CellLayout.java revision d771c96e5d156ffde5d35ee13ce053de60dc3163
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; 2118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.AnimatorSet; 2218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.ObjectAnimator; 23bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohenimport android.animation.PropertyValuesHolder; 2400397b1d9233409d9d6b233b077ae12d09768ce8Chet Haaseimport android.animation.TimeInterpolator; 25de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator; 26de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator.AnimatorUpdateListener; 2731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 2879e56263dbcbe85dc434df372bc6e6730aa13477Joe Onoratoimport android.content.res.Resources; 29aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.content.res.TypedArray; 304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Bitmap; 31aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.graphics.Canvas; 324be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Paint; 33de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.Point; 34de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.PointF; 3531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 3631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.RectF; 3718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.graphics.Region; 386569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.drawable.Drawable; 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; 55c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen 56bdb5c5342adc550559fd723af461e53248f2fba8Michael Jurkapublic class CellLayout extends ViewGroup { 57aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung static final String TAG = "CellLayout"; 58aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 594b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung private int mOriginalCellWidth; 604b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung private int mOriginalCellHeight; 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; 7231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final Rect mRect = new Rect(); 7431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final CellInfo mCellInfo = new CellInfo(); 75aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 76de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // These are temporary variables to prevent having to allocate a new object just to 77de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // return an (x, y) value from helper functions. Do NOT use them to maintain other state. 780be025d64c1f84138fe430a58875886e66aae767Winson Chung private final int[] mTmpXY = new int[2]; 79de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final int[] mTmpPoint = new int[2]; 80de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final PointF mTmpPointF = new PointF(); 8169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int[] mTempLocation = new int[2]; 826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 8331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean[][] mOccupied; 84d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka private boolean mLastDownOnOccupiedCell = false; 8531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 86dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private OnTouchListener mInterceptTouchListener; 87dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 8869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen private ArrayList<FolderRingAnimator> mFolderOuterRings = new ArrayList<FolderRingAnimator>(); 89c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen private int[] mFolderLeaveBehindCell = {-1, -1}; 9069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 915f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka private float mBackgroundAlpha; 921b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen private float mBackgroundAlphaMultiplier = 1.0f; 93f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 9433945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackground; 9533945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackground; 9633945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackground; 9733945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackgroundMini; 9833945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalGlowBackgroundMini; 9933945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackgroundMini; 10033945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackgroundMini; 10118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka private Rect mBackgroundRect; 10233945b21544bc98381df17726a3537c292d8c985Michael Jurka private Rect mGlowBackgroundRect; 10333945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundScale; 10433945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundAlpha; 10533945b21544bc98381df17726a3537c292d8c985Michael Jurka 106df0353815c629fc678824b07a234b89a1ff94208Adam Cohen private boolean mAcceptsDrops = true; 10733945b21544bc98381df17726a3537c292d8c985Michael Jurka // If we're actively dragging something over this screen, mIsDragOverlapping is true 10833945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOverlapping = false; 10933945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOccuring = false; 11033945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDefaultDropTarget = false; 111de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final Point mDragCenter = new Point(); 1126569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 113150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // These arrays are used to implement the drag visualization on x-large screens. 1144be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // They are used as circular arrays, indexed by mDragOutlineCurrent. 11563257c110a4ee54d5e8872c471cce254cf613c7aWinson Chung private Point[] mDragOutlines = new Point[4]; 116472b281d5cb4f5660df981a6c912266b9f5703feChet Haase private float[] mDragOutlineAlphas = new float[mDragOutlines.length]; 1174be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private InterruptibleInOutAnimator[] mDragOutlineAnims = 1184be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato new InterruptibleInOutAnimator[mDragOutlines.length]; 119150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 120150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // Used as an index into the above 3 arrays; indicates which is the most current value. 1214be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private int mDragOutlineCurrent = 0; 1228e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy private final Paint mDragOutlinePaint = new Paint(); 123150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 12496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private BubbleTextView mPressedOrFocusedIcon; 12596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 126de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private Drawable mCrosshairsDrawable = null; 12749250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy private InterruptibleInOutAnimator mCrosshairsAnimator = null; 128de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private float mCrosshairsVisibility = 0.0f; 129de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 130bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen private HashMap<CellLayout.LayoutParams, ObjectAnimator> mReorderAnimators = new 131bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen HashMap<CellLayout.LayoutParams, ObjectAnimator>(); 132bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1336569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // When a drag operation is in progress, holds the nearest cell to the touch point 1346569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mDragCell = new int[2]; 13531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1364be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private boolean mDragging = false; 1374be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 138ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy private TimeInterpolator mEaseOutInterpolator; 1398c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka private CellLayoutChildren mChildren; 140ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 14131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context) { 14231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, null); 14331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs) { 14631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 14731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs, int defStyle) { 15031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 1516569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1526569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // A ViewGroup usually does not draw, but CellLayout needs to draw a rectangle to show 1536569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // the user where a dragged item will land when dropped. 1546569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy setWillNotDraw(false); 155a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka 15631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CellLayout, defStyle, 0); 15731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1584b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mOriginalCellWidth = 1594b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mCellWidth = a.getDimensionPixelSize(R.styleable.CellLayout_cellWidth, 10); 1604b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mOriginalCellHeight = 1614b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mCellHeight = a.getDimensionPixelSize(R.styleable.CellLayout_cellHeight, 10); 162234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mWidthGap = mOriginalWidthGap = a.getDimensionPixelSize(R.styleable.CellLayout_widthGap, 0); 163234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mHeightGap = mOriginalHeightGap = a.getDimensionPixelSize(R.styleable.CellLayout_heightGap, 0); 1644b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mMaxGap = a.getDimensionPixelSize(R.styleable.CellLayout_maxGap, 0); 165d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountX = LauncherModel.getCellCountX(); 166d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountY = LauncherModel.getCellCountY(); 1670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied = new boolean[mCountX][mCountY]; 16831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 17031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setAlwaysDrawnWithCacheEnabled(false); 17231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 173046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final Resources res = getResources(); 174de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 175967289b6d5fec77f5c381d11ffb2319f3bb5e737Winson Chung mNormalBackground = res.getDrawable(R.drawable.homescreen_blue_normal_holo); 176967289b6d5fec77f5c381d11ffb2319f3bb5e737Winson Chung mActiveBackground = res.getDrawable(R.drawable.homescreen_green_normal_holo); 177967289b6d5fec77f5c381d11ffb2319f3bb5e737Winson Chung mActiveGlowBackground = res.getDrawable(R.drawable.homescreen_green_strong_holo); 178b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 179b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue); 180b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue_strong); 181b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green); 182b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green_strong); 183b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 184b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackground.setFilterBitmap(true); 185b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveBackground.setFilterBitmap(true); 186b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackground.setFilterBitmap(true); 187b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackgroundMini.setFilterBitmap(true); 188b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalGlowBackgroundMini.setFilterBitmap(true); 189b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveBackgroundMini.setFilterBitmap(true); 190b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackgroundMini.setFilterBitmap(true); 191de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 192046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Initialize the data structures used for the drag visualization. 193150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 194046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsDrawable = res.getDrawable(R.drawable.gardening_crosshairs); 195ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mEaseOutInterpolator = new DecelerateInterpolator(2.5f); // Quint ease out 196de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 197046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up the animation for fading the crosshairs in and out 198046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy int animDuration = res.getInteger(R.integer.config_crosshairsFadeInTime); 19949250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy mCrosshairsAnimator = new InterruptibleInOutAnimator(animDuration, 0.0f, 1.0f); 200472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mCrosshairsAnimator.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 201046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 202046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsVisibility = ((Float) animation.getAnimatedValue()).floatValue(); 2038e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy invalidate(); 204046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 205046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy }); 206ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mCrosshairsAnimator.getAnimator().setInterpolator(mEaseOutInterpolator); 207046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 2084be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 2094be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlines[i] = new Point(-1, -1); 210046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 211046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 212046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // When dragging things around the home screens, we show a green outline of 213046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // where the item will land. The outlines gradually fade out, leaving a trail 214046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // behind the drag path. 215046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up all the animations that are used to implement this fading. 216046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int duration = res.getInteger(R.integer.config_dragOutlineFadeTime); 217472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float fromAlphaValue = 0; 218472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float toAlphaValue = (float)res.getInteger(R.integer.config_dragOutlineMaxAlpha); 2194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2208e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy Arrays.fill(mDragOutlineAlphas, fromAlphaValue); 2214be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2224be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlineAnims.length; i++) { 223046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final InterruptibleInOutAnimator anim = 224046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy new InterruptibleInOutAnimator(duration, fromAlphaValue, toAlphaValue); 225ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy anim.getAnimator().setInterpolator(mEaseOutInterpolator); 226046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int thisIndex = i; 227472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 228de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 2294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap outline = (Bitmap)anim.getTag(); 2304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2314be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // If an animation is started and then stopped very quickly, we can still 2324be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // get spurious updates we've cleared the tag. Guard against this. 2334be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (outline == null) { 234fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (false) { 235fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Object val = animation.getAnimatedValue(); 236fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Log.d(TAG, "anim " + thisIndex + " update: " + val + 237fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy ", isStopped " + anim.isStopped()); 238fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 2394be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Try to prevent it from continuing to run 2404be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato animation.cancel(); 2414be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } else { 242472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mDragOutlineAlphas[thisIndex] = (Float) animation.getAnimatedValue(); 2434be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int left = mDragOutlines[thisIndex].x; 2444be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int top = mDragOutlines[thisIndex].y; 2454be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato CellLayout.this.invalidate(left, top, 2464be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato left + outline.getWidth(), top + outline.getHeight()); 2474be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 248de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 249de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy }); 2504be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // The animation holds a reference to the drag outline bitmap as long is it's 2514be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // running. This way the bitmap can be GCed when the animations are complete. 252472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addListener(new AnimatorListenerAdapter() { 2533c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 2544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato public void onAnimationEnd(Animator animation) { 255472b281d5cb4f5660df981a6c912266b9f5703feChet Haase if ((Float) ((ValueAnimator) animation).getAnimatedValue() == 0f) { 2564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato anim.setTag(null); 2574be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2584be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2594be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato }); 2604be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlineAnims[i] = anim; 261de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 262ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 26318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect = new Rect(); 26433945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect = new Rect(); 26518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverScale(1.0f); 26618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverAlpha(1.0f); 267bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 2688c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren = new CellLayoutChildren(context); 2697f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen mChildren.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 2708c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka addView(mChildren); 27118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 27218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 273f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int widthInPortrait(Resources r, int numCells) { 274f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 275f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 276f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 277f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellWidth = r.getDimensionPixelSize(R.dimen.workspace_cell_width); 2784b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 2794b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 280f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 2814b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellWidth * numCells; 282f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 283f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 284f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int heightInLandscape(Resources r, int numCells) { 285f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 286f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 287f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 288f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellHeight = r.getDimensionPixelSize(R.dimen.workspace_cell_height); 2894b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 2904b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 291f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 2924b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellHeight * numCells; 293f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 294f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 2952801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void enableHardwareLayers() { 2962801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mChildren.enableHardwareLayers(); 2972801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 2982801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 2992801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void setGridSize(int x, int y) { 3002801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountX = x; 3012801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountY = y; 3022801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mOccupied = new boolean[mCountX][mCountY]; 30376fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen requestLayout(); 3042801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 3052801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 30696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private void invalidateBubbleTextView(BubbleTextView icon) { 30796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = icon.getPressedOrFocusedBackgroundPadding(); 3084b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung invalidate(icon.getLeft() + getPaddingLeft() - padding, 3094b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getTop() + getPaddingTop() - padding, 3104b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getRight() + getPaddingLeft() + padding, 3114b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getBottom() + getPaddingTop() + padding); 31296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 31396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 31496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy void setPressedOrFocusedIcon(BubbleTextView icon) { 31596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 31696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 31796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy BubbleTextView oldIcon = mPressedOrFocusedIcon; 31896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon = icon; 31996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (oldIcon != null) { 32096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(oldIcon); 32196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 32296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 32396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(mPressedOrFocusedIcon); 32496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 32596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 32696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 3276e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung public CellLayoutChildren getChildrenLayout() { 3286e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung if (getChildCount() > 0) { 3296e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return (CellLayoutChildren) getChildAt(0); 3306e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 3316e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return null; 3326e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 3336e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung 33433945b21544bc98381df17726a3537c292d8c985Michael Jurka public void setIsDefaultDropTarget(boolean isDefaultDropTarget) { 33533945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDefaultDropTarget != isDefaultDropTarget) { 33633945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDefaultDropTarget = isDefaultDropTarget; 33733945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 33833945b21544bc98381df17726a3537c292d8c985Michael Jurka } 33933945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34033945b21544bc98381df17726a3537c292d8c985Michael Jurka 34133945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOccuring(boolean isDragOccuring) { 34233945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOccuring != isDragOccuring) { 34333945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOccuring = isDragOccuring; 34433945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 34533945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34633945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34733945b21544bc98381df17726a3537c292d8c985Michael Jurka 34833945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 34933945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 35033945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 35133945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 35233945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35333945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35433945b21544bc98381df17726a3537c292d8c985Michael Jurka 35533945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 35633945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 35733945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35833945b21544bc98381df17726a3537c292d8c985Michael Jurka 35933945b21544bc98381df17726a3537c292d8c985Michael Jurka private void updateGlowRect() { 36033945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 36118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (mBackgroundRect.right - mBackgroundRect.left)); 36218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (mBackgroundRect.bottom - mBackgroundRect.top)); 36333945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect.set(mBackgroundRect.left - marginX, mBackgroundRect.top - marginY, 36418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.right + marginX, mBackgroundRect.bottom + marginY); 36518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 36618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 36718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 36818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverScale(float scaleFactor) { 36933945b21544bc98381df17726a3537c292d8c985Michael Jurka if (scaleFactor != mGlowBackgroundScale) { 37033945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundScale = scaleFactor; 37133945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 3728deb1e6a17900253708fad73016db05851b8d822Michael Jurka if (getParent() != null) { 3738deb1e6a17900253708fad73016db05851b8d822Michael Jurka ((View) getParent()).invalidate(); 3748deb1e6a17900253708fad73016db05851b8d822Michael Jurka } 37518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 37818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverScale() { 37933945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundScale; 38018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 38118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 38218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverAlpha() { 38333945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundAlpha; 38418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 38518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 38618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverAlpha(float alpha) { 38733945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundAlpha = alpha; 38818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 38918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 39018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 39118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka void animateDrop() { 392b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung Resources res = getResources(); 393b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung float onDropScale = res.getInteger(R.integer.config_screenOnDropScalePercent) / 100.0f; 394b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung ObjectAnimator scaleUp = ObjectAnimator.ofFloat(this, "hoverScale", onDropScale); 395b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung scaleUp.setDuration(res.getInteger(R.integer.config_screenOnDropScaleUpDuration)); 396b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung ObjectAnimator scaleDown = ObjectAnimator.ofFloat(this, "hoverScale", 1.0f); 397b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung scaleDown.setDuration(res.getInteger(R.integer.config_screenOnDropScaleDownDuration)); 398b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung ObjectAnimator alphaFadeOut = ObjectAnimator.ofFloat(this, "hoverAlpha", 0.0f); 399b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 400b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung alphaFadeOut.setStartDelay(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 401b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung alphaFadeOut.setDuration(res.getInteger(R.integer.config_screenOnDropAlphaFadeDuration)); 402b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 403b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung AnimatorSet bouncer = new AnimatorSet(); 404b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.play(scaleUp).before(scaleDown); 405b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.play(scaleUp).with(alphaFadeOut); 406b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.addListener(new AnimatorListenerAdapter() { 407b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung @Override 408b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung public void onAnimationStart(Animator animation) { 409b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setIsDragOverlapping(true); 410b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung } 411b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung @Override 412b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung public void onAnimationEnd(Animator animation) { 413b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setIsDragOverlapping(false); 414b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setHoverScale(1.0f); 415b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setHoverAlpha(1.0f); 416b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung } 417b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung }); 418b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.start(); 419a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy } 420a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy 421a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 4221262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 4233e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 4243e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 4253e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 4263e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 4273e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 428b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung if (mBackgroundAlpha > 0.0f) { 429f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 43033945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean mini = getScaleX() < 0.5f; 43133945b21544bc98381df17726a3537c292d8c985Michael Jurka 43233945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 43333945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 43433945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveGlowBackground; 43533945b21544bc98381df17726a3537c292d8c985Michael Jurka } else if (mIsDragOccuring && mAcceptsDrops) { 43633945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveBackground; 4373af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen } else if (mIsDefaultDropTarget && mini) { 4383af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen bg = mNormalGlowBackgroundMini; 439f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 44033945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mNormalBackgroundMini : mNormalBackground; 441f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 44233945b21544bc98381df17726a3537c292d8c985Michael Jurka 44333945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 44433945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 44533945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 44633945b21544bc98381df17726a3537c292d8c985Michael Jurka 44733945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mini && mIsDragOverlapping) { 44818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka boolean modifiedClipRect = false; 44933945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mGlowBackgroundScale > 1.0f) { 45018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // If the hover background's scale is greater than 1, we'll be drawing outside 45118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // the bounds of this CellLayout. Get around that by temporarily increasing the 45218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // size of the clip rect 45333945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 45418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Rect clipRect = canvas.getClipBounds(); 45518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (clipRect.right - clipRect.left)); 45618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (clipRect.bottom - clipRect.top)); 45718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.save(Canvas.CLIP_SAVE_FLAG); 45818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.clipRect(-marginX, -marginY, 45918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka getWidth() + marginX, getHeight() + marginY, Region.Op.REPLACE); 46018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka modifiedClipRect = true; 46118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 46218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 46333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setAlpha( 46433945b21544bc98381df17726a3537c292d8c985Michael Jurka (int) (mBackgroundAlpha * mGlowBackgroundAlpha * 255)); 46533945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setBounds(mGlowBackgroundRect); 46633945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.draw(canvas); 46718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (modifiedClipRect) { 46818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.restore(); 46918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 4703e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 471a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 47231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 473de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (mCrosshairsVisibility > 0.0f) { 474de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 475de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 476de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 477de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float MAX_ALPHA = 0.4f; 478de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int MAX_VISIBLE_DISTANCE = 600; 479de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float DISTANCE_MULTIPLIER = 0.002f; 480de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 481de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final Drawable d = mCrosshairsDrawable; 482de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int width = d.getIntrinsicWidth(); 483de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int height = d.getIntrinsicHeight(); 484de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 4854b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int x = getPaddingLeft() - (mWidthGap / 2) - (width / 2); 486de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int col = 0; col <= countX; col++) { 4874b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int y = getPaddingTop() - (mHeightGap / 2) - (height / 2); 488de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int row = 0; row <= countY; row++) { 489de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy mTmpPointF.set(x - mDragCenter.x, y - mDragCenter.y); 490de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float dist = mTmpPointF.length(); 491de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // Crosshairs further from the drag point are more faint 492de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float alpha = Math.min(MAX_ALPHA, 493de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy DISTANCE_MULTIPLIER * (MAX_VISIBLE_DISTANCE - dist)); 494de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (alpha > 0.0f) { 495de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setBounds(x, y, x + width, y + height); 496de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setAlpha((int) (alpha * 255 * mCrosshairsVisibility)); 497de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.draw(canvas); 498de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 499de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy y += mCellHeight + mHeightGap; 500de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 501de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy x += mCellWidth + mWidthGap; 502de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 5034be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 504150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 5058e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 5064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 507472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 5084be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 5094be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Point p = mDragOutlines[i]; 5104be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 511472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 5124be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato canvas.drawBitmap(b, p.x, p.y, paint); 513150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 5146569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 51596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 51696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 51796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 51896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 51996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = mPressedOrFocusedIcon.getPressedOrFocusedBackgroundPadding(); 52096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final Bitmap b = mPressedOrFocusedIcon.getPressedOrFocusedBackground(); 52196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (b != null) { 52296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy canvas.drawBitmap(b, 5234b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getLeft() + getPaddingLeft() - padding, 5244b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getTop() + getPaddingTop() - padding, 52596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy null); 52696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 52796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 52869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 52969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // The folder outer / inner ring image(s) 53069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen for (int i = 0; i < mFolderOuterRings.size(); i++) { 53169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen FolderRingAnimator fra = mFolderOuterRings.get(i); 53269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 53369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw outer ring 53469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen Drawable d = FolderRingAnimator.sSharedOuterRingDrawable; 53569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int width = (int) fra.getOuterRingSize(); 53669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int height = width; 53769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 53869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 53969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int centerX = mTempLocation[0] + mCellWidth / 2; 54069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int centerY = mTempLocation[1] + FolderRingAnimator.sPreviewSize / 2; 54169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 54269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 54369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - height / 2); 54469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 54569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 54669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 54769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 54869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw inner ring 54969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d = FolderRingAnimator.sSharedInnerRingDrawable; 55069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen width = (int) fra.getInnerRingSize(); 55169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen height = width; 55269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 55369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 55469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen centerX = mTempLocation[0] + mCellWidth / 2; 55569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen centerY = mTempLocation[1] + FolderRingAnimator.sPreviewSize / 2; 55669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 55769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - width / 2); 55869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 55969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 56069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 56169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 562c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 563c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen if (mFolderLeaveBehindCell[0] >= 0 && mFolderLeaveBehindCell[1] >= 0) { 564c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen Drawable d = FolderIcon.sSharedFolderLeaveBehind; 565c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int width = d.getIntrinsicWidth(); 566c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int height = d.getIntrinsicHeight(); 567c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 568c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen cellToPoint(mFolderLeaveBehindCell[0], mFolderLeaveBehindCell[1], mTempLocation); 569c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int centerX = mTempLocation[0] + mCellWidth / 2; 570c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen int centerY = mTempLocation[1] + FolderRingAnimator.sPreviewSize / 2; 571c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 572c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.save(); 573c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.translate(centerX - width / 2, centerY - width / 2); 574c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen d.setBounds(0, 0, width, height); 575c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen d.draw(canvas); 576c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen canvas.restore(); 577c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 57869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 57969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 58069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void showFolderAccept(FolderRingAnimator fra) { 58169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.add(fra); 58269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 58369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 58469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void hideFolderAccept(FolderRingAnimator fra) { 58569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen if (mFolderOuterRings.contains(fra)) { 58669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.remove(fra); 58769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 58869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen invalidate(); 5896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 5906569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 591c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen public void setFolderLeaveBehindCell(int x, int y) { 592c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[0] = x; 593c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[1] = y; 594c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen invalidate(); 595c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 596c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 597c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen public void clearFolderLeaveBehind() { 598c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[0] = -1; 599c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen mFolderLeaveBehindCell[1] = -1; 600c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen invalidate(); 601c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen } 602c51934bfdfed6a5011c6d6c5b7b70f2d75613d41Adam Cohen 6036569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 60483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 60583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 60683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 60783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 60883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 60983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 61083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 61183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 61283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 61383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 61483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 615dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 616dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 617dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 618dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 61931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 620d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 62131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 62231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 62331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 624d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 62531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 62631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 627f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public boolean addViewToCellLayout( 628f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka View child, int index, int childId, LayoutParams params, boolean markCells) { 629aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 630aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 63131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 63231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 633d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 634aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 635aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 636d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 637d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 638aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 639aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 64031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6418c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.addView(child, index, lp); 642dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 643f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 6440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 645aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 646aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 647aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 64831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 6493e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 650bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka public void setAcceptsDrops(boolean acceptsDrops) { 651bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka if (mAcceptsDrops != acceptsDrops) { 652bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka mAcceptsDrops = acceptsDrops; 653bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka invalidate(); 654bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 655bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 656bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 65731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 6580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 6590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 6608c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViews(); 6610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 6657cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka if (mChildren.getChildCount() > 0) { 6667cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka clearOccupiedCells(); 6677cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka mChildren.removeAllViewsInLayout(); 6687cfc2825c3a1029f962d2fc387ae2eaa85b51798Michael Jurka } 6690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 671f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 672cf6125c2d30ce02d8ab6cbe8e37a20f6a831e216Michael Jurka mChildren.removeView(view); 673f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 674f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 6750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 6770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 6788c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeView(view); 6790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 6838c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(index)); 6848c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewAt(index); 6850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 6890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 6908c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewInLayout(view); 6910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 6950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 6968c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 6970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6988c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViews(start, count); 6990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 7000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 7010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 7020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 7030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 7048c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 7050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 7068c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewsInLayout(start, count); 7070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 7080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 7098c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka public void drawChildren(Canvas canvas) { 7108c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.draw(canvas); 71131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 71231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 713abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka void buildChildrenLayer() { 714abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka mChildren.buildLayer(); 715abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka } 716abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka 71731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 71831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 71931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 72031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 72131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 723af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 72431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 725af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final Rect frame = mRect; 726af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int x = touchX + mScrollX; 727af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int y = touchY + mScrollY; 7288c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final int count = mChildren.getChildCount(); 72931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 730af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 731af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 7328c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final View child = mChildren.getChildAt(i); 733d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 734af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 7351b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && 7361b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen lp.isLockedToGrid) { 737af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 7380be025d64c1f84138fe430a58875886e66aae767Winson Chung 7390be025d64c1f84138fe430a58875886e66aae767Winson Chung // The child hit rect is relative to the CellLayoutChildren parent, so we need to 7400be025d64c1f84138fe430a58875886e66aae767Winson Chung // offset that by this CellLayout's padding to test an (x,y) point that is relative 7410be025d64c1f84138fe430a58875886e66aae767Winson Chung // to this view. 7424b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung frame.offset(mPaddingLeft, mPaddingTop); 7430be025d64c1f84138fe430a58875886e66aae767Winson Chung 744af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 745af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 746af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 747af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 748af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 749af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 750af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 751af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 75231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 75331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 754af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 755aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 756d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka mLastDownOnOccupiedCell = found; 757d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka 758af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 7590be025d64c1f84138fe430a58875886e66aae767Winson Chung final int cellXY[] = mTmpXY; 760af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 76131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 762af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 763af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 764af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 765af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 766af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 767af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 768af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 769af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 77031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 771af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 772af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 773dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 774dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 775dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 776af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int action = ev.getAction(); 777af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final CellInfo cellInfo = mCellInfo; 77831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 779af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 780af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 78131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (action == MotionEvent.ACTION_UP) { 78231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cell = null; 78331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellX = -1; 78431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellY = -1; 78531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanX = 0; 78631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanY = 0; 78731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setTag(cellInfo); 78831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 78931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 79031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 79131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 79231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 79331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 79431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 7950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 79631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 79731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7986569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 799aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 80131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 80231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 80331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 80431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 8054b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8064b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 80731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 80931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 81031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 811d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 812d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 81331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 81431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 81631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 81731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 81831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 819aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 82031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 82131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 82231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 82331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 82431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 82531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 82631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 82731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 82831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 82931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 83031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 83131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 832aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 833aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 83431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 835aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 83631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 83731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 83831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 8394b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8404b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 84131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 84231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 84331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 84431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 846e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen /** 847e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * Given a cell coordinate, return the point that represents the upper left corner of that cell 848e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 849e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellX X coordinate of the cell 850e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellY Y coordinate of the cell 851e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 852e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 853e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen */ 854e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen void cellToCenterPoint(int cellX, int cellY, int[] result) { 8554b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8564b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 857e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 858e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap) + mCellWidth / 2; 859e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap) + mCellHeight / 2; 860e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen } 861e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 86284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 86384f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 86484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 86584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 86684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 86784f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 86884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 86984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 870d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getWidthGap() { 871d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mWidthGap; 872d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 873d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 874d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getHeightGap() { 875d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mHeightGap; 876d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 877d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 8787f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen Rect getContentRect(Rect r) { 8797f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen if (r == null) { 8807f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r = new Rect(); 8817f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 8827f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int left = getPaddingLeft(); 8837f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int top = getPaddingTop(); 8844b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int right = left + getWidth() - mPaddingLeft - mPaddingRight; 8854b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int bottom = top + getHeight() - mPaddingTop - mPaddingBottom; 8867f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r.set(left, top, right, bottom); 8877f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return r; 8887f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 8897f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 89031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 89131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 89231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // TODO: currently ignoring padding 893aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 89431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 895aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 896aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 89731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 89831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 899aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 90031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 90131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 90231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 90331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 904d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 905d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 906d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 907234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen if (mOriginalWidthGap < 0 || mOriginalHeightGap < 0) { 9084b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int hSpace = widthSpecSize - mPaddingLeft - mPaddingRight; 9094b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int vSpace = heightSpecSize - mPaddingTop - mPaddingBottom; 9104b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int hFreeSpace = hSpace - (mCountX * mOriginalCellWidth); 9114b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int vFreeSpace = vSpace - (mCountY * mOriginalCellHeight); 9124b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mWidthGap = Math.min(mMaxGap, numWidthGaps > 0 ? (hFreeSpace / numWidthGaps) : 0); 9134b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mHeightGap = Math.min(mMaxGap,numHeightGaps > 0 ? (vFreeSpace / numHeightGaps) : 0); 9144b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mChildren.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 915234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen } else { 916234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mWidthGap = mOriginalWidthGap; 917234c4cd54406e363a2ebc213f6ae5be284414988Adam Cohen mHeightGap = mOriginalHeightGap; 918ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 9195f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 9208c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 9218c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newWidth = widthSpecSize; 9228c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newHeight = heightSpecSize; 9238c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 9244b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung newWidth = mPaddingLeft + mPaddingRight + (mCountX * mCellWidth) + 9258c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountX - 1) * mWidthGap); 9264b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung newHeight = mPaddingTop + mPaddingBottom + (mCountY * mCellHeight) + 9278c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountY - 1) * mHeightGap); 9288c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 9298c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka } 93031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9318c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int count = getChildCount(); 93231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 93331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 9344b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(newWidth - mPaddingLeft - 9354b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPaddingRight, MeasureSpec.EXACTLY); 9364b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(newHeight - mPaddingTop - 9374b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPaddingBottom, MeasureSpec.EXACTLY); 93831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 93931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 9408c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 94131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 94231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 94331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 94428750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 94531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 94631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 9478c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka View child = getChildAt(i); 9484b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung child.layout(mPaddingLeft, mPaddingTop, 9494b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r - l - mPaddingRight, b - t - mPaddingBottom); 95031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 95131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 95231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 95331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 954dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 955dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 95618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 95733945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 958dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 959dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 960dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 96131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 9628c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawingCacheEnabled(enabled); 96331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 96431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 96531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 96631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 9678c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawnWithCacheEnabled(enabled); 96831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 96931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9705f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 9715f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 972dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 973dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 974742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastBackgroundAlpha(float alpha) { 975742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka mBackgroundAlpha = alpha; 976742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 977742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 9781b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 9791b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen mBackgroundAlphaMultiplier = multiplier; 9801b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 9811b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 982ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 983ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 984ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 985ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 9865f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 9875f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka mBackgroundAlpha = alpha; 9880142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka invalidate(); 989dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 990dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 9915f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // Need to return true to let the view system know we know how to handle alpha-- this is 9925f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // because when our children have an alpha of 0.0f, they are still rendering their "dimmed" 9935f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // versions 9945f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka @Override 9955f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka protected boolean onSetAlpha(int alpha) { 9965f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return true; 9975f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 9985f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 9995f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setAlpha(float alpha) { 10005f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka setChildrenAlpha(alpha); 10015f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka super.setAlpha(alpha); 10025f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 10035f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 1004742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastAlpha(float alpha) { 1005742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka setFastChildrenAlpha(alpha); 1006742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka super.setFastAlpha(alpha); 1007742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 1008742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 1009dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private void setChildrenAlpha(float alpha) { 10100142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 10110142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 1012dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 1013dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1014dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 1015dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 1016742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka private void setFastChildrenAlpha(float alpha) { 1017742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka final int childCount = getChildCount(); 1018742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka for (int i = 0; i < childCount; i++) { 1019742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka getChildAt(i).setFastAlpha(alpha); 1020742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 1021742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 1022742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 1023440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 10248c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka return mChildren.getChildAt(x, y); 1025440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 1026440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 102776fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen public boolean animateChildToPosition(final View child, int cellX, int cellY, int duration, 102876fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen int delay) { 1029bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen CellLayoutChildren clc = getChildrenLayout(); 1030bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (clc.indexOfChild(child) != -1 && !mOccupied[cellX][cellY]) { 1031bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1032bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final ItemInfo info = (ItemInfo) child.getTag(); 1033bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1034bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // We cancel any existing animations 1035bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1036bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.get(lp).cancel(); 1037bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1038bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1039bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1040bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int oldX = lp.x; 1041bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int oldY = lp.y; 1042bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mOccupied[lp.cellX][lp.cellY] = false; 1043bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mOccupied[cellX][cellY] = true; 1044bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1045bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1046bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.cellX = info.cellX = cellX; 1047bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.cellY = info.cellY = cellY; 1048bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen clc.setupLp(lp); 1049bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = false; 1050bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int newX = lp.x; 1051bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int newY = lp.y; 1052bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 105376fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.x = oldX; 105476fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.y = oldY; 105576fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen child.requestLayout(); 105676fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 1057bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen PropertyValuesHolder x = PropertyValuesHolder.ofInt("x", oldX, newX); 1058bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen PropertyValuesHolder y = PropertyValuesHolder.ofInt("y", oldY, newY); 1059bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(lp, x, y); 1060bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.setDuration(duration); 1061bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.put(lp, oa); 1062bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.addUpdateListener(new AnimatorUpdateListener() { 1063bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 1064bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen child.requestLayout(); 1065bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1066bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1067bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.addListener(new AnimatorListenerAdapter() { 1068bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen boolean cancelled = false; 1069bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationEnd(Animator animation) { 1070bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // If the animation was cancelled, it means that another animation 1071bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // has interrupted this one, and we don't want to lock the item into 1072bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // place just yet. 1073bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (!cancelled) { 1074bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1075bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1076bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1077bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1078bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1079bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1080bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationCancel(Animator animation) { 1081bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen cancelled = true; 1082bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1083bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 108476fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen oa.setStartDelay(delay); 1085bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.start(); 1086bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return true; 1087bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1088bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return false; 1089bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1090bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 10916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 10926569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 10936569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 10946569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 10956569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 10966569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 10976569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 10986569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 10996569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 11006569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 1101d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 1102d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 11036569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1104a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 1105a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 1106a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 11076569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 11086569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 11096569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 11106569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 11116569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 11126569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11136569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 11146569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 11156569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 11166569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 11176569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11186569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 11196569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11206569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 11214be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato void visualizeDropLocation( 11224be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato View v, Bitmap dragOutline, int originX, int originY, int spanX, int spanY) { 11234be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 112408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 112508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 11264be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int[] nearest = findNearestVacantArea(originX, originY, spanX, spanY, v, mDragCell); 1127a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 1128a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 1129a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 1130a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 1131a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 11326569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 11332801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (dragOutline == null && v == null) { 11342801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (mCrosshairsDrawable != null) { 11352801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen invalidate(); 11362801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 11372801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return; 11382801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 11392801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 114008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy if (nearest != null && (nearest[0] != oldDragCellX || nearest[1] != oldDragCellY)) { 11416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 1142de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 1143de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy cellToPoint(nearest[0], nearest[1], topLeft); 1144de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 11454be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 11464be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 11476569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1148a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 114999e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // When drawing the drag outline, it did not account for margin offsets 115099e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // added by the view's parent. 115199e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen MarginLayoutParams lp = (MarginLayoutParams) v.getLayoutParams(); 115299e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen left += lp.leftMargin; 115399e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen top += lp.topMargin; 115499e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen 115599e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // Offsets due to the size difference between the View and the dragOutline. 115699e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // There is a size difference to account for the outer blur, which may lie 115799e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // outside the bounds of the view. 1158a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung left += (v.getWidth() - dragOutline.getWidth()) / 2; 1159a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 11606639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen } else { 11616639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen // Center the drag outline in the cell 11624b576be59e58072cc03b5a8d36afb6a322513575Winson Chung left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 11634b576be59e58072cc03b5a8d36afb6a322513575Winson Chung - dragOutline.getWidth()) / 2; 11644b576be59e58072cc03b5a8d36afb6a322513575Winson Chung top += ((mCellHeight * spanY) + ((spanY - 1) * mHeightGap) 11654b576be59e58072cc03b5a8d36afb6a322513575Winson Chung - dragOutline.getHeight()) / 2; 1166a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 1167150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 11684be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 116908ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 117008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 1171150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 117208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlines[mDragOutlineCurrent].set(left, top); 117308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 117408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 11756569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 117649250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy 117749250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy // If we are drawing crosshairs, the entire CellLayout needs to be invalidated 117849250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy if (mCrosshairsDrawable != null) { 117949250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy invalidate(); 118049250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy } 11816569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1183e0310965022e7a1adb7ad489505d404186608689Adam Cohen public void clearDragOutlines() { 1184e0310965022e7a1adb7ad489505d404186608689Adam Cohen final int oldIndex = mDragOutlineCurrent; 1185e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragOutlineAnims[oldIndex].animateOut(); 1186e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragCell[0] = -1; 1187e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragCell[1] = -1; 1188e0310965022e7a1adb7ad489505d404186608689Adam Cohen } 1189e0310965022e7a1adb7ad489505d404186608689Adam Cohen 119031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 119170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 119270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 1193aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 119451afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 119551afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 119670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 119770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 1198de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 1199de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 120070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 120170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 120231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 12036a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka int[] findNearestVacantArea( 1204de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1205de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 12066a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1207aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 12086a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 12096a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 12106a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 12116a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 12126a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 12136a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 12146a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 12156a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 1216df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1217df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1218df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * be allocated) 12196a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 12206a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 12216a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 1222df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int spanX, int spanY, View ignoreView, 1223df0353815c629fc678824b07a234b89a1ff94208Adam Cohen boolean ignoreOccupied, int[] result) { 1224c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1225c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 1226c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 1227e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // For items with a spanX / spanY > 1, the passed in point (pixelX, pixelY) corresponds 1228e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // to the center of the item, but we are searching based on the top-left cell, so 1229e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // we translate the point over to correspond to the top-left. 1230e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelX -= (mCellWidth + mWidthGap) * (spanX - 1) / 2f; 1231e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelY -= (mCellHeight + mHeightGap) * (spanY - 1) / 2f; 1232e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 123370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1234de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 123570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1236aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1237de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1238de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1239de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final boolean[][] occupied = mOccupied; 1240de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1241bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = 0; y < countY - (spanY - 1); y++) { 1242c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1243bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = 0; x < countX - (spanX - 1); x++) { 1244df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (ignoreOccupied) { 1245df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int i = 0; i < spanX; i++) { 1246df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int j = 0; j < spanY; j++) { 1247df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (occupied[x + i][y + j]) { 1248df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // small optimization: we can skip to after the column we 1249df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // just found an occupied cell 1250df0353815c629fc678824b07a234b89a1ff94208Adam Cohen x += i; 1251df0353815c629fc678824b07a234b89a1ff94208Adam Cohen continue inner; 1252df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1253c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1254c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1255c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 12560be025d64c1f84138fe430a58875886e66aae767Winson Chung final int[] cellXY = mTmpXY; 1257e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen cellToCenterPoint(x, y, cellXY); 1258c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1259c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1260c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1261c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka if (distance <= bestDistance) { 1262c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1263c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1264c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1265c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 126631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 126731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1268c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1269c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 127031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1271c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen // Return -1, -1 if no suitable location found 1272c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen if (bestDistance == Double.MAX_VALUE) { 1273c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[0] = -1; 1274c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[1] = -1; 127570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1276c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen return bestXY; 127731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1278aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1279df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1280df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1281df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1282df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1283df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1284df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1285df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1286df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1287df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1288df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1289df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1290df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1291df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1292df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestVacantArea( 1293df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 1294df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, ignoreView, true, result); 1295df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1296df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 1297df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1298df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a starting cell position that will fit the given bounds nearest the requested 1299df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1300df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1301df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1302df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1303df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1304df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1305df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1306df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1307df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1308df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1309df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1310df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea( 1311df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1312df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, null, false, result); 1313df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1314df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 13150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 13160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 13170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 13190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 13200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 13210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 13220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 13230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 13240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 13260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 13270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 13280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 13290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 13310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 13330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null); 13340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 13360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 13370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 13380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 13400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 13410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 13420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 13430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 13440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 13450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 13470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, ignoreView); 13480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 13500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 13510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 13520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 13530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 13550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 13560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 13570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 13580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 13590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 13610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 13630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 13640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 13650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY, spanX, spanY, intersectX, intersectY, null); 13660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 13680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 13690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 13700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 13720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY, View ignoreView) { 1373c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1374c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 13750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 137628750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 13770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 13780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 13790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 13800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 13810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 13830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 13840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 13850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 13870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 13880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 13890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 13910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 13920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 13930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1395bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 13960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 1397bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 13980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 13990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 14000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (mOccupied[x + i][y + j]) { 1401bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 14020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 1403bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 14040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 14050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 14090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 14100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 14110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 141228750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 141328750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 14140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 14170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 14180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 14190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 14200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 14210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 14220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 14230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 14240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1427c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1428c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 142928750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 14300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 143231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1433c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * A drag event has begun over this layout. 1434c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * It may have begun over this layout (in which case onDragChild is called first), 1435c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung * or it may have begun on another layout. 1436c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung */ 1437c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung void onDragEnter() { 1438c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung if (!mDragging) { 1439c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung // Fade in the drag indicators 1440c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung if (mCrosshairsAnimator != null) { 1441c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung mCrosshairsAnimator.animateIn(); 1442c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung } 1443c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung } 1444c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung mDragging = true; 1445c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung } 1446c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung 1447c07918d0053fc7d2a19d7b013565a5d2e7d4af51Winson Chung /** 14480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 14496569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 14500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 14514be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 14524be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 14534be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 14544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 14554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 14566569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 14574be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Fade out the drag indicators 14584be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mCrosshairsAnimator != null) { 14594be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mCrosshairsAnimator.animateOut(); 14604be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 14614be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 146208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 146308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 146408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[0] = -1; 146508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[1] = -1; 146608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 146708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 146808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 146933945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 14706569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 14716569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 14726569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 1473aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 1474de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 1475ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 147631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 147731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 147831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1479716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen void onDropChild(View child) { 1480d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 1481d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 148284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 1483d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 1484d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 148531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 148631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 148731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 148831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 1489aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 149031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 149131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 1492aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 149331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 14946569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 149531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 14966569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, RectF resultRect) { 149731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 149831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 149931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 150031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 1501aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 15024b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 15034b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 1504aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 150531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 150631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 150731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 150831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 150931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 1510aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 15116569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 151231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1513aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 151431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1515aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 151631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 1517aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 151831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 151931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 15208f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 152131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 15228f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 15239987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 15249987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 15259987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 15269987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 152731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 152831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 152979e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 153079e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 153131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 153279e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 153331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 153454c725cc294cd43ed0650179bfae64a622547660Winson Chung int spanX = (int) Math.ceil(width / (float) smallerSize); 153554c725cc294cd43ed0650179bfae64a622547660Winson Chung int spanY = (int) Math.ceil(height / (float) smallerSize); 153679e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 15378f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 15388f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 15398f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 15408f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 15418f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 15428f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 154331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 154431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1545f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka public int[] cellSpansToSize(int hSpans, int vSpans) { 1546f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka int[] size = new int[2]; 1547f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[0] = hSpans * mCellWidth + (hSpans - 1) * mWidthGap; 1548f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[1] = vSpans * mCellHeight + (vSpans - 1) * mHeightGap; 1549f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka return size; 1550f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka } 1551f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka 155231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1553047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 1554047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 1555047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 1556047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 1557047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 1558047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1559047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 1560047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 1561047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 1562047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 1563047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 1564047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 1565047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 1566047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 1567047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 1568047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 1569047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1570047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 1571047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 1572047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 1573047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1574047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1575047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 157631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 157731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 157831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 157931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 158031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 1581aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 158231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 158331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 158431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 158531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 158731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 158831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 158931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 159031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 159131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15922801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int y = 0; y < yCount; y++) { 15932801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int x = 0; x < xCount; x++) { 159431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 159531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 159631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 159731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 159831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 159931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 160031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 160131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 160231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 160331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 160431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 160531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 160631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 160731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 160831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 160931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 161031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 161131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 16140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 16150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 16160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 161731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 16190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 162031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16211b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 16221b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Given a view, determines how much that view can be expanded in all directions, in terms of 16231b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * whether or not there are other items occupying adjacent cells. Used by the 16241b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * AppWidgetResizeFrame to determine how the widget can be resized. 16251b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1626d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void getExpandabilityArrayForView(View view, int[] expandability) { 16271b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen final LayoutParams lp = (LayoutParams) view.getLayoutParams(); 1628d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen boolean flag; 1629d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16301b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT] = 0; 1631d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX - 1; x >= 0; x--) { 1632d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1633d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1634d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1635d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1636d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16371b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT]++; 1638d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1639d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16401b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP] = 0; 1641d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY - 1; y >= 0; y--) { 1642d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1643d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1644d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1645d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1646d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16471b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP]++; 16481b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1649d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16501b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT] = 0; 1651d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX + lp.cellHSpan; x < mCountX; x++) { 1652d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1653d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1654d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1655d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1656d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16571b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT]++; 16581b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1659d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16601b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM] = 0; 1661d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY + lp.cellVSpan; y < mCountY; y++) { 1662d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1663d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1664d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1665d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1666d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16671b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM]++; 16681b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1669d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1670d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void onMove(View view, int newCellX, int newCellY) { 16720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 16730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 16740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(newCellX, newCellY, lp.cellHSpan, lp.cellVSpan, true); 16750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 167631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1677d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsOccupiedForView(View view) { 16788c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 16790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 16800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, true); 16810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 16820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1683d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsUnoccupiedForView(View view) { 16848c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 16850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 16860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, false); 16870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 16880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 16890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean value) { 16900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 16910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 16920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = value; 169331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 169431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 169531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 169631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16972801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredWidth() { 16984b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return mPaddingLeft + mPaddingRight + (mCountX * mCellWidth) + 16992801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountX - 1), 0) * mWidthGap); 17002801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 17012801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 17022801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredHeight() { 17034b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return mPaddingTop + mPaddingBottom + (mCountY * mCellHeight) + 17042801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountY - 1), 0) * mHeightGap); 17052801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 17062801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 170766d72178af91d455700875635473be942bc90e54Michael Jurka public boolean isOccupied(int x, int y) { 170866d72178af91d455700875635473be942bc90e54Michael Jurka if (x < mCountX && y < mCountY) { 170966d72178af91d455700875635473be942bc90e54Michael Jurka return mOccupied[x][y]; 171066d72178af91d455700875635473be942bc90e54Michael Jurka } else { 171166d72178af91d455700875635473be942bc90e54Michael Jurka throw new RuntimeException("Position exceeds the bound of this CellLayout"); 171266d72178af91d455700875635473be942bc90e54Michael Jurka } 171366d72178af91d455700875635473be942bc90e54Michael Jurka } 171466d72178af91d455700875635473be942bc90e54Michael Jurka 171531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 171631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 171731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 171831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 171931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 172031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 172131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 172231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 172331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 172431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 172531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 172631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 172731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 172831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 172931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1730aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 1731aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 1732aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 1733aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1734aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1735aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 1736aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 1737aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 1738aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1739aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1740aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 174131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 174231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 174331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 174431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 174531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 174631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 174731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 174831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 174931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical location of the item in the grid. 175031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 175131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 175231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellY; 175331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 175431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 175531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 175631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 175731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 175831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 175931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 176031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 176131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 176231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 176331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 176431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 1765aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 17661b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 17671b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Indicates whether the item will set its x, y, width and height parameters freely, 17681b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan. 17691b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1770d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public boolean isLockedToGrid = true; 1771d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 177231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 177331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 177431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 177531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 177631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 177731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 177831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 177984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 1780fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 178131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 178231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 178331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 178431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 178531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 178631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 178731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 178831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 178931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 179031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 179131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1792aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1793aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 1794aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 1795aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 1796aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 1797aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 1798aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 1799aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1800aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 180131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 18028f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 180331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 180431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 180531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 180631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 180731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 180831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 18097f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap) { 1810d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (isLockedToGrid) { 1811d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellHSpan = cellHSpan; 1812d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellVSpan = cellVSpan; 1813d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellX = cellX; 1814d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellY = cellY; 18151b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen 1816d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 1817d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen leftMargin - rightMargin; 1818d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 1819d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen topMargin - bottomMargin; 18207f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen x = myCellX * (cellWidth + widthGap) + leftMargin; 18217f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen y = myCellY * (cellHeight + heightGap) + topMargin; 1822d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1823d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1824d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 1825aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 1826aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 1827aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 18287f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18297f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setWidth(int width) { 18307f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.width = width; 18317f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18327f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18337f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getWidth() { 18347f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return width; 18357f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18367f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18377f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setHeight(int height) { 18387f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.height = height; 18397f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18407f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18417f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getHeight() { 18427f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return height; 18437f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18447f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18457f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setX(int x) { 18467f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.x = x; 18477f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18487f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18497f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getX() { 18507f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return x; 18517f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18527f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18537f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setY(int y) { 18547f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.y = y; 18557f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18567f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18577f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getY() { 18587f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return y; 18597f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 186031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 186131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 18620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 18630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 18640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 18650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 18660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 18670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 1868e5fb0f27bca7afb996258a7163c76ca7390d7bffMichael Jurka static final class CellInfo { 186931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 1870a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 1871a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 187231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 187331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 187431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 18753d503fbd9468fb2b9fa645f4f7b91e11229edbfaWinson Chung long container; 187631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 187731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 187831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 1879aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 1880aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 188131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 188231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1883d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka 1884d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka public boolean lastDownOnOccupiedCell() { 1885d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka return mLastDownOnOccupiedCell; 1886d771c96e5d156ffde5d35ee13ce053de60dc3163Michael Jurka } 188731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1888