CellLayout.java revision 33945b21544bc98381df17726a3537c292d8c985
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 193c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurkaimport com.android.launcher.R; 20aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 214be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.Animator; 224be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.AnimatorListenerAdapter; 2318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.AnimatorSet; 2418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.ObjectAnimator; 2500397b1d9233409d9d6b233b077ae12d09768ce8Chet Haaseimport android.animation.TimeInterpolator; 26de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator; 27de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator.AnimatorUpdateListener; 28aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.app.WallpaperManager; 2931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 3079e56263dbcbe85dc434df372bc6e6730aa13477Joe Onoratoimport android.content.res.Resources; 31aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.content.res.TypedArray; 324be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Bitmap; 33aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.graphics.Canvas; 344be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Paint; 35de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.Point; 36de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.PointF; 3731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 3831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.RectF; 3918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.graphics.Region; 406569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.drawable.Drawable; 4131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 424be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.util.Log; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ContextMenu; 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewDebug; 4731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 48aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.Animation; 49150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chungimport android.view.animation.DecelerateInterpolator; 50aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.LayoutAnimationController; 5131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 523c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurkaimport java.util.Arrays; 538e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy 54f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohenpublic class CellLayout extends ViewGroup implements Dimmable { 55aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung static final String TAG = "CellLayout"; 56aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 5731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellWidth; 5831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellHeight; 59aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 60aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mLeftPadding; 61aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mRightPadding; 62aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mTopPadding; 63aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mBottomPadding; 64aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 65d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountX; 66d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountY; 6731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mWidthGap; 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mHeightGap; 7031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final Rect mRect = new Rect(); 7231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final CellInfo mCellInfo = new CellInfo(); 73aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 74de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // These are temporary variables to prevent having to allocate a new object just to 75de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // return an (x, y) value from helper functions. Do NOT use them to maintain other state. 766569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mTmpCellXY = new int[2]; 77de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final int[] mTmpPoint = new int[2]; 78de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final PointF mTmpPointF = new PointF(); 796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 8031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean[][] mOccupied; 8131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private OnTouchListener mInterceptTouchListener; 83dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 845f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka private float mBackgroundAlpha; 851b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen private float mBackgroundAlphaMultiplier = 1.0f; 86f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 8733945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackground; 8833945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalGlowBackground; 8933945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackground; 9033945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackground; 9133945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackgroundMini; 9233945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalGlowBackgroundMini; 9333945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackgroundMini; 9433945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackgroundMini; 9518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka private Rect mBackgroundRect; 9633945b21544bc98381df17726a3537c292d8c985Michael Jurka private Rect mGlowBackgroundRect; 9733945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundScale; 9833945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundAlpha; 9933945b21544bc98381df17726a3537c292d8c985Michael Jurka 10033945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mAcceptsDrops = false; 10133945b21544bc98381df17726a3537c292d8c985Michael Jurka // If we're actively dragging something over this screen, mIsDragOverlapping is true 10233945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOverlapping = false; 10333945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOccuring = false; 10433945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDefaultDropTarget = false; 105de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final Point mDragCenter = new Point(); 1066569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 107150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // These arrays are used to implement the drag visualization on x-large screens. 1084be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // They are used as circular arrays, indexed by mDragOutlineCurrent. 1094be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private Point[] mDragOutlines = new Point[8]; 110472b281d5cb4f5660df981a6c912266b9f5703feChet Haase private float[] mDragOutlineAlphas = new float[mDragOutlines.length]; 1114be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private InterruptibleInOutAnimator[] mDragOutlineAnims = 1124be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato new InterruptibleInOutAnimator[mDragOutlines.length]; 113150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 114150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // Used as an index into the above 3 arrays; indicates which is the most current value. 1154be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private int mDragOutlineCurrent = 0; 1168e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy private final Paint mDragOutlinePaint = new Paint(); 117150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 118de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private Drawable mCrosshairsDrawable = null; 11949250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy private InterruptibleInOutAnimator mCrosshairsAnimator = null; 120de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private float mCrosshairsVisibility = 0.0f; 121de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1226569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // When a drag operation is in progress, holds the nearest cell to the touch point 1236569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mDragCell = new int[2]; 12431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 125aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private final WallpaperManager mWallpaperManager; 12631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1274be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private boolean mDragging = false; 1284be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 129ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy private TimeInterpolator mEaseOutInterpolator; 130ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 13131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context) { 13231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, null); 13331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 13431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs) { 13631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 13731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 13831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs, int defStyle) { 14031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 1416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1426569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // A ViewGroup usually does not draw, but CellLayout needs to draw a rectangle to show 1436569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // the user where a dragged item will land when dropped. 1446569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy setWillNotDraw(false); 145a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka 14631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CellLayout, defStyle, 0); 14731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellWidth = a.getDimensionPixelSize(R.styleable.CellLayout_cellWidth, 10); 14931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellHeight = a.getDimensionPixelSize(R.styleable.CellLayout_cellHeight, 10); 150ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = a.getDimensionPixelSize(R.styleable.CellLayout_widthGap, -1); 151ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mHeightGap = a.getDimensionPixelSize(R.styleable.CellLayout_heightGap, -1); 152aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 153d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mLeftPadding = 154d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_xAxisStartPadding, 10); 155d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mRightPadding = 156d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_xAxisEndPadding, 10); 157d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mTopPadding = 158d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_yAxisStartPadding, 10); 159d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mBottomPadding = 160d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_yAxisEndPadding, 10); 161aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 162d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountX = LauncherModel.getCellCountX(); 163d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountY = LauncherModel.getCellCountY(); 1640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied = new boolean[mCountX][mCountY]; 16531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 16731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setAlwaysDrawnWithCacheEnabled(false); 16931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 170de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy mWallpaperManager = WallpaperManager.getInstance(context); 171de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 172046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final Resources res = getResources(); 173de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 174046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy if (LauncherApplication.isScreenXLarge()) { 17533945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackground = res.getDrawable(R.drawable.homescreen_large_blue); 17633945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalGlowBackground = res.getDrawable(R.drawable.homescreen_large_blue_strong); 17733945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackground = res.getDrawable(R.drawable.homescreen_large_green); 17833945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackground = res.getDrawable(R.drawable.homescreen_large_green_strong); 17933945b21544bc98381df17726a3537c292d8c985Michael Jurka 18033945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue); 18133945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue_strong); 18233945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green); 18333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green_strong); 18433945b21544bc98381df17726a3537c292d8c985Michael Jurka 18533945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackground.setFilterBitmap(true); 18633945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalGlowBackground.setFilterBitmap(true); 18733945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackground.setFilterBitmap(true); 18833945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackground.setFilterBitmap(true); 18933945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackgroundMini.setFilterBitmap(true); 19033945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalGlowBackgroundMini.setFilterBitmap(true); 19133945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackgroundMini.setFilterBitmap(true); 19233945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setFilterBitmap(true); 193046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 194de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 195046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Initialize the data structures used for the drag visualization. 196150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 197046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsDrawable = res.getDrawable(R.drawable.gardening_crosshairs); 198ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mEaseOutInterpolator = new DecelerateInterpolator(2.5f); // Quint ease out 199de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 200046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up the animation for fading the crosshairs in and out 201046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy int animDuration = res.getInteger(R.integer.config_crosshairsFadeInTime); 20249250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy mCrosshairsAnimator = new InterruptibleInOutAnimator(animDuration, 0.0f, 1.0f); 203472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mCrosshairsAnimator.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 204046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 205046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsVisibility = ((Float) animation.getAnimatedValue()).floatValue(); 2068e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy invalidate(); 207046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 208046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy }); 209ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mCrosshairsAnimator.getAnimator().setInterpolator(mEaseOutInterpolator); 210046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 2114be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 2124be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlines[i] = new Point(-1, -1); 213046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 214046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 215046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // When dragging things around the home screens, we show a green outline of 216046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // where the item will land. The outlines gradually fade out, leaving a trail 217046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // behind the drag path. 218046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up all the animations that are used to implement this fading. 219046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int duration = res.getInteger(R.integer.config_dragOutlineFadeTime); 220472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float fromAlphaValue = 0; 221472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float toAlphaValue = (float)res.getInteger(R.integer.config_dragOutlineMaxAlpha); 2224be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2238e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy Arrays.fill(mDragOutlineAlphas, fromAlphaValue); 2244be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2254be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlineAnims.length; i++) { 226046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final InterruptibleInOutAnimator anim = 227046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy new InterruptibleInOutAnimator(duration, fromAlphaValue, toAlphaValue); 228ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy anim.getAnimator().setInterpolator(mEaseOutInterpolator); 229046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int thisIndex = i; 230472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 231de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 2324be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap outline = (Bitmap)anim.getTag(); 2334be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2344be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // If an animation is started and then stopped very quickly, we can still 2354be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // get spurious updates we've cleared the tag. Guard against this. 2364be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (outline == null) { 237fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (false) { 238fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Object val = animation.getAnimatedValue(); 239fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Log.d(TAG, "anim " + thisIndex + " update: " + val + 240fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy ", isStopped " + anim.isStopped()); 241fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 2424be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Try to prevent it from continuing to run 2434be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato animation.cancel(); 2444be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } else { 245472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mDragOutlineAlphas[thisIndex] = (Float) animation.getAnimatedValue(); 2464be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int left = mDragOutlines[thisIndex].x; 2474be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int top = mDragOutlines[thisIndex].y; 2484be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato CellLayout.this.invalidate(left, top, 2494be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato left + outline.getWidth(), top + outline.getHeight()); 2504be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 251de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 252de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy }); 2534be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // The animation holds a reference to the drag outline bitmap as long is it's 2544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // running. This way the bitmap can be GCed when the animations are complete. 255472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addListener(new AnimatorListenerAdapter() { 2563c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 2574be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato public void onAnimationEnd(Animator animation) { 258472b281d5cb4f5660df981a6c912266b9f5703feChet Haase if ((Float) ((ValueAnimator) animation).getAnimatedValue() == 0f) { 2594be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato anim.setTag(null); 2604be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2614be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2624be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato }); 2634be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlineAnims[i] = anim; 264de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 265ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 26618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect = new Rect(); 26733945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect = new Rect(); 26818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverScale(1.0f); 26918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverAlpha(1.0f); 27018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 27118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 27233945b21544bc98381df17726a3537c292d8c985Michael Jurka public void setIsDefaultDropTarget(boolean isDefaultDropTarget) { 27333945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDefaultDropTarget != isDefaultDropTarget) { 27433945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDefaultDropTarget = isDefaultDropTarget; 27533945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 27633945b21544bc98381df17726a3537c292d8c985Michael Jurka } 27733945b21544bc98381df17726a3537c292d8c985Michael Jurka } 27833945b21544bc98381df17726a3537c292d8c985Michael Jurka 27933945b21544bc98381df17726a3537c292d8c985Michael Jurka public void setAcceptsDrops(boolean acceptsDrops) { 28033945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mAcceptsDrops != acceptsDrops) { 28133945b21544bc98381df17726a3537c292d8c985Michael Jurka mAcceptsDrops = acceptsDrops; 28233945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 28333945b21544bc98381df17726a3537c292d8c985Michael Jurka } 28433945b21544bc98381df17726a3537c292d8c985Michael Jurka } 28533945b21544bc98381df17726a3537c292d8c985Michael Jurka 28633945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOccuring(boolean isDragOccuring) { 28733945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOccuring != isDragOccuring) { 28833945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOccuring = isDragOccuring; 28933945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 29033945b21544bc98381df17726a3537c292d8c985Michael Jurka } 29133945b21544bc98381df17726a3537c292d8c985Michael Jurka } 29233945b21544bc98381df17726a3537c292d8c985Michael Jurka 29333945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 29433945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 29533945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 29633945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 29733945b21544bc98381df17726a3537c292d8c985Michael Jurka } 29833945b21544bc98381df17726a3537c292d8c985Michael Jurka } 29933945b21544bc98381df17726a3537c292d8c985Michael Jurka 30033945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 30133945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 30233945b21544bc98381df17726a3537c292d8c985Michael Jurka } 30333945b21544bc98381df17726a3537c292d8c985Michael Jurka 30433945b21544bc98381df17726a3537c292d8c985Michael Jurka private void updateGlowRect() { 30533945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 30618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (mBackgroundRect.right - mBackgroundRect.left)); 30718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (mBackgroundRect.bottom - mBackgroundRect.top)); 30833945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect.set(mBackgroundRect.left - marginX, mBackgroundRect.top - marginY, 30918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.right + marginX, mBackgroundRect.bottom + marginY); 31018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 31118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 31218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 31318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverScale(float scaleFactor) { 31433945b21544bc98381df17726a3537c292d8c985Michael Jurka if (scaleFactor != mGlowBackgroundScale) { 31533945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundScale = scaleFactor; 31633945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 31718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 31818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 31918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 32018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverScale() { 32133945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundScale; 32218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 32318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 32418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverAlpha() { 32533945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundAlpha; 32618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 32718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 32818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverAlpha(float alpha) { 32933945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundAlpha = alpha; 33018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 33118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 33218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 33318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka void animateDrop() { 33418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (LauncherApplication.isScreenXLarge()) { 33518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Resources res = getResources(); 33618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka float onDropScale = res.getInteger(R.integer.config_screenOnDropScalePercent) / 100.0f; 33718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator scaleUp = ObjectAnimator.ofFloat(this, "hoverScale", onDropScale); 33818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka scaleUp.setDuration(res.getInteger(R.integer.config_screenOnDropScaleUpDuration)); 33918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator scaleDown = ObjectAnimator.ofFloat(this, "hoverScale", 1.0f); 34018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka scaleDown.setDuration(res.getInteger(R.integer.config_screenOnDropScaleDownDuration)); 34118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator alphaFadeOut = ObjectAnimator.ofFloat(this, "hoverAlpha", 0.0f); 34218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 34318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka alphaFadeOut.setStartDelay(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 34418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka alphaFadeOut.setDuration(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 34518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 34618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka AnimatorSet bouncer = new AnimatorSet(); 34718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.play(scaleUp).before(scaleDown); 34818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.play(scaleUp).with(alphaFadeOut); 3498edd75c8bb0729a10cb39f614183e3e9ae4288e8Michael Jurka bouncer.addListener(new AnimatorListenerAdapter() { 3503c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 35118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void onAnimationStart(Animator animation) { 35233945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(true); 35318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 3543c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 3558edd75c8bb0729a10cb39f614183e3e9ae4288e8Michael Jurka public void onAnimationEnd(Animator animation) { 35633945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 35718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverScale(1.0f); 35818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverAlpha(1.0f); 35918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 36018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka }); 36118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.start(); 36218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 363a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy } 364a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy 3651262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy public void drawChildren(Canvas canvas) { 3661262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy super.dispatchDraw(canvas); 3671262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy } 3681262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy 369a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 3701262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 3713e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 3723e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 3733e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 3743e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 3753e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 3765f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka if (mBackgroundAlpha > 0.0f) { 377f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 37833945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean mini = getScaleX() < 0.5f; 37933945b21544bc98381df17726a3537c292d8c985Michael Jurka 38033945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 38133945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 38233945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveGlowBackground; 38333945b21544bc98381df17726a3537c292d8c985Michael Jurka } else if (mIsDragOccuring && mAcceptsDrops) { 38433945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveBackground; 38533945b21544bc98381df17726a3537c292d8c985Michael Jurka } else if (mIsDefaultDropTarget) { 38633945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mNormalGlowBackgroundMini : mNormalGlowBackground; 387f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 38833945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mNormalBackgroundMini : mNormalBackground; 389f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 39033945b21544bc98381df17726a3537c292d8c985Michael Jurka 39133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 39233945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 39333945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 39433945b21544bc98381df17726a3537c292d8c985Michael Jurka 39533945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mini && mIsDragOverlapping) { 39618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka boolean modifiedClipRect = false; 39733945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mGlowBackgroundScale > 1.0f) { 39818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // If the hover background's scale is greater than 1, we'll be drawing outside 39918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // the bounds of this CellLayout. Get around that by temporarily increasing the 40018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // size of the clip rect 40133945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 40218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Rect clipRect = canvas.getClipBounds(); 40318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (clipRect.right - clipRect.left)); 40418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (clipRect.bottom - clipRect.top)); 40518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.save(Canvas.CLIP_SAVE_FLAG); 40618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.clipRect(-marginX, -marginY, 40718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka getWidth() + marginX, getHeight() + marginY, Region.Op.REPLACE); 40818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka modifiedClipRect = true; 40918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 41018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 41133945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setAlpha( 41233945b21544bc98381df17726a3537c292d8c985Michael Jurka (int) (mBackgroundAlpha * mGlowBackgroundAlpha * 255)); 41333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setBounds(mGlowBackgroundRect); 41433945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.draw(canvas); 41518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (modifiedClipRect) { 41618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.restore(); 41718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 4183e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 419a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 42031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 421de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (mCrosshairsVisibility > 0.0f) { 422de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 423de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 424de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 425de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float MAX_ALPHA = 0.4f; 426de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int MAX_VISIBLE_DISTANCE = 600; 427de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float DISTANCE_MULTIPLIER = 0.002f; 428de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 429de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final Drawable d = mCrosshairsDrawable; 430de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int width = d.getIntrinsicWidth(); 431de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int height = d.getIntrinsicHeight(); 432de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 433de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int x = getLeftPadding() - (mWidthGap / 2) - (width / 2); 434de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int col = 0; col <= countX; col++) { 435de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int y = getTopPadding() - (mHeightGap / 2) - (height / 2); 436de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int row = 0; row <= countY; row++) { 437de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy mTmpPointF.set(x - mDragCenter.x, y - mDragCenter.y); 438de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float dist = mTmpPointF.length(); 439de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // Crosshairs further from the drag point are more faint 440de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float alpha = Math.min(MAX_ALPHA, 441de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy DISTANCE_MULTIPLIER * (MAX_VISIBLE_DISTANCE - dist)); 442de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (alpha > 0.0f) { 443de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setBounds(x, y, x + width, y + height); 444de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setAlpha((int) (alpha * 255 * mCrosshairsVisibility)); 445de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.draw(canvas); 446de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 447de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy y += mCellHeight + mHeightGap; 448de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 449de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy x += mCellWidth + mWidthGap; 450de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 4514be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 452150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 4538e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 4544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 455472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 4564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 4574be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Point p = mDragOutlines[i]; 4584be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 459472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 4604be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato canvas.drawBitmap(b, p.x, p.y, paint); 461150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 4626569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 4636569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 4646569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 465f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen public void setDimmableProgress(float progress) { 466f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen for (int i = 0; i < getChildCount(); i++) { 467f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Dimmable d = (Dimmable) getChildAt(i); 468f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen d.setDimmableProgress(progress); 469f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 470f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 471f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 472f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen public float getDimmableProgress() { 473f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen if (getChildCount() > 0) { 474f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen return ((Dimmable) getChildAt(0)).getDimmableProgress(); 475f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 476f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen return 0.0f; 477f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 478f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 4796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 48083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 48183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 48283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 48383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 48483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 48583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 48683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 48783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 48883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 48983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 49083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 491dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 492dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 493dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 494dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 49531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 496d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 49731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 49831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 49931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 500d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 50131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 50231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 503aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public boolean addViewToCellLayout(View child, int index, int childId, LayoutParams params) { 504f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka return addViewToCellLayout(child, index, childId, params, true); 505f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 506f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 507f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public boolean addViewToCellLayout( 508f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka View child, int index, int childId, LayoutParams params, boolean markCells) { 509aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 510aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 51131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 51231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 513d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 514aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 515aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 516d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 517d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 518aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 519aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 52031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 521dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // We might be in the middle or end of shrinking/fading to a dimmed view 522dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka // Make sure this view's alpha is set the same as all the rest of the views 5235f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka child.setAlpha(getAlpha()); 524aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung addView(child, index, lp); 525dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 526f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 5270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 528aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 529aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 530aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 53131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 5323e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 5333e7c7634531302271270c8cf418abc959d621cbcMichael Jurka public boolean getAcceptsDrops() { 5343e7c7634531302271270c8cf418abc959d621cbcMichael Jurka return mAcceptsDrops; 5353e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 53631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 53731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 5380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 5390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 5440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 547f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 548f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka super.removeView(view); 549f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 550f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 5510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 5530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 5540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka super.removeView(view); 5550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 5590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(getChildAt(index)); 5600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka super.removeViewAt(index); 5610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 5650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 5660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka super.removeViewInLayout(view); 5670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 5710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 5720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(getChildAt(i)); 5730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka super.removeViews(start, count); 5750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 5790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 5800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(getChildAt(i)); 5810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka super.removeViewsInLayout(start, count); 5830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 58631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void requestChildFocus(View child, View focused) { 58731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.requestChildFocus(child, focused); 58831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child != null) { 58931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project Rect r = new Rect(); 59031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.getDrawingRect(r); 59131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project requestRectangleOnScreen(r); 59231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 59331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 59431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 59531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 59631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 59731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 59831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 59931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 60031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 601af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 60231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 603af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final Rect frame = mRect; 604af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int x = touchX + mScrollX; 605af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int y = touchY + mScrollY; 606af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int count = getChildCount(); 60731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 608af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 609af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 610af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final View child = getChildAt(i); 611af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 612af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if ((child.getVisibility()) == VISIBLE || child.getAnimation() != null) { 613af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 614af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 615af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 616af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 617af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 618af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 619af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 620af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 621af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.valid = true; 622af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 623af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 62431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 62531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 626af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 627aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 628af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 6296569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy final int cellXY[] = mTmpCellXY; 630af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 63131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 632af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 633af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 634af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 635af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 636af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 6370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellInfo.valid = cellXY[0] >= 0 && cellXY[1] >= 0 && cellXY[0] < mCountX && 6380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] < mCountY && !mOccupied[cellXY[0]][cellXY[1]]; 639af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 640af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 641af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 64231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 643aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 644af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 645af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 646dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 647dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 648dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 649af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int action = ev.getAction(); 650af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final CellInfo cellInfo = mCellInfo; 65131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 652af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 653af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 65431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (action == MotionEvent.ACTION_UP) { 65531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cell = null; 65631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellX = -1; 65731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellY = -1; 65831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanX = 0; 65931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanY = 0; 66031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.valid = false; 66131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setTag(cellInfo); 66231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 66331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 66431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 66531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 66631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 66731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 66831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 6690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 67031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6726569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 6736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Check if the row 'y' is empty from columns 'left' to 'right', inclusive. 6746569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 67531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private static boolean isRowEmpty(int y, int left, int right, boolean[][] occupied) { 67631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int x = left; x <= right; x++) { 67731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (occupied[x][y]) { 67831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 67931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 68231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 68431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 685aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 68631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 68731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 68831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 68931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 69031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 691aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 692aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 69331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 69431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 69531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 69631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 697d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 698d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 69931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 70031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 70131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 70231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 70331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 70431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 705aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 70631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 70731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 70831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 70931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 71031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 71131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 71231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 71331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 71431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 71531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 71631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 71731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 718aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 719aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 72031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 721aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 72231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 72331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 72431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 725aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 726aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 72731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 72831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 72931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 73031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 73131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 73284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 73384f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 73484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 73584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 73684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 73784f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 73884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 73984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 7401a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getLeftPadding() { 741aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mLeftPadding; 7421a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7431a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 7441a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getTopPadding() { 745aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mTopPadding; 7461a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7471a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 7481a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getRightPadding() { 749aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mRightPadding; 7501a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7511a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 7521a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getBottomPadding() { 753aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mBottomPadding; 7541a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7551a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 75631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 75731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 75831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // TODO: currently ignoring padding 759aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 76031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 761aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 762aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 76331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 76431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 765aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 76631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 76731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 76831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 77031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 77131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 773d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 774d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 775d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 776ece7f5b3b55cab646941123e03589241a61678e2Winson Chung if (mWidthGap < 0 || mHeightGap < 0) { 777ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int vSpaceLeft = heightSpecSize - mTopPadding - mBottomPadding - (cellHeight * mCountY); 778ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mHeightGap = vSpaceLeft / numHeightGaps; 779d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 780ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int hSpaceLeft = widthSpecSize - mLeftPadding - mRightPadding - (cellWidth * mCountX); 781ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = hSpaceLeft / numWidthGaps; 782aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 783ece7f5b3b55cab646941123e03589241a61678e2Winson Chung // center it around the min gaps 784ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int minGap = Math.min(mWidthGap, mHeightGap); 785ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = mHeightGap = minGap; 786ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 7875f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 78831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 78931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 79031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 79131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 79231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LayoutParams lp = (LayoutParams) child.getLayoutParams(); 793aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung lp.setup(cellWidth, cellHeight, mWidthGap, mHeightGap, 794aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung mLeftPadding, mTopPadding); 795aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 7960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(lp.width, MeasureSpec.EXACTLY); 797aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(lp.height, 798aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung MeasureSpec.EXACTLY); 79931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 80131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 8025f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 8035f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka int newWidth = mLeftPadding + mRightPadding + (mCountX * cellWidth) + 804ece7f5b3b55cab646941123e03589241a61678e2Winson Chung ((mCountX - 1) * mWidthGap); 8055f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka int newHeight = mTopPadding + mBottomPadding + (mCountY * cellHeight) + 806ece7f5b3b55cab646941123e03589241a61678e2Winson Chung ((mCountY - 1) * mHeightGap); 8075f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka setMeasuredDimension(newWidth, newHeight); 8085f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } else if (widthSpecMode == MeasureSpec.EXACTLY) { 8095f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka setMeasuredDimension(widthSpecSize, heightSpecSize); 8105f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 81131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 81231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 81331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 81428750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 81631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 81731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 818ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy final View child = getChildAt(i); 81931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (child.getVisibility() != GONE) { 82031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams(); 82231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int childLeft = lp.x; 82431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int childTop = lp.y; 82531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.layout(childLeft, childTop, childLeft + lp.width, childTop + lp.height); 82684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 82784f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy if (lp.dropped) { 82884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = false; 82984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 8306569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy final int[] cellXY = mTmpCellXY; 83106762ab54d64e84328d427403bb6074dfd0f630cRomain Guy getLocationOnScreen(cellXY); 8321d0867c8de6a889bccde9b7e768daef182a25e5cJeff Brown mWallpaperManager.sendWallpaperCommand(getWindowToken(), 8331d0867c8de6a889bccde9b7e768daef182a25e5cJeff Brown WallpaperManager.COMMAND_DROP, 83406762ab54d64e84328d427403bb6074dfd0f630cRomain Guy cellXY[0] + childLeft + lp.width / 2, 83506762ab54d64e84328d427403bb6074dfd0f630cRomain Guy cellXY[1] + childTop + lp.height / 2, 0, null); 836ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 837d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka if (lp.animateDrop) { 838d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka lp.animateDrop = false; 839d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka ((Workspace) mParent).animateViewIntoPosition(child); 840d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka } 84184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 84231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 84631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 847dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 848dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 84918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 85033945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 851dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 852dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 853dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 85431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 85531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int count = getChildCount(); 85631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 85731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final View view = getChildAt(i); 85831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project view.setDrawingCacheEnabled(enabled); 85931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Update the drawing caches 8603cf4c03125be60d56bff7eb82a1775ac46b919edRomain Guy if (!view.isHardwareAccelerated()) { 8613cf4c03125be60d56bff7eb82a1775ac46b919edRomain Guy view.buildDrawingCache(true); 8623cf4c03125be60d56bff7eb82a1775ac46b919edRomain Guy } 86331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 86431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 86531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 86631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 86731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 86831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.setChildrenDrawnWithCacheEnabled(enabled); 86931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 87031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8715f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 8725f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 873dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 874dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 8751b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 8761b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen mBackgroundAlphaMultiplier = multiplier; 8771b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 8781b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 879ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 880ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 881ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 882ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 8835f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 8845f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka mBackgroundAlpha = alpha; 8850142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka invalidate(); 886dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 887dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 8885f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // Need to return true to let the view system know we know how to handle alpha-- this is 8895f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // because when our children have an alpha of 0.0f, they are still rendering their "dimmed" 8905f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // versions 8915f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka @Override 8925f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka protected boolean onSetAlpha(int alpha) { 8935f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return true; 8945f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 8955f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 8965f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setAlpha(float alpha) { 8975f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka setChildrenAlpha(alpha); 8985f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka super.setAlpha(alpha); 8995f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 9005f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 901dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private void setChildrenAlpha(float alpha) { 9020142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 9030142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 904dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 905dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 906dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 907dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 9080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private boolean isVacantIgnoring( 9090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int originX, int originY, int spanX, int spanY, View ignoreView) { 9100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (ignoreView != null) { 9110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(ignoreView); 9120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 91328750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean isVacant = true; 9146569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy for (int i = 0; i < spanY; i++) { 9156569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (!isRowEmpty(originY + i, originX, originX + spanX - 1, mOccupied)) { 91628750fba6a2d141eb9a1e566718c17236030b815Michael Jurka isVacant = false; 91728750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 9186569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9196569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (ignoreView != null) { 9210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsOccupiedForView(ignoreView); 9220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 92328750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return isVacant; 9246569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 9260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private boolean isVacant(int originX, int originY, int spanX, int spanY) { 9270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return isVacantIgnoring(originX, originY, spanX, spanY, null); 9280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 9290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 930440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 931440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy final int count = getChildCount(); 932440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy for (int i = 0; i < count; i++) { 933440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy View child = getChildAt(i); 934440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 935440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 936440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy if ((lp.cellX <= x) && (x < lp.cellX + lp.cellHSpan) && 937440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy (lp.cellY <= y) && (y < lp.cellY + lp.cellHSpan)) { 938440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy return child; 939440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 940440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 941440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy return null; 942440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 943440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 9446569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 9456569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 9466569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 9476569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 9486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 9496569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 9506569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 9516569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 9526569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 9536569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 954d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 955d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 9566569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 957a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 958a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 959a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 9606569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 9616569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 9626569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 9636569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 9646569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 9656569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9666569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 9676569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 9686569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 9696569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 9706569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9716569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 9726569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 9744be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato void visualizeDropLocation( 9754be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato View v, Bitmap dragOutline, int originX, int originY, int spanX, int spanY) { 9764be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 97708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 97808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 9794be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int[] nearest = findNearestVacantArea(originX, originY, spanX, spanY, v, mDragCell); 980a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 981a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 982a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 983a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 984a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 9856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 98608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy if (nearest != null && (nearest[0] != oldDragCellX || nearest[1] != oldDragCellY)) { 9876569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 988de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 989de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy cellToPoint(nearest[0], nearest[1], topLeft); 990de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 9914be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 9924be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 9936569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 994a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 995a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v.getParent() instanceof CellLayout) { 996a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung LayoutParams lp = (LayoutParams) v.getLayoutParams(); 997a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung left += lp.leftMargin; 998a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += lp.topMargin; 999a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 1000150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 1001a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung // Offsets due to the size difference between the View and the dragOutline 1002a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung left += (v.getWidth() - dragOutline.getWidth()) / 2; 1003a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 1004a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 1005150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 10064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 100708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 100808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 1009150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 101008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlines[mDragOutlineCurrent].set(left, top); 101108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 101208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 10136569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 101449250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy 101549250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy // If we are drawing crosshairs, the entire CellLayout needs to be invalidated 101649250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy if (mCrosshairsDrawable != null) { 101749250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy invalidate(); 101849250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy } 10196569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10206569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 102131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 102270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 102370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 1024aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 102551afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 102651afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 102770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 102870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 1029de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 1030de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 103170864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 103270864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 103331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 10346a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka int[] findNearestVacantArea( 1035de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1036de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 10376a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1038aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 10396a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 10406a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 10416a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 10426a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 10436a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 10446a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 10456a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 10466a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 10476a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param ignoreView Considers space occupied by this view as unoccupied 1048de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Previously returned value to possibly recycle. 10496a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 10506a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 10516a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 10526a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka int[] findNearestVacantArea( 1053de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 1054c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1055c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 1056c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 105770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1058de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 105970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1060aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1061de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1062de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1063de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final boolean[][] occupied = mOccupied; 1064de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1065bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = 0; y < countY - (spanY - 1); y++) { 1066c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1067bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = 0; x < countX - (spanX - 1); x++) { 1068c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka for (int i = 0; i < spanX; i++) { 1069c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka for (int j = 0; j < spanY; j++) { 1070de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (occupied[x + i][y + j]) { 1071bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 1072c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka // an occupied cell 1073bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 1074c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka continue inner; 1075c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1076c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1077c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1078c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka final int[] cellXY = mTmpCellXY; 1079c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka cellToPoint(x, y, cellXY); 1080c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1081c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1082c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1083c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka if (distance <= bestDistance) { 1084c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1085c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1086c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1087c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 108831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 108931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1090c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1091c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 109231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1093aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // Return null if no suitable location found 109470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (bestDistance < Double.MAX_VALUE) { 109570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return bestXY; 109670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } else { 109770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return null; 109870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 109931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1100aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 11010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 11020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 11030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 11070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 11080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 11090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 11100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 11120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 11130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 11140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 11150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 11170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 11190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null); 11200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 11240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 11260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 11270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 11280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 11290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 11300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 11310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 11330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, ignoreView); 11340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 11380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 11390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 11410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 11420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 11430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 11440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 11450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 11470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 11490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 11500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 11510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY, spanX, spanY, intersectX, intersectY, null); 11520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 11560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 11580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY, View ignoreView) { 1159c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1160c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 11610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 116228750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 11630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 11640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 11650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 11660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 11670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 11690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 11700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 11710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 11730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 11740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 11750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 11770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 11780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 11790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1181bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 11820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 1183bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 11840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 11850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 11860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (mOccupied[x + i][y + j]) { 1187bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 11880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 1189bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 11900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 11910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 11950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 11960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 11970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 119828750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 119928750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 12000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 12030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 12040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 12050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 12060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 12070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 12080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 12090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 12100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1213c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1214c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 121528750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 12160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 121831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 12190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 12206569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 12210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 12224be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 12234be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 12244be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 12254be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 12264be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 12276569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 12284be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Fade out the drag indicators 12294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mCrosshairsAnimator != null) { 12304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mCrosshairsAnimator.animateOut(); 12314be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 12324be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 123308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 123408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 123508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[0] = -1; 123608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[1] = -1; 123708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 123808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 123908ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 124033945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 12416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 12426569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 12436569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 1244aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 1245de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 1246ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 124731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 124831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 124931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1250d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka void onDropChild(View child, boolean animate) { 1251d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 1252d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1253d94533d04a5f8f5485f106d10af60169857ea899Romain Guy lp.isDragging = false; 125484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 1255d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka lp.animateDrop = animate; 1256ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy child.setVisibility(View.VISIBLE); 1257d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 1258d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 125931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 126031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 126131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 126231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Start dragging the specified child 1263aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 126431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dragged 126531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 126631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void onDragChild(View child) { 126731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LayoutParams lp = (LayoutParams) child.getLayoutParams(); 126831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.isDragging = true; 1269de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 1270de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1271de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy /** 1272de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * A drag event has begun over this layout. 1273de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * It may have begun over this layout (in which case onDragChild is called first), 1274de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * or it may have begun on another layout. 1275de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy */ 1276a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung void onDragEnter() { 1277fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (!mDragging) { 1278fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy // Fade in the drag indicators 1279fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (mCrosshairsAnimator != null) { 1280fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy mCrosshairsAnimator.animateIn(); 1281fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 12824be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 12834be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = true; 128431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1285aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 128631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 128731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 1288aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 128931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 129031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 1291aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 129231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 12936569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 129431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 12956569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, RectF resultRect) { 129631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 129731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 129831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 129931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 1300aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1301aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 1302aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 1303aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 130431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 130531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 130631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 130731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 130831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 1309aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 13106569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 131131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1312aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 131331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1314aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 131531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 1316aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 131731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 131831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 13198f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 132031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 13218f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 13229987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 13239987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 13249987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 13259987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 132631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 132731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 132879e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 132979e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 133031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 133179e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 133231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 133331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX = (width + smallerSize) / smallerSize; 133431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY = (height + smallerSize) / smallerSize; 133579e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 13368f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 13378f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 13388f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 13398f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 13408f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 13418f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 134231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 134331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 134431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1345047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 1346047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 1347047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 1348047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 1349047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 1350047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1351047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 1352047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 1353047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 1354047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 1355047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 1356047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 1357047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 1358047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 1359047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 1360047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 1361047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1362047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 1363047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 1364047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 1365047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1366047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1367047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 136831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 136931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 137031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 137131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 137231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 1373aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 137431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 137531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 137631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 137731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 137931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 138031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 138131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 138231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 138331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 138431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int x = 0; x < xCount; x++) { 138531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int y = 0; y < yCount; y++) { 138631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 138731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 138831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 138931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 139031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 139131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 139231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 139331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 139431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 139531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 139631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 139731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 139831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 139931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 140031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 140131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 140231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 140331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 140431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 14060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 14070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 14080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 140931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 141031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 141231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void onMove(View view, int newCellX, int newCellY) { 14140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 14150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 14160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(newCellX, newCellY, lp.cellHSpan, lp.cellVSpan, true); 14170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 141831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void markCellsAsOccupiedForView(View view) { 1420c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka if (view == null || view.getParent() != this) return; 14210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 14220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, true); 14230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 14250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void markCellsAsUnoccupiedForView(View view) { 1426c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka if (view == null || view.getParent() != this) return; 14270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 14280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, false); 14290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 14310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean value) { 14320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 14330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 14340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = value; 143531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 143831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 143931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 144031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 144131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 144231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 144331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 144431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 144531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 144631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 144731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 144831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 144931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 145031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 145131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 145231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 145331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1454aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 1455aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 1456aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 1457aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1458aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1459aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 1460aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 1461aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 1462aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1463aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1464aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 146531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 146631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 146731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 146831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 146931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 147031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 147131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 147231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 147331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical location of the item in the grid. 147431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 147531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 147631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellY; 147731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 147831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 147931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 148031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 148131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 148231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 148331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 148431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 148531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 148631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 148731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 148831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 1489aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 149031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 149131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Is this item currently being dragged 149231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 149331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean isDragging; 149431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 149531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 149631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 149731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 149831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 149931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 150031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 150131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1502ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1503ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old X coordinate of this item, relative to its current parent. 1504ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1505ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1506ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldX; 1507ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 1508ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1509ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old Y coordinate of this item, relative to its current parent. 1510ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1511ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1512ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldY; 1513ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 151484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 1515fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 1516d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka boolean animateDrop; 1517d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka 151831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 151931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 152031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 152131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 152231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 152331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 152431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 152531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 152631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 152731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 152831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1529aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1530aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 1531aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 1532aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 1533aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 1534aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 1535aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 1536aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1537aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 153831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 15398f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 154031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 154131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 154231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 154331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 154431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 154531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 154631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap, 154731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int hStartPadding, int vStartPadding) { 1548aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 154931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int myCellHSpan = cellHSpan; 155031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int myCellVSpan = cellVSpan; 155131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int myCellX = cellX; 155231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int myCellY = cellY; 1553aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 155431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 155531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project leftMargin - rightMargin; 155631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 155731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project topMargin - bottomMargin; 155831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 155931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project x = hStartPadding + myCellX * (cellWidth + widthGap) + leftMargin; 156031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project y = vStartPadding + myCellY * (cellHeight + heightGap) + topMargin; 156131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1562aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1563aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 1564aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 1565aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 156631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 156731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 15690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 15700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 15710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 15720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 15730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 157431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static final class CellInfo implements ContextMenu.ContextMenuInfo { 157531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 1576a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 1577a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 157831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 157931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 158031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 158131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean valid; 158231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 158331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 158431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 1585aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 1586aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 158731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 158831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 158931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1590