CellLayout.java revision 6639687cd67bab1aeef2a75e5c6bc458b20dc082
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 196639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohenimport java.util.Arrays; 20aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 214be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.Animator; 224be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.AnimatorListenerAdapter; 2318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.AnimatorSet; 2418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.ObjectAnimator; 2500397b1d9233409d9d6b233b077ae12d09768ce8Chet Haaseimport android.animation.TimeInterpolator; 26de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator; 27de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator.AnimatorUpdateListener; 2831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 2979e56263dbcbe85dc434df372bc6e6730aa13477Joe Onoratoimport android.content.res.Resources; 30aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.content.res.TypedArray; 314be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Bitmap; 32aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.graphics.Canvas; 334be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Paint; 34de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.Point; 35de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.PointF; 3631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 3731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.RectF; 3818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.graphics.Region; 396569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.drawable.Drawable; 4031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 414be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.util.Log; 4231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewDebug; 4531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 46aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.Animation; 47150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chungimport android.view.animation.DecelerateInterpolator; 48aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.LayoutAnimationController; 4931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 506639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohenimport com.android.launcher.R; 518e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy 52bdb5c5342adc550559fd723af461e53248f2fba8Michael Jurkapublic class CellLayout extends ViewGroup { 53aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung static final String TAG = "CellLayout"; 54aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 5531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellWidth; 5631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellHeight; 57aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 58aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mLeftPadding; 59aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mRightPadding; 60aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mTopPadding; 61aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mBottomPadding; 62aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 63d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountX; 64d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountY; 6531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mWidthGap; 6731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mHeightGap; 6831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final Rect mRect = new Rect(); 7031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final CellInfo mCellInfo = new CellInfo(); 71aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 72de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // These are temporary variables to prevent having to allocate a new object just to 73de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // return an (x, y) value from helper functions. Do NOT use them to maintain other state. 746569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mTmpCellXY = new int[2]; 75de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final int[] mTmpPoint = new int[2]; 76de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final PointF mTmpPointF = new PointF(); 776569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 7831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean[][] mOccupied; 7931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private OnTouchListener mInterceptTouchListener; 81dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 825f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka private float mBackgroundAlpha; 831b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen private float mBackgroundAlphaMultiplier = 1.0f; 84f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 8533945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackground; 8633945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackground; 8733945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackground; 8833945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackgroundMini; 8933945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalGlowBackgroundMini; 9033945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackgroundMini; 9133945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackgroundMini; 9218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka private Rect mBackgroundRect; 9333945b21544bc98381df17726a3537c292d8c985Michael Jurka private Rect mGlowBackgroundRect; 9433945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundScale; 9533945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundAlpha; 9633945b21544bc98381df17726a3537c292d8c985Michael Jurka 97df0353815c629fc678824b07a234b89a1ff94208Adam Cohen private boolean mAcceptsDrops = true; 9833945b21544bc98381df17726a3537c292d8c985Michael Jurka // If we're actively dragging something over this screen, mIsDragOverlapping is true 9933945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOverlapping = false; 10033945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOccuring = false; 10133945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDefaultDropTarget = false; 102de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final Point mDragCenter = new Point(); 1036569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 104150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // These arrays are used to implement the drag visualization on x-large screens. 1054be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // They are used as circular arrays, indexed by mDragOutlineCurrent. 1064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private Point[] mDragOutlines = new Point[8]; 107472b281d5cb4f5660df981a6c912266b9f5703feChet Haase private float[] mDragOutlineAlphas = new float[mDragOutlines.length]; 1084be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private InterruptibleInOutAnimator[] mDragOutlineAnims = 1094be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato new InterruptibleInOutAnimator[mDragOutlines.length]; 110150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 111150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // Used as an index into the above 3 arrays; indicates which is the most current value. 1124be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private int mDragOutlineCurrent = 0; 1138e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy private final Paint mDragOutlinePaint = new Paint(); 114150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 11596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private BubbleTextView mPressedOrFocusedIcon; 11696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 117de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private Drawable mCrosshairsDrawable = null; 11849250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy private InterruptibleInOutAnimator mCrosshairsAnimator = null; 119de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private float mCrosshairsVisibility = 0.0f; 120de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1216569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // When a drag operation is in progress, holds the nearest cell to the touch point 1226569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mDragCell = new int[2]; 12331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1244be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private boolean mDragging = false; 1254be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 126ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy private TimeInterpolator mEaseOutInterpolator; 1278c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka private CellLayoutChildren mChildren; 128ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 12931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context) { 13031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, null); 13131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 13231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs) { 13431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 13531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 13631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs, int defStyle) { 13831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 1396569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1406569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // A ViewGroup usually does not draw, but CellLayout needs to draw a rectangle to show 1416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // the user where a dragged item will land when dropped. 1426569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy setWillNotDraw(false); 143a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka 14431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CellLayout, defStyle, 0); 14531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellWidth = a.getDimensionPixelSize(R.styleable.CellLayout_cellWidth, 10); 14731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellHeight = a.getDimensionPixelSize(R.styleable.CellLayout_cellHeight, 10); 148ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = a.getDimensionPixelSize(R.styleable.CellLayout_widthGap, -1); 149ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mHeightGap = a.getDimensionPixelSize(R.styleable.CellLayout_heightGap, -1); 150aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 151d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mLeftPadding = 152d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_xAxisStartPadding, 10); 153d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mRightPadding = 154d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_xAxisEndPadding, 10); 155d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mTopPadding = 156d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_yAxisStartPadding, 10); 157d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mBottomPadding = 158d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_yAxisEndPadding, 10); 159aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 160d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountX = LauncherModel.getCellCountX(); 161d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountY = LauncherModel.getCellCountY(); 1620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied = new boolean[mCountX][mCountY]; 16331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 16531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setAlwaysDrawnWithCacheEnabled(false); 16731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 168046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final Resources res = getResources(); 169de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 170046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy if (LauncherApplication.isScreenXLarge()) { 17133945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackground = res.getDrawable(R.drawable.homescreen_large_blue); 17233945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackground = res.getDrawable(R.drawable.homescreen_large_green); 17333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackground = res.getDrawable(R.drawable.homescreen_large_green_strong); 17433945b21544bc98381df17726a3537c292d8c985Michael Jurka 17533945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue); 17633945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue_strong); 17733945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green); 17833945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green_strong); 17933945b21544bc98381df17726a3537c292d8c985Michael Jurka 18033945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackground.setFilterBitmap(true); 18133945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackground.setFilterBitmap(true); 18233945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackground.setFilterBitmap(true); 18333945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackgroundMini.setFilterBitmap(true); 18433945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalGlowBackgroundMini.setFilterBitmap(true); 18533945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackgroundMini.setFilterBitmap(true); 18633945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setFilterBitmap(true); 187046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 188de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 189046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Initialize the data structures used for the drag visualization. 190150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 191046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsDrawable = res.getDrawable(R.drawable.gardening_crosshairs); 192ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mEaseOutInterpolator = new DecelerateInterpolator(2.5f); // Quint ease out 193de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 194046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up the animation for fading the crosshairs in and out 195046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy int animDuration = res.getInteger(R.integer.config_crosshairsFadeInTime); 19649250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy mCrosshairsAnimator = new InterruptibleInOutAnimator(animDuration, 0.0f, 1.0f); 197472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mCrosshairsAnimator.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 198046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 199046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsVisibility = ((Float) animation.getAnimatedValue()).floatValue(); 2008e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy invalidate(); 201046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 202046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy }); 203ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mCrosshairsAnimator.getAnimator().setInterpolator(mEaseOutInterpolator); 204046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 2054be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 2064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlines[i] = new Point(-1, -1); 207046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 208046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 209046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // When dragging things around the home screens, we show a green outline of 210046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // where the item will land. The outlines gradually fade out, leaving a trail 211046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // behind the drag path. 212046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up all the animations that are used to implement this fading. 213046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int duration = res.getInteger(R.integer.config_dragOutlineFadeTime); 214472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float fromAlphaValue = 0; 215472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float toAlphaValue = (float)res.getInteger(R.integer.config_dragOutlineMaxAlpha); 2164be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2178e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy Arrays.fill(mDragOutlineAlphas, fromAlphaValue); 2184be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlineAnims.length; i++) { 220046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final InterruptibleInOutAnimator anim = 221046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy new InterruptibleInOutAnimator(duration, fromAlphaValue, toAlphaValue); 222ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy anim.getAnimator().setInterpolator(mEaseOutInterpolator); 223046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int thisIndex = i; 224472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 225de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 2264be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap outline = (Bitmap)anim.getTag(); 2274be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2284be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // If an animation is started and then stopped very quickly, we can still 2294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // get spurious updates we've cleared the tag. Guard against this. 2304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (outline == null) { 231fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (false) { 232fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Object val = animation.getAnimatedValue(); 233fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Log.d(TAG, "anim " + thisIndex + " update: " + val + 234fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy ", isStopped " + anim.isStopped()); 235fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 2364be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Try to prevent it from continuing to run 2374be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato animation.cancel(); 2384be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } else { 239472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mDragOutlineAlphas[thisIndex] = (Float) animation.getAnimatedValue(); 2404be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int left = mDragOutlines[thisIndex].x; 2414be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int top = mDragOutlines[thisIndex].y; 2424be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato CellLayout.this.invalidate(left, top, 2434be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato left + outline.getWidth(), top + outline.getHeight()); 2444be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 245de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 246de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy }); 2474be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // The animation holds a reference to the drag outline bitmap as long is it's 2484be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // running. This way the bitmap can be GCed when the animations are complete. 249472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addListener(new AnimatorListenerAdapter() { 2503c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 2514be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato public void onAnimationEnd(Animator animation) { 252472b281d5cb4f5660df981a6c912266b9f5703feChet Haase if ((Float) ((ValueAnimator) animation).getAnimatedValue() == 0f) { 2534be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato anim.setTag(null); 2544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato }); 2574be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlineAnims[i] = anim; 258de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 259ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 26018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect = new Rect(); 26133945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect = new Rect(); 26218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverScale(1.0f); 26318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverAlpha(1.0f); 264bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 2658c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren = new CellLayoutChildren(context); 2668c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setCellDimensions( 2678c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mCellWidth, mCellHeight, mLeftPadding, mTopPadding, mWidthGap, mHeightGap); 2688c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka addView(mChildren); 26918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 27018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 27196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private void invalidateBubbleTextView(BubbleTextView icon) { 27296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = icon.getPressedOrFocusedBackgroundPadding(); 27396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidate(icon.getLeft() - padding, 27496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy icon.getTop() - padding, 27596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy icon.getRight() + padding, 27696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy icon.getBottom() + padding); 27796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 27896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 27996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy void setPressedOrFocusedIcon(BubbleTextView icon) { 28096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 28196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 28296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy BubbleTextView oldIcon = mPressedOrFocusedIcon; 28396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon = icon; 28496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (oldIcon != null) { 28596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(oldIcon); 28696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 28796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 28896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(mPressedOrFocusedIcon); 28996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 29096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 29196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 2926e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung public CellLayoutChildren getChildrenLayout() { 2936e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung if (getChildCount() > 0) { 2946e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return (CellLayoutChildren) getChildAt(0); 2956e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 2966e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return null; 2976e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 2986e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung 29933945b21544bc98381df17726a3537c292d8c985Michael Jurka public void setIsDefaultDropTarget(boolean isDefaultDropTarget) { 30033945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDefaultDropTarget != isDefaultDropTarget) { 30133945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDefaultDropTarget = isDefaultDropTarget; 30233945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 30333945b21544bc98381df17726a3537c292d8c985Michael Jurka } 30433945b21544bc98381df17726a3537c292d8c985Michael Jurka } 30533945b21544bc98381df17726a3537c292d8c985Michael Jurka 30633945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOccuring(boolean isDragOccuring) { 30733945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOccuring != isDragOccuring) { 30833945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOccuring = isDragOccuring; 30933945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 31033945b21544bc98381df17726a3537c292d8c985Michael Jurka } 31133945b21544bc98381df17726a3537c292d8c985Michael Jurka } 31233945b21544bc98381df17726a3537c292d8c985Michael Jurka 31333945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 31433945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 31533945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 31633945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 31733945b21544bc98381df17726a3537c292d8c985Michael Jurka } 31833945b21544bc98381df17726a3537c292d8c985Michael Jurka } 31933945b21544bc98381df17726a3537c292d8c985Michael Jurka 32033945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 32133945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 32233945b21544bc98381df17726a3537c292d8c985Michael Jurka } 32333945b21544bc98381df17726a3537c292d8c985Michael Jurka 32433945b21544bc98381df17726a3537c292d8c985Michael Jurka private void updateGlowRect() { 32533945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 32618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (mBackgroundRect.right - mBackgroundRect.left)); 32718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (mBackgroundRect.bottom - mBackgroundRect.top)); 32833945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect.set(mBackgroundRect.left - marginX, mBackgroundRect.top - marginY, 32918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.right + marginX, mBackgroundRect.bottom + marginY); 33018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 33118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 33218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 33318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverScale(float scaleFactor) { 33433945b21544bc98381df17726a3537c292d8c985Michael Jurka if (scaleFactor != mGlowBackgroundScale) { 33533945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundScale = scaleFactor; 33633945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 3378deb1e6a17900253708fad73016db05851b8d822Michael Jurka if (getParent() != null) { 3388deb1e6a17900253708fad73016db05851b8d822Michael Jurka ((View) getParent()).invalidate(); 3398deb1e6a17900253708fad73016db05851b8d822Michael Jurka } 34018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 34118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 34218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 34318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverScale() { 34433945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundScale; 34518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 34618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 34718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverAlpha() { 34833945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundAlpha; 34918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 35018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 35118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverAlpha(float alpha) { 35233945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundAlpha = alpha; 35318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 35418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 35518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 35618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka void animateDrop() { 35718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (LauncherApplication.isScreenXLarge()) { 35818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Resources res = getResources(); 35918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka float onDropScale = res.getInteger(R.integer.config_screenOnDropScalePercent) / 100.0f; 36018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator scaleUp = ObjectAnimator.ofFloat(this, "hoverScale", onDropScale); 36118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka scaleUp.setDuration(res.getInteger(R.integer.config_screenOnDropScaleUpDuration)); 36218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator scaleDown = ObjectAnimator.ofFloat(this, "hoverScale", 1.0f); 36318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka scaleDown.setDuration(res.getInteger(R.integer.config_screenOnDropScaleDownDuration)); 36418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator alphaFadeOut = ObjectAnimator.ofFloat(this, "hoverAlpha", 0.0f); 36518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 36618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka alphaFadeOut.setStartDelay(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 36718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka alphaFadeOut.setDuration(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 36818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 36918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka AnimatorSet bouncer = new AnimatorSet(); 37018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.play(scaleUp).before(scaleDown); 37118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.play(scaleUp).with(alphaFadeOut); 3728edd75c8bb0729a10cb39f614183e3e9ae4288e8Michael Jurka bouncer.addListener(new AnimatorListenerAdapter() { 3733c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 37418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void onAnimationStart(Animator animation) { 37533945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(true); 37618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 3773c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 3788edd75c8bb0729a10cb39f614183e3e9ae4288e8Michael Jurka public void onAnimationEnd(Animator animation) { 37933945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 38018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverScale(1.0f); 38118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverAlpha(1.0f); 38218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 38318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka }); 38418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.start(); 38518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 386a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy } 387a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy 388a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 3891262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 3903e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 3913e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 3923e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 3933e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 3943e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 39526cbf3a0016a19c20f953ccd07242bdf875da0faWinson Chung if (LauncherApplication.isScreenXLarge() && mBackgroundAlpha > 0.0f) { 396f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 39733945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean mini = getScaleX() < 0.5f; 39833945b21544bc98381df17726a3537c292d8c985Michael Jurka 39933945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 40033945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 40133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveGlowBackground; 40233945b21544bc98381df17726a3537c292d8c985Michael Jurka } else if (mIsDragOccuring && mAcceptsDrops) { 40333945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveBackground; 4043af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen } else if (mIsDefaultDropTarget && mini) { 4053af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen bg = mNormalGlowBackgroundMini; 406f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 40733945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mNormalBackgroundMini : mNormalBackground; 408f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 40933945b21544bc98381df17726a3537c292d8c985Michael Jurka 41033945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 41133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 41233945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 41333945b21544bc98381df17726a3537c292d8c985Michael Jurka 41433945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mini && mIsDragOverlapping) { 41518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka boolean modifiedClipRect = false; 41633945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mGlowBackgroundScale > 1.0f) { 41718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // If the hover background's scale is greater than 1, we'll be drawing outside 41818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // the bounds of this CellLayout. Get around that by temporarily increasing the 41918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // size of the clip rect 42033945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 42118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Rect clipRect = canvas.getClipBounds(); 42218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (clipRect.right - clipRect.left)); 42318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (clipRect.bottom - clipRect.top)); 42418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.save(Canvas.CLIP_SAVE_FLAG); 42518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.clipRect(-marginX, -marginY, 42618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka getWidth() + marginX, getHeight() + marginY, Region.Op.REPLACE); 42718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka modifiedClipRect = true; 42818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 42918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 43033945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setAlpha( 43133945b21544bc98381df17726a3537c292d8c985Michael Jurka (int) (mBackgroundAlpha * mGlowBackgroundAlpha * 255)); 43233945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setBounds(mGlowBackgroundRect); 43333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.draw(canvas); 43418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (modifiedClipRect) { 43518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.restore(); 43618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 4373e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 438a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 43931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 440de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (mCrosshairsVisibility > 0.0f) { 441de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 442de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 443de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 444de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float MAX_ALPHA = 0.4f; 445de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int MAX_VISIBLE_DISTANCE = 600; 446de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float DISTANCE_MULTIPLIER = 0.002f; 447de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 448de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final Drawable d = mCrosshairsDrawable; 449de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int width = d.getIntrinsicWidth(); 450de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int height = d.getIntrinsicHeight(); 451de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 452de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int x = getLeftPadding() - (mWidthGap / 2) - (width / 2); 453de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int col = 0; col <= countX; col++) { 454de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int y = getTopPadding() - (mHeightGap / 2) - (height / 2); 455de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int row = 0; row <= countY; row++) { 456de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy mTmpPointF.set(x - mDragCenter.x, y - mDragCenter.y); 457de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float dist = mTmpPointF.length(); 458de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // Crosshairs further from the drag point are more faint 459de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float alpha = Math.min(MAX_ALPHA, 460de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy DISTANCE_MULTIPLIER * (MAX_VISIBLE_DISTANCE - dist)); 461de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (alpha > 0.0f) { 462de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setBounds(x, y, x + width, y + height); 463de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setAlpha((int) (alpha * 255 * mCrosshairsVisibility)); 464de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.draw(canvas); 465de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 466de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy y += mCellHeight + mHeightGap; 467de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 468de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy x += mCellWidth + mWidthGap; 469de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 4704be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 471150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 4728e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 4734be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 474472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 4754be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 4764be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Point p = mDragOutlines[i]; 4774be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 478472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 4794be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato canvas.drawBitmap(b, p.x, p.y, paint); 480150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 4816569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 48296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 48396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 48496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 48596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 48696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = mPressedOrFocusedIcon.getPressedOrFocusedBackgroundPadding(); 48796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final Bitmap b = mPressedOrFocusedIcon.getPressedOrFocusedBackground(); 48896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (b != null) { 48996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy canvas.drawBitmap(b, 49096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon.getLeft() - padding, 49196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon.getTop() - padding, 49296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy null); 49396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 49496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 4956569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 4966569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 4976569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 49883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 49983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 50083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 50183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 50283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 50383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 50483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 50583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 50683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 50783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 50883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 509dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 510dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 511dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 512dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 51331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 514d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 51531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 51631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 51731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 518d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 51931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 52031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 521f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public boolean addViewToCellLayout( 522f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka View child, int index, int childId, LayoutParams params, boolean markCells) { 523aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 524aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 52531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 52631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 527d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 528aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 529aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 530d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 531d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 532aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 533aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 53431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5358c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.addView(child, index, lp); 536dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 537f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 5380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 539aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 540aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 541aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 54231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 5433e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 544bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka public void setAcceptsDrops(boolean acceptsDrops) { 545bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka if (mAcceptsDrops != acceptsDrops) { 546bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka mAcceptsDrops = acceptsDrops; 547bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka invalidate(); 548bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 549bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 550bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 5513e7c7634531302271270c8cf418abc959d621cbcMichael Jurka public boolean getAcceptsDrops() { 5523e7c7634531302271270c8cf418abc959d621cbcMichael Jurka return mAcceptsDrops; 5533e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 55431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 55531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 5560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 5570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5588c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViews(); 5590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 5630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5648c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViewsInLayout(); 5650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 567f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 568cf6125c2d30ce02d8ab6cbe8e37a20f6a831e216Michael Jurka mChildren.removeView(view); 569f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 570f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 5710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 5730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 5748c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeView(view); 5750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 5798c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(index)); 5808c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewAt(index); 5810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 5850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 5868c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewInLayout(view); 5870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 5910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 5928c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 5930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5948c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViews(start, count); 5950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 5990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 6008c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 6010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6028c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewsInLayout(start, count); 6030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6058c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka public void drawChildren(Canvas canvas) { 6068c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.draw(canvas); 60731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 60831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 609abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka void buildChildrenLayer() { 610abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka mChildren.buildLayer(); 611abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka } 612abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka 61331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 61431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 61531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 61631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 61731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 61831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 619af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 62031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 621af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final Rect frame = mRect; 622af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int x = touchX + mScrollX; 623af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int y = touchY + mScrollY; 6248c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final int count = mChildren.getChildCount(); 62531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 626af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 627af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 6288c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final View child = mChildren.getChildAt(i); 629d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 630af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 6311b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && 6321b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen lp.isLockedToGrid) { 633af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 634af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 635af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 636af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 637af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 638af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 639af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 640af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.valid = true; 641af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 642af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 64331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 64431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 645af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 646aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 647af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 6486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy final int cellXY[] = mTmpCellXY; 649af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 65031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 651af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 652af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 653af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 654af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 655af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 6560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellInfo.valid = cellXY[0] >= 0 && cellXY[1] >= 0 && cellXY[0] < mCountX && 6570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] < mCountY && !mOccupied[cellXY[0]][cellXY[1]]; 658af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 659af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 660af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 66131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 662af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 663af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 664dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 665dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 666dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 667af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int action = ev.getAction(); 668af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final CellInfo cellInfo = mCellInfo; 66931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 670af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 671af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 67231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (action == MotionEvent.ACTION_UP) { 67331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cell = null; 67431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellX = -1; 67531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellY = -1; 67631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanX = 0; 67731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanY = 0; 67831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.valid = false; 67931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setTag(cellInfo); 68031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 68231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 68331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 68531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 68631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 6870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 68831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6906569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 691aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 69231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 69331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 69431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 69531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 69631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 697aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 698aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 69931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 70031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 70131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 70231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 703d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 704d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 70531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 70631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 70731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 70831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 70931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 71031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 711aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 71231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 71331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 71431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 71531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 71631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 71731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 71831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 71931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 72031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 72231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 72331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 724aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 725aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 72631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 727aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 72831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 72931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 73031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 731aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 732aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 73331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 73431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 73531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 73631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 73731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 738e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen /** 739e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * Given a cell coordinate, return the point that represents the upper left corner of that cell 740e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 741e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellX X coordinate of the cell 742e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellY Y coordinate of the cell 743e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 744e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 745e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen */ 746e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen void cellToCenterPoint(int cellX, int cellY, int[] result) { 747e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen final int hStartPadding = getLeftPadding(); 748e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen final int vStartPadding = getTopPadding(); 749e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 750e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap) + mCellWidth / 2; 751e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap) + mCellHeight / 2; 752e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen } 753e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 75484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 75584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 75684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 75784f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 75884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 75984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 76084f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 76184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 762d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getWidthGap() { 763d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mWidthGap; 764d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 765d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 766d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getHeightGap() { 767d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mHeightGap; 768d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 769d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 7701a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getLeftPadding() { 771aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mLeftPadding; 7721a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7731a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 7741a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getTopPadding() { 775aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mTopPadding; 7761a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7771a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 7781a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getRightPadding() { 779aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mRightPadding; 7801a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7811a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 7821a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getBottomPadding() { 783aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mBottomPadding; 7841a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7851a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 78631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 78731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 78831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // TODO: currently ignoring padding 789aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 79031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 791aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 792aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 79331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 79431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 795aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 79631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 79731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 79831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 79931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 80131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 80231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 803d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 804d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 805d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 806ece7f5b3b55cab646941123e03589241a61678e2Winson Chung if (mWidthGap < 0 || mHeightGap < 0) { 807ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int vSpaceLeft = heightSpecSize - mTopPadding - mBottomPadding - (cellHeight * mCountY); 808ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mHeightGap = vSpaceLeft / numHeightGaps; 809d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 810ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int hSpaceLeft = widthSpecSize - mLeftPadding - mRightPadding - (cellWidth * mCountX); 811ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = hSpaceLeft / numWidthGaps; 812aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 813ece7f5b3b55cab646941123e03589241a61678e2Winson Chung // center it around the min gaps 814ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int minGap = Math.min(mWidthGap, mHeightGap); 815ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = mHeightGap = minGap; 816ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 8175f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 8188c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 8198c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newWidth = widthSpecSize; 8208c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newHeight = heightSpecSize; 8218c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 8228c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka newWidth = mLeftPadding + mRightPadding + (mCountX * cellWidth) + 8238c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountX - 1) * mWidthGap); 8248c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka newHeight = mTopPadding + mBottomPadding + (mCountY * cellHeight) + 8258c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountY - 1) * mHeightGap); 8268c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 8278c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka } 82831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8298c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int count = getChildCount(); 83031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 83131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 8328c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(newWidth, MeasureSpec.EXACTLY); 8338c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(newHeight, 834aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung MeasureSpec.EXACTLY); 83531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 83631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 8378c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 83831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 83931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 84031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 84128750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 84231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 84331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 8448c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka View child = getChildAt(i); 8458c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka child.layout(0, 0, r - l, b - t); 84631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 84931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 850dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 851dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 85218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 85333945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 854dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 855dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 856dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 85731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 8588c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawingCacheEnabled(enabled); 85931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 86031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 86131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 86231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 8638c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawnWithCacheEnabled(enabled); 86431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 86531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8665f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 8675f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 868dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 869dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 870742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastBackgroundAlpha(float alpha) { 871742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka mBackgroundAlpha = alpha; 872742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 873742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 8741b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 8751b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen mBackgroundAlphaMultiplier = multiplier; 8761b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 8771b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 878ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 879ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 880ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 881ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 8825f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 8835f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka mBackgroundAlpha = alpha; 8840142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka invalidate(); 885dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 886dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 8875f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // Need to return true to let the view system know we know how to handle alpha-- this is 8885f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // because when our children have an alpha of 0.0f, they are still rendering their "dimmed" 8895f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // versions 8905f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka @Override 8915f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka protected boolean onSetAlpha(int alpha) { 8925f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return true; 8935f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 8945f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 8955f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setAlpha(float alpha) { 8965f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka setChildrenAlpha(alpha); 8975f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka super.setAlpha(alpha); 8985f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 8995f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 900742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastAlpha(float alpha) { 901742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka setFastChildrenAlpha(alpha); 902742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka super.setFastAlpha(alpha); 903742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 904742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 905dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private void setChildrenAlpha(float alpha) { 9060142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 9070142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 908dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 909dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 910dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 911dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 912742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka private void setFastChildrenAlpha(float alpha) { 913742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka final int childCount = getChildCount(); 914742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka for (int i = 0; i < childCount; i++) { 915742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka getChildAt(i).setFastAlpha(alpha); 916742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 917742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 918742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 919440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 9208c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka return mChildren.getChildAt(x, y); 921440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 922440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 9236569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 9246569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 9256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 9266569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 9276569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 9286569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 9296569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 9306569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 9316569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 9326569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 933d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 934d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 9356569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 936a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 937a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 938a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 9396569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 9406569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 9416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 9426569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 9436569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 9446569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9456569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 9466569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 9476569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 9486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 9496569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9506569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 9516569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9526569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 9534be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato void visualizeDropLocation( 9544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato View v, Bitmap dragOutline, int originX, int originY, int spanX, int spanY) { 9554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 95608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 95708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 9584be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int[] nearest = findNearestVacantArea(originX, originY, spanX, spanY, v, mDragCell); 959a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 960a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 961a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 962a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 963a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 9646569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 96508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy if (nearest != null && (nearest[0] != oldDragCellX || nearest[1] != oldDragCellY)) { 9666569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 967de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 968de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy cellToPoint(nearest[0], nearest[1], topLeft); 969de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 9704be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 9714be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 9726569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 973a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 97499e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // When drawing the drag outline, it did not account for margin offsets 97599e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // added by the view's parent. 97699e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen MarginLayoutParams lp = (MarginLayoutParams) v.getLayoutParams(); 97799e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen left += lp.leftMargin; 97899e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen top += lp.topMargin; 97999e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen 98099e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // Offsets due to the size difference between the View and the dragOutline. 98199e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // There is a size difference to account for the outer blur, which may lie 98299e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // outside the bounds of the view. 983a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung left += (v.getWidth() - dragOutline.getWidth()) / 2; 984a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 9856639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen } else { 9866639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen // Center the drag outline in the cell 9876639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen left += (mCellWidth - dragOutline.getWidth()) / 2; 9886639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen top += (mCellHeight - dragOutline.getHeight()) / 2; 989a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 990150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 9914be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 99208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 99308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 994150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 99508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlines[mDragOutlineCurrent].set(left, top); 99608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 99708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 9986569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 99949250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy 100049250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy // If we are drawing crosshairs, the entire CellLayout needs to be invalidated 100149250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy if (mCrosshairsDrawable != null) { 100249250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy invalidate(); 100349250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy } 10046569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10056569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 100631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 100770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 100870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 1009aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 101051afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 101151afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 101270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 101370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 1014de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 1015de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 101670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 101770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 101831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 10196a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka int[] findNearestVacantArea( 1020de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1021de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 10226a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1023aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 10246a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 10256a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 10266a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 10276a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 10286a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 10296a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 10306a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 10316a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 1032df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1033df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1034df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * be allocated) 10356a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 10366a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 10376a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 1038df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int spanX, int spanY, View ignoreView, 1039df0353815c629fc678824b07a234b89a1ff94208Adam Cohen boolean ignoreOccupied, int[] result) { 1040c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1041c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 1042c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 1043e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // For items with a spanX / spanY > 1, the passed in point (pixelX, pixelY) corresponds 1044e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // to the center of the item, but we are searching based on the top-left cell, so 1045e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // we translate the point over to correspond to the top-left. 1046e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelX -= (mCellWidth + mWidthGap) * (spanX - 1) / 2f; 1047e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelY -= (mCellHeight + mHeightGap) * (spanY - 1) / 2f; 1048e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 104970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1050de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 105170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1052aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1053de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1054de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1055de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final boolean[][] occupied = mOccupied; 1056de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1057bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = 0; y < countY - (spanY - 1); y++) { 1058c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1059bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = 0; x < countX - (spanX - 1); x++) { 1060df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (ignoreOccupied) { 1061df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int i = 0; i < spanX; i++) { 1062df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int j = 0; j < spanY; j++) { 1063df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (occupied[x + i][y + j]) { 1064df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // small optimization: we can skip to after the column we 1065df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // just found an occupied cell 1066df0353815c629fc678824b07a234b89a1ff94208Adam Cohen x += i; 1067df0353815c629fc678824b07a234b89a1ff94208Adam Cohen continue inner; 1068df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1069c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1070c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1071c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1072c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka final int[] cellXY = mTmpCellXY; 1073e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen cellToCenterPoint(x, y, cellXY); 1074c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1075c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1076c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1077c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka if (distance <= bestDistance) { 1078c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1079c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1080c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1081c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 108231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 108331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1084c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1085c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 108631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1087aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // Return null if no suitable location found 108870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (bestDistance < Double.MAX_VALUE) { 108970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return bestXY; 109070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } else { 109170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return null; 109270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 109331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1094aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1095df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1096df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1097df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1098df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1099df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1100df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1101df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1102df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1103df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1104df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1105df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1106df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1107df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1108df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestVacantArea( 1109df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 1110df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, ignoreView, true, result); 1111df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1112df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 1113df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1114df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a starting cell position that will fit the given bounds nearest the requested 1115df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1116df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1117df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1118df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1119df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1120df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1121df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1122df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1123df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1124df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1125df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1126df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea( 1127df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1128df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, null, false, result); 1129df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1130df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 11310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 11320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 11330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 11370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 11380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 11390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 11400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 11420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 11430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 11440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 11450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 11470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 11490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null); 11500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 11540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 11560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 11570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 11580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 11590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 11600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 11610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 11630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, ignoreView); 11640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 11680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 11690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 11710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 11720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 11730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 11740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 11750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 11770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 11790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 11800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 11810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY, spanX, spanY, intersectX, intersectY, null); 11820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 11860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 11880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY, View ignoreView) { 1189c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1190c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 11910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 119228750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 11930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 11940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 11950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 11960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 11970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 11990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 12000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 12010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 12030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 12040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 12050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 12070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 12080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 12090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1211bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 12120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 1213bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 12140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 12150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 12160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (mOccupied[x + i][y + j]) { 1217bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 12180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 1219bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 12200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 12210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 12250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 12260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 12270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 122828750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 122928750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 12300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 12330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 12340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 12350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 12360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 12370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 12380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 12390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 12400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1243c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1244c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 124528750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 12460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 124831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 12490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 12506569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 12510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 12524be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 12534be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 12544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 12554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 12564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 12576569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 12584be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Fade out the drag indicators 12594be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mCrosshairsAnimator != null) { 12604be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mCrosshairsAnimator.animateOut(); 12614be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 12624be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 126308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 126408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 126508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[0] = -1; 126608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[1] = -1; 126708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 126808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 126908ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 127033945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 12716569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 12726569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 12736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 1274aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 1275de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 1276ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 127731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 127831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 127931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1280d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka void onDropChild(View child, boolean animate) { 1281d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 1282d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1283d94533d04a5f8f5485f106d10af60169857ea899Romain Guy lp.isDragging = false; 128484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 1285d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka lp.animateDrop = animate; 1286e3887cc4ec3cebda2333298e56a35acb49ccdf13Patrick Dubroy child.setVisibility(animate ? View.INVISIBLE : View.VISIBLE); 1287d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 1288d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 128931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 129031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 129131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 129231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Start dragging the specified child 1293aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 129431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dragged 129531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 129631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void onDragChild(View child) { 129731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LayoutParams lp = (LayoutParams) child.getLayoutParams(); 129831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.isDragging = true; 1299de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 1300de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1301de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy /** 1302de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * A drag event has begun over this layout. 1303de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * It may have begun over this layout (in which case onDragChild is called first), 1304de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * or it may have begun on another layout. 1305de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy */ 1306a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung void onDragEnter() { 1307fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (!mDragging) { 1308fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy // Fade in the drag indicators 1309fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (mCrosshairsAnimator != null) { 1310fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy mCrosshairsAnimator.animateIn(); 1311fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 13124be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 13134be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = true; 131431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1315aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 131631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 131731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 1318aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 131931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 132031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 1321aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 132231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 13236569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 132431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 13256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, RectF resultRect) { 132631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 132731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 132831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 132931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 1330aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1331aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 1332aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 1333aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 133431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 133531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 133631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 133731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 133831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 1339aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 13406569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 134131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1342aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 134331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1344aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 134531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 1346aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 134731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 134831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 13498f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 135031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 13518f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 13529987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 13539987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 13549987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 13559987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 135631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 135731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 135879e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 135979e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 136031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 136179e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 136231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 136331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX = (width + smallerSize) / smallerSize; 136431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY = (height + smallerSize) / smallerSize; 136579e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 13668f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 13678f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 13688f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 13698f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 13708f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 13718f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 137231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 137331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1374f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka public int[] cellSpansToSize(int hSpans, int vSpans) { 1375f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka int[] size = new int[2]; 1376f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[0] = hSpans * mCellWidth + (hSpans - 1) * mWidthGap; 1377f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[1] = vSpans * mCellHeight + (vSpans - 1) * mHeightGap; 1378f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka return size; 1379f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka } 1380f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka 138131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1382047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 1383047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 1384047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 1385047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 1386047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 1387047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1388047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 1389047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 1390047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 1391047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 1392047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 1393047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 1394047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 1395047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 1396047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 1397047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 1398047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1399047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 1400047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 1401047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 1402047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1403047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1404047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 140531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 140631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 140731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 140831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 140931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 1410aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 141131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 141231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 141331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 141431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 141631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 141731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 141831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 141931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 142031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 142131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int x = 0; x < xCount; x++) { 142231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int y = 0; y < yCount; y++) { 142331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 142431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 142531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 142631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 142731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 142831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 142931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 143131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 143231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 143331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 143431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 143531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 143931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 144031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 144131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 14430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 14440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 14450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 144631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 144731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 144931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14501b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 14511b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Given a view, determines how much that view can be expanded in all directions, in terms of 14521b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * whether or not there are other items occupying adjacent cells. Used by the 14531b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * AppWidgetResizeFrame to determine how the widget can be resized. 14541b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1455d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void getExpandabilityArrayForView(View view, int[] expandability) { 14561b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen final LayoutParams lp = (LayoutParams) view.getLayoutParams(); 1457d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen boolean flag; 1458d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 14591b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT] = 0; 1460d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX - 1; x >= 0; x--) { 1461d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1462d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1463d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1464d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1465d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 14661b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT]++; 1467d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1468d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 14691b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP] = 0; 1470d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY - 1; y >= 0; y--) { 1471d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1472d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1473d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1474d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1475d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 14761b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP]++; 14771b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1478d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 14791b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT] = 0; 1480d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX + lp.cellHSpan; x < mCountX; x++) { 1481d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1482d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1483d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1484d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1485d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 14861b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT]++; 14871b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1488d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 14891b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM] = 0; 1490d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY + lp.cellVSpan; y < mCountY; y++) { 1491d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1492d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1493d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1494d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1495d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 14961b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM]++; 14971b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1498d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1499d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 15000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void onMove(View view, int newCellX, int newCellY) { 15010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 15020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 15030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(newCellX, newCellY, lp.cellHSpan, lp.cellVSpan, true); 15040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 150531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1506d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsOccupiedForView(View view) { 15078c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 15080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 15090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, true); 15100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 15110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1512d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsUnoccupiedForView(View view) { 15138c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 15140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 15150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, false); 15160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 15170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 15180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean value) { 15190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 15200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 15210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = value; 152231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 152331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 152431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 152531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 152666d72178af91d455700875635473be942bc90e54Michael Jurka public boolean isOccupied(int x, int y) { 152766d72178af91d455700875635473be942bc90e54Michael Jurka if (x < mCountX && y < mCountY) { 152866d72178af91d455700875635473be942bc90e54Michael Jurka return mOccupied[x][y]; 152966d72178af91d455700875635473be942bc90e54Michael Jurka } else { 153066d72178af91d455700875635473be942bc90e54Michael Jurka throw new RuntimeException("Position exceeds the bound of this CellLayout"); 153166d72178af91d455700875635473be942bc90e54Michael Jurka } 153266d72178af91d455700875635473be942bc90e54Michael Jurka } 153366d72178af91d455700875635473be942bc90e54Michael Jurka 153431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 153531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 153631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 153731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 153831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 153931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 154031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 154131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 154231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 154331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 154431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 154531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 154631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 154731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 154831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1549aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 1550aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 1551aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 1552aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1553aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1554aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 1555aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 1556aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 1557aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1558aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1559aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 156031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 156131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 156231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 156331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 156431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 156531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 156631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 156731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 156831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical location of the item in the grid. 156931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 157031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 157131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellY; 157231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 157331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 157431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 157531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 157631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 157731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 157831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 157931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 158031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 158131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 158231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 158331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 1584aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 15851b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 15861b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Indicates whether the item will set its x, y, width and height parameters freely, 15871b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan. 15881b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1589d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public boolean isLockedToGrid = true; 1590d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 159131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 159231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Is this item currently being dragged 159331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 159431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean isDragging; 159531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 159631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 159731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 159831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 159931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 160031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 160131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 160231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1603ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1604ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old X coordinate of this item, relative to its current parent. 1605ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1606ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1607ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldX; 1608ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 1609ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1610ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old Y coordinate of this item, relative to its current parent. 1611ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1612ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1613ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldY; 1614ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 161584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 1616fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 1617d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka boolean animateDrop; 1618d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka 161931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 162031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 162131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 162231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 162331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 162431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 162531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 162631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 162731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 162831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 162931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1630aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1631aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 1632aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 1633aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 1634aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 1635aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 1636aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 1637aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1638aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 163931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 16408f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 164131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 164231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 164331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 164431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 164531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 164631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 164731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap, 164831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int hStartPadding, int vStartPadding) { 1649d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (isLockedToGrid) { 1650d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellHSpan = cellHSpan; 1651d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellVSpan = cellVSpan; 1652d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellX = cellX; 1653d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellY = cellY; 16541b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen 1655d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 1656d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen leftMargin - rightMargin; 1657d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 1658d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen topMargin - bottomMargin; 1659d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen x = hStartPadding + myCellX * (cellWidth + widthGap) + leftMargin; 1660d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen y = vStartPadding + myCellY * (cellHeight + heightGap) + topMargin; 1661d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1662d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1663d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 1664aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 1665aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 1666aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 166731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 166831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 16700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 16710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 16720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 16730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 16740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 1675e5fb0f27bca7afb996258a7163c76ca7390d7bffMichael Jurka static final class CellInfo { 167631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 1677a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 1678a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 167931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 168031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 168131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 168231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean valid; 168331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 168431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 168531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 1686aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 1687aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 168831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 168931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 169031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1691