deltaX >= 0 && x -deltaX < mCountX 166147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen && y - deltaY >= 0 && y - deltaY < mCountY; 166247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (inBounds && occupied[x - deltaX][y - deltaY]) { 166347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen pushed = true; 166447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (pushed) { 166847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen views.add(child); 16698baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.union(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 167047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen found = true; 167147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 167247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 167347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 167447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return found; 167547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 167647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 16778baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen private boolean addViewsToTempLocation(ArrayList<View> views, Rect rectOccupiedByPotentialDrop, 167819f3792523fe2d55ea791a9286398a6120920690Adam Cohen int[] direction, boolean push, View dragView, ItemConfiguration currentState) { 167947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (views.size() == 0) return true; 168047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 168147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean success = false; 168247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Rect boundingRect = null; 16838baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We construct a rect which represents the entire group of views passed in 168447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: views) { 16858baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 168647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (boundingRect == null) { 16878baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect = new Rect(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 168847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else { 16898baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.union(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 169047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 169147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 169247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 16938baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen @SuppressWarnings("unchecked") 169447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen ArrayList<View> dup = (ArrayList<View>) views.clone(); 16958baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We try and expand the group of views in the direction vector passed, based on 16968baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // whether they are physically adjacent, ie. based on "push mechanics". 169719f3792523fe2d55ea791a9286398a6120920690Adam Cohen while (push && addViewInDirection(dup, boundingRect, direction, mTmpOccupied, dragView, 16988baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen currentState)) { 169947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 17008baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 17018baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Mark the occupied state as false for the group of views we want to move. 170247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: dup) { 17038baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17048baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, false); 170547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 170647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 170747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean[][] blockOccupied = new boolean[boundingRect.width()][boundingRect.height()]; 170847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int top = boundingRect.top; 170947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int left = boundingRect.left; 17108baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We mark more precisely which parts of the bounding rect are truly occupied, allowing 17118baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // for tetris-style interlocking. 171247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: dup) { 17138baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17148baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x - left, c.y - top, c.spanX, c.spanY, blockOccupied, true); 171547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 171647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 171747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen markCellsForRect(rectOccupiedByPotentialDrop, mTmpOccupied, true); 171847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17198baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (push) { 17208baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen findNearestAreaInDirection(boundingRect.left, boundingRect.top, boundingRect.width(), 17218baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.height(), direction, mTmpOccupied, blockOccupied, mTempLocation); 17228baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } else { 17238baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen findNearestArea(boundingRect.left, boundingRect.top, boundingRect.width(), 17248baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.height(), direction, mTmpOccupied, blockOccupied, mTempLocation); 17258baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 172647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17278baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // If we successfuly found a location by pushing the block of views, we commit it 172847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (mTempLocation[0] >= 0 && mTempLocation[1] >= 0) { 17298baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int deltaX = mTempLocation[0] - boundingRect.left; 17308baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int deltaY = mTempLocation[1] - boundingRect.top; 173147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: dup) { 17328baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17338baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.x += deltaX; 17348baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.y += deltaY; 173547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 173647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen success = true; 173747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 1738482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 17398baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // In either case, we set the occupied array as marked for the location of the views 17408baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (View v: dup) { 17418baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17428baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, true); 1743482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1744482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return success; 1745482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1746482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1747482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void markCellsForRect(Rect r, boolean[][] occupied, boolean value) { 1748482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(r.left, r.top, r.width(), r.height(), occupied, value); 1749482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1750482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1751482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private boolean rearrangementExists(int cellX, int cellY, int spanX, int spanY, int[] direction, 17528baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen View ignoreView, ItemConfiguration solution) { 1753e3e03bcd313ba8060f2832b6a16dea6fd6d532eaWinson Chung // Return early if get invalid cell positions 1754e3e03bcd313ba8060f2832b6a16dea6fd6d532eaWinson Chung if (cellX < 0 || cellY < 0) return false; 1755482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 17568baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen mIntersectingViews.clear(); 1757482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mOccupiedRect.set(cellX, cellY, cellX + spanX, cellY + spanY); 1758482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 17598baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Mark the desired location of the view currently being dragged. 1760482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (ignoreView != null) { 17618baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(ignoreView); 176219f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (c != null) { 176319f3792523fe2d55ea791a9286398a6120920690Adam Cohen c.x = cellX; 176419f3792523fe2d55ea791a9286398a6120920690Adam Cohen c.y = cellY; 176519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 1766482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1767482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Rect r0 = new Rect(cellX, cellY, cellX + spanX, cellY + spanY); 1768482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Rect r1 = new Rect(); 17698baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (View child: solution.map.keySet()) { 1770482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (child == ignoreView) continue; 17718baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(child); 1772482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 17738baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen r1.set(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 1774482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (Rect.intersects(r0, r1)) { 1775482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!lp.canReorder) { 1776482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return false; 1777482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1778482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mIntersectingViews.add(child); 1779482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1780482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 178147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17828baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We try to move the intersecting views as a block using the push mechanic 178319f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (addViewsToTempLocation(mIntersectingViews, mOccupiedRect, direction, true, ignoreView, 178419f3792523fe2d55ea791a9286398a6120920690Adam Cohen solution)) { 178547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return true; 178647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 178747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // Try the opposite direction 178847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[0] *= -1; 178947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[1] *= -1; 179019f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (addViewsToTempLocation(mIntersectingViews, mOccupiedRect, direction, true, ignoreView, 179119f3792523fe2d55ea791a9286398a6120920690Adam Cohen solution)) { 179247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return true; 179347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 179447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // Switch the direction back 179547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[0] *= -1; 179647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[1] *= -1; 179747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17988baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Next we try moving the views as a block , but without requiring the push mechanic 179919f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (addViewsToTempLocation(mIntersectingViews, mOccupiedRect, direction, false, ignoreView, 180019f3792523fe2d55ea791a9286398a6120920690Adam Cohen solution)) { 1801482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return true; 1802482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 180347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 1804482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Ok, they couldn't move as a block, let's move them individually 1805482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (View v : mIntersectingViews) { 18068baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (!addViewToTempLocation(v, mOccupiedRect, direction, solution)) { 1807482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return false; 1808482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1809482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1810482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return true; 1811482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1812482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1813482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /* 1814482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Returns a pair (x, y), where x,y are in {-1, 0, 1} corresponding to vector between 1815482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * the provided point and the provided cell 1816482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 181747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen private void computeDirectionVector(float deltaX, float deltaY, int[] result) { 1818482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen double angle = Math.atan(((float) deltaY) / deltaX); 1819482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1820482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = 0; 1821482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[1] = 0; 1822482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (Math.abs(Math.cos(angle)) > 0.5f) { 1823482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = (int) Math.signum(deltaX); 1824482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1825482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (Math.abs(Math.sin(angle)) > 0.5f) { 1826482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[1] = (int) Math.signum(deltaY); 1827482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1828482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1829482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 18308baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen private void copyOccupiedArray(boolean[][] occupied) { 18318baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int i = 0; i < mCountX; i++) { 18328baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int j = 0; j < mCountY; j++) { 18338baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen occupied[i][j] = mOccupied[i][j]; 18348baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 18358baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 18368baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 18378baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 1838482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration simpleSwap(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, 1839482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int spanY, int[] direction, View dragView, boolean decX, ItemConfiguration solution) { 18408baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Copy the current state into the solution. This solution will be manipulated as necessary. 18418baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen copyCurrentStateToSolution(solution, false); 18428baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Copy the current occupied array into the temporary occupied array. This array will be 18438baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // manipulated as necessary to find a solution. 18448baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen copyOccupiedArray(mTmpOccupied); 1845482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1846482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // We find the nearest cell into which we would place the dragged item, assuming there's 1847482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // nothing in its way. 1848482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int result[] = new int[2]; 1849482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result = findNearestArea(pixelX, pixelY, spanX, spanY, result); 1850482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1851482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean success = false; 1852482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // First we try the exact nearest position of the item being dragged, 1853482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // we will then want to try to move this around to other neighbouring positions 18548baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen success = rearrangementExists(result[0], result[1], spanX, spanY, direction, dragView, 18558baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen solution); 1856482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1857482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!success) { 1858482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // We try shrinking the widget down to size in an alternating pattern, shrink 1 in 1859482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // x, then 1 in y etc. 1860482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (spanX > minSpanX && (minSpanY == spanY || decX)) { 1861482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return simpleSwap(pixelX, pixelY, minSpanX, minSpanY, spanX - 1, spanY, direction, 1862482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen dragView, false, solution); 1863482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else if (spanY > minSpanY) { 1864482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return simpleSwap(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY - 1, direction, 1865482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen dragView, true, solution); 1866482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1867482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = false; 1868482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 1869482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = true; 1870482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewX = result[0]; 1871482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewY = result[1]; 1872482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanX = spanX; 1873482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY = spanY; 1874482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1875482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return solution; 1876482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1877482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1878482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void copyCurrentStateToSolution(ItemConfiguration solution, boolean temp) { 1879a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 1880482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 1881a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 1882482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 18838baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c; 1884482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (temp) { 18858baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c = new CellAndSpan(lp.tmpCellX, lp.tmpCellY, lp.cellHSpan, lp.cellVSpan); 1886482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 18878baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c = new CellAndSpan(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan); 1888482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 18898baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen solution.map.put(child, c); 1890482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1891482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1892482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1893482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void copySolutionToTempState(ItemConfiguration solution, View dragView) { 1894482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 1895482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 1896482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mTmpOccupied[i][j] = false; 1897482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1898482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1899482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1900a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 1901482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 1902a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 1903482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (child == dragView) continue; 1904482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 19058baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(child); 19068baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (c != null) { 19078baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.tmpCellX = c.x; 19088baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.tmpCellY = c.y; 19098baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.cellHSpan = c.spanX; 19108baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.cellVSpan = c.spanY; 19118baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, true); 1912482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1913482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1914482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(solution.dragViewX, solution.dragViewY, solution.dragViewSpanX, 1915482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY, mTmpOccupied, true); 1916482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1917482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1918482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void animateItemsToSolution(ItemConfiguration solution, View dragView, boolean 1919482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen commitDragView) { 1920482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1921482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] occupied = DESTRUCTIVE_REORDER ? mOccupied : mTmpOccupied; 1922482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 1923482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 1924482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[i][j] = false; 1925482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1926482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1927482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1928a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 1929482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 1930a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 1931482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (child == dragView) continue; 19328baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(child); 19338baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (c != null) { 193419f3792523fe2d55ea791a9286398a6120920690Adam Cohen animateChildToPosition(child, c.x, c.y, REORDER_ANIMATION_DURATION, 0, 193519f3792523fe2d55ea791a9286398a6120920690Adam Cohen DESTRUCTIVE_REORDER, false); 19368baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, occupied, true); 1937482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1938482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1939482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (commitDragView) { 1940482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(solution.dragViewX, solution.dragViewY, solution.dragViewSpanX, 1941482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY, occupied, true); 1942482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1943482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1944482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 194519f3792523fe2d55ea791a9286398a6120920690Adam Cohen // This method starts or changes the reorder hint animations 194619f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void beginOrAdjustHintAnimations(ItemConfiguration solution, View dragView, int delay) { 194719f3792523fe2d55ea791a9286398a6120920690Adam Cohen int childCount = mShortcutsAndWidgets.getChildCount(); 194819f3792523fe2d55ea791a9286398a6120920690Adam Cohen int timeForPriorAnimationToComplete = getMaxCompletionTime(); 194919f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (int i = 0; i < childCount; i++) { 195019f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 195119f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (child == dragView) continue; 195219f3792523fe2d55ea791a9286398a6120920690Adam Cohen CellAndSpan c = solution.map.get(child); 195319f3792523fe2d55ea791a9286398a6120920690Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 195419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (c != null) { 195519f3792523fe2d55ea791a9286398a6120920690Adam Cohen ReorderHintAnimation rha = new ReorderHintAnimation(child, lp.cellX, lp.cellY, 195619f3792523fe2d55ea791a9286398a6120920690Adam Cohen c.x, c.y, c.spanX, c.spanY); 195719f3792523fe2d55ea791a9286398a6120920690Adam Cohen rha.animate(timeForPriorAnimationToComplete); 195819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 195919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 196019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 196119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 196219f3792523fe2d55ea791a9286398a6120920690Adam Cohen // Class which represents the reorder hint animations. These animations show that an item is 196319f3792523fe2d55ea791a9286398a6120920690Adam Cohen // in a temporary state, and hint at where the item will return to. 196419f3792523fe2d55ea791a9286398a6120920690Adam Cohen class ReorderHintAnimation { 196519f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child; 196619f3792523fe2d55ea791a9286398a6120920690Adam Cohen float deltaX; 196719f3792523fe2d55ea791a9286398a6120920690Adam Cohen float deltaY; 196819f3792523fe2d55ea791a9286398a6120920690Adam Cohen private static final int DURATION = 140; 196919f3792523fe2d55ea791a9286398a6120920690Adam Cohen private int repeatCount; 197019f3792523fe2d55ea791a9286398a6120920690Adam Cohen private boolean cancelOnCycleComplete = false; 197119f3792523fe2d55ea791a9286398a6120920690Adam Cohen ValueAnimator va; 197219f3792523fe2d55ea791a9286398a6120920690Adam Cohen 197319f3792523fe2d55ea791a9286398a6120920690Adam Cohen public ReorderHintAnimation(View child, int cellX0, int cellY0, int cellX1, int cellY1, 197419f3792523fe2d55ea791a9286398a6120920690Adam Cohen int spanX, int spanY) { 197519f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToCenterPoint(cellX0, cellY0, spanX, spanY, mTmpPoint); 197619f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int x0 = mTmpPoint[0]; 197719f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int y0 = mTmpPoint[1]; 197819f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToCenterPoint(cellX1, cellY1, spanX, spanY, mTmpPoint); 197919f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int x1 = mTmpPoint[0]; 198019f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int y1 = mTmpPoint[1]; 198119f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int dX = x1 - x0; 198219f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int dY = y1 - y0; 198319f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = 0; 198419f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = 0; 198519f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dX == dY && dX == 0) { 198619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 198719f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dY == 0) { 198819f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = mReorderHintAnimationMagnitude; 198919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else if (dX == 0) { 199019f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = mReorderHintAnimationMagnitude; 199119f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 199219f3792523fe2d55ea791a9286398a6120920690Adam Cohen double angle = Math.atan( (float) (dY) / dX); 199319f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = (int) (Math.cos(angle) * mReorderHintAnimationMagnitude); 199419f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = (int) (Math.sin(angle) * mReorderHintAnimationMagnitude); 199519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 199619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 199719f3792523fe2d55ea791a9286398a6120920690Adam Cohen this.child = child; 199819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 199919f3792523fe2d55ea791a9286398a6120920690Adam Cohen 200019f3792523fe2d55ea791a9286398a6120920690Adam Cohen void animate(int delay) { 200119f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (mShakeAnimators.containsKey(child)) { 200219f3792523fe2d55ea791a9286398a6120920690Adam Cohen ReorderHintAnimation oldAnimation = mShakeAnimators.get(child); 200319f3792523fe2d55ea791a9286398a6120920690Adam Cohen oldAnimation.completeAnimation(); 200419f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators.remove(child); 200519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 200619f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (deltaX == 0 && deltaY == 0) { 200719f3792523fe2d55ea791a9286398a6120920690Adam Cohen return; 200819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 200919f3792523fe2d55ea791a9286398a6120920690Adam Cohen va = ValueAnimator.ofFloat(0f, 1f); 201019f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setRepeatMode(ValueAnimator.REVERSE); 201119f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setRepeatCount(ValueAnimator.INFINITE); 201219f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setDuration(DURATION); 201319f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.addUpdateListener(new AnimatorUpdateListener() { 201419f3792523fe2d55ea791a9286398a6120920690Adam Cohen @Override 201519f3792523fe2d55ea791a9286398a6120920690Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 201619f3792523fe2d55ea791a9286398a6120920690Adam Cohen float r = ((Float) animation.getAnimatedValue()).floatValue(); 201719f3792523fe2d55ea791a9286398a6120920690Adam Cohen float x = r * deltaX; 201819f3792523fe2d55ea791a9286398a6120920690Adam Cohen float y = r * deltaY; 201919f3792523fe2d55ea791a9286398a6120920690Adam Cohen child.setTranslationX(x); 202019f3792523fe2d55ea791a9286398a6120920690Adam Cohen child.setTranslationY(y); 202119f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 202219f3792523fe2d55ea791a9286398a6120920690Adam Cohen }); 202319f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.addListener(new AnimatorListenerAdapter() { 202419f3792523fe2d55ea791a9286398a6120920690Adam Cohen public void onAnimationRepeat(Animator animation) { 202519f3792523fe2d55ea791a9286398a6120920690Adam Cohen repeatCount++; 202619f3792523fe2d55ea791a9286398a6120920690Adam Cohen // We make sure to end only after a full period 202719f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (cancelOnCycleComplete && repeatCount % 2 == 0) { 202819f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.cancel(); 202919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 203019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 203119f3792523fe2d55ea791a9286398a6120920690Adam Cohen }); 203219f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setStartDelay(Math.max(REORDER_ANIMATION_DURATION, delay)); 203319f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators.put(child, this); 203419f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.start(); 203519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 203619f3792523fe2d55ea791a9286398a6120920690Adam Cohen 203719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 203819f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void completeAnimation() { 203919f3792523fe2d55ea791a9286398a6120920690Adam Cohen cancelOnCycleComplete = true; 204019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 204119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 204219f3792523fe2d55ea791a9286398a6120920690Adam Cohen // Returns the time required to complete the current oscillating animation 204319f3792523fe2d55ea791a9286398a6120920690Adam Cohen private int completionTime() { 204419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (repeatCount % 2 == 0) { 204519f3792523fe2d55ea791a9286398a6120920690Adam Cohen return (int) (va.getDuration() - va.getCurrentPlayTime() + DURATION); 204619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 204719f3792523fe2d55ea791a9286398a6120920690Adam Cohen return (int) (va.getDuration() - va.getCurrentPlayTime()); 204819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 204919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 205019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 205119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 205219f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void completeAndClearReorderHintAnimations() { 205319f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (ReorderHintAnimation a: mShakeAnimators.values()) { 205419f3792523fe2d55ea791a9286398a6120920690Adam Cohen a.completeAnimation(); 205519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 205619f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators.clear(); 205719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 205819f3792523fe2d55ea791a9286398a6120920690Adam Cohen 205919f3792523fe2d55ea791a9286398a6120920690Adam Cohen private int getMaxCompletionTime() { 206019f3792523fe2d55ea791a9286398a6120920690Adam Cohen int maxTime = 0; 206119f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (ReorderHintAnimation a: mShakeAnimators.values()) { 206219f3792523fe2d55ea791a9286398a6120920690Adam Cohen maxTime = Math.max(maxTime, a.completionTime()); 206319f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 206419f3792523fe2d55ea791a9286398a6120920690Adam Cohen return maxTime; 206519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 206619f3792523fe2d55ea791a9286398a6120920690Adam Cohen 2067482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void commitTempPlacement() { 2068482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 2069482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 2070482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mOccupied[i][j] = mTmpOccupied[i][j]; 2071482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2072482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2073a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 2074482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 2075ea889a294be004f4b1c21e9b874f9e63abfb8bd6Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 2076ea889a294be004f4b1c21e9b874f9e63abfb8bd6Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 2077ea889a294be004f4b1c21e9b874f9e63abfb8bd6Adam Cohen ItemInfo info = (ItemInfo) child.getTag(); 20782acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen // We do a null check here because the item info can be null in the case of the 20792acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen // AllApps button in the hotseat. 20802acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen if (info != null) { 20812acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen info.cellX = lp.cellX = lp.tmpCellX; 20822acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen info.cellY = lp.cellY = lp.tmpCellY; 2083bebf042666cffe52039b875a549a582abd78a431Adam Cohen info.spanX = lp.cellHSpan; 2084bebf042666cffe52039b875a549a582abd78a431Adam Cohen info.spanY = lp.cellVSpan; 20852acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen } 2086482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 20872acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen mLauncher.getWorkspace().updateItemLocationsInDatabase(this); 2088482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2089482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2090482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void setUseTempCoords(boolean useTempCoords) { 2091a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 2092482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 2093a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka LayoutParams lp = (LayoutParams) mShortcutsAndWidgets.getChildAt(i).getLayoutParams(); 2094482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.useTmpCoords = useTempCoords; 2095482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2096482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2097482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2098482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration findConfigurationNoShuffle(int pixelX, int pixelY, int minSpanX, int minSpanY, 2099482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int spanX, int spanY, View dragView, ItemConfiguration solution) { 2100482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] result = new int[2]; 2101482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] resultSpan = new int[2]; 2102482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen findNearestVacantArea(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY, null, result, 2103482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan); 2104482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (result[0] >= 0 && result[1] >= 0) { 2105482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen copyCurrentStateToSolution(solution, false); 2106482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewX = result[0]; 2107482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewY = result[1]; 2108482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanX = resultSpan[0]; 2109482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY = resultSpan[1]; 2110482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = true; 2111482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 2112482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = false; 2113482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2114482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return solution; 2115482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2116482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2117482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void prepareChildForDrag(View child) { 2118482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(child); 2119482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2120482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 212119f3792523fe2d55ea791a9286398a6120920690Adam Cohen /* This seems like it should be obvious and straight-forward, but when the direction vector 212219f3792523fe2d55ea791a9286398a6120920690Adam Cohen needs to match with the notion of the dragView pushing other views, we have to employ 212319f3792523fe2d55ea791a9286398a6120920690Adam Cohen a slightly more subtle notion of the direction vector. The question is what two points is 212419f3792523fe2d55ea791a9286398a6120920690Adam Cohen the vector between? The center of the dragView and its desired destination? Not quite, as 212519f3792523fe2d55ea791a9286398a6120920690Adam Cohen this doesn't necessarily coincide with the interaction of the dragView and items occupying 212619f3792523fe2d55ea791a9286398a6120920690Adam Cohen those cells. Instead we use some heuristics to often lock the vector to up, down, left 212719f3792523fe2d55ea791a9286398a6120920690Adam Cohen or right, which helps make pushing feel right. 212819f3792523fe2d55ea791a9286398a6120920690Adam Cohen */ 212919f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void getDirectionVectorForDrop(int dragViewCenterX, int dragViewCenterY, int spanX, 213019f3792523fe2d55ea791a9286398a6120920690Adam Cohen int spanY, View dragView, int[] resultDirection) { 213119f3792523fe2d55ea791a9286398a6120920690Adam Cohen int[] targetDestination = new int[2]; 213219f3792523fe2d55ea791a9286398a6120920690Adam Cohen 213319f3792523fe2d55ea791a9286398a6120920690Adam Cohen findNearestArea(dragViewCenterX, dragViewCenterY, spanX, spanY, targetDestination); 213419f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect dragRect = new Rect(); 213519f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToRect(targetDestination[0], targetDestination[1], spanX, spanY, dragRect); 213619f3792523fe2d55ea791a9286398a6120920690Adam Cohen dragRect.offset(dragViewCenterX - dragRect.centerX(), dragViewCenterY - dragRect.centerY()); 213719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 213819f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect dropRegionRect = new Rect(); 213919f3792523fe2d55ea791a9286398a6120920690Adam Cohen getViewsIntersectingRegion(targetDestination[0], targetDestination[1], spanX, spanY, 214019f3792523fe2d55ea791a9286398a6120920690Adam Cohen dragView, dropRegionRect, mIntersectingViews); 214119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 214219f3792523fe2d55ea791a9286398a6120920690Adam Cohen int dropRegionSpanX = dropRegionRect.width(); 214319f3792523fe2d55ea791a9286398a6120920690Adam Cohen int dropRegionSpanY = dropRegionRect.height(); 214419f3792523fe2d55ea791a9286398a6120920690Adam Cohen 214519f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToRect(dropRegionRect.left, dropRegionRect.top, dropRegionRect.width(), 214619f3792523fe2d55ea791a9286398a6120920690Adam Cohen dropRegionRect.height(), dropRegionRect); 214719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 214819f3792523fe2d55ea791a9286398a6120920690Adam Cohen int deltaX = (dropRegionRect.centerX() - dragViewCenterX) / spanX; 214919f3792523fe2d55ea791a9286398a6120920690Adam Cohen int deltaY = (dropRegionRect.centerY() - dragViewCenterY) / spanY; 215019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 215119f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dropRegionSpanX == mCountX || spanX == mCountX) { 215219f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = 0; 215319f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 215419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dropRegionSpanY == mCountY || spanY == mCountY) { 215519f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = 0; 215619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 215719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 215819f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (deltaX == 0 && deltaY == 0) { 215919f3792523fe2d55ea791a9286398a6120920690Adam Cohen // No idea what to do, give a random direction. 216019f3792523fe2d55ea791a9286398a6120920690Adam Cohen resultDirection[0] = 1; 216119f3792523fe2d55ea791a9286398a6120920690Adam Cohen resultDirection[1] = 0; 216219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 216319f3792523fe2d55ea791a9286398a6120920690Adam Cohen computeDirectionVector(deltaX, deltaY, resultDirection); 216419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 216519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 216619f3792523fe2d55ea791a9286398a6120920690Adam Cohen 216719f3792523fe2d55ea791a9286398a6120920690Adam Cohen // For a given cell and span, fetch the set of views intersecting the region. 216819f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void getViewsIntersectingRegion(int cellX, int cellY, int spanX, int spanY, 216919f3792523fe2d55ea791a9286398a6120920690Adam Cohen View dragView, Rect boundingRect, ArrayList<View> intersectingViews) { 217019f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (boundingRect != null) { 217119f3792523fe2d55ea791a9286398a6120920690Adam Cohen boundingRect.set(cellX, cellY, cellX + spanX, cellY + spanY); 217219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 217319f3792523fe2d55ea791a9286398a6120920690Adam Cohen intersectingViews.clear(); 217419f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect r0 = new Rect(cellX, cellY, cellX + spanX, cellY + spanY); 217519f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect r1 = new Rect(); 217619f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int count = mShortcutsAndWidgets.getChildCount(); 217719f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (int i = 0; i < count; i++) { 217819f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 217919f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (child == dragView) continue; 218019f3792523fe2d55ea791a9286398a6120920690Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 218119f3792523fe2d55ea791a9286398a6120920690Adam Cohen r1.set(lp.cellX, lp.cellY, lp.cellX + lp.cellHSpan, lp.cellY + lp.cellVSpan); 218219f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (Rect.intersects(r0, r1)) { 218319f3792523fe2d55ea791a9286398a6120920690Adam Cohen mIntersectingViews.add(child); 218419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (boundingRect != null) { 218519f3792523fe2d55ea791a9286398a6120920690Adam Cohen boundingRect.union(r1); 218619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 218719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 218819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 218919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 219019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 219119f3792523fe2d55ea791a9286398a6120920690Adam Cohen boolean isNearestDropLocationOccupied(int pixelX, int pixelY, int spanX, int spanY, 219219f3792523fe2d55ea791a9286398a6120920690Adam Cohen View dragView, int[] result) { 219319f3792523fe2d55ea791a9286398a6120920690Adam Cohen result = findNearestArea(pixelX, pixelY, spanX, spanY, result); 219419f3792523fe2d55ea791a9286398a6120920690Adam Cohen getViewsIntersectingRegion(result[0], result[1], spanX, spanY, dragView, null, 219519f3792523fe2d55ea791a9286398a6120920690Adam Cohen mIntersectingViews); 219619f3792523fe2d55ea791a9286398a6120920690Adam Cohen return !mIntersectingViews.isEmpty(); 219719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 219819f3792523fe2d55ea791a9286398a6120920690Adam Cohen 219919f3792523fe2d55ea791a9286398a6120920690Adam Cohen void revertTempState() { 220019f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (!isItemPlacementDirty() || DESTRUCTIVE_REORDER) return; 220119f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int count = mShortcutsAndWidgets.getChildCount(); 220219f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (int i = 0; i < count; i++) { 220319f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 220419f3792523fe2d55ea791a9286398a6120920690Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 220519f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (lp.tmpCellX != lp.cellX || lp.tmpCellY != lp.cellY) { 220619f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.tmpCellX = lp.cellX; 220719f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.tmpCellY = lp.cellY; 220819f3792523fe2d55ea791a9286398a6120920690Adam Cohen animateChildToPosition(child, lp.cellX, lp.cellY, REORDER_ANIMATION_DURATION, 220919f3792523fe2d55ea791a9286398a6120920690Adam Cohen 0, false, false); 221019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 221119f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 221219f3792523fe2d55ea791a9286398a6120920690Adam Cohen completeAndClearReorderHintAnimations(); 221319f3792523fe2d55ea791a9286398a6120920690Adam Cohen setItemPlacementDirty(false); 221419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 221519f3792523fe2d55ea791a9286398a6120920690Adam Cohen 2216bebf042666cffe52039b875a549a582abd78a431Adam Cohen boolean createAreaForResize(int cellX, int cellY, int spanX, int spanY, 2217bebf042666cffe52039b875a549a582abd78a431Adam Cohen View dragView, int[] direction, boolean commit) { 2218bebf042666cffe52039b875a549a582abd78a431Adam Cohen int[] pixelXY = new int[2]; 2219bebf042666cffe52039b875a549a582abd78a431Adam Cohen regionToCenterPoint(cellX, cellY, spanX, spanY, pixelXY); 2220bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2221bebf042666cffe52039b875a549a582abd78a431Adam Cohen // First we determine if things have moved enough to cause a different layout 2222bebf042666cffe52039b875a549a582abd78a431Adam Cohen ItemConfiguration swapSolution = simpleSwap(pixelXY[0], pixelXY[1], spanX, spanY, 2223bebf042666cffe52039b875a549a582abd78a431Adam Cohen spanX, spanY, direction, dragView, true, new ItemConfiguration()); 2224bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2225bebf042666cffe52039b875a549a582abd78a431Adam Cohen setUseTempCoords(true); 2226bebf042666cffe52039b875a549a582abd78a431Adam Cohen if (swapSolution != null && swapSolution.isSolution) { 2227bebf042666cffe52039b875a549a582abd78a431Adam Cohen // If we're just testing for a possible location (MODE_ACCEPT_DROP), we don't bother 2228bebf042666cffe52039b875a549a582abd78a431Adam Cohen // committing anything or animating anything as we just want to determine if a solution 2229bebf042666cffe52039b875a549a582abd78a431Adam Cohen // exists 2230bebf042666cffe52039b875a549a582abd78a431Adam Cohen copySolutionToTempState(swapSolution, dragView); 2231bebf042666cffe52039b875a549a582abd78a431Adam Cohen setItemPlacementDirty(true); 2232bebf042666cffe52039b875a549a582abd78a431Adam Cohen animateItemsToSolution(swapSolution, dragView, commit); 2233bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2234bebf042666cffe52039b875a549a582abd78a431Adam Cohen if (commit) { 2235bebf042666cffe52039b875a549a582abd78a431Adam Cohen commitTempPlacement(); 2236bebf042666cffe52039b875a549a582abd78a431Adam Cohen completeAndClearReorderHintAnimations(); 2237bebf042666cffe52039b875a549a582abd78a431Adam Cohen setItemPlacementDirty(false); 2238bebf042666cffe52039b875a549a582abd78a431Adam Cohen } else { 2239bebf042666cffe52039b875a549a582abd78a431Adam Cohen beginOrAdjustHintAnimations(swapSolution, dragView, 2240bebf042666cffe52039b875a549a582abd78a431Adam Cohen REORDER_ANIMATION_DURATION); 2241bebf042666cffe52039b875a549a582abd78a431Adam Cohen } 2242bebf042666cffe52039b875a549a582abd78a431Adam Cohen mShortcutsAndWidgets.requestLayout(); 2243bebf042666cffe52039b875a549a582abd78a431Adam Cohen } 2244bebf042666cffe52039b875a549a582abd78a431Adam Cohen return swapSolution.isSolution; 2245bebf042666cffe52039b875a549a582abd78a431Adam Cohen } 2246bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2247482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] createArea(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, int spanY, 2248482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen View dragView, int[] result, int resultSpan[], int mode) { 2249482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // First we determine if things have moved enough to cause a different layout 225047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen result = findNearestArea(pixelX, pixelY, spanX, spanY, result); 2251482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2252482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (resultSpan == null) { 2253482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan = new int[2]; 2254482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2255482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 225619f3792523fe2d55ea791a9286398a6120920690Adam Cohen // When we are checking drop validity or actually dropping, we don't recompute the 225719f3792523fe2d55ea791a9286398a6120920690Adam Cohen // direction vector, since we want the solution to match the preview, and it's possible 225819f3792523fe2d55ea791a9286398a6120920690Adam Cohen // that the exact position of the item has changed to result in a new reordering outcome. 2259b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen if ((mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL || mode == MODE_ACCEPT_DROP) 2260b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen && mPreviousReorderDirection[0] != INVALID_DIRECTION) { 226119f3792523fe2d55ea791a9286398a6120920690Adam Cohen mDirectionVector[0] = mPreviousReorderDirection[0]; 226219f3792523fe2d55ea791a9286398a6120920690Adam Cohen mDirectionVector[1] = mPreviousReorderDirection[1]; 226319f3792523fe2d55ea791a9286398a6120920690Adam Cohen // We reset this vector after drop 2264b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen if (mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL) { 2265b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen mPreviousReorderDirection[0] = INVALID_DIRECTION; 2266b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen mPreviousReorderDirection[1] = INVALID_DIRECTION; 226719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 226819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 226919f3792523fe2d55ea791a9286398a6120920690Adam Cohen getDirectionVectorForDrop(pixelX, pixelY, spanX, spanY, dragView, mDirectionVector); 227019f3792523fe2d55ea791a9286398a6120920690Adam Cohen mPreviousReorderDirection[0] = mDirectionVector[0]; 227119f3792523fe2d55ea791a9286398a6120920690Adam Cohen mPreviousReorderDirection[1] = mDirectionVector[1]; 227219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 227319f3792523fe2d55ea791a9286398a6120920690Adam Cohen 2274482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration swapSolution = simpleSwap(pixelX, pixelY, minSpanX, minSpanY, 2275482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen spanX, spanY, mDirectionVector, dragView, true, new ItemConfiguration()); 2276482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2277482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // We attempt the approach which doesn't shuffle views at all 2278482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration noShuffleSolution = findConfigurationNoShuffle(pixelX, pixelY, minSpanX, 2279482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen minSpanY, spanX, spanY, dragView, new ItemConfiguration()); 2280482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2281482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration finalSolution = null; 2282482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (swapSolution.isSolution && swapSolution.area() >= noShuffleSolution.area()) { 2283482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen finalSolution = swapSolution; 2284482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else if (noShuffleSolution.isSolution) { 2285482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen finalSolution = noShuffleSolution; 2286482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2287482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2288482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean foundSolution = true; 2289482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!DESTRUCTIVE_REORDER) { 2290482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen setUseTempCoords(true); 2291482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2292482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2293482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (finalSolution != null) { 2294482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = finalSolution.dragViewX; 2295482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[1] = finalSolution.dragViewY; 2296482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan[0] = finalSolution.dragViewSpanX; 2297482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan[1] = finalSolution.dragViewSpanY; 2298482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2299482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // If we're just testing for a possible location (MODE_ACCEPT_DROP), we don't bother 2300482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // committing anything or animating anything as we just want to determine if a solution 2301482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // exists 2302482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (mode == MODE_DRAG_OVER || mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL) { 2303482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!DESTRUCTIVE_REORDER) { 2304482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen copySolutionToTempState(finalSolution, dragView); 2305482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2306482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen setItemPlacementDirty(true); 2307482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen animateItemsToSolution(finalSolution, dragView, mode == MODE_ON_DROP); 2308482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 230919f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (!DESTRUCTIVE_REORDER && 231019f3792523fe2d55ea791a9286398a6120920690Adam Cohen (mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL)) { 2311482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen commitTempPlacement(); 231219f3792523fe2d55ea791a9286398a6120920690Adam Cohen completeAndClearReorderHintAnimations(); 231319f3792523fe2d55ea791a9286398a6120920690Adam Cohen setItemPlacementDirty(false); 231419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 231519f3792523fe2d55ea791a9286398a6120920690Adam Cohen beginOrAdjustHintAnimations(finalSolution, dragView, 231619f3792523fe2d55ea791a9286398a6120920690Adam Cohen REORDER_ANIMATION_DURATION); 2317482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2318482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2319482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 2320482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen foundSolution = false; 2321482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = result[1] = resultSpan[0] = resultSpan[1] = -1; 2322482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2323482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2324482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if ((mode == MODE_ON_DROP || !foundSolution) && !DESTRUCTIVE_REORDER) { 2325482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen setUseTempCoords(false); 2326482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2327482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2328a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.requestLayout(); 2329482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return result; 2330482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2331482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 233219f3792523fe2d55ea791a9286398a6120920690Adam Cohen void setItemPlacementDirty(boolean dirty) { 233319f3792523fe2d55ea791a9286398a6120920690Adam Cohen mItemPlacementDirty = dirty; 2334482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 233519f3792523fe2d55ea791a9286398a6120920690Adam Cohen boolean isItemPlacementDirty() { 233619f3792523fe2d55ea791a9286398a6120920690Adam Cohen return mItemPlacementDirty; 2337482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2338482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2339482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private class ItemConfiguration { 23408baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen HashMap<View, CellAndSpan> map = new HashMap<View, CellAndSpan>(); 2341482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean isSolution = false; 2342482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int dragViewX, dragViewY, dragViewSpanX, dragViewSpanY; 2343482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2344482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int area() { 2345482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return dragViewSpanX * dragViewSpanY; 2346482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 23478baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 23488baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 23498baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen private class CellAndSpan { 23508baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int x, y; 23518baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int spanX, spanY; 23528baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 23538baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen public CellAndSpan(int x, int y, int spanX, int spanY) { 23548baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.x = x; 23558baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.y = y; 23568baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.spanX = spanX; 23578baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.spanY = spanY; 2358482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2359482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2360482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2361df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 2362df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 2363df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 2364df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 2365df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 2366df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 2367df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 2368df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 2369df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 2370df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 2371df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 2372df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 2373df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 2374df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestVacantArea( 2375df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 2376df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, ignoreView, true, result); 2377df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 2378df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 2379df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 2380d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 2381d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 2382d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * 2383d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 2384d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 2385d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanX The minimum horizontal span required 2386d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanY The minimum vertical span required 2387d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanX Horizontal span of the object. 2388d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanY Vertical span of the object. 2389d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 2390d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param result Previously returned value to possibly recycle. 2391d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 2392d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * nearest the requested location. 2393d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 2394d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestVacantArea(int pixelX, int pixelY, int minSpanX, int minSpanY, 2395d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int spanX, int spanY, View ignoreView, int[] result, int[] resultSpan) { 2396482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return findNearestArea(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY, ignoreView, true, 2397482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result, resultSpan, mOccupied); 2398d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 2399d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 2400d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 2401df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a starting cell position that will fit the given bounds nearest the requested 2402df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 2403df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 2404df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 2405df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 2406df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 2407df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 2408df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 2409df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 2410df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 2411df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 2412df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 2413df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea( 2414df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, int[] result) { 2415df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, null, false, result); 2416df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 2417df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 24180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 24190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 24200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 24240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 24250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 24260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 24270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 24290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 24300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 24310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 24320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 24340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 2436482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null, mOccupied); 24370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 24410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 24430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 24440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 24450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 24460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 24470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 24480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 2450482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, 2451482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ignoreView, mOccupied); 24520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 24560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 24570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 24590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 24600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 24610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 24620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 24630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 24650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 24670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 24680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 2469482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellXY, spanX, spanY, intersectX, intersectY, null, mOccupied); 24700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 24740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 2476482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int intersectX, int intersectY, View ignoreView, boolean occupied[][]) { 2477c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 2478482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(ignoreView, occupied); 24790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 248028750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 24810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 24820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 24830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 24840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 24850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 24870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 24880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 24890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 24910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 24920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 24930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 24950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 24960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 24970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2499bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 25000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 2501bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 25020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 25030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 2504482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (occupied[x + i][y + j]) { 2505bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 25060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 2507bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 25080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 25090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 25130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 25140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 25150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 251628750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 251728750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 25180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 25210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 25220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 25230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 25240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 25250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 25260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 25270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 25280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2531c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 2532482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsOccupiedForView(ignoreView, occupied); 253328750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 25340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 253631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2537c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * A drag event has begun over this layout. 2538c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * It may have begun over this layout (in which case onDragChild is called first), 2539c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * or it may have begun on another layout. 2540c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung */ 2541c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung void onDragEnter() { 2542c6cc61d45836e4081920883cc4d448ccb0bb8417Adam Cohen mDragEnforcer.onDragEnter(); 2543c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung mDragging = true; 2544c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung } 2545c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung 2546c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung /** 25470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 25486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 25490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 2550c6cc61d45836e4081920883cc4d448ccb0bb8417Adam Cohen mDragEnforcer.onDragExit(); 25514be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 25524be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 25534be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 25544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 25554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 25564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 255708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 255808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 2559d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mDragCell[0] = mDragCell[1] = -1; 256008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 256108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 256219f3792523fe2d55ea791a9286398a6120920690Adam Cohen revertTempState(); 256333945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 25646569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 25656569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 25666569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 2567aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 2568de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 2569ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 257031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 257131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 257231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 2573716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen void onDropChild(View child) { 2574d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 2575d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 257684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 2577d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 2578d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 257931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 258031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 258131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 258231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 2583aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 258431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 258531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 2586aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 258731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 25886569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 258931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 2590d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, Rect resultRect) { 259131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 259231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 259331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 259431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 2595aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 25964b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 25974b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 2598aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 259931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 260031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 260131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 260231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 260331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 2604aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 26056569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 260631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 2607aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 260831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2609aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 261031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 2611aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 261231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 261331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 26148f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 261531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 26168f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 26179987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 26189987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 26199987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 26209987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 262131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 262231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 262379e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 262479e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 262531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 262679e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 262731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 262854c725cc294cd43ed0650179bfae64a622547660Winson Chung int spanX = (int) Math.ceil(width / (float) smallerSize); 262954c725cc294cd43ed0650179bfae64a622547660Winson Chung int spanY = (int) Math.ceil(height / (float) smallerSize); 263079e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 26318f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 26328f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 26338f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 26348f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 26358f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 26368f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 263731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 263831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2639f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka public int[] cellSpansToSize(int hSpans, int vSpans) { 2640f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka int[] size = new int[2]; 2641f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[0] = hSpans * mCellWidth + (hSpans - 1) * mWidthGap; 2642f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[1] = vSpans * mCellHeight + (vSpans - 1) * mHeightGap; 2643f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka return size; 2644f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka } 2645f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka 264631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2647047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 2648047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 2649047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 2650047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 2651047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 2652047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 2653047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 2654047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 2655047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 2656047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 2657047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 2658047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 2659047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 2660047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 2661047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 2662047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 2663047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 2664047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 2665047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 2666047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 2667047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 2668047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 2669047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 267031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 267131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 267231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 267331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 267431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 2675aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 267631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 267731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 267831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 267931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 26800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 268131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 268231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 268331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 268431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 268531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 26862801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int y = 0; y < yCount; y++) { 26872801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int x = 0; x < xCount; x++) { 268831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 268931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 269031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 269131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 269231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 269331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 269431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 269531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 269631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 269731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 269831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 269931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 270031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 270131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 270231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 270331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 270431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 270531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 270631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 27080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 27090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 27100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 271131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 271231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 271431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2715d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen public void onMove(View view, int newCellX, int newCellY, int newSpanX, int newSpanY) { 27160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 2717482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(newCellX, newCellY, newSpanX, newSpanY, mOccupied, true); 27180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 271931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2720d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsOccupiedForView(View view) { 2721482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsOccupiedForView(view, mOccupied); 2722482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2723482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void markCellsAsOccupiedForView(View view, boolean[][] occupied) { 2724a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (view == null || view.getParent() != mShortcutsAndWidgets) return; 27250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 2726482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, occupied, true); 27270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 27280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2729d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsUnoccupiedForView(View view) { 2730482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(view, mOccupied); 2731482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2732482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void markCellsAsUnoccupiedForView(View view, boolean occupied[][]) { 2733a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (view == null || view.getParent() != mShortcutsAndWidgets) return; 27340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 2735482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, occupied, false); 27360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 27370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2738482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean[][] occupied, 2739482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean value) { 2740482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (cellX < 0 || cellY < 0) return; 27410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 27420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 2743482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[x][y] = value; 274431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 274531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 274631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 274731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27482801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredWidth() { 27498b805b17158886035b38261eb611d8641701ae43Michael Jurka return getPaddingLeft() + getPaddingRight() + (mCountX * mCellWidth) + 27502801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountX - 1), 0) * mWidthGap); 27512801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 27522801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 27532801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredHeight() { 27548b805b17158886035b38261eb611d8641701ae43Michael Jurka return getPaddingTop() + getPaddingBottom() + (mCountY * mCellHeight) + 27552801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountY - 1), 0) * mHeightGap); 27562801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 27572801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 275866d72178af91d455700875635473be942bc90e54Michael Jurka public boolean isOccupied(int x, int y) { 275966d72178af91d455700875635473be942bc90e54Michael Jurka if (x < mCountX && y < mCountY) { 276066d72178af91d455700875635473be942bc90e54Michael Jurka return mOccupied[x][y]; 276166d72178af91d455700875635473be942bc90e54Michael Jurka } else { 276266d72178af91d455700875635473be942bc90e54Michael Jurka throw new RuntimeException("Position exceeds the bound of this CellLayout"); 276366d72178af91d455700875635473be942bc90e54Michael Jurka } 276466d72178af91d455700875635473be942bc90e54Michael Jurka } 276566d72178af91d455700875635473be942bc90e54Michael Jurka 276631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 276731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 276831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 276931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 277031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 277131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 277231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 277331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 277431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 277531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 277631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 277731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 277831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 277931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 278031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2781aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 2782aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 2783aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 2784aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2785aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 2786aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 2787aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 2788aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 2789aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2790aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2791aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 279231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 279331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 279431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 279531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 279631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 279731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 279831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 279931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 280031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical location of the item in the grid. 280131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 280231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 280331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellY; 280431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 280531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2806482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Temporary horizontal location of the item in the grid during reorder 2807482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2808482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public int tmpCellX; 2809482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2810482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 2811482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Temporary vertical location of the item in the grid during reorder 2812482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2813482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public int tmpCellY; 2814482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2815482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 2816482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Indicates that the temporary coordinates should be used to layout the items 2817482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2818482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public boolean useTmpCoords; 2819482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2820482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 282131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 282231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 282331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 282431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 282531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 282631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 282731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 282831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 282931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 283031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 2831aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 28321b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 28331b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Indicates whether the item will set its x, y, width and height parameters freely, 28341b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan. 28351b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 2836d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public boolean isLockedToGrid = true; 2837d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 2838482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 2839482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Indicates whether this item can be reordered. Always true except in the case of the 2840482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * the AllApps button. 2841482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2842482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public boolean canReorder = true; 2843482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 284431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 284531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 284631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 284731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 284831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 284931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 285031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 285184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 2852fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 285331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 285431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 285531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 285631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 285731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 285831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 285931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 286031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 286131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 286231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 286331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 2864aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 2865aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 2866aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 2867aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 2868aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 2869aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 2870aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 2871aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2872aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 287331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 28748f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 287531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 287631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 287731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 287831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 287931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 288031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 28817f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap) { 2882d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (isLockedToGrid) { 2883d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellHSpan = cellHSpan; 2884d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellVSpan = cellVSpan; 2885482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int myCellX = useTmpCoords ? tmpCellX : cellX; 2886482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int myCellY = useTmpCoords ? tmpCellY : cellY; 28871b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen 2888d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 2889d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen leftMargin - rightMargin; 2890d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 2891d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen topMargin - bottomMargin; 2892eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung x = (int) (myCellX * (cellWidth + widthGap) + leftMargin); 2893eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung y = (int) (myCellY * (cellHeight + heightGap) + topMargin); 2894d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 2895d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 2896d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 2897aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 2898aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 2899aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 29007f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29017f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setWidth(int width) { 29027f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.width = width; 29037f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29047f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29057f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getWidth() { 29067f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return width; 29077f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29087f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29097f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setHeight(int height) { 29107f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.height = height; 29117f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29127f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29137f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getHeight() { 29147f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return height; 29157f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29167f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29177f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setX(int x) { 29187f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.x = x; 29197f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29207f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29217f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getX() { 29227f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return x; 29237f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29247f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29257f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setY(int y) { 29267f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.y = y; 29277f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29287f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29297f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getY() { 29307f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return y; 29317f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 293231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 293331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 29340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 29350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 29360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 29370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 29380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 29390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 2940e5fb0f27bca7afb996258a7163c76ca7390d7bffMichael Jurka static final class CellInfo { 294131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 2942a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 2943a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 294431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 294531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 294631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 29473d503fbd9468fb2b9fa645f4f7b91e11229edbfaWinson Chung long container; 294831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 294931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 295031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 2951aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 2952aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 295331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 295431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 2955d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka 2956d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka public boolean lastDownOnOccupiedCell() { 2957d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka return mLastDownOnOccupiedCell; 2958d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka } 295931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 2960