CellLayout.java revision df0353815c629fc678824b07a234b89a1ff94208
131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project/* 231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * you may not use this file except in compliance with the License. 631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * You may obtain a copy of the License at 731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 1031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 1131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 1231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * See the License for the specific language governing permissions and 1431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * limitations under the License. 1531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 17a5902524d4403885eb4c50360bf3465c6be796efJoe Onoratopackage com.android.launcher2; 1831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 193c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurkaimport com.android.launcher.R; 20aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 214be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.Animator; 224be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.animation.AnimatorListenerAdapter; 2318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.AnimatorSet; 2418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.animation.ObjectAnimator; 2500397b1d9233409d9d6b233b077ae12d09768ce8Chet Haaseimport android.animation.TimeInterpolator; 26de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator; 27de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.animation.ValueAnimator.AnimatorUpdateListener; 2831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.content.Context; 2979e56263dbcbe85dc434df372bc6e6730aa13477Joe Onoratoimport android.content.res.Resources; 30aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.content.res.TypedArray; 314be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Bitmap; 32aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.graphics.Canvas; 334be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.graphics.Paint; 34de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.Point; 35de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroyimport android.graphics.PointF; 3631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.Rect; 3731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.graphics.RectF; 3818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurkaimport android.graphics.Region; 396569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroyimport android.graphics.drawable.Drawable; 4031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.util.AttributeSet; 414be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onoratoimport android.util.Log; 4231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ContextMenu; 4331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.MotionEvent; 4431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.View; 4531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewDebug; 4631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectimport android.view.ViewGroup; 47aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.Animation; 48150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chungimport android.view.animation.DecelerateInterpolator; 49aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chungimport android.view.animation.LayoutAnimationController; 5031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 513c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurkaimport java.util.Arrays; 528e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy 53bdb5c5342adc550559fd723af461e53248f2fba8Michael Jurkapublic class CellLayout extends ViewGroup { 54aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung static final String TAG = "CellLayout"; 55aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 5631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellWidth; 5731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mCellHeight; 58aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 59aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mLeftPadding; 60aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mRightPadding; 61aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mTopPadding; 62aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung private int mBottomPadding; 63aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 64d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountX; 65d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen private int mCountY; 6631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mWidthGap; 6831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private int mHeightGap; 6931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 7031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final Rect mRect = new Rect(); 7131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project private final CellInfo mCellInfo = new CellInfo(); 72aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 73de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // These are temporary variables to prevent having to allocate a new object just to 74de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // return an (x, y) value from helper functions. Do NOT use them to maintain other state. 756569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mTmpCellXY = new int[2]; 76de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final int[] mTmpPoint = new int[2]; 77de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final PointF mTmpPointF = new PointF(); 786569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 7931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean[][] mOccupied; 8031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 81dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private OnTouchListener mInterceptTouchListener; 82dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 835f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka private float mBackgroundAlpha; 841b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen private float mBackgroundAlphaMultiplier = 1.0f; 85f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen 8633945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackground; 8733945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackground; 8833945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackground; 8933945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalBackgroundMini; 9033945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mNormalGlowBackgroundMini; 9133945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveBackgroundMini; 9233945b21544bc98381df17726a3537c292d8c985Michael Jurka private Drawable mActiveGlowBackgroundMini; 9318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka private Rect mBackgroundRect; 9433945b21544bc98381df17726a3537c292d8c985Michael Jurka private Rect mGlowBackgroundRect; 9533945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundScale; 9633945b21544bc98381df17726a3537c292d8c985Michael Jurka private float mGlowBackgroundAlpha; 9733945b21544bc98381df17726a3537c292d8c985Michael Jurka 98df0353815c629fc678824b07a234b89a1ff94208Adam Cohen private boolean mAcceptsDrops = true; 9933945b21544bc98381df17726a3537c292d8c985Michael Jurka // If we're actively dragging something over this screen, mIsDragOverlapping is true 10033945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOverlapping = false; 10133945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDragOccuring = false; 10233945b21544bc98381df17726a3537c292d8c985Michael Jurka private boolean mIsDefaultDropTarget = false; 103de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private final Point mDragCenter = new Point(); 1046569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 105150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // These arrays are used to implement the drag visualization on x-large screens. 1064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // They are used as circular arrays, indexed by mDragOutlineCurrent. 1074be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private Point[] mDragOutlines = new Point[8]; 108472b281d5cb4f5660df981a6c912266b9f5703feChet Haase private float[] mDragOutlineAlphas = new float[mDragOutlines.length]; 1094be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private InterruptibleInOutAnimator[] mDragOutlineAnims = 1104be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato new InterruptibleInOutAnimator[mDragOutlines.length]; 111150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 112150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung // Used as an index into the above 3 arrays; indicates which is the most current value. 1134be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private int mDragOutlineCurrent = 0; 1148e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy private final Paint mDragOutlinePaint = new Paint(); 115150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 11696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private BubbleTextView mPressedOrFocusedIcon; 11796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 118de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private Drawable mCrosshairsDrawable = null; 11949250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy private InterruptibleInOutAnimator mCrosshairsAnimator = null; 120de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy private float mCrosshairsVisibility = 0.0f; 121de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1226569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // When a drag operation is in progress, holds the nearest cell to the touch point 1236569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy private final int[] mDragCell = new int[2]; 12431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1254be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato private boolean mDragging = false; 1264be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 127ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy private TimeInterpolator mEaseOutInterpolator; 1288c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka private CellLayoutChildren mChildren; 129ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 13031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context) { 13131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, null); 13231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 13331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs) { 13531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this(context, attrs, 0); 13631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 13731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellLayout(Context context, AttributeSet attrs, int defStyle) { 13931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(context, attrs, defStyle); 1406569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 1416569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // A ViewGroup usually does not draw, but CellLayout needs to draw a rectangle to show 1426569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // the user where a dragged item will land when dropped. 1436569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy setWillNotDraw(false); 144a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka 14531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CellLayout, defStyle, 0); 14631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellWidth = a.getDimensionPixelSize(R.styleable.CellLayout_cellWidth, 10); 14831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellHeight = a.getDimensionPixelSize(R.styleable.CellLayout_cellHeight, 10); 149ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = a.getDimensionPixelSize(R.styleable.CellLayout_widthGap, -1); 150ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mHeightGap = a.getDimensionPixelSize(R.styleable.CellLayout_heightGap, -1); 151aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 152d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mLeftPadding = 153d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_xAxisStartPadding, 10); 154d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mRightPadding = 155d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_xAxisEndPadding, 10); 156d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mTopPadding = 157d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_yAxisStartPadding, 10); 158d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mBottomPadding = 159d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen a.getDimensionPixelSize(R.styleable.CellLayout_yAxisEndPadding, 10); 160aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 161d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountX = LauncherModel.getCellCountX(); 162d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen mCountY = LauncherModel.getCellCountY(); 1630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied = new boolean[mCountX][mCountY]; 16431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project a.recycle(); 16631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setAlwaysDrawnWithCacheEnabled(false); 16831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 169046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final Resources res = getResources(); 170de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 171046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy if (LauncherApplication.isScreenXLarge()) { 17233945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackground = res.getDrawable(R.drawable.homescreen_large_blue); 17333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackground = res.getDrawable(R.drawable.homescreen_large_green); 17433945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackground = res.getDrawable(R.drawable.homescreen_large_green_strong); 17533945b21544bc98381df17726a3537c292d8c985Michael Jurka 17633945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue); 17733945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_blue_strong); 17833945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green); 17933945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini = res.getDrawable(R.drawable.homescreen_small_green_strong); 18033945b21544bc98381df17726a3537c292d8c985Michael Jurka 18133945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackground.setFilterBitmap(true); 18233945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackground.setFilterBitmap(true); 18333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackground.setFilterBitmap(true); 18433945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalBackgroundMini.setFilterBitmap(true); 18533945b21544bc98381df17726a3537c292d8c985Michael Jurka mNormalGlowBackgroundMini.setFilterBitmap(true); 18633945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveBackgroundMini.setFilterBitmap(true); 18733945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setFilterBitmap(true); 188046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 189de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 190046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Initialize the data structures used for the drag visualization. 191150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 192046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsDrawable = res.getDrawable(R.drawable.gardening_crosshairs); 193ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mEaseOutInterpolator = new DecelerateInterpolator(2.5f); // Quint ease out 194de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 195046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up the animation for fading the crosshairs in and out 196046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy int animDuration = res.getInteger(R.integer.config_crosshairsFadeInTime); 19749250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy mCrosshairsAnimator = new InterruptibleInOutAnimator(animDuration, 0.0f, 1.0f); 198472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mCrosshairsAnimator.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 199046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 200046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy mCrosshairsVisibility = ((Float) animation.getAnimatedValue()).floatValue(); 2018e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy invalidate(); 202046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 203046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy }); 204ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy mCrosshairsAnimator.getAnimator().setInterpolator(mEaseOutInterpolator); 205046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 2064be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 2074be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlines[i] = new Point(-1, -1); 208046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy } 209046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy 210046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // When dragging things around the home screens, we show a green outline of 211046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // where the item will land. The outlines gradually fade out, leaving a trail 212046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // behind the drag path. 213046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy // Set up all the animations that are used to implement this fading. 214046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int duration = res.getInteger(R.integer.config_dragOutlineFadeTime); 215472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float fromAlphaValue = 0; 216472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float toAlphaValue = (float)res.getInteger(R.integer.config_dragOutlineMaxAlpha); 2174be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2188e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy Arrays.fill(mDragOutlineAlphas, fromAlphaValue); 2194be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2204be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlineAnims.length; i++) { 221046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final InterruptibleInOutAnimator anim = 222046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy new InterruptibleInOutAnimator(duration, fromAlphaValue, toAlphaValue); 223ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy anim.getAnimator().setInterpolator(mEaseOutInterpolator); 224046e7eb472acac800128ab026f3bc6348b0f933fPatrick Dubroy final int thisIndex = i; 225472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addUpdateListener(new AnimatorUpdateListener() { 226de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy public void onAnimationUpdate(ValueAnimator animation) { 2274be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap outline = (Bitmap)anim.getTag(); 2284be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 2294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // If an animation is started and then stopped very quickly, we can still 2304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // get spurious updates we've cleared the tag. Guard against this. 2314be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (outline == null) { 232fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (false) { 233fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Object val = animation.getAnimatedValue(); 234fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy Log.d(TAG, "anim " + thisIndex + " update: " + val + 235fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy ", isStopped " + anim.isStopped()); 236fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 2374be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Try to prevent it from continuing to run 2384be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato animation.cancel(); 2394be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } else { 240472b281d5cb4f5660df981a6c912266b9f5703feChet Haase mDragOutlineAlphas[thisIndex] = (Float) animation.getAnimatedValue(); 2414be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int left = mDragOutlines[thisIndex].x; 2424be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int top = mDragOutlines[thisIndex].y; 2434be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato CellLayout.this.invalidate(left, top, 2444be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato left + outline.getWidth(), top + outline.getHeight()); 2454be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 246de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 247de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy }); 2484be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // The animation holds a reference to the drag outline bitmap as long is it's 2494be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // running. This way the bitmap can be GCed when the animations are complete. 250472b281d5cb4f5660df981a6c912266b9f5703feChet Haase anim.getAnimator().addListener(new AnimatorListenerAdapter() { 2513c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 2524be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato public void onAnimationEnd(Animator animation) { 253472b281d5cb4f5660df981a6c912266b9f5703feChet Haase if ((Float) ((ValueAnimator) animation).getAnimatedValue() == 0f) { 2544be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato anim.setTag(null); 2554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 2574be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato }); 2584be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragOutlineAnims[i] = anim; 259de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 260ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 26118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect = new Rect(); 26233945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect = new Rect(); 26318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverScale(1.0f); 26418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverAlpha(1.0f); 265bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 2668c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren = new CellLayoutChildren(context); 2678c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setCellDimensions( 2688c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mCellWidth, mCellHeight, mLeftPadding, mTopPadding, mWidthGap, mHeightGap); 2698c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka addView(mChildren); 27018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 27118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 27296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy private void invalidateBubbleTextView(BubbleTextView icon) { 27396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = icon.getPressedOrFocusedBackgroundPadding(); 27496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidate(icon.getLeft() - padding, 27596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy icon.getTop() - padding, 27696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy icon.getRight() + padding, 27796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy icon.getBottom() + padding); 27896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 27996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 28096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy void setPressedOrFocusedIcon(BubbleTextView icon) { 28196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 28296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 28396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy BubbleTextView oldIcon = mPressedOrFocusedIcon; 28496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon = icon; 28596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (oldIcon != null) { 28696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(oldIcon); 28796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 28896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 28996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy invalidateBubbleTextView(mPressedOrFocusedIcon); 29096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 29196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 29296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 2936e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung public CellLayoutChildren getChildrenLayout() { 2946e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung if (getChildCount() > 0) { 2956e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return (CellLayoutChildren) getChildAt(0); 2966e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 2976e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung return null; 2986e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung } 2996e3140865d3f0def2e55934d8b0b2c1503386e54Winson Chung 30033945b21544bc98381df17726a3537c292d8c985Michael Jurka public void setIsDefaultDropTarget(boolean isDefaultDropTarget) { 30133945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDefaultDropTarget != isDefaultDropTarget) { 30233945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDefaultDropTarget = isDefaultDropTarget; 30333945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 30433945b21544bc98381df17726a3537c292d8c985Michael Jurka } 30533945b21544bc98381df17726a3537c292d8c985Michael Jurka } 30633945b21544bc98381df17726a3537c292d8c985Michael Jurka 30733945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOccuring(boolean isDragOccuring) { 30833945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOccuring != isDragOccuring) { 30933945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOccuring = isDragOccuring; 31033945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 31133945b21544bc98381df17726a3537c292d8c985Michael Jurka } 31233945b21544bc98381df17726a3537c292d8c985Michael Jurka } 31333945b21544bc98381df17726a3537c292d8c985Michael Jurka 31433945b21544bc98381df17726a3537c292d8c985Michael Jurka void setIsDragOverlapping(boolean isDragOverlapping) { 31533945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping != isDragOverlapping) { 31633945b21544bc98381df17726a3537c292d8c985Michael Jurka mIsDragOverlapping = isDragOverlapping; 31733945b21544bc98381df17726a3537c292d8c985Michael Jurka invalidate(); 31833945b21544bc98381df17726a3537c292d8c985Michael Jurka } 31933945b21544bc98381df17726a3537c292d8c985Michael Jurka } 32033945b21544bc98381df17726a3537c292d8c985Michael Jurka 32133945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean getIsDragOverlapping() { 32233945b21544bc98381df17726a3537c292d8c985Michael Jurka return mIsDragOverlapping; 32333945b21544bc98381df17726a3537c292d8c985Michael Jurka } 32433945b21544bc98381df17726a3537c292d8c985Michael Jurka 32533945b21544bc98381df17726a3537c292d8c985Michael Jurka private void updateGlowRect() { 32633945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 32718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (mBackgroundRect.right - mBackgroundRect.left)); 32818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (mBackgroundRect.bottom - mBackgroundRect.top)); 32933945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundRect.set(mBackgroundRect.left - marginX, mBackgroundRect.top - marginY, 33018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.right + marginX, mBackgroundRect.bottom + marginY); 33118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 33218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 33318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 33418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverScale(float scaleFactor) { 33533945b21544bc98381df17726a3537c292d8c985Michael Jurka if (scaleFactor != mGlowBackgroundScale) { 33633945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundScale = scaleFactor; 33733945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 3388deb1e6a17900253708fad73016db05851b8d822Michael Jurka if (getParent() != null) { 3398deb1e6a17900253708fad73016db05851b8d822Michael Jurka ((View) getParent()).invalidate(); 3408deb1e6a17900253708fad73016db05851b8d822Michael Jurka } 34118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 34218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 34318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 34418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverScale() { 34533945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundScale; 34618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 34718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 34818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public float getHoverAlpha() { 34933945b21544bc98381df17726a3537c292d8c985Michael Jurka return mGlowBackgroundAlpha; 35018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 35118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 35218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void setHoverAlpha(float alpha) { 35333945b21544bc98381df17726a3537c292d8c985Michael Jurka mGlowBackgroundAlpha = alpha; 35418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka invalidate(); 35518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 35618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 35718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka void animateDrop() { 35818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (LauncherApplication.isScreenXLarge()) { 35918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Resources res = getResources(); 36018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka float onDropScale = res.getInteger(R.integer.config_screenOnDropScalePercent) / 100.0f; 36118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator scaleUp = ObjectAnimator.ofFloat(this, "hoverScale", onDropScale); 36218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka scaleUp.setDuration(res.getInteger(R.integer.config_screenOnDropScaleUpDuration)); 36318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator scaleDown = ObjectAnimator.ofFloat(this, "hoverScale", 1.0f); 36418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka scaleDown.setDuration(res.getInteger(R.integer.config_screenOnDropScaleDownDuration)); 36518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka ObjectAnimator alphaFadeOut = ObjectAnimator.ofFloat(this, "hoverAlpha", 0.0f); 36618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 36718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka alphaFadeOut.setStartDelay(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 36818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka alphaFadeOut.setDuration(res.getInteger(R.integer.config_screenOnDropAlphaFadeDelay)); 36918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 37018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka AnimatorSet bouncer = new AnimatorSet(); 37118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.play(scaleUp).before(scaleDown); 37218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.play(scaleUp).with(alphaFadeOut); 3738edd75c8bb0729a10cb39f614183e3e9ae4288e8Michael Jurka bouncer.addListener(new AnimatorListenerAdapter() { 3743c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 37518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka public void onAnimationStart(Animator animation) { 37633945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(true); 37718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 3783c4c20fbe682cb4b3ef94f09afe0af09171583f3Michael Jurka @Override 3798edd75c8bb0729a10cb39f614183e3e9ae4288e8Michael Jurka public void onAnimationEnd(Animator animation) { 38033945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 38118014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverScale(1.0f); 38218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka setHoverAlpha(1.0f); 38318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 38418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka }); 38518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka bouncer.start(); 38618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 387a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy } 388a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy 389a6abce8464b57ce91e8f083951ad263370fc2da8Romain Guy @Override 3901262e369484ce7f2565655ed80e6299232c70bd7Patrick Dubroy protected void onDraw(Canvas canvas) { 3913e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're large, we are either drawn in a "hover" state (ie when dragging an item to 3923e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a neighboring page) or with just a normal background (if backgroundAlpha > 0.0f) 3933e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // When we're small, we are either drawn normally or in the "accepts drops" state (during 3943e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // a drag). However, we also drag the mini hover background *over* one of those two 3953e7c7634531302271270c8cf418abc959d621cbcMichael Jurka // backgrounds 39626cbf3a0016a19c20f953ccd07242bdf875da0faWinson Chung if (LauncherApplication.isScreenXLarge() && mBackgroundAlpha > 0.0f) { 397f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen Drawable bg; 39833945b21544bc98381df17726a3537c292d8c985Michael Jurka boolean mini = getScaleX() < 0.5f; 39933945b21544bc98381df17726a3537c292d8c985Michael Jurka 40033945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mIsDragOverlapping) { 40133945b21544bc98381df17726a3537c292d8c985Michael Jurka // In the mini case, we draw the active_glow bg *over* the active background 40233945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveGlowBackground; 40333945b21544bc98381df17726a3537c292d8c985Michael Jurka } else if (mIsDragOccuring && mAcceptsDrops) { 40433945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mActiveBackgroundMini : mActiveBackground; 4053af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen } else if (mIsDefaultDropTarget && mini) { 4063af863ba31e293e577c05537c9b8f7dc850a5e56Adam Cohen bg = mNormalGlowBackgroundMini; 407f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } else { 40833945b21544bc98381df17726a3537c292d8c985Michael Jurka bg = mini ? mNormalBackgroundMini : mNormalBackground; 409f34bab59fc0260f926aec44d044883dce1b4191fAdam Cohen } 41033945b21544bc98381df17726a3537c292d8c985Michael Jurka 41133945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setAlpha((int) (mBackgroundAlpha * mBackgroundAlphaMultiplier * 255)); 41233945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.setBounds(mBackgroundRect); 41333945b21544bc98381df17726a3537c292d8c985Michael Jurka bg.draw(canvas); 41433945b21544bc98381df17726a3537c292d8c985Michael Jurka 41533945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mini && mIsDragOverlapping) { 41618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka boolean modifiedClipRect = false; 41733945b21544bc98381df17726a3537c292d8c985Michael Jurka if (mGlowBackgroundScale > 1.0f) { 41818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // If the hover background's scale is greater than 1, we'll be drawing outside 41918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // the bounds of this CellLayout. Get around that by temporarily increasing the 42018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka // size of the clip rect 42133945b21544bc98381df17726a3537c292d8c985Michael Jurka float marginFraction = (mGlowBackgroundScale - 1.0f) / 2.0f; 42218014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka Rect clipRect = canvas.getClipBounds(); 42318014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginX = (int) (marginFraction * (clipRect.right - clipRect.left)); 42418014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka int marginY = (int) (marginFraction * (clipRect.bottom - clipRect.top)); 42518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.save(Canvas.CLIP_SAVE_FLAG); 42618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.clipRect(-marginX, -marginY, 42718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka getWidth() + marginX, getHeight() + marginY, Region.Op.REPLACE); 42818014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka modifiedClipRect = true; 42918014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 43018014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka 43133945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setAlpha( 43233945b21544bc98381df17726a3537c292d8c985Michael Jurka (int) (mBackgroundAlpha * mGlowBackgroundAlpha * 255)); 43333945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.setBounds(mGlowBackgroundRect); 43433945b21544bc98381df17726a3537c292d8c985Michael Jurka mActiveGlowBackgroundMini.draw(canvas); 43518014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka if (modifiedClipRect) { 43618014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka canvas.restore(); 43718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka } 4383e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 439a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka } 44031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 441de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (mCrosshairsVisibility > 0.0f) { 442de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 443de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 444de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 445de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float MAX_ALPHA = 0.4f; 446de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int MAX_VISIBLE_DISTANCE = 600; 447de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final float DISTANCE_MULTIPLIER = 0.002f; 448de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 449de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final Drawable d = mCrosshairsDrawable; 450de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int width = d.getIntrinsicWidth(); 451de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int height = d.getIntrinsicHeight(); 452de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 453de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int x = getLeftPadding() - (mWidthGap / 2) - (width / 2); 454de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int col = 0; col <= countX; col++) { 455de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int y = getTopPadding() - (mHeightGap / 2) - (height / 2); 456de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy for (int row = 0; row <= countY; row++) { 457de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy mTmpPointF.set(x - mDragCenter.x, y - mDragCenter.y); 458de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float dist = mTmpPointF.length(); 459de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy // Crosshairs further from the drag point are more faint 460de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy float alpha = Math.min(MAX_ALPHA, 461de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy DISTANCE_MULTIPLIER * (MAX_VISIBLE_DISTANCE - dist)); 462de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy if (alpha > 0.0f) { 463de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setBounds(x, y, x + width, y + height); 464de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.setAlpha((int) (alpha * 255 * mCrosshairsVisibility)); 465de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy d.draw(canvas); 466de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 467de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy y += mCellHeight + mHeightGap; 468de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 469de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy x += mCellWidth + mWidthGap; 470de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 4714be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 472150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 4738e58e916061cbe2623697efac0924f2aa3753a92Patrick Dubroy final Paint paint = mDragOutlinePaint; 4744be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato for (int i = 0; i < mDragOutlines.length; i++) { 475472b281d5cb4f5660df981a6c912266b9f5703feChet Haase final float alpha = mDragOutlineAlphas[i]; 4764be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (alpha > 0) { 4774be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Point p = mDragOutlines[i]; 4784be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final Bitmap b = (Bitmap) mDragOutlineAnims[i].getTag(); 479472b281d5cb4f5660df981a6c912266b9f5703feChet Haase paint.setAlpha((int)(alpha + .5f)); 4804be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato canvas.drawBitmap(b, p.x, p.y, paint); 481150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung } 4826569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 48396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy 48496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // We draw the pressed or focused BubbleTextView's background in CellLayout because it 48596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy // requires an expanded clip rect (due to the glow's blur radius) 48696864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (mPressedOrFocusedIcon != null) { 48796864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final int padding = mPressedOrFocusedIcon.getPressedOrFocusedBackgroundPadding(); 48896864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy final Bitmap b = mPressedOrFocusedIcon.getPressedOrFocusedBackground(); 48996864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy if (b != null) { 49096864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy canvas.drawBitmap(b, 49196864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon.getLeft() - padding, 49296864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy mPressedOrFocusedIcon.getTop() - padding, 49396864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy null); 49496864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 49596864c3c27d03b98d5a25b74b7647be064071144Patrick Dubroy } 4966569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 4976569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 4986569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy @Override 49983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey public void cancelLongPress() { 50083f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey super.cancelLongPress(); 50183f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 50283f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey // Cancel long press for all children 50383f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final int count = getChildCount(); 50483f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey for (int i = 0; i < count; i++) { 50583f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey final View child = getChildAt(i); 50683f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey child.cancelLongPress(); 50783f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 50883f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey } 50983f111d129fcb8c50b35da789f0d75604b9c0864Jeff Sharkey 510dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka public void setOnInterceptTouchListener(View.OnTouchListener listener) { 511dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka mInterceptTouchListener = listener; 512dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 513dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 51431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountX() { 515d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountX; 51631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 51731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 51831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int getCountY() { 519d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen return mCountY; 52031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 52131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 522f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public boolean addViewToCellLayout( 523f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka View child, int index, int childId, LayoutParams params, boolean markCells) { 524aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final LayoutParams lp = params; 525aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 52631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Generate an id for each view, this assumes we have at most 256x256 cells 52731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // per workspace screen 528d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellX >= 0 && lp.cellX <= mCountX - 1 && lp.cellY >= 0 && lp.cellY <= mCountY - 1) { 529aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // If the horizontal or vertical span is set to -1, it is taken to 530aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // mean that it spans the extent of the CellLayout 531d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellHSpan < 0) lp.cellHSpan = mCountX; 532d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen if (lp.cellVSpan < 0) lp.cellVSpan = mCountY; 533aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 534aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung child.setId(childId); 53531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 5368c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.addView(child, index, lp); 537dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 538f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka if (markCells) markCellsAsOccupiedForView(child); 5390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 540aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return true; 541aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 542aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return false; 54331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 5443e7c7634531302271270c8cf418abc959d621cbcMichael Jurka 545bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka public void setAcceptsDrops(boolean acceptsDrops) { 546bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka if (mAcceptsDrops != acceptsDrops) { 547bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka mAcceptsDrops = acceptsDrops; 548bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka invalidate(); 549bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 550bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka } 551bea15195346bab3c52b0156e92f2b71f0811b210Michael Jurka 5523e7c7634531302271270c8cf418abc959d621cbcMichael Jurka public boolean getAcceptsDrops() { 5533e7c7634531302271270c8cf418abc959d621cbcMichael Jurka return mAcceptsDrops; 5543e7c7634531302271270c8cf418abc959d621cbcMichael Jurka } 55531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 55631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 5570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViews() { 5580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5598c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViews(); 5600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeAllViewsInLayout() { 5640280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka clearOccupiedCells(); 5658c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeAllViewsInLayout(); 5660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5670280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 568f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka public void removeViewWithoutMarkingCells(View view) { 569cf6125c2d30ce02d8ab6cbe8e37a20f6a831e216Michael Jurka mChildren.removeView(view); 570f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka } 571f3ca3ab6958b104cbf2c2fa04add97d372a94d1cMichael Jurka 5720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeView(View view) { 5740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 5758c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeView(view); 5760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewAt(int index) { 5808c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(index)); 5818c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewAt(index); 5820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewInLayout(View view) { 5860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 5878c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewInLayout(view); 5880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViews(int start, int count) { 5920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 5938c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 5940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5958c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViews(start, count); 5960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 5970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 5980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka @Override 5990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void removeViewsInLayout(int start, int count) { 6000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = start; i < start + count; i++) { 6018c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka markCellsAsUnoccupiedForView(mChildren.getChildAt(i)); 6020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6038c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.removeViewsInLayout(start, count); 6040280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 6050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 6068c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka public void drawChildren(Canvas canvas) { 6078c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.draw(canvas); 60831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 60931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 610abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka void buildChildrenLayer() { 611abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka mChildren.buildLayer(); 612abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka } 613abded66084680bb31cc7ea403c88f44f79a3c884Michael Jurka 61431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 61531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onAttachedToWindow() { 61631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super.onAttachedToWindow(); 61731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project mCellInfo.screen = ((ViewGroup) getParent()).indexOfChild(this); 61831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 61931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 620af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public void setTagToCellInfoForPoint(int touchX, int touchY) { 62131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final CellInfo cellInfo = mCellInfo; 622af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final Rect frame = mRect; 623af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int x = touchX + mScrollX; 624af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int y = touchY + mScrollY; 6258c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final int count = mChildren.getChildCount(); 62631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 627af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka boolean found = false; 628af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka for (int i = count - 1; i >= 0; i--) { 6298c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka final View child = mChildren.getChildAt(i); 630d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final LayoutParams lp = (LayoutParams) child.getLayoutParams(); 631af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka 6321b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen if ((child.getVisibility() == VISIBLE || child.getAnimation() != null) && 6331b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen lp.isLockedToGrid) { 634af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka child.getHitRect(frame); 635af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (frame.contains(x, y)) { 636af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = child; 637af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = lp.cellX; 638af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = lp.cellY; 639af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = lp.cellHSpan; 640af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = lp.cellVSpan; 641af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.valid = true; 642af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka found = true; 643af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka break; 64431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 64531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 646af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 647aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 648af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (!found) { 6496569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy final int cellXY[] = mTmpCellXY; 650af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka pointToCellExact(x, y, cellXY); 65131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 652af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cell = null; 653af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellX = cellXY[0]; 654af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.cellY = cellXY[1]; 655af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanX = 1; 656af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka cellInfo.spanY = 1; 6570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellInfo.valid = cellXY[0] >= 0 && cellXY[1] >= 0 && cellXY[0] < mCountX && 6580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] < mCountY && !mOccupied[cellXY[0]][cellXY[1]]; 659af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 660af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTag(cellInfo); 661af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka } 66231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 663af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka @Override 664af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka public boolean onInterceptTouchEvent(MotionEvent ev) { 665dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka if (mInterceptTouchListener != null && mInterceptTouchListener.onTouch(this, ev)) { 666dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka return true; 667dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 668af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final int action = ev.getAction(); 669af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka final CellInfo cellInfo = mCellInfo; 67031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 671af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka if (action == MotionEvent.ACTION_DOWN) { 672af44209bfa60da3c7ab49b7f508f9effd316ee41Michael Jurka setTagToCellInfoForPoint((int) ev.getX(), (int) ev.getY()); 67331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } else if (action == MotionEvent.ACTION_UP) { 67431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cell = null; 67531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellX = -1; 67631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.cellY = -1; 67731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanX = 0; 67831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.spanY = 0; 67931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellInfo.valid = false; 68031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project setTag(cellInfo); 68131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 68331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 68431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 68531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 68631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 68731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public CellInfo getTag() { 6880280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return (CellInfo) super.getTag(); 68931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 69031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 6916569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 692aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Given a point, return the cell that strictly encloses that point 69331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 69431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 69531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 69631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 69731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellExact(int x, int y, int[] result) { 698aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 699aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 70031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 70131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = (x - hStartPadding) / (mCellWidth + mWidthGap); 70231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = (y - vStartPadding) / (mCellHeight + mHeightGap); 70331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 704d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int xAxis = mCountX; 705d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int yAxis = mCountY; 70631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 70731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] < 0) result[0] = 0; 70831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[0] >= xAxis) result[0] = xAxis - 1; 70931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] < 0) result[1] = 0; 71031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (result[1] >= yAxis) result[1] = yAxis - 1; 71131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 712aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 71331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 71431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a point, return the cell that most closely encloses that point 71531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param x X coordinate of the point 71631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param y Y coordinate of the point 71731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the cell 71831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 71931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void pointToCellRounded(int x, int y, int[] result) { 72031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project pointToCellExact(x + (mCellWidth / 2), y + (mCellHeight / 2), result); 72131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 72231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 72331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 72431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Given a cell coordinate, return the point that represents the upper left corner of that cell 725aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 726aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellX X coordinate of the cell 72731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of the cell 728aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 72931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param result Array of 2 ints to hold the x and y coordinate of the point 73031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 73131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void cellToPoint(int cellX, int cellY, int[] result) { 732aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 733aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 73431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 73531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[0] = hStartPadding + cellX * (mCellWidth + mWidthGap); 73631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project result[1] = vStartPadding + cellY * (mCellHeight + mHeightGap); 73731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 73831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 73984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellWidth() { 74084f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellWidth; 74184f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 74284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 74384f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy int getCellHeight() { 74484f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy return mCellHeight; 74584f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy } 74684f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy 747d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getWidthGap() { 748d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mWidthGap; 749d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 750d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 751d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen int getHeightGap() { 752d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen return mHeightGap; 753d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 754d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 7551a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getLeftPadding() { 756aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mLeftPadding; 7571a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7581a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 7591a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getTopPadding() { 760aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mTopPadding; 7611a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7621a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 7631a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getRightPadding() { 764aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mRightPadding; 7651a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7661a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 7671a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy int getBottomPadding() { 768aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return mBottomPadding; 7691a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy } 7701a304a1198f2f48be8c6a763b3ce511bd28af811Romain Guy 77131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 77231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 77331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // TODO: currently ignoring padding 774aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 77531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 776aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); 777aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 77831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 77931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); 780aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 78131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (widthSpecMode == MeasureSpec.UNSPECIFIED || heightSpecMode == MeasureSpec.UNSPECIFIED) { 78231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project throw new RuntimeException("CellLayout cannot have UNSPECIFIED dimensions"); 78331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 78431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 78531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 78631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 78731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 788d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numWidthGaps = mCountX - 1; 789d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen int numHeightGaps = mCountY - 1; 790d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 791ece7f5b3b55cab646941123e03589241a61678e2Winson Chung if (mWidthGap < 0 || mHeightGap < 0) { 792ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int vSpaceLeft = heightSpecSize - mTopPadding - mBottomPadding - (cellHeight * mCountY); 793ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mHeightGap = vSpaceLeft / numHeightGaps; 794d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen 795ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int hSpaceLeft = widthSpecSize - mLeftPadding - mRightPadding - (cellWidth * mCountX); 796ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = hSpaceLeft / numWidthGaps; 797aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 798ece7f5b3b55cab646941123e03589241a61678e2Winson Chung // center it around the min gaps 799ece7f5b3b55cab646941123e03589241a61678e2Winson Chung int minGap = Math.min(mWidthGap, mHeightGap); 800ece7f5b3b55cab646941123e03589241a61678e2Winson Chung mWidthGap = mHeightGap = minGap; 801ece7f5b3b55cab646941123e03589241a61678e2Winson Chung } 8025f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 8038c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka // Initial values correspond to widthSpecMode == MeasureSpec.EXACTLY 8048c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newWidth = widthSpecSize; 8058c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int newHeight = heightSpecSize; 8068c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (widthSpecMode == MeasureSpec.AT_MOST) { 8078c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka newWidth = mLeftPadding + mRightPadding + (mCountX * cellWidth) + 8088c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountX - 1) * mWidthGap); 8098c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka newHeight = mTopPadding + mBottomPadding + (mCountY * cellHeight) + 8108c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka ((mCountY - 1) * mHeightGap); 8118c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 8128c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka } 81331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8148c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int count = getChildCount(); 81531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 81631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View child = getChildAt(i); 8178c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(newWidth, MeasureSpec.EXACTLY); 8188c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka int childheightMeasureSpec = MeasureSpec.makeMeasureSpec(newHeight, 819aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung MeasureSpec.EXACTLY); 82031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project child.measure(childWidthMeasureSpec, childheightMeasureSpec); 82131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 8228c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka setMeasuredDimension(newWidth, newHeight); 82331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 82431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 82531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 82628750fba6a2d141eb9a1e566718c17236030b815Michael Jurka protected void onLayout(boolean changed, int l, int t, int r, int b) { 82731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int count = getChildCount(); 82831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int i = 0; i < count; i++) { 8298c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka View child = getChildAt(i); 8308c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka child.layout(0, 0, r - l, b - t); 83131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 83231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 83331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 83431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 835dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka protected void onSizeChanged(int w, int h, int oldw, int oldh) { 836dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka super.onSizeChanged(w, h, oldw, oldh); 83718014791be2e3f41080f0bf621c618e3f096c5c7Michael Jurka mBackgroundRect.set(0, 0, w, h); 83833945b21544bc98381df17726a3537c292d8c985Michael Jurka updateGlowRect(); 839dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 840dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 841dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka @Override 84231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawingCacheEnabled(boolean enabled) { 8438c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawingCacheEnabled(enabled); 84431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 84531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 84631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 84731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected void setChildrenDrawnWithCacheEnabled(boolean enabled) { 8488c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka mChildren.setChildrenDrawnWithCacheEnabled(enabled); 84931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 85031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 8515f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public float getBackgroundAlpha() { 8525f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return mBackgroundAlpha; 853dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 854dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 855742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastBackgroundAlpha(float alpha) { 856742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka mBackgroundAlpha = alpha; 857742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 858742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 8591b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen public void setBackgroundAlphaMultiplier(float multiplier) { 8601b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen mBackgroundAlphaMultiplier = multiplier; 8611b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen } 8621b0aaac0b3abd777ed319341f95a8dfff23c79f4Adam Cohen 863ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen public float getBackgroundAlphaMultiplier() { 864ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen return mBackgroundAlphaMultiplier; 865ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen } 866ddb821981e0919bbd3b4c9a2b6aa1811d6c86bb6Adam Cohen 8675f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setBackgroundAlpha(float alpha) { 8685f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka mBackgroundAlpha = alpha; 8690142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka invalidate(); 870dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 871dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 8725f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // Need to return true to let the view system know we know how to handle alpha-- this is 8735f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // because when our children have an alpha of 0.0f, they are still rendering their "dimmed" 8745f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka // versions 8755f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka @Override 8765f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka protected boolean onSetAlpha(int alpha) { 8775f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka return true; 8785f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 8795f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 8805f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka public void setAlpha(float alpha) { 8815f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka setChildrenAlpha(alpha); 8825f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka super.setAlpha(alpha); 8835f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka } 8845f1c509d5ad1954a7e38e77db4d5f27c7345fd39Michael Jurka 885742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka public void setFastAlpha(float alpha) { 886742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka setFastChildrenAlpha(alpha); 887742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka super.setFastAlpha(alpha); 888742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 889742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 890dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka private void setChildrenAlpha(float alpha) { 8910142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka final int childCount = getChildCount(); 8920142d49e1378a7155bcca1fb59965d9e73016dbcMichael Jurka for (int i = 0; i < childCount; i++) { 893dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka getChildAt(i).setAlpha(alpha); 894dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 895dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka } 896dee0589388ba0f6373912e18bf86243282fb3b9bMichael Jurka 897742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka private void setFastChildrenAlpha(float alpha) { 898742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka final int childCount = getChildCount(); 899742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka for (int i = 0; i < childCount; i++) { 900742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka getChildAt(i).setFastAlpha(alpha); 901742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 902742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka } 903742574b15b2b5298a2328443176f2890fb8ebe98Michael Jurka 904440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy public View getChildAt(int x, int y) { 9058c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka return mChildren.getChildAt(x, y); 906440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy } 907440c360bc395c43683fa9ca226e59f9e35f9e926Patrick Dubroy 9086569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 9096569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * Estimate where the top left cell of the dragged item will land if it is dropped. 9106569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * 9116569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originX The X value of the top left corner of the item 9126569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param originY The Y value of the top left corner of the item 9136569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanX The number of horizontal cells that the item spans 9146569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param spanY The number of vertical cells that the item spans 9156569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param result The estimated drop cell X and Y. 9166569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 9176569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy void estimateDropCell(int originX, int originY, int spanX, int spanY, int[] result) { 918d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countX = mCountX; 919d22015cd37ea6ef53762eca5be57daca123ff607Adam Cohen final int countY = mCountY; 9206569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 921a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // pointToCellRounded takes the top left of a cell but will pad that with 922a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka // cellWidth/2 and cellHeight/2 when finding the matching cell 923a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka pointToCellRounded(originX, originY, result); 9246569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 9256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // If the item isn't fully on this screen, snap to the edges 9266569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int rightOverhang = result[0] + spanX - countX; 9276569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (rightOverhang > 0) { 9286569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] -= rightOverhang; // Snap to right 9296569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9306569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[0] = Math.max(0, result[0]); // Snap to left 9316569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy int bottomOverhang = result[1] + spanY - countY; 9326569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy if (bottomOverhang > 0) { 9336569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] -= bottomOverhang; // Snap to bottom 9346569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9356569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy result[1] = Math.max(0, result[1]); // Snap to top 9366569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9376569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 9384be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato void visualizeDropLocation( 9394be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato View v, Bitmap dragOutline, int originX, int originY, int spanX, int spanY) { 9404be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato 94108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellX = mDragCell[0]; 94208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy final int oldDragCellY = mDragCell[1]; 9434be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int[] nearest = findNearestVacantArea(originX, originY, spanX, spanY, v, mDragCell); 944a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 945a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX + (v.getWidth() / 2), originY + (v.getHeight() / 2)); 946a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } else { 947a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung mDragCenter.set(originX, originY); 948a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 9496569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 95008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy if (nearest != null && (nearest[0] != oldDragCellX || nearest[1] != oldDragCellY)) { 9516569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy // Find the top left corner of the rect the object will occupy 952de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] topLeft = mTmpPoint; 953de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy cellToPoint(nearest[0], nearest[1], topLeft); 954de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 9554be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int left = topLeft[0]; 9564be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato int top = topLeft[1]; 9576569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 958a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung if (v != null) { 95999e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // When drawing the drag outline, it did not account for margin offsets 96099e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // added by the view's parent. 96199e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen MarginLayoutParams lp = (MarginLayoutParams) v.getLayoutParams(); 96299e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen left += lp.leftMargin; 96399e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen top += lp.topMargin; 96499e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen 96599e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // Offsets due to the size difference between the View and the dragOutline. 96699e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // There is a size difference to account for the outer blur, which may lie 96799e8b40b374d49baabf0c4f4e4278ac25828899bAdam Cohen // outside the bounds of the view. 968a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung left += (v.getWidth() - dragOutline.getWidth()) / 2; 969a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung top += (v.getHeight() - dragOutline.getHeight()) / 2; 970a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung } 971150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 9724be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato final int oldIndex = mDragOutlineCurrent; 97308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[oldIndex].animateOut(); 97408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (oldIndex + 1) % mDragOutlines.length; 975150fbab7de7df45ce0e2d08fb0f0be87ff091c2fWinson Chung 97608ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlines[mDragOutlineCurrent].set(left, top); 97708ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].setTag(dragOutline); 97808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateIn(); 9796569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 98049250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy 98149250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy // If we are drawing crosshairs, the entire CellLayout needs to be invalidated 98249250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy if (mCrosshairsDrawable != null) { 98349250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy invalidate(); 98449250ad530385fcdd6072ca54697f670ec503b59Patrick Dubroy } 9856569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 9866569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 98731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 98870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * Find a vacant area that will fit the given bounds nearest the requested 98970864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * cell location. Uses Euclidean distance to score multiple vacant areas. 990aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 99151afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelX The X location at which you want to search for a vacant area. 99251afc022fa76c79f0d1ece470ddc126c08fea8a4Romain Guy * @param pixelY The Y location at which you want to search for a vacant area. 99370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanX Horizontal span of the object. 99470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @param spanY Vertical span of the object. 995de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * @param result Array in which to place the result, or null (in which case a new array will 996de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * be allocated) 99770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * @return The X, Y cell of a vacant area that can contain this object, 99870864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey * nearest the requested location. 99931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 10006a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka int[] findNearestVacantArea( 1001de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1002de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy return findNearestVacantArea(pixelX, pixelY, spanX, spanY, null, result); 10036a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka } 1004aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 10056a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka /** 10066a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * Find a vacant area that will fit the given bounds nearest the requested 10076a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * cell location. Uses Euclidean distance to score multiple vacant areas. 10086a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * 10096a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelX The X location at which you want to search for a vacant area. 10106a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param pixelY The Y location at which you want to search for a vacant area. 10116a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanX Horizontal span of the object. 10126a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @param spanY Vertical span of the object. 1013df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreOccupied If true, the result can be an occupied cell 1014df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Array in which to place the result, or null (in which case a new array will 1015df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * be allocated) 10166a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * @return The X, Y cell of a vacant area that can contain this object, 10176a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka * nearest the requested location. 10186a1435d78d5133b1f37274c4d358bf6d22e10229Michael Jurka */ 1019df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea(int pixelX, int pixelY, int spanX, int spanY, View ignoreView, 1020df0353815c629fc678824b07a234b89a1ff94208Adam Cohen boolean ignoreOccupied, int[] result) { 1021c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1022c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 1023c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka 102470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey // Keep track of best-scoring drop area 1025de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int[] bestXY = result != null ? result : new int[2]; 102670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey double bestDistance = Double.MAX_VALUE; 1027aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1028de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countX = mCountX; 1029de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final int countY = mCountY; 1030de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy final boolean[][] occupied = mOccupied; 1031de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1032bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = 0; y < countY - (spanY - 1); y++) { 1033c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka inner: 1034bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = 0; x < countX - (spanX - 1); x++) { 1035df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (ignoreOccupied) { 1036df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int i = 0; i < spanX; i++) { 1037df0353815c629fc678824b07a234b89a1ff94208Adam Cohen for (int j = 0; j < spanY; j++) { 1038df0353815c629fc678824b07a234b89a1ff94208Adam Cohen if (occupied[x + i][y + j]) { 1039df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // small optimization: we can skip to after the column we 1040df0353815c629fc678824b07a234b89a1ff94208Adam Cohen // just found an occupied cell 1041df0353815c629fc678824b07a234b89a1ff94208Adam Cohen x += i; 1042df0353815c629fc678824b07a234b89a1ff94208Adam Cohen continue inner; 1043df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1044c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1045c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1046c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 1047c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka final int[] cellXY = mTmpCellXY; 1048c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka cellToPoint(x, y, cellXY); 1049c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka 1050c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka double distance = Math.sqrt(Math.pow(cellXY[0] - pixelX, 2) 1051c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka + Math.pow(cellXY[1] - pixelY, 2)); 1052c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka if (distance <= bestDistance) { 1053c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestDistance = distance; 1054c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[0] = x; 1055c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka bestXY[1] = y; 1056c28de51eedb26848abf9245ddd19e021d30be318Michael Jurka } 105731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 105831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1059c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1060c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 106131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1062aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung // Return null if no suitable location found 106370864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey if (bestDistance < Double.MAX_VALUE) { 106470864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return bestXY; 106570864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } else { 106670864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey return null; 106770864289fba6daf07b8de98524cdfb765a62552dJeff Sharkey } 106831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1069aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1070df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1071df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a vacant area that will fit the given bounds nearest the requested 1072df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1073df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1074df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1075df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1076df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1077df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1078df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1079df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1080df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1081df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1082df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1083df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestVacantArea( 1084df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, View ignoreView, int[] result) { 1085df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, ignoreView, true, result); 1086df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1087df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 1088df0353815c629fc678824b07a234b89a1ff94208Adam Cohen /** 1089df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * Find a starting cell position that will fit the given bounds nearest the requested 1090df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * cell location. Uses Euclidean distance to score multiple vacant areas. 1091df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * 1092df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelX The X location at which you want to search for a vacant area. 1093df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param pixelY The Y location at which you want to search for a vacant area. 1094df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanX Horizontal span of the object. 1095df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param spanY Vertical span of the object. 1096df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param ignoreView Considers space occupied by this view as unoccupied 1097df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @param result Previously returned value to possibly recycle. 1098df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * @return The X, Y cell of a vacant area that can contain this object, 1099df0353815c629fc678824b07a234b89a1ff94208Adam Cohen * nearest the requested location. 1100df0353815c629fc678824b07a234b89a1ff94208Adam Cohen */ 1101df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int[] findNearestArea( 1102df0353815c629fc678824b07a234b89a1ff94208Adam Cohen int pixelX, int pixelY, int spanX, int spanY, int[] result) { 1103df0353815c629fc678824b07a234b89a1ff94208Adam Cohen return findNearestArea(pixelX, pixelY, spanX, spanY, null, false, result); 1104df0353815c629fc678824b07a234b89a1ff94208Adam Cohen } 1105df0353815c629fc678824b07a234b89a1ff94208Adam Cohen 11060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean existsEmptyCell() { 11070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpan(null, 1, 1); 11080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Finds the upper-left coordinate of the first rectangle in the grid that can 11120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * hold a cell of the specified dimensions. If intersectX and intersectY are not -1, 11130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * then this method will only return coordinates for rectangles that contain the cell 11140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * (intersectX, intersectY) 11150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 11170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 11180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 11190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 11200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 11220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpan(int[] cellXY, int spanX, int spanY) { 11240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, null); 11250280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11270280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11280280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but ignores any cells occupied by the item "ignoreView" 11290280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11300280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param cellXY The array that will contain the position of a vacant cell if such a cell 11310280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * can be found. 11320280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 11330280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 11340280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 11350280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return 11360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanIgnoring(int[] cellXY, int spanX, int spanY, View ignoreView) { 11380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring(cellXY, spanX, spanY, -1, -1, ignoreView); 11390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11420280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Like above, but if intersectX and intersectY are not -1, then this method will try to 11430280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * return coordinates for rectangles that contain the cell [intersectX, intersectY] 11440280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11450280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanX The horizontal span of the cell we want to find. 11460280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param spanY The vertical span of the cell we want to find. 11470280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param ignoreView The home screen item we should treat as not occupying any space 11480280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The X coordinate of the cell that we should try to overlap 11490280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @param intersectX The Y coordinate of the cell that we should try to overlap 11500280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * 11510280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * @return True if a vacant cell of the specified dimension was found, false otherwise. 11520280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11530280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersects(int[] cellXY, int spanX, int spanY, 11540280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY) { 11550280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findCellForSpanThatIntersectsIgnoring( 11560280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY, spanX, spanY, intersectX, intersectY, null); 11570280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11580280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 11590280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka /** 11600280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * The superset of the above two methods 11610280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka */ 11620280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka boolean findCellForSpanThatIntersectsIgnoring(int[] cellXY, int spanX, int spanY, 11630280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int intersectX, int intersectY, View ignoreView) { 1164c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // mark space take by ignoreView as available (method checks if ignoreView is null) 1165c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsUnoccupiedForView(ignoreView); 11660280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 116728750fba6a2d141eb9a1e566718c17236030b815Michael Jurka boolean foundCell = false; 11680280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka while (true) { 11690280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startX = 0; 11700280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 11710280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startX = Math.max(startX, intersectX - (spanX - 1)); 11720280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11730280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endX = mCountX - (spanX - 1); 11740280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX >= 0) { 11750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endX = Math.min(endX, intersectX + (spanX - 1) + (spanX == 1 ? 1 : 0)); 11760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int startY = 0; 11780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 11790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka startY = Math.max(startY, intersectY - (spanY - 1)); 11800280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11810280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka int endY = mCountY - (spanY - 1); 11820280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectY >= 0) { 11830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka endY = Math.min(endY, intersectY + (spanY - 1) + (spanY == 1 ? 1 : 0)); 11840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1186bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int y = startY; y < endY && !foundCell; y++) { 11870280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka inner: 1188bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung for (int x = startX; x < endX; x++) { 11890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int i = 0; i < spanX; i++) { 11900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int j = 0; j < spanY; j++) { 11910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (mOccupied[x + i][y + j]) { 1192bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung // small optimization: we can skip to after the column we just found 11930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // an occupied cell 1194bbc60d8e79416e37cbede55c159bf6aaa6c171d5Winson Chung x += i; 11950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue inner; 11960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11970280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11980280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 11990280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (cellXY != null) { 12000280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[0] = x; 12010280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka cellXY[1] = y; 12020280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 120328750fba6a2d141eb9a1e566718c17236030b815Michael Jurka foundCell = true; 120428750fba6a2d141eb9a1e566718c17236030b815Michael Jurka break; 12050280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12060280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12070280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka if (intersectX == -1 && intersectY == -1) { 12080280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka break; 12090280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } else { 12100280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // if we failed to find anything, try again but without any requirements of 12110280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // intersecting 12120280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectX = -1; 12130280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka intersectY = -1; 12140280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka continue; 12150280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12160280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1218c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka // re-mark space taken by ignoreView as occupied 1219c6ee42e25f203e408826e7eab4ad8faf67ed2ff9Michael Jurka markCellsAsOccupiedForView(ignoreView); 122028750fba6a2d141eb9a1e566718c17236030b815Michael Jurka return foundCell; 12210280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 12220280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 122331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 12240280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka * Called when drag has left this CellLayout or has been completed (successfully or not) 12256569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy */ 12260280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka void onDragExit() { 12274be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // This can actually be called when we aren't in a drag, e.g. when adding a new 12284be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // item to this layout via the customize drawer. 12294be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Guard against that case. 12304be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mDragging) { 12314be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = false; 12326569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 12334be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato // Fade out the drag indicators 12344be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato if (mCrosshairsAnimator != null) { 12354be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mCrosshairsAnimator.animateOut(); 12364be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 12374be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 123808ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 123908ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy // Invalidate the drag data 124008ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[0] = -1; 124108ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragCell[1] = -1; 124208ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineAnims[mDragOutlineCurrent].animateOut(); 124308ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy mDragOutlineCurrent = (mDragOutlineCurrent + 1) % mDragOutlineAnims.length; 124408ae2ec4847a971ad1b19c163e3a0d6307a8ed72Patrick Dubroy 124533945b21544bc98381df17726a3537c292d8c985Michael Jurka setIsDragOverlapping(false); 12466569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy } 12476569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy 12486569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy /** 1249aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Mark a child as having been dropped. 1250de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * At the beginning of the drag operation, the child may have been on another 1251ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * screen, but it is re-parented before this method is called. 125231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 125331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dropped 125431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 1255d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka void onDropChild(View child, boolean animate) { 1256d94533d04a5f8f5485f106d10af60169857ea899Romain Guy if (child != null) { 1257d94533d04a5f8f5485f106d10af60169857ea899Romain Guy LayoutParams lp = (LayoutParams) child.getLayoutParams(); 1258d94533d04a5f8f5485f106d10af60169857ea899Romain Guy lp.isDragging = false; 125984f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy lp.dropped = true; 1260d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka lp.animateDrop = animate; 1261e3887cc4ec3cebda2333298e56a35acb49ccdf13Patrick Dubroy child.setVisibility(animate ? View.INVISIBLE : View.VISIBLE); 1262d94533d04a5f8f5485f106d10af60169857ea899Romain Guy child.requestLayout(); 1263d94533d04a5f8f5485f106d10af60169857ea899Romain Guy } 126431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 126531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 126631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 126731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Start dragging the specified child 1268aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 126931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param child The child that is being dragged 127031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 127131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project void onDragChild(View child) { 127231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project LayoutParams lp = (LayoutParams) child.getLayoutParams(); 127331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project lp.isDragging = true; 1274de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy } 1275de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy 1276de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy /** 1277de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * A drag event has begun over this layout. 1278de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * It may have begun over this layout (in which case onDragChild is called first), 1279de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy * or it may have begun on another layout. 1280de7658b5e02ae10010e44fcf8d9c5814f54d9eb0Patrick Dubroy */ 1281a9abd0e0bdedb5cbbd12b84cb83037a735e79a20Winson Chung void onDragEnter() { 1282fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (!mDragging) { 1283fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy // Fade in the drag indicators 1284fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy if (mCrosshairsAnimator != null) { 1285fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy mCrosshairsAnimator.animateIn(); 1286fe6bd87881e47b9ff38f58bd083042ae0f6a39d7Patrick Dubroy } 12874be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato } 12884be866d3a1665aa2098cb5d38d535b1ad1aab6d6Joe Onorato mDragging = true; 128931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1290aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 129131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 129231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Computes a bounding rectangle for a range of cells 1293aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 129431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellX X coordinate of upper left corner expressed as a cell position 129531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellY Y coordinate of upper left corner expressed as a cell position 1296aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * @param cellHSpan Width in cells 129731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param cellVSpan Height in cells 12986569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy * @param resultRect Rect into which to put the results 129931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 13006569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy public void cellToRect(int cellX, int cellY, int cellHSpan, int cellVSpan, RectF resultRect) { 130131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellWidth = mCellWidth; 130231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int cellHeight = mCellHeight; 130331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int widthGap = mWidthGap; 130431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project final int heightGap = mHeightGap; 1305aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1306aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int hStartPadding = getLeftPadding(); 1307aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung final int vStartPadding = getTopPadding(); 1308aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 130931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int width = cellHSpan * cellWidth + ((cellHSpan - 1) * widthGap); 131031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int height = cellVSpan * cellHeight + ((cellVSpan - 1) * heightGap); 131131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 131231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x = hStartPadding + cellX * (cellWidth + widthGap); 131331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y = vStartPadding + cellY * (cellHeight + heightGap); 1314aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 13156569f2c80e179c2f8ed73dae6b01d971ec20f005Patrick Dubroy resultRect.set(x, y, x + width, y + height); 131631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1317aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 131831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1319aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * Computes the required horizontal and vertical cell spans to always 132031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * fit the given rectangle. 1321aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 132231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param width Width in pixels 132331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param height Height in pixels 13248f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy * @param result An array of length 2 in which to store the result (may be null). 132531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 13268f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy public int[] rectToCell(int width, int height, int[] result) { 13279987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka return rectToCell(getResources(), width, height, result); 13289987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka } 13299987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka 13309987a5c45e7d01a780d73b269bdce8d8a5309219Michael Jurka public static int[] rectToCell(Resources resources, int width, int height, int[] result) { 133131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always assume we're working with the smallest span to make sure we 133231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // reserve enough space in both orientations. 133379e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualWidth = resources.getDimensionPixelSize(R.dimen.workspace_cell_width); 133479e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato int actualHeight = resources.getDimensionPixelSize(R.dimen.workspace_cell_height); 133531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int smallerSize = Math.min(actualWidth, actualHeight); 133679e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 133731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Always round up to next largest cell 133831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX = (width + smallerSize) / smallerSize; 133931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY = (height + smallerSize) / smallerSize; 134079e56263dbcbe85dc434df372bc6e6730aa13477Joe Onorato 13418f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy if (result == null) { 13428f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return new int[] { spanX, spanY }; 13438f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy } 13448f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[0] = spanX; 13458f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy result[1] = spanY; 13468f86ddcb90063a56c25c9c782316574bc4e5dd93Patrick Dubroy return result; 134731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 134831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1349f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka public int[] cellSpansToSize(int hSpans, int vSpans) { 1350f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka int[] size = new int[2]; 1351f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[0] = hSpans * mCellWidth + (hSpans - 1) * mWidthGap; 1352f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka size[1] = vSpans * mCellHeight + (vSpans - 1) * mHeightGap; 1353f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka return size; 1354f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka } 1355f12c75cb48f87955600c56ccbe0aac84b0c11b28Michael Jurka 135631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 1357047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy * Calculate the grid spans needed to fit given item 1358047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy */ 1359047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy public void calculateSpans(ItemInfo info) { 1360047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minWidth; 1361047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy final int minHeight; 1362047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1363047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy if (info instanceof LauncherAppWidgetInfo) { 1364047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((LauncherAppWidgetInfo) info).minWidth; 1365047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((LauncherAppWidgetInfo) info).minHeight; 1366047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else if (info instanceof PendingAddWidgetInfo) { 1367047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minWidth = ((PendingAddWidgetInfo) info).minWidth; 1368047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy minHeight = ((PendingAddWidgetInfo) info).minHeight; 1369047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } else { 1370047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy // It's not a widget, so it must be 1x1 1371047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = info.spanY = 1; 1372047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy return; 1373047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1374047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy int[] spans = rectToCell(minWidth, minHeight, null); 1375047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanX = spans[0]; 1376047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy info.spanY = spans[1]; 1377047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy } 1378047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy 1379047379aa61b4719ab38ce595f23732e8f3b1b8e1Patrick Dubroy /** 138031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Find the first vacant cell, if there is one. 138131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * 138231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param vacant Holds the x and y coordinate of the vacant cell 138331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanX Horizontal cell span. 138431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @param spanY Vertical cell span. 1385aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung * 138631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * @return True if a vacant cell was found 138731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 138831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean getVacantCell(int[] vacant, int spanX, int spanY) { 138931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 13900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka return findVacantCell(vacant, spanX, spanY, mCountX, mCountY, mOccupied); 139131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 139231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 139331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static boolean findVacantCell(int[] vacant, int spanX, int spanY, 139431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int xCount, int yCount, boolean[][] occupied) { 139531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 139631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int x = 0; x < xCount; x++) { 139731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int y = 0; y < yCount; y++) { 139831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean available = !occupied[x][y]; 139931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Projectout: for (int i = x; i < x + spanX - 1 && x < xCount; i++) { 140031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project for (int j = y; j < y + spanY - 1 && y < yCount; j++) { 140131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project available = available && !occupied[i][j]; 140231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (!available) break out; 140331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 140431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 140531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 140631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project if (available) { 140731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[0] = x; 140831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project vacant[1] = y; 140931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return true; 141031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 141131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 141231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 141331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 141431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return false; 141531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 141631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14170280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void clearOccupiedCells() { 14180280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = 0; x < mCountX; x++) { 14190280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = 0; y < mCountY; y++) { 14200280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = false; 142131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 142231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 14230280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 142431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 14251b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 14261b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Given a view, determines how much that view can be expanded in all directions, in terms of 14271b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * whether or not there are other items occupying adjacent cells. Used by the 14281b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * AppWidgetResizeFrame to determine how the widget can be resized. 14291b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1430d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void getExpandabilityArrayForView(View view, int[] expandability) { 14311b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen final LayoutParams lp = (LayoutParams) view.getLayoutParams(); 1432d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen boolean flag; 1433d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 14341b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT] = 0; 1435d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX - 1; x >= 0; x--) { 1436d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1437d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1438d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1439d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1440d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 14411b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.LEFT]++; 1442d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1443d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 14441b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP] = 0; 1445d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY - 1; y >= 0; y--) { 1446d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1447d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1448d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1449d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1450d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 14511b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.TOP]++; 14521b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1453d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 14541b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT] = 0; 1455d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX + lp.cellHSpan; x < mCountX; x++) { 1456d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1457d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY; y < lp.cellY + lp.cellVSpan; y++) { 1458d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1459d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1460d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 14611b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.RIGHT]++; 14621b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1463d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 14641b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM] = 0; 1465d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int y = lp.cellY + lp.cellVSpan; y < mCountY; y++) { 1466d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen flag = false; 1467d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen for (int x = lp.cellX; x < lp.cellX + lp.cellHSpan; x++) { 1468d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (mOccupied[x][y]) flag = true; 1469d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1470d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (flag) break; 14711b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen expandability[AppWidgetResizeFrame.BOTTOM]++; 14721b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen } 1473d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1474d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 14750280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka public void onMove(View view, int newCellX, int newCellY) { 14760280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 14770280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsAsUnoccupiedForView(view); 14780280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(newCellX, newCellY, lp.cellHSpan, lp.cellVSpan, true); 14790280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 148031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1481d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsOccupiedForView(View view) { 14828c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 14830280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 14840280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, true); 14850280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14860280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 1487d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public void markCellsAsUnoccupiedForView(View view) { 14888c920dd3683d752aa4c43e964831ce53f9b72887Michael Jurka if (view == null || view.getParent() != mChildren) return; 14890280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka LayoutParams lp = (LayoutParams) view.getLayoutParams(); 14900280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka markCellsForView(lp.cellX, lp.cellY, lp.cellHSpan, lp.cellVSpan, false); 14910280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka } 14920280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka 14930280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka private void markCellsForView(int cellX, int cellY, int spanX, int spanY, boolean value) { 14940280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int x = cellX; x < cellX + spanX && x < mCountX; x++) { 14950280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka for (int y = cellY; y < cellY + spanY && y < mCountY; y++) { 14960280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka mOccupied[x][y] = value; 149731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 149831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 149931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 150031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 150131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 150231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public ViewGroup.LayoutParams generateLayoutParams(AttributeSet attrs) { 150331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(getContext(), attrs); 150431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 150531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 150631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 150731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected boolean checkLayoutParams(ViewGroup.LayoutParams p) { 150831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return p instanceof CellLayout.LayoutParams; 150931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 151031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 151131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 151231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project protected ViewGroup.LayoutParams generateLayoutParams(ViewGroup.LayoutParams p) { 151331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project return new CellLayout.LayoutParams(p); 151431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 151531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1516aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public static class CellLayoutAnimationController extends LayoutAnimationController { 1517aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public CellLayoutAnimationController(Animation animation, float delay) { 1518aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(animation, delay); 1519aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1520aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1521aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung @Override 1522aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung protected long getDelayForView(View view) { 1523aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return (int) (Math.random() * 150); 1524aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1525aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1526aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 152731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public static class LayoutParams extends ViewGroup.MarginLayoutParams { 152831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 152931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Horizontal location of the item in the grid. 153031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 153131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 153231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellX; 153331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 153431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 153531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Vertical location of the item in the grid. 153631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 153731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 153831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellY; 153931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 154031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 154131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned horizontally by the item. 154231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 154331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 154431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellHSpan; 154531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 154631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 154731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Number of cells spanned vertically by the item. 154831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 154931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 155031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public int cellVSpan; 1551aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 15521b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen /** 15531b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * Indicates whether the item will set its x, y, width and height parameters freely, 15541b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen * or whether these will be computed based on cellX, cellY, cellHSpan and cellVSpan. 15551b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen */ 1556d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen public boolean isLockedToGrid = true; 1557d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 155831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project /** 155931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project * Is this item currently being dragged 156031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project */ 156131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public boolean isDragging; 156231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 156331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // X coordinate of the view in the layout. 156431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 156531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int x; 156631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project // Y coordinate of the view in the layout. 156731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @ViewDebug.ExportedProperty 156831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int y; 156931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 1570ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1571ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old X coordinate of this item, relative to its current parent. 1572ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1573ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1574ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldX; 1575ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 1576ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy /** 1577ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * The old Y coordinate of this item, relative to its current parent. 1578ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy * Used to animate the item into its new position. 1579ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy */ 1580ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy int oldY; 1581ce34a9768b01115def95f000a6a8f35870f10d3aPatrick Dubroy 158284f296c106cb1c7b6d3ae6c6d5508a17f1324e29Romain Guy boolean dropped; 1583fcb9e7144e58614f5ae0e9b272fb7ce040848c67Romain Guy 1584d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka boolean animateDrop; 1585d3ef3065ab0941567c45e9aec98783138b623c68Michael Jurka 158631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(Context c, AttributeSet attrs) { 158731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(c, attrs); 158831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 158931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 159031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 159131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 159231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(ViewGroup.LayoutParams source) { 159331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project super(source); 159431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellHSpan = 1; 159531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project cellVSpan = 1; 159631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 1597aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 1598aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public LayoutParams(LayoutParams source) { 1599aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung super(source); 1600aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellX = source.cellX; 1601aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellY = source.cellY; 1602aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellHSpan = source.cellHSpan; 1603aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung this.cellVSpan = source.cellVSpan; 1604aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 1605aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung 160631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public LayoutParams(int cellX, int cellY, int cellHSpan, int cellVSpan) { 16078f19cdd62f6e2be05e3890916eabd11317ae1bc2Romain Guy super(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 160831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellX = cellX; 160931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellY = cellY; 161031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellHSpan = cellHSpan; 161131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project this.cellVSpan = cellVSpan; 161231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 161331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 161431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public void setup(int cellWidth, int cellHeight, int widthGap, int heightGap, 161531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int hStartPadding, int vStartPadding) { 1616d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen if (isLockedToGrid) { 1617d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellHSpan = cellHSpan; 1618d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellVSpan = cellVSpan; 1619d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellX = cellX; 1620d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen final int myCellY = cellY; 16211b607ed454ed22c2fd855cb3e428376520fb2388Adam Cohen 1622d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen width = myCellHSpan * cellWidth + ((myCellHSpan - 1) * widthGap) - 1623d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen leftMargin - rightMargin; 1624d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen height = myCellVSpan * cellHeight + ((myCellVSpan - 1) * heightGap) - 1625d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen topMargin - bottomMargin; 1626d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen x = hStartPadding + myCellX * (cellWidth + widthGap) + leftMargin; 1627d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen y = vStartPadding + myCellY * (cellHeight + heightGap) + topMargin; 1628d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1629d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen } 1630d4844c3e731b00547a31f23a00f8bd4a271e2b62Adam Cohen 1631aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung public String toString() { 1632aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "(" + this.cellX + ", " + this.cellY + ")"; 1633aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung } 163431dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 163531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 16360280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // This class stores info for two purposes: 16370280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 1. When dragging items (mDragInfo in Workspace), we store the View, its cellX & cellY, 16380280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // its spanX, spanY, and the screen it is on 16390280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // 2. When long clicking on an empty cell in a CellLayout, we save information about the 16400280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // cellX and cellY coordinates and which page was clicked. We then set this as a tag on 16410280c3be4d9f8fc6fdf015b7ecd276eb26f76f2dMichael Jurka // the CellLayout that was long clicked 164231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project static final class CellInfo implements ContextMenu.ContextMenuInfo { 164331dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project View cell; 1644a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellX = -1; 1645a63c452f5bd491ba9b28c332ccedc6c6c7e2f3ccMichael Jurka int cellY = -1; 164631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanX; 164731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int spanY; 164831dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project int screen; 164931dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project boolean valid; 165031dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project 165131dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project @Override 165231dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project public String toString() { 1653aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung return "Cell[view=" + (cell == null ? "null" : cell.getClass()) 1654aafa03cbb925c74be1c13f8bb99d928be429e62fWinson Chung + ", x=" + cellX + ", y=" + cellY + "]"; 165531dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 165631dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project } 165731dd503c6aa69018e694d91724d46db49ea09327The Android Open Source Project} 1658