DrawableContainer.java revision 9066cfe9886ac131c34d59ed0e2d287b0e3c0087
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.graphics.drawable; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.graphics.*; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class DrawableContainer extends Drawable implements Drawable.Callback { 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private DrawableContainerState mDrawableContainerState; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private Drawable mCurrDrawable; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mAlpha = 0xFF; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private ColorFilter mColorFilter; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mDither; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mCurIndex = -1; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mMutated; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // overrides from Drawable 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void draw(Canvas canvas) { 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable.draw(canvas); 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getChangingConfigurations() { 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.getChangingConfigurations() 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project | mDrawableContainerState.mChangingConfigurations 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project | mDrawableContainerState.mChildrenChangingConfigurations; 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean getPadding(Rect padding) { 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Rect r = mDrawableContainerState.getConstantPadding(); 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (r != null) { 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project padding.set(r); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrDrawable.getPadding(padding); 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return super.getPadding(padding); 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setAlpha(int alpha) { 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mAlpha != alpha) { 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mAlpha = alpha; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable.setAlpha(alpha); 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setDither(boolean dither) { 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDither != dither) { 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDither = dither; 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable.setDither(mDither); 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setColorFilter(ColorFilter cf) { 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mColorFilter != cf) { 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mColorFilter = cf; 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable.setColorFilter(cf); 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void onBoundsChange(Rect bounds) { 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable.setBounds(bounds); 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isStateful() { 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawableContainerState.isStateful(); 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean onStateChange(int[] state) { 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrDrawable.setState(state); 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected boolean onLevelChange(int level) { 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrDrawable.setLevel(level); 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getIntrinsicWidth() { 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawableContainerState.isConstantSize()) { 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawableContainerState.getConstantWidth(); 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrDrawable != null ? mCurrDrawable.getIntrinsicWidth() : -1; 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getIntrinsicHeight() { 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawableContainerState.isConstantSize()) { 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawableContainerState.getConstantHeight(); 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrDrawable != null ? mCurrDrawable.getIntrinsicHeight() : -1; 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getMinimumWidth() { 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawableContainerState.isConstantSize()) { 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawableContainerState.getConstantMinimumWidth(); 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrDrawable != null ? mCurrDrawable.getMinimumWidth() : 0; 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getMinimumHeight() { 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawableContainerState.isConstantSize()) { 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawableContainerState.getConstantMinimumHeight(); 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrDrawable != null ? mCurrDrawable.getMinimumHeight() : 0; 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void invalidateDrawable(Drawable who) 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (who == mCurrDrawable && mCallback != null) { 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCallback.invalidateDrawable(this); 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void scheduleDrawable(Drawable who, Runnable what, long when) 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (who == mCurrDrawable && mCallback != null) { 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCallback.scheduleDrawable(this, what, when); 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void unscheduleDrawable(Drawable who, Runnable what) 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (who == mCurrDrawable && mCallback != null) { 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCallback.unscheduleDrawable(this, what); 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean setVisible(boolean visible, boolean restart) { 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean changed = super.setVisible(visible, restart); 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable.setVisible(visible, restart); 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return changed; 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getOpacity() { 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawableContainerState.getOpacity(); 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean selectDrawable(int idx) 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (idx == mCurIndex) { 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (idx >= 0 && idx < mDrawableContainerState.mNumChildren) { 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable d = mDrawableContainerState.mDrawables[idx]; 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable.setVisible(false, false); 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable = d; 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurIndex = idx; 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (d != null) { 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setVisible(isVisible(), true); 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setAlpha(mAlpha); 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setDither(mDither); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setColorFilter(mColorFilter); 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setState(getState()); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setLevel(getLevel()); 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d.setBounds(getBounds()); 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mCurrDrawable != null) { 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable.setVisible(false, false); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrDrawable = null; 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurIndex = -1; 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invalidateSelf(); 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Drawable getCurrent() { 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCurrDrawable; 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public ConstantState getConstantState() { 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawableContainerState.canConstantState()) { 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableContainerState.mChangingConfigurations = super.getChangingConfigurations(); 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawableContainerState; 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public Drawable mutate() { 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mMutated && super.mutate() == this) { 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (Drawable child : mDrawableContainerState.mDrawables) { 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project child.mutate(); 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mMutated = true; 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return this; 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public abstract static class DrawableContainerState extends ConstantState { 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final DrawableContainer mOwner; 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mChangingConfigurations; 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mChildrenChangingConfigurations; 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable[] mDrawables; 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mNumChildren; 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mVariablePadding = false; 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Rect mConstantPadding = null; 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mConstantSize = false; 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mComputedConstantSize = false; 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mConstantWidth; 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mConstantHeight; 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mConstantMinimumWidth; 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mConstantMinimumHeight; 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mHaveOpacity = false; 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mOpacity; 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mHaveStateful = false; 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mStateful; 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mCheckedConstantState; 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean mCanConstantState; 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DrawableContainerState(DrawableContainerState orig, DrawableContainer owner) { 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOwner = owner; 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (orig != null) { 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mChangingConfigurations = orig.mChangingConfigurations; 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mChildrenChangingConfigurations = orig.mChildrenChangingConfigurations; 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final Drawable[] origDr = orig.mDrawables; 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawables = new Drawable[origDr.length]; 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mNumChildren = orig.mNumChildren; 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = mNumChildren; 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=0; i<N; i++) { 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawables[i] = origDr[i].getConstantState().newDrawable(); 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawables[i].setCallback(owner); 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCheckedConstantState = mCanConstantState = true; 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mVariablePadding = orig.mVariablePadding; 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (orig.mConstantPadding != null) { 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mConstantPadding = new Rect(orig.mConstantPadding); 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mConstantSize = orig.mConstantSize; 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mComputedConstantSize = orig.mComputedConstantSize; 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mConstantWidth = orig.mConstantWidth; 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mConstantHeight = orig.mConstantHeight; 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHaveOpacity = orig.mHaveOpacity; 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOpacity = orig.mOpacity; 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHaveStateful = orig.mHaveStateful; 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mStateful = orig.mStateful; 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawables = new Drawable[10]; 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mNumChildren = 0; 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCheckedConstantState = mCanConstantState = false; 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getChangingConfigurations() { 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mChangingConfigurations; 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int addChild(Drawable dr) { 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int pos = mNumChildren; 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pos >= mDrawables.length) { 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project growArray(pos, pos+10); 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dr.setVisible(false, true); 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dr.setCallback(mOwner); 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawables[pos] = dr; 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mNumChildren++; 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mChildrenChangingConfigurations |= dr.getChangingConfigurations(); 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHaveOpacity = false; 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHaveStateful = false; 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mConstantPadding = null; 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mComputedConstantSize = false; 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return pos; 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getChildCount() 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mNumChildren; 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final Drawable[] getChildren() 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mDrawables; 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** A boolean value indicating whether to use the maximum padding value of 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * all frames in the set (false), or to use the padding value of the frame 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * being shown (true). Default value is false. 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setVariablePadding(boolean variable) 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mVariablePadding = variable; 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final Rect getConstantPadding() 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mVariablePadding) { 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mConstantPadding != null) { 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mConstantPadding; 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Rect r = new Rect(0, 0, 0, 0); 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Rect t = new Rect(); 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = getChildCount(); 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=0; i<N; i++) { 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawables[i].getPadding(t)) { 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (t.left > r.left) r.left = t.left; 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (t.top > r.top) r.top = t.top; 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (t.right > r.right) r.right = t.right; 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (t.bottom > r.bottom) r.bottom = t.bottom; 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (mConstantPadding=r); 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final void setConstantSize(boolean constant) 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mConstantSize = constant; 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final boolean isConstantSize() 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mConstantSize; 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getConstantWidth() 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mComputedConstantSize) { 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project computeConstantSize(); 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mConstantWidth; 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getConstantHeight() 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mComputedConstantSize) { 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project computeConstantSize(); 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mConstantHeight; 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getConstantMinimumWidth() 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mComputedConstantSize) { 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project computeConstantSize(); 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mConstantMinimumWidth; 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getConstantMinimumHeight() 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mComputedConstantSize) { 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project computeConstantSize(); 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mConstantMinimumHeight; 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private void computeConstantSize() 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mComputedConstantSize = true; 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = getChildCount(); 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mConstantWidth = mConstantHeight = 0; 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mConstantMinimumWidth = mConstantMinimumHeight = 0; 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=0; i<N; i++) { 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable dr = mDrawables[i]; 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int s = dr.getIntrinsicWidth(); 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s > mConstantWidth) mConstantWidth = s; 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s = dr.getIntrinsicHeight(); 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s > mConstantHeight) mConstantHeight = s; 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s = dr.getMinimumWidth(); 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s > mConstantMinimumWidth) mConstantMinimumWidth = s; 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s = dr.getMinimumHeight(); 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (s > mConstantMinimumHeight) mConstantMinimumHeight = s; 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final int getOpacity() 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mHaveOpacity) { 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mOpacity; 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = getChildCount(); 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int op = N > 0 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ? mDrawables[0].getOpacity() : PixelFormat.TRANSPARENT; 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=1; i<N; i++) { 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project op = Drawable.resolveOpacity(op, mDrawables[i].getOpacity()); 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mOpacity = op; 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHaveOpacity = true; 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return op; 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public final boolean isStateful() { 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mHaveStateful) { 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mStateful; 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean stateful = false; 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = getChildCount(); 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < N; i++) { 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawables[i].isStateful()) { 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project stateful = true; 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mStateful = stateful; 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHaveStateful = true; 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return stateful; 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void growArray(int oldSize, int newSize) 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Drawable[] newDrawables = new Drawable[newSize]; 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(mDrawables, 0, newDrawables, 0, oldSize); 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawables = newDrawables; 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public synchronized boolean canConstantState() { 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!mCheckedConstantState) { 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCanConstantState = true; 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project final int N = mNumChildren; 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i=0; i<N; i++) { 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mDrawables[i].getConstantState() == null) { 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCanConstantState = false; 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCheckedConstantState = true; 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mCanConstantState; 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void setConstantState(DrawableContainerState state) 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mDrawableContainerState = state; 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 512