CellLayout.java revision bfbfd26c627a18f8e1e3e6d0e53e78feab360203
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; 508e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy 51c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohenimport java.util.Arrays; 52bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohenimport java.util.HashMap; 53c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen 54bdb5c5342adc550559fd723af461e53248f2fba8Michael Jurkapublic class CellLayout extends ViewGroup { 55aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung static final String TAG = "CellLayout"; 56aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 5731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellWidth; 5831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellHeight; 59aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 60aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mLeftPadding; 61aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mRightPadding; 62aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mTopPadding; 63aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mBottomPadding; 64aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 65d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountX; 66d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountY; 6731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mWidthGap; 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mHeightGap; 7031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final Rect mRect = new Rect(); 7231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final CellInfo mCellInfo = new CellInfo(); 73aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 74de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // These are temporary variables to prevent having to allocate a new object just to 75de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // return an (x, y) value from helper functions. Do NOT use them to maintain other state. 760be025d64c1f84138fe430a58875886e66aae767Winson Chung private final int[] mTmpXY = new int[2]; 77de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final int[] mTmpPoint = new int[2]; 78de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final PointF mTmpPointF = new PointF(); 796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 8031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean[][] mOccupied; 8131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private OnTouchListener mInterceptTouchListener; 83dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 845f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka private float mBackgroundAlpha; 851b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen private float mBackgroundAlphaMultiplier = 1.0f; 86f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 8733945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackground; 8833945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackground; 8933945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackground; 9033945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackgroundMini; 9133945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalGlowBackgroundMini; 9233945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackgroundMini; 9333945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackgroundMini; 9418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka private Rect mBackgroundRect; 9533945b21544bc98381df17726a3537c292d8c985Michael Jurka private Rect mGlowBackgroundRect; 9633945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundScale; 9733945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundAlpha; 9833945b21544bc98381df17726a3537c292d8c985Michael Jurka 99df0353815c629fc678824b07a234b89a1ff94208Adam Cohen private boolean mAcceptsDrops = true; 10033945b21544bc98381df17726a3537c292d8c985Michael Jurka // If we're actively dragging something over this screen, mIsDragOverlapping is true 10133945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOverlapping = false; 10233945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOccuring = false; 10333945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDefaultDropTarget = false; 104de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final Point mDragCenter = new Point(); 1056569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 106150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // These arrays are used to implement the drag visualization on x-large screens. 1074be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // They are used as circular arrays, indexed by mDragOutlineCurrent. 10863257c110a4ee54d5e8872c471cce254cf613c7aWinson Chung private Point[] mDragOutlines = new Point[4]; 109472b281d5cb4f5660df981a6c912266b9f5703feChet Haase private float[] mDragOutlineAlphas = new float[mDragOutlines.length]; 1104be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private InterruptibleInOutAnimator[] mDragOutlineAnims = 1114be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato new InterruptibleInOutAnimator[mDragOutlines.length]; 112150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 113150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // Used as an index into the above 3 arrays; indicates which is the most current value. 1144be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private int mDragOutlineCurrent = 0; 1158e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy private final Paint mDragOutlinePaint = new Paint(); 116150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 11796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private BubbleTextView mPressedOrFocusedIcon; 11896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 119de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private Drawable mCrosshairsDrawable = null; 12049250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy private InterruptibleInOutAnimator mCrosshairsAnimator = null; 121de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private float mCrosshairsVisibility = 0.0f; 122de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 123bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen private HashMap<CellLayout.LayoutParams, ObjectAnimator> mReorderAnimators = new 124bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen HashMap<CellLayout.LayoutParams, ObjectAnimator>(); 125bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1266569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // When a drag operation is in progress, holds the nearest cell to the touch point 1276569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mDragCell = new int[2]; 12831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private boolean mDragging = false; 1304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 131ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy private TimeInterpolator mEaseOutInterpolator; 1328c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka private CellLayoutChildren mChildren; 133ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 13431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context) { 13531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, null); 13631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 13731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs) { 13931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 14031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs, int defStyle) { 14331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 1446569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1456569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // A ViewGroup usually does not draw, but CellLayout needs to draw a rectangle to show 1466569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // the user where a dragged item will land when dropped. 1476569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy setWillNotDraw(false); 148a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka 14931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CellLayout, defStyle, 0); 15031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellWidth = a.getDimensionPixelSize(R.styleable.CellLayout_cellWidth, 10); 15231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellHeight = a.getDimensionPixelSize(R.styleable.CellLayout_cellHeight, 10); 153ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = a.getDimensionPixelSize(R.styleable.CellLayout_widthGap, -1); 154ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mHeightGap = a.getDimensionPixelSize(R.styleable.CellLayout_heightGap, -1); 155aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 156d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mLeftPadding = 157d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_xAxisStartPadding, 10); 158d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mRightPadding = 159d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_xAxisEndPadding, 10); 160d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mTopPadding = 161d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_yAxisStartPadding, 10); 162d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mBottomPadding = 163d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_yAxisEndPadding, 10); 164aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 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 175b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackground = res.getDrawable(R.drawable.homescreen_large_blue); 176b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveBackground = res.getDrawable(R.drawable.homescreen_large_green); 177b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackground = res.getDrawable(R.drawable.homescreen_large_green_strong); 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); 278f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int widthGap = r.getDimensionPixelSize(R.dimen.workspace_width_gap_port); 279f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 28032271c3d20939d4fa02d4c84e1d95cefd5c183fdMichael Jurka return widthGap * (numCells - 1) + cellWidth * numCells; 281f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 282f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 283f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int heightInLandscape(Resources r, int numCells) { 284f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 285f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 286f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 287f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellHeight = r.getDimensionPixelSize(R.dimen.workspace_cell_height); 288f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int heightGap = r.getDimensionPixelSize(R.dimen.workspace_height_gap_land); 289f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 29032271c3d20939d4fa02d4c84e1d95cefd5c183fdMichael Jurka return heightGap * (numCells - 1) + cellHeight * numCells; 291f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 292f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 2932801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void enableHardwareLayers() { 2942801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mChildren.enableHardwareLayers(); 2952801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 2962801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 2972801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void setGridSize(int x, int y) { 2982801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountX = x; 2992801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountY = y; 3002801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mOccupied = new boolean[mCountX][mCountY]; 3012801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 3022801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 30396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private void invalidateBubbleTextView(BubbleTextView icon) { 30496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = icon.getPressedOrFocusedBackgroundPadding(); 3057f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen invalidate(icon.getLeft() + getLeftPadding() - padding, 3067f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen icon.getTop() + getTopPadding() - padding, 3077f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen icon.getRight() + getLeftPadding() + padding, 3087f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen icon.getBottom() + getTopPadding() + padding); 30996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 31096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 31196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy void setPressedOrFocusedIcon(BubbleTextView icon) { 31296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 31396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 31496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy BubbleTextView oldIcon = mPressedOrFocusedIcon; 31596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon = icon; 31696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (oldIcon != null) { 31796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(oldIcon); 31896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 31996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 32096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(mPressedOrFocusedIcon); 32196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 32296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 32396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 3246e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung public CellLayoutChildren getChildrenLayout() { 3256e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung if (getChildCount() > 0) { 3266e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return (CellLayoutChildren) getChildAt(0); 3276e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 3286e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return null; 3296e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 3306e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung 33133945b21544bc98381df17726a3537c292d8c985Michael Jurka public void setIsDefaultDropTarget(boolean isDefaultDropTarget) { 33233945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDefaultDropTarget != isDefaultDropTarget) { 33333945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDefaultDropTarget = isDefaultDropTarget; 33433945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 33533945b21544bc98381df17726a3537c292d8c985Michael Jurka } 33633945b21544bc98381df17726a3537c292d8c985Michael Jurka } 33733945b21544bc98381df17726a3537c292d8c985Michael Jurka 33833945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOccuring(boolean isDragOccuring) { 33933945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOccuring != isDragOccuring) { 34033945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOccuring = isDragOccuring; 34133945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 34233945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34333945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34433945b21544bc98381df17726a3537c292d8c985Michael Jurka 34533945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 34633945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 34733945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 34833945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 34933945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35033945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35133945b21544bc98381df17726a3537c292d8c985Michael Jurka 35233945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 35333945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 35433945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35533945b21544bc98381df17726a3537c292d8c985Michael Jurka 35633945b21544bc98381df17726a3537c292d8c985Michael Jurka private void updateGlowRect() { 35733945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 35818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (mBackgroundRect.right - mBackgroundRect.left)); 35918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (mBackgroundRect.bottom - mBackgroundRect.top)); 36033945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect.set(mBackgroundRect.left - marginX, mBackgroundRect.top - marginY, 36118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.right + marginX, mBackgroundRect.bottom + marginY); 36218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 36318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 36418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 36518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverScale(float scaleFactor) { 36633945b21544bc98381df17726a3537c292d8c985Michael Jurka if (scaleFactor != mGlowBackgroundScale) { 36733945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundScale = scaleFactor; 36833945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 3698deb1e6a17900253708fad73016db05851b8d822Michael Jurka if (getParent() != null) { 3708deb1e6a17900253708fad73016db05851b8d822Michael Jurka ((View) getParent()).invalidate(); 3718deb1e6a17900253708fad73016db05851b8d822Michael Jurka } 37218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 37518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverScale() { 37633945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundScale; 37718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 37918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverAlpha() { 38033945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundAlpha; 38118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 38218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 38318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverAlpha(float alpha) { 38433945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundAlpha = alpha; 38518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 38618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 38718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 38818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka void animateDrop() { 389b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung Resources res = getResources(); 390b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung float onDropScale = res.getInteger(R.integer.config_screenOnDropScalePercent) / 100.0f; 391b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung ObjectAnimator scaleUp = ObjectAnimator.ofFloat(this, "hoverScale", onDropScale); 392b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung scaleUp.setDuration(res.getInteger(R.integer.config_screenOnDropScaleUpDuration)); 393b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung ObjectAnimator scaleDown = ObjectAnimator.ofFloat(this, "hoverScale", 1.0f); 394b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung scaleDown.setDuration(res.getInteger(R.integer.config_screenOnDropScaleDownDuration)); 395b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung ObjectAnimator alphaFadeOut = ObjectAnimator.ofFloat(this, "hoverAlpha", 0.0f); 396b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 397b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung alphaFadeOut.setStartDelay(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 398b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung alphaFadeOut.setDuration(res.getInteger(R.integer.config_screenOnDropAlphaFadeDuration)); 399b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 400b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung AnimatorSet bouncer = new AnimatorSet(); 401b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.play(scaleUp).before(scaleDown); 402b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.play(scaleUp).with(alphaFadeOut); 403b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.addListener(new AnimatorListenerAdapter() { 404b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung @Override 405b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung public void onAnimationStart(Animator animation) { 406b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setIsDragOverlapping(true); 407b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung } 408b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung @Override 409b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung public void onAnimationEnd(Animator animation) { 410b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setIsDragOverlapping(false); 411b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setHoverScale(1.0f); 412b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setHoverAlpha(1.0f); 413b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung } 414b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung }); 415b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.start(); 416a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy } 417a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy 418a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 4191262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 4203e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 4213e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 4223e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 4233e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 4243e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 425b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung if (mBackgroundAlpha > 0.0f) { 426f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 42733945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean mini = getScaleX() < 0.5f; 42833945b21544bc98381df17726a3537c292d8c985Michael Jurka 42933945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 43033945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 43133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveGlowBackground; 43233945b21544bc98381df17726a3537c292d8c985Michael Jurka } else if (mIsDragOccuring && mAcceptsDrops) { 43333945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveBackground; 4343af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen } else if (mIsDefaultDropTarget && mini) { 4353af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen bg = mNormalGlowBackgroundMini; 436f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 43733945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mNormalBackgroundMini : mNormalBackground; 438f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 43933945b21544bc98381df17726a3537c292d8c985Michael Jurka 44033945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 44133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 44233945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 44333945b21544bc98381df17726a3537c292d8c985Michael Jurka 44433945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mini && mIsDragOverlapping) { 44518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka boolean modifiedClipRect = false; 44633945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mGlowBackgroundScale > 1.0f) { 44718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // If the hover background's scale is greater than 1, we'll be drawing outside 44818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // the bounds of this CellLayout. Get around that by temporarily increasing the 44918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // size of the clip rect 45033945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 45118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Rect clipRect = canvas.getClipBounds(); 45218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (clipRect.right - clipRect.left)); 45318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (clipRect.bottom - clipRect.top)); 45418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.save(Canvas.CLIP_SAVE_FLAG); 45518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.clipRect(-marginX, -marginY, 45618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka getWidth() + marginX, getHeight() + marginY, Region.Op.REPLACE); 45718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka modifiedClipRect = true; 45818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 45918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 46033945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setAlpha( 46133945b21544bc98381df17726a3537c292d8c985Michael Jurka (int) (mBackgroundAlpha * mGlowBackgroundAlpha * 255)); 46233945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setBounds(mGlowBackgroundRect); 46333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.draw(canvas); 46418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (modifiedClipRect) { 46518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.restore(); 46618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 4673e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 468a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 46931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 470de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (mCrosshairsVisibility > 0.0f) { 471de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 472de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 473de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 474de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float MAX_ALPHA = 0.4f; 475de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int MAX_VISIBLE_DISTANCE = 600; 476de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float DISTANCE_MULTIPLIER = 0.002f; 477de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 478de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final Drawable d = mCrosshairsDrawable; 479de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int width = d.getIntrinsicWidth(); 480de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int height = d.getIntrinsicHeight(); 481de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 482de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int x = getLeftPadding() - (mWidthGap / 2) - (width / 2); 483de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int col = 0; col <= countX; col++) { 484de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int y = getTopPadding() - (mHeightGap / 2) - (height / 2); 485de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int row = 0; row <= countY; row++) { 486de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy mTmpPointF.set(x - mDragCenter.x, y - mDragCenter.y); 487de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float dist = mTmpPointF.length(); 488de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // Crosshairs further from the drag point are more faint 489de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float alpha = Math.min(MAX_ALPHA, 490de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy DISTANCE_MULTIPLIER * (MAX_VISIBLE_DISTANCE - dist)); 491de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (alpha > 0.0f) { 492de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setBounds(x, y, x + width, y + height); 493de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setAlpha((int) (alpha * 255 * mCrosshairsVisibility)); 494de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.draw(canvas); 495de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 496de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy y += mCellHeight + mHeightGap; 497de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 498de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy x += mCellWidth + mWidthGap; 499de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 5004be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 501150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 5028e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 5034be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 504472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 5054be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 5064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Point p = mDragOutlines[i]; 5074be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 508472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 5094be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato canvas.drawBitmap(b, p.x, p.y, paint); 510150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 5116569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 51296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 51396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 51496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 51596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 51696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = mPressedOrFocusedIcon.getPressedOrFocusedBackgroundPadding(); 51796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final Bitmap b = mPressedOrFocusedIcon.getPressedOrFocusedBackground(); 51896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (b != null) { 51996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy canvas.drawBitmap(b, 5207f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen mPressedOrFocusedIcon.getLeft() + getLeftPadding() - padding, 5217f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen mPressedOrFocusedIcon.getTop() + getTopPadding() - padding, 52296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy null); 52396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 52496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 5256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 5266569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 5276569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 52883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 52983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 53083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 53183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 53283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 53383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 53483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 53583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 53683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 53783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 53883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 539dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 540dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 541dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 542dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 54331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 544d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 54531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 54731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 548d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 54931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 55031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 551f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public boolean addViewToCellLayout( 552f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka View child, int index, int childId, LayoutParams params, boolean markCells) { 553aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 554aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 55531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 55631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 557d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 558aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 559aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 560d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 561d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 562aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 563aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 56431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5658c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.addView(child, index, lp); 566dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 567f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 5680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 569aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 570aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 571aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 57231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 5733e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 574bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka public void setAcceptsDrops(boolean acceptsDrops) { 575bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka if (mAcceptsDrops != acceptsDrops) { 576bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka mAcceptsDrops = acceptsDrops; 577bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka invalidate(); 578bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 579bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 580bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 5813e7c7634531302271270c8cf418abc959d621cbcMichael Jurka public boolean getAcceptsDrops() { 5823e7c7634531302271270c8cf418abc959d621cbcMichael Jurka return mAcceptsDrops; 5833e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 58431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 58531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 5860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 5870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5888c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViews(); 5890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 5930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5948c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViewsInLayout(); 5950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 597f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 598cf6125c2d30ce02d8ab6cbe8e37a20f6a831e216Michael Jurka mChildren.removeView(view); 599f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 600f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 6010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 6030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 6048c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeView(view); 6050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 6098c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(index)); 6108c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewAt(index); 6110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 6150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 6168c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewInLayout(view); 6170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 6210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 6228c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 6230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6248c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViews(start, count); 6250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 6290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 6308c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 6310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6328c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewsInLayout(start, count); 6330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6358c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka public void drawChildren(Canvas canvas) { 6368c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.draw(canvas); 63731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 63831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 639abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka void buildChildrenLayer() { 640abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka mChildren.buildLayer(); 641abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka } 642abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka 64331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 64431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 64531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 64631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 64731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 64831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 649af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 65031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 651af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final Rect frame = mRect; 652af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int x = touchX + mScrollX; 653af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int y = touchY + mScrollY; 6548c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final int count = mChildren.getChildCount(); 65531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 656af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 657af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 6588c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final View child = mChildren.getChildAt(i); 659d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 660af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 6611b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && 6621b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen lp.isLockedToGrid) { 663af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 6640be025d64c1f84138fe430a58875886e66aae767Winson Chung 6650be025d64c1f84138fe430a58875886e66aae767Winson Chung // The child hit rect is relative to the CellLayoutChildren parent, so we need to 6660be025d64c1f84138fe430a58875886e66aae767Winson Chung // offset that by this CellLayout's padding to test an (x,y) point that is relative 6670be025d64c1f84138fe430a58875886e66aae767Winson Chung // to this view. 6680be025d64c1f84138fe430a58875886e66aae767Winson Chung final int tmpXY[] = mTmpXY; 6690be025d64c1f84138fe430a58875886e66aae767Winson Chung child.getLocationOnScreen(tmpXY); 6700be025d64c1f84138fe430a58875886e66aae767Winson Chung frame.offset(mLeftPadding, mTopPadding); 6710be025d64c1f84138fe430a58875886e66aae767Winson Chung 672af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 673af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 674af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 675af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 676af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 677af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 678af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.valid = true; 679af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 680af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 68131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 683af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 684aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 685af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 6860be025d64c1f84138fe430a58875886e66aae767Winson Chung final int cellXY[] = mTmpXY; 687af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 68831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 689af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 690af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 691af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 692af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 693af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 6940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellInfo.valid = cellXY[0] >= 0 && cellXY[1] >= 0 && cellXY[0] < mCountX && 6950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] < mCountY && !mOccupied[cellXY[0]][cellXY[1]]; 696af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 697af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 698af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 69931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 700af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 701af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 702dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 703dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 704dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 705af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int action = ev.getAction(); 706af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final CellInfo cellInfo = mCellInfo; 70731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 708af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 709af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 71031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (action == MotionEvent.ACTION_UP) { 71131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cell = null; 71231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellX = -1; 71331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellY = -1; 71431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanX = 0; 71531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanY = 0; 71631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.valid = false; 71731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setTag(cellInfo); 71831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 71931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 72031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 72131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 72331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 72431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 7250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 72631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7286569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 729aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 73031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 73131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 73231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 73331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 73431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 735aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 736aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 73731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 73831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 73931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 74031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 741d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 742d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 74331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 74431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 74531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 74631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 74731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 74831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 749aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 75031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 75131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 75231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 75331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 75431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 75531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 75631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 75731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 75831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 75931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 76031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 76131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 762aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 763aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 76431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 765aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 76631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 76731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 76831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 769aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 770aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 77131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 77331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 77431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 77531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 776e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen /** 777e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * Given a cell coordinate, return the point that represents the upper left corner of that cell 778e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 779e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellX X coordinate of the cell 780e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellY Y coordinate of the cell 781e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 782e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 783e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen */ 784e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen void cellToCenterPoint(int cellX, int cellY, int[] result) { 785e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen final int hStartPadding = getLeftPadding(); 786e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen final int vStartPadding = getTopPadding(); 787e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 788e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap) + mCellWidth / 2; 789e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap) + mCellHeight / 2; 790e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen } 791e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 79284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 79384f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 79484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 79584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 79684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 79784f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 79884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 79984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 800d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getWidthGap() { 801d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mWidthGap; 802d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 803d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 804d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getHeightGap() { 805d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mHeightGap; 806d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 807d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 8081a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getLeftPadding() { 809aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mLeftPadding; 8101a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 8111a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 8121a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getTopPadding() { 813aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mTopPadding; 8141a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 8151a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 8161a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getRightPadding() { 817aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mRightPadding; 8181a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 8191a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 8201a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getBottomPadding() { 821aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mBottomPadding; 8221a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 8231a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 8247f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen Rect getContentRect(Rect r) { 8257f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen if (r == null) { 8267f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r = new Rect(); 8277f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 8287f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int left = getPaddingLeft(); 8297f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int top = getPaddingTop(); 8307f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int right = left + getWidth() - mLeftPadding - mRightPadding; 8317f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int bottom = top + getHeight() - mTopPadding - mBottomPadding; 8327f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r.set(left, top, right, bottom); 8337f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return r; 8347f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 8357f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 83631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 83731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 83831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // TODO: currently ignoring padding 839aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 84031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 841aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 842aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 84331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 84431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 845aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 84631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 84731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 84831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 85031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 85131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 85231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 853d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 854d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 855d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 856ece7f5b3b55cab646941123e03589241a61678e2Winson Chung if (mWidthGap < 0 || mHeightGap < 0) { 857ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int vSpaceLeft = heightSpecSize - mTopPadding - mBottomPadding - (cellHeight * mCountY); 8582801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mHeightGap = numHeightGaps > 0 ? vSpaceLeft / numHeightGaps : 0; 859d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 860ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int hSpaceLeft = widthSpecSize - mLeftPadding - mRightPadding - (cellWidth * mCountX); 8612801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mWidthGap = numWidthGaps > 0 ? hSpaceLeft / numWidthGaps : 0; 862aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 863ece7f5b3b55cab646941123e03589241a61678e2Winson Chung // center it around the min gaps 864ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int minGap = Math.min(mWidthGap, mHeightGap); 865ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = mHeightGap = minGap; 866ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 8675f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 8688c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 8698c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newWidth = widthSpecSize; 8708c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newHeight = heightSpecSize; 8718c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 8728c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka newWidth = mLeftPadding + mRightPadding + (mCountX * cellWidth) + 8738c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountX - 1) * mWidthGap); 8748c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka newHeight = mTopPadding + mBottomPadding + (mCountY * cellHeight) + 8758c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountY - 1) * mHeightGap); 8768c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 8778c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka } 87831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8798c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int count = getChildCount(); 88031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 88131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 8822801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(newWidth - mLeftPadding - 8832801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mRightPadding, MeasureSpec.EXACTLY); 8842801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(newHeight - mTopPadding - 8852801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mBottomPadding, MeasureSpec.EXACTLY); 88631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 88731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 8888c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 88931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 89031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 89131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 89228750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 89331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 89431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 8958c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka View child = getChildAt(i); 896bb60e2e4d74e8bdceee79da29e6e053845b40d16Adam Cohen child.layout(mLeftPadding, mTopPadding, r - l - mRightPadding , b - t - mBottomPadding); 89731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 89831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 89931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 90031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 901dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 902dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 90318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 90433945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 905dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 906dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 907dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 90831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 9098c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawingCacheEnabled(enabled); 91031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 91131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 91231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 91331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 9148c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawnWithCacheEnabled(enabled); 91531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 91631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9175f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 9185f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 919dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 920dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 921742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastBackgroundAlpha(float alpha) { 922742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka mBackgroundAlpha = alpha; 923742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 924742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 9251b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 9261b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen mBackgroundAlphaMultiplier = multiplier; 9271b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 9281b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 929ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 930ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 931ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 932ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 9335f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 9345f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka mBackgroundAlpha = alpha; 9350142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka invalidate(); 936dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 937dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 9385f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // Need to return true to let the view system know we know how to handle alpha-- this is 9395f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // because when our children have an alpha of 0.0f, they are still rendering their "dimmed" 9405f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // versions 9415f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka @Override 9425f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka protected boolean onSetAlpha(int alpha) { 9435f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return true; 9445f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 9455f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 9465f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setAlpha(float alpha) { 9475f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka setChildrenAlpha(alpha); 9485f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka super.setAlpha(alpha); 9495f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 9505f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 951742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastAlpha(float alpha) { 952742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka setFastChildrenAlpha(alpha); 953742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka super.setFastAlpha(alpha); 954742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 955742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 956dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private void setChildrenAlpha(float alpha) { 9570142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 9580142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 959dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 960dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 961dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 962dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 963742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka private void setFastChildrenAlpha(float alpha) { 964742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka final int childCount = getChildCount(); 965742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka for (int i = 0; i < childCount; i++) { 966742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka getChildAt(i).setFastAlpha(alpha); 967742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 968742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 969742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 970440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 9718c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka return mChildren.getChildAt(x, y); 972440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 973440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 974bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public boolean animateChildToPosition(final View child, int cellX, int cellY, int duration) { 975bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen CellLayoutChildren clc = getChildrenLayout(); 976bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (clc.indexOfChild(child) != -1 && !mOccupied[cellX][cellY]) { 977bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 978bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final ItemInfo info = (ItemInfo) child.getTag(); 979bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 980bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // We cancel any existing animations 981bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 982bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.get(lp).cancel(); 983bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 984bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 985bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 986bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int oldX = lp.x; 987bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int oldY = lp.y; 988bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mOccupied[lp.cellX][lp.cellY] = false; 989bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mOccupied[cellX][cellY] = true; 990bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 991bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 992bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.cellX = info.cellX = cellX; 993bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.cellY = info.cellY = cellY; 994bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen clc.setupLp(lp); 995bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = false; 996bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int newX = lp.x; 997bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int newY = lp.y; 998bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 999bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen PropertyValuesHolder x = PropertyValuesHolder.ofInt("x", oldX, newX); 1000bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen PropertyValuesHolder y = PropertyValuesHolder.ofInt("y", oldY, newY); 1001bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(lp, x, y); 1002bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.setDuration(duration); 1003bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.put(lp, oa); 1004bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.addUpdateListener(new AnimatorUpdateListener() { 1005bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 1006bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen child.requestLayout(); 1007bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1008bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1009bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.addListener(new AnimatorListenerAdapter() { 1010bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen boolean cancelled = false; 1011bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationEnd(Animator animation) { 1012bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // If the animation was cancelled, it means that another animation 1013bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // has interrupted this one, and we don't want to lock the item into 1014bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // place just yet. 1015bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (!cancelled) { 1016bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1017bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1018bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1019bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1020bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1021bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1022bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationCancel(Animator animation) { 1023bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen cancelled = true; 1024bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1025bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1026bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.start(); 1027bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return true; 1028bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1029bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return false; 1030bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1031bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 10326569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 10336569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 10346569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 10356569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 10366569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 10376569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 10386569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 10396569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 10406569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 10416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 1042d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 1043d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 10446569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1045a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 1046a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 1047a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 10486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 10496569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 10506569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 10516569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 10526569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 10536569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10546569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 10556569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 10566569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 10576569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 10586569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10596569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 10606569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10616569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 10624be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato void visualizeDropLocation( 10634be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato View v, Bitmap dragOutline, int originX, int originY, int spanX, int spanY) { 10644be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 106508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 106608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 10674be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int[] nearest = findNearestVacantArea(originX, originY, spanX, spanY, v, mDragCell); 1068a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 1069a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 1070a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 1071a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 1072a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 10736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 10742801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (dragOutline == null && v == null) { 10752801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (mCrosshairsDrawable != null) { 10762801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen invalidate(); 10772801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 10782801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return; 10792801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 10802801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 108108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy if (nearest != null && (nearest[0] != oldDragCellX || nearest[1] != oldDragCellY)) { 10826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 1083de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 1084de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy cellToPoint(nearest[0], nearest[1], topLeft); 1085de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 10864be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 10874be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 10886569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1089a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 109099e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // When drawing the drag outline, it did not account for margin offsets 109199e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // added by the view's parent. 109299e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen MarginLayoutParams lp = (MarginLayoutParams) v.getLayoutParams(); 109399e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen left += lp.leftMargin; 109499e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen top += lp.topMargin; 109599e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen 109699e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // Offsets due to the size difference between the View and the dragOutline. 109799e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // There is a size difference to account for the outer blur, which may lie 109899e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // outside the bounds of the view. 1099a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung left += (v.getWidth() - dragOutline.getWidth()) / 2; 1100a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 11016639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen } else { 11026639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen // Center the drag outline in the cell 11034b576be59e58072cc03b5a8d36afb6a322513575Winson Chung left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 11044b576be59e58072cc03b5a8d36afb6a322513575Winson Chung - dragOutline.getWidth()) / 2; 11054b576be59e58072cc03b5a8d36afb6a322513575Winson Chung top += ((mCellHeight * spanY) + ((spanY - 1) * mHeightGap) 11064b576be59e58072cc03b5a8d36afb6a322513575Winson Chung - dragOutline.getHeight()) / 2; 1107a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 1108150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 11094be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 111008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 111108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 1112150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 111308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlines[mDragOutlineCurrent].set(left, top); 111408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 111508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 11166569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 111749250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy 111849250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy // If we are drawing crosshairs, the entire CellLayout needs to be invalidated 111949250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy if (mCrosshairsDrawable != null) { 112049250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy invalidate(); 112149250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy } 11226569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11236569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1124e0310965022e7a1adb7ad489505d404186608689Adam Cohen public void clearDragOutlines() { 1125e0310965022e7a1adb7ad489505d404186608689Adam Cohen final int oldIndex = mDragOutlineCurrent; 1126e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragOutlineAnims[oldIndex].animateOut(); 1127e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragCell[0] = -1; 1128e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragCell[1] = -1; 1129e0310965022e7a1adb7ad489505d404186608689Adam Cohen } 1130e0310965022e7a1adb7ad489505d404186608689Adam Cohen 113131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 113270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 113370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 1134aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 113551afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 113651afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 113770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 113870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 1139de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 1140de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 114170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 114270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 114331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 11446a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka int[] findNearestVacantArea( 1145de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1146de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 11476a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1148aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 11496a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 11506a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 11516a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 11526a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 11536a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 11546a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 11556a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 11566a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 1157df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1158df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1159df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * be allocated) 11606a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 11616a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 11626a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 1163df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int spanX, int spanY, View ignoreView, 1164df0353815c629fc678824b07a234b89a1ff94208Adam Cohen boolean ignoreOccupied, int[] result) { 1165c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1166c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 1167c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 1168e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // For items with a spanX / spanY > 1, the passed in point (pixelX, pixelY) corresponds 1169e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // to the center of the item, but we are searching based on the top-left cell, so 1170e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // we translate the point over to correspond to the top-left. 1171e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelX -= (mCellWidth + mWidthGap) * (spanX - 1) / 2f; 1172e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelY -= (mCellHeight + mHeightGap) * (spanY - 1) / 2f; 1173e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 117470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1175de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 117670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1177aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1178de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1179de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1180de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final boolean[][] occupied = mOccupied; 1181de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1182bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = 0; y < countY - (spanY - 1); y++) { 1183c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1184bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = 0; x < countX - (spanX - 1); x++) { 1185df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (ignoreOccupied) { 1186df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int i = 0; i < spanX; i++) { 1187df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int j = 0; j < spanY; j++) { 1188df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (occupied[x + i][y + j]) { 1189df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // small optimization: we can skip to after the column we 1190df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // just found an occupied cell 1191df0353815c629fc678824b07a234b89a1ff94208Adam Cohen x += i; 1192df0353815c629fc678824b07a234b89a1ff94208Adam Cohen continue inner; 1193df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1194c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1195c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1196c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 11970be025d64c1f84138fe430a58875886e66aae767Winson Chung final int[] cellXY = mTmpXY; 1198e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen cellToCenterPoint(x, y, cellXY); 1199c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1200c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1201c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1202c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka if (distance <= bestDistance) { 1203c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1204c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1205c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1206c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 120731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 120831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1209c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1210c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 121131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1212c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen // Return -1, -1 if no suitable location found 1213c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen if (bestDistance == Double.MAX_VALUE) { 1214c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[0] = -1; 1215c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[1] = -1; 121670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1217c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen return bestXY; 121831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1219aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1220df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1221df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1222df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1223df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1224df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1225df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1226df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1227df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1228df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1229df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1230df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1231df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1232df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1233df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestVacantArea( 1234df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 1235df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, ignoreView, true, result); 1236df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1237df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 1238df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1239df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a starting cell position that will fit the given bounds nearest the requested 1240df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1241df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1242df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1243df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1244df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1245df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1246df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1247df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1248df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1249df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1250df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1251df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea( 1252df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1253df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, null, false, result); 1254df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1255df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 12560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 12570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 12580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 12600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 12610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 12620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 12630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 12640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 12650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 12670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 12680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 12690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 12700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 12720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 12730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 12740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null); 12750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 12770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 12780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 12790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 12810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 12820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 12830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 12840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 12850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 12860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 12870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 12880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, ignoreView); 12890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 12910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 12920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 12930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 12940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 12960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 12970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 12980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 12990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 13000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 13020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 13040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 13050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 13060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY, spanX, spanY, intersectX, intersectY, null); 13070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 13090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 13100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 13110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 13130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY, View ignoreView) { 1314c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1315c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 13160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 131728750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 13180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 13190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 13200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 13210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 13220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 13240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 13250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 13260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 13280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 13290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 13300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 13320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 13330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 13340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1336bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 13370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 1338bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 13390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 13400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 13410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (mOccupied[x + i][y + j]) { 1342bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 13430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 1344bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 13450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 13460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 13500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 13510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 13520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 135328750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 135428750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 13550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 13580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 13590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 13600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 13610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 13620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 13630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 13640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 13650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1368c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1369c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 137028750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 13710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 137331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 13740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 13756569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 13760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 13774be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 13784be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 13794be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 13804be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 13814be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 13826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 13834be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Fade out the drag indicators 13844be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mCrosshairsAnimator != null) { 13854be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mCrosshairsAnimator.animateOut(); 13864be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 13874be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 138808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 138908ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 139008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[0] = -1; 139108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[1] = -1; 139208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 139308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 139408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 139533945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 13966569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 13976569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 13986569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 1399aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 1400de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 1401ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 140231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 140331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 140431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1405d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka void onDropChild(View child, boolean animate) { 1406d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 1407d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1408d94533d04a5f8f5485f106d10af60169857ea899Romain Guy lp.isDragging = false; 140984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 1410d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka lp.animateDrop = animate; 1411e3887cc4ec3cebda2333298e56a35acb49ccdf13Patrick Dubroy child.setVisibility(animate ? View.INVISIBLE : View.VISIBLE); 1412d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 1413d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 141431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 141531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 141631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 141731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Start dragging the specified child 1418aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 141931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dragged 142031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 142131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void onDragChild(View child) { 142231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LayoutParams lp = (LayoutParams) child.getLayoutParams(); 142331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.isDragging = true; 1424de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 1425de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1426de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy /** 1427de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * A drag event has begun over this layout. 1428de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * It may have begun over this layout (in which case onDragChild is called first), 1429de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * or it may have begun on another layout. 1430de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy */ 1431a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung void onDragEnter() { 1432fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (!mDragging) { 1433fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy // Fade in the drag indicators 1434fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (mCrosshairsAnimator != null) { 1435fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy mCrosshairsAnimator.animateIn(); 1436fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 14374be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 14384be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = true; 143931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1440aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 144131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 144231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 1443aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 144431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 144531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 1446aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 144731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 14486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 144931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 14506569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, RectF resultRect) { 145131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 145231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 145331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 145431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 1455aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1456aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 1457aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 1458aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 145931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 146031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 146131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 146231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 146331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 1464aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 14656569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 146631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1467aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 146831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1469aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 147031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 1471aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 147231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 147331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 14748f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 147531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 14768f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 14779987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 14789987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 14799987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 14809987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 148131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 148231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 148379e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 148479e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 148531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 148679e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 148731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 148831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX = (width + smallerSize) / smallerSize; 148931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY = (height + smallerSize) / smallerSize; 149079e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 14918f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 14928f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 14938f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 14948f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 14958f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 14968f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 149731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 149831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1499f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka public int[] cellSpansToSize(int hSpans, int vSpans) { 1500f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka int[] size = new int[2]; 1501f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[0] = hSpans * mCellWidth + (hSpans - 1) * mWidthGap; 1502f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[1] = vSpans * mCellHeight + (vSpans - 1) * mHeightGap; 1503f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka return size; 1504f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka } 1505f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka 150631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1507047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 1508047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 1509047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 1510047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 1511047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 1512047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1513047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 1514047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 1515047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 1516047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 1517047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 1518047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 1519047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 1520047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 1521047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 1522047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 1523047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1524047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 1525047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 1526047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 1527047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1528047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1529047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 153031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 153131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 153231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 153331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 153431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 1535aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 153631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 153731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 153831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 153931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 154131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 154231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 154331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 154431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 154531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15462801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int y = 0; y < yCount; y++) { 15472801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int x = 0; x < xCount; x++) { 154831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 154931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 155031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 155131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 155231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 155331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 155431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 155531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 155631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 155731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 155831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 155931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 156031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 156131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 156231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 156331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 156431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 156531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 156631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 15680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 15690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 15700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 157131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 157231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 15730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 157431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15751b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 15761b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Given a view, determines how much that view can be expanded in all directions, in terms of 15771b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * whether or not there are other items occupying adjacent cells. Used by the 15781b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * AppWidgetResizeFrame to determine how the widget can be resized. 15791b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1580d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void getExpandabilityArrayForView(View view, int[] expandability) { 15811b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen final LayoutParams lp = (LayoutParams) view.getLayoutParams(); 1582d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen boolean flag; 1583d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 15841b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT] = 0; 1585d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX - 1; x >= 0; x--) { 1586d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1587d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1588d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1589d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1590d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 15911b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT]++; 1592d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1593d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 15941b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP] = 0; 1595d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY - 1; y >= 0; y--) { 1596d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1597d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1598d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1599d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1600d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16011b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP]++; 16021b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1603d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16041b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT] = 0; 1605d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX + lp.cellHSpan; x < mCountX; x++) { 1606d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1607d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1608d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1609d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1610d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16111b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT]++; 16121b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1613d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16141b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM] = 0; 1615d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY + lp.cellVSpan; y < mCountY; y++) { 1616d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1617d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1618d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1619d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1620d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16211b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM]++; 16221b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1623d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1624d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void onMove(View view, int newCellX, int newCellY) { 16260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 16270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 16280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(newCellX, newCellY, lp.cellHSpan, lp.cellVSpan, true); 16290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 163031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1631d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsOccupiedForView(View view) { 16328c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 16330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 16340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, true); 16350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 16360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1637d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsUnoccupiedForView(View view) { 16388c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 16390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 16400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, false); 16410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 16420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 16430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean value) { 16440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 16450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 16460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = value; 164731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 164831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 164931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 165031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16512801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredWidth() { 16522801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return mLeftPadding + mRightPadding + (mCountX * mCellWidth) + 16532801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountX - 1), 0) * mWidthGap); 16542801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 16552801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 16562801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredHeight() { 16572801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return mTopPadding + mBottomPadding + (mCountY * mCellHeight) + 16582801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountY - 1), 0) * mHeightGap); 16592801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 16602801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 166166d72178af91d455700875635473be942bc90e54Michael Jurka public boolean isOccupied(int x, int y) { 166266d72178af91d455700875635473be942bc90e54Michael Jurka if (x < mCountX && y < mCountY) { 166366d72178af91d455700875635473be942bc90e54Michael Jurka return mOccupied[x][y]; 166466d72178af91d455700875635473be942bc90e54Michael Jurka } else { 166566d72178af91d455700875635473be942bc90e54Michael Jurka throw new RuntimeException("Position exceeds the bound of this CellLayout"); 166666d72178af91d455700875635473be942bc90e54Michael Jurka } 166766d72178af91d455700875635473be942bc90e54Michael Jurka } 166866d72178af91d455700875635473be942bc90e54Michael Jurka 166931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 167031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 167131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 167231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 167331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 167431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 167531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 167631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 167731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 167831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 167931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 168031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 168131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 168231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 168331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1684aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 1685aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 1686aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 1687aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1688aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1689aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 1690aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 1691aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 1692aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1693aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1694aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 169531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 169631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 169731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 169831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 169931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 170031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 170131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 170231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 170331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical location of the item in the grid. 170431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 170531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 170631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellY; 170731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 170831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 170931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 171031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 171131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 171231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 171331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 171431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 171531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 171631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 171731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 171831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 1719aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 17201b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 17211b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Indicates whether the item will set its x, y, width and height parameters freely, 17221b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan. 17231b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1724d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public boolean isLockedToGrid = true; 1725d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 172631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 172731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Is this item currently being dragged 172831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 172931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean isDragging; 173031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 173131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 173231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 173331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 173431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 173531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 173631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 173731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1738ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1739ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old X coordinate of this item, relative to its current parent. 1740ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1741ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1742ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldX; 1743ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 1744ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1745ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old Y coordinate of this item, relative to its current parent. 1746ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1747ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1748ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldY; 1749ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 175084f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 1751fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 1752d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka boolean animateDrop; 1753d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka 175431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 175531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 175631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 175731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 175831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 175931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 176031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 176131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 176231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 176331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 176431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1765aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1766aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 1767aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 1768aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 1769aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 1770aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 1771aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 1772aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1773aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 177431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 17758f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 177631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 177731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 177831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 177931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 178031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 178131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17827f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap) { 1783d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (isLockedToGrid) { 1784d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellHSpan = cellHSpan; 1785d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellVSpan = cellVSpan; 1786d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellX = cellX; 1787d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellY = cellY; 17881b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen 1789d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 1790d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen leftMargin - rightMargin; 1791d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 1792d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen topMargin - bottomMargin; 17937f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen x = myCellX * (cellWidth + widthGap) + leftMargin; 17947f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen y = myCellY * (cellHeight + heightGap) + topMargin; 1795d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1796d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1797d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 1798aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 1799aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 1800aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 18017f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18027f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setWidth(int width) { 18037f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.width = width; 18047f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18057f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18067f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getWidth() { 18077f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return width; 18087f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18097f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18107f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setHeight(int height) { 18117f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.height = height; 18127f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18137f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18147f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getHeight() { 18157f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return height; 18167f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18177f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18187f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setX(int x) { 18197f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.x = x; 18207f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18217f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18227f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getX() { 18237f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return x; 18247f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18257f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18267f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setY(int y) { 18277f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.y = y; 18287f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18297f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18307f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getY() { 18317f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return y; 18327f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 183331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 183431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 18350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 18360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 18370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 18380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 18390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 18400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 1841e5fb0f27bca7afb996258a7163c76ca7390d7bffMichael Jurka static final class CellInfo { 184231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 1843a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 1844a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 184531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 184631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 184731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 184831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean valid; 184931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 185031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 185131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 1852aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 1853aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 185431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 185531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 185631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1857