CellLayout.java revision c0dcf597084d00e4c23a7fea5fd0738f6c095a6b
131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/* 231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * you may not use this file except in compliance with the License. 631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * You may obtain a copy of the License at 731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 1031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 1131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 1231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * See the License for the specific language governing permissions and 1431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * limitations under the License. 1531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17a5902524d4403885eb4c50360bf3465c6be796efJoe Onoratopackage com.android.launcher2; 1831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.Animator; 204be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.AnimatorListenerAdapter; 2118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.AnimatorSet; 2218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.ObjectAnimator; 2300397b1d9233409d9d6b233b077ae12d09768ce8Chet Haaseimport android.animation.TimeInterpolator; 24de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator; 25de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator.AnimatorUpdateListener; 2631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 2779e56263dbcbe85dc434df372bc6e6730aa13477Joe Onoratoimport android.content.res.Resources; 28aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.content.res.TypedArray; 294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Bitmap; 30aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.graphics.Canvas; 314be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Paint; 32de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.Point; 33de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.PointF; 3431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 3531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.RectF; 3618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.graphics.Region; 376569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.drawable.Drawable; 3831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 394be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.util.Log; 4031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewDebug; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 44aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.Animation; 45150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chungimport android.view.animation.DecelerateInterpolator; 46aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.LayoutAnimationController; 4731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 486639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohenimport com.android.launcher.R; 498e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy 50c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohenimport java.util.Arrays; 51c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen 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. 740be025d64c1f84138fe430a58875886e66aae767Winson Chung private final int[] mTmpXY = 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. 10663257c110a4ee54d5e8872c471cce254cf613c7aWinson Chung private Point[] mDragOutlines = new Point[4]; 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 170a2eb17095dcffa75c1e9681fdc318fe6e0564321Michael Jurka if (LauncherApplication.isScreenLarge()) { 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); 2667f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen mChildren.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 2678c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka addView(mChildren); 26818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 26918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 270f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int widthInPortrait(Resources r, int numCells) { 271f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 272f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 273f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 274f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellWidth = r.getDimensionPixelSize(R.dimen.workspace_cell_width); 275f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int widthGap = r.getDimensionPixelSize(R.dimen.workspace_width_gap_port); 276f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 27732271c3d20939d4fa02d4c84e1d95cefd5c183fdMichael Jurka return widthGap * (numCells - 1) + cellWidth * numCells; 278f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 279f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 280f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int heightInLandscape(Resources r, int numCells) { 281f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 282f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 283f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 284f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellHeight = r.getDimensionPixelSize(R.dimen.workspace_cell_height); 285f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int heightGap = r.getDimensionPixelSize(R.dimen.workspace_height_gap_land); 286f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 28732271c3d20939d4fa02d4c84e1d95cefd5c183fdMichael Jurka return heightGap * (numCells - 1) + cellHeight * numCells; 288f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 289f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 2902801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void enableHardwareLayers() { 2912801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mChildren.enableHardwareLayers(); 2922801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 2932801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 2942801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void setGridSize(int x, int y) { 2952801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountX = x; 2962801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountY = y; 2972801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mOccupied = new boolean[mCountX][mCountY]; 2982801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 2992801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 30096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private void invalidateBubbleTextView(BubbleTextView icon) { 30196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = icon.getPressedOrFocusedBackgroundPadding(); 3027f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen invalidate(icon.getLeft() + getLeftPadding() - padding, 3037f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen icon.getTop() + getTopPadding() - padding, 3047f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen icon.getRight() + getLeftPadding() + padding, 3057f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen icon.getBottom() + getTopPadding() + padding); 30696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 30796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 30896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy void setPressedOrFocusedIcon(BubbleTextView icon) { 30996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 31096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 31196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy BubbleTextView oldIcon = mPressedOrFocusedIcon; 31296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon = icon; 31396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (oldIcon != null) { 31496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(oldIcon); 31596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 31696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 31796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(mPressedOrFocusedIcon); 31896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 31996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 32096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 3216e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung public CellLayoutChildren getChildrenLayout() { 3226e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung if (getChildCount() > 0) { 3236e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return (CellLayoutChildren) getChildAt(0); 3246e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 3256e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return null; 3266e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 3276e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung 32833945b21544bc98381df17726a3537c292d8c985Michael Jurka public void setIsDefaultDropTarget(boolean isDefaultDropTarget) { 32933945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDefaultDropTarget != isDefaultDropTarget) { 33033945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDefaultDropTarget = isDefaultDropTarget; 33133945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 33233945b21544bc98381df17726a3537c292d8c985Michael Jurka } 33333945b21544bc98381df17726a3537c292d8c985Michael Jurka } 33433945b21544bc98381df17726a3537c292d8c985Michael Jurka 33533945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOccuring(boolean isDragOccuring) { 33633945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOccuring != isDragOccuring) { 33733945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOccuring = isDragOccuring; 33833945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 33933945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34033945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34133945b21544bc98381df17726a3537c292d8c985Michael Jurka 34233945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 34333945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 34433945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 34533945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 34633945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34733945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34833945b21544bc98381df17726a3537c292d8c985Michael Jurka 34933945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 35033945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 35133945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35233945b21544bc98381df17726a3537c292d8c985Michael Jurka 35333945b21544bc98381df17726a3537c292d8c985Michael Jurka private void updateGlowRect() { 35433945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 35518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (mBackgroundRect.right - mBackgroundRect.left)); 35618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (mBackgroundRect.bottom - mBackgroundRect.top)); 35733945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect.set(mBackgroundRect.left - marginX, mBackgroundRect.top - marginY, 35818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.right + marginX, mBackgroundRect.bottom + marginY); 35918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 36018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 36118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 36218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverScale(float scaleFactor) { 36333945b21544bc98381df17726a3537c292d8c985Michael Jurka if (scaleFactor != mGlowBackgroundScale) { 36433945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundScale = scaleFactor; 36533945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 3668deb1e6a17900253708fad73016db05851b8d822Michael Jurka if (getParent() != null) { 3678deb1e6a17900253708fad73016db05851b8d822Michael Jurka ((View) getParent()).invalidate(); 3688deb1e6a17900253708fad73016db05851b8d822Michael Jurka } 36918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 37218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverScale() { 37333945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundScale; 37418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 37618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverAlpha() { 37733945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundAlpha; 37818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 38018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverAlpha(float alpha) { 38133945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundAlpha = alpha; 38218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 38318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 38418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 38518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka void animateDrop() { 386a2eb17095dcffa75c1e9681fdc318fe6e0564321Michael Jurka if (LauncherApplication.isScreenLarge()) { 38718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Resources res = getResources(); 38818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka float onDropScale = res.getInteger(R.integer.config_screenOnDropScalePercent) / 100.0f; 38918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator scaleUp = ObjectAnimator.ofFloat(this, "hoverScale", onDropScale); 39018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka scaleUp.setDuration(res.getInteger(R.integer.config_screenOnDropScaleUpDuration)); 39118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator scaleDown = ObjectAnimator.ofFloat(this, "hoverScale", 1.0f); 39218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka scaleDown.setDuration(res.getInteger(R.integer.config_screenOnDropScaleDownDuration)); 39318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator alphaFadeOut = ObjectAnimator.ofFloat(this, "hoverAlpha", 0.0f); 39418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 39518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka alphaFadeOut.setStartDelay(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 39618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka alphaFadeOut.setDuration(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 39718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 39818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka AnimatorSet bouncer = new AnimatorSet(); 39918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.play(scaleUp).before(scaleDown); 40018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.play(scaleUp).with(alphaFadeOut); 4018edd75c8bb0729a10cb39f614183e3e9ae4288e8Michael Jurka bouncer.addListener(new AnimatorListenerAdapter() { 4023c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 40318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void onAnimationStart(Animator animation) { 40433945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(true); 40518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 4063c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 4078edd75c8bb0729a10cb39f614183e3e9ae4288e8Michael Jurka public void onAnimationEnd(Animator animation) { 40833945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 40918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverScale(1.0f); 41018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverAlpha(1.0f); 41118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 41218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka }); 41318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.start(); 41418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 415a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy } 416a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy 417a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 4181262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 4193e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 4203e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 4213e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 4223e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 4233e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 424a2eb17095dcffa75c1e9681fdc318fe6e0564321Michael Jurka if (LauncherApplication.isScreenLarge() && mBackgroundAlpha > 0.0f) { 425f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 42633945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean mini = getScaleX() < 0.5f; 42733945b21544bc98381df17726a3537c292d8c985Michael Jurka 42833945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 42933945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 43033945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveGlowBackground; 43133945b21544bc98381df17726a3537c292d8c985Michael Jurka } else if (mIsDragOccuring && mAcceptsDrops) { 43233945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveBackground; 4333af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen } else if (mIsDefaultDropTarget && mini) { 4343af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen bg = mNormalGlowBackgroundMini; 435f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 43633945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mNormalBackgroundMini : mNormalBackground; 437f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 43833945b21544bc98381df17726a3537c292d8c985Michael Jurka 43933945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 44033945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 44133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 44233945b21544bc98381df17726a3537c292d8c985Michael Jurka 44333945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mini && mIsDragOverlapping) { 44418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka boolean modifiedClipRect = false; 44533945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mGlowBackgroundScale > 1.0f) { 44618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // If the hover background's scale is greater than 1, we'll be drawing outside 44718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // the bounds of this CellLayout. Get around that by temporarily increasing the 44818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // size of the clip rect 44933945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 45018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Rect clipRect = canvas.getClipBounds(); 45118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (clipRect.right - clipRect.left)); 45218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (clipRect.bottom - clipRect.top)); 45318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.save(Canvas.CLIP_SAVE_FLAG); 45418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.clipRect(-marginX, -marginY, 45518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka getWidth() + marginX, getHeight() + marginY, Region.Op.REPLACE); 45618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka modifiedClipRect = true; 45718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 45818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 45933945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setAlpha( 46033945b21544bc98381df17726a3537c292d8c985Michael Jurka (int) (mBackgroundAlpha * mGlowBackgroundAlpha * 255)); 46133945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setBounds(mGlowBackgroundRect); 46233945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.draw(canvas); 46318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (modifiedClipRect) { 46418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.restore(); 46518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 4663e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 467a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 46831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 469de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (mCrosshairsVisibility > 0.0f) { 470de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 471de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 472de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 473de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float MAX_ALPHA = 0.4f; 474de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int MAX_VISIBLE_DISTANCE = 600; 475de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float DISTANCE_MULTIPLIER = 0.002f; 476de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 477de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final Drawable d = mCrosshairsDrawable; 478de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int width = d.getIntrinsicWidth(); 479de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int height = d.getIntrinsicHeight(); 480de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 481de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int x = getLeftPadding() - (mWidthGap / 2) - (width / 2); 482de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int col = 0; col <= countX; col++) { 483de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int y = getTopPadding() - (mHeightGap / 2) - (height / 2); 484de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int row = 0; row <= countY; row++) { 485de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy mTmpPointF.set(x - mDragCenter.x, y - mDragCenter.y); 486de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float dist = mTmpPointF.length(); 487de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // Crosshairs further from the drag point are more faint 488de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float alpha = Math.min(MAX_ALPHA, 489de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy DISTANCE_MULTIPLIER * (MAX_VISIBLE_DISTANCE - dist)); 490de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (alpha > 0.0f) { 491de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setBounds(x, y, x + width, y + height); 492de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setAlpha((int) (alpha * 255 * mCrosshairsVisibility)); 493de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.draw(canvas); 494de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 495de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy y += mCellHeight + mHeightGap; 496de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 497de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy x += mCellWidth + mWidthGap; 498de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 4994be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 500150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 5018e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 5024be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 503472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 5044be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 5054be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Point p = mDragOutlines[i]; 5064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 507472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 5084be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato canvas.drawBitmap(b, p.x, p.y, paint); 509150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 5106569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 51196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 51296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 51396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 51496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 51596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = mPressedOrFocusedIcon.getPressedOrFocusedBackgroundPadding(); 51696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final Bitmap b = mPressedOrFocusedIcon.getPressedOrFocusedBackground(); 51796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (b != null) { 51896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy canvas.drawBitmap(b, 5197f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen mPressedOrFocusedIcon.getLeft() + getLeftPadding() - padding, 5207f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen mPressedOrFocusedIcon.getTop() + getTopPadding() - padding, 52196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy null); 52296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 52396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 5246569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 5256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 5266569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 52783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 52883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 52983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 53083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 53183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 53283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 53383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 53483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 53583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 53683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 53783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 538dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 539dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 540dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 541dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 54231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 543d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 54431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 54631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 547d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 54831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 54931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 550f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public boolean addViewToCellLayout( 551f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka View child, int index, int childId, LayoutParams params, boolean markCells) { 552aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 553aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 55431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 55531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 556d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 557aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 558aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 559d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 560d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 561aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 562aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 56331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5648c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.addView(child, index, lp); 565dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 566f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 5670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 568aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 569aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 570aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 57131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 5723e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 573bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka public void setAcceptsDrops(boolean acceptsDrops) { 574bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka if (mAcceptsDrops != acceptsDrops) { 575bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka mAcceptsDrops = acceptsDrops; 576bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka invalidate(); 577bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 578bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 579bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 5803e7c7634531302271270c8cf418abc959d621cbcMichael Jurka public boolean getAcceptsDrops() { 5813e7c7634531302271270c8cf418abc959d621cbcMichael Jurka return mAcceptsDrops; 5823e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 58331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 58431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 5850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 5860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5878c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViews(); 5880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 5920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5938c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViewsInLayout(); 5940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 596f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 597cf6125c2d30ce02d8ab6cbe8e37a20f6a831e216Michael Jurka mChildren.removeView(view); 598f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 599f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 6000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 6020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 6038c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeView(view); 6040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 6088c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(index)); 6098c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewAt(index); 6100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 6140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 6158c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewInLayout(view); 6160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 6200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 6218c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 6220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6238c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViews(start, count); 6240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 6280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 6298c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 6300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6318c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewsInLayout(start, count); 6320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6348c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka public void drawChildren(Canvas canvas) { 6358c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.draw(canvas); 63631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 63731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 638abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka void buildChildrenLayer() { 639abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka mChildren.buildLayer(); 640abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka } 641abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka 64231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 64331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 64431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 64531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 64631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 64731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 648af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 64931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 650af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final Rect frame = mRect; 651af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int x = touchX + mScrollX; 652af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int y = touchY + mScrollY; 6538c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final int count = mChildren.getChildCount(); 65431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 655af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 656af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 6578c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final View child = mChildren.getChildAt(i); 658d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 659af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 6601b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && 6611b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen lp.isLockedToGrid) { 662af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 6630be025d64c1f84138fe430a58875886e66aae767Winson Chung 6640be025d64c1f84138fe430a58875886e66aae767Winson Chung // The child hit rect is relative to the CellLayoutChildren parent, so we need to 6650be025d64c1f84138fe430a58875886e66aae767Winson Chung // offset that by this CellLayout's padding to test an (x,y) point that is relative 6660be025d64c1f84138fe430a58875886e66aae767Winson Chung // to this view. 6670be025d64c1f84138fe430a58875886e66aae767Winson Chung final int tmpXY[] = mTmpXY; 6680be025d64c1f84138fe430a58875886e66aae767Winson Chung child.getLocationOnScreen(tmpXY); 6690be025d64c1f84138fe430a58875886e66aae767Winson Chung frame.offset(mLeftPadding, mTopPadding); 6700be025d64c1f84138fe430a58875886e66aae767Winson Chung 671af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 672af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 673af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 674af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 675af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 676af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 677af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.valid = true; 678af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 679af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 68031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 682af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 683aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 684af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 6850be025d64c1f84138fe430a58875886e66aae767Winson Chung final int cellXY[] = mTmpXY; 686af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 68731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 688af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 689af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 690af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 691af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 692af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 6930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellInfo.valid = cellXY[0] >= 0 && cellXY[1] >= 0 && cellXY[0] < mCountX && 6940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] < mCountY && !mOccupied[cellXY[0]][cellXY[1]]; 695af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 696af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 697af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 69831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 699af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 700af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 701dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 702dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 703dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 704af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int action = ev.getAction(); 705af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final CellInfo cellInfo = mCellInfo; 70631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 707af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 708af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 70931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (action == MotionEvent.ACTION_UP) { 71031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cell = null; 71131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellX = -1; 71231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellY = -1; 71331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanX = 0; 71431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanY = 0; 71531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.valid = false; 71631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setTag(cellInfo); 71731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 71831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 71931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 72031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 72231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 72331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 7240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 72531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7276569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 728aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 72931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 73031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 73131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 73231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 73331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 734aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 735aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 73631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 73731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 73831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 73931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 740d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 741d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 74231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 74331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 74431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 74531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 74631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 74731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 748aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 74931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 75031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 75131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 75231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 75331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 75431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 75531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 75631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 75731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 75831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 75931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 76031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 761aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 762aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 76331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 764aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 76531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 76631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 76731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 768aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 769aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 77031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 77131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 77331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 77431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 775e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen /** 776e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * Given a cell coordinate, return the point that represents the upper left corner of that cell 777e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 778e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellX X coordinate of the cell 779e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellY Y coordinate of the cell 780e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 781e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 782e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen */ 783e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen void cellToCenterPoint(int cellX, int cellY, int[] result) { 784e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen final int hStartPadding = getLeftPadding(); 785e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen final int vStartPadding = getTopPadding(); 786e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 787e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap) + mCellWidth / 2; 788e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap) + mCellHeight / 2; 789e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen } 790e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 79184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 79284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 79384f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 79484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 79584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 79684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 79784f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 79884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 799d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getWidthGap() { 800d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mWidthGap; 801d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 802d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 803d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getHeightGap() { 804d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mHeightGap; 805d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 806d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 8071a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getLeftPadding() { 808aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mLeftPadding; 8091a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 8101a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 8111a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getTopPadding() { 812aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mTopPadding; 8131a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 8141a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 8151a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getRightPadding() { 816aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mRightPadding; 8171a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 8181a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 8191a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getBottomPadding() { 820aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mBottomPadding; 8211a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 8221a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 8237f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen Rect getContentRect(Rect r) { 8247f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen if (r == null) { 8257f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r = new Rect(); 8267f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 8277f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int left = getPaddingLeft(); 8287f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int top = getPaddingTop(); 8297f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int right = left + getWidth() - mLeftPadding - mRightPadding; 8307f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int bottom = top + getHeight() - mTopPadding - mBottomPadding; 8317f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r.set(left, top, right, bottom); 8327f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return r; 8337f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 8347f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 83531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 83631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 83731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // TODO: currently ignoring padding 838aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 83931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 840aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 841aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 84231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 84331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 844aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 84531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 84631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 84731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 84931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 85031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 85131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 852d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 853d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 854d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 855ece7f5b3b55cab646941123e03589241a61678e2Winson Chung if (mWidthGap < 0 || mHeightGap < 0) { 856ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int vSpaceLeft = heightSpecSize - mTopPadding - mBottomPadding - (cellHeight * mCountY); 8572801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mHeightGap = numHeightGaps > 0 ? vSpaceLeft / numHeightGaps : 0; 858d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 859ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int hSpaceLeft = widthSpecSize - mLeftPadding - mRightPadding - (cellWidth * mCountX); 8602801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mWidthGap = numWidthGaps > 0 ? hSpaceLeft / numWidthGaps : 0; 861aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 862ece7f5b3b55cab646941123e03589241a61678e2Winson Chung // center it around the min gaps 863ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int minGap = Math.min(mWidthGap, mHeightGap); 864ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = mHeightGap = minGap; 865ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 8665f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 8678c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 8688c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newWidth = widthSpecSize; 8698c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newHeight = heightSpecSize; 8708c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 8718c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka newWidth = mLeftPadding + mRightPadding + (mCountX * cellWidth) + 8728c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountX - 1) * mWidthGap); 8738c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka newHeight = mTopPadding + mBottomPadding + (mCountY * cellHeight) + 8748c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountY - 1) * mHeightGap); 8758c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 8768c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka } 87731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8788c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int count = getChildCount(); 87931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 88031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 8812801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(newWidth - mLeftPadding - 8822801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mRightPadding, MeasureSpec.EXACTLY); 8832801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(newHeight - mTopPadding - 8842801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mBottomPadding, MeasureSpec.EXACTLY); 88531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 88631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 8878c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 88831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 88931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 89031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 89128750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 89231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 89331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 8948c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka View child = getChildAt(i); 895bb60e2e4d74e8bdceee79da29e6e053845b40d16Adam Cohen child.layout(mLeftPadding, mTopPadding, r - l - mRightPadding , b - t - mBottomPadding); 89631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 89731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 89831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 89931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 900dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 901dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 90218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 90333945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 904dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 905dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 906dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 90731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 9088c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawingCacheEnabled(enabled); 90931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 91031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 91131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 91231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 9138c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawnWithCacheEnabled(enabled); 91431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 91531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9165f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 9175f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 918dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 919dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 920742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastBackgroundAlpha(float alpha) { 921742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka mBackgroundAlpha = alpha; 922742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 923742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 9241b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 9251b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen mBackgroundAlphaMultiplier = multiplier; 9261b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 9271b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 928ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 929ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 930ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 931ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 9325f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 9335f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka mBackgroundAlpha = alpha; 9340142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka invalidate(); 935dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 936dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 9375f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // Need to return true to let the view system know we know how to handle alpha-- this is 9385f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // because when our children have an alpha of 0.0f, they are still rendering their "dimmed" 9395f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // versions 9405f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka @Override 9415f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka protected boolean onSetAlpha(int alpha) { 9425f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return true; 9435f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 9445f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 9455f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setAlpha(float alpha) { 9465f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka setChildrenAlpha(alpha); 9475f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka super.setAlpha(alpha); 9485f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 9495f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 950742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastAlpha(float alpha) { 951742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka setFastChildrenAlpha(alpha); 952742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka super.setFastAlpha(alpha); 953742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 954742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 955dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private void setChildrenAlpha(float alpha) { 9560142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 9570142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 958dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 959dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 960dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 961dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 962742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka private void setFastChildrenAlpha(float alpha) { 963742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka final int childCount = getChildCount(); 964742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka for (int i = 0; i < childCount; i++) { 965742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka getChildAt(i).setFastAlpha(alpha); 966742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 967742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 968742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 969440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 9708c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka return mChildren.getChildAt(x, y); 971440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 972440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 9736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 9746569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 9756569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 9766569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 9776569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 9786569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 9796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 9806569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 9816569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 9826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 983d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 984d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 9856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 986a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 987a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 988a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 9896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 9906569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 9916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 9926569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 9936569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 9946569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9956569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 9966569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 9976569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 9986569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 9996569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10006569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 10016569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10026569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 10034be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato void visualizeDropLocation( 10044be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato View v, Bitmap dragOutline, int originX, int originY, int spanX, int spanY) { 10054be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 100608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 100708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 10084be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int[] nearest = findNearestVacantArea(originX, originY, spanX, spanY, v, mDragCell); 1009a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 1010a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 1011a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 1012a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 1013a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 10146569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 10152801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (dragOutline == null && v == null) { 10162801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (mCrosshairsDrawable != null) { 10172801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen invalidate(); 10182801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 10192801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return; 10202801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 10212801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 102208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy if (nearest != null && (nearest[0] != oldDragCellX || nearest[1] != oldDragCellY)) { 10236569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 1024de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 1025de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy cellToPoint(nearest[0], nearest[1], topLeft); 1026de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 10274be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 10284be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 10296569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1030a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 103199e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // When drawing the drag outline, it did not account for margin offsets 103299e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // added by the view's parent. 103399e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen MarginLayoutParams lp = (MarginLayoutParams) v.getLayoutParams(); 103499e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen left += lp.leftMargin; 103599e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen top += lp.topMargin; 103699e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen 103799e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // Offsets due to the size difference between the View and the dragOutline. 103899e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // There is a size difference to account for the outer blur, which may lie 103999e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // outside the bounds of the view. 1040a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung left += (v.getWidth() - dragOutline.getWidth()) / 2; 1041a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 10426639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen } else { 10436639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen // Center the drag outline in the cell 10444b576be59e58072cc03b5a8d36afb6a322513575Winson Chung left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 10454b576be59e58072cc03b5a8d36afb6a322513575Winson Chung - dragOutline.getWidth()) / 2; 10464b576be59e58072cc03b5a8d36afb6a322513575Winson Chung top += ((mCellHeight * spanY) + ((spanY - 1) * mHeightGap) 10474b576be59e58072cc03b5a8d36afb6a322513575Winson Chung - dragOutline.getHeight()) / 2; 1048a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 1049150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 10504be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 105108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 105208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 1053150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 105408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlines[mDragOutlineCurrent].set(left, top); 105508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 105608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 10576569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 105849250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy 105949250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy // If we are drawing crosshairs, the entire CellLayout needs to be invalidated 106049250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy if (mCrosshairsDrawable != null) { 106149250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy invalidate(); 106249250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy } 10636569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10646569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1065e0310965022e7a1adb7ad489505d404186608689Adam Cohen public void clearDragOutlines() { 1066e0310965022e7a1adb7ad489505d404186608689Adam Cohen final int oldIndex = mDragOutlineCurrent; 1067e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragOutlineAnims[oldIndex].animateOut(); 1068e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragCell[0] = -1; 1069e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragCell[1] = -1; 1070e0310965022e7a1adb7ad489505d404186608689Adam Cohen } 1071e0310965022e7a1adb7ad489505d404186608689Adam Cohen 107231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 107370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 107470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 1075aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 107651afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 107751afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 107870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 107970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 1080de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 1081de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 108270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 108370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 108431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 10856a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka int[] findNearestVacantArea( 1086de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1087de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 10886a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1089aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 10906a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 10916a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 10926a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 10936a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 10946a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 10956a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 10966a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 10976a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 1098df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1099df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1100df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * be allocated) 11016a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 11026a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 11036a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 1104df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int spanX, int spanY, View ignoreView, 1105df0353815c629fc678824b07a234b89a1ff94208Adam Cohen boolean ignoreOccupied, int[] result) { 1106c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1107c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 1108c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 1109e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // For items with a spanX / spanY > 1, the passed in point (pixelX, pixelY) corresponds 1110e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // to the center of the item, but we are searching based on the top-left cell, so 1111e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // we translate the point over to correspond to the top-left. 1112e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelX -= (mCellWidth + mWidthGap) * (spanX - 1) / 2f; 1113e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelY -= (mCellHeight + mHeightGap) * (spanY - 1) / 2f; 1114e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 111570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1116de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 111770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1118aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1119de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1120de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1121de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final boolean[][] occupied = mOccupied; 1122de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1123bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = 0; y < countY - (spanY - 1); y++) { 1124c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1125bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = 0; x < countX - (spanX - 1); x++) { 1126df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (ignoreOccupied) { 1127df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int i = 0; i < spanX; i++) { 1128df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int j = 0; j < spanY; j++) { 1129df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (occupied[x + i][y + j]) { 1130df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // small optimization: we can skip to after the column we 1131df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // just found an occupied cell 1132df0353815c629fc678824b07a234b89a1ff94208Adam Cohen x += i; 1133df0353815c629fc678824b07a234b89a1ff94208Adam Cohen continue inner; 1134df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1135c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1136c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1137c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 11380be025d64c1f84138fe430a58875886e66aae767Winson Chung final int[] cellXY = mTmpXY; 1139e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen cellToCenterPoint(x, y, cellXY); 1140c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1141c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1142c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1143c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka if (distance <= bestDistance) { 1144c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1145c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1146c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1147c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 114831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 114931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1150c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1151c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 115231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1153c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen // Return -1, -1 if no suitable location found 1154c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen if (bestDistance == Double.MAX_VALUE) { 1155c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[0] = -1; 1156c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[1] = -1; 115770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1158c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen return bestXY; 115931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1160aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1161df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1162df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1163df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1164df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1165df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1166df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1167df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1168df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1169df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1170df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1171df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1172df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1173df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1174df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestVacantArea( 1175df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 1176df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, ignoreView, true, result); 1177df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1178df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 1179df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1180df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a starting cell position that will fit the given bounds nearest the requested 1181df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1182df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1183df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1184df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1185df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1186df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1187df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1188df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1189df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1190df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1191df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1192df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea( 1193df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1194df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, null, false, result); 1195df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1196df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 11970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 11980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 11990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 12010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 12020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 12030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 12040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 12050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 12060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 12080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 12090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 12100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 12110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 12130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 12140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 12150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null); 12160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 12180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 12190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 12200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 12220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 12230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 12240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 12250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 12260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 12270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 12280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 12290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, ignoreView); 12300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 12320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 12330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 12340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 12350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 12370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 12380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 12390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 12400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 12410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 12430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 12440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 12450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 12460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 12470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY, spanX, spanY, intersectX, intersectY, null); 12480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 12500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 12510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 12520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 12530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 12540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY, View ignoreView) { 1255c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1256c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 12570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 125828750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 12590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 12600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 12610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 12620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 12630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 12650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 12660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 12670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 12690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 12700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 12710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 12730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 12740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 12750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1277bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 12780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 1279bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 12800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 12810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 12820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (mOccupied[x + i][y + j]) { 1283bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 12840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 1285bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 12860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 12870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 12910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 12920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 12930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 129428750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 129528750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 12960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 12990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 13000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 13010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 13020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 13030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 13040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 13050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 13060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1309c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1310c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 131128750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 13120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 131431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 13150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 13166569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 13170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 13184be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 13194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 13204be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 13214be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 13224be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 13236569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 13244be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Fade out the drag indicators 13254be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mCrosshairsAnimator != null) { 13264be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mCrosshairsAnimator.animateOut(); 13274be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 13284be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 132908ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 133008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 133108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[0] = -1; 133208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[1] = -1; 133308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 133408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 133508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 133633945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 13376569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 13386569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 13396569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 1340aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 1341de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 1342ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 134331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 134431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 134531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1346d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka void onDropChild(View child, boolean animate) { 1347d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 1348d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1349d94533d04a5f8f5485f106d10af60169857ea899Romain Guy lp.isDragging = false; 135084f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 1351d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka lp.animateDrop = animate; 1352e3887cc4ec3cebda2333298e56a35acb49ccdf13Patrick Dubroy child.setVisibility(animate ? View.INVISIBLE : View.VISIBLE); 1353d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 1354d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 135531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 135631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 135731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 135831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Start dragging the specified child 1359aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 136031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dragged 136131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 136231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void onDragChild(View child) { 136331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LayoutParams lp = (LayoutParams) child.getLayoutParams(); 136431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.isDragging = true; 1365de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 1366de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1367de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy /** 1368de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * A drag event has begun over this layout. 1369de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * It may have begun over this layout (in which case onDragChild is called first), 1370de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * or it may have begun on another layout. 1371de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy */ 1372a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung void onDragEnter() { 1373fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (!mDragging) { 1374fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy // Fade in the drag indicators 1375fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (mCrosshairsAnimator != null) { 1376fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy mCrosshairsAnimator.animateIn(); 1377fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 13784be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 13794be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = true; 138031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1381aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 138231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 138331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 1384aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 138531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 138631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 1387aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 138831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 13896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 139031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 13916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, RectF resultRect) { 139231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 139331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 139431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 139531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 1396aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1397aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 1398aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 1399aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 140031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 140131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 140231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 140331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 140431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 1405aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 14066569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 140731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1408aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 140931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1410aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 141131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 1412aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 141331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 141431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 14158f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 141631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 14178f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 14189987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 14199987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 14209987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 14219987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 142231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 142331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 142479e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 142579e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 142631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 142779e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 142831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 142931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX = (width + smallerSize) / smallerSize; 143031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY = (height + smallerSize) / smallerSize; 143179e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 14328f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 14338f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 14348f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 14358f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 14368f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 14378f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 143831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1440f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka public int[] cellSpansToSize(int hSpans, int vSpans) { 1441f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka int[] size = new int[2]; 1442f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[0] = hSpans * mCellWidth + (hSpans - 1) * mWidthGap; 1443f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[1] = vSpans * mCellHeight + (vSpans - 1) * mHeightGap; 1444f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka return size; 1445f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka } 1446f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka 144731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1448047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 1449047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 1450047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 1451047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 1452047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 1453047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1454047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 1455047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 1456047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 1457047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 1458047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 1459047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 1460047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 1461047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 1462047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 1463047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 1464047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1465047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 1466047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 1467047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 1468047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1469047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1470047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 147131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 147231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 147331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 147431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 147531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 1476aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 147731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 147831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 147931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 148031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 148231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 148331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 148431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 148531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 148631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14872801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int y = 0; y < yCount; y++) { 14882801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int x = 0; x < xCount; x++) { 148931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 149031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 149131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 149231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 149331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 149431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 149531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 149631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 149731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 149831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 149931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 150031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 150131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 150231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 150331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 150431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 150531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 150631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 150731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 15090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 15100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 15110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 151231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 151331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 15140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 151531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15161b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 15171b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Given a view, determines how much that view can be expanded in all directions, in terms of 15181b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * whether or not there are other items occupying adjacent cells. Used by the 15191b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * AppWidgetResizeFrame to determine how the widget can be resized. 15201b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1521d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void getExpandabilityArrayForView(View view, int[] expandability) { 15221b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen final LayoutParams lp = (LayoutParams) view.getLayoutParams(); 1523d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen boolean flag; 1524d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 15251b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT] = 0; 1526d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX - 1; x >= 0; x--) { 1527d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1528d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1529d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1530d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1531d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 15321b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT]++; 1533d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1534d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 15351b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP] = 0; 1536d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY - 1; y >= 0; y--) { 1537d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1538d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1539d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1540d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1541d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 15421b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP]++; 15431b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1544d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 15451b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT] = 0; 1546d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX + lp.cellHSpan; x < mCountX; x++) { 1547d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1548d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1549d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1550d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1551d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 15521b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT]++; 15531b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1554d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 15551b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM] = 0; 1556d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY + lp.cellVSpan; y < mCountY; y++) { 1557d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1558d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1559d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1560d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1561d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 15621b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM]++; 15631b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1564d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1565d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 15660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void onMove(View view, int newCellX, int newCellY) { 15670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 15680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 15690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(newCellX, newCellY, lp.cellHSpan, lp.cellVSpan, true); 15700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 157131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1572d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsOccupiedForView(View view) { 15738c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 15740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 15750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, true); 15760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 15770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1578d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsUnoccupiedForView(View view) { 15798c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 15800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 15810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, false); 15820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 15830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 15840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean value) { 15850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 15860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 15870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = value; 158831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 158931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15922801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredWidth() { 15932801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return mLeftPadding + mRightPadding + (mCountX * mCellWidth) + 15942801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountX - 1), 0) * mWidthGap); 15952801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 15962801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 15972801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredHeight() { 15982801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return mTopPadding + mBottomPadding + (mCountY * mCellHeight) + 15992801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountY - 1), 0) * mHeightGap); 16002801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 16012801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 160266d72178af91d455700875635473be942bc90e54Michael Jurka public boolean isOccupied(int x, int y) { 160366d72178af91d455700875635473be942bc90e54Michael Jurka if (x < mCountX && y < mCountY) { 160466d72178af91d455700875635473be942bc90e54Michael Jurka return mOccupied[x][y]; 160566d72178af91d455700875635473be942bc90e54Michael Jurka } else { 160666d72178af91d455700875635473be942bc90e54Michael Jurka throw new RuntimeException("Position exceeds the bound of this CellLayout"); 160766d72178af91d455700875635473be942bc90e54Michael Jurka } 160866d72178af91d455700875635473be942bc90e54Michael Jurka } 160966d72178af91d455700875635473be942bc90e54Michael Jurka 161031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 161131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 161231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 161331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 161531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 161631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 161731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 161831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 162031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 162131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 162231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 162331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 162431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1625aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 1626aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 1627aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 1628aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1629aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1630aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 1631aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 1632aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 1633aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1634aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1635aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 163631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 163731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 163831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 163931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 164031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 164131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 164231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 164331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 164431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical location of the item in the grid. 164531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 164631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 164731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellY; 164831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 164931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 165031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 165131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 165231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 165331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 165431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 165531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 165631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 165731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 165831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 165931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 1660aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 16611b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 16621b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Indicates whether the item will set its x, y, width and height parameters freely, 16631b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan. 16641b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1665d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public boolean isLockedToGrid = true; 1666d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 166731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 166831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Is this item currently being dragged 166931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 167031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean isDragging; 167131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 167231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 167331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 167431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 167531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 167631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 167731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 167831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1679ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1680ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old X coordinate of this item, relative to its current parent. 1681ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1682ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1683ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldX; 1684ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 1685ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1686ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old Y coordinate of this item, relative to its current parent. 1687ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1688ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1689ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldY; 1690ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 169184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 1692fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 1693d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka boolean animateDrop; 1694d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka 169531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 169631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 169731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 169831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 169931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 170031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 170131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 170231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 170331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 170431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 170531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1706aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1707aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 1708aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 1709aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 1710aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 1711aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 1712aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 1713aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1714aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 171531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 17168f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 171731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 171831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 171931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 172031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 172131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 172231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17237f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap) { 1724d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (isLockedToGrid) { 1725d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellHSpan = cellHSpan; 1726d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellVSpan = cellVSpan; 1727d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellX = cellX; 1728d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellY = cellY; 17291b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen 1730d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 1731d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen leftMargin - rightMargin; 1732d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 1733d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen topMargin - bottomMargin; 17347f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen x = myCellX * (cellWidth + widthGap) + leftMargin; 17357f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen y = myCellY * (cellHeight + heightGap) + topMargin; 1736d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1737d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1738d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 1739aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 1740aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 1741aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 17427f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 17437f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setWidth(int width) { 17447f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.width = width; 17457f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 17467f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 17477f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getWidth() { 17487f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return width; 17497f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 17507f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 17517f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setHeight(int height) { 17527f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.height = height; 17537f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 17547f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 17557f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getHeight() { 17567f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return height; 17577f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 17587f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 17597f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setX(int x) { 17607f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.x = x; 17617f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 17627f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 17637f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getX() { 17647f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return x; 17657f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 17667f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 17677f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setY(int y) { 17687f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.y = y; 17697f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 17707f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 17717f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getY() { 17727f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return y; 17737f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 177431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 177531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 17770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 17780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 17790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 17800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 17810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 1782e5fb0f27bca7afb996258a7163c76ca7390d7bffMichael Jurka static final class CellInfo { 178331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 1784a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 1785a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 178631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 178731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 178831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 178931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean valid; 179031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 179131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 179231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 1793aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 1794aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 179531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 179631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 179731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1798