ImageView.java revision 3614394c85da011c2899f2a8877573186707e7e4
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 433614394c85da011c2899f2a8877573186707e7e4Romain Guyimport java.io.IOException; 443614394c85da011c2899f2a8877573186707e7e4Romain Guyimport java.io.InputStream; 453614394c85da011c2899f2a8877573186707e7e4Romain Guy 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Displays an arbitrary image, such as an icon. The ImageView class 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can load images from various sources (such as resources or content 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * providers), takes care of computing its measurement from the image so that 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it can be used in any layout manager, and provides various display options 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * such as scaling and tinting. 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_adjustViewBounds 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_src 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxWidth 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxHeight 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_tint 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_scaleType 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_cropToPadding 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project@RemoteView 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class ImageView extends View { 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // settable by the client 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Uri mUri; 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mResource = 0; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Matrix mMatrix; 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ScaleType mScaleType; 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mHaveFrame = false; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mAdjustViewBounds = false; 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mMaxWidth = Integer.MAX_VALUE; 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mMaxHeight = Integer.MAX_VALUE; 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // these are applied to the drawable 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ColorFilter mColorFilter; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mAlpha = 255; 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mViewAlphaScale = 256; 772b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey private boolean mColorMod = false; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Drawable mDrawable = null; 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int[] mState = null; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mMergeState = false; 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mLevel = 0; 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mDrawableWidth; 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mDrawableHeight; 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Matrix mDrawMatrix = null; 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Avoid allocations... 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private RectF mTempSrc = new RectF(); 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private RectF mTempDst = new RectF(); 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mCropToPadding; 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 93fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato private int mBaseline = -1; 94fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato private boolean mBaselineAlignBottom = false; 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final ScaleType[] sScaleTypeArray = { 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.MATRIX, 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_XY, 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_START, 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_CENTER, 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.FIT_END, 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.CENTER, 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.CENTER_CROP, 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType.CENTER_INSIDE 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageView(Context context) { 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context); 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initImageView(); 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1114213804541a8b05cd0587b138a2fd9a3b7fd9350Svetoslav Ganov 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageView(Context context, AttributeSet attrs) { 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(context, attrs, 0); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1154213804541a8b05cd0587b138a2fd9a3b7fd9350Svetoslav Ganov 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ImageView(Context context, AttributeSet attrs, int defStyle) { 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super(context, attrs, defStyle); 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initImageView(); 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TypedArray a = context.obtainStyledAttributes(attrs, 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView, defStyle, 0); 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = a.getDrawable(com.android.internal.R.styleable.ImageView_src); 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setImageDrawable(d); 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 128fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaselineAlignBottom = a.getBoolean( 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_baselineAlignBottom, false); 130fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 131fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaseline = a.getDimensionPixelSize( 132fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato com.android.internal.R.styleable.ImageView_baseline, -1); 133fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setAdjustViewBounds( 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project a.getBoolean(com.android.internal.R.styleable.ImageView_adjustViewBounds, 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project false)); 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setMaxWidth(a.getDimensionPixelSize( 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_maxWidth, Integer.MAX_VALUE)); 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setMaxHeight(a.getDimensionPixelSize( 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_maxHeight, Integer.MAX_VALUE)); 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int index = a.getInt(com.android.internal.R.styleable.ImageView_scaleType, -1); 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (index >= 0) { 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setScaleType(sScaleTypeArray[index]); 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int tint = a.getInt(com.android.internal.R.styleable.ImageView_tint, 0); 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (tint != 0) { 1512b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey setColorFilter(tint); 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 154ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase int alpha = a.getInt(com.android.internal.R.styleable.ImageView_drawableAlpha, 255); 155ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase if (alpha != 255) { 156ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase setAlpha(alpha); 157ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase } 158ba1fe8e3cfcf029a9bbd9bc7575e2b5c4f4ad8b0Chet Haase 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCropToPadding = a.getBoolean( 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project com.android.internal.R.styleable.ImageView_cropToPadding, false); 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project a.recycle(); 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //need inflate syntax/reader for matrix 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void initImageView() { 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMatrix = new Matrix(); 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScaleType = ScaleType.FIT_CENTER; 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean verifyDrawable(Drawable dr) { 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawable == dr || super.verifyDrawable(dr); 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 178e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn public void jumpDrawablesToCurrentState() { 179e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn super.jumpDrawablesToCurrentState(); 180e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn if (mDrawable != null) mDrawable.jumpToCurrentState(); 181e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn } 182e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn 183e213677037f836529efcc0ac201fc61dd95481c5Dianne Hackborn @Override 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void invalidateDrawable(Drawable dr) { 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dr == mDrawable) { 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* we invalidate the whole view in this case because it's very 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * hard to know where the drawable actually is. This is made 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * complicated because of the offsets and transformations that 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can be applied. In theory we could get the drawable's bounds 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and run them through the transformation and offsets, but this 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is probably not worth the effort. 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.invalidateDrawable(dr); 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 198fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 200db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase public boolean hasOverlappingRendering() { 2011271e2cc80b01d577e9db339459ef0222bb9320dChet Haase return (getBackground() != null); 202db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase } 203db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase 204db8c9a6a4d9bf8c39f834b25611926caf21380f6Chet Haase @Override 2056179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov public void onPopulateAccessibilityEvent(AccessibilityEvent event) { 206031d9c1389de2b9dac7f175af0b962e24b21d5beSvetoslav Ganov super.onPopulateAccessibilityEvent(event); 2076179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov CharSequence contentDescription = getContentDescription(); 2086179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov if (!TextUtils.isEmpty(contentDescription)) { 2096179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov event.getText().add(contentDescription); 2106179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov } 2116179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov } 2126179ea3196e9306d3f14361fe9ef14191b1edba6Svetoslav Ganov 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 214aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * True when ImageView is adjusting its bounds 215aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * to preserve the aspect ratio of its drawable 216aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 217aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return whether to adjust the bounds of this view 218aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * to presrve the original aspect ratio of the drawable 219aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 220aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setAdjustViewBounds(boolean) 221aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 222aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_adjustViewBounds 223aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 224aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public boolean getAdjustViewBounds() { 225aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mAdjustViewBounds; 226aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 227aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 228aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set this to true if you want the ImageView to adjust its bounds 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to preserve the aspect ratio of its drawable. 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param adjustViewBounds Whether to adjust the bounds of this view 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to presrve the original aspect ratio of the drawable 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 234aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getAdjustViewBounds() 235aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_adjustViewBounds 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setAdjustViewBounds(boolean adjustViewBounds) { 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAdjustViewBounds = adjustViewBounds; 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (adjustViewBounds) { 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setScaleType(ScaleType.FIT_CENTER); 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 245aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 246aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 247aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * The maximum width of this view. 248aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 249aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return The maximum width of this view 250aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 251aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setMaxWidth(int) 252aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 253aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_maxWidth 254aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 255aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public int getMaxWidth() { 256aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mMaxWidth; 257aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 258aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An optional argument to supply a maximum width for this view. Only valid if 2619fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setAdjustViewBounds(boolean)} has been set to true. To set an image to be a maximum 2629fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * of 100 x 100 while preserving the original aspect ratio, do the following: 1) set 2639fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * adjustViewBounds to true 2) set maxWidth and maxHeight to 100 3) set the height and width 2649fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * layout params to WRAP_CONTENT. 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that this view could be still smaller than 100 x 100 using this approach if the original 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * image is small. To set an image to a fixed size, specify that size in the layout params and 2699fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * then use {@link #setScaleType(android.widget.ImageView.ScaleType)} to determine how to fit 2709fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * the image within the bounds. 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param maxWidth maximum width for this view 274aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 275aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getMaxWidth() 276aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxWidth 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setMaxWidth(int maxWidth) { 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMaxWidth = maxWidth; 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 283aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 284aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 285aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * The maximum height of this view. 286aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 287aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return The maximum height of this view 288aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 289aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setMaxHeight(int) 290aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 291aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_maxHeight 292aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 293aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public int getMaxHeight() { 294aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mMaxHeight; 295aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 296aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An optional argument to supply a maximum height for this view. Only valid if 2999fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setAdjustViewBounds(boolean)} has been set to true. To set an image to be a 3009fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * maximum of 100 x 100 while preserving the original aspect ratio, do the following: 1) set 3019fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * adjustViewBounds to true 2) set maxWidth and maxHeight to 100 3) set the height and width 3029fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * layout params to WRAP_CONTENT. 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that this view could be still smaller than 100 x 100 using this approach if the original 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * image is small. To set an image to a fixed size, specify that size in the layout params and 3079fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * then use {@link #setScaleType(android.widget.ImageView.ScaleType)} to determine how to fit 3089fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * the image within the bounds. 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param maxHeight maximum height for this view 312aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 313aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getMaxHeight() 314aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_maxHeight 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setMaxHeight(int maxHeight) { 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMaxHeight = maxHeight; 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Return the view's drawable, or null if no drawable has been 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assigned. 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Drawable getDrawable() { 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawable; 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a drawable as the content of this ImageView. 331c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 332c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * <p class="note">This does Bitmap reading and decoding on the UI 333c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * thread, which can cause a latency hiccup. If that's a concern, 3349fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * consider using {@link #setImageDrawable(android.graphics.drawable.Drawable)} or 3359fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setImageBitmap(android.graphics.Bitmap)} and 336c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * {@link android.graphics.BitmapFactory} instead.</p> 337c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param resId the resource identifier of the the drawable 339c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_src 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageResource(int resId) { 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mUri != null || mResource != resId) { 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateDrawable(null); 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResource = resId; 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 348f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 349f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldWidth = mDrawableWidth; 350f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldHeight = mDrawableHeight; 351f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resolveUri(); 353f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 354f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell if (oldWidth != mDrawableWidth || oldHeight != mDrawableHeight) { 355f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell requestLayout(); 356f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell } 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets the content of this ImageView to the specified Uri. 363c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 364c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * <p class="note">This does Bitmap reading and decoding on the UI 365c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * thread, which can cause a latency hiccup. If that's a concern, 3669fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * consider using {@link #setImageDrawable(android.graphics.drawable.Drawable)} or 3679fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * {@link #setImageBitmap(android.graphics.Bitmap)} and 368c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * {@link android.graphics.BitmapFactory} instead.</p> 369c6b0b7755c7932136c3bcdadfb56657f1f611465Brad Fitzpatrick * 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param uri The Uri of an image 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageURI(Uri uri) { 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mResource != 0 || 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (mUri != uri && 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (uri == null || mUri == null || !uri.equals(mUri)))) { 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project updateDrawable(null); 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResource = 0; 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = uri; 380f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 381f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldWidth = mDrawableWidth; 382f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldHeight = mDrawableHeight; 383f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resolveUri(); 385f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell 386f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell if (oldWidth != mDrawableWidth || oldHeight != mDrawableHeight) { 387f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell requestLayout(); 388f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell } 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a drawable as the content of this ImageView. 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param drawable The drawable to set 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageDrawable(Drawable drawable) { 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != drawable) { 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mResource = 0; 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 4029e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 403f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldWidth = mDrawableWidth; 404f96ce0261326d1637e0111eaddde725ed94f2163Adam Powell final int oldHeight = mDrawableHeight; 4052a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell 4069e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy updateDrawable(drawable); 4072a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell 4089e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy if (oldWidth != mDrawableWidth || oldHeight != mDrawableHeight) { 4092a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell requestLayout(); 4102a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell } 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets a Bitmap as the content of this ImageView. 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param bm The bitmap to set 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageBitmap(Bitmap bm) { 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // if this is used frequently, may handle bitmaps explicitly 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // to reduce the intermediate drawable object 42411ea33471e1a14a8594f0b2cd012d86340dd3bd8Dianne Hackborn setImageDrawable(new BitmapDrawable(mContext.getResources(), bm)); 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageState(int[] state, boolean merge) { 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mState = state; 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMergeState = merge; 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project refreshDrawableState(); 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFromDrawable(); 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setSelected(boolean selected) { 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.setSelected(selected); 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFromDrawable(); 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4424df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project /** 4434df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * Sets the image level, when it is constructed from a 4444df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * {@link android.graphics.drawable.LevelListDrawable}. 4454df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * 4464df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project * @param level The new level for the image. 4474df2423a947bcd3f024cc3d3a1a315a8dc428598The Android Open Source Project */ 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @android.view.RemotableViewMethod 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageLevel(int level) { 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLevel = level; 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setLevel(level); 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeFromDrawable(); 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Options for scaling the bounds of an image to the bounds of this view. 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public enum ScaleType { 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale using the image matrix when drawing. The image matrix can be set using 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link ImageView#setImageMatrix(Matrix)}. From XML, use this syntax: 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>android:scaleType="matrix"</code>. 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project MATRIX (0), 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#FILL}. 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="fitXY"</code>. 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_XY (1), 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#START}. 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="fitStart"</code>. 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_START (2), 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#CENTER}. 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>android:scaleType="fitCenter"</code>. 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_CENTER (3), 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image using {@link Matrix.ScaleToFit#END}. 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="fitEnd"</code>. 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FIT_END (4), 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Center the image in the view, but perform no scaling. 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="center"</code>. 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CENTER (5), 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image uniformly (maintain the image's aspect ratio) so 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that both dimensions (width and height) of the image will be equal 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to or larger than the corresponding dimension of the view 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (minus padding). The image is then centered in the view. 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="centerCrop"</code>. 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CENTER_CROP (6), 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Scale the image uniformly (maintain the image's aspect ratio) so 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * that both dimensions (width and height) of the image will be equal 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to or less than the corresponding dimension of the view 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (minus padding). The image is then centered in the view. 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * From XML, use this syntax: <code>android:scaleType="centerInside"</code>. 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CENTER_INSIDE (7); 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ScaleType(int ni) { 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project nativeInt = ni; 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int nativeInt; 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Controls how the image should be resized or moved to match the size 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of this ImageView. 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param scaleType The desired scaling mode. 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_scaleType 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setScaleType(ScaleType scaleType) { 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (scaleType == null) { 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new NullPointerException(); 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mScaleType != scaleType) { 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mScaleType = scaleType; 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setWillNotCacheDrawing(mScaleType == ScaleType.CENTER); 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the current scale type in use by this ImageView. 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see ImageView.ScaleType 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_scaleType 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ScaleType getScaleType() { 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mScaleType; 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Return the view's optional matrix. This is applied to the 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project view's drawable when it is drawn. If there is not matrix, 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this method will return null. 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Do not change this matrix in place. If you want a different matrix 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applied to the drawable, be sure to call setImageMatrix(). 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Matrix getImageMatrix() { 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mMatrix; 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setImageMatrix(Matrix matrix) { 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // collaps null and identity to just null 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (matrix != null && matrix.isIdentity()) { 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project matrix = null; 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // don't invalidate unless we're actually changing our matrix 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (matrix == null && !mMatrix.isIdentity() || 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project matrix != null && !mMatrix.equals(matrix)) { 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMatrix.set(matrix); 570f88872655e85570f3b9bfebe78647ed36916b3f4Chih-Chung Chang configureBounds(); 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 574aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 575aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 576aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Return whether this ImageView crops to padding. 577aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 578aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return whether this ImageView crops to padding 579aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 580aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setCropToPadding(boolean) 581aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 582aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_cropToPadding 583aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 584aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public boolean getCropToPadding() { 585aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mCropToPadding; 586aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 587aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 588aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 589aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Sets whether this ImageView will crop to padding. 590aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 591aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @param cropToPadding whether this ImageView will crop to padding 592aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 593aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getCropToPadding() 594aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 595aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @attr ref android.R.styleable#ImageView_cropToPadding 596aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 597aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public void setCropToPadding(boolean cropToPadding) { 598aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne if (mCropToPadding != cropToPadding) { 599aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne mCropToPadding = cropToPadding; 600aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne requestLayout(); 601aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne invalidate(); 602aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 603aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 604aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void resolveUri() { 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable != null) { 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Resources rsrc = getResources(); 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (rsrc == null) { 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = null; 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mResource != 0) { 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d = rsrc.getDrawable(mResource); 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception e) { 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w("ImageView", "Unable to find resource: " + mResource, e); 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Don't try again. 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mUri = null; 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (mUri != null) { 6260f8555b72861b7b9a233ab65b14055c98b145c91Bjorn Bringert String scheme = mUri.getScheme(); 6279d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert if (ContentResolver.SCHEME_ANDROID_RESOURCE.equals(scheme)) { 6289d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert try { 6299d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert // Load drawable through Resources, to get the source density information 6309d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert ContentResolver.OpenResourceIdResult r = 6319d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert mContext.getContentResolver().getResourceId(mUri); 6329d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert d = r.r.getDrawable(r.id); 6339d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert } catch (Exception e) { 6349d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert Log.w("ImageView", "Unable to open content: " + mUri, e); 6359d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert } 6369d8d9c22bb98e656cb2e42673c4ba801821c4e5dBjorn Bringert } else if (ContentResolver.SCHEME_CONTENT.equals(scheme) 6370f8555b72861b7b9a233ab65b14055c98b145c91Bjorn Bringert || ContentResolver.SCHEME_FILE.equals(scheme)) { 6383614394c85da011c2899f2a8877573186707e7e4Romain Guy InputStream stream = null; 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6403614394c85da011c2899f2a8877573186707e7e4Romain Guy stream = mContext.getContentResolver().openInputStream(mUri); 6413614394c85da011c2899f2a8877573186707e7e4Romain Guy d = Drawable.createFromStream(stream, null); 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (Exception e) { 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Log.w("ImageView", "Unable to open content: " + mUri, e); 6443614394c85da011c2899f2a8877573186707e7e4Romain Guy } finally { 6453614394c85da011c2899f2a8877573186707e7e4Romain Guy if (stream != null) { 6463614394c85da011c2899f2a8877573186707e7e4Romain Guy try { 6473614394c85da011c2899f2a8877573186707e7e4Romain Guy stream.close(); 6483614394c85da011c2899f2a8877573186707e7e4Romain Guy } catch (IOException e) { 6493614394c85da011c2899f2a8877573186707e7e4Romain Guy Log.w("ImageView", "Unable to close content: " + mUri, e); 6503614394c85da011c2899f2a8877573186707e7e4Romain Guy } 6513614394c85da011c2899f2a8877573186707e7e4Romain Guy } 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6533614394c85da011c2899f2a8877573186707e7e4Romain Guy } else { 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d = Drawable.createFromPath(mUri.toString()); 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d == null) { 6583614394c85da011c2899f2a8877573186707e7e4Romain Guy System.out.println("resolveUri failed on bad bitmap uri: " + 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); 693e56ffdc7b31b0937628609cc3bbaa15879023569Fabrice Di Meglio d.setLayoutDirection(getLayoutDirection()); 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableWidth = d.getIntrinsicWidth(); 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableHeight = d.getIntrinsicHeight(); 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project configureBounds(); 6989e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy } else { 6999e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy mDrawableWidth = mDrawableHeight = -1; 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void resizeFromDrawable() { 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = mDrawable; 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int w = d.getIntrinsicWidth(); 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w < 0) w = mDrawableWidth; 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int h = d.getIntrinsicHeight(); 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (h < 0) h = mDrawableHeight; 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w != mDrawableWidth || h != mDrawableHeight) { 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableWidth = w; 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableHeight = h; 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project requestLayout(); 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final Matrix.ScaleToFit[] sS2FArray = { 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.FILL, 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.START, 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.CENTER, 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Matrix.ScaleToFit.END 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static Matrix.ScaleToFit scaleTypeToScaleToFit(ScaleType st) { 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ScaleToFit enum to their corresponding Matrix.ScaleToFit values 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return sS2FArray[st.nativeInt - 1]; 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resolveUri(); 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int w; 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int h; 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Desired aspect ratio of the view's contents (not including padding) 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float desiredAspect = 0.0f; 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We are allowed to change the view's width 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean resizeWidth = false; 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We are allowed to change the view's height 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean resizeHeight = false; 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7452a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell final int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); 7462a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell final int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); 7472a0e99da03ae85d18c9f35913e7dd04b94c1cf41Adam Powell 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable == null) { 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // If no drawable, its intrinsic size is 0. 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableWidth = -1; 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableHeight = -1; 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w = h = 0; 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w = mDrawableWidth; 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project h = mDrawableHeight; 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w <= 0) w = 1; 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (h <= 0) h = 1; 7589e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We are supposed to adjust view bounds to match the aspect 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // ratio of our drawable. See if that is possible. 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mAdjustViewBounds) { 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeWidth = widthSpecMode != MeasureSpec.EXACTLY; 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project resizeHeight = heightSpecMode != MeasureSpec.EXACTLY; 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7659e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy desiredAspect = (float) w / (float) h; 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pleft = mPaddingLeft; 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pright = mPaddingRight; 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ptop = mPaddingTop; 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pbottom = mPaddingBottom; 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int widthSize; 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int heightSize; 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (resizeWidth || resizeHeight) { 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* If we get here, it means we want to resize to match the 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project drawables aspect ratio, and we have the freedom to change at 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project least one dimension. 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the max possible width given our constraints 7849e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy widthSize = resolveAdjustedSize(w + pleft + pright, mMaxWidth, widthMeasureSpec); 7859e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Get the max possible height given our constraints 7879e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy heightSize = resolveAdjustedSize(h + ptop + pbottom, mMaxHeight, heightMeasureSpec); 7889e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (desiredAspect != 0.0f) { 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // See what our actual aspect ratio is 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float actualAspect = (float)(widthSize - pleft - pright) / 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (heightSize - ptop - pbottom); 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (Math.abs(actualAspect - desiredAspect) > 0.0000001) { 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean done = false; 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Try adjusting width to be proportional to height 7999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (resizeWidth) { 8009e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy int newWidth = (int)(desiredAspect * (heightSize - ptop - pbottom)) + 8019e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy pleft + pright; 802d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell 803d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell // Allow the width to outgrow its original estimate if height is fixed. 804d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell if (!resizeHeight) { 805d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell widthSize = resolveAdjustedSize(newWidth, mMaxWidth, widthMeasureSpec); 806d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell } 807d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (newWidth <= widthSize) { 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project widthSize = newWidth; 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project done = true; 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Try adjusting height to be proportional to width 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!done && resizeHeight) { 8169e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy int newHeight = (int)((widthSize - pleft - pright) / desiredAspect) + 8179e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy ptop + pbottom; 818d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell 819d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell // Allow the height to outgrow its original estimate if width is fixed. 820d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell if (!resizeWidth) { 821d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell heightSize = resolveAdjustedSize(newHeight, mMaxHeight, 822d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell heightMeasureSpec); 823d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell } 824d5edc7721791ad807b9a8fbd923b8d6e73c399ccAdam Powell 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (newHeight <= heightSize) { 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project heightSize = newHeight; 827189ee18d6c6483ad63cc864267328259e2e00b95Dianne Hackborn } 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* We are either don't want to preserve the drawables aspect ratio, 8339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project or we are not allowed to change view dimensions. Just measure in 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project the normal way. 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w += pleft + pright; 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project h += ptop + pbottom; 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project w = Math.max(w, getSuggestedMinimumWidth()); 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project h = Math.max(h, getSuggestedMinimumHeight()); 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 842189ee18d6c6483ad63cc864267328259e2e00b95Dianne Hackborn widthSize = resolveSizeAndState(w, widthMeasureSpec, 0); 843189ee18d6c6483ad63cc864267328259e2e00b95Dianne Hackborn heightSize = resolveSizeAndState(h, heightMeasureSpec, 0); 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setMeasuredDimension(widthSize, heightSize); 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int resolveAdjustedSize(int desiredSize, int maxSize, 8509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int measureSpec) { 8519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int result = desiredSize; 8529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int specMode = MeasureSpec.getMode(measureSpec); 8539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int specSize = MeasureSpec.getSize(measureSpec); 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (specMode) { 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MeasureSpec.UNSPECIFIED: 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Parent says we can be as big as we want. Just don't be larger 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project than max size imposed on ourselves. 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = Math.min(desiredSize, maxSize); 8609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MeasureSpec.AT_MOST: 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Parent says we can be as big as we want, up to specSize. 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Don't be larger than specSize, and don't be larger than 8649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the max size imposed on ourselves. 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = Math.min(Math.min(desiredSize, specSize), maxSize); 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case MeasureSpec.EXACTLY: 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // No choice. Do what we are told. 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result = specSize; 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return result; 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean setFrame(int l, int t, int r, int b) { 8779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean changed = super.setFrame(l, t, r, b); 8789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHaveFrame = true; 8799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project configureBounds(); 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return changed; 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void configureBounds() { 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable == null || !mHaveFrame) { 8859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int dwidth = mDrawableWidth; 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int dheight = mDrawableHeight; 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int vwidth = getWidth() - mPaddingLeft - mPaddingRight; 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int vheight = getHeight() - mPaddingTop - mPaddingBottom; 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean fits = (dwidth < 0 || vwidth == dwidth) && 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (dheight < 0 || vheight == dheight); 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dwidth <= 0 || dheight <= 0 || ScaleType.FIT_XY == mScaleType) { 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* If the drawable has no intrinsic size, or we're told to 8999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scaletofit, then we just fill our entire view. 9009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setBounds(0, 0, vwidth, vheight); 9029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = null; 9039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We need to do the scaling ourself, so have the drawable 9059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // use its native size. 9069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setBounds(0, 0, dwidth, dheight); 9079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ScaleType.MATRIX == mScaleType) { 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Use the specified matrix as-is. 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mMatrix.isIdentity()) { 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = null; 9129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (fits) { 9169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // The bitmap fits exactly, no transform needed. 9179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = null; 9189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (ScaleType.CENTER == mScaleType) { 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Center bitmap in view, no scaling. 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 921b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy mDrawMatrix.setTranslate((int) ((vwidth - dwidth) * 0.5f + 0.5f), 922b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy (int) ((vheight - dheight) * 0.5f + 0.5f)); 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (ScaleType.CENTER_CROP == mScaleType) { 9249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 9259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float scale; 9279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float dx = 0, dy = 0; 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dwidth * vheight > vwidth * dheight) { 9309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scale = (float) vheight / (float) dheight; 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dx = (vwidth - dwidth * scale) * 0.5f; 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scale = (float) vwidth / (float) dwidth; 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dy = (vheight - dheight * scale) * 0.5f; 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix.setScale(scale, scale); 938b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy mDrawMatrix.postTranslate((int) (dx + 0.5f), (int) (dy + 0.5f)); 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (ScaleType.CENTER_INSIDE == mScaleType) { 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float scale; 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float dx; 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project float dy; 9449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dwidth <= vwidth && dheight <= vheight) { 9469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scale = 1.0f; 9479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9489e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy scale = Math.min((float) vwidth / (float) dwidth, 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (float) vheight / (float) dheight); 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 952b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy dx = (int) ((vwidth - dwidth * scale) * 0.5f + 0.5f); 953b4938201bad1050a5e3821d60ea43e71861cc733Romain Guy dy = (int) ((vheight - dheight * scale) * 0.5f + 0.5f); 9549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix.setScale(scale, scale); 9569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix.postTranslate(dx, dy); 9579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Generate the required transform. 9599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTempSrc.set(0, 0, dwidth, dheight); 9609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTempDst.set(0, 0, vwidth, vheight); 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawMatrix = mMatrix; 9639e648c44dee1e86e7839292feac9d49b3f3c8ce4Romain Guy mDrawMatrix.setRectToRect(mTempSrc, mTempDst, scaleTypeToScaleToFit(mScaleType)); 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void drawableStateChanged() { 9709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.drawableStateChanged(); 9719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = mDrawable; 9729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null && d.isStateful()) { 9739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setState(getDrawableState()); 9749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 9789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onDraw(Canvas canvas) { 9799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.onDraw(canvas); 9809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawable == null) { 9829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; // couldn't resolve the URI 9839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawableWidth == 0 || mDrawableHeight == 0) { 9869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; // nothing to draw (empty bounds) 9879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawMatrix == null && mPaddingTop == 0 && mPaddingLeft == 0) { 9909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.draw(canvas); 9919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 9929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int saveCount = canvas.getSaveCount(); 9939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.save(); 9949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCropToPadding) { 9969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int scrollX = mScrollX; 9979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int scrollY = mScrollY; 9989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.clipRect(scrollX + mPaddingLeft, scrollY + mPaddingTop, 9999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scrollX + mRight - mLeft - mPaddingRight, 10009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project scrollY + mBottom - mTop - mPaddingBottom); 10019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.translate(mPaddingLeft, mPaddingTop); 10049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawMatrix != null) { 10069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.concat(mDrawMatrix); 10079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.draw(canvas); 10099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project canvas.restoreToCount(saveCount); 10109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1013fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1014fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * <p>Return the offset of the widget's text baseline from the widget's top 1015fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * boundary. </p> 1016fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1017fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @return the offset of the baseline within the widget's bounds or -1 1018fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * if baseline alignment is not supported. 1019fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 10209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1021fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato @ViewDebug.ExportedProperty(category = "layout") 10229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getBaseline() { 1023fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato if (mBaselineAlignBottom) { 1024fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato return getMeasuredHeight(); 1025fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } else { 1026fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato return mBaseline; 1027fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1028fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1029fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1030fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1031fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * <p>Set the offset of the widget's text baseline from the widget's top 10329fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * boundary. This value is overridden by the {@link #setBaselineAlignBottom(boolean)} 1033fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * property.</p> 1034fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1035fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @param baseline The baseline to use, or -1 if none is to be provided. 1036fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 10379fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * @see #setBaseline(int) 1038fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @attr ref android.R.styleable#ImageView_baseline 1039fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 1040fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato public void setBaseline(int baseline) { 1041fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato if (mBaseline != baseline) { 1042fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaseline = baseline; 1043fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato requestLayout(); 1044fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1045fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1046fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1047fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1048fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * Set whether to set the baseline of this view to the bottom of the view. 1049fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * Setting this value overrides any calls to setBaseline. 1050fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1051fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @param aligned If true, the image view will be baseline aligned with 1052fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * based on its bottom edge. 1053fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1054fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @attr ref android.R.styleable#ImageView_baselineAlignBottom 1055fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 1056fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato public void setBaselineAlignBottom(boolean aligned) { 1057fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato if (mBaselineAlignBottom != aligned) { 1058fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato mBaselineAlignBottom = aligned; 1059fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato requestLayout(); 1060fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1061fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato } 1062fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato 1063fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato /** 1064fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * Return whether this view's baseline will be considered the bottom of the view. 1065fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * 1066fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato * @see #setBaselineAlignBottom(boolean) 1067fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato */ 1068fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato public boolean getBaselineAlignBottom() { 1069fd52b18d9bf3cd62c7a07058536e9f97db65beeaJoe Onorato return mBaselineAlignBottom; 10709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 107175986cf9bc57ef11ad70f36fb77fbbf5d63af6ecsvetoslavganov 10729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set a tinting option for the image. 10749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param color Color tint to apply. 10769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param mode How to apply the color. The standard mode is 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link PorterDuff.Mode#SRC_ATOP} 10789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @attr ref android.R.styleable#ImageView_tint 10809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setColorFilter(int color, PorterDuff.Mode mode) { 10829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setColorFilter(new PorterDuffColorFilter(color, mode)); 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10852b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey /** 10862b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * Set a tinting option for the image. Assumes 10872b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * {@link PorterDuff.Mode#SRC_ATOP} blending mode. 10882b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * 10892b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * @param color Color tint to apply. 10902b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey * @attr ref android.R.styleable#ImageView_tint 10912b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey */ 10922b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey @RemotableViewMethod 10932b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey public final void setColorFilter(int color) { 10942b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey setColorFilter(color, PorterDuff.Mode.SRC_ATOP); 10952b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey } 10962b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey 10979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void clearColorFilter() { 10989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project setColorFilter(null); 10999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1100aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 1101aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1102aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Returns the active color filter for this ImageView. 1103aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1104aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return the active color filter for this ImageView 1105aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1106aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setColorFilter(android.graphics.ColorFilter) 1107aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1108aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public ColorFilter getColorFilter() { 1109aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mColorFilter; 1110aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 1111aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 11129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Apply an arbitrary colorfilter to the image. 11149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param cf the colorfilter to apply (may be null) 1116aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1117aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getColorFilter() 11189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setColorFilter(ColorFilter cf) { 11209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mColorFilter != cf) { 11219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mColorFilter = cf; 11222b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey mColorMod = true; 11239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 11249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 11259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 112775986cf9bc57ef11ad70f36fb77fbbf5d63af6ecsvetoslavganov 1128aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1129aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Returns the alpha that will be applied to the drawable of this ImageView. 1130aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1131aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @return the alpha that will be applied to the drawable of this ImageView 1132aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1133aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #setImageAlpha(int) 1134aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1135aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public int getImageAlpha() { 1136aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne return mAlpha; 1137aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 1138aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 1139aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1140aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Sets the alpha value that should be applied to the image. 1141aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1142aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @param alpha the alpha value that should be applied to the image 1143aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1144aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @see #getImageAlpha() 1145aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1146aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne @RemotableViewMethod 1147aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne public void setImageAlpha(int alpha) { 1148aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne setAlpha(alpha); 1149aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne } 1150aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne 1151aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne /** 1152aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * Sets the alpha value that should be applied to the image. 1153aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1154aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @param alpha the alpha value that should be applied to the image 1155aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * 1156aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne * @deprecated use #setImageAlpha(int) instead 1157aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne */ 1158aac722a9c0d199c79ae8ce2dd3cce113f01c30b7Philip Milne @Deprecated 11592b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey @RemotableViewMethod 11609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setAlpha(int alpha) { 11619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project alpha &= 0xFF; // keep it legal 11629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mAlpha != alpha) { 11639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAlpha = alpha; 11642b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey mColorMod = true; 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project applyColorMod(); 11669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidate(); 11679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void applyColorMod() { 11712b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey // Only mutate and apply when modifications have occurred. This should 11722b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey // not reset the mColorMod flag, since these filters need to be 11732b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey // re-applied if the Drawable is changed. 11742b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey if (mDrawable != null && mColorMod) { 11752b95c2413838c2e2b127ebab8fb4fead7d52e460Jeff Sharkey mDrawable = mDrawable.mutate(); 11769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setColorFilter(mColorFilter); 11779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawable.setAlpha(mAlpha * mViewAlphaScale >> 8); 11789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 118037419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell 1181b241b4c6ab8dc6174375b6f18f83e04f569b299fAdam Powell @RemotableViewMethod 118237419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell @Override 118337419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell public void setVisibility(int visibility) { 118437419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell super.setVisibility(visibility); 118537419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell if (mDrawable != null) { 118637419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell mDrawable.setVisible(visibility == VISIBLE, false); 118737419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 118837419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 118937419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell 119037419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell @Override 11916a939ae6fd7d130a3dc9b011877eac4e280c0546Adam Powell protected void onAttachedToWindow() { 119237419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell super.onAttachedToWindow(); 119337419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell if (mDrawable != null) { 119437419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell mDrawable.setVisible(getVisibility() == VISIBLE, false); 119537419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 119637419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 119737419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell 119837419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell @Override 11996a939ae6fd7d130a3dc9b011877eac4e280c0546Adam Powell protected void onDetachedFromWindow() { 120037419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell super.onDetachedFromWindow(); 120137419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell if (mDrawable != null) { 120237419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell mDrawable.setVisible(false, false); 120337419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 120437419d7321e71edb179faa0eafd2a2acf12b62c1Adam Powell } 12058a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov 12068a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov @Override 12078a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov public void onInitializeAccessibilityEvent(AccessibilityEvent event) { 12088a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov super.onInitializeAccessibilityEvent(event); 12098a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov event.setClassName(ImageView.class.getName()); 12108a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov } 12118a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov 12128a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov @Override 12138a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) { 12148a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov super.onInitializeAccessibilityNodeInfo(info); 12158a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov info.setClassName(ImageView.class.getName()); 12168a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov } 12179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1218