19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.widget; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 19911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viveretteimport android.annotation.Nullable; 200f8555b72861b7b9a233ab65b14055c98b145c91Bjorn Bringertimport android.content.ContentResolver; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 22911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viveretteimport android.content.res.ColorStateList; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.res.Resources; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.res.TypedArray; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Bitmap; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Canvas; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.ColorFilter; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Matrix; 29e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viveretteimport android.graphics.PixelFormat; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.PorterDuff; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.PorterDuffColorFilter; 32e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viveretteimport android.graphics.Rect; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.RectF; 3431049d76c55b18a6d9993f0d9687598740b16014Adam Powellimport android.graphics.Xfermode; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.BitmapDrawable; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.Drawable; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.net.Uri; 387da4b73a236b7c72d1337696949df7a00776dd06Adam Powellimport android.os.Build; 396179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganovimport android.text.TextUtils; 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.AttributeSet; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 422b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkeyimport android.view.RemotableViewMethod; 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 44fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onoratoimport android.view.ViewDebug; 456179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganovimport android.view.accessibility.AccessibilityEvent; 468a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganovimport android.view.accessibility.AccessibilityNodeInfo; 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.RemoteViews.RemoteView; 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 49911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viveretteimport com.android.internal.R; 50911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 513614394c85da011c2899f2a8877573186707e7e4Romain Guyimport java.io.IOException; 523614394c85da011c2899f2a8877573186707e7e4Romain Guyimport java.io.InputStream; 533614394c85da011c2899f2a8877573186707e7e4Romain Guy 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Displays an arbitrary image, such as an icon. The ImageView class 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can load images from various sources (such as resources or content 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * providers), takes care of computing its measurement from the image so that 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it can be used in any layout manager, and provides various display options 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * such as scaling and tinting. 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_adjustViewBounds 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_src 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxWidth 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxHeight 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_tint 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_scaleType 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_cropToPadding 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project@RemoteView 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class ImageView extends View { 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // settable by the client 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Uri mUri; 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mResource = 0; 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Matrix mMatrix; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ScaleType mScaleType; 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mHaveFrame = false; 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mAdjustViewBounds = false; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mMaxWidth = Integer.MAX_VALUE; 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mMaxHeight = Integer.MAX_VALUE; 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // these are applied to the drawable 82911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette private ColorFilter mColorFilter = null; 83911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette private boolean mHasColorFilter = false; 8431049d76c55b18a6d9993f0d9687598740b16014Adam Powell private Xfermode mXfermode; 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mAlpha = 255; 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mViewAlphaScale = 256; 872b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey private boolean mColorMod = false; 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Drawable mDrawable = null; 90b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette private ColorStateList mDrawableTintList = null; 91b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette private PorterDuff.Mode mDrawableTintMode = null; 92911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette private boolean mHasDrawableTint = false; 93b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette private boolean mHasDrawableTintMode = false; 94911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mState = null; 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mMergeState = false; 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mLevel = 0; 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mDrawableWidth; 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mDrawableHeight; 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Matrix mDrawMatrix = null; 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Avoid allocations... 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private RectF mTempSrc = new RectF(); 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private RectF mTempDst = new RectF(); 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mCropToPadding; 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 108fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato private int mBaseline = -1; 109fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato private boolean mBaselineAlignBottom = false; 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1117da4b73a236b7c72d1337696949df7a00776dd06Adam Powell // AdjustViewBounds behavior will be in compatibility mode for older apps. 1127da4b73a236b7c72d1337696949df7a00776dd06Adam Powell private boolean mAdjustViewBoundsCompat = false; 1137da4b73a236b7c72d1337696949df7a00776dd06Adam Powell 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final ScaleType[] sScaleTypeArray = { 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.MATRIX, 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_XY, 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_START, 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_CENTER, 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_END, 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.CENTER, 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.CENTER_CROP, 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.CENTER_INSIDE 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageView(Context context) { 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context); 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initImageView(); 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1294213804541a8b05cd0587b138a2fd9a3b7fd9350Svetoslav Ganov 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageView(Context context, AttributeSet attrs) { 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(context, attrs, 0); 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1334213804541a8b05cd0587b138a2fd9a3b7fd9350Svetoslav Ganov 134617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette public ImageView(Context context, AttributeSet attrs, int defStyleAttr) { 135617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette this(context, attrs, defStyleAttr, 0); 136617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette } 137617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette 138617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette public ImageView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { 139617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette super(context, attrs, defStyleAttr, defStyleRes); 140617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initImageView(); 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 143617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette final TypedArray a = context.obtainStyledAttributes( 144617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette attrs, com.android.internal.R.styleable.ImageView, defStyleAttr, defStyleRes); 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = a.getDrawable(com.android.internal.R.styleable.ImageView_src); 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setImageDrawable(d); 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 151fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaselineAlignBottom = a.getBoolean( 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_baselineAlignBottom, false); 153fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 154fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaseline = a.getDimensionPixelSize( 155fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato com.android.internal.R.styleable.ImageView_baseline, -1); 156fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setAdjustViewBounds( 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project a.getBoolean(com.android.internal.R.styleable.ImageView_adjustViewBounds, 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false)); 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setMaxWidth(a.getDimensionPixelSize( 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_maxWidth, Integer.MAX_VALUE)); 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setMaxHeight(a.getDimensionPixelSize( 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_maxHeight, Integer.MAX_VALUE)); 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 167911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette final int index = a.getInt(com.android.internal.R.styleable.ImageView_scaleType, -1); 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (index >= 0) { 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setScaleType(sScaleTypeArray[index]); 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 172911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette if (a.hasValue(R.styleable.ImageView_tint)) { 173b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette mDrawableTintList = a.getColorStateList(R.styleable.ImageView_tint); 174911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette mHasDrawableTint = true; 175911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 17638f93bcb2155d9af821261f4eff5c2d7ba9234e5Alan Viverette // Prior to L, this attribute would always set a color filter with 17738f93bcb2155d9af821261f4eff5c2d7ba9234e5Alan Viverette // blending mode SRC_ATOP. Preserve that default behavior. 17838f93bcb2155d9af821261f4eff5c2d7ba9234e5Alan Viverette mDrawableTintMode = PorterDuff.Mode.SRC_ATOP; 17938f93bcb2155d9af821261f4eff5c2d7ba9234e5Alan Viverette mHasDrawableTintMode = true; 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 181911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 182b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette if (a.hasValue(R.styleable.ImageView_tintMode)) { 183b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette mDrawableTintMode = Drawable.parseTintMode(a.getInt( 184b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette R.styleable.ImageView_tintMode, -1), mDrawableTintMode); 185b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette mHasDrawableTintMode = true; 186b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette } 187b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette 188b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette applyImageTint(); 189b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette 190911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette final int alpha = a.getInt(com.android.internal.R.styleable.ImageView_drawableAlpha, 255); 191ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase if (alpha != 255) { 192ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase setAlpha(alpha); 193ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase } 194ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCropToPadding = a.getBoolean( 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_cropToPadding, false); 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project a.recycle(); 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //need inflate syntax/reader for matrix 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void initImageView() { 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMatrix = new Matrix(); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScaleType = ScaleType.FIT_CENTER; 2067da4b73a236b7c72d1337696949df7a00776dd06Adam Powell mAdjustViewBoundsCompat = mContext.getApplicationInfo().targetSdkVersion <= 2077da4b73a236b7c72d1337696949df7a00776dd06Adam Powell Build.VERSION_CODES.JELLY_BEAN_MR1; 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean verifyDrawable(Drawable dr) { 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawable == dr || super.verifyDrawable(dr); 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 216e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn public void jumpDrawablesToCurrentState() { 217e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn super.jumpDrawablesToCurrentState(); 218e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn if (mDrawable != null) mDrawable.jumpToCurrentState(); 219e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn } 220e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn 221e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn @Override 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void invalidateDrawable(Drawable dr) { 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dr == mDrawable) { 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* we invalidate the whole view in this case because it's very 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * hard to know where the drawable actually is. This is made 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * complicated because of the offsets and transformations that 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can be applied. In theory we could get the drawable's bounds 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and run them through the transformation and offsets, but this 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is probably not worth the effort. 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.invalidateDrawable(dr); 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 236fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 238db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase public boolean hasOverlappingRendering() { 2390931a8516af8284981bb9d584e57cbc3925db4bcMichael Jurka return (getBackground() != null && getBackground().getCurrent() != null); 240db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase } 241db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase 242db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase @Override 2436179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov public void onPopulateAccessibilityEvent(AccessibilityEvent event) { 244031d9c1389de2b9dac7f175af0b962e24b21d5beSvetoslav Ganov super.onPopulateAccessibilityEvent(event); 2456179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov CharSequence contentDescription = getContentDescription(); 2466179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov if (!TextUtils.isEmpty(contentDescription)) { 2476179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov event.getText().add(contentDescription); 2486179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov } 2496179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov } 2506179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 252aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * True when ImageView is adjusting its bounds 253aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * to preserve the aspect ratio of its drawable 254aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 255aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return whether to adjust the bounds of this view 256aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * to presrve the original aspect ratio of the drawable 257aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 258aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setAdjustViewBounds(boolean) 259aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 260aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_adjustViewBounds 261aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 262aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public boolean getAdjustViewBounds() { 263aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mAdjustViewBounds; 264aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 265aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 266aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set this to true if you want the ImageView to adjust its bounds 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to preserve the aspect ratio of its drawable. 2692c8cc972c3b03b76a80db517dde1e68895bbdd66Adam Powell * 2702c8cc972c3b03b76a80db517dde1e68895bbdd66Adam Powell * <p><strong>Note:</strong> If the application targets API level 17 or lower, 2712c8cc972c3b03b76a80db517dde1e68895bbdd66Adam Powell * adjustViewBounds will allow the drawable to shrink the view bounds, but not grow 2722c8cc972c3b03b76a80db517dde1e68895bbdd66Adam Powell * to fill available measured space in all cases. This is for compatibility with 2732c8cc972c3b03b76a80db517dde1e68895bbdd66Adam Powell * legacy {@link android.view.View.MeasureSpec MeasureSpec} and 2742c8cc972c3b03b76a80db517dde1e68895bbdd66Adam Powell * {@link android.widget.RelativeLayout RelativeLayout} behavior.</p> 2752c8cc972c3b03b76a80db517dde1e68895bbdd66Adam Powell * 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param adjustViewBounds Whether to adjust the bounds of this view 2772c8cc972c3b03b76a80db517dde1e68895bbdd66Adam Powell * to preserve the original aspect ratio of the drawable. 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 279aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getAdjustViewBounds() 280aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_adjustViewBounds 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setAdjustViewBounds(boolean adjustViewBounds) { 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAdjustViewBounds = adjustViewBounds; 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (adjustViewBounds) { 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setScaleType(ScaleType.FIT_CENTER); 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 290aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 291aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 292aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * The maximum width of this view. 293aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 294aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return The maximum width of this view 295aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 296aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setMaxWidth(int) 297aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 298aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_maxWidth 299aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 300aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public int getMaxWidth() { 301aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mMaxWidth; 302aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 303aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An optional argument to supply a maximum width for this view. Only valid if 3069fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setAdjustViewBounds(boolean)} has been set to true. To set an image to be a maximum 3079fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * of 100 x 100 while preserving the original aspect ratio, do the following: 1) set 3089fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * adjustViewBounds to true 2) set maxWidth and maxHeight to 100 3) set the height and width 3099fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * layout params to WRAP_CONTENT. 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that this view could be still smaller than 100 x 100 using this approach if the original 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * image is small. To set an image to a fixed size, specify that size in the layout params and 3149fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * then use {@link #setScaleType(android.widget.ImageView.ScaleType)} to determine how to fit 3159fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * the image within the bounds. 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param maxWidth maximum width for this view 319aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 320aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getMaxWidth() 321aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxWidth 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setMaxWidth(int maxWidth) { 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMaxWidth = maxWidth; 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 328aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 329aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 330aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * The maximum height of this view. 331aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 332aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return The maximum height of this view 333aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 334aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setMaxHeight(int) 335aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 336aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_maxHeight 337aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 338aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public int getMaxHeight() { 339aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mMaxHeight; 340aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 341aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An optional argument to supply a maximum height for this view. Only valid if 3449fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setAdjustViewBounds(boolean)} has been set to true. To set an image to be a 3459fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * maximum of 100 x 100 while preserving the original aspect ratio, do the following: 1) set 3469fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * adjustViewBounds to true 2) set maxWidth and maxHeight to 100 3) set the height and width 3479fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * layout params to WRAP_CONTENT. 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that this view could be still smaller than 100 x 100 using this approach if the original 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * image is small. To set an image to a fixed size, specify that size in the layout params and 3529fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * then use {@link #setScaleType(android.widget.ImageView.ScaleType)} to determine how to fit 3539fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * the image within the bounds. 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param maxHeight maximum height for this view 357aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 358aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getMaxHeight() 359aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxHeight 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setMaxHeight(int maxHeight) { 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMaxHeight = maxHeight; 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Return the view's drawable, or null if no drawable has been 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assigned. 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Drawable getDrawable() { 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawable; 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a drawable as the content of this ImageView. 376c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 377c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * <p class="note">This does Bitmap reading and decoding on the UI 378c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * thread, which can cause a latency hiccup. If that's a concern, 3799fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * consider using {@link #setImageDrawable(android.graphics.drawable.Drawable)} or 3809fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setImageBitmap(android.graphics.Bitmap)} and 381c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * {@link android.graphics.BitmapFactory} instead.</p> 382c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 383430742f09063574271e6c4091de13b9b9e762514Chet Haase * @param resId the resource identifier of the drawable 384c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_src 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageResource(int resId) { 389d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette // The resource configuration may have changed, so we should always 390d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette // try to load the resource even if the resId hasn't changed. 391d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette final int oldWidth = mDrawableWidth; 392d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette final int oldHeight = mDrawableHeight; 3934803bc1ab732323f907260e3eb89e4498bc75739Alan Viverette 394d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette updateDrawable(null); 395d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette mResource = resId; 396d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette mUri = null; 397f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 398d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette resolveUri(); 399f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 400d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette if (oldWidth != mDrawableWidth || oldHeight != mDrawableHeight) { 401d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette requestLayout(); 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 403d739d7bd8aa4dc9f12968f21a8faa3544215092bAlan Viverette invalidate(); 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the content of this ImageView to the specified Uri. 408c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 409c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * <p class="note">This does Bitmap reading and decoding on the UI 410c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * thread, which can cause a latency hiccup. If that's a concern, 4119fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * consider using {@link #setImageDrawable(android.graphics.drawable.Drawable)} or 4129fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setImageBitmap(android.graphics.Bitmap)} and 413c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * {@link android.graphics.BitmapFactory} instead.</p> 414c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param uri The Uri of an image 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageURI(Uri uri) { 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mResource != 0 || 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (mUri != uri && 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (uri == null || mUri == null || !uri.equals(mUri)))) { 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateDrawable(null); 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResource = 0; 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = uri; 425f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 426f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldWidth = mDrawableWidth; 427f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldHeight = mDrawableHeight; 428f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resolveUri(); 430f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 431f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell if (oldWidth != mDrawableWidth || oldHeight != mDrawableHeight) { 432f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell requestLayout(); 433f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell } 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a drawable as the content of this ImageView. 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param drawable The drawable to set 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageDrawable(Drawable drawable) { 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != drawable) { 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResource = 0; 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 4479e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 448f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldWidth = mDrawableWidth; 449f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldHeight = mDrawableHeight; 4502a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell 4519e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy updateDrawable(drawable); 4522a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell 4539e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy if (oldWidth != mDrawableWidth || oldHeight != mDrawableHeight) { 4542a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell requestLayout(); 4552a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell } 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4614f64c048505a432e549ccb756634ecebf28f9e80Alan Viverette * Applies a tint to the image drawable. Does not modify the current tint 462b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette * mode, which is {@link PorterDuff.Mode#SRC_IN} by default. 463911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * <p> 464911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * Subsequent calls to {@link #setImageDrawable(Drawable)} will automatically 465911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * mutate the drawable and apply the specified tint and tint mode using 466a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette * {@link Drawable#setTintList(ColorStateList)}. 467911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * 468911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * @param tint the tint to apply, may be {@code null} to clear tint 469911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * 470911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * @attr ref android.R.styleable#ImageView_tint 471a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette * @see #getImageTintList() 472a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette * @see Drawable#setTintList(ColorStateList) 473911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette */ 474a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette public void setImageTintList(@Nullable ColorStateList tint) { 475b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette mDrawableTintList = tint; 476911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette mHasDrawableTint = true; 477911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 478a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette applyImageTint(); 479911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette } 480911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 481911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette /** 482911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * @return the tint applied to the image drawable 483911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * @attr ref android.R.styleable#ImageView_tint 484a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette * @see #setImageTintList(ColorStateList) 485911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette */ 486911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette @Nullable 487a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette public ColorStateList getImageTintList() { 488b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette return mDrawableTintList; 489911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette } 490911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 491911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette /** 492911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * Specifies the blending mode used to apply the tint specified by 493a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette * {@link #setImageTintList(ColorStateList)}} to the image drawable. The default 494b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette * mode is {@link PorterDuff.Mode#SRC_IN}. 495911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * 496911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * @param tintMode the blending mode used to apply the tint, may be 497911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * {@code null} to clear tint 498911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * @attr ref android.R.styleable#ImageView_tintMode 499a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette * @see #getImageTintMode() 500a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette * @see Drawable#setTintMode(PorterDuff.Mode) 501911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette */ 502a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette public void setImageTintMode(@Nullable PorterDuff.Mode tintMode) { 5034f64c048505a432e549ccb756634ecebf28f9e80Alan Viverette mDrawableTintMode = tintMode; 504b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette mHasDrawableTintMode = true; 5054f64c048505a432e549ccb756634ecebf28f9e80Alan Viverette 506a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette applyImageTint(); 507911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette } 508911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 509911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette /** 510911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * @return the blending mode used to apply the tint to the image drawable 511911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette * @attr ref android.R.styleable#ImageView_tintMode 512a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette * @see #setImageTintMode(PorterDuff.Mode) 513911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette */ 514911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette @Nullable 515a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette public PorterDuff.Mode getImageTintMode() { 516911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette return mDrawableTintMode; 517911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette } 518911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 519a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette private void applyImageTint() { 520b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette if (mDrawable != null && (mHasDrawableTint || mHasDrawableTintMode)) { 521911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette mDrawable = mDrawable.mutate(); 522b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette 523b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette if (mHasDrawableTint) { 524b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette mDrawable.setTintList(mDrawableTintList); 525b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette } 526b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette 527b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette if (mHasDrawableTintMode) { 528b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette mDrawable.setTintMode(mDrawableTintMode); 529b56f5d2ab18f881eb075b698e9ce1b4a4a09ff64Alan Viverette } 530d5133792391443521dc15f7da7de5d280e6703ddAlan Viverette 531d5133792391443521dc15f7da7de5d280e6703ddAlan Viverette // The drawable (or one of its children) may not have been 532d5133792391443521dc15f7da7de5d280e6703ddAlan Viverette // stateful before applying the tint, so let's try again. 533d5133792391443521dc15f7da7de5d280e6703ddAlan Viverette if (mDrawable.isStateful()) { 534d5133792391443521dc15f7da7de5d280e6703ddAlan Viverette mDrawable.setState(getDrawableState()); 535d5133792391443521dc15f7da7de5d280e6703ddAlan Viverette } 536911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette } 537911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette } 538911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 539911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette /** 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a Bitmap as the content of this ImageView. 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param bm The bitmap to set 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageBitmap(Bitmap bm) { 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // if this is used frequently, may handle bitmaps explicitly 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // to reduce the intermediate drawable object 54811ea33471e1a14a8594f0b2cd012d86340dd3bd8Dianne Hackborn setImageDrawable(new BitmapDrawable(mContext.getResources(), bm)); 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageState(int[] state, boolean merge) { 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mState = state; 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMergeState = merge; 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project refreshDrawableState(); 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFromDrawable(); 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setSelected(boolean selected) { 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.setSelected(selected); 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFromDrawable(); 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5664df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project /** 5674df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * Sets the image level, when it is constructed from a 5684df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * {@link android.graphics.drawable.LevelListDrawable}. 5694df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * 5704df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * @param level The new level for the image. 5714df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project */ 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageLevel(int level) { 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLevel = level; 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setLevel(level); 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFromDrawable(); 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Options for scaling the bounds of an image to the bounds of this view. 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public enum ScaleType { 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale using the image matrix when drawing. The image matrix can be set using 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link ImageView#setImageMatrix(Matrix)}. From XML, use this syntax: 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>android:scaleType="matrix"</code>. 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project MATRIX (0), 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#FILL}. 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="fitXY"</code>. 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_XY (1), 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#START}. 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="fitStart"</code>. 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_START (2), 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#CENTER}. 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>android:scaleType="fitCenter"</code>. 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_CENTER (3), 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#END}. 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="fitEnd"</code>. 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_END (4), 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Center the image in the view, but perform no scaling. 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="center"</code>. 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CENTER (5), 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image uniformly (maintain the image's aspect ratio) so 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that both dimensions (width and height) of the image will be equal 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to or larger than the corresponding dimension of the view 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (minus padding). The image is then centered in the view. 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="centerCrop"</code>. 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CENTER_CROP (6), 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image uniformly (maintain the image's aspect ratio) so 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that both dimensions (width and height) of the image will be equal 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to or less than the corresponding dimension of the view 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (minus padding). The image is then centered in the view. 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="centerInside"</code>. 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CENTER_INSIDE (7); 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType(int ni) { 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project nativeInt = ni; 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int nativeInt; 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Controls how the image should be resized or moved to match the size 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of this ImageView. 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param scaleType The desired scaling mode. 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_scaleType 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setScaleType(ScaleType scaleType) { 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (scaleType == null) { 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new NullPointerException(); 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mScaleType != scaleType) { 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScaleType = scaleType; 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setWillNotCacheDrawing(mScaleType == ScaleType.CENTER); 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the current scale type in use by this ImageView. 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see ImageView.ScaleType 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_scaleType 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ScaleType getScaleType() { 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mScaleType; 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Return the view's optional matrix. This is applied to the 6750196e561f280e6cc361442036da277a630e68558John Spurlock view's drawable when it is drawn. If there is no matrix, 6765370405db2a4413e8fd3e57d2e6664a65bbd514bRomain Guy this method will return an identity matrix. 6775370405db2a4413e8fd3e57d2e6664a65bbd514bRomain Guy Do not change this matrix in place but make a copy. 6785370405db2a4413e8fd3e57d2e6664a65bbd514bRomain Guy If you want a different matrix applied to the drawable, 6795370405db2a4413e8fd3e57d2e6664a65bbd514bRomain Guy be sure to call setImageMatrix(). 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Matrix getImageMatrix() { 6821ee60179bbc06823e1e0f6557ea6afdad0c3db4dDake Gu if (mDrawMatrix == null) { 6835370405db2a4413e8fd3e57d2e6664a65bbd514bRomain Guy return new Matrix(Matrix.IDENTITY_MATRIX); 6841ee60179bbc06823e1e0f6557ea6afdad0c3db4dDake Gu } 6851ee60179bbc06823e1e0f6557ea6afdad0c3db4dDake Gu return mDrawMatrix; 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageMatrix(Matrix matrix) { 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // collaps null and identity to just null 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (matrix != null && matrix.isIdentity()) { 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project matrix = null; 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // don't invalidate unless we're actually changing our matrix 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (matrix == null && !mMatrix.isIdentity() || 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project matrix != null && !mMatrix.equals(matrix)) { 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMatrix.set(matrix); 698f88872655e85570f3b9bfebe78647ed36916b3f4Chih-Chung Chang configureBounds(); 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 702aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 703aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 704aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Return whether this ImageView crops to padding. 705aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 706aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return whether this ImageView crops to padding 707aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 708aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setCropToPadding(boolean) 709aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 710aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_cropToPadding 711aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 712aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public boolean getCropToPadding() { 713aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mCropToPadding; 714aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 715aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 716aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 717aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Sets whether this ImageView will crop to padding. 718aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 719aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @param cropToPadding whether this ImageView will crop to padding 720aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 721aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getCropToPadding() 722aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 723aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_cropToPadding 724aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 725aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public void setCropToPadding(boolean cropToPadding) { 726aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne if (mCropToPadding != cropToPadding) { 727aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne mCropToPadding = cropToPadding; 728aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne requestLayout(); 729aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne invalidate(); 730aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 731aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 732aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void resolveUri() { 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Resources rsrc = getResources(); 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (rsrc == null) { 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = null; 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mResource != 0) { 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7478eea3ea5591e59f55cbb4f6b2b7e9363a285ced3Alan Viverette d = mContext.getDrawable(mResource); 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception e) { 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w("ImageView", "Unable to find resource: " + mResource, e); 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Don't try again. 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (mUri != null) { 7540f8555b72861b7b9a233ab65b14055c98b145c91Bjorn Bringert String scheme = mUri.getScheme(); 7559d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert if (ContentResolver.SCHEME_ANDROID_RESOURCE.equals(scheme)) { 7569d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert try { 7579d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert // Load drawable through Resources, to get the source density information 7589d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert ContentResolver.OpenResourceIdResult r = 7599d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert mContext.getContentResolver().getResourceId(mUri); 7608eea3ea5591e59f55cbb4f6b2b7e9363a285ced3Alan Viverette d = r.r.getDrawable(r.id, mContext.getTheme()); 7619d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert } catch (Exception e) { 7629d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert Log.w("ImageView", "Unable to open content: " + mUri, e); 7639d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert } 7649d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert } else if (ContentResolver.SCHEME_CONTENT.equals(scheme) 7650f8555b72861b7b9a233ab65b14055c98b145c91Bjorn Bringert || ContentResolver.SCHEME_FILE.equals(scheme)) { 7663614394c85da011c2899f2a8877573186707e7e4Romain Guy InputStream stream = null; 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7683614394c85da011c2899f2a8877573186707e7e4Romain Guy stream = mContext.getContentResolver().openInputStream(mUri); 7696dbe51b50e82057af4d29882889444d22ac19c9cAlan Viverette d = Drawable.createFromStream(stream, null); 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception e) { 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w("ImageView", "Unable to open content: " + mUri, e); 7723614394c85da011c2899f2a8877573186707e7e4Romain Guy } finally { 7733614394c85da011c2899f2a8877573186707e7e4Romain Guy if (stream != null) { 7743614394c85da011c2899f2a8877573186707e7e4Romain Guy try { 7753614394c85da011c2899f2a8877573186707e7e4Romain Guy stream.close(); 7763614394c85da011c2899f2a8877573186707e7e4Romain Guy } catch (IOException e) { 7773614394c85da011c2899f2a8877573186707e7e4Romain Guy Log.w("ImageView", "Unable to close content: " + mUri, e); 7783614394c85da011c2899f2a8877573186707e7e4Romain Guy } 7793614394c85da011c2899f2a8877573186707e7e4Romain Guy } 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7813614394c85da011c2899f2a8877573186707e7e4Romain Guy } else { 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d = Drawable.createFromPath(mUri.toString()); 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d == null) { 7863614394c85da011c2899f2a8877573186707e7e4Romain Guy System.out.println("resolveUri failed on bad bitmap uri: " + mUri); 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Don't try again. 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateDrawable(d); 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int[] onCreateDrawableState(int extraSpace) { 7999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mState == null) { 8009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.onCreateDrawableState(extraSpace); 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (!mMergeState) { 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mState; 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 8049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mergeDrawableStates( 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onCreateDrawableState(extraSpace + mState.length), mState); 8069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void updateDrawable(Drawable d) { 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setCallback(null); 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project unscheduleDrawable(mDrawable); 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 814911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable = d; 816911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette 8179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setCallback(this); 819911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette d.setLayoutDirection(getLayoutDirection()); 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d.isStateful()) { 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setState(getDrawableState()); 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 823e2126baf72f007d079efcabd45c7a546db34361aJeff Brown d.setVisible(getVisibility() == VISIBLE, true); 824911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette d.setLevel(mLevel); 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableWidth = d.getIntrinsicWidth(); 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableHeight = d.getIntrinsicHeight(); 827a426445dfdab43886dd894f2ba8a1d55bfcbb278Alan Viverette applyImageTint(); 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 829d5133792391443521dc15f7da7de5d280e6703ddAlan Viverette 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project configureBounds(); 8319e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy } else { 8329e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy mDrawableWidth = mDrawableHeight = -1; 8339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void resizeFromDrawable() { 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = mDrawable; 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int w = d.getIntrinsicWidth(); 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w < 0) w = mDrawableWidth; 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int h = d.getIntrinsicHeight(); 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (h < 0) h = mDrawableHeight; 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w != mDrawableWidth || h != mDrawableHeight) { 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableWidth = w; 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableHeight = h; 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8513f5a90b2fbba2a83a8a2c5babd5d466a5e0ad2aaFabrice Di Meglio @Override 8523f5a90b2fbba2a83a8a2c5babd5d466a5e0ad2aaFabrice Di Meglio public void onRtlPropertiesChanged(int layoutDirection) { 8533f5a90b2fbba2a83a8a2c5babd5d466a5e0ad2aaFabrice Di Meglio super.onRtlPropertiesChanged(layoutDirection); 8543f5a90b2fbba2a83a8a2c5babd5d466a5e0ad2aaFabrice Di Meglio 8553f5a90b2fbba2a83a8a2c5babd5d466a5e0ad2aaFabrice Di Meglio if (mDrawable != null) { 8563f5a90b2fbba2a83a8a2c5babd5d466a5e0ad2aaFabrice Di Meglio mDrawable.setLayoutDirection(layoutDirection); 8573f5a90b2fbba2a83a8a2c5babd5d466a5e0ad2aaFabrice Di Meglio } 8583f5a90b2fbba2a83a8a2c5babd5d466a5e0ad2aaFabrice Di Meglio } 8593f5a90b2fbba2a83a8a2c5babd5d466a5e0ad2aaFabrice Di Meglio 8609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final Matrix.ScaleToFit[] sS2FArray = { 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.FILL, 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.START, 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.CENTER, 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.END 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static Matrix.ScaleToFit scaleTypeToScaleToFit(ScaleType st) { 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ScaleToFit enum to their corresponding Matrix.ScaleToFit values 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return sS2FArray[st.nativeInt - 1]; 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resolveUri(); 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int w; 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int h; 8779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Desired aspect ratio of the view's contents (not including padding) 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float desiredAspect = 0.0f; 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We are allowed to change the view's width 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean resizeWidth = false; 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We are allowed to change the view's height 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean resizeHeight = false; 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8872a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell final int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 8882a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell final int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 8892a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable == null) { 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // If no drawable, its intrinsic size is 0. 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableWidth = -1; 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableHeight = -1; 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w = h = 0; 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w = mDrawableWidth; 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project h = mDrawableHeight; 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w <= 0) w = 1; 8999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (h <= 0) h = 1; 9009e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 9019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We are supposed to adjust view bounds to match the aspect 9029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ratio of our drawable. See if that is possible. 9039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mAdjustViewBounds) { 9049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeWidth = widthSpecMode != MeasureSpec.EXACTLY; 9059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeHeight = heightSpecMode != MeasureSpec.EXACTLY; 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9079e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy desiredAspect = (float) w / (float) h; 9089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pleft = mPaddingLeft; 9129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pright = mPaddingRight; 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ptop = mPaddingTop; 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pbottom = mPaddingBottom; 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int widthSize; 9179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int heightSize; 9189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (resizeWidth || resizeHeight) { 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* If we get here, it means we want to resize to match the 9219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project drawables aspect ratio, and we have the freedom to change at 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project least one dimension. 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the max possible width given our constraints 9269e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy widthSize = resolveAdjustedSize(w + pleft + pright, mMaxWidth, widthMeasureSpec); 9279e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the max possible height given our constraints 9299e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy heightSize = resolveAdjustedSize(h + ptop + pbottom, mMaxHeight, heightMeasureSpec); 9309e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (desiredAspect != 0.0f) { 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // See what our actual aspect ratio is 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float actualAspect = (float)(widthSize - pleft - pright) / 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (heightSize - ptop - pbottom); 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Math.abs(actualAspect - desiredAspect) > 0.0000001) { 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean done = false; 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Try adjusting width to be proportional to height 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (resizeWidth) { 9429e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy int newWidth = (int)(desiredAspect * (heightSize - ptop - pbottom)) + 9439e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy pleft + pright; 944d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell 945d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell // Allow the width to outgrow its original estimate if height is fixed. 9467da4b73a236b7c72d1337696949df7a00776dd06Adam Powell if (!resizeHeight && !mAdjustViewBoundsCompat) { 947d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell widthSize = resolveAdjustedSize(newWidth, mMaxWidth, widthMeasureSpec); 948d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell } 949d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (newWidth <= widthSize) { 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project widthSize = newWidth; 9529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project done = true; 9539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Try adjusting height to be proportional to width 9579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!done && resizeHeight) { 9589e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy int newHeight = (int)((widthSize - pleft - pright) / desiredAspect) + 9599e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy ptop + pbottom; 960d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell 961d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell // Allow the height to outgrow its original estimate if width is fixed. 9627da4b73a236b7c72d1337696949df7a00776dd06Adam Powell if (!resizeWidth && !mAdjustViewBoundsCompat) { 963d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell heightSize = resolveAdjustedSize(newHeight, mMaxHeight, 964d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell heightMeasureSpec); 965d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell } 966d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (newHeight <= heightSize) { 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project heightSize = newHeight; 969189ee18d6c6483ad63cc864267328259e2e00b95Dianne Hackborn } 9709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* We are either don't want to preserve the drawables aspect ratio, 9759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project or we are not allowed to change view dimensions. Just measure in 9769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project the normal way. 9779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w += pleft + pright; 9799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project h += ptop + pbottom; 9809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w = Math.max(w, getSuggestedMinimumWidth()); 9829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project h = Math.max(h, getSuggestedMinimumHeight()); 9839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 984189ee18d6c6483ad63cc864267328259e2e00b95Dianne Hackborn widthSize = resolveSizeAndState(w, widthMeasureSpec, 0); 985189ee18d6c6483ad63cc864267328259e2e00b95Dianne Hackborn heightSize = resolveSizeAndState(h, heightMeasureSpec, 0); 9869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setMeasuredDimension(widthSize, heightSize); 9899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int resolveAdjustedSize(int desiredSize, int maxSize, 9929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int measureSpec) { 9939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int result = desiredSize; 9949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int specMode = MeasureSpec.getMode(measureSpec); 9959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int specSize = MeasureSpec.getSize(measureSpec); 9969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (specMode) { 9979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MeasureSpec.UNSPECIFIED: 9989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Parent says we can be as big as we want. Just don't be larger 9999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project than max size imposed on ourselves. 10009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = Math.min(desiredSize, maxSize); 10029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 10039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MeasureSpec.AT_MOST: 10049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Parent says we can be as big as we want, up to specSize. 10059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Don't be larger than specSize, and don't be larger than 10069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the max size imposed on ourselves. 10079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = Math.min(Math.min(desiredSize, specSize), maxSize); 10089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 10099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MeasureSpec.EXACTLY: 10109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // No choice. Do what we are told. 10119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = specSize; 10129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 10139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result; 10159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 10189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean setFrame(int l, int t, int r, int b) { 10199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean changed = super.setFrame(l, t, r, b); 10209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHaveFrame = true; 10219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project configureBounds(); 10229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return changed; 10239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void configureBounds() { 10269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable == null || !mHaveFrame) { 10279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 10289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int dwidth = mDrawableWidth; 10319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int dheight = mDrawableHeight; 10329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int vwidth = getWidth() - mPaddingLeft - mPaddingRight; 10349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int vheight = getHeight() - mPaddingTop - mPaddingBottom; 10359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean fits = (dwidth < 0 || vwidth == dwidth) && 10379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (dheight < 0 || vheight == dheight); 10389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dwidth <= 0 || dheight <= 0 || ScaleType.FIT_XY == mScaleType) { 10409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* If the drawable has no intrinsic size, or we're told to 10419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scaletofit, then we just fill our entire view. 10429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setBounds(0, 0, vwidth, vheight); 10449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = null; 10459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 10469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We need to do the scaling ourself, so have the drawable 10479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // use its native size. 10489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setBounds(0, 0, dwidth, dheight); 10499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ScaleType.MATRIX == mScaleType) { 10519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Use the specified matrix as-is. 10529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mMatrix.isIdentity()) { 10539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = null; 10549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 10559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 10569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (fits) { 10589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // The bitmap fits exactly, no transform needed. 10599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = null; 10609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (ScaleType.CENTER == mScaleType) { 10619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Center bitmap in view, no scaling. 10629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 1063b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy mDrawMatrix.setTranslate((int) ((vwidth - dwidth) * 0.5f + 0.5f), 1064b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy (int) ((vheight - dheight) * 0.5f + 0.5f)); 10659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (ScaleType.CENTER_CROP == mScaleType) { 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 10679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float scale; 10699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float dx = 0, dy = 0; 10709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dwidth * vheight > vwidth * dheight) { 10729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scale = (float) vheight / (float) dheight; 10739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dx = (vwidth - dwidth * scale) * 0.5f; 10749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 10759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scale = (float) vwidth / (float) dwidth; 10769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dy = (vheight - dheight * scale) * 0.5f; 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix.setScale(scale, scale); 1080b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy mDrawMatrix.postTranslate((int) (dx + 0.5f), (int) (dy + 0.5f)); 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (ScaleType.CENTER_INSIDE == mScaleType) { 10829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float scale; 10849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float dx; 10859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float dy; 10869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dwidth <= vwidth && dheight <= vheight) { 10889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scale = 1.0f; 10899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 10909e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy scale = Math.min((float) vwidth / (float) dwidth, 10919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (float) vheight / (float) dheight); 10929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1094b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy dx = (int) ((vwidth - dwidth * scale) * 0.5f + 0.5f); 1095b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy dy = (int) ((vheight - dheight * scale) * 0.5f + 0.5f); 10969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix.setScale(scale, scale); 10989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix.postTranslate(dx, dy); 10999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 11009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Generate the required transform. 11019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTempSrc.set(0, 0, dwidth, dheight); 11029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTempDst.set(0, 0, vwidth, vheight); 11039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 11059e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy mDrawMatrix.setRectToRect(mTempSrc, mTempDst, scaleTypeToScaleToFit(mScaleType)); 11069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 11119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void drawableStateChanged() { 11129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.drawableStateChanged(); 11139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = mDrawable; 11149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null && d.isStateful()) { 11159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setState(getDrawableState()); 11169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1119cebc6bab51d9c77db8f346c1390169eabac4f27dAlan Viverette @Override 11208de1494557cf1d00c1c3fce439138a28de7fbd61Alan Viverette public void drawableHotspotChanged(float x, float y) { 11218de1494557cf1d00c1c3fce439138a28de7fbd61Alan Viverette super.drawableHotspotChanged(x, y); 1122cebc6bab51d9c77db8f346c1390169eabac4f27dAlan Viverette 1123cebc6bab51d9c77db8f346c1390169eabac4f27dAlan Viverette if (mDrawable != null) { 1124cebc6bab51d9c77db8f346c1390169eabac4f27dAlan Viverette mDrawable.setHotspot(x, y); 1125cebc6bab51d9c77db8f346c1390169eabac4f27dAlan Viverette } 1126cebc6bab51d9c77db8f346c1390169eabac4f27dAlan Viverette } 1127cebc6bab51d9c77db8f346c1390169eabac4f27dAlan Viverette 1128990205eada00ad3e575761d19607bb03e12f9aa3George Mount /** @hide */ 1129990205eada00ad3e575761d19607bb03e12f9aa3George Mount public void animateTransform(Matrix matrix) { 1130f6c763d6a4c84a576ed0ec99b8c22f3550eb39baGeorge Mount if (mDrawable == null) { 1131f6c763d6a4c84a576ed0ec99b8c22f3550eb39baGeorge Mount return; 1132f6c763d6a4c84a576ed0ec99b8c22f3550eb39baGeorge Mount } 1133990205eada00ad3e575761d19607bb03e12f9aa3George Mount if (matrix == null) { 1134990205eada00ad3e575761d19607bb03e12f9aa3George Mount mDrawable.setBounds(0, 0, getWidth(), getHeight()); 1135990205eada00ad3e575761d19607bb03e12f9aa3George Mount } else { 1136990205eada00ad3e575761d19607bb03e12f9aa3George Mount mDrawable.setBounds(0, 0, mDrawableWidth, mDrawableHeight); 1137990205eada00ad3e575761d19607bb03e12f9aa3George Mount if (mDrawMatrix == null) { 1138990205eada00ad3e575761d19607bb03e12f9aa3George Mount mDrawMatrix = new Matrix(); 1139990205eada00ad3e575761d19607bb03e12f9aa3George Mount } 1140990205eada00ad3e575761d19607bb03e12f9aa3George Mount mDrawMatrix.set(matrix); 1141990205eada00ad3e575761d19607bb03e12f9aa3George Mount } 1142990205eada00ad3e575761d19607bb03e12f9aa3George Mount invalidate(); 1143990205eada00ad3e575761d19607bb03e12f9aa3George Mount } 1144990205eada00ad3e575761d19607bb03e12f9aa3George Mount 1145cebc6bab51d9c77db8f346c1390169eabac4f27dAlan Viverette @Override 11469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onDraw(Canvas canvas) { 11479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onDraw(canvas); 11489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable == null) { 11509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; // couldn't resolve the URI 11519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawableWidth == 0 || mDrawableHeight == 0) { 11549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; // nothing to draw (empty bounds) 11559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawMatrix == null && mPaddingTop == 0 && mPaddingLeft == 0) { 11589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.draw(canvas); 11599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 11609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int saveCount = canvas.getSaveCount(); 11619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.save(); 11629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCropToPadding) { 11649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int scrollX = mScrollX; 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int scrollY = mScrollY; 11669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.clipRect(scrollX + mPaddingLeft, scrollY + mPaddingTop, 11679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scrollX + mRight - mLeft - mPaddingRight, 11689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scrollY + mBottom - mTop - mPaddingBottom); 11699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.translate(mPaddingLeft, mPaddingTop); 11729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawMatrix != null) { 11749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.concat(mDrawMatrix); 11759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.draw(canvas); 11779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.restoreToCount(saveCount); 11789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1181fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1182fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * <p>Return the offset of the widget's text baseline from the widget's top 1183fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * boundary. </p> 1184fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1185fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @return the offset of the baseline within the widget's bounds or -1 1186fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * if baseline alignment is not supported. 1187fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 11889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1189fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato @ViewDebug.ExportedProperty(category = "layout") 11909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getBaseline() { 1191fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato if (mBaselineAlignBottom) { 1192fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato return getMeasuredHeight(); 1193fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } else { 1194fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato return mBaseline; 1195fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1196fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1197fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1198fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1199fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * <p>Set the offset of the widget's text baseline from the widget's top 12009fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * boundary. This value is overridden by the {@link #setBaselineAlignBottom(boolean)} 1201fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * property.</p> 1202fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1203fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @param baseline The baseline to use, or -1 if none is to be provided. 1204fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 12059fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * @see #setBaseline(int) 1206fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @attr ref android.R.styleable#ImageView_baseline 1207fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 1208fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato public void setBaseline(int baseline) { 1209fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato if (mBaseline != baseline) { 1210fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaseline = baseline; 1211fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato requestLayout(); 1212fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1213fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1214fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1215fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1216fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * Set whether to set the baseline of this view to the bottom of the view. 1217fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * Setting this value overrides any calls to setBaseline. 1218fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1219fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @param aligned If true, the image view will be baseline aligned with 1220fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * based on its bottom edge. 1221fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1222fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @attr ref android.R.styleable#ImageView_baselineAlignBottom 1223fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 1224fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato public void setBaselineAlignBottom(boolean aligned) { 1225fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato if (mBaselineAlignBottom != aligned) { 1226fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaselineAlignBottom = aligned; 1227fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato requestLayout(); 1228fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1229fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1230fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1231fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1232fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * Return whether this view's baseline will be considered the bottom of the view. 1233fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1234fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @see #setBaselineAlignBottom(boolean) 1235fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 1236fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato public boolean getBaselineAlignBottom() { 1237fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato return mBaselineAlignBottom; 12389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 123975986cf9bc57ef11ad70f36fb77fbbf5d63af6ecsvetoslavganov 12409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set a tinting option for the image. 12429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param color Color tint to apply. 12449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param mode How to apply the color. The standard mode is 12459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link PorterDuff.Mode#SRC_ATOP} 12469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_tint 12489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setColorFilter(int color, PorterDuff.Mode mode) { 12509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setColorFilter(new PorterDuffColorFilter(color, mode)); 12519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12532b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey /** 12542b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * Set a tinting option for the image. Assumes 12552b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * {@link PorterDuff.Mode#SRC_ATOP} blending mode. 12562b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * 12572b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * @param color Color tint to apply. 12582b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * @attr ref android.R.styleable#ImageView_tint 12592b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey */ 12602b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey @RemotableViewMethod 12612b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey public final void setColorFilter(int color) { 12622b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey setColorFilter(color, PorterDuff.Mode.SRC_ATOP); 12632b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey } 12642b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey 12659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void clearColorFilter() { 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setColorFilter(null); 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1268aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 1269aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 127031049d76c55b18a6d9993f0d9687598740b16014Adam Powell * @hide Candidate for future API inclusion 127131049d76c55b18a6d9993f0d9687598740b16014Adam Powell */ 127231049d76c55b18a6d9993f0d9687598740b16014Adam Powell public final void setXfermode(Xfermode mode) { 127331049d76c55b18a6d9993f0d9687598740b16014Adam Powell if (mXfermode != mode) { 127431049d76c55b18a6d9993f0d9687598740b16014Adam Powell mXfermode = mode; 127531049d76c55b18a6d9993f0d9687598740b16014Adam Powell mColorMod = true; 127631049d76c55b18a6d9993f0d9687598740b16014Adam Powell applyColorMod(); 127731049d76c55b18a6d9993f0d9687598740b16014Adam Powell invalidate(); 127831049d76c55b18a6d9993f0d9687598740b16014Adam Powell } 127931049d76c55b18a6d9993f0d9687598740b16014Adam Powell } 128031049d76c55b18a6d9993f0d9687598740b16014Adam Powell 128131049d76c55b18a6d9993f0d9687598740b16014Adam Powell /** 1282aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Returns the active color filter for this ImageView. 1283aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1284aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return the active color filter for this ImageView 1285aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1286aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setColorFilter(android.graphics.ColorFilter) 1287aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1288aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public ColorFilter getColorFilter() { 1289aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mColorFilter; 1290aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 1291aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 12929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Apply an arbitrary colorfilter to the image. 12949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cf the colorfilter to apply (may be null) 1296aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1297aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getColorFilter() 12989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setColorFilter(ColorFilter cf) { 13009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mColorFilter != cf) { 13019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mColorFilter = cf; 1302911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette mHasColorFilter = true; 13032b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey mColorMod = true; 13049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 13059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 13069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 130875986cf9bc57ef11ad70f36fb77fbbf5d63af6ecsvetoslavganov 1309aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1310aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Returns the alpha that will be applied to the drawable of this ImageView. 1311aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1312aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return the alpha that will be applied to the drawable of this ImageView 1313aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1314aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setImageAlpha(int) 1315aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1316aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public int getImageAlpha() { 1317aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mAlpha; 1318aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 1319aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 1320aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1321aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Sets the alpha value that should be applied to the image. 1322aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1323aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @param alpha the alpha value that should be applied to the image 1324aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1325aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getImageAlpha() 1326aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1327aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne @RemotableViewMethod 1328aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public void setImageAlpha(int alpha) { 1329aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne setAlpha(alpha); 1330aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 1331aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 1332aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1333aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Sets the alpha value that should be applied to the image. 1334aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1335aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @param alpha the alpha value that should be applied to the image 1336aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1337aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @deprecated use #setImageAlpha(int) instead 1338aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1339aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne @Deprecated 13402b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey @RemotableViewMethod 13419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setAlpha(int alpha) { 13429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project alpha &= 0xFF; // keep it legal 13439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mAlpha != alpha) { 13449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAlpha = alpha; 13452b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey mColorMod = true; 13469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 13479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 13489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void applyColorMod() { 13522b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey // Only mutate and apply when modifications have occurred. This should 13532b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey // not reset the mColorMod flag, since these filters need to be 13542b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey // re-applied if the Drawable is changed. 13552b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey if (mDrawable != null && mColorMod) { 13562b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey mDrawable = mDrawable.mutate(); 1357911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette if (mHasColorFilter) { 1358911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette mDrawable.setColorFilter(mColorFilter); 1359911743652b597057a1bd7ef8a921e9ff8dce0f4aAlan Viverette } 136031049d76c55b18a6d9993f0d9687598740b16014Adam Powell mDrawable.setXfermode(mXfermode); 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setAlpha(mAlpha * mViewAlphaScale >> 8); 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 136437419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell 1365e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette @Override 1366e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette public boolean isOpaque() { 1367e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette return super.isOpaque() || mDrawable != null && mXfermode == null 1368e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette && mDrawable.getOpacity() == PixelFormat.OPAQUE 1369e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette && mAlpha * mViewAlphaScale >> 8 == 255 1370e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette && isFilledByImage(); 1371e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette } 1372e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette 1373e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette private boolean isFilledByImage() { 1374e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette if (mDrawable == null) { 1375e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette return false; 1376e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette } 1377e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette 1378e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette final Rect bounds = mDrawable.getBounds(); 1379e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette final Matrix matrix = mDrawMatrix; 1380e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette if (matrix == null) { 1381e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette return bounds.left <= 0 && bounds.top <= 0 && bounds.right >= getWidth() 1382e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette && bounds.bottom >= getHeight(); 1383e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette } else if (matrix.rectStaysRect()) { 1384e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette final RectF boundsSrc = mTempSrc; 1385e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette final RectF boundsDst = mTempDst; 1386e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette boundsSrc.set(bounds); 1387e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette matrix.mapRect(boundsDst, boundsSrc); 1388e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette return boundsDst.left <= 0 && boundsDst.top <= 0 && boundsDst.right >= getWidth() 1389e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette && boundsDst.bottom >= getHeight(); 1390e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette } else { 1391e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette // If the matrix doesn't map to a rectangle, assume the worst. 1392e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette return false; 1393e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette } 1394e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette } 1395e10dd5389407481f49115b74a95cb4333cd1d63dAlan Viverette 1396b241b4c6ab8dc6174375b6f18f83e04f569b299fAdam Powell @RemotableViewMethod 139737419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell @Override 139837419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell public void setVisibility(int visibility) { 139937419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell super.setVisibility(visibility); 140037419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell if (mDrawable != null) { 140137419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell mDrawable.setVisible(visibility == VISIBLE, false); 140237419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 140337419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 140437419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell 140537419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell @Override 14066a939ae6fd7d130a3dc9b011877eac4e280c0546Adam Powell protected void onAttachedToWindow() { 140737419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell super.onAttachedToWindow(); 140837419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell if (mDrawable != null) { 140937419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell mDrawable.setVisible(getVisibility() == VISIBLE, false); 141037419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 141137419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 141237419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell 141337419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell @Override 14146a939ae6fd7d130a3dc9b011877eac4e280c0546Adam Powell protected void onDetachedFromWindow() { 141537419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell super.onDetachedFromWindow(); 141637419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell if (mDrawable != null) { 141737419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell mDrawable.setVisible(false, false); 141837419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 141937419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 14208a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov 14218a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov @Override 14228a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov public void onInitializeAccessibilityEvent(AccessibilityEvent event) { 14238a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov super.onInitializeAccessibilityEvent(event); 14248a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov event.setClassName(ImageView.class.getName()); 14258a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov } 14268a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov 14278a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov @Override 14288a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) { 14298a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov super.onInitializeAccessibilityNodeInfo(info); 14308a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov info.setClassName(ImageView.class.getName()); 14318a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov } 14329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1433