CellLayout.java revision 850d2e718560cb12ae73292e9d39f21a93d3c2c1
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 16331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context) { 16431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, null); 16531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 16631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs) { 16831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 16931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 17031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs, int defStyle) { 17231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 1738b805b17158886035b38261eb611d8641701ae43Michael Jurka mDragEnforcer = new DropTarget.DragEnforcer(context); 1746569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1756569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // A ViewGroup usually does not draw, but CellLayout needs to draw a rectangle to show 1766569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // the user where a dragged item will land when dropped. 1776569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy setWillNotDraw(false); 1782acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen mLauncher = (Launcher) context; 179a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka 18031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CellLayout, defStyle, 0); 18131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 182f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen mCellWidth = a.getDimensionPixelSize(R.styleable.CellLayout_cellWidth, 10); 183f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen mCellHeight = a.getDimensionPixelSize(R.styleable.CellLayout_cellHeight, 10); 184234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mWidthGap = mOriginalWidthGap = a.getDimensionPixelSize(R.styleable.CellLayout_widthGap, 0); 185234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mHeightGap = mOriginalHeightGap = a.getDimensionPixelSize(R.styleable.CellLayout_heightGap, 0); 1864b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mMaxGap = a.getDimensionPixelSize(R.styleable.CellLayout_maxGap, 0); 187d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountX = LauncherModel.getCellCountX(); 188d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountY = LauncherModel.getCellCountY(); 1890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied = new boolean[mCountX][mCountY]; 190482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mTmpOccupied = new boolean[mCountX][mCountY]; 1915b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen mPreviousReorderDirection[0] = INVALID_DIRECTION; 1925b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen mPreviousReorderDirection[1] = INVALID_DIRECTION; 19331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 19531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 19631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setAlwaysDrawnWithCacheEnabled(false); 19731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 198046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final Resources res = getResources(); 199de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 200967289b6d5fec77f5c381d11ffb2319f3bb5e737Winson Chung mNormalBackground = res.getDrawable(R.drawable.homescreen_blue_normal_holo); 201dea74b7d12b0fcd50bfdb4274f9867ba76d75238Winson Chung mActiveGlowBackground = res.getDrawable(R.drawable.homescreen_blue_strong_holo); 202b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 203b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollLeft = res.getDrawable(R.drawable.overscroll_glow_left); 204b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollRight = res.getDrawable(R.drawable.overscroll_glow_right); 205b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundPadding = 206b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen res.getDimensionPixelSize(R.dimen.workspace_overscroll_drawable_padding); 207b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 20819f3792523fe2d55ea791a9286398a6120920690Adam Cohen mReorderHintAnimationMagnitude = (REORDER_HINT_MAGNITUDE * 20919f3792523fe2d55ea791a9286398a6120920690Adam Cohen res.getDimensionPixelSize(R.dimen.app_icon_size)); 21019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 211b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackground.setFilterBitmap(true); 212b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackground.setFilterBitmap(true); 213de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 214eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung int iconScale = res.getInteger(R.integer.app_icon_scale_percent); 215eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung if (iconScale >= 0) { 216eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung mChildScale = iconScale / 100f; 217eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } 218eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung int hotseatIconScale = res.getInteger(R.integer.app_icon_hotseat_scale_percent); 219eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung if (hotseatIconScale >= 0) { 220eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung mHotseatChildScale = hotseatIconScale / 100f; 221eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } 2220dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 223046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Initialize the data structures used for the drag visualization. 224150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 225ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mEaseOutInterpolator = new DecelerateInterpolator(2.5f); // Quint ease out 226de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 227046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 228b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung mDragCell[0] = mDragCell[1] = -1; 2294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 230d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mDragOutlines[i] = new Rect(-1, -1, -1, -1); 231046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 232046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 233046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // When dragging things around the home screens, we show a green outline of 234046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // where the item will land. The outlines gradually fade out, leaving a trail 235046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // behind the drag path. 236046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up all the animations that are used to implement this fading. 237046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int duration = res.getInteger(R.integer.config_dragOutlineFadeTime); 238472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float fromAlphaValue = 0; 239472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float toAlphaValue = (float)res.getInteger(R.integer.config_dragOutlineMaxAlpha); 2404be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2418e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy Arrays.fill(mDragOutlineAlphas, fromAlphaValue); 2424be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2434be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlineAnims.length; i++) { 244046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final InterruptibleInOutAnimator anim = 245046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy new InterruptibleInOutAnimator(duration, fromAlphaValue, toAlphaValue); 246ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy anim.getAnimator().setInterpolator(mEaseOutInterpolator); 247046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int thisIndex = i; 248472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 249de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 2504be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap outline = (Bitmap)anim.getTag(); 2514be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2524be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // If an animation is started and then stopped very quickly, we can still 2534be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // get spurious updates we've cleared the tag. Guard against this. 2544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (outline == null) { 2553a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka @SuppressWarnings("all") // suppress dead code warning 2563a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka final boolean debug = false; 2573a9fcedbcd235372cd2ab64f825a0b5b3937f59eMichael Jurka if (debug) { 258fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Object val = animation.getAnimatedValue(); 259fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Log.d(TAG, "anim " + thisIndex + " update: " + val + 260fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy ", isStopped " + anim.isStopped()); 261fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 2624be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Try to prevent it from continuing to run 2634be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato animation.cancel(); 2644be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } else { 265472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mDragOutlineAlphas[thisIndex] = (Float) animation.getAnimatedValue(); 266d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen CellLayout.this.invalidate(mDragOutlines[thisIndex]); 2674be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 268de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 269de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy }); 2704be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // The animation holds a reference to the drag outline bitmap as long is it's 2714be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // running. This way the bitmap can be GCed when the animations are complete. 272472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addListener(new AnimatorListenerAdapter() { 2733c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 2744be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato public void onAnimationEnd(Animator animation) { 275472b281d5cb4f5660df981a6c912266b9f5703feChet Haase if ((Float) ((ValueAnimator) animation).getAnimatedValue() == 0f) { 2764be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato anim.setTag(null); 2774be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2784be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2794be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato }); 2804be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlineAnims[i] = anim; 281de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 282ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 28318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect = new Rect(); 284b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundRect = new Rect(); 285bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 286a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets = new ShortcutAndWidgetContainer(context); 287a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 288a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka addView(mShortcutsAndWidgets); 28918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 29018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 291f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int widthInPortrait(Resources r, int numCells) { 292f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 293f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 294f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 295f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellWidth = r.getDimensionPixelSize(R.dimen.workspace_cell_width); 2964b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 2974b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 298f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 2994b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellWidth * numCells; 300f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 301f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 302f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int heightInLandscape(Resources r, int numCells) { 303f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 304f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 305f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 306f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellHeight = r.getDimensionPixelSize(R.dimen.workspace_cell_height); 3074b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 3084b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 309f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 3104b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellHeight * numCells; 311f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 312f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 3132801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void enableHardwareLayers() { 314a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.enableHardwareLayers(); 3152801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 3162801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 3172801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void setGridSize(int x, int y) { 3182801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountX = x; 3192801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountY = y; 3202801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mOccupied = new boolean[mCountX][mCountY]; 321482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mTmpOccupied = new boolean[mCountX][mCountY]; 3227fbec10b36818f100b631f3d73fe1ad5360975aaAdam Cohen mTempRectStack.clear(); 32376fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen requestLayout(); 3242801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 3252801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 32696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private void invalidateBubbleTextView(BubbleTextView icon) { 32796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = icon.getPressedOrFocusedBackgroundPadding(); 3284b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung invalidate(icon.getLeft() + getPaddingLeft() - padding, 3294b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getTop() + getPaddingTop() - padding, 3304b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getRight() + getPaddingLeft() + padding, 3314b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getBottom() + getPaddingTop() + padding); 33296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 33396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 334b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen void setOverScrollAmount(float r, boolean left) { 335b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen if (left && mOverScrollForegroundDrawable != mOverScrollLeft) { 336b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable = mOverScrollLeft; 337b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } else if (!left && mOverScrollForegroundDrawable != mOverScrollRight) { 338b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable = mOverScrollRight; 339b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 340b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen 341b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundAlpha = (int) Math.round((r * 255)); 342b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable.setAlpha(mForegroundAlpha); 343b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen invalidate(); 344b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 345b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen 34696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy void setPressedOrFocusedIcon(BubbleTextView icon) { 34796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 34896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 34996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy BubbleTextView oldIcon = mPressedOrFocusedIcon; 35096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon = icon; 35196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (oldIcon != null) { 35296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(oldIcon); 35396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 35496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 35596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(mPressedOrFocusedIcon); 35696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 35796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 35896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 35933945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 36033945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 36133945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 36233945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 36333945b21544bc98381df17726a3537c292d8c985Michael Jurka } 36433945b21544bc98381df17726a3537c292d8c985Michael Jurka } 36533945b21544bc98381df17726a3537c292d8c985Michael Jurka 36633945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 36733945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 36833945b21544bc98381df17726a3537c292d8c985Michael Jurka } 36933945b21544bc98381df17726a3537c292d8c985Michael Jurka 370ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen protected void setOverscrollTransformsDirty(boolean dirty) { 371ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen mScrollingTransformsDirty = dirty; 372ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen } 373ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen 374ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen protected void resetOverscrollTransforms() { 375ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen if (mScrollingTransformsDirty) { 376ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setOverscrollTransformsDirty(false); 377ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setTranslationX(0); 378ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setRotationY(0); 379ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen // It doesn't matter if we pass true or false here, the important thing is that we 380ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen // pass 0, which results in the overscroll drawable not being drawn any more. 381ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setOverScrollAmount(0, false); 382ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setPivotX(getMeasuredWidth() / 2); 383ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen setPivotY(getMeasuredHeight() / 2); 384ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen } 385ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen } 386ebea84d1c95f4c38ba8cee46cd586fd757b4fce2Adam Cohen 387a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 3881262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 3893e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 3903e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 3913e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 3923e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 3933e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 394b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung if (mBackgroundAlpha > 0.0f) { 395f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 39633945b21544bc98381df17726a3537c292d8c985Michael Jurka 39733945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 39833945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 399bdf78559f223ac11e01e3311edd5a48a80383e1eMichael Jurka bg = mActiveGlowBackground; 400f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 401bdf78559f223ac11e01e3311edd5a48a80383e1eMichael Jurka bg = mNormalBackground; 402f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 40333945b21544bc98381df17726a3537c292d8c985Michael Jurka 40433945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 40533945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 40633945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 407a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 40831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 4098e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 4104be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 411472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 4124be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 413d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen final Rect r = mDragOutlines[i]; 4144be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 415472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 416d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen canvas.drawBitmap(b, null, r, paint); 417150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 4186569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 41996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 42096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 42196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 42296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 42396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = mPressedOrFocusedIcon.getPressedOrFocusedBackgroundPadding(); 42496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final Bitmap b = mPressedOrFocusedIcon.getPressedOrFocusedBackground(); 42596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (b != null) { 42696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy canvas.drawBitmap(b, 4274b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getLeft() + getPaddingLeft() - padding, 4284b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getTop() + getPaddingTop() - padding, 42996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy null); 43096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 43196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 43269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 433482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (DEBUG_VISUALIZE_OCCUPIED) { 434482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] pt = new int[2]; 435482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ColorDrawable cd = new ColorDrawable(Color.RED); 436482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cd.setBounds(0, 0, 80, 80); 437482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 438482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 439482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (mOccupied[i][j]) { 440482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToPoint(i, j, pt); 441482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen canvas.save(); 442482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen canvas.translate(pt[0], pt[1]); 443482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cd.draw(canvas); 444482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen canvas.restore(); 445482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 446482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 447482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 448482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 449482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 450850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn int previewOffset = FolderRingAnimator.sPreviewSize; 451850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn 45269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // The folder outer / inner ring image(s) 45369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen for (int i = 0; i < mFolderOuterRings.size(); i++) { 45469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen FolderRingAnimator fra = mFolderOuterRings.get(i); 45569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 45669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw outer ring 45769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen Drawable d = FolderRingAnimator.sSharedOuterRingDrawable; 45869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int width = (int) fra.getOuterRingSize(); 45969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int height = width; 46069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 46169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 46269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int centerX = mTempLocation[0] + mCellWidth / 2; 463850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn int centerY = mTempLocation[1] + previewOffset / 2; 46469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 46569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 46669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - height / 2); 46769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 46869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 46969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 47069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 47169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw inner ring 47269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d = FolderRingAnimator.sSharedInnerRingDrawable; 47369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen width = (int) fra.getInnerRingSize(); 47469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen height = width; 47569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 47669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 47769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen centerX = mTempLocation[0] + mCellWidth / 2; 478850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn centerY = mTempLocation[1] + previewOffset / 2; 47969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 48069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - width / 2); 48169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 48269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 48369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 48469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 485c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 486c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen if (mFolderLeaveBehindCell[0] >= 0 && mFolderLeaveBehindCell[1] >= 0) { 487c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen Drawable d = FolderIcon.sSharedFolderLeaveBehind; 488c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int width = d.getIntrinsicWidth(); 489c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int height = d.getIntrinsicHeight(); 490c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 491c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen cellToPoint(mFolderLeaveBehindCell[0], mFolderLeaveBehindCell[1], mTempLocation); 492c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int centerX = mTempLocation[0] + mCellWidth / 2; 493850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn int centerY = mTempLocation[1] + previewOffset / 2; 494c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 495c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.save(); 496c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.translate(centerX - width / 2, centerY - width / 2); 497c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen d.setBounds(0, 0, width, height); 498c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen d.draw(canvas); 499c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.restore(); 500c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 50169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 50269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 503b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen @Override 504b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen protected void dispatchDraw(Canvas canvas) { 505b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen super.dispatchDraw(canvas); 506b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen if (mForegroundAlpha > 0) { 507b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable.setBounds(mForegroundRect); 508b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen Paint p = ((NinePatchDrawable) mOverScrollForegroundDrawable).getPaint(); 509b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen p.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.ADD)); 510b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mOverScrollForegroundDrawable.draw(canvas); 511b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen p.setXfermode(null); 512b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 513b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen } 514b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen 51569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void showFolderAccept(FolderRingAnimator fra) { 51669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.add(fra); 51769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 51869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 51969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void hideFolderAccept(FolderRingAnimator fra) { 52069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen if (mFolderOuterRings.contains(fra)) { 52169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.remove(fra); 52269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 52369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen invalidate(); 5246569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 5256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 526c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen public void setFolderLeaveBehindCell(int x, int y) { 527c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[0] = x; 528c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[1] = y; 529c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen invalidate(); 530c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 531c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 532c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen public void clearFolderLeaveBehind() { 533c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[0] = -1; 534c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[1] = -1; 535c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen invalidate(); 536c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 537c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 5386569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 539e6235dd225404239b55c459245543f3302326112Michael Jurka public boolean shouldDelayChildPressedState() { 540e6235dd225404239b55c459245543f3302326112Michael Jurka return false; 541e6235dd225404239b55c459245543f3302326112Michael Jurka } 542e6235dd225404239b55c459245543f3302326112Michael Jurka 543e6235dd225404239b55c459245543f3302326112Michael Jurka @Override 54483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 54583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 54683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 54783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 54883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 54983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 55083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 55183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 55283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 55383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 55483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 555dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 556dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 557dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 558dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 55931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 560d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 56131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 56331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 564d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 56531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 56631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5670dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn public void setIsHotseat(boolean isHotseat) { 5680dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn mIsHotseat = isHotseat; 5690dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn } 5700dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 571eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung public float getChildrenScale() { 572eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung return mIsHotseat ? mHotseatChildScale : mChildScale; 573eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } 574eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung 5750dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 576850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn private void scaleChild(BubbleTextView bubbleChild, float scale) { 577bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // If we haven't measured the child yet, do it now 578bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // (this happens if we're being dropped from all-apps 579bc239a15464f543a41b960b946aa77258454efafAndrew Flynn if (bubbleChild.getLayoutParams() instanceof LayoutParams && 580bc239a15464f543a41b960b946aa77258454efafAndrew Flynn (bubbleChild.getMeasuredWidth() | bubbleChild.getMeasuredHeight()) == 0) { 581a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka getShortcutsAndWidgets().measureChild(bubbleChild); 582bc239a15464f543a41b960b946aa77258454efafAndrew Flynn } 583bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 584bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleX(scale); 585bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleY(scale); 586bc239a15464f543a41b960b946aa77258454efafAndrew Flynn } 587bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 588bc239a15464f543a41b960b946aa77258454efafAndrew Flynn private void resetChild(BubbleTextView bubbleChild) { 589bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleX(1f); 590bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setScaleY(1f); 591bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 592bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setTextColor(getResources().getColor(R.color.workspace_icon_text_color)); 593bc239a15464f543a41b960b946aa77258454efafAndrew Flynn } 594bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 5950dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn public boolean addViewToCellLayout(View child, int index, int childId, LayoutParams params, 596850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn boolean markCells) { 597aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 598aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 5990dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // Hotseat icons - scale down and remove text 6000dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // Don't scale the all apps button 6010dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // scale percent set to -1 means do not scale 6020dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn // Only scale BubbleTextViews 6030dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn if (child instanceof BubbleTextView) { 6040dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn BubbleTextView bubbleChild = (BubbleTextView) child; 6050dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 606bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // Start the child with 100% scale and visible text 607bc239a15464f543a41b960b946aa77258454efafAndrew Flynn resetChild(bubbleChild); 608bc239a15464f543a41b960b946aa77258454efafAndrew Flynn 609850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn if (mIsHotseat && mHotseatChildScale >= 0) { 610bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // Scale/make transparent for a hotseat 611850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn scaleChild(bubbleChild, mHotseatChildScale); 6120dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 613bc239a15464f543a41b960b946aa77258454efafAndrew Flynn bubbleChild.setTextColor(getResources().getColor(android.R.color.transparent)); 614eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung } else if (mChildScale >= 0) { 615bc239a15464f543a41b960b946aa77258454efafAndrew Flynn // Else possibly still scale it if we need to for smaller icons 616850d2e718560cb12ae73292e9d39f21a93d3c2c1Andrew Flynn scaleChild(bubbleChild, mChildScale); 6170dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn } 6180dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn } 6190dca1ec41479a74f8da080224fa0c7eacab674d6Andrew Flynn 62031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 62131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 622d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 623aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 624aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 625d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 626d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 627aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 628aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 62931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 630a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.addView(child, index, lp); 631dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 632f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 6330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 634aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 635aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 636aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 63731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 6383e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 63931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 6400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 6410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 642a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeAllViews(); 6430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 647a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (mShortcutsAndWidgets.getChildCount() > 0) { 6487cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka clearOccupiedCells(); 649a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeAllViewsInLayout(); 6507cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka } 6510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 653f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 654a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeView(view); 655f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 656f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 6570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 6590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 660a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeView(view); 6610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 665a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka markCellsAsUnoccupiedForView(mShortcutsAndWidgets.getChildAt(index)); 666a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViewAt(index); 6670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 6710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 672a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViewInLayout(view); 6730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 6770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 678a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka markCellsAsUnoccupiedForView(mShortcutsAndWidgets.getChildAt(i)); 6790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 680a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViews(start, count); 6810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 6850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 686a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka markCellsAsUnoccupiedForView(mShortcutsAndWidgets.getChildAt(i)); 6870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 688a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.removeViewsInLayout(start, count); 689abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka } 690abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka 69131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 69231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 69331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 69431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 69531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 697af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 69831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 699eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung Rect frame = mRect; 7008b805b17158886035b38261eb611d8641701ae43Michael Jurka final int x = touchX + getScrollX(); 7018b805b17158886035b38261eb611d8641701ae43Michael Jurka final int y = touchY + getScrollY(); 702a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka final int count = mShortcutsAndWidgets.getChildCount(); 70331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 704af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 705af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 706a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka final View child = mShortcutsAndWidgets.getChildAt(i); 707d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 708af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 7091b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && 7101b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen lp.isLockedToGrid) { 711af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 7120be025d64c1f84138fe430a58875886e66aae767Winson Chung 713eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung float scale = child.getScaleX(); 714eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung frame = new Rect(child.getLeft(), child.getTop(), child.getRight(), 715eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung child.getBottom()); 7160be025d64c1f84138fe430a58875886e66aae767Winson Chung // The child hit rect is relative to the CellLayoutChildren parent, so we need to 7170be025d64c1f84138fe430a58875886e66aae767Winson Chung // offset that by this CellLayout's padding to test an (x,y) point that is relative 7180be025d64c1f84138fe430a58875886e66aae767Winson Chung // to this view. 7198b805b17158886035b38261eb611d8641701ae43Michael Jurka frame.offset(getPaddingLeft(), getPaddingTop()); 720eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung frame.inset((int) (frame.width() * (1f - scale) / 2), 721eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung (int) (frame.height() * (1f - scale) / 2)); 7220be025d64c1f84138fe430a58875886e66aae767Winson Chung 723af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 724af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 725af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 726af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 727af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 728af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 729af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 730af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 73131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 73231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 733af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 734aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 735d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka mLastDownOnOccupiedCell = found; 736d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka 737af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 7380be025d64c1f84138fe430a58875886e66aae767Winson Chung final int cellXY[] = mTmpXY; 739af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 74031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 741af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 742af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 743af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 744af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 745af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 746af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 747af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 748af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 74931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 750af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 751af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 752c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen // First we clear the tag to ensure that on every touch down we start with a fresh slate, 753c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen // even in the case where we return early. Not clearing here was causing bugs whereby on 754c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen // long-press we'd end up picking up an item from a previous drag operation. 755c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen final int action = ev.getAction(); 756c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen 757c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen if (action == MotionEvent.ACTION_DOWN) { 758c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen clearTagCellInfo(); 759c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen } 760c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen 761dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 762dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 763dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 76431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 765af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 766af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 76731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 768eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung 76931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 77031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 77131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 772c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen private void clearTagCellInfo() { 773c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen final CellInfo cellInfo = mCellInfo; 774c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.cell = null; 775c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.cellX = -1; 776c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.cellY = -1; 777c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.spanX = 0; 778c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen cellInfo.spanY = 0; 779c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen setTag(cellInfo); 780c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen } 781c1997fd6debbc69b53be71b7d871657fd5843c7aAdam Cohen 78231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 7830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 78431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 78531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7866569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 787aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 78831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 78931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 79031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 79131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 79231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 7934b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 7944b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 79531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 79631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 79731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 79831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 799d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 800d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 80131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 80331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 80431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 80531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 80631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 807aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 80831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 80931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 81031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 81131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 81231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 81331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 81431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 81631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 81731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 81831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 81931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 820aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 821aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 82231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 823aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 82431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 82531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 82631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 8274b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8284b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 82931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 83031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 83131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 83231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 83331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 834e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen /** 835482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Given a cell coordinate, return the point that represents the center of the cell 836e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 837e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellX X coordinate of the cell 838e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellY Y coordinate of the cell 839e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 840e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 841e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen */ 842e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen void cellToCenterPoint(int cellX, int cellY, int[] result) { 84347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen regionToCenterPoint(cellX, cellY, 1, 1, result); 84447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 84547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 84647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen /** 84747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * Given a cell coordinate and span return the point that represents the center of the regio 84847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * 84947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellX X coordinate of the cell 85047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellY Y coordinate of the cell 85147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * 85247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 85347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen */ 85447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen void regionToCenterPoint(int cellX, int cellY, int spanX, int spanY, int[] result) { 8554b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8564b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 85747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap) + 85847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen (spanX * mCellWidth + (spanX - 1) * mWidthGap) / 2; 85947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap) + 86047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen (spanY * mCellHeight + (spanY - 1) * mHeightGap) / 2; 861e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen } 862e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 86319f3792523fe2d55ea791a9286398a6120920690Adam Cohen /** 86419f3792523fe2d55ea791a9286398a6120920690Adam Cohen * Given a cell coordinate and span fills out a corresponding pixel rect 86519f3792523fe2d55ea791a9286398a6120920690Adam Cohen * 86619f3792523fe2d55ea791a9286398a6120920690Adam Cohen * @param cellX X coordinate of the cell 86719f3792523fe2d55ea791a9286398a6120920690Adam Cohen * @param cellY Y coordinate of the cell 86819f3792523fe2d55ea791a9286398a6120920690Adam Cohen * @param result Rect in which to write the result 86919f3792523fe2d55ea791a9286398a6120920690Adam Cohen */ 87019f3792523fe2d55ea791a9286398a6120920690Adam Cohen void regionToRect(int cellX, int cellY, int spanX, int spanY, Rect result) { 87119f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int hStartPadding = getPaddingLeft(); 87219f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int vStartPadding = getPaddingTop(); 87319f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int left = hStartPadding + cellX * (mCellWidth + mWidthGap); 87419f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int top = vStartPadding + cellY * (mCellHeight + mHeightGap); 87519f3792523fe2d55ea791a9286398a6120920690Adam Cohen result.set(left, top, left + (spanX * mCellWidth + (spanX - 1) * mWidthGap), 87619f3792523fe2d55ea791a9286398a6120920690Adam Cohen top + (spanY * mCellHeight + (spanY - 1) * mHeightGap)); 87719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 87819f3792523fe2d55ea791a9286398a6120920690Adam Cohen 879482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public float getDistanceFromCell(float x, float y, int[] cell) { 880482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToCenterPoint(cell[0], cell[1], mTmpPoint); 881482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float distance = (float) Math.sqrt( Math.pow(x - mTmpPoint[0], 2) + 882482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Math.pow(y - mTmpPoint[1], 2)); 883482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return distance; 884482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 885482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 88684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 88784f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 88884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 88984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 89084f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 89184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 89284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 89384f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 894d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getWidthGap() { 895d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mWidthGap; 896d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 897d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 898d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getHeightGap() { 899d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mHeightGap; 900d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 901d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 9027f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen Rect getContentRect(Rect r) { 9037f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen if (r == null) { 9047f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r = new Rect(); 9057f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 9067f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int left = getPaddingLeft(); 9077f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int top = getPaddingTop(); 9088b805b17158886035b38261eb611d8641701ae43Michael Jurka int right = left + getWidth() - getPaddingLeft() - getPaddingRight(); 9098b805b17158886035b38261eb611d8641701ae43Michael Jurka int bottom = top + getHeight() - getPaddingTop() - getPaddingBottom(); 9107f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r.set(left, top, right, bottom); 9117f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return r; 9127f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 9137f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 914a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen static void getMetrics(Rect metrics, Resources res, int measureWidth, int measureHeight, 915a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int countX, int countY, int orientation) { 916a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int numWidthGaps = countX - 1; 917a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int numHeightGaps = countY - 1; 918f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 919f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int widthGap; 920f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int heightGap; 921f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int cellWidth; 922f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int cellHeight; 923f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingLeft; 924f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingRight; 925f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingTop; 926f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int paddingBottom; 927f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 928a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int maxGap = res.getDimensionPixelSize(R.dimen.workspace_max_gap); 929f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen if (orientation == LANDSCAPE) { 930f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellWidth = res.getDimensionPixelSize(R.dimen.workspace_cell_width_land); 931f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellHeight = res.getDimensionPixelSize(R.dimen.workspace_cell_height_land); 932f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen widthGap = res.getDimensionPixelSize(R.dimen.workspace_width_gap_land); 933f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen heightGap = res.getDimensionPixelSize(R.dimen.workspace_height_gap_land); 934f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingLeft = res.getDimensionPixelSize(R.dimen.cell_layout_left_padding_land); 935f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingRight = res.getDimensionPixelSize(R.dimen.cell_layout_right_padding_land); 936f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingTop = res.getDimensionPixelSize(R.dimen.cell_layout_top_padding_land); 937f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingBottom = res.getDimensionPixelSize(R.dimen.cell_layout_bottom_padding_land); 938f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } else { 939f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen // PORTRAIT 940f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellWidth = res.getDimensionPixelSize(R.dimen.workspace_cell_width_port); 941f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen cellHeight = res.getDimensionPixelSize(R.dimen.workspace_cell_height_port); 942f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen widthGap = res.getDimensionPixelSize(R.dimen.workspace_width_gap_port); 943f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen heightGap = res.getDimensionPixelSize(R.dimen.workspace_height_gap_port); 944f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingLeft = res.getDimensionPixelSize(R.dimen.cell_layout_left_padding_port); 945f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingRight = res.getDimensionPixelSize(R.dimen.cell_layout_right_padding_port); 946f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingTop = res.getDimensionPixelSize(R.dimen.cell_layout_top_padding_port); 947f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen paddingBottom = res.getDimensionPixelSize(R.dimen.cell_layout_bottom_padding_port); 948f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } 949f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 950f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen if (widthGap < 0 || heightGap < 0) { 951f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int hSpace = measureWidth - paddingLeft - paddingRight; 952f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int vSpace = measureHeight - paddingTop - paddingBottom; 953a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int hFreeSpace = hSpace - (countX * cellWidth); 954a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen int vFreeSpace = vSpace - (countY * cellHeight); 955a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen widthGap = Math.min(maxGap, numWidthGaps > 0 ? (hFreeSpace / numWidthGaps) : 0); 956a897f397e553826f327d853d5728d0e1d24513a6Adam Cohen heightGap = Math.min(maxGap, numHeightGaps > 0 ? (vFreeSpace / numHeightGaps) : 0); 957f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } 958f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen metrics.set(cellWidth, cellHeight, widthGap, heightGap); 959f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen } 960f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen 96131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 96231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 96331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 964aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 965aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 96631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 96731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 968aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 96931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 97031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 97131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 97231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 973d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 974d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 975d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 976234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen if (mOriginalWidthGap < 0 || mOriginalHeightGap < 0) { 977dd13e3d0f9925b7bb80c37e21d039aab4fa7e7a1Michael Jurka int hSpace = widthSpecSize - getPaddingLeft() - getPaddingRight(); 978dd13e3d0f9925b7bb80c37e21d039aab4fa7e7a1Michael Jurka int vSpace = heightSpecSize - getPaddingTop() - getPaddingBottom(); 979f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int hFreeSpace = hSpace - (mCountX * mCellWidth); 980f4bd5792d505a83ef35b30e4fa4e786ac0df58a3Adam Cohen int vFreeSpace = vSpace - (mCountY * mCellHeight); 9814b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mWidthGap = Math.min(mMaxGap, numWidthGaps > 0 ? (hFreeSpace / numWidthGaps) : 0); 9824b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mHeightGap = Math.min(mMaxGap,numHeightGaps > 0 ? (vFreeSpace / numHeightGaps) : 0); 983a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 984234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen } else { 985234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mWidthGap = mOriginalWidthGap; 986234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mHeightGap = mOriginalHeightGap; 987ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 9885f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 9898c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 9908c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newWidth = widthSpecSize; 9918c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newHeight = heightSpecSize; 9928c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 9938b805b17158886035b38261eb611d8641701ae43Michael Jurka newWidth = getPaddingLeft() + getPaddingRight() + (mCountX * mCellWidth) + 9948c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountX - 1) * mWidthGap); 9958b805b17158886035b38261eb611d8641701ae43Michael Jurka newHeight = getPaddingTop() + getPaddingBottom() + (mCountY * mCellHeight) + 9968c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountY - 1) * mHeightGap); 9978c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 9988c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka } 99931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 10008c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int count = getChildCount(); 100131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 100231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 10038b805b17158886035b38261eb611d8641701ae43Michael Jurka int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(newWidth - getPaddingLeft() - 10048b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingRight(), MeasureSpec.EXACTLY); 10058b805b17158886035b38261eb611d8641701ae43Michael Jurka int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(newHeight - getPaddingTop() - 10068b805b17158886035b38261eb611d8641701ae43Michael Jurka getPaddingBottom(), MeasureSpec.EXACTLY); 100731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 100831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 10098c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 101031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 101131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 101231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 101328750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 101431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 101531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 10168c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka View child = getChildAt(i); 10178b805b17158886035b38261eb611d8641701ae43Michael Jurka child.layout(getPaddingLeft(), getPaddingTop(), 10188b805b17158886035b38261eb611d8641701ae43Michael Jurka r - l - getPaddingRight(), b - t - getPaddingBottom()); 101931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 102131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 102231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 1023dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 1024dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 102518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 1026b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen mForegroundRect.set(mForegroundPadding, mForegroundPadding, 1027b5ba097015c4794fa822f30b38a60a7070a00097Adam Cohen w - 2 * mForegroundPadding, h - 2 * mForegroundPadding); 1028dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1029dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1030dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 103131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 1032a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setChildrenDrawingCacheEnabled(enabled); 103331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 103431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 103531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 103631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 1037a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.setChildrenDrawnWithCacheEnabled(enabled); 103831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 103931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 10405f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 10415f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 1042dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1043dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 10441b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 10451b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen mBackgroundAlphaMultiplier = multiplier; 10461b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 10471b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 1048ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 1049ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 1050ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 1051ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 10525f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 1053afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka if (mBackgroundAlpha != alpha) { 1054afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka mBackgroundAlpha = alpha; 1055afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka invalidate(); 1056afaa05014e0bf3ed1192f9ddec2af4283bc50248Michael Jurka } 1057dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1058dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1059a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka public void setShortcutAndWidgetAlpha(float alpha) { 10600142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 10610142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 1062dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 1063dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1064dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1065dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1066a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka public ShortcutAndWidgetContainer getShortcutsAndWidgets() { 1067a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (getChildCount() > 0) { 1068a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka return (ShortcutAndWidgetContainer) getChildAt(0); 1069a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka } 1070a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka return null; 1071a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka } 1072a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka 1073440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 1074a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka return mShortcutsAndWidgets.getChildAt(x, y); 1075440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1076440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 107776fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen public boolean animateChildToPosition(final View child, int cellX, int cellY, int duration, 1078482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int delay, boolean permanent, boolean adjustOccupied) { 1079a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka ShortcutAndWidgetContainer clc = getShortcutsAndWidgets(); 1080482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] occupied = mOccupied; 1081482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!permanent) { 1082482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied = mTmpOccupied; 1083482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1084482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 108519f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (clc.indexOfChild(child) != -1) { 1086bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1087bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final ItemInfo info = (ItemInfo) child.getTag(); 1088bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1089bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // We cancel any existing animations 1090bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1091bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.get(lp).cancel(); 1092bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1093bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1094bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1095482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int oldX = lp.x; 1096482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int oldY = lp.y; 1097482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (adjustOccupied) { 1098482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[lp.cellX][lp.cellY] = false; 1099482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[cellX][cellY] = true; 1100482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1101bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1102482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (permanent) { 1103482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.cellX = info.cellX = cellX; 1104482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.cellY = info.cellY = cellY; 1105482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 1106482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.tmpCellX = cellX; 1107482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.tmpCellY = cellY; 1108482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1109bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen clc.setupLp(lp); 1110bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = false; 1111482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int newX = lp.x; 1112482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int newY = lp.y; 1113bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 111476fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.x = oldX; 111576fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.y = oldY; 111676fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 1117482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Exit early if we're not actually moving the view 1118482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (oldX == newX && oldY == newY) { 1119482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.isLockedToGrid = true; 1120482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return true; 1121482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1122482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1123482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ValueAnimator va = ValueAnimator.ofFloat(0f, 1f); 1124482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.setDuration(duration); 1125482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mReorderAnimators.put(lp, va); 1126482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1127482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.addUpdateListener(new AnimatorUpdateListener() { 1128482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen @Override 1129bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 1130482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float r = ((Float) animation.getAnimatedValue()).floatValue(); 113119f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.x = (int) ((1 - r) * oldX + r * newX); 113219f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.y = (int) ((1 - r) * oldY + r * newY); 11336b8a02d63a5d9cab8209381993e37db6a6afb753Adam Cohen child.requestLayout(); 1134bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1135bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1136482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.addListener(new AnimatorListenerAdapter() { 1137bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen boolean cancelled = false; 1138bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationEnd(Animator animation) { 1139bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // If the animation was cancelled, it means that another animation 1140bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // has interrupted this one, and we don't want to lock the item into 1141bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // place just yet. 1142bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (!cancelled) { 1143bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1144482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen child.requestLayout(); 1145bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1146bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1147bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1148bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1149bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1150bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationCancel(Animator animation) { 1151bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen cancelled = true; 1152bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1153bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1154482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.setStartDelay(delay); 1155482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen va.start(); 1156bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return true; 1157bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1158bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return false; 1159bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1160bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 11616569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 11626569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 11636569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 11646569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 11656569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 11666569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 11676569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 11686569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 11696569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 11706569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 1171d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 1172d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 11736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1174a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 1175a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 1176a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 11776569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 11786569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 11796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 11806569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 11816569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 11826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11836569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 11846569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 11856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 11866569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 11876569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11886569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 11896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11906569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1191482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen void visualizeDropLocation(View v, Bitmap dragOutline, int originX, int originY, int cellX, 1192482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int cellY, int spanX, int spanY, boolean resize, Point dragOffset, Rect dragRegion) { 119308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 119408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 1195482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1196b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung if (v != null && dragOffset == null) { 1197a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 1198a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 1199a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 1200a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 12016569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 12022801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (dragOutline == null && v == null) { 12032801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return; 12042801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 12052801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 1206482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (cellX != oldDragCellX || cellY != oldDragCellY) { 1207482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mDragCell[0] = cellX; 1208482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mDragCell[1] = cellY; 12096569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 1210de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 1211482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToPoint(cellX, cellY, topLeft); 1212de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 12134be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 12144be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 12156569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1216b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung if (v != null && dragOffset == null) { 121799e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // When drawing the drag outline, it did not account for margin offsets 121899e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // added by the view's parent. 121999e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen MarginLayoutParams lp = (MarginLayoutParams) v.getLayoutParams(); 122099e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen left += lp.leftMargin; 122199e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen top += lp.topMargin; 122299e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen 122399e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // Offsets due to the size difference between the View and the dragOutline. 122499e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // There is a size difference to account for the outer blur, which may lie 122599e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // outside the bounds of the view. 1226a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 1227ae915cecd36af4973061a1cb0b58c5be1be699a0Adam Cohen // We center about the x axis 1228ae915cecd36af4973061a1cb0b58c5be1be699a0Adam Cohen left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 1229ae915cecd36af4973061a1cb0b58c5be1be699a0Adam Cohen - dragOutline.getWidth()) / 2; 12306639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen } else { 1231b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung if (dragOffset != null && dragRegion != null) { 1232b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung // Center the drag region *horizontally* in the cell and apply a drag 1233b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung // outline offset 1234b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung left += dragOffset.x + ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 1235b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung - dragRegion.width()) / 2; 1236b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung top += dragOffset.y; 1237b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung } else { 1238b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung // Center the drag outline in the cell 1239b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 1240b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung - dragOutline.getWidth()) / 2; 1241b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung top += ((mCellHeight * spanY) + ((spanY - 1) * mHeightGap) 1242b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung - dragOutline.getHeight()) / 2; 1243b8c69f3c17a40adc2d85e8e996f754c383c293dcWinson Chung } 1244a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 12454be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 124608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 124708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 1248d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen Rect r = mDragOutlines[mDragOutlineCurrent]; 1249d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen r.set(left, top, left + dragOutline.getWidth(), top + dragOutline.getHeight()); 1250d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (resize) { 1251482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellToRect(cellX, cellY, spanX, spanY, r); 1252d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1253150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 125408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 125508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 12566569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 12576569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 12586569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1259e0310965022e7a1adb7ad489505d404186608689Adam Cohen public void clearDragOutlines() { 1260e0310965022e7a1adb7ad489505d404186608689Adam Cohen final int oldIndex = mDragOutlineCurrent; 1261e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragOutlineAnims[oldIndex].animateOut(); 1262d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mDragCell[0] = mDragCell[1] = -1; 1263e0310965022e7a1adb7ad489505d404186608689Adam Cohen } 1264e0310965022e7a1adb7ad489505d404186608689Adam Cohen 126531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 126670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 126770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 1268aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 126951afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 127051afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 127170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 127270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 1273de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 1274de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 127570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 127670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 127731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1278d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestVacantArea(int pixelX, int pixelY, int spanX, int spanY, 1279d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] result) { 1280de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 12816a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1282aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 12836a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 12846a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 12856a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 12866a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 12876a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 12886a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 1289d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanX The minimum horizontal span required 1290d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanY The minimum vertical span required 1291d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanX Horizontal span of the object. 1292d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanY Vertical span of the object. 1293d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1294d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * be allocated) 1295d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1296d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * nearest the requested location. 1297d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 1298d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestVacantArea(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, 1299d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int spanY, int[] result, int[] resultSpan) { 1300d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen return findNearestVacantArea(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY, null, 1301d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen result, resultSpan); 1302d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1303d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1304d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 1305d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1306d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1307d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * 1308d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1309d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 13106a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 13116a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 1312df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1313df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1314df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * be allocated) 13156a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 13166a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 13176a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 1318df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int spanX, int spanY, View ignoreView, 1319df0353815c629fc678824b07a234b89a1ff94208Adam Cohen boolean ignoreOccupied, int[] result) { 1320d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, 1321482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen spanX, spanY, ignoreView, ignoreOccupied, result, null, mOccupied); 1322d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1323d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1324d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private final Stack<Rect> mTempRectStack = new Stack<Rect>(); 1325d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private void lazyInitTempRectStack() { 1326d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (mTempRectStack.isEmpty()) { 1327d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int i = 0; i < mCountX * mCountY; i++) { 1328d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mTempRectStack.push(new Rect()); 1329d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1330d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1331d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1332482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1333d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen private void recycleTempRects(Stack<Rect> used) { 1334d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen while (!used.isEmpty()) { 1335d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mTempRectStack.push(used.pop()); 1336d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1337d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1338d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1339d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 1340d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1341d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1342d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * 1343d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1344d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1345d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanX The minimum horizontal span required 1346d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanY The minimum vertical span required 1347d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanX Horizontal span of the object. 1348d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanY Vertical span of the object. 1349d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1350d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1351d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * be allocated) 1352d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1353d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * nearest the requested location. 1354d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 1355d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, int spanY, 1356482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen View ignoreView, boolean ignoreOccupied, int[] result, int[] resultSpan, 1357482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] occupied) { 1358d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen lazyInitTempRectStack(); 1359c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1360482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(ignoreView, occupied); 1361c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 1362e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // For items with a spanX / spanY > 1, the passed in point (pixelX, pixelY) corresponds 1363e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // to the center of the item, but we are searching based on the top-left cell, so 1364e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // we translate the point over to correspond to the top-left. 1365e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelX -= (mCellWidth + mWidthGap) * (spanX - 1) / 2f; 1366e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelY -= (mCellHeight + mHeightGap) * (spanY - 1) / 2f; 1367e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 136870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1369de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 137070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1371d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen final Rect bestRect = new Rect(-1, -1, -1, -1); 1372d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen final Stack<Rect> validRegions = new Stack<Rect>(); 1373aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1374de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1375de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1376de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1377d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (minSpanX <= 0 || minSpanY <= 0 || spanX <= 0 || spanY <= 0 || 1378d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen spanX < minSpanX || spanY < minSpanY) { 1379d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen return bestXY; 1380d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1381d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1382d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int y = 0; y < countY - (minSpanY - 1); y++) { 1383c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1384d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int x = 0; x < countX - (minSpanX - 1); x++) { 1385d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int ySize = -1; 1386d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int xSize = -1; 1387df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (ignoreOccupied) { 1388d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // First, let's see if this thing fits anywhere 1389d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int i = 0; i < minSpanX; i++) { 1390d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int j = 0; j < minSpanY; j++) { 1391df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (occupied[x + i][y + j]) { 1392df0353815c629fc678824b07a234b89a1ff94208Adam Cohen continue inner; 1393df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1394c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1395c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1396d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen xSize = minSpanX; 1397d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen ySize = minSpanY; 1398d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 1399d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We know that the item will fit at _some_ acceptable size, now let's see 1400d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // how big we can make it. We'll alternate between incrementing x and y spans 1401d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // until we hit a limit. 1402d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean incX = true; 1403d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean hitMaxX = xSize >= spanX; 1404d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean hitMaxY = ySize >= spanY; 1405d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen while (!(hitMaxX && hitMaxY)) { 1406d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (incX && !hitMaxX) { 1407d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int j = 0; j < ySize; j++) { 1408d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (x + xSize > countX -1 || occupied[x + xSize][y + j]) { 1409d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We can't move out horizontally 1410d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxX = true; 1411d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1412d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1413d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (!hitMaxX) { 1414d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen xSize++; 1415d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1416d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } else if (!hitMaxY) { 1417d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (int i = 0; i < xSize; i++) { 1418d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (y + ySize > countY - 1 || occupied[x + i][y + ySize]) { 1419d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We can't move out vertically 1420d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxY = true; 1421d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1422d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1423d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (!hitMaxY) { 1424d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen ySize++; 1425d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1426d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1427d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxX |= xSize >= spanX; 1428d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxY |= ySize >= spanY; 1429d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen incX = !incX; 1430d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1431d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen incX = true; 1432d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxX = xSize >= spanX; 1433d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen hitMaxY = ySize >= spanY; 1434c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 14350be025d64c1f84138fe430a58875886e66aae767Winson Chung final int[] cellXY = mTmpXY; 1436e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen cellToCenterPoint(x, y, cellXY); 1437c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1438d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // We verify that the current rect is not a sub-rect of any of our previous 1439d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // candidates. In this case, the current rect is disqualified in favour of the 1440d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen // containing rect. 1441d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen Rect currentRect = mTempRectStack.pop(); 1442d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen currentRect.set(x, y, x + xSize, y + ySize); 1443d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen boolean contained = false; 1444d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen for (Rect r : validRegions) { 1445d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (r.contains(currentRect)) { 1446d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen contained = true; 1447d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen break; 1448d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1449d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1450d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen validRegions.push(currentRect); 1451c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1452c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1453482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1454d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if ((distance <= bestDistance && !contained) || 1455d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen currentRect.contains(bestRect)) { 1456c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1457c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1458c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1459d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen if (resultSpan != null) { 1460d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen resultSpan[0] = xSize; 1461d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen resultSpan[1] = ySize; 1462d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 1463d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen bestRect.set(currentRect); 1464c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 146531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 146631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1467c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1468482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsOccupiedForView(ignoreView, occupied); 146931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1470c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen // Return -1, -1 if no suitable location found 1471c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen if (bestDistance == Double.MAX_VALUE) { 1472c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[0] = -1; 1473c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[1] = -1; 147470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1475d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen recycleTempRects(validRegions); 1476c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen return bestXY; 147731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1478aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1479482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 1480482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1481482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * cell location, and will also weigh in a suggested direction vector of the 1482482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * desired location. This method computers distance based on unit grid distances, 1483482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * not pixel distances. 1484482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * 148547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellX The X cell nearest to which you want to search for a vacant area. 148647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param cellY The Y cell nearest which you want to search for a vacant area. 1487482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @param spanX Horizontal span of the object. 1488482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @param spanY Vertical span of the object. 148947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param direction The favored direction in which the views should move from x, y 149047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param exactDirectionOnly If this parameter is true, then only solutions where the direction 149147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * matches exactly. Otherwise we find the best matching direction. 149247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param occoupied The array which represents which cells in the CellLayout are occupied 149347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * @param blockOccupied The array which represents which cells in the specified block (cellX, 149447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen * cellY, spanX, spanY) are occupied. This is used when try to move a group of views. 1495482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1496482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * be allocated) 1497482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1498482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * nearest the requested location. 1499482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 1500482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private int[] findNearestArea(int cellX, int cellY, int spanX, int spanY, int[] direction, 150147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean[][] occupied, boolean blockOccupied[][], int[] result) { 1502482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Keep track of best-scoring drop area 1503482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int[] bestXY = result != null ? result : new int[2]; 1504482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float bestDistance = Float.MAX_VALUE; 1505482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int bestDirectionScore = Integer.MIN_VALUE; 1506482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1507482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int countX = mCountX; 1508482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int countY = mCountY; 1509482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1510482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int y = 0; y < countY - (spanY - 1); y++) { 1511482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen inner: 1512482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int x = 0; x < countX - (spanX - 1); x++) { 1513482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // First, let's see if this thing fits anywhere 1514482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < spanX; i++) { 1515482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < spanY; j++) { 151647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (occupied[x + i][y + j] && (blockOccupied == null || blockOccupied[i][j])) { 1517482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen continue inner; 1518482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1519482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1520482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1521482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1522482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen float distance = (float) 1523482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Math.sqrt((x - cellX) * (x - cellX) + (y - cellY) * (y - cellY)); 1524482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] curDirection = mTmpPoint; 152547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen computeDirectionVector(x - cellX, y - cellY, curDirection); 152647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // The direction score is just the dot product of the two candidate direction 152747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // and that passed in. 1528482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int curDirectionScore = direction[0] * curDirection[0] + 1529482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen direction[1] * curDirection[1]; 153047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean exactDirectionOnly = false; 153147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean directionMatches = direction[0] == curDirection[0] && 153247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[0] == curDirection[0]; 153347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if ((directionMatches || !exactDirectionOnly) && 153447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Float.compare(distance, bestDistance) < 0 || (Float.compare(distance, 1535482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestDistance) == 0 && curDirectionScore > bestDirectionScore)) { 1536482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestDistance = distance; 1537482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestDirectionScore = curDirectionScore; 1538482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[0] = x; 1539482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[1] = y; 1540482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1541482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1542482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1543482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1544482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Return -1, -1 if no suitable location found 1545482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (bestDistance == Float.MAX_VALUE) { 1546482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[0] = -1; 1547482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen bestXY[1] = -1; 1548482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1549482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return bestXY; 1550482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1551482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 155247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen private int[] findNearestAreaInDirection(int cellX, int cellY, int spanX, int spanY, 155347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int[] direction,boolean[][] occupied, 155447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean blockOccupied[][], int[] result) { 155547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // Keep track of best-scoring drop area 155647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen final int[] bestXY = result != null ? result : new int[2]; 155747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[0] = -1; 155847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[1] = -1; 155947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen float bestDistance = Float.MAX_VALUE; 156047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 156147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // We use this to march in a single direction 15625b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen if ((direction[0] != 0 && direction[1] != 0) || 15635b53f29f809a0dad4a1e0717ba610ce737ee0f43Adam Cohen (direction[0] == 0 && direction[1] == 0)) { 156447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return bestXY; 156547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 156647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 156747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // This will only incrememnet one of x or y based on the assertion above 156847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int x = cellX + direction[0]; 156947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int y = cellY + direction[1]; 157047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen while (x >= 0 && x + spanX <= mCountX && y >= 0 && y + spanY <= mCountY) { 157147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 157247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean fail = false; 157347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (int i = 0; i < spanX; i++) { 157447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (int j = 0; j < spanY; j++) { 157547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (occupied[x + i][y + j] && (blockOccupied == null || blockOccupied[i][j])) { 157647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen fail = true; 157747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 157847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 157947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 158047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (!fail) { 158147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen float distance = (float) 158247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Math.sqrt((x - cellX) * (x - cellX) + (y - cellY) * (y - cellY)); 158347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (Float.compare(distance, bestDistance) < 0) { 158447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestDistance = distance; 158547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[0] = x; 158647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen bestXY[1] = y; 158747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 158847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 158947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen x += direction[0]; 159047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen y += direction[1]; 159147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 159247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return bestXY; 159347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 159447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 1595482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private boolean addViewToTempLocation(View v, Rect rectOccupiedByPotentialDrop, 15968baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int[] direction, ItemConfiguration currentState) { 15978baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 1598482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean success = false; 15998baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, false); 1600482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForRect(rectOccupiedByPotentialDrop, mTmpOccupied, true); 1601482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 16028baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen findNearestArea(c.x, c.y, c.spanX, c.spanY, direction, mTmpOccupied, null, mTempLocation); 1603482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1604482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (mTempLocation[0] >= 0 && mTempLocation[1] >= 0) { 16058baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.x = mTempLocation[0]; 16068baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.y = mTempLocation[1]; 1607482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen success = true; 1608482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1609482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 16108baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, true); 1611482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return success; 1612482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1613482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 161447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // This method looks in the specified direction to see if there is an additional view 161547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // immediately adjecent in that direction 161647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen private boolean addViewInDirection(ArrayList<View> views, Rect boundingRect, int[] direction, 161719f3792523fe2d55ea791a9286398a6120920690Adam Cohen boolean[][] occupied, View dragView, ItemConfiguration currentState) { 161847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean found = false; 161947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 1620a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 162147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Rect r0 = new Rect(boundingRect); 162247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Rect r1 = new Rect(); 162347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 162447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int deltaX = 0; 162547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int deltaY = 0; 162647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (direction[1] < 0) { 162747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left, r0.top - 1, r0.right, r0.bottom); 162847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaY = -1; 162947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else if (direction[1] > 0) { 163047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left, r0.top, r0.right, r0.bottom + 1); 163147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaY = 1; 163247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else if (direction[0] < 0) { 163347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left - 1, r0.top, r0.right, r0.bottom); 163447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaX = -1; 163547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else if (direction[0] > 0) { 163647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen r0.set(r0.left, r0.top, r0.right + 1, r0.bottom); 163747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen deltaX = 1; 163847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 163947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 164047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (int i = 0; i < childCount; i++) { 1641a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 164219f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (views.contains(child) || child == dragView) continue; 16438baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(child); 164447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 16458baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 16468baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen r1.set(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 164747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (Rect.intersects(r0, r1)) { 164847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (!lp.canReorder) { 164947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return false; 165047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 165147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean pushed = false; 16528baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int x = c.x; x < c.x + c.spanX; x++) { 16538baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int y = c.y; y < c.y + c.spanY; y++) { 165447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean inBounds = x - deltaX >= 0 && x -deltaX < mCountX 165547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen && y - deltaY >= 0 && y - deltaY < mCountY; 165647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (inBounds && occupied[x - deltaX][y - deltaY]) { 165747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen pushed = true; 165847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 165947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (pushed) { 166247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen views.add(child); 16638baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.union(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 166447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen found = true; 166547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 166847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return found; 166947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 167047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 16718baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen private boolean addViewsToTempLocation(ArrayList<View> views, Rect rectOccupiedByPotentialDrop, 167219f3792523fe2d55ea791a9286398a6120920690Adam Cohen int[] direction, boolean push, View dragView, ItemConfiguration currentState) { 167347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (views.size() == 0) return true; 167447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 167547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean success = false; 167647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen Rect boundingRect = null; 16778baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We construct a rect which represents the entire group of views passed in 167847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: views) { 16798baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 168047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (boundingRect == null) { 16818baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect = new Rect(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 168247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } else { 16838baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.union(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 168447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 168547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 168647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 16878baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen @SuppressWarnings("unchecked") 168847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen ArrayList<View> dup = (ArrayList<View>) views.clone(); 16898baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We try and expand the group of views in the direction vector passed, based on 16908baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // whether they are physically adjacent, ie. based on "push mechanics". 169119f3792523fe2d55ea791a9286398a6120920690Adam Cohen while (push && addViewInDirection(dup, boundingRect, direction, mTmpOccupied, dragView, 16928baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen currentState)) { 169347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 16948baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 16958baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Mark the occupied state as false for the group of views we want to move. 169647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: dup) { 16978baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 16988baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, false); 169947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 170047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 170147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen boolean[][] blockOccupied = new boolean[boundingRect.width()][boundingRect.height()]; 170247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int top = boundingRect.top; 170347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen int left = boundingRect.left; 17048baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We mark more precisely which parts of the bounding rect are truly occupied, allowing 17058baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // for tetris-style interlocking. 170647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: dup) { 17078baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17088baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x - left, c.y - top, c.spanX, c.spanY, blockOccupied, true); 170947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 171047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 171147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen markCellsForRect(rectOccupiedByPotentialDrop, mTmpOccupied, true); 171247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17138baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (push) { 17148baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen findNearestAreaInDirection(boundingRect.left, boundingRect.top, boundingRect.width(), 17158baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.height(), direction, mTmpOccupied, blockOccupied, mTempLocation); 17168baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } else { 17178baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen findNearestArea(boundingRect.left, boundingRect.top, boundingRect.width(), 17188baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen boundingRect.height(), direction, mTmpOccupied, blockOccupied, mTempLocation); 17198baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 172047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17218baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // If we successfuly found a location by pushing the block of views, we commit it 172247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen if (mTempLocation[0] >= 0 && mTempLocation[1] >= 0) { 17238baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int deltaX = mTempLocation[0] - boundingRect.left; 17248baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int deltaY = mTempLocation[1] - boundingRect.top; 172547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen for (View v: dup) { 17268baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17278baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.x += deltaX; 17288baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c.y += deltaY; 172947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 173047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen success = true; 173147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 1732482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 17338baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // In either case, we set the occupied array as marked for the location of the views 17348baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (View v: dup) { 17358baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = currentState.map.get(v); 17368baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, true); 1737482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1738482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return success; 1739482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1740482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1741482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void markCellsForRect(Rect r, boolean[][] occupied, boolean value) { 1742482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(r.left, r.top, r.width(), r.height(), occupied, value); 1743482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1744482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1745482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private boolean rearrangementExists(int cellX, int cellY, int spanX, int spanY, int[] direction, 17468baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen View ignoreView, ItemConfiguration solution) { 1747e3e03bcd313ba8060f2832b6a16dea6fd6d532eaWinson Chung // Return early if get invalid cell positions 1748e3e03bcd313ba8060f2832b6a16dea6fd6d532eaWinson Chung if (cellX < 0 || cellY < 0) return false; 1749482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 17508baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen mIntersectingViews.clear(); 1751482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mOccupiedRect.set(cellX, cellY, cellX + spanX, cellY + spanY); 1752482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 17538baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Mark the desired location of the view currently being dragged. 1754482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (ignoreView != null) { 17558baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(ignoreView); 175619f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (c != null) { 175719f3792523fe2d55ea791a9286398a6120920690Adam Cohen c.x = cellX; 175819f3792523fe2d55ea791a9286398a6120920690Adam Cohen c.y = cellY; 175919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 1760482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1761482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Rect r0 = new Rect(cellX, cellY, cellX + spanX, cellY + spanY); 1762482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen Rect r1 = new Rect(); 17638baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (View child: solution.map.keySet()) { 1764482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (child == ignoreView) continue; 17658baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(child); 1766482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 17678baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen r1.set(c.x, c.y, c.x + c.spanX, c.y + c.spanY); 1768482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (Rect.intersects(r0, r1)) { 1769482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!lp.canReorder) { 1770482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return false; 1771482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1772482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mIntersectingViews.add(child); 1773482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1774482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 177547a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17768baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // We try to move the intersecting views as a block using the push mechanic 177719f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (addViewsToTempLocation(mIntersectingViews, mOccupiedRect, direction, true, ignoreView, 177819f3792523fe2d55ea791a9286398a6120920690Adam Cohen solution)) { 177947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return true; 178047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 178147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // Try the opposite direction 178247a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[0] *= -1; 178347a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[1] *= -1; 178419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (addViewsToTempLocation(mIntersectingViews, mOccupiedRect, direction, true, ignoreView, 178519f3792523fe2d55ea791a9286398a6120920690Adam Cohen solution)) { 178647a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen return true; 178747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen } 178847a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen // Switch the direction back 178947a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[0] *= -1; 179047a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen direction[1] *= -1; 179147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 17928baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Next we try moving the views as a block , but without requiring the push mechanic 179319f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (addViewsToTempLocation(mIntersectingViews, mOccupiedRect, direction, false, ignoreView, 179419f3792523fe2d55ea791a9286398a6120920690Adam Cohen solution)) { 1795482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return true; 1796482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 179747a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen 1798482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // Ok, they couldn't move as a block, let's move them individually 1799482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (View v : mIntersectingViews) { 18008baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (!addViewToTempLocation(v, mOccupiedRect, direction, solution)) { 1801482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return false; 1802482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1803482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1804482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return true; 1805482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1806482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1807482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /* 1808482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Returns a pair (x, y), where x,y are in {-1, 0, 1} corresponding to vector between 1809482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * the provided point and the provided cell 1810482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 181147a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen private void computeDirectionVector(float deltaX, float deltaY, int[] result) { 1812482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen double angle = Math.atan(((float) deltaY) / deltaX); 1813482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1814482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = 0; 1815482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[1] = 0; 1816482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (Math.abs(Math.cos(angle)) > 0.5f) { 1817482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = (int) Math.signum(deltaX); 1818482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1819482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (Math.abs(Math.sin(angle)) > 0.5f) { 1820482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[1] = (int) Math.signum(deltaY); 1821482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1822482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1823482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 18248baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen private void copyOccupiedArray(boolean[][] occupied) { 18258baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int i = 0; i < mCountX; i++) { 18268baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen for (int j = 0; j < mCountY; j++) { 18278baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen occupied[i][j] = mOccupied[i][j]; 18288baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 18298baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 18308baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 18318baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 1832482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration simpleSwap(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, 1833482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int spanY, int[] direction, View dragView, boolean decX, ItemConfiguration solution) { 18348baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Copy the current state into the solution. This solution will be manipulated as necessary. 18358baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen copyCurrentStateToSolution(solution, false); 18368baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // Copy the current occupied array into the temporary occupied array. This array will be 18378baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen // manipulated as necessary to find a solution. 18388baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen copyOccupiedArray(mTmpOccupied); 1839482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1840482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // We find the nearest cell into which we would place the dragged item, assuming there's 1841482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // nothing in its way. 1842482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int result[] = new int[2]; 1843482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result = findNearestArea(pixelX, pixelY, spanX, spanY, result); 1844482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1845482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean success = false; 1846482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // First we try the exact nearest position of the item being dragged, 1847482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // we will then want to try to move this around to other neighbouring positions 18488baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen success = rearrangementExists(result[0], result[1], spanX, spanY, direction, dragView, 18498baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen solution); 1850482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1851482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!success) { 1852482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // We try shrinking the widget down to size in an alternating pattern, shrink 1 in 1853482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // x, then 1 in y etc. 1854482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (spanX > minSpanX && (minSpanY == spanY || decX)) { 1855482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return simpleSwap(pixelX, pixelY, minSpanX, minSpanY, spanX - 1, spanY, direction, 1856482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen dragView, false, solution); 1857482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else if (spanY > minSpanY) { 1858482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return simpleSwap(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY - 1, direction, 1859482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen dragView, true, solution); 1860482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1861482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = false; 1862482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 1863482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = true; 1864482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewX = result[0]; 1865482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewY = result[1]; 1866482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanX = spanX; 1867482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY = spanY; 1868482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1869482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return solution; 1870482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1871482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1872482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void copyCurrentStateToSolution(ItemConfiguration solution, boolean temp) { 1873a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 1874482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 1875a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 1876482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 18778baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c; 1878482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (temp) { 18798baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c = new CellAndSpan(lp.tmpCellX, lp.tmpCellY, lp.cellHSpan, lp.cellVSpan); 1880482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 18818baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen c = new CellAndSpan(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan); 1882482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 18838baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen solution.map.put(child, c); 1884482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1885482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1886482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1887482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void copySolutionToTempState(ItemConfiguration solution, View dragView) { 1888482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 1889482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 1890482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mTmpOccupied[i][j] = false; 1891482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1892482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1893482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1894a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 1895482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 1896a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 1897482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (child == dragView) continue; 1898482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 18998baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(child); 19008baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (c != null) { 19018baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.tmpCellX = c.x; 19028baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.tmpCellY = c.y; 19038baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.cellHSpan = c.spanX; 19048baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen lp.cellVSpan = c.spanY; 19058baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, mTmpOccupied, true); 1906482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1907482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1908482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(solution.dragViewX, solution.dragViewY, solution.dragViewSpanX, 1909482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY, mTmpOccupied, true); 1910482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1911482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1912482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void animateItemsToSolution(ItemConfiguration solution, View dragView, boolean 1913482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen commitDragView) { 1914482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1915482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean[][] occupied = DESTRUCTIVE_REORDER ? mOccupied : mTmpOccupied; 1916482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 1917482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 1918482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[i][j] = false; 1919482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1920482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1921482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 1922a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 1923482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 1924a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka View child = mShortcutsAndWidgets.getChildAt(i); 1925482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (child == dragView) continue; 19268baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen CellAndSpan c = solution.map.get(child); 19278baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen if (c != null) { 192819f3792523fe2d55ea791a9286398a6120920690Adam Cohen animateChildToPosition(child, c.x, c.y, REORDER_ANIMATION_DURATION, 0, 192919f3792523fe2d55ea791a9286398a6120920690Adam Cohen DESTRUCTIVE_REORDER, false); 19308baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen markCellsForView(c.x, c.y, c.spanX, c.spanY, occupied, true); 1931482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1932482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1933482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (commitDragView) { 1934482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(solution.dragViewX, solution.dragViewY, solution.dragViewSpanX, 1935482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY, occupied, true); 1936482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1937482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 1938482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 193919f3792523fe2d55ea791a9286398a6120920690Adam Cohen // This method starts or changes the reorder hint animations 194019f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void beginOrAdjustHintAnimations(ItemConfiguration solution, View dragView, int delay) { 194119f3792523fe2d55ea791a9286398a6120920690Adam Cohen int childCount = mShortcutsAndWidgets.getChildCount(); 194219f3792523fe2d55ea791a9286398a6120920690Adam Cohen int timeForPriorAnimationToComplete = getMaxCompletionTime(); 194319f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (int i = 0; i < childCount; i++) { 194419f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 194519f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (child == dragView) continue; 194619f3792523fe2d55ea791a9286398a6120920690Adam Cohen CellAndSpan c = solution.map.get(child); 194719f3792523fe2d55ea791a9286398a6120920690Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 194819f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (c != null) { 194919f3792523fe2d55ea791a9286398a6120920690Adam Cohen ReorderHintAnimation rha = new ReorderHintAnimation(child, lp.cellX, lp.cellY, 195019f3792523fe2d55ea791a9286398a6120920690Adam Cohen c.x, c.y, c.spanX, c.spanY); 195119f3792523fe2d55ea791a9286398a6120920690Adam Cohen rha.animate(timeForPriorAnimationToComplete); 195219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 195319f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 195419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 195519f3792523fe2d55ea791a9286398a6120920690Adam Cohen 195619f3792523fe2d55ea791a9286398a6120920690Adam Cohen // Class which represents the reorder hint animations. These animations show that an item is 195719f3792523fe2d55ea791a9286398a6120920690Adam Cohen // in a temporary state, and hint at where the item will return to. 195819f3792523fe2d55ea791a9286398a6120920690Adam Cohen class ReorderHintAnimation { 195919f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child; 196019f3792523fe2d55ea791a9286398a6120920690Adam Cohen float deltaX; 196119f3792523fe2d55ea791a9286398a6120920690Adam Cohen float deltaY; 196219f3792523fe2d55ea791a9286398a6120920690Adam Cohen private static final int DURATION = 140; 196319f3792523fe2d55ea791a9286398a6120920690Adam Cohen private int repeatCount; 196419f3792523fe2d55ea791a9286398a6120920690Adam Cohen private boolean cancelOnCycleComplete = false; 196519f3792523fe2d55ea791a9286398a6120920690Adam Cohen ValueAnimator va; 196619f3792523fe2d55ea791a9286398a6120920690Adam Cohen 196719f3792523fe2d55ea791a9286398a6120920690Adam Cohen public ReorderHintAnimation(View child, int cellX0, int cellY0, int cellX1, int cellY1, 196819f3792523fe2d55ea791a9286398a6120920690Adam Cohen int spanX, int spanY) { 196919f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToCenterPoint(cellX0, cellY0, spanX, spanY, mTmpPoint); 197019f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int x0 = mTmpPoint[0]; 197119f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int y0 = mTmpPoint[1]; 197219f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToCenterPoint(cellX1, cellY1, spanX, spanY, mTmpPoint); 197319f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int x1 = mTmpPoint[0]; 197419f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int y1 = mTmpPoint[1]; 197519f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int dX = x1 - x0; 197619f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int dY = y1 - y0; 197719f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = 0; 197819f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = 0; 197919f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dX == dY && dX == 0) { 198019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 198119f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dY == 0) { 198219f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = mReorderHintAnimationMagnitude; 198319f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else if (dX == 0) { 198419f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = mReorderHintAnimationMagnitude; 198519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 198619f3792523fe2d55ea791a9286398a6120920690Adam Cohen double angle = Math.atan( (float) (dY) / dX); 198719f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = (int) (Math.cos(angle) * mReorderHintAnimationMagnitude); 198819f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = (int) (Math.sin(angle) * mReorderHintAnimationMagnitude); 198919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 199019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 199119f3792523fe2d55ea791a9286398a6120920690Adam Cohen this.child = child; 199219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 199319f3792523fe2d55ea791a9286398a6120920690Adam Cohen 199419f3792523fe2d55ea791a9286398a6120920690Adam Cohen void animate(int delay) { 199519f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (mShakeAnimators.containsKey(child)) { 199619f3792523fe2d55ea791a9286398a6120920690Adam Cohen ReorderHintAnimation oldAnimation = mShakeAnimators.get(child); 199719f3792523fe2d55ea791a9286398a6120920690Adam Cohen oldAnimation.completeAnimation(); 199819f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators.remove(child); 199919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 200019f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (deltaX == 0 && deltaY == 0) { 200119f3792523fe2d55ea791a9286398a6120920690Adam Cohen return; 200219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 200319f3792523fe2d55ea791a9286398a6120920690Adam Cohen va = ValueAnimator.ofFloat(0f, 1f); 200419f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setRepeatMode(ValueAnimator.REVERSE); 200519f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setRepeatCount(ValueAnimator.INFINITE); 200619f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setDuration(DURATION); 200719f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.addUpdateListener(new AnimatorUpdateListener() { 200819f3792523fe2d55ea791a9286398a6120920690Adam Cohen @Override 200919f3792523fe2d55ea791a9286398a6120920690Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 201019f3792523fe2d55ea791a9286398a6120920690Adam Cohen float r = ((Float) animation.getAnimatedValue()).floatValue(); 201119f3792523fe2d55ea791a9286398a6120920690Adam Cohen float x = r * deltaX; 201219f3792523fe2d55ea791a9286398a6120920690Adam Cohen float y = r * deltaY; 201319f3792523fe2d55ea791a9286398a6120920690Adam Cohen child.setTranslationX(x); 201419f3792523fe2d55ea791a9286398a6120920690Adam Cohen child.setTranslationY(y); 201519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 201619f3792523fe2d55ea791a9286398a6120920690Adam Cohen }); 201719f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.addListener(new AnimatorListenerAdapter() { 201819f3792523fe2d55ea791a9286398a6120920690Adam Cohen public void onAnimationRepeat(Animator animation) { 201919f3792523fe2d55ea791a9286398a6120920690Adam Cohen repeatCount++; 202019f3792523fe2d55ea791a9286398a6120920690Adam Cohen // We make sure to end only after a full period 202119f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (cancelOnCycleComplete && repeatCount % 2 == 0) { 202219f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.cancel(); 202319f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 202419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 202519f3792523fe2d55ea791a9286398a6120920690Adam Cohen }); 202619f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.setStartDelay(Math.max(REORDER_ANIMATION_DURATION, delay)); 202719f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators.put(child, this); 202819f3792523fe2d55ea791a9286398a6120920690Adam Cohen va.start(); 202919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 203019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 203119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 203219f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void completeAnimation() { 203319f3792523fe2d55ea791a9286398a6120920690Adam Cohen cancelOnCycleComplete = true; 203419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 203519f3792523fe2d55ea791a9286398a6120920690Adam Cohen 203619f3792523fe2d55ea791a9286398a6120920690Adam Cohen // Returns the time required to complete the current oscillating animation 203719f3792523fe2d55ea791a9286398a6120920690Adam Cohen private int completionTime() { 203819f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (repeatCount % 2 == 0) { 203919f3792523fe2d55ea791a9286398a6120920690Adam Cohen return (int) (va.getDuration() - va.getCurrentPlayTime() + DURATION); 204019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 204119f3792523fe2d55ea791a9286398a6120920690Adam Cohen return (int) (va.getDuration() - va.getCurrentPlayTime()); 204219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 204319f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 204419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 204519f3792523fe2d55ea791a9286398a6120920690Adam Cohen 204619f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void completeAndClearReorderHintAnimations() { 204719f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (ReorderHintAnimation a: mShakeAnimators.values()) { 204819f3792523fe2d55ea791a9286398a6120920690Adam Cohen a.completeAnimation(); 204919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 205019f3792523fe2d55ea791a9286398a6120920690Adam Cohen mShakeAnimators.clear(); 205119f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 205219f3792523fe2d55ea791a9286398a6120920690Adam Cohen 205319f3792523fe2d55ea791a9286398a6120920690Adam Cohen private int getMaxCompletionTime() { 205419f3792523fe2d55ea791a9286398a6120920690Adam Cohen int maxTime = 0; 205519f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (ReorderHintAnimation a: mShakeAnimators.values()) { 205619f3792523fe2d55ea791a9286398a6120920690Adam Cohen maxTime = Math.max(maxTime, a.completionTime()); 205719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 205819f3792523fe2d55ea791a9286398a6120920690Adam Cohen return maxTime; 205919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 206019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 2061482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void commitTempPlacement() { 2062482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < mCountX; i++) { 2063482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int j = 0; j < mCountY; j++) { 2064482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen mOccupied[i][j] = mTmpOccupied[i][j]; 2065482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2066482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2067a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 2068482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 2069ea889a294be004f4b1c21e9b874f9e63abfb8bd6Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 2070ea889a294be004f4b1c21e9b874f9e63abfb8bd6Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 2071ea889a294be004f4b1c21e9b874f9e63abfb8bd6Adam Cohen ItemInfo info = (ItemInfo) child.getTag(); 20722acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen // We do a null check here because the item info can be null in the case of the 20732acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen // AllApps button in the hotseat. 20742acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen if (info != null) { 20752acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen info.cellX = lp.cellX = lp.tmpCellX; 20762acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen info.cellY = lp.cellY = lp.tmpCellY; 2077bebf042666cffe52039b875a549a582abd78a431Adam Cohen info.spanX = lp.cellHSpan; 2078bebf042666cffe52039b875a549a582abd78a431Adam Cohen info.spanY = lp.cellVSpan; 20792acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen } 2080482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 20812acce88b5fa316e7a314109f9957ad233a6c31a6Adam Cohen mLauncher.getWorkspace().updateItemLocationsInDatabase(this); 2082482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2083482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2084482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void setUseTempCoords(boolean useTempCoords) { 2085a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka int childCount = mShortcutsAndWidgets.getChildCount(); 2086482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen for (int i = 0; i < childCount; i++) { 2087a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka LayoutParams lp = (LayoutParams) mShortcutsAndWidgets.getChildAt(i).getLayoutParams(); 2088482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen lp.useTmpCoords = useTempCoords; 2089482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2090482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2091482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2092482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration findConfigurationNoShuffle(int pixelX, int pixelY, int minSpanX, int minSpanY, 2093482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int spanX, int spanY, View dragView, ItemConfiguration solution) { 2094482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] result = new int[2]; 2095482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] resultSpan = new int[2]; 2096482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen findNearestVacantArea(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY, null, result, 2097482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan); 2098482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (result[0] >= 0 && result[1] >= 0) { 2099482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen copyCurrentStateToSolution(solution, false); 2100482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewX = result[0]; 2101482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewY = result[1]; 2102482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanX = resultSpan[0]; 2103482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.dragViewSpanY = resultSpan[1]; 2104482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = true; 2105482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 2106482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen solution.isSolution = false; 2107482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2108482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return solution; 2109482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2110482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2111482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void prepareChildForDrag(View child) { 2112482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(child); 2113482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2114482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 211519f3792523fe2d55ea791a9286398a6120920690Adam Cohen /* This seems like it should be obvious and straight-forward, but when the direction vector 211619f3792523fe2d55ea791a9286398a6120920690Adam Cohen needs to match with the notion of the dragView pushing other views, we have to employ 211719f3792523fe2d55ea791a9286398a6120920690Adam Cohen a slightly more subtle notion of the direction vector. The question is what two points is 211819f3792523fe2d55ea791a9286398a6120920690Adam Cohen the vector between? The center of the dragView and its desired destination? Not quite, as 211919f3792523fe2d55ea791a9286398a6120920690Adam Cohen this doesn't necessarily coincide with the interaction of the dragView and items occupying 212019f3792523fe2d55ea791a9286398a6120920690Adam Cohen those cells. Instead we use some heuristics to often lock the vector to up, down, left 212119f3792523fe2d55ea791a9286398a6120920690Adam Cohen or right, which helps make pushing feel right. 212219f3792523fe2d55ea791a9286398a6120920690Adam Cohen */ 212319f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void getDirectionVectorForDrop(int dragViewCenterX, int dragViewCenterY, int spanX, 212419f3792523fe2d55ea791a9286398a6120920690Adam Cohen int spanY, View dragView, int[] resultDirection) { 212519f3792523fe2d55ea791a9286398a6120920690Adam Cohen int[] targetDestination = new int[2]; 212619f3792523fe2d55ea791a9286398a6120920690Adam Cohen 212719f3792523fe2d55ea791a9286398a6120920690Adam Cohen findNearestArea(dragViewCenterX, dragViewCenterY, spanX, spanY, targetDestination); 212819f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect dragRect = new Rect(); 212919f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToRect(targetDestination[0], targetDestination[1], spanX, spanY, dragRect); 213019f3792523fe2d55ea791a9286398a6120920690Adam Cohen dragRect.offset(dragViewCenterX - dragRect.centerX(), dragViewCenterY - dragRect.centerY()); 213119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 213219f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect dropRegionRect = new Rect(); 213319f3792523fe2d55ea791a9286398a6120920690Adam Cohen getViewsIntersectingRegion(targetDestination[0], targetDestination[1], spanX, spanY, 213419f3792523fe2d55ea791a9286398a6120920690Adam Cohen dragView, dropRegionRect, mIntersectingViews); 213519f3792523fe2d55ea791a9286398a6120920690Adam Cohen 213619f3792523fe2d55ea791a9286398a6120920690Adam Cohen int dropRegionSpanX = dropRegionRect.width(); 213719f3792523fe2d55ea791a9286398a6120920690Adam Cohen int dropRegionSpanY = dropRegionRect.height(); 213819f3792523fe2d55ea791a9286398a6120920690Adam Cohen 213919f3792523fe2d55ea791a9286398a6120920690Adam Cohen regionToRect(dropRegionRect.left, dropRegionRect.top, dropRegionRect.width(), 214019f3792523fe2d55ea791a9286398a6120920690Adam Cohen dropRegionRect.height(), dropRegionRect); 214119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 214219f3792523fe2d55ea791a9286398a6120920690Adam Cohen int deltaX = (dropRegionRect.centerX() - dragViewCenterX) / spanX; 214319f3792523fe2d55ea791a9286398a6120920690Adam Cohen int deltaY = (dropRegionRect.centerY() - dragViewCenterY) / spanY; 214419f3792523fe2d55ea791a9286398a6120920690Adam Cohen 214519f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dropRegionSpanX == mCountX || spanX == mCountX) { 214619f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaX = 0; 214719f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 214819f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (dropRegionSpanY == mCountY || spanY == mCountY) { 214919f3792523fe2d55ea791a9286398a6120920690Adam Cohen deltaY = 0; 215019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 215119f3792523fe2d55ea791a9286398a6120920690Adam Cohen 215219f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (deltaX == 0 && deltaY == 0) { 215319f3792523fe2d55ea791a9286398a6120920690Adam Cohen // No idea what to do, give a random direction. 215419f3792523fe2d55ea791a9286398a6120920690Adam Cohen resultDirection[0] = 1; 215519f3792523fe2d55ea791a9286398a6120920690Adam Cohen resultDirection[1] = 0; 215619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 215719f3792523fe2d55ea791a9286398a6120920690Adam Cohen computeDirectionVector(deltaX, deltaY, resultDirection); 215819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 215919f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 216019f3792523fe2d55ea791a9286398a6120920690Adam Cohen 216119f3792523fe2d55ea791a9286398a6120920690Adam Cohen // For a given cell and span, fetch the set of views intersecting the region. 216219f3792523fe2d55ea791a9286398a6120920690Adam Cohen private void getViewsIntersectingRegion(int cellX, int cellY, int spanX, int spanY, 216319f3792523fe2d55ea791a9286398a6120920690Adam Cohen View dragView, Rect boundingRect, ArrayList<View> intersectingViews) { 216419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (boundingRect != null) { 216519f3792523fe2d55ea791a9286398a6120920690Adam Cohen boundingRect.set(cellX, cellY, cellX + spanX, cellY + spanY); 216619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 216719f3792523fe2d55ea791a9286398a6120920690Adam Cohen intersectingViews.clear(); 216819f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect r0 = new Rect(cellX, cellY, cellX + spanX, cellY + spanY); 216919f3792523fe2d55ea791a9286398a6120920690Adam Cohen Rect r1 = new Rect(); 217019f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int count = mShortcutsAndWidgets.getChildCount(); 217119f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (int i = 0; i < count; i++) { 217219f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 217319f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (child == dragView) continue; 217419f3792523fe2d55ea791a9286398a6120920690Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 217519f3792523fe2d55ea791a9286398a6120920690Adam Cohen r1.set(lp.cellX, lp.cellY, lp.cellX + lp.cellHSpan, lp.cellY + lp.cellVSpan); 217619f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (Rect.intersects(r0, r1)) { 217719f3792523fe2d55ea791a9286398a6120920690Adam Cohen mIntersectingViews.add(child); 217819f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (boundingRect != null) { 217919f3792523fe2d55ea791a9286398a6120920690Adam Cohen boundingRect.union(r1); 218019f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 218119f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 218219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 218319f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 218419f3792523fe2d55ea791a9286398a6120920690Adam Cohen 218519f3792523fe2d55ea791a9286398a6120920690Adam Cohen boolean isNearestDropLocationOccupied(int pixelX, int pixelY, int spanX, int spanY, 218619f3792523fe2d55ea791a9286398a6120920690Adam Cohen View dragView, int[] result) { 218719f3792523fe2d55ea791a9286398a6120920690Adam Cohen result = findNearestArea(pixelX, pixelY, spanX, spanY, result); 218819f3792523fe2d55ea791a9286398a6120920690Adam Cohen getViewsIntersectingRegion(result[0], result[1], spanX, spanY, dragView, null, 218919f3792523fe2d55ea791a9286398a6120920690Adam Cohen mIntersectingViews); 219019f3792523fe2d55ea791a9286398a6120920690Adam Cohen return !mIntersectingViews.isEmpty(); 219119f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 219219f3792523fe2d55ea791a9286398a6120920690Adam Cohen 219319f3792523fe2d55ea791a9286398a6120920690Adam Cohen void revertTempState() { 219419f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (!isItemPlacementDirty() || DESTRUCTIVE_REORDER) return; 219519f3792523fe2d55ea791a9286398a6120920690Adam Cohen final int count = mShortcutsAndWidgets.getChildCount(); 219619f3792523fe2d55ea791a9286398a6120920690Adam Cohen for (int i = 0; i < count; i++) { 219719f3792523fe2d55ea791a9286398a6120920690Adam Cohen View child = mShortcutsAndWidgets.getChildAt(i); 219819f3792523fe2d55ea791a9286398a6120920690Adam Cohen LayoutParams lp = (LayoutParams) child.getLayoutParams(); 219919f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (lp.tmpCellX != lp.cellX || lp.tmpCellY != lp.cellY) { 220019f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.tmpCellX = lp.cellX; 220119f3792523fe2d55ea791a9286398a6120920690Adam Cohen lp.tmpCellY = lp.cellY; 220219f3792523fe2d55ea791a9286398a6120920690Adam Cohen animateChildToPosition(child, lp.cellX, lp.cellY, REORDER_ANIMATION_DURATION, 220319f3792523fe2d55ea791a9286398a6120920690Adam Cohen 0, false, false); 220419f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 220519f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 220619f3792523fe2d55ea791a9286398a6120920690Adam Cohen completeAndClearReorderHintAnimations(); 220719f3792523fe2d55ea791a9286398a6120920690Adam Cohen setItemPlacementDirty(false); 220819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 220919f3792523fe2d55ea791a9286398a6120920690Adam Cohen 2210bebf042666cffe52039b875a549a582abd78a431Adam Cohen boolean createAreaForResize(int cellX, int cellY, int spanX, int spanY, 2211bebf042666cffe52039b875a549a582abd78a431Adam Cohen View dragView, int[] direction, boolean commit) { 2212bebf042666cffe52039b875a549a582abd78a431Adam Cohen int[] pixelXY = new int[2]; 2213bebf042666cffe52039b875a549a582abd78a431Adam Cohen regionToCenterPoint(cellX, cellY, spanX, spanY, pixelXY); 2214bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2215bebf042666cffe52039b875a549a582abd78a431Adam Cohen // First we determine if things have moved enough to cause a different layout 2216bebf042666cffe52039b875a549a582abd78a431Adam Cohen ItemConfiguration swapSolution = simpleSwap(pixelXY[0], pixelXY[1], spanX, spanY, 2217bebf042666cffe52039b875a549a582abd78a431Adam Cohen spanX, spanY, direction, dragView, true, new ItemConfiguration()); 2218bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2219bebf042666cffe52039b875a549a582abd78a431Adam Cohen setUseTempCoords(true); 2220bebf042666cffe52039b875a549a582abd78a431Adam Cohen if (swapSolution != null && swapSolution.isSolution) { 2221bebf042666cffe52039b875a549a582abd78a431Adam Cohen // If we're just testing for a possible location (MODE_ACCEPT_DROP), we don't bother 2222bebf042666cffe52039b875a549a582abd78a431Adam Cohen // committing anything or animating anything as we just want to determine if a solution 2223bebf042666cffe52039b875a549a582abd78a431Adam Cohen // exists 2224bebf042666cffe52039b875a549a582abd78a431Adam Cohen copySolutionToTempState(swapSolution, dragView); 2225bebf042666cffe52039b875a549a582abd78a431Adam Cohen setItemPlacementDirty(true); 2226bebf042666cffe52039b875a549a582abd78a431Adam Cohen animateItemsToSolution(swapSolution, dragView, commit); 2227bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2228bebf042666cffe52039b875a549a582abd78a431Adam Cohen if (commit) { 2229bebf042666cffe52039b875a549a582abd78a431Adam Cohen commitTempPlacement(); 2230bebf042666cffe52039b875a549a582abd78a431Adam Cohen completeAndClearReorderHintAnimations(); 2231bebf042666cffe52039b875a549a582abd78a431Adam Cohen setItemPlacementDirty(false); 2232bebf042666cffe52039b875a549a582abd78a431Adam Cohen } else { 2233bebf042666cffe52039b875a549a582abd78a431Adam Cohen beginOrAdjustHintAnimations(swapSolution, dragView, 2234bebf042666cffe52039b875a549a582abd78a431Adam Cohen REORDER_ANIMATION_DURATION); 2235bebf042666cffe52039b875a549a582abd78a431Adam Cohen } 2236bebf042666cffe52039b875a549a582abd78a431Adam Cohen mShortcutsAndWidgets.requestLayout(); 2237bebf042666cffe52039b875a549a582abd78a431Adam Cohen } 2238bebf042666cffe52039b875a549a582abd78a431Adam Cohen return swapSolution.isSolution; 2239bebf042666cffe52039b875a549a582abd78a431Adam Cohen } 2240bebf042666cffe52039b875a549a582abd78a431Adam Cohen 2241482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int[] createArea(int pixelX, int pixelY, int minSpanX, int minSpanY, int spanX, int spanY, 2242482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen View dragView, int[] result, int resultSpan[], int mode) { 2243482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // First we determine if things have moved enough to cause a different layout 224447a876d443ddc65c8d9a0c95da58d892dbb1faeaAdam Cohen result = findNearestArea(pixelX, pixelY, spanX, spanY, result); 2245482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2246482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (resultSpan == null) { 2247482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan = new int[2]; 2248482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2249482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 225019f3792523fe2d55ea791a9286398a6120920690Adam Cohen // When we are checking drop validity or actually dropping, we don't recompute the 225119f3792523fe2d55ea791a9286398a6120920690Adam Cohen // direction vector, since we want the solution to match the preview, and it's possible 225219f3792523fe2d55ea791a9286398a6120920690Adam Cohen // that the exact position of the item has changed to result in a new reordering outcome. 2253b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen if ((mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL || mode == MODE_ACCEPT_DROP) 2254b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen && mPreviousReorderDirection[0] != INVALID_DIRECTION) { 225519f3792523fe2d55ea791a9286398a6120920690Adam Cohen mDirectionVector[0] = mPreviousReorderDirection[0]; 225619f3792523fe2d55ea791a9286398a6120920690Adam Cohen mDirectionVector[1] = mPreviousReorderDirection[1]; 225719f3792523fe2d55ea791a9286398a6120920690Adam Cohen // We reset this vector after drop 2258b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen if (mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL) { 2259b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen mPreviousReorderDirection[0] = INVALID_DIRECTION; 2260b209e634a29a0cb5514fafb4e5882ea49ba1cfa7Adam Cohen mPreviousReorderDirection[1] = INVALID_DIRECTION; 226119f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 226219f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 226319f3792523fe2d55ea791a9286398a6120920690Adam Cohen getDirectionVectorForDrop(pixelX, pixelY, spanX, spanY, dragView, mDirectionVector); 226419f3792523fe2d55ea791a9286398a6120920690Adam Cohen mPreviousReorderDirection[0] = mDirectionVector[0]; 226519f3792523fe2d55ea791a9286398a6120920690Adam Cohen mPreviousReorderDirection[1] = mDirectionVector[1]; 226619f3792523fe2d55ea791a9286398a6120920690Adam Cohen } 226719f3792523fe2d55ea791a9286398a6120920690Adam Cohen 2268482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration swapSolution = simpleSwap(pixelX, pixelY, minSpanX, minSpanY, 2269482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen spanX, spanY, mDirectionVector, dragView, true, new ItemConfiguration()); 2270482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2271482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // We attempt the approach which doesn't shuffle views at all 2272482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration noShuffleSolution = findConfigurationNoShuffle(pixelX, pixelY, minSpanX, 2273482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen minSpanY, spanX, spanY, dragView, new ItemConfiguration()); 2274482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2275482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ItemConfiguration finalSolution = null; 2276482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (swapSolution.isSolution && swapSolution.area() >= noShuffleSolution.area()) { 2277482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen finalSolution = swapSolution; 2278482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else if (noShuffleSolution.isSolution) { 2279482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen finalSolution = noShuffleSolution; 2280482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2281482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2282482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean foundSolution = true; 2283482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!DESTRUCTIVE_REORDER) { 2284482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen setUseTempCoords(true); 2285482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2286482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2287482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (finalSolution != null) { 2288482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = finalSolution.dragViewX; 2289482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[1] = finalSolution.dragViewY; 2290482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan[0] = finalSolution.dragViewSpanX; 2291482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen resultSpan[1] = finalSolution.dragViewSpanY; 2292482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2293482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // If we're just testing for a possible location (MODE_ACCEPT_DROP), we don't bother 2294482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // committing anything or animating anything as we just want to determine if a solution 2295482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen // exists 2296482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (mode == MODE_DRAG_OVER || mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL) { 2297482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (!DESTRUCTIVE_REORDER) { 2298482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen copySolutionToTempState(finalSolution, dragView); 2299482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2300482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen setItemPlacementDirty(true); 2301482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen animateItemsToSolution(finalSolution, dragView, mode == MODE_ON_DROP); 2302482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 230319f3792523fe2d55ea791a9286398a6120920690Adam Cohen if (!DESTRUCTIVE_REORDER && 230419f3792523fe2d55ea791a9286398a6120920690Adam Cohen (mode == MODE_ON_DROP || mode == MODE_ON_DROP_EXTERNAL)) { 2305482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen commitTempPlacement(); 230619f3792523fe2d55ea791a9286398a6120920690Adam Cohen completeAndClearReorderHintAnimations(); 230719f3792523fe2d55ea791a9286398a6120920690Adam Cohen setItemPlacementDirty(false); 230819f3792523fe2d55ea791a9286398a6120920690Adam Cohen } else { 230919f3792523fe2d55ea791a9286398a6120920690Adam Cohen beginOrAdjustHintAnimations(finalSolution, dragView, 231019f3792523fe2d55ea791a9286398a6120920690Adam Cohen REORDER_ANIMATION_DURATION); 2311482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2312482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2313482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } else { 2314482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen foundSolution = false; 2315482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result[0] = result[1] = resultSpan[0] = resultSpan[1] = -1; 2316482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2317482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2318482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if ((mode == MODE_ON_DROP || !foundSolution) && !DESTRUCTIVE_REORDER) { 2319482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen setUseTempCoords(false); 2320482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2321482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2322a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka mShortcutsAndWidgets.requestLayout(); 2323482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return result; 2324482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2325482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 232619f3792523fe2d55ea791a9286398a6120920690Adam Cohen void setItemPlacementDirty(boolean dirty) { 232719f3792523fe2d55ea791a9286398a6120920690Adam Cohen mItemPlacementDirty = dirty; 2328482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 232919f3792523fe2d55ea791a9286398a6120920690Adam Cohen boolean isItemPlacementDirty() { 233019f3792523fe2d55ea791a9286398a6120920690Adam Cohen return mItemPlacementDirty; 2331482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2332482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2333482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private class ItemConfiguration { 23348baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen HashMap<View, CellAndSpan> map = new HashMap<View, CellAndSpan>(); 2335482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean isSolution = false; 2336482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int dragViewX, dragViewY, dragViewSpanX, dragViewSpanY; 2337482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2338482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int area() { 2339482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return dragViewSpanX * dragViewSpanY; 2340482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 23418baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen } 23428baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 23438baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen private class CellAndSpan { 23448baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int x, y; 23458baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen int spanX, spanY; 23468baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen 23478baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen public CellAndSpan(int x, int y, int spanX, int spanY) { 23488baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.x = x; 23498baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.y = y; 23508baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.spanX = spanX; 23518baab35b000d2dec9b33ea6a67988b6f0185b27eAdam Cohen this.spanY = spanY; 2352482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2353482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2354482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2355df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 2356df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 2357df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 2358df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 2359df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 2360df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 2361df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 2362df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 2363df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 2364df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 2365df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 2366df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 2367df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 2368df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestVacantArea( 2369df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 2370df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, ignoreView, true, result); 2371df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 2372df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 2373df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 2374d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 2375d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 2376d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * 2377d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 2378d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 2379d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanX The minimum horizontal span required 2380d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param minSpanY The minimum vertical span required 2381d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanX Horizontal span of the object. 2382d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param spanY Vertical span of the object. 2383d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 2384d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @param result Previously returned value to possibly recycle. 2385d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 2386d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen * nearest the requested location. 2387d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen */ 2388d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int[] findNearestVacantArea(int pixelX, int pixelY, int minSpanX, int minSpanY, 2389d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen int spanX, int spanY, View ignoreView, int[] result, int[] resultSpan) { 2390482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return findNearestArea(pixelX, pixelY, minSpanX, minSpanY, spanX, spanY, ignoreView, true, 2391482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen result, resultSpan, mOccupied); 2392d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen } 2393d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen 2394d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen /** 2395df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a starting cell position that will fit the given bounds nearest the requested 2396df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 2397df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 2398df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 2399df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 2400df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 2401df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 2402df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 2403df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 2404df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 2405df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 2406df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 2407df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea( 2408df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, int[] result) { 2409df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, null, false, result); 2410df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 2411df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 24120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 24130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 24140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 24180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 24190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 24200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 24210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 24230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 24240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 24250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 24260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 24280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 2430482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null, mOccupied); 24310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 24350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 24370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 24380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 24390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 24400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 24410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 24420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 2444482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, 2445482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen ignoreView, mOccupied); 24460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 24500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 24510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 24530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 24540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 24550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 24560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 24570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 24580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 24590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 24610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 24620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 2463482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen cellXY, spanX, spanY, intersectX, intersectY, null, mOccupied); 24640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 24660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 24670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 24680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 24690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 2470482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen int intersectX, int intersectY, View ignoreView, boolean occupied[][]) { 2471c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 2472482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(ignoreView, occupied); 24730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 247428750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 24750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 24760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 24770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 24780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 24790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 24810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 24820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 24830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 24850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 24860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 24870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 24890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 24900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 24910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 24920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2493bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 24940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 2495bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 24960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 24970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 2498482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (occupied[x + i][y + j]) { 2499bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 25000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 2501bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 25020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 25030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 25070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 25080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 25090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 251028750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 251128750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 25120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 25150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 25160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 25170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 25180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 25190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 25200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 25210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 25220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2525c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 2526482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsOccupiedForView(ignoreView, occupied); 252728750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 25280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 25290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 253031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2531c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * A drag event has begun over this layout. 2532c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * It may have begun over this layout (in which case onDragChild is called first), 2533c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * or it may have begun on another layout. 2534c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung */ 2535c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung void onDragEnter() { 2536c6cc61d45836e4081920883cc4d448ccb0bb8417Adam Cohen mDragEnforcer.onDragEnter(); 2537c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung mDragging = true; 2538c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung } 2539c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung 2540c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung /** 25410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 25426569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 25430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 2544c6cc61d45836e4081920883cc4d448ccb0bb8417Adam Cohen mDragEnforcer.onDragExit(); 25454be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 25464be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 25474be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 25484be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 25494be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 25504be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 255108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 255208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 2553d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen mDragCell[0] = mDragCell[1] = -1; 255408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 255508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 255619f3792523fe2d55ea791a9286398a6120920690Adam Cohen revertTempState(); 255733945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 25586569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 25596569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 25606569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 2561aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 2562de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 2563ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 256431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 256531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 256631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 2567716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen void onDropChild(View child) { 2568d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 2569d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 257084f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 2571d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 2572d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 257331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 257431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 257531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 257631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 2577aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 257831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 257931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 2580aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 258131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 25826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 258331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 2584d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, Rect resultRect) { 258531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 258631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 258731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 258831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 2589aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 25904b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 25914b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 2592aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 259331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 259431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 259531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 259631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 259731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 2598aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 25996569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 260031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 2601aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 260231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2603aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 260431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 2605aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 260631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 260731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 26088f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 260931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 26108f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 26119987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 26129987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 26139987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 26149987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 261531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 261631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 261779e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 261879e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 261931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 262079e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 262131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 262254c725cc294cd43ed0650179bfae64a622547660Winson Chung int spanX = (int) Math.ceil(width / (float) smallerSize); 262354c725cc294cd43ed0650179bfae64a622547660Winson Chung int spanY = (int) Math.ceil(height / (float) smallerSize); 262479e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 26258f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 26268f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 26278f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 26288f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 26298f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 26308f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 263131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 263231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2633f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka public int[] cellSpansToSize(int hSpans, int vSpans) { 2634f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka int[] size = new int[2]; 2635f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[0] = hSpans * mCellWidth + (hSpans - 1) * mWidthGap; 2636f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[1] = vSpans * mCellHeight + (vSpans - 1) * mHeightGap; 2637f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka return size; 2638f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka } 2639f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka 264031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2641047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 2642047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 2643047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 2644047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 2645047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 2646047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 2647047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 2648047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 2649047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 2650047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 2651047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 2652047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 2653047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 2654047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 2655047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 2656047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 2657047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 2658047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 2659047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 2660047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 2661047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 2662047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 2663047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 266431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 266531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 266631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 266731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 266831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 2669aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 267031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 267131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 267231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 267331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 26740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 267531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 267631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 267731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 267831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 267931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 26802801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int y = 0; y < yCount; y++) { 26812801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int x = 0; x < xCount; x++) { 268231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 268331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 268431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 268531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 268631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 268731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 268831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 268931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 269031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 269131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 269231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 269331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 269431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 269531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 269631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 269731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 269831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 269931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 270031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 27020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 27030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 27040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 270531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 270631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 27070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 270831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2709d41fbf5680750e34335bba6b38298186c144a4b7Adam Cohen public void onMove(View view, int newCellX, int newCellY, int newSpanX, int newSpanY) { 27100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 2711482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(newCellX, newCellY, newSpanX, newSpanY, mOccupied, true); 27120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 271331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2714d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsOccupiedForView(View view) { 2715482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsOccupiedForView(view, mOccupied); 2716482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2717482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void markCellsAsOccupiedForView(View view, boolean[][] occupied) { 2718a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (view == null || view.getParent() != mShortcutsAndWidgets) return; 27190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 2720482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, occupied, true); 27210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 27220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2723d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsUnoccupiedForView(View view) { 2724482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsAsUnoccupiedForView(view, mOccupied); 2725482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen } 2726482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public void markCellsAsUnoccupiedForView(View view, boolean occupied[][]) { 2727a52570f8f9ad65b85e33a2f2e87722f9edd6c6f4Michael Jurka if (view == null || view.getParent() != mShortcutsAndWidgets) return; 27280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 2729482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, occupied, false); 27300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 27310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 2732482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean[][] occupied, 2733482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen boolean value) { 2734482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen if (cellX < 0 || cellY < 0) return; 27350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 27360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 2737482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen occupied[x][y] = value; 273831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 273931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 274031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 274131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 27422801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredWidth() { 27438b805b17158886035b38261eb611d8641701ae43Michael Jurka return getPaddingLeft() + getPaddingRight() + (mCountX * mCellWidth) + 27442801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountX - 1), 0) * mWidthGap); 27452801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 27462801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 27472801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredHeight() { 27488b805b17158886035b38261eb611d8641701ae43Michael Jurka return getPaddingTop() + getPaddingBottom() + (mCountY * mCellHeight) + 27492801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountY - 1), 0) * mHeightGap); 27502801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 27512801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 275266d72178af91d455700875635473be942bc90e54Michael Jurka public boolean isOccupied(int x, int y) { 275366d72178af91d455700875635473be942bc90e54Michael Jurka if (x < mCountX && y < mCountY) { 275466d72178af91d455700875635473be942bc90e54Michael Jurka return mOccupied[x][y]; 275566d72178af91d455700875635473be942bc90e54Michael Jurka } else { 275666d72178af91d455700875635473be942bc90e54Michael Jurka throw new RuntimeException("Position exceeds the bound of this CellLayout"); 275766d72178af91d455700875635473be942bc90e54Michael Jurka } 275866d72178af91d455700875635473be942bc90e54Michael Jurka } 275966d72178af91d455700875635473be942bc90e54Michael Jurka 276031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 276131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 276231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 276331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 276431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 276531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 276631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 276731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 276831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 276931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 277031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 277131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 277231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 277331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 277431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 2775aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 2776aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 2777aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 2778aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2779aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 2780aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 2781aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 2782aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 2783aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2784aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2785aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 278631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 278731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 278831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 278931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 279031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 279131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 279231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 279331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 279431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical 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 cellY; 279831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 279931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 2800482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Temporary horizontal location of the item in the grid during reorder 2801482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2802482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public int tmpCellX; 2803482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2804482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 2805482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Temporary vertical location of the item in the grid during reorder 2806482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2807482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public int tmpCellY; 2808482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2809482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 2810482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Indicates that the temporary coordinates should be used to layout the items 2811482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2812482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public boolean useTmpCoords; 2813482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 2814482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 281531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 281631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 281731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 281831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 281931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 282031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 282131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 282231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 282331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 282431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 2825aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 28261b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 28271b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Indicates whether the item will set its x, y, width and height parameters freely, 28281b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan. 28291b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 2830d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public boolean isLockedToGrid = true; 2831d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 2832482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen /** 2833482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * Indicates whether this item can be reordered. Always true except in the case of the 2834482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen * the AllApps button. 2835482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen */ 2836482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen public boolean canReorder = true; 2837482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen 283831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 283931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 284031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 284131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 284231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 284331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 284431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 284584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 2846fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 284731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 284831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 284931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 285031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 285131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 285231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 285331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 285431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 285531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 285631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 285731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 2858aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 2859aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 2860aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 2861aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 2862aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 2863aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 2864aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 2865aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 2866aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 286731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 28688f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 286931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 287031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 287131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 287231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 287331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 287431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 28757f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap) { 2876d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (isLockedToGrid) { 2877d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellHSpan = cellHSpan; 2878d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellVSpan = cellVSpan; 2879482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int myCellX = useTmpCoords ? tmpCellX : cellX; 2880482ed823afb4c7452e037ce8add7ea425fc83da2Adam Cohen final int myCellY = useTmpCoords ? tmpCellY : cellY; 28811b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen 2882d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 2883d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen leftMargin - rightMargin; 2884d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 2885d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen topMargin - bottomMargin; 2886eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung x = (int) (myCellX * (cellWidth + widthGap) + leftMargin); 2887eecf02da58adef5486bf0c9ff7127ea891f457a4Winson Chung y = (int) (myCellY * (cellHeight + heightGap) + topMargin); 2888d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 2889d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 2890d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 2891aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 2892aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 2893aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 28947f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 28957f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setWidth(int width) { 28967f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.width = width; 28977f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 28987f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 28997f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getWidth() { 29007f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return width; 29017f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29027f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29037f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setHeight(int height) { 29047f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.height = height; 29057f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29067f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29077f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getHeight() { 29087f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return height; 29097f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29107f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29117f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setX(int x) { 29127f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.x = x; 29137f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29147f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29157f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getX() { 29167f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return x; 29177f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29187f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29197f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setY(int y) { 29207f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.y = y; 29217f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 29227f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 29237f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getY() { 29247f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return y; 29257f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 292631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 292731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 29280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 29290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 29300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 29310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 29320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 29330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 2934e5fb0f27bca7afb996258a7163c76ca7390d7bffMichael Jurka static final class CellInfo { 293531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 2936a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 2937a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 293831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 293931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 294031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 29413d503fbd9468fb2b9fa645f4f7b91e11229edbfaWinson Chung long container; 294231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 294331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 294431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 2945aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 2946aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 294731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 294831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 2949d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka 2950d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka public boolean lastDownOnOccupiedCell() { 2951d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka return mLastDownOnOccupiedCell; 2952d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka } 295331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 2954