CellLayout.java revision 69ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0
131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/* 231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * you may not use this file except in compliance with the License. 631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * You may obtain a copy of the License at 731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 1031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 1131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 1231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * See the License for the specific language governing permissions and 1431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * limitations under the License. 1531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17a5902524d4403885eb4c50360bf3465c6be796efJoe Onoratopackage com.android.launcher2; 1831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.Animator; 204be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.AnimatorListenerAdapter; 2118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.AnimatorSet; 2218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.ObjectAnimator; 23bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohenimport android.animation.PropertyValuesHolder; 2400397b1d9233409d9d6b233b077ae12d09768ce8Chet Haaseimport android.animation.TimeInterpolator; 25de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator; 26de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator.AnimatorUpdateListener; 2731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 2879e56263dbcbe85dc434df372bc6e6730aa13477Joe Onoratoimport android.content.res.Resources; 29aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.content.res.TypedArray; 304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Bitmap; 31aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.graphics.Canvas; 3269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohenimport android.graphics.Matrix; 334be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Paint; 34de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.Point; 35de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.PointF; 3631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 3731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.RectF; 3818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.graphics.Region; 396569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.drawable.Drawable; 4031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 414be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.util.Log; 4231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewDebug; 4531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 46aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.Animation; 47150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chungimport android.view.animation.DecelerateInterpolator; 48aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.LayoutAnimationController; 4931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 506639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohenimport com.android.launcher.R; 5169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohenimport com.android.launcher2.FolderIcon.FolderRingAnimator; 528e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy 5369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohenimport java.util.ArrayList; 54c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohenimport java.util.Arrays; 55bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohenimport java.util.HashMap; 56c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen 57bdb5c5342adc550559fd723af461e53248f2fba8Michael Jurkapublic class CellLayout extends ViewGroup { 58aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung static final String TAG = "CellLayout"; 59aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 604b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung private int mOriginalCellWidth; 614b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung private int mOriginalCellHeight; 6231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellWidth; 6331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellHeight; 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; 704b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung private int mMaxGap; 7131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final Rect mRect = new Rect(); 7331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final CellInfo mCellInfo = new CellInfo(); 74aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 75de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // These are temporary variables to prevent having to allocate a new object just to 76de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // return an (x, y) value from helper functions. Do NOT use them to maintain other state. 770be025d64c1f84138fe430a58875886e66aae767Winson Chung private final int[] mTmpXY = new int[2]; 78de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final int[] mTmpPoint = new int[2]; 79de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final PointF mTmpPointF = new PointF(); 8069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int[] mTempLocation = new int[2]; 816569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 8231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean[][] mOccupied; 8331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 84dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private OnTouchListener mInterceptTouchListener; 85dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 8669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen private ArrayList<FolderRingAnimator> mFolderOuterRings = new ArrayList<FolderRingAnimator>(); 8769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 885f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka private float mBackgroundAlpha; 891b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen private float mBackgroundAlphaMultiplier = 1.0f; 90f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 9133945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackground; 9233945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackground; 9333945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackground; 9433945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackgroundMini; 9533945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalGlowBackgroundMini; 9633945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackgroundMini; 9733945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackgroundMini; 9818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka private Rect mBackgroundRect; 9933945b21544bc98381df17726a3537c292d8c985Michael Jurka private Rect mGlowBackgroundRect; 10033945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundScale; 10133945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundAlpha; 10233945b21544bc98381df17726a3537c292d8c985Michael Jurka 103df0353815c629fc678824b07a234b89a1ff94208Adam Cohen private boolean mAcceptsDrops = true; 10433945b21544bc98381df17726a3537c292d8c985Michael Jurka // If we're actively dragging something over this screen, mIsDragOverlapping is true 10533945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOverlapping = false; 10633945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOccuring = false; 10733945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDefaultDropTarget = false; 108de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final Point mDragCenter = new Point(); 1096569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 110150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // These arrays are used to implement the drag visualization on x-large screens. 1114be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // They are used as circular arrays, indexed by mDragOutlineCurrent. 11263257c110a4ee54d5e8872c471cce254cf613c7aWinson Chung private Point[] mDragOutlines = new Point[4]; 113472b281d5cb4f5660df981a6c912266b9f5703feChet Haase private float[] mDragOutlineAlphas = new float[mDragOutlines.length]; 1144be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private InterruptibleInOutAnimator[] mDragOutlineAnims = 1154be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato new InterruptibleInOutAnimator[mDragOutlines.length]; 116150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 117150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // Used as an index into the above 3 arrays; indicates which is the most current value. 1184be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private int mDragOutlineCurrent = 0; 1198e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy private final Paint mDragOutlinePaint = new Paint(); 120150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 12196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private BubbleTextView mPressedOrFocusedIcon; 12296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 123de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private Drawable mCrosshairsDrawable = null; 12449250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy private InterruptibleInOutAnimator mCrosshairsAnimator = null; 125de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private float mCrosshairsVisibility = 0.0f; 126de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 127bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen private HashMap<CellLayout.LayoutParams, ObjectAnimator> mReorderAnimators = new 128bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen HashMap<CellLayout.LayoutParams, ObjectAnimator>(); 129bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1306569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // When a drag operation is in progress, holds the nearest cell to the touch point 1316569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mDragCell = new int[2]; 13231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1334be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private boolean mDragging = false; 1344be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 135ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy private TimeInterpolator mEaseOutInterpolator; 1368c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka private CellLayoutChildren mChildren; 137ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 13831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context) { 13931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, null); 14031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs) { 14331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 14431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs, int defStyle) { 14731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 1486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1496569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // A ViewGroup usually does not draw, but CellLayout needs to draw a rectangle to show 1506569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // the user where a dragged item will land when dropped. 1516569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy setWillNotDraw(false); 152a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka 15331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CellLayout, defStyle, 0); 15431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1554b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mOriginalCellWidth = 1564b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mCellWidth = a.getDimensionPixelSize(R.styleable.CellLayout_cellWidth, 10); 1574b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mOriginalCellHeight = 1584b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mCellHeight = a.getDimensionPixelSize(R.styleable.CellLayout_cellHeight, 10); 1594b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mWidthGap = a.getDimensionPixelSize(R.styleable.CellLayout_widthGap, 0); 1604b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mHeightGap = a.getDimensionPixelSize(R.styleable.CellLayout_heightGap, 0); 1614b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mMaxGap = a.getDimensionPixelSize(R.styleable.CellLayout_maxGap, 0); 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 170046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final Resources res = getResources(); 171de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 172967289b6d5fec77f5c381d11ffb2319f3bb5e737Winson Chung mNormalBackground = res.getDrawable(R.drawable.homescreen_blue_normal_holo); 173967289b6d5fec77f5c381d11ffb2319f3bb5e737Winson Chung mActiveBackground = res.getDrawable(R.drawable.homescreen_green_normal_holo); 174967289b6d5fec77f5c381d11ffb2319f3bb5e737Winson Chung mActiveGlowBackground = res.getDrawable(R.drawable.homescreen_green_strong_holo); 175b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 176b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue); 177b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue_strong); 178b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green); 179b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green_strong); 180b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 181b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackground.setFilterBitmap(true); 182b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveBackground.setFilterBitmap(true); 183b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackground.setFilterBitmap(true); 184b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalBackgroundMini.setFilterBitmap(true); 185b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mNormalGlowBackgroundMini.setFilterBitmap(true); 186b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveBackgroundMini.setFilterBitmap(true); 187b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung mActiveGlowBackgroundMini.setFilterBitmap(true); 188de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 189046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Initialize the data structures used for the drag visualization. 190150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 191046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsDrawable = res.getDrawable(R.drawable.gardening_crosshairs); 192ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mEaseOutInterpolator = new DecelerateInterpolator(2.5f); // Quint ease out 193de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 194046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up the animation for fading the crosshairs in and out 195046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy int animDuration = res.getInteger(R.integer.config_crosshairsFadeInTime); 19649250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy mCrosshairsAnimator = new InterruptibleInOutAnimator(animDuration, 0.0f, 1.0f); 197472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mCrosshairsAnimator.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 198046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 199046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsVisibility = ((Float) animation.getAnimatedValue()).floatValue(); 2008e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy invalidate(); 201046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 202046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy }); 203ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mCrosshairsAnimator.getAnimator().setInterpolator(mEaseOutInterpolator); 204046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 2054be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 2064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlines[i] = new Point(-1, -1); 207046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 208046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 209046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // When dragging things around the home screens, we show a green outline of 210046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // where the item will land. The outlines gradually fade out, leaving a trail 211046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // behind the drag path. 212046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up all the animations that are used to implement this fading. 213046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int duration = res.getInteger(R.integer.config_dragOutlineFadeTime); 214472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float fromAlphaValue = 0; 215472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float toAlphaValue = (float)res.getInteger(R.integer.config_dragOutlineMaxAlpha); 2164be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2178e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy Arrays.fill(mDragOutlineAlphas, fromAlphaValue); 2184be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlineAnims.length; i++) { 220046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final InterruptibleInOutAnimator anim = 221046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy new InterruptibleInOutAnimator(duration, fromAlphaValue, toAlphaValue); 222ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy anim.getAnimator().setInterpolator(mEaseOutInterpolator); 223046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int thisIndex = i; 224472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 225de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 2264be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap outline = (Bitmap)anim.getTag(); 2274be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2284be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // If an animation is started and then stopped very quickly, we can still 2294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // get spurious updates we've cleared the tag. Guard against this. 2304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (outline == null) { 231fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (false) { 232fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Object val = animation.getAnimatedValue(); 233fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Log.d(TAG, "anim " + thisIndex + " update: " + val + 234fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy ", isStopped " + anim.isStopped()); 235fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 2364be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Try to prevent it from continuing to run 2374be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato animation.cancel(); 2384be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } else { 239472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mDragOutlineAlphas[thisIndex] = (Float) animation.getAnimatedValue(); 2404be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int left = mDragOutlines[thisIndex].x; 2414be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int top = mDragOutlines[thisIndex].y; 2424be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato CellLayout.this.invalidate(left, top, 2434be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato left + outline.getWidth(), top + outline.getHeight()); 2444be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 245de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 246de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy }); 2474be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // The animation holds a reference to the drag outline bitmap as long is it's 2484be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // running. This way the bitmap can be GCed when the animations are complete. 249472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addListener(new AnimatorListenerAdapter() { 2503c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 2514be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato public void onAnimationEnd(Animator animation) { 252472b281d5cb4f5660df981a6c912266b9f5703feChet Haase if ((Float) ((ValueAnimator) animation).getAnimatedValue() == 0f) { 2534be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato anim.setTag(null); 2544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato }); 2574be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlineAnims[i] = anim; 258de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 259ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 26018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect = new Rect(); 26133945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect = new Rect(); 26218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverScale(1.0f); 26318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverAlpha(1.0f); 264bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 2658c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren = new CellLayoutChildren(context); 2667f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen mChildren.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 2678c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka addView(mChildren); 26818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 26918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 270f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int widthInPortrait(Resources r, int numCells) { 271f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 272f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 273f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 274f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellWidth = r.getDimensionPixelSize(R.dimen.workspace_cell_width); 2754b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 2764b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 277f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 2784b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellWidth * numCells; 279f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 280f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 281f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka static int heightInLandscape(Resources r, int numCells) { 282f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // We use this method from Workspace to figure out how many rows/columns Launcher should 283f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // have. We ignore the left/right padding on CellLayout because it turns out in our design 284f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka // the padding extends outside the visible screen size, but it looked fine anyway. 285f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka int cellHeight = r.getDimensionPixelSize(R.dimen.workspace_cell_height); 2864b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int minGap = Math.min(r.getDimensionPixelSize(R.dimen.workspace_width_gap), 2874b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r.getDimensionPixelSize(R.dimen.workspace_height_gap)); 288f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 2894b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return minGap * (numCells - 1) + cellHeight * numCells; 290f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka } 291f6440da9d02f3ee1553db4bd431a202eb1d1a9ddMichael Jurka 2922801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void enableHardwareLayers() { 2932801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mChildren.enableHardwareLayers(); 2942801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 2952801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 2962801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public void setGridSize(int x, int y) { 2972801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountX = x; 2982801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mCountY = y; 2992801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen mOccupied = new boolean[mCountX][mCountY]; 30076fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen requestLayout(); 3012801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 3022801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 30396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private void invalidateBubbleTextView(BubbleTextView icon) { 30496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = icon.getPressedOrFocusedBackgroundPadding(); 3054b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung invalidate(icon.getLeft() + getPaddingLeft() - padding, 3064b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getTop() + getPaddingTop() - padding, 3074b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getRight() + getPaddingLeft() + padding, 3084b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung icon.getBottom() + getPaddingTop() + padding); 30996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 31096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 31196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy void setPressedOrFocusedIcon(BubbleTextView icon) { 31296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 31396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 31496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy BubbleTextView oldIcon = mPressedOrFocusedIcon; 31596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon = icon; 31696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (oldIcon != null) { 31796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(oldIcon); 31896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 31996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 32096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(mPressedOrFocusedIcon); 32196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 32296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 32396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 3246e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung public CellLayoutChildren getChildrenLayout() { 3256e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung if (getChildCount() > 0) { 3266e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return (CellLayoutChildren) getChildAt(0); 3276e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 3286e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return null; 3296e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 3306e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung 33133945b21544bc98381df17726a3537c292d8c985Michael Jurka public void setIsDefaultDropTarget(boolean isDefaultDropTarget) { 33233945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDefaultDropTarget != isDefaultDropTarget) { 33333945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDefaultDropTarget = isDefaultDropTarget; 33433945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 33533945b21544bc98381df17726a3537c292d8c985Michael Jurka } 33633945b21544bc98381df17726a3537c292d8c985Michael Jurka } 33733945b21544bc98381df17726a3537c292d8c985Michael Jurka 33833945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOccuring(boolean isDragOccuring) { 33933945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOccuring != isDragOccuring) { 34033945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOccuring = isDragOccuring; 34133945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 34233945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34333945b21544bc98381df17726a3537c292d8c985Michael Jurka } 34433945b21544bc98381df17726a3537c292d8c985Michael Jurka 34533945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 34633945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 34733945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 34833945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 34933945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35033945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35133945b21544bc98381df17726a3537c292d8c985Michael Jurka 35233945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 35333945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 35433945b21544bc98381df17726a3537c292d8c985Michael Jurka } 35533945b21544bc98381df17726a3537c292d8c985Michael Jurka 35633945b21544bc98381df17726a3537c292d8c985Michael Jurka private void updateGlowRect() { 35733945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 35818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (mBackgroundRect.right - mBackgroundRect.left)); 35918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (mBackgroundRect.bottom - mBackgroundRect.top)); 36033945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect.set(mBackgroundRect.left - marginX, mBackgroundRect.top - marginY, 36118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.right + marginX, mBackgroundRect.bottom + marginY); 36218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 36318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 36418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 36518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverScale(float scaleFactor) { 36633945b21544bc98381df17726a3537c292d8c985Michael Jurka if (scaleFactor != mGlowBackgroundScale) { 36733945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundScale = scaleFactor; 36833945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 3698deb1e6a17900253708fad73016db05851b8d822Michael Jurka if (getParent() != null) { 3708deb1e6a17900253708fad73016db05851b8d822Michael Jurka ((View) getParent()).invalidate(); 3718deb1e6a17900253708fad73016db05851b8d822Michael Jurka } 37218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 37518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverScale() { 37633945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundScale; 37718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 37818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 37918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverAlpha() { 38033945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundAlpha; 38118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 38218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 38318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverAlpha(float alpha) { 38433945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundAlpha = alpha; 38518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 38618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 38718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 38818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka void animateDrop() { 389b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung Resources res = getResources(); 390b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung float onDropScale = res.getInteger(R.integer.config_screenOnDropScalePercent) / 100.0f; 391b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung ObjectAnimator scaleUp = ObjectAnimator.ofFloat(this, "hoverScale", onDropScale); 392b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung scaleUp.setDuration(res.getInteger(R.integer.config_screenOnDropScaleUpDuration)); 393b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung ObjectAnimator scaleDown = ObjectAnimator.ofFloat(this, "hoverScale", 1.0f); 394b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung scaleDown.setDuration(res.getInteger(R.integer.config_screenOnDropScaleDownDuration)); 395b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung ObjectAnimator alphaFadeOut = ObjectAnimator.ofFloat(this, "hoverAlpha", 0.0f); 396b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 397b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung alphaFadeOut.setStartDelay(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 398b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung alphaFadeOut.setDuration(res.getInteger(R.integer.config_screenOnDropAlphaFadeDuration)); 399b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung 400b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung AnimatorSet bouncer = new AnimatorSet(); 401b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.play(scaleUp).before(scaleDown); 402b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.play(scaleUp).with(alphaFadeOut); 403b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.addListener(new AnimatorListenerAdapter() { 404b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung @Override 405b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung public void onAnimationStart(Animator animation) { 406b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setIsDragOverlapping(true); 407b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung } 408b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung @Override 409b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung public void onAnimationEnd(Animator animation) { 410b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setIsDragOverlapping(false); 411b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setHoverScale(1.0f); 412b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung setHoverAlpha(1.0f); 413b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung } 414b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung }); 415b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung bouncer.start(); 416a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy } 417a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy 418a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 4191262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 4203e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 4213e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 4223e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 4233e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 4243e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 425b26f3d6a8c62e7c1a603b6c7979375d8dd4f20d4Winson Chung if (mBackgroundAlpha > 0.0f) { 426f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 42733945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean mini = getScaleX() < 0.5f; 42833945b21544bc98381df17726a3537c292d8c985Michael Jurka 42933945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 43033945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 43133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveGlowBackground; 43233945b21544bc98381df17726a3537c292d8c985Michael Jurka } else if (mIsDragOccuring && mAcceptsDrops) { 43333945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveBackground; 4343af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen } else if (mIsDefaultDropTarget && mini) { 4353af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen bg = mNormalGlowBackgroundMini; 436f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 43733945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mNormalBackgroundMini : mNormalBackground; 438f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 43933945b21544bc98381df17726a3537c292d8c985Michael Jurka 44033945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 44133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 44233945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 44333945b21544bc98381df17726a3537c292d8c985Michael Jurka 44433945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mini && mIsDragOverlapping) { 44518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka boolean modifiedClipRect = false; 44633945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mGlowBackgroundScale > 1.0f) { 44718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // If the hover background's scale is greater than 1, we'll be drawing outside 44818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // the bounds of this CellLayout. Get around that by temporarily increasing the 44918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // size of the clip rect 45033945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 45118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Rect clipRect = canvas.getClipBounds(); 45218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (clipRect.right - clipRect.left)); 45318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (clipRect.bottom - clipRect.top)); 45418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.save(Canvas.CLIP_SAVE_FLAG); 45518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.clipRect(-marginX, -marginY, 45618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka getWidth() + marginX, getHeight() + marginY, Region.Op.REPLACE); 45718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka modifiedClipRect = true; 45818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 45918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 46033945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setAlpha( 46133945b21544bc98381df17726a3537c292d8c985Michael Jurka (int) (mBackgroundAlpha * mGlowBackgroundAlpha * 255)); 46233945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setBounds(mGlowBackgroundRect); 46333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.draw(canvas); 46418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (modifiedClipRect) { 46518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.restore(); 46618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 4673e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 468a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 46931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 470de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (mCrosshairsVisibility > 0.0f) { 471de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 472de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 473de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 474de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float MAX_ALPHA = 0.4f; 475de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int MAX_VISIBLE_DISTANCE = 600; 476de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float DISTANCE_MULTIPLIER = 0.002f; 477de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 478de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final Drawable d = mCrosshairsDrawable; 479de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int width = d.getIntrinsicWidth(); 480de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int height = d.getIntrinsicHeight(); 481de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 4824b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int x = getPaddingLeft() - (mWidthGap / 2) - (width / 2); 483de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int col = 0; col <= countX; col++) { 4844b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int y = getPaddingTop() - (mHeightGap / 2) - (height / 2); 485de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int row = 0; row <= countY; row++) { 486de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy mTmpPointF.set(x - mDragCenter.x, y - mDragCenter.y); 487de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float dist = mTmpPointF.length(); 488de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // Crosshairs further from the drag point are more faint 489de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float alpha = Math.min(MAX_ALPHA, 490de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy DISTANCE_MULTIPLIER * (MAX_VISIBLE_DISTANCE - dist)); 491de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (alpha > 0.0f) { 492de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setBounds(x, y, x + width, y + height); 493de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setAlpha((int) (alpha * 255 * mCrosshairsVisibility)); 494de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.draw(canvas); 495de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 496de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy y += mCellHeight + mHeightGap; 497de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 498de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy x += mCellWidth + mWidthGap; 499de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 5004be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 501150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 5028e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 5034be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 504472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 5054be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 5064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Point p = mDragOutlines[i]; 5074be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 508472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 5094be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato canvas.drawBitmap(b, p.x, p.y, paint); 510150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 5116569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 51296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 51396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 51496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 51596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 51696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = mPressedOrFocusedIcon.getPressedOrFocusedBackgroundPadding(); 51796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final Bitmap b = mPressedOrFocusedIcon.getPressedOrFocusedBackground(); 51896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (b != null) { 51996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy canvas.drawBitmap(b, 5204b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getLeft() + getPaddingLeft() - padding, 5214b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPressedOrFocusedIcon.getTop() + getPaddingTop() - padding, 52296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy null); 52396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 52496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 52569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 52669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // The folder outer / inner ring image(s) 52769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen for (int i = 0; i < mFolderOuterRings.size(); i++) { 52869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen FolderRingAnimator fra = mFolderOuterRings.get(i); 52969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 53069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw outer ring 53169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen Drawable d = FolderRingAnimator.sSharedOuterRingDrawable; 53269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int width = (int) fra.getOuterRingSize(); 53369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int height = width; 53469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 53569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 53669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int centerX = mTempLocation[0] + mCellWidth / 2; 53769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen int centerY = mTempLocation[1] + FolderRingAnimator.sPreviewSize / 2; 53869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 53969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 54069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - height / 2); 54169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 54269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 54369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 54469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 54569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen // Draw inner ring 54669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d = FolderRingAnimator.sSharedInnerRingDrawable; 54769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen width = (int) fra.getInnerRingSize(); 54869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen height = width; 54969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen cellToPoint(fra.mCellX, fra.mCellY, mTempLocation); 55069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 55169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen centerX = mTempLocation[0] + mCellWidth / 2; 55269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen centerY = mTempLocation[1] + FolderRingAnimator.sPreviewSize / 2; 55369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.save(); 55469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.translate(centerX - width / 2, centerY - width / 2); 55569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.setBounds(0, 0, width, height); 55669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen d.draw(canvas); 55769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen canvas.restore(); 55869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 55969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 56069ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 56169ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void showFolderAccept(FolderRingAnimator fra) { 56269ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.add(fra); 56369ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 56469ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen 56569ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen public void hideFolderAccept(FolderRingAnimator fra) { 56669ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen if (mFolderOuterRings.contains(fra)) { 56769ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen mFolderOuterRings.remove(fra); 56869ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen } 56969ce2e5beaa1a57c7b8fa14a2d6ff0b3abeb93c0Adam Cohen invalidate(); 5706569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 5716569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 5726569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 57383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 57483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 57583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 57683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 57783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 57883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 57983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 58083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 58183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 58283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 58383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 584dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 585dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 586dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 587dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 58831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 589d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 59031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 59131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 59231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 593d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 59431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 59531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 596f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public boolean addViewToCellLayout( 597f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka View child, int index, int childId, LayoutParams params, boolean markCells) { 598aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 599aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 60031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 60131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 602d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 603aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 604aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 605d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 606d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 607aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 608aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 60931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6108c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.addView(child, index, lp); 611dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 612f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 6130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 614aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 615aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 616aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 61731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 6183e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 619bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka public void setAcceptsDrops(boolean acceptsDrops) { 620bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka if (mAcceptsDrops != acceptsDrops) { 621bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka mAcceptsDrops = acceptsDrops; 622bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka invalidate(); 623bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 624bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 625bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 62631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 6270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 6280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 6298c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViews(); 6300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 6340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 6358c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViewsInLayout(); 6360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 638f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 639cf6125c2d30ce02d8ab6cbe8e37a20f6a831e216Michael Jurka mChildren.removeView(view); 640f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 641f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 6420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 6440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 6458c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeView(view); 6460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 6508c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(index)); 6518c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewAt(index); 6520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 6560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 6578c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewInLayout(view); 6580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 6620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 6638c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 6640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6658c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViews(start, count); 6660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 6690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 6700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 6718c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 6720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6738c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewsInLayout(start, count); 6740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6768c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka public void drawChildren(Canvas canvas) { 6778c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.draw(canvas); 67831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 67931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 680abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka void buildChildrenLayer() { 681abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka mChildren.buildLayer(); 682abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka } 683abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka 68431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 68531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 68631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 68731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 68831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 690af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 69131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 692af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final Rect frame = mRect; 693af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int x = touchX + mScrollX; 694af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int y = touchY + mScrollY; 6958c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final int count = mChildren.getChildCount(); 69631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 697af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 698af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 6998c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final View child = mChildren.getChildAt(i); 700d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 701af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 7021b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && 7031b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen lp.isLockedToGrid) { 704af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 7050be025d64c1f84138fe430a58875886e66aae767Winson Chung 7060be025d64c1f84138fe430a58875886e66aae767Winson Chung // The child hit rect is relative to the CellLayoutChildren parent, so we need to 7070be025d64c1f84138fe430a58875886e66aae767Winson Chung // offset that by this CellLayout's padding to test an (x,y) point that is relative 7080be025d64c1f84138fe430a58875886e66aae767Winson Chung // to this view. 7090be025d64c1f84138fe430a58875886e66aae767Winson Chung final int tmpXY[] = mTmpXY; 7100be025d64c1f84138fe430a58875886e66aae767Winson Chung child.getLocationOnScreen(tmpXY); 7114b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung frame.offset(mPaddingLeft, mPaddingTop); 7120be025d64c1f84138fe430a58875886e66aae767Winson Chung 713af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 714af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 715af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 716af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 717af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 718af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 719af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.valid = true; 720af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 721af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 72231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 724af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 725aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 726af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 7270be025d64c1f84138fe430a58875886e66aae767Winson Chung final int cellXY[] = mTmpXY; 728af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 72931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 730af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 731af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 732af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 733af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 734af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 7350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellInfo.valid = cellXY[0] >= 0 && cellXY[1] >= 0 && cellXY[0] < mCountX && 7360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] < mCountY && !mOccupied[cellXY[0]][cellXY[1]]; 737af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 738af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 739af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 74031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 741af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 742af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 743dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 744dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 745dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 746af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int action = ev.getAction(); 747af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final CellInfo cellInfo = mCellInfo; 74831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 749af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 750af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 75131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (action == MotionEvent.ACTION_UP) { 75231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cell = null; 75331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellX = -1; 75431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellY = -1; 75531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanX = 0; 75631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanY = 0; 75731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.valid = false; 75831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setTag(cellInfo); 75931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 76131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 76231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 76431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 76531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 7660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 76731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 76831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7696569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 770aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 77131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 77331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 77431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 77531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 7764b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 7774b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 77831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 77931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 78031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 78131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 782d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 783d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 78431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 78531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 78631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 78731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 78831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 78931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 790aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 79131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 79231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 79331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 79431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 79531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 79631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 79731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 79831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 79931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 80031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 80131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 80231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 803aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 804aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 80531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 806aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 80731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 80831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 80931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 8104b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8114b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 81231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 81331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 81431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 81631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 817e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen /** 818e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * Given a cell coordinate, return the point that represents the upper left corner of that cell 819e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 820e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellX X coordinate of the cell 821e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param cellY Y coordinate of the cell 822e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * 823e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen * @param result Array of 2 ints to hold the x and y coordinate of the point 824e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen */ 825e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen void cellToCenterPoint(int cellX, int cellY, int[] result) { 8264b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 8274b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 828e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 829e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap) + mCellWidth / 2; 830e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap) + mCellHeight / 2; 831e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen } 832e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 83384f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 83484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 83584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 83684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 83784f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 83884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 83984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 84084f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 841d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getWidthGap() { 842d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mWidthGap; 843d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 844d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 845d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getHeightGap() { 846d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mHeightGap; 847d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 848d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 8497f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen Rect getContentRect(Rect r) { 8507f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen if (r == null) { 8517f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r = new Rect(); 8527f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 8537f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int left = getPaddingLeft(); 8547f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen int top = getPaddingTop(); 8554b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int right = left + getWidth() - mPaddingLeft - mPaddingRight; 8564b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int bottom = top + getHeight() - mPaddingTop - mPaddingBottom; 8577f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen r.set(left, top, right, bottom); 8587f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return r; 8597f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 8607f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 86131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 86231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 86331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // TODO: currently ignoring padding 864aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 86531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 866aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 867aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 86831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 86931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 870aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 87131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 87231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 87331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 87431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 875d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 876d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 877d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 878ece7f5b3b55cab646941123e03589241a61678e2Winson Chung if (mWidthGap < 0 || mHeightGap < 0) { 8794b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int hSpace = widthSpecSize - mPaddingLeft - mPaddingRight; 8804b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int vSpace = heightSpecSize - mPaddingTop - mPaddingBottom; 8814b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int hFreeSpace = hSpace - (mCountX * mOriginalCellWidth); 8824b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int vFreeSpace = vSpace - (mCountY * mOriginalCellHeight); 8834b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mWidthGap = Math.min(mMaxGap, numWidthGaps > 0 ? (hFreeSpace / numWidthGaps) : 0); 8844b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mHeightGap = Math.min(mMaxGap,numHeightGaps > 0 ? (vFreeSpace / numHeightGaps) : 0); 8854b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int remainingHSpace = hFreeSpace - (numWidthGaps * mWidthGap); 8864b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int remainingVSpace = vFreeSpace - (numHeightGaps * mHeightGap); 8874b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mCellWidth = mOriginalCellWidth + remainingHSpace / mCountX; 8884b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mCellHeight = mOriginalCellHeight + remainingVSpace / mCountY; 8894b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung 8904b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mChildren.setCellDimensions(mCellWidth, mCellHeight, mWidthGap, mHeightGap); 891ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 8925f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 8938c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 8948c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newWidth = widthSpecSize; 8958c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newHeight = heightSpecSize; 8968c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 8974b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung newWidth = mPaddingLeft + mPaddingRight + (mCountX * mCellWidth) + 8988c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountX - 1) * mWidthGap); 8994b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung newHeight = mPaddingTop + mPaddingBottom + (mCountY * mCellHeight) + 9008c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountY - 1) * mHeightGap); 9018c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 9028c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka } 90331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9048c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int count = getChildCount(); 90531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 90631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 9074b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(newWidth - mPaddingLeft - 9084b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPaddingRight, MeasureSpec.EXACTLY); 9094b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(newHeight - mPaddingTop - 9104b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung mPaddingBottom, MeasureSpec.EXACTLY); 91131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 91231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 9138c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 91431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 91531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 91631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 91728750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 91831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 91931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 9208c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka View child = getChildAt(i); 9214b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung child.layout(mPaddingLeft, mPaddingTop, 9224b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung r - l - mPaddingRight, b - t - mPaddingBottom); 92331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 92431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 92531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 92631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 927dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 928dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 92918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 93033945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 931dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 932dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 933dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 93431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 9358c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawingCacheEnabled(enabled); 93631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 93731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 93831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 93931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 9408c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawnWithCacheEnabled(enabled); 94131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 94231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 9435f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 9445f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 945dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 946dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 947742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastBackgroundAlpha(float alpha) { 948742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka mBackgroundAlpha = alpha; 949742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 950742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 9511b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 9521b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen mBackgroundAlphaMultiplier = multiplier; 9531b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 9541b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 955ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 956ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 957ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 958ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 9595f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 9605f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka mBackgroundAlpha = alpha; 9610142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka invalidate(); 962dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 963dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 9645f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // Need to return true to let the view system know we know how to handle alpha-- this is 9655f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // because when our children have an alpha of 0.0f, they are still rendering their "dimmed" 9665f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // versions 9675f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka @Override 9685f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka protected boolean onSetAlpha(int alpha) { 9695f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return true; 9705f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 9715f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 9725f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setAlpha(float alpha) { 9735f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka setChildrenAlpha(alpha); 9745f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka super.setAlpha(alpha); 9755f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 9765f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 977742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastAlpha(float alpha) { 978742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka setFastChildrenAlpha(alpha); 979742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka super.setFastAlpha(alpha); 980742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 981742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 982dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private void setChildrenAlpha(float alpha) { 9830142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 9840142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 985dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 986dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 987dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 988dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 989742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka private void setFastChildrenAlpha(float alpha) { 990742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka final int childCount = getChildCount(); 991742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka for (int i = 0; i < childCount; i++) { 992742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka getChildAt(i).setFastAlpha(alpha); 993742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 994742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 995742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 996440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 9978c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka return mChildren.getChildAt(x, y); 998440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 999440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 100076fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen public boolean animateChildToPosition(final View child, int cellX, int cellY, int duration, 100176fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen int delay) { 1002bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen CellLayoutChildren clc = getChildrenLayout(); 1003bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (clc.indexOfChild(child) != -1 && !mOccupied[cellX][cellY]) { 1004bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1005bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen final ItemInfo info = (ItemInfo) child.getTag(); 1006bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1007bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // We cancel any existing animations 1008bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1009bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.get(lp).cancel(); 1010bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1011bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1012bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1013bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int oldX = lp.x; 1014bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int oldY = lp.y; 1015bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mOccupied[lp.cellX][lp.cellY] = false; 1016bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mOccupied[cellX][cellY] = true; 1017bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 1018bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1019bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.cellX = info.cellX = cellX; 1020bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.cellY = info.cellY = cellY; 1021bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen clc.setupLp(lp); 1022bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = false; 1023bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int newX = lp.x; 1024bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen int newY = lp.y; 1025bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 102676fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.x = oldX; 102776fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen lp.y = oldY; 102876fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen child.requestLayout(); 102976fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen 1030bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen PropertyValuesHolder x = PropertyValuesHolder.ofInt("x", oldX, newX); 1031bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen PropertyValuesHolder y = PropertyValuesHolder.ofInt("y", oldY, newY); 1032bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen ObjectAnimator oa = ObjectAnimator.ofPropertyValuesHolder(lp, x, y); 1033bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.setDuration(duration); 1034bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.put(lp, oa); 1035bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.addUpdateListener(new AnimatorUpdateListener() { 1036bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationUpdate(ValueAnimator animation) { 1037bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen child.requestLayout(); 1038bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1039bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 1040bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.addListener(new AnimatorListenerAdapter() { 1041bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen boolean cancelled = false; 1042bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationEnd(Animator animation) { 1043bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // If the animation was cancelled, it means that another animation 1044bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // has interrupted this one, and we don't want to lock the item into 1045bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen // place just yet. 1046bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (!cancelled) { 1047bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen lp.isLockedToGrid = true; 1048bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1049bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen if (mReorderAnimators.containsKey(lp)) { 1050bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen mReorderAnimators.remove(lp); 1051bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1052bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1053bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen public void onAnimationCancel(Animator animation) { 1054bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen cancelled = true; 1055bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1056bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen }); 105776fc085d28178a5d4fb3787ede956281a2cc3179Adam Cohen oa.setStartDelay(delay); 1058bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen oa.start(); 1059bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return true; 1060bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1061bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen return false; 1062bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen } 1063bfbfd26c627a18f8e1e3e6d0e53e78feab360203Adam Cohen 10646569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 10656569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 10666569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 10676569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 10686569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 10696569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 10706569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 10716569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 10726569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 10736569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 1074d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 1075d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 10766569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1077a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 1078a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 1079a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 10806569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 10816569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 10826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 10836569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 10846569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 10856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10866569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 10876569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 10886569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 10896569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 10906569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 10926569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 10936569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 10944be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato void visualizeDropLocation( 10954be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato View v, Bitmap dragOutline, int originX, int originY, int spanX, int spanY) { 10964be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 109708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 109808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 10994be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int[] nearest = findNearestVacantArea(originX, originY, spanX, spanY, v, mDragCell); 1100a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 1101a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 1102a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 1103a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 1104a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 11056569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 11062801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (dragOutline == null && v == null) { 11072801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen if (mCrosshairsDrawable != null) { 11082801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen invalidate(); 11092801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 11102801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen return; 11112801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 11122801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 111308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy if (nearest != null && (nearest[0] != oldDragCellX || nearest[1] != oldDragCellY)) { 11146569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 1115de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 1116de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy cellToPoint(nearest[0], nearest[1], topLeft); 1117de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 11184be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 11194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 11206569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1121a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 112299e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // When drawing the drag outline, it did not account for margin offsets 112399e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // added by the view's parent. 112499e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen MarginLayoutParams lp = (MarginLayoutParams) v.getLayoutParams(); 112599e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen left += lp.leftMargin; 112699e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen top += lp.topMargin; 112799e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen 112899e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // Offsets due to the size difference between the View and the dragOutline. 112999e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // There is a size difference to account for the outer blur, which may lie 113099e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // outside the bounds of the view. 1131a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung left += (v.getWidth() - dragOutline.getWidth()) / 2; 1132a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 11336639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen } else { 11346639687cd67bab1aeef2a75e5c6bc458b20dc082Adam Cohen // Center the drag outline in the cell 11354b576be59e58072cc03b5a8d36afb6a322513575Winson Chung left += ((mCellWidth * spanX) + ((spanX - 1) * mWidthGap) 11364b576be59e58072cc03b5a8d36afb6a322513575Winson Chung - dragOutline.getWidth()) / 2; 11374b576be59e58072cc03b5a8d36afb6a322513575Winson Chung top += ((mCellHeight * spanY) + ((spanY - 1) * mHeightGap) 11384b576be59e58072cc03b5a8d36afb6a322513575Winson Chung - dragOutline.getHeight()) / 2; 1139a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 1140150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 11414be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 114208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 114308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 1144150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 114508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlines[mDragOutlineCurrent].set(left, top); 114608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 114708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 11486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 114949250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy 115049250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy // If we are drawing crosshairs, the entire CellLayout needs to be invalidated 115149250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy if (mCrosshairsDrawable != null) { 115249250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy invalidate(); 115349250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy } 11546569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 11556569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1156e0310965022e7a1adb7ad489505d404186608689Adam Cohen public void clearDragOutlines() { 1157e0310965022e7a1adb7ad489505d404186608689Adam Cohen final int oldIndex = mDragOutlineCurrent; 1158e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragOutlineAnims[oldIndex].animateOut(); 1159e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragCell[0] = -1; 1160e0310965022e7a1adb7ad489505d404186608689Adam Cohen mDragCell[1] = -1; 1161e0310965022e7a1adb7ad489505d404186608689Adam Cohen } 1162e0310965022e7a1adb7ad489505d404186608689Adam Cohen 116331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 116470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 116570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 1166aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 116751afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 116851afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 116970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 117070864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 1171de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 1172de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 117370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 117470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 117531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 11766a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka int[] findNearestVacantArea( 1177de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1178de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 11796a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1180aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 11816a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 11826a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 11836a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 11846a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 11856a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 11866a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 11876a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 11886a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 1189df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1190df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1191df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * be allocated) 11926a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 11936a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 11946a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 1195df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int spanX, int spanY, View ignoreView, 1196df0353815c629fc678824b07a234b89a1ff94208Adam Cohen boolean ignoreOccupied, int[] result) { 1197c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1198c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 1199c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 1200e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // For items with a spanX / spanY > 1, the passed in point (pixelX, pixelY) corresponds 1201e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // to the center of the item, but we are searching based on the top-left cell, so 1202e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen // we translate the point over to correspond to the top-left. 1203e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelX -= (mCellWidth + mWidthGap) * (spanX - 1) / 2f; 1204e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen pixelY -= (mCellHeight + mHeightGap) * (spanY - 1) / 2f; 1205e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen 120670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1207de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 120870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1209aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1210de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1211de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1212de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final boolean[][] occupied = mOccupied; 1213de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1214bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = 0; y < countY - (spanY - 1); y++) { 1215c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1216bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = 0; x < countX - (spanX - 1); x++) { 1217df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (ignoreOccupied) { 1218df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int i = 0; i < spanX; i++) { 1219df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int j = 0; j < spanY; j++) { 1220df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (occupied[x + i][y + j]) { 1221df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // small optimization: we can skip to after the column we 1222df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // just found an occupied cell 1223df0353815c629fc678824b07a234b89a1ff94208Adam Cohen x += i; 1224df0353815c629fc678824b07a234b89a1ff94208Adam Cohen continue inner; 1225df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1226c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1227c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1228c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 12290be025d64c1f84138fe430a58875886e66aae767Winson Chung final int[] cellXY = mTmpXY; 1230e3e27a854f3eca363d3c5ce353d19de475272d87Adam Cohen cellToCenterPoint(x, y, cellXY); 1231c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1232c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1233c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1234c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka if (distance <= bestDistance) { 1235c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1236c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1237c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1238c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 123931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 124031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1241c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1242c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 124331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1244c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen // Return -1, -1 if no suitable location found 1245c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen if (bestDistance == Double.MAX_VALUE) { 1246c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[0] = -1; 1247c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen bestXY[1] = -1; 124870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 1249c0dcf597084d00e4c23a7fea5fd0738f6c095a6bAdam Cohen return bestXY; 125031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1251aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1252df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1253df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1254df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1255df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1256df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1257df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1258df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1259df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1260df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1261df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1262df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1263df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1264df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1265df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestVacantArea( 1266df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 1267df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, ignoreView, true, result); 1268df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1269df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 1270df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1271df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a starting cell position that will fit the given bounds nearest the requested 1272df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1273df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1274df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1275df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1276df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1277df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1278df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1279df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1280df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1281df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1282df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1283df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea( 1284df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1285df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, null, false, result); 1286df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1287df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 12880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 12890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 12900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 12920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 12930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 12940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 12950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 12960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 12970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 12980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 12990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 13000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 13010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 13020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 13040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 13060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null); 13070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 13090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 13100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 13110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 13130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 13140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 13150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 13160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 13170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 13180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 13200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, ignoreView); 13210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 13230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 13240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 13250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 13260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 13280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 13290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 13300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 13310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 13320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 13330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 13340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 13360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 13370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 13380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY, spanX, spanY, intersectX, intersectY, null); 13390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 13410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 13420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 13430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 13440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 13450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY, View ignoreView) { 1346c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1347c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 13480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 134928750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 13500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 13510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 13520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 13530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 13540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 13560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 13570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 13580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 13600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 13610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 13620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 13640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 13650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 13660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1368bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 13690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 1370bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 13710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 13720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 13730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (mOccupied[x + i][y + j]) { 1374bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 13750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 1376bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 13770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 13780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 13820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 13830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 13840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 138528750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 138628750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 13870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 13900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 13910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 13920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 13930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 13940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 13950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 13960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 13970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 13990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1400c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1401c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 140228750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 14030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 140531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 14060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 14076569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 14080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 14094be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 14104be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 14114be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 14124be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 14134be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 14146569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 14154be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Fade out the drag indicators 14164be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mCrosshairsAnimator != null) { 14174be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mCrosshairsAnimator.animateOut(); 14184be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 14194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 142008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 142108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 142208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[0] = -1; 142308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[1] = -1; 142408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 142508ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 142608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 142733945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 14286569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 14296569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 14306569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 1431aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 1432de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 1433ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 143431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 143531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 143631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1437716b51e030f9c6ed34af2b947760e46a280c65a6Adam Cohen void onDropChild(View child) { 1438d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 1439d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1440d94533d04a5f8f5485f106d10af60169857ea899Romain Guy lp.isDragging = false; 144184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 1442d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 1443d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 144431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 144531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 144631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 144731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Start dragging the specified child 1448aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 144931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dragged 145031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 145131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void onDragChild(View child) { 145231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LayoutParams lp = (LayoutParams) child.getLayoutParams(); 145331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.isDragging = true; 1454de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 1455de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1456de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy /** 1457de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * A drag event has begun over this layout. 1458de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * It may have begun over this layout (in which case onDragChild is called first), 1459de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * or it may have begun on another layout. 1460de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy */ 1461a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung void onDragEnter() { 1462fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (!mDragging) { 1463fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy // Fade in the drag indicators 1464fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (mCrosshairsAnimator != null) { 1465fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy mCrosshairsAnimator.animateIn(); 1466fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 14674be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 14684be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = true; 146931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1470aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 147131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 147231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 1473aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 147431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 147531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 1476aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 147731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 14786569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 147931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 14806569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, RectF resultRect) { 148131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 148231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 148331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 148431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 1485aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 14864b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int hStartPadding = getPaddingLeft(); 14874b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung final int vStartPadding = getPaddingTop(); 1488aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 148931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 149031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 149131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 149231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 149331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 1494aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 14956569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 149631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1497aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 149831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1499aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 150031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 1501aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 150231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 150331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 15048f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 150531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 15068f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 15079987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 15089987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 15099987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 15109987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 151131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 151231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 151379e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 151479e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 151531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 151679e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 151731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 151831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX = (width + smallerSize) / smallerSize; 151931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY = (height + smallerSize) / smallerSize; 152079e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 15218f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 15228f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 15238f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 15248f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 15258f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 15268f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 152731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 152831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1529f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka public int[] cellSpansToSize(int hSpans, int vSpans) { 1530f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka int[] size = new int[2]; 1531f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[0] = hSpans * mCellWidth + (hSpans - 1) * mWidthGap; 1532f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[1] = vSpans * mCellHeight + (vSpans - 1) * mHeightGap; 1533f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka return size; 1534f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka } 1535f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka 153631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1537047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 1538047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 1539047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 1540047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 1541047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 1542047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1543047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 1544047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 1545047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 1546047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 1547047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 1548047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 1549047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 1550047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 1551047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 1552047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 1553047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1554047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 1555047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 1556047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 1557047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1558047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1559047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 156031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 156131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 156231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 156331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 156431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 1565aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 156631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 156731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 156831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 156931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 157131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 157231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 157331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 157431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 157531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15762801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int y = 0; y < yCount; y++) { 15772801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen for (int x = 0; x < xCount; x++) { 157831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 157931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 158031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 158131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 158231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 158331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 158431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 158531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 158631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 158731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 158831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 158931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 159031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 159431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 159531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 15970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 15980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 15990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 16000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 160131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 160231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 16030280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 160431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16051b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 16061b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Given a view, determines how much that view can be expanded in all directions, in terms of 16071b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * whether or not there are other items occupying adjacent cells. Used by the 16081b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * AppWidgetResizeFrame to determine how the widget can be resized. 16091b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1610d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void getExpandabilityArrayForView(View view, int[] expandability) { 16111b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen final LayoutParams lp = (LayoutParams) view.getLayoutParams(); 1612d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen boolean flag; 1613d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16141b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT] = 0; 1615d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX - 1; x >= 0; x--) { 1616d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1617d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1618d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1619d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1620d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16211b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT]++; 1622d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1623d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16241b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP] = 0; 1625d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY - 1; y >= 0; y--) { 1626d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1627d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1628d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1629d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1630d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16311b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP]++; 16321b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1633d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16341b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT] = 0; 1635d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX + lp.cellHSpan; x < mCountX; x++) { 1636d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1637d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1638d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1639d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1640d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16411b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT]++; 16421b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1643d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16441b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM] = 0; 1645d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY + lp.cellVSpan; y < mCountY; y++) { 1646d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1647d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1648d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1649d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1650d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 16511b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM]++; 16521b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1653d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1654d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 16550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void onMove(View view, int newCellX, int newCellY) { 16560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 16570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 16580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(newCellX, newCellY, lp.cellHSpan, lp.cellVSpan, true); 16590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 166031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1661d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsOccupiedForView(View view) { 16628c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 16630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 16640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, true); 16650280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 16660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1667d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsUnoccupiedForView(View view) { 16688c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 16690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 16700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, false); 16710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 16720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 16730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean value) { 16740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 16750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 16760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = value; 167731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 167831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 167931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 168031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16812801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredWidth() { 16824b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return mPaddingLeft + mPaddingRight + (mCountX * mCellWidth) + 16832801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountX - 1), 0) * mWidthGap); 16842801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 16852801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 16862801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen public int getDesiredHeight() { 16874b825dcd5f64a5ebb60271844fbc5257374422bcWinson Chung return mPaddingTop + mPaddingBottom + (mCountY * mCellHeight) + 16882801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen (Math.max((mCountY - 1), 0) * mHeightGap); 16892801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen } 16902801cafe62653131fdc9da402e5c44e5ffd0bf47Adam Cohen 169166d72178af91d455700875635473be942bc90e54Michael Jurka public boolean isOccupied(int x, int y) { 169266d72178af91d455700875635473be942bc90e54Michael Jurka if (x < mCountX && y < mCountY) { 169366d72178af91d455700875635473be942bc90e54Michael Jurka return mOccupied[x][y]; 169466d72178af91d455700875635473be942bc90e54Michael Jurka } else { 169566d72178af91d455700875635473be942bc90e54Michael Jurka throw new RuntimeException("Position exceeds the bound of this CellLayout"); 169666d72178af91d455700875635473be942bc90e54Michael Jurka } 169766d72178af91d455700875635473be942bc90e54Michael Jurka } 169866d72178af91d455700875635473be942bc90e54Michael Jurka 169931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 170031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 170131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 170231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 170331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 170431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 170531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 170631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 170731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 170831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 170931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 171031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 171131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 171231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 171331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1714aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 1715aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 1716aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 1717aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1718aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1719aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 1720aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 1721aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 1722aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1723aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1724aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 172531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 172631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 172731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 172831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 172931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 173031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 173131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 173231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 173331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical location of the item in the grid. 173431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 173531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 173631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellY; 173731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 173831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 173931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 174031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 174131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 174231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 174331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 174431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 174531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 174631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 174731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 174831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 1749aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 17501b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 17511b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Indicates whether the item will set its x, y, width and height parameters freely, 17521b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan. 17531b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1754d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public boolean isLockedToGrid = true; 1755d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 175631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 175731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Is this item currently being dragged 175831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 175931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean isDragging; 176031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 176131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 176231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 176331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 176431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 176531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 176631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 176731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 176884f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 1769fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 177031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 177131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 177231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 177331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 177431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 177531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 177631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 177731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 177831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 177931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 178031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1781aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1782aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 1783aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 1784aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 1785aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 1786aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 1787aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 1788aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1789aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 179031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 17918f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 179231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 179331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 179431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 179531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 179631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 179731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17987f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap) { 1799d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (isLockedToGrid) { 1800d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellHSpan = cellHSpan; 1801d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellVSpan = cellVSpan; 1802d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellX = cellX; 1803d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellY = cellY; 18041b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen 1805d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 1806d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen leftMargin - rightMargin; 1807d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 1808d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen topMargin - bottomMargin; 18097f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen x = myCellX * (cellWidth + widthGap) + leftMargin; 18107f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen y = myCellY * (cellHeight + heightGap) + topMargin; 1811d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1812d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1813d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 1814aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 1815aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 1816aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 18177f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18187f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setWidth(int width) { 18197f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.width = width; 18207f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18217f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18227f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getWidth() { 18237f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return width; 18247f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18257f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18267f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setHeight(int height) { 18277f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.height = height; 18287f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18297f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18307f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getHeight() { 18317f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return height; 18327f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18337f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18347f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setX(int x) { 18357f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.x = x; 18367f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18377f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18387f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getX() { 18397f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return x; 18407f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18417f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18427f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public void setY(int y) { 18437f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen this.y = y; 18447f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 18457f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen 18467f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen public int getY() { 18477f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen return y; 18487f4eabe3709a72b416569136e4a095431c493c8bAdam Cohen } 184931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 185031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 18510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 18520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 18530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 18540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 18550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 18560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 1857e5fb0f27bca7afb996258a7163c76ca7390d7bffMichael Jurka static final class CellInfo { 185831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 1859a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 1860a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 186131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 186231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 186331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 186431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean valid; 186531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 186631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 186731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 1868aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 1869aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 187031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 187131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 187231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1873