ImageView.java revision db8c9a6a4d9bf8c39f834b25611926caf21380f6
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 190f8555b72861b7b9a233ab65b14055c98b145c91Bjorn Bringertimport android.content.ContentResolver; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.res.Resources; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.res.TypedArray; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Bitmap; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Canvas; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.ColorFilter; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.Matrix; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.PorterDuff; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.PorterDuffColorFilter; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.RectF; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.BitmapDrawable; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.drawable.Drawable; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.net.Uri; 336179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganovimport android.text.TextUtils; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.AttributeSet; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 362b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkeyimport android.view.RemotableViewMethod; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.view.View; 38fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onoratoimport android.view.ViewDebug; 396179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganovimport android.view.accessibility.AccessibilityEvent; 408a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganovimport android.view.accessibility.AccessibilityNodeInfo; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.widget.RemoteViews.RemoteView; 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Displays an arbitrary image, such as an icon. The ImageView class 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can load images from various sources (such as resources or content 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * providers), takes care of computing its measurement from the image so that 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it can be used in any layout manager, and provides various display options 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * such as scaling and tinting. 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_adjustViewBounds 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_src 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxWidth 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxHeight 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_tint 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_scaleType 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_cropToPadding 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project@RemoteView 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class ImageView extends View { 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // settable by the client 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Uri mUri; 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mResource = 0; 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Matrix mMatrix; 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ScaleType mScaleType; 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mHaveFrame = false; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mAdjustViewBounds = false; 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mMaxWidth = Integer.MAX_VALUE; 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mMaxHeight = Integer.MAX_VALUE; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // these are applied to the drawable 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ColorFilter mColorFilter; 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mAlpha = 255; 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mViewAlphaScale = 256; 742b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey private boolean mColorMod = false; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Drawable mDrawable = null; 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mState = null; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mMergeState = false; 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mLevel = 0; 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mDrawableWidth; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mDrawableHeight; 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Matrix mDrawMatrix = null; 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Avoid allocations... 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private RectF mTempSrc = new RectF(); 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private RectF mTempDst = new RectF(); 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mCropToPadding; 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 90fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato private int mBaseline = -1; 91fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato private boolean mBaselineAlignBottom = false; 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final ScaleType[] sScaleTypeArray = { 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.MATRIX, 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_XY, 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_START, 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_CENTER, 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_END, 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.CENTER, 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.CENTER_CROP, 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.CENTER_INSIDE 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageView(Context context) { 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context); 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initImageView(); 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageView(Context context, AttributeSet attrs) { 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(context, attrs, 0); 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageView(Context context, AttributeSet attrs, int defStyle) { 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, attrs, defStyle); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initImageView(); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView, defStyle, 0); 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = a.getDrawable(com.android.internal.R.styleable.ImageView_src); 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setImageDrawable(d); 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 125fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaselineAlignBottom = a.getBoolean( 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_baselineAlignBottom, false); 127fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 128fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaseline = a.getDimensionPixelSize( 129fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato com.android.internal.R.styleable.ImageView_baseline, -1); 130fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setAdjustViewBounds( 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project a.getBoolean(com.android.internal.R.styleable.ImageView_adjustViewBounds, 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false)); 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setMaxWidth(a.getDimensionPixelSize( 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_maxWidth, Integer.MAX_VALUE)); 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setMaxHeight(a.getDimensionPixelSize( 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_maxHeight, Integer.MAX_VALUE)); 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int index = a.getInt(com.android.internal.R.styleable.ImageView_scaleType, -1); 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (index >= 0) { 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setScaleType(sScaleTypeArray[index]); 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int tint = a.getInt(com.android.internal.R.styleable.ImageView_tint, 0); 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tint != 0) { 1482b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey setColorFilter(tint); 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 151ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase int alpha = a.getInt(com.android.internal.R.styleable.ImageView_drawableAlpha, 255); 152ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase if (alpha != 255) { 153ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase setAlpha(alpha); 154ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase } 155ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCropToPadding = a.getBoolean( 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_cropToPadding, false); 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project a.recycle(); 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //need inflate syntax/reader for matrix 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void initImageView() { 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMatrix = new Matrix(); 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScaleType = ScaleType.FIT_CENTER; 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean verifyDrawable(Drawable dr) { 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawable == dr || super.verifyDrawable(dr); 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 175e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn public void jumpDrawablesToCurrentState() { 176e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn super.jumpDrawablesToCurrentState(); 177e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn if (mDrawable != null) mDrawable.jumpToCurrentState(); 178e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn } 179e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn 180e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn @Override 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void invalidateDrawable(Drawable dr) { 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dr == mDrawable) { 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* we invalidate the whole view in this case because it's very 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * hard to know where the drawable actually is. This is made 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * complicated because of the offsets and transformations that 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can be applied. In theory we could get the drawable's bounds 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and run them through the transformation and offsets, but this 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is probably not worth the effort. 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.invalidateDrawable(dr); 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 195fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 197c0053223bedf33581b0830fb87be32c1f26e5372Fabrice Di Meglio public int getResolvedLayoutDirection(Drawable dr) { 198c0053223bedf33581b0830fb87be32c1f26e5372Fabrice Di Meglio return (dr == mDrawable) ? 199c0053223bedf33581b0830fb87be32c1f26e5372Fabrice Di Meglio getResolvedLayoutDirection() : super.getResolvedLayoutDirection(dr); 2006a03640539405afbdefe72894759281b98aa6e6fFabrice Di Meglio } 2016a03640539405afbdefe72894759281b98aa6e6fFabrice Di Meglio 2026a03640539405afbdefe72894759281b98aa6e6fFabrice Di Meglio @Override 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean onSetAlpha(int alpha) { 204db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase if (!USE_DISPLAY_LIST_PROPERTIES && getBackground() == null) { 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int scale = alpha + (alpha >> 7); 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mViewAlphaScale != scale) { 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mViewAlphaScale = scale; 20842c79880b0c19dfbcd8589d89d35fcedb1a7c9daRomain Guy mColorMod = true; 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2156179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov 2166179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov @Override 217db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase public boolean hasOverlappingRendering() { 218db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase if (!USE_DISPLAY_LIST_PROPERTIES) { 219db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase return super.hasOverlappingRendering(); 220db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase } else { 221db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase return (getBackground() != null); 222db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase } 223db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase } 224db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase 225db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase @Override 2266179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov public void onPopulateAccessibilityEvent(AccessibilityEvent event) { 227031d9c1389de2b9dac7f175af0b962e24b21d5beSvetoslav Ganov super.onPopulateAccessibilityEvent(event); 2286179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov CharSequence contentDescription = getContentDescription(); 2296179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov if (!TextUtils.isEmpty(contentDescription)) { 2306179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov event.getText().add(contentDescription); 2316179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov } 2326179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov } 2336179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 235aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * True when ImageView is adjusting its bounds 236aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * to preserve the aspect ratio of its drawable 237aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 238aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return whether to adjust the bounds of this view 239aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * to presrve the original aspect ratio of the drawable 240aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 241aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setAdjustViewBounds(boolean) 242aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 243aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_adjustViewBounds 244aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 245aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public boolean getAdjustViewBounds() { 246aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mAdjustViewBounds; 247aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 248aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 249aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set this to true if you want the ImageView to adjust its bounds 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to preserve the aspect ratio of its drawable. 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param adjustViewBounds Whether to adjust the bounds of this view 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to presrve the original aspect ratio of the drawable 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 255aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getAdjustViewBounds() 256aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_adjustViewBounds 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setAdjustViewBounds(boolean adjustViewBounds) { 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAdjustViewBounds = adjustViewBounds; 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (adjustViewBounds) { 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setScaleType(ScaleType.FIT_CENTER); 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 266aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 267aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 268aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * The maximum width of this view. 269aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 270aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return The maximum width of this view 271aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 272aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setMaxWidth(int) 273aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 274aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_maxWidth 275aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 276aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public int getMaxWidth() { 277aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mMaxWidth; 278aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 279aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An optional argument to supply a maximum width for this view. Only valid if 2829fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setAdjustViewBounds(boolean)} has been set to true. To set an image to be a maximum 2839fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * of 100 x 100 while preserving the original aspect ratio, do the following: 1) set 2849fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * adjustViewBounds to true 2) set maxWidth and maxHeight to 100 3) set the height and width 2859fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * layout params to WRAP_CONTENT. 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that this view could be still smaller than 100 x 100 using this approach if the original 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * image is small. To set an image to a fixed size, specify that size in the layout params and 2909fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * then use {@link #setScaleType(android.widget.ImageView.ScaleType)} to determine how to fit 2919fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * the image within the bounds. 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param maxWidth maximum width for this view 295aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 296aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getMaxWidth() 297aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxWidth 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setMaxWidth(int maxWidth) { 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMaxWidth = maxWidth; 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 304aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 305aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 306aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * The maximum height of this view. 307aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 308aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return The maximum height of this view 309aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 310aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setMaxHeight(int) 311aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 312aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_maxHeight 313aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 314aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public int getMaxHeight() { 315aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mMaxHeight; 316aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 317aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An optional argument to supply a maximum height for this view. Only valid if 3209fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setAdjustViewBounds(boolean)} has been set to true. To set an image to be a 3219fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * maximum of 100 x 100 while preserving the original aspect ratio, do the following: 1) set 3229fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * adjustViewBounds to true 2) set maxWidth and maxHeight to 100 3) set the height and width 3239fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * layout params to WRAP_CONTENT. 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that this view could be still smaller than 100 x 100 using this approach if the original 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * image is small. To set an image to a fixed size, specify that size in the layout params and 3289fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * then use {@link #setScaleType(android.widget.ImageView.ScaleType)} to determine how to fit 3299fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * the image within the bounds. 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param maxHeight maximum height for this view 333aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 334aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getMaxHeight() 335aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxHeight 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setMaxHeight(int maxHeight) { 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMaxHeight = maxHeight; 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Return the view's drawable, or null if no drawable has been 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assigned. 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Drawable getDrawable() { 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawable; 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a drawable as the content of this ImageView. 352c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 353c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * <p class="note">This does Bitmap reading and decoding on the UI 354c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * thread, which can cause a latency hiccup. If that's a concern, 3559fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * consider using {@link #setImageDrawable(android.graphics.drawable.Drawable)} or 3569fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setImageBitmap(android.graphics.Bitmap)} and 357c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * {@link android.graphics.BitmapFactory} instead.</p> 358c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param resId the resource identifier of the the drawable 360c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_src 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageResource(int resId) { 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mUri != null || mResource != resId) { 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateDrawable(null); 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResource = resId; 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resolveUri(); 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the content of this ImageView to the specified Uri. 377c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 378c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * <p class="note">This does Bitmap reading and decoding on the UI 379c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * thread, which can cause a latency hiccup. If that's a concern, 3809fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * consider using {@link #setImageDrawable(android.graphics.drawable.Drawable)} or 3819fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setImageBitmap(android.graphics.Bitmap)} and 382c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * {@link android.graphics.BitmapFactory} instead.</p> 383c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param uri The Uri of an image 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageURI(Uri uri) { 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mResource != 0 || 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (mUri != uri && 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (uri == null || mUri == null || !uri.equals(mUri)))) { 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateDrawable(null); 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResource = 0; 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = uri; 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resolveUri(); 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a drawable as the content of this ImageView. 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param drawable The drawable to set 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageDrawable(Drawable drawable) { 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != drawable) { 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResource = 0; 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 4099e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 4102a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell int oldWidth = mDrawableWidth; 4112a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell int oldHeight = mDrawableHeight; 4122a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell 4139e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy updateDrawable(drawable); 4142a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell 4159e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy if (oldWidth != mDrawableWidth || oldHeight != mDrawableHeight) { 4162a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell requestLayout(); 4172a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell } 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a Bitmap as the content of this ImageView. 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param bm The bitmap to set 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageBitmap(Bitmap bm) { 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // if this is used frequently, may handle bitmaps explicitly 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // to reduce the intermediate drawable object 43111ea33471e1a14a8594f0b2cd012d86340dd3bd8Dianne Hackborn setImageDrawable(new BitmapDrawable(mContext.getResources(), bm)); 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageState(int[] state, boolean merge) { 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mState = state; 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMergeState = merge; 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project refreshDrawableState(); 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFromDrawable(); 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setSelected(boolean selected) { 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.setSelected(selected); 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFromDrawable(); 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4494df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project /** 4504df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * Sets the image level, when it is constructed from a 4514df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * {@link android.graphics.drawable.LevelListDrawable}. 4524df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * 4534df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * @param level The new level for the image. 4544df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project */ 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageLevel(int level) { 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLevel = level; 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setLevel(level); 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFromDrawable(); 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Options for scaling the bounds of an image to the bounds of this view. 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public enum ScaleType { 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale using the image matrix when drawing. The image matrix can be set using 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link ImageView#setImageMatrix(Matrix)}. From XML, use this syntax: 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>android:scaleType="matrix"</code>. 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project MATRIX (0), 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#FILL}. 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="fitXY"</code>. 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_XY (1), 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#START}. 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="fitStart"</code>. 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_START (2), 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#CENTER}. 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>android:scaleType="fitCenter"</code>. 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_CENTER (3), 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#END}. 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="fitEnd"</code>. 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_END (4), 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Center the image in the view, but perform no scaling. 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="center"</code>. 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CENTER (5), 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image uniformly (maintain the image's aspect ratio) so 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that both dimensions (width and height) of the image will be equal 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to or larger than the corresponding dimension of the view 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (minus padding). The image is then centered in the view. 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="centerCrop"</code>. 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CENTER_CROP (6), 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image uniformly (maintain the image's aspect ratio) so 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that both dimensions (width and height) of the image will be equal 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to or less than the corresponding dimension of the view 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (minus padding). The image is then centered in the view. 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="centerInside"</code>. 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CENTER_INSIDE (7); 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType(int ni) { 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project nativeInt = ni; 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int nativeInt; 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Controls how the image should be resized or moved to match the size 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of this ImageView. 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param scaleType The desired scaling mode. 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_scaleType 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setScaleType(ScaleType scaleType) { 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (scaleType == null) { 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new NullPointerException(); 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mScaleType != scaleType) { 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScaleType = scaleType; 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setWillNotCacheDrawing(mScaleType == ScaleType.CENTER); 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the current scale type in use by this ImageView. 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see ImageView.ScaleType 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_scaleType 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ScaleType getScaleType() { 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mScaleType; 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Return the view's optional matrix. This is applied to the 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project view's drawable when it is drawn. If there is not matrix, 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this method will return null. 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Do not change this matrix in place. If you want a different matrix 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applied to the drawable, be sure to call setImageMatrix(). 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Matrix getImageMatrix() { 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMatrix; 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageMatrix(Matrix matrix) { 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // collaps null and identity to just null 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (matrix != null && matrix.isIdentity()) { 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project matrix = null; 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // don't invalidate unless we're actually changing our matrix 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (matrix == null && !mMatrix.isIdentity() || 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project matrix != null && !mMatrix.equals(matrix)) { 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMatrix.set(matrix); 577f88872655e85570f3b9bfebe78647ed36916b3f4Chih-Chung Chang configureBounds(); 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 581aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 582aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 583aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Return whether this ImageView crops to padding. 584aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 585aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return whether this ImageView crops to padding 586aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 587aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setCropToPadding(boolean) 588aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 589aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_cropToPadding 590aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 591aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public boolean getCropToPadding() { 592aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mCropToPadding; 593aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 594aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 595aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 596aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Sets whether this ImageView will crop to padding. 597aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 598aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @param cropToPadding whether this ImageView will crop to padding 599aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 600aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getCropToPadding() 601aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 602aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_cropToPadding 603aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 604aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public void setCropToPadding(boolean cropToPadding) { 605aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne if (mCropToPadding != cropToPadding) { 606aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne mCropToPadding = cropToPadding; 607aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne requestLayout(); 608aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne invalidate(); 609aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 610aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 611aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void resolveUri() { 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Resources rsrc = getResources(); 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (rsrc == null) { 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = null; 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mResource != 0) { 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d = rsrc.getDrawable(mResource); 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception e) { 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w("ImageView", "Unable to find resource: " + mResource, e); 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Don't try again. 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (mUri != null) { 6330f8555b72861b7b9a233ab65b14055c98b145c91Bjorn Bringert String scheme = mUri.getScheme(); 6349d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert if (ContentResolver.SCHEME_ANDROID_RESOURCE.equals(scheme)) { 6359d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert try { 6369d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert // Load drawable through Resources, to get the source density information 6379d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert ContentResolver.OpenResourceIdResult r = 6389d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert mContext.getContentResolver().getResourceId(mUri); 6399d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert d = r.r.getDrawable(r.id); 6409d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert } catch (Exception e) { 6419d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert Log.w("ImageView", "Unable to open content: " + mUri, e); 6429d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert } 6439d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert } else if (ContentResolver.SCHEME_CONTENT.equals(scheme) 6440f8555b72861b7b9a233ab65b14055c98b145c91Bjorn Bringert || ContentResolver.SCHEME_FILE.equals(scheme)) { 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d = Drawable.createFromStream( 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mContext.getContentResolver().openInputStream(mUri), 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project null); 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception e) { 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w("ImageView", "Unable to open content: " + mUri, e); 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d = Drawable.createFromPath(mUri.toString()); 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d == null) { 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.out.println("resolveUri failed on bad bitmap uri: " 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project + mUri); 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Don't try again. 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateDrawable(d); 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int[] onCreateDrawableState(int extraSpace) { 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mState == null) { 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.onCreateDrawableState(extraSpace); 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (!mMergeState) { 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mState; 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mergeDrawableStates( 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onCreateDrawableState(extraSpace + mState.length), mState); 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void updateDrawable(Drawable d) { 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setCallback(null); 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project unscheduleDrawable(mDrawable); 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable = d; 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setCallback(this); 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d.isStateful()) { 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setState(getDrawableState()); 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setLevel(mLevel); 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableWidth = d.getIntrinsicWidth(); 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableHeight = d.getIntrinsicHeight(); 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project configureBounds(); 6979e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy } else { 6989e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy mDrawableWidth = mDrawableHeight = -1; 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void resizeFromDrawable() { 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = mDrawable; 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int w = d.getIntrinsicWidth(); 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w < 0) w = mDrawableWidth; 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int h = d.getIntrinsicHeight(); 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (h < 0) h = mDrawableHeight; 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w != mDrawableWidth || h != mDrawableHeight) { 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableWidth = w; 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableHeight = h; 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final Matrix.ScaleToFit[] sS2FArray = { 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.FILL, 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.START, 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.CENTER, 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.END 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static Matrix.ScaleToFit scaleTypeToScaleToFit(ScaleType st) { 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ScaleToFit enum to their corresponding Matrix.ScaleToFit values 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return sS2FArray[st.nativeInt - 1]; 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resolveUri(); 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int w; 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int h; 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Desired aspect ratio of the view's contents (not including padding) 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float desiredAspect = 0.0f; 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We are allowed to change the view's width 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean resizeWidth = false; 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We are allowed to change the view's height 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean resizeHeight = false; 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7442a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell final int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 7452a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell final int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 7462a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable == null) { 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // If no drawable, its intrinsic size is 0. 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableWidth = -1; 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableHeight = -1; 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w = h = 0; 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w = mDrawableWidth; 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project h = mDrawableHeight; 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w <= 0) w = 1; 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (h <= 0) h = 1; 7579e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We are supposed to adjust view bounds to match the aspect 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ratio of our drawable. See if that is possible. 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mAdjustViewBounds) { 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeWidth = widthSpecMode != MeasureSpec.EXACTLY; 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeHeight = heightSpecMode != MeasureSpec.EXACTLY; 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7649e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy desiredAspect = (float) w / (float) h; 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pleft = mPaddingLeft; 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pright = mPaddingRight; 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ptop = mPaddingTop; 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pbottom = mPaddingBottom; 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int widthSize; 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int heightSize; 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (resizeWidth || resizeHeight) { 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* If we get here, it means we want to resize to match the 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project drawables aspect ratio, and we have the freedom to change at 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project least one dimension. 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the max possible width given our constraints 7839e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy widthSize = resolveAdjustedSize(w + pleft + pright, mMaxWidth, widthMeasureSpec); 7849e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the max possible height given our constraints 7869e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy heightSize = resolveAdjustedSize(h + ptop + pbottom, mMaxHeight, heightMeasureSpec); 7879e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (desiredAspect != 0.0f) { 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // See what our actual aspect ratio is 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float actualAspect = (float)(widthSize - pleft - pright) / 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (heightSize - ptop - pbottom); 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Math.abs(actualAspect - desiredAspect) > 0.0000001) { 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean done = false; 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Try adjusting width to be proportional to height 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (resizeWidth) { 7999e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy int newWidth = (int)(desiredAspect * (heightSize - ptop - pbottom)) + 8009e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy pleft + pright; 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (newWidth <= widthSize) { 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project widthSize = newWidth; 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project done = true; 8049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Try adjusting height to be proportional to width 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!done && resizeHeight) { 8099e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy int newHeight = (int)((widthSize - pleft - pright) / desiredAspect) + 8109e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy ptop + pbottom; 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (newHeight <= heightSize) { 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project heightSize = newHeight; 813189ee18d6c6483ad63cc864267328259e2e00b95Dianne Hackborn } 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* We are either don't want to preserve the drawables aspect ratio, 8199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project or we are not allowed to change view dimensions. Just measure in 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project the normal way. 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w += pleft + pright; 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project h += ptop + pbottom; 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w = Math.max(w, getSuggestedMinimumWidth()); 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project h = Math.max(h, getSuggestedMinimumHeight()); 8279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 828189ee18d6c6483ad63cc864267328259e2e00b95Dianne Hackborn widthSize = resolveSizeAndState(w, widthMeasureSpec, 0); 829189ee18d6c6483ad63cc864267328259e2e00b95Dianne Hackborn heightSize = resolveSizeAndState(h, heightMeasureSpec, 0); 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setMeasuredDimension(widthSize, heightSize); 8339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int resolveAdjustedSize(int desiredSize, int maxSize, 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int measureSpec) { 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int result = desiredSize; 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int specMode = MeasureSpec.getMode(measureSpec); 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int specSize = MeasureSpec.getSize(measureSpec); 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (specMode) { 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MeasureSpec.UNSPECIFIED: 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Parent says we can be as big as we want. Just don't be larger 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project than max size imposed on ourselves. 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = Math.min(desiredSize, maxSize); 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MeasureSpec.AT_MOST: 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Parent says we can be as big as we want, up to specSize. 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Don't be larger than specSize, and don't be larger than 8509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the max size imposed on ourselves. 8519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = Math.min(Math.min(desiredSize, specSize), maxSize); 8529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 8539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MeasureSpec.EXACTLY: 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // No choice. Do what we are told. 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = specSize; 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result; 8599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean setFrame(int l, int t, int r, int b) { 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean changed = super.setFrame(l, t, r, b); 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHaveFrame = true; 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project configureBounds(); 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return changed; 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void configureBounds() { 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable == null || !mHaveFrame) { 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int dwidth = mDrawableWidth; 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int dheight = mDrawableHeight; 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int vwidth = getWidth() - mPaddingLeft - mPaddingRight; 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int vheight = getHeight() - mPaddingTop - mPaddingBottom; 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean fits = (dwidth < 0 || vwidth == dwidth) && 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (dheight < 0 || vheight == dheight); 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dwidth <= 0 || dheight <= 0 || ScaleType.FIT_XY == mScaleType) { 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* If the drawable has no intrinsic size, or we're told to 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scaletofit, then we just fill our entire view. 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setBounds(0, 0, vwidth, vheight); 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = null; 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We need to do the scaling ourself, so have the drawable 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // use its native size. 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setBounds(0, 0, dwidth, dheight); 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ScaleType.MATRIX == mScaleType) { 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Use the specified matrix as-is. 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mMatrix.isIdentity()) { 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = null; 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 8999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 9009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (fits) { 9029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // The bitmap fits exactly, no transform needed. 9039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = null; 9049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (ScaleType.CENTER == mScaleType) { 9059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Center bitmap in view, no scaling. 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 907b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy mDrawMatrix.setTranslate((int) ((vwidth - dwidth) * 0.5f + 0.5f), 908b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy (int) ((vheight - dheight) * 0.5f + 0.5f)); 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (ScaleType.CENTER_CROP == mScaleType) { 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float scale; 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float dx = 0, dy = 0; 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dwidth * vheight > vwidth * dheight) { 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scale = (float) vheight / (float) dheight; 9179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dx = (vwidth - dwidth * scale) * 0.5f; 9189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scale = (float) vwidth / (float) dwidth; 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dy = (vheight - dheight * scale) * 0.5f; 9219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix.setScale(scale, scale); 924b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy mDrawMatrix.postTranslate((int) (dx + 0.5f), (int) (dy + 0.5f)); 9259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (ScaleType.CENTER_INSIDE == mScaleType) { 9269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 9279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float scale; 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float dx; 9299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float dy; 9309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dwidth <= vwidth && dheight <= vheight) { 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scale = 1.0f; 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9349e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy scale = Math.min((float) vwidth / (float) dwidth, 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (float) vheight / (float) dheight); 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 938b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy dx = (int) ((vwidth - dwidth * scale) * 0.5f + 0.5f); 939b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy dy = (int) ((vheight - dheight * scale) * 0.5f + 0.5f); 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix.setScale(scale, scale); 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix.postTranslate(dx, dy); 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Generate the required transform. 9459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTempSrc.set(0, 0, dwidth, dheight); 9469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTempDst.set(0, 0, vwidth, vheight); 9479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 9499e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy mDrawMatrix.setRectToRect(mTempSrc, mTempDst, scaleTypeToScaleToFit(mScaleType)); 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void drawableStateChanged() { 9569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.drawableStateChanged(); 9579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = mDrawable; 9589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null && d.isStateful()) { 9599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setState(getDrawableState()); 9609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onDraw(Canvas canvas) { 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onDraw(canvas); 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable == null) { 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; // couldn't resolve the URI 9699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawableWidth == 0 || mDrawableHeight == 0) { 9729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; // nothing to draw (empty bounds) 9739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawMatrix == null && mPaddingTop == 0 && mPaddingLeft == 0) { 9769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.draw(canvas); 9779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int saveCount = canvas.getSaveCount(); 9799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.save(); 9809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCropToPadding) { 9829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int scrollX = mScrollX; 9839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int scrollY = mScrollY; 9849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.clipRect(scrollX + mPaddingLeft, scrollY + mPaddingTop, 9859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scrollX + mRight - mLeft - mPaddingRight, 9869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scrollY + mBottom - mTop - mPaddingBottom); 9879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.translate(mPaddingLeft, mPaddingTop); 9909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawMatrix != null) { 9929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.concat(mDrawMatrix); 9939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.draw(canvas); 9959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.restoreToCount(saveCount); 9969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 999fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1000fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * <p>Return the offset of the widget's text baseline from the widget's top 1001fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * boundary. </p> 1002fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1003fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @return the offset of the baseline within the widget's bounds or -1 1004fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * if baseline alignment is not supported. 1005fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 10069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1007fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato @ViewDebug.ExportedProperty(category = "layout") 10089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getBaseline() { 1009fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato if (mBaselineAlignBottom) { 1010fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato return getMeasuredHeight(); 1011fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } else { 1012fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato return mBaseline; 1013fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1014fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1015fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1016fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1017fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * <p>Set the offset of the widget's text baseline from the widget's top 10189fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * boundary. This value is overridden by the {@link #setBaselineAlignBottom(boolean)} 1019fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * property.</p> 1020fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1021fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @param baseline The baseline to use, or -1 if none is to be provided. 1022fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 10239fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * @see #setBaseline(int) 1024fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @attr ref android.R.styleable#ImageView_baseline 1025fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 1026fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato public void setBaseline(int baseline) { 1027fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato if (mBaseline != baseline) { 1028fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaseline = baseline; 1029fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato requestLayout(); 1030fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1031fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1032fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1033fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1034fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * Set whether to set the baseline of this view to the bottom of the view. 1035fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * Setting this value overrides any calls to setBaseline. 1036fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1037fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @param aligned If true, the image view will be baseline aligned with 1038fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * based on its bottom edge. 1039fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1040fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @attr ref android.R.styleable#ImageView_baselineAlignBottom 1041fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 1042fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato public void setBaselineAlignBottom(boolean aligned) { 1043fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato if (mBaselineAlignBottom != aligned) { 1044fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaselineAlignBottom = aligned; 1045fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato requestLayout(); 1046fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1047fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1048fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1049fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1050fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * Return whether this view's baseline will be considered the bottom of the view. 1051fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1052fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @see #setBaselineAlignBottom(boolean) 1053fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 1054fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato public boolean getBaselineAlignBottom() { 1055fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato return mBaselineAlignBottom; 10569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 105775986cf9bc57ef11ad70f36fb77fbbf5d63af6ecsvetoslavganov 10589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set a tinting option for the image. 10609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param color Color tint to apply. 10629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param mode How to apply the color. The standard mode is 10639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link PorterDuff.Mode#SRC_ATOP} 10649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_tint 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setColorFilter(int color, PorterDuff.Mode mode) { 10689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setColorFilter(new PorterDuffColorFilter(color, mode)); 10699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10712b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey /** 10722b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * Set a tinting option for the image. Assumes 10732b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * {@link PorterDuff.Mode#SRC_ATOP} blending mode. 10742b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * 10752b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * @param color Color tint to apply. 10762b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * @attr ref android.R.styleable#ImageView_tint 10772b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey */ 10782b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey @RemotableViewMethod 10792b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey public final void setColorFilter(int color) { 10802b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey setColorFilter(color, PorterDuff.Mode.SRC_ATOP); 10812b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey } 10822b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void clearColorFilter() { 10849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setColorFilter(null); 10859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1086aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 1087aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1088aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Returns the active color filter for this ImageView. 1089aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1090aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return the active color filter for this ImageView 1091aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1092aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setColorFilter(android.graphics.ColorFilter) 1093aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1094aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public ColorFilter getColorFilter() { 1095aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mColorFilter; 1096aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 1097aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 10989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Apply an arbitrary colorfilter to the image. 11009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cf the colorfilter to apply (may be null) 1102aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1103aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getColorFilter() 11049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setColorFilter(ColorFilter cf) { 11069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mColorFilter != cf) { 11079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mColorFilter = cf; 11082b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey mColorMod = true; 11099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 11109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 11119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 111375986cf9bc57ef11ad70f36fb77fbbf5d63af6ecsvetoslavganov 1114aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1115aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Returns the alpha that will be applied to the drawable of this ImageView. 1116aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1117aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return the alpha that will be applied to the drawable of this ImageView 1118aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1119aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setImageAlpha(int) 1120aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1121aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public int getImageAlpha() { 1122aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mAlpha; 1123aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 1124aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 1125aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1126aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Sets the alpha value that should be applied to the image. 1127aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1128aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @param alpha the alpha value that should be applied to the image 1129aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1130aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getImageAlpha() 1131aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1132aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne @RemotableViewMethod 1133aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public void setImageAlpha(int alpha) { 1134aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne setAlpha(alpha); 1135aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 1136aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 1137aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1138aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Sets the alpha value that should be applied to the image. 1139aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1140aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @param alpha the alpha value that should be applied to the image 1141aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1142aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @deprecated use #setImageAlpha(int) instead 1143aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1144aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne @Deprecated 11452b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey @RemotableViewMethod 11469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setAlpha(int alpha) { 11479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project alpha &= 0xFF; // keep it legal 11489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mAlpha != alpha) { 11499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAlpha = alpha; 11502b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey mColorMod = true; 11519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 11529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 11539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void applyColorMod() { 11572b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey // Only mutate and apply when modifications have occurred. This should 11582b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey // not reset the mColorMod flag, since these filters need to be 11592b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey // re-applied if the Drawable is changed. 11602b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey if (mDrawable != null && mColorMod) { 11612b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey mDrawable = mDrawable.mutate(); 11629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setColorFilter(mColorFilter); 11639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setAlpha(mAlpha * mViewAlphaScale >> 8); 11649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 116637419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell 1167b241b4c6ab8dc6174375b6f18f83e04f569b299fAdam Powell @RemotableViewMethod 116837419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell @Override 116937419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell public void setVisibility(int visibility) { 117037419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell super.setVisibility(visibility); 117137419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell if (mDrawable != null) { 117237419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell mDrawable.setVisible(visibility == VISIBLE, false); 117337419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 117437419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 117537419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell 117637419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell @Override 11776a939ae6fd7d130a3dc9b011877eac4e280c0546Adam Powell protected void onAttachedToWindow() { 117837419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell super.onAttachedToWindow(); 117937419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell if (mDrawable != null) { 118037419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell mDrawable.setVisible(getVisibility() == VISIBLE, false); 118137419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 118237419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 118337419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell 118437419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell @Override 11856a939ae6fd7d130a3dc9b011877eac4e280c0546Adam Powell protected void onDetachedFromWindow() { 118637419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell super.onDetachedFromWindow(); 118737419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell if (mDrawable != null) { 118837419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell mDrawable.setVisible(false, false); 118937419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 119037419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 11918a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov 11928a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov @Override 11938a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov public void onInitializeAccessibilityEvent(AccessibilityEvent event) { 11948a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov super.onInitializeAccessibilityEvent(event); 11958a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov event.setClassName(ImageView.class.getName()); 11968a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov } 11978a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov 11988a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov @Override 11998a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) { 12008a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov super.onInitializeAccessibilityNodeInfo(info); 12018a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov info.setClassName(ImageView.class.getName()); 12028a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov } 12039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1204