Bitmap_Delegate.java revision 9173c8a2e90a48959dedc9d4aa415482f5014844
1282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski/* 2282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Copyright (C) 2010 The Android Open Source Project 3282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 4282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Licensed under the Apache License, Version 2.0 (the "License"); 5282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * you may not use this file except in compliance with the License. 6282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * You may obtain a copy of the License at 7282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 8282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * http://www.apache.org/licenses/LICENSE-2.0 9282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 10282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Unless required by applicable law or agreed to in writing, software 11282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * distributed under the License is distributed on an "AS IS" BASIS, 12282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * See the License for the specific language governing permissions and 14282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * limitations under the License. 15282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 16282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 17282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskipackage android.graphics; 18282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 19282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.ide.common.rendering.api.LayoutLog; 20282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.layoutlib.bridge.Bridge; 21282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.layoutlib.bridge.impl.DelegateManager; 22282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.resources.Density; 23282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport com.android.tools.layoutlib.annotations.LayoutlibDelegate; 24282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 25282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.graphics.Bitmap.Config; 26282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport android.os.Parcel; 27282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 28282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.awt.Graphics2D; 29282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.awt.image.BufferedImage; 30282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.io.File; 31282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.io.IOException; 32282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.io.InputStream; 33282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.io.OutputStream; 34282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.nio.Buffer; 35282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport java.util.Arrays; 3670f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Guptaimport java.util.EnumSet; 3770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Guptaimport java.util.Set; 38282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 39282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskiimport javax.imageio.ImageIO; 40282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 41282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski/** 42282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Delegate implementing the native methods of android.graphics.Bitmap 43282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 44282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Through the layoutlib_create tool, the original native methods of Bitmap have been replaced 45282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * by calls to methods of the same name in this delegate class. 46282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 47282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * This class behaves like the original native implementation, but in Java, keeping previously 48282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * native data into its own objects and mapping them to int that are sent back and forth between 49282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * it and the original Bitmap class. 50282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 51282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @see DelegateManager 52282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 53282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 54282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinskipublic final class Bitmap_Delegate { 55282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 5626e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta 5770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta public enum BitmapCreateFlags { 5870f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta PREMULTIPLIED, MUTABLE 5970f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta } 6070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta 61282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // ---- delegate manager ---- 62282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private static final DelegateManager<Bitmap_Delegate> sManager = 63282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski new DelegateManager<Bitmap_Delegate>(Bitmap_Delegate.class); 64282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 65282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // ---- delegate helper data ---- 66282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 67282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // ---- delegate data ---- 68282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private final Config mConfig; 69282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private BufferedImage mImage; 70282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private boolean mHasAlpha = true; 71282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private boolean mHasMipMap = false; // TODO: check the default. 7226e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta private boolean mIsPremultiplied = true; 73282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private int mGenerationId = 0; 74282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 75282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 76282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // ---- Public Helper methods ---- 77282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 78282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 79282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Returns the native delegate associated to a given {@link Bitmap_Delegate} object. 80282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 81282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public static Bitmap_Delegate getDelegate(Bitmap bitmap) { 82282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return sManager.getDelegate(bitmap.mNativeBitmap); 83282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 84282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 85282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 86282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Returns the native delegate associated to a given an int referencing a {@link Bitmap} object. 87282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 8888a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath public static Bitmap_Delegate getDelegate(long native_bitmap) { 89282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return sManager.getDelegate(native_bitmap); 90282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 91282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 92282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 93282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Creates and returns a {@link Bitmap} initialized with the given file content. 94282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 95282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param input the file from which to read the bitmap content 96282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param isMutable whether the bitmap is mutable 97282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param density the density associated with the bitmap 98282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 99282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @see Bitmap#isMutable() 100282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @see Bitmap#getDensity() 101282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 102282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public static Bitmap createBitmap(File input, boolean isMutable, Density density) 103282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski throws IOException { 10470f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createBitmap(input, getPremultipliedBitmapCreateFlags(isMutable), density); 10570f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta } 106bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta 10770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta /** 10870f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * Creates and returns a {@link Bitmap} initialized with the given file content. 10970f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * 11070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @param input the file from which to read the bitmap content 11170f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @param density the density associated with the bitmap 11270f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * 113bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta * @see Bitmap#isPremultiplied() 11470f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @see Bitmap#isMutable() 11570f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @see Bitmap#getDensity() 11670f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta */ 11770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta public static Bitmap createBitmap(File input, Set<BitmapCreateFlags> createFlags, 11870f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta Density density) throws IOException { 119282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // create a delegate with the content of the file. 120282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = new Bitmap_Delegate(ImageIO.read(input), Config.ARGB_8888); 121bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta 12270f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createBitmap(delegate, createFlags, density.getDpiValue()); 123282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 124282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 125282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 126282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Creates and returns a {@link Bitmap} initialized with the given stream content. 127282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 128282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param input the stream from which to read the bitmap content 129282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param isMutable whether the bitmap is mutable 130282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param density the density associated with the bitmap 131282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 132282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @see Bitmap#isMutable() 133282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @see Bitmap#getDensity() 134282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 135282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public static Bitmap createBitmap(InputStream input, boolean isMutable, Density density) 136282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski throws IOException { 13770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createBitmap(input, getPremultipliedBitmapCreateFlags(isMutable), density); 13870f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta } 13970f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta 14070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta /** 14170f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * Creates and returns a {@link Bitmap} initialized with the given stream content. 14270f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * 14370f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @param input the stream from which to read the bitmap content 14470f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @param density the density associated with the bitmap 14570f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * 146bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta * @see Bitmap#isPremultiplied() 14770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @see Bitmap#isMutable() 14870f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @see Bitmap#getDensity() 14970f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta */ 15070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta public static Bitmap createBitmap(InputStream input, Set<BitmapCreateFlags> createFlags, 15170f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta Density density) throws IOException { 152282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // create a delegate with the content of the stream. 153282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = new Bitmap_Delegate(ImageIO.read(input), Config.ARGB_8888); 154282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 15570f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createBitmap(delegate, createFlags, density.getDpiValue()); 156282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 157282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 158282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 159282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Creates and returns a {@link Bitmap} initialized with the given {@link BufferedImage} 160282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 161282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param image the bitmap content 162282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param isMutable whether the bitmap is mutable 163282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param density the density associated with the bitmap 164282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 165282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @see Bitmap#isMutable() 166282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @see Bitmap#getDensity() 167282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 1689173c8a2e90a48959dedc9d4aa415482f5014844Deepanshu Gupta public static Bitmap createBitmap(BufferedImage image, boolean isMutable, Density density) { 16970f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createBitmap(image, getPremultipliedBitmapCreateFlags(isMutable), density); 17070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta } 17170f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta 17270f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta /** 17370f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * Creates and returns a {@link Bitmap} initialized with the given {@link BufferedImage} 17470f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * 17570f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @param image the bitmap content 17670f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @param density the density associated with the bitmap 17770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * 178bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta * @see Bitmap#isPremultiplied() 17970f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @see Bitmap#isMutable() 18070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta * @see Bitmap#getDensity() 18170f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta */ 18270f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta public static Bitmap createBitmap(BufferedImage image, Set<BitmapCreateFlags> createFlags, 1839173c8a2e90a48959dedc9d4aa415482f5014844Deepanshu Gupta Density density) { 184282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // create a delegate with the given image. 185282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = new Bitmap_Delegate(image, Config.ARGB_8888); 186282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 18770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createBitmap(delegate, createFlags, density.getDpiValue()); 188282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 189282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 190282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 191282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Returns the {@link BufferedImage} used by the delegate of the given {@link Bitmap}. 192282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 193282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public static BufferedImage getImage(Bitmap bitmap) { 194282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the delegate from the native int. 195282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(bitmap.mNativeBitmap); 196282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 197282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 198282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 199282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 200282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return delegate.mImage; 201282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 202282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 203282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public static int getBufferedImageType(int nativeBitmapConfig) { 204282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski switch (Config.nativeToConfig(nativeBitmapConfig)) { 205282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski case ALPHA_8: 206282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return BufferedImage.TYPE_INT_ARGB; 207282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski case RGB_565: 208282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return BufferedImage.TYPE_INT_ARGB; 209282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski case ARGB_4444: 210282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return BufferedImage.TYPE_INT_ARGB; 211282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski case ARGB_8888: 212282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return BufferedImage.TYPE_INT_ARGB; 213282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 214282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 215282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return BufferedImage.TYPE_INT_ARGB; 216282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 217282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 218282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 219282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Returns the {@link BufferedImage} used by the delegate of the given {@link Bitmap}. 220282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 221282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public BufferedImage getImage() { 222282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return mImage; 223282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 224282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 225282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 226282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Returns the Android bitmap config. Note that this not the config of the underlying 227282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Java2D bitmap. 228282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 229282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public Config getConfig() { 230282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return mConfig; 231282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 232282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 233282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 234282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Returns the hasAlpha rendering hint 235282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @return true if the bitmap alpha should be used at render time 236282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 237282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public boolean hasAlpha() { 238282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return mHasAlpha && mConfig != Config.RGB_565; 239282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 240282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 241282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public boolean hasMipMap() { 242282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // TODO: check if more checks are required as in hasAlpha. 243282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return mHasMipMap; 244282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 245282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 246282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Update the generationId. 247282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 248282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @see Bitmap#getGenerationId() 249282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 250282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski public void change() { 251282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski mGenerationId++; 252282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 253282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 254282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // ---- native methods ---- 255282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 256282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 257282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /*package*/ static Bitmap nativeCreate(int[] colors, int offset, int stride, int width, 25870f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta int height, int nativeConfig, boolean isMutable) { 259282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int imageType = getBufferedImageType(nativeConfig); 260282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 261282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // create the image 262282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BufferedImage image = new BufferedImage(width, height, imageType); 263282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 264282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (colors != null) { 265282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski image.setRGB(0, 0, width, height, colors, offset, stride); 266282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 267282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 268282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // create a delegate with the content of the stream. 269282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = new Bitmap_Delegate(image, Config.nativeToConfig(nativeConfig)); 270282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 27170f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createBitmap(delegate, getPremultipliedBitmapCreateFlags(isMutable), 272bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta Bitmap.getDefaultDensity()); 273282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 274282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 275282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 27688a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static Bitmap nativeCopy(long srcBitmap, int nativeConfig, boolean isMutable) { 277282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate srcBmpDelegate = sManager.getDelegate(srcBitmap); 278282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (srcBmpDelegate == null) { 279282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 280282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 281282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 282282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BufferedImage srcImage = srcBmpDelegate.getImage(); 283282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 284282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int width = srcImage.getWidth(); 285282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int height = srcImage.getHeight(); 286282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 287282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int imageType = getBufferedImageType(nativeConfig); 288282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 289282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // create the image 290282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BufferedImage image = new BufferedImage(width, height, imageType); 291282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 292282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // copy the source image into the image. 293282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int[] argb = new int[width * height]; 294282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski srcImage.getRGB(0, 0, width, height, argb, 0, width); 295282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski image.setRGB(0, 0, width, height, argb, 0, width); 296282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 297282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // create a delegate with the content of the stream. 298282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = new Bitmap_Delegate(image, Config.nativeToConfig(nativeConfig)); 299282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 30070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createBitmap(delegate, getPremultipliedBitmapCreateFlags(isMutable), 30170f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta Bitmap.getDefaultDensity()); 302282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 303282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 304282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 30588a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static void nativeDestructor(long nativeBitmap) { 306282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski sManager.removeJavaReferenceFor(nativeBitmap); 307282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 308282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 309282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 310bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta /*package*/ static boolean nativeRecycle(long nativeBitmap) { 311282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski sManager.removeJavaReferenceFor(nativeBitmap); 312bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta return true; 313bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta } 314bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta 315bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta @LayoutlibDelegate 316bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta /*package*/ static void nativeReconfigure(long nativeBitmap, int width, int height, 317bb5d0cc4369590ce892cca2f717f5d5568c5f655Deepanshu Gupta int config, int allocSize, boolean isPremultiplied) { 318bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta Bridge.getLog().error(LayoutLog.TAG_UNSUPPORTED, 319bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta "Bitmap.reconfigure() is not supported", null /*data*/); 320282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 321282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 322282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 32388a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static boolean nativeCompress(long nativeBitmap, int format, int quality, 324282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski OutputStream stream, byte[] tempStorage) { 325282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_UNSUPPORTED, 326282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Bitmap.compress() is not supported", null /*data*/); 327282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return true; 328282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 329282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 330282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 33188a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static void nativeErase(long nativeBitmap, int color) { 332282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the delegate from the native int. 333282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 334282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 335282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return; 336282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 337282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 338282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BufferedImage image = delegate.mImage; 339282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 340282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Graphics2D g = image.createGraphics(); 341282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski try { 342282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski g.setColor(new java.awt.Color(color, true)); 343282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 344282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski g.fillRect(0, 0, image.getWidth(), image.getHeight()); 345282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } finally { 346282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski g.dispose(); 347282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 348282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 349282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 350282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 35188a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static int nativeRowBytes(long nativeBitmap) { 352282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the delegate from the native int. 353282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 354282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 355282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return 0; 356282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 357282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 358282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return delegate.mImage.getWidth(); 359282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 360282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 361282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 36288a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static int nativeConfig(long nativeBitmap) { 363282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the delegate from the native int. 364282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 365282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 366282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return 0; 367282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 368282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 369282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return delegate.mConfig.nativeInt; 370282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 371282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 372282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 37388a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static boolean nativeHasAlpha(long nativeBitmap) { 374282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the delegate from the native int. 375282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 376282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 377282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return true; 378282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 379282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 380282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return delegate.mHasAlpha; 381282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 382282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 383282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 38488a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static boolean nativeHasMipMap(long nativeBitmap) { 385282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the delegate from the native int. 386282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 387282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 388282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return true; 389282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 390282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 391282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return delegate.mHasMipMap; 392282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 393282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 394282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 39526e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta /*package*/ static int nativeGetPixel(long nativeBitmap, int x, int y) { 396282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the delegate from the native int. 397282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 398282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 399282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return 0; 400282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 401282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 402282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return delegate.mImage.getRGB(x, y); 403282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 404282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 405282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 40688a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static void nativeGetPixels(long nativeBitmap, int[] pixels, int offset, 40726e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta int stride, int x, int y, int width, int height) { 408282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 409282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 410282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return; 411282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 412282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 413282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski delegate.getImage().getRGB(x, y, width, height, pixels, offset, stride); 414282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 415282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 416282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 417282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 41826e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta /*package*/ static void nativeSetPixel(long nativeBitmap, int x, int y, int color) { 419282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 420282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 421282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return; 422282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 423282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 424282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski delegate.getImage().setRGB(x, y, color); 425282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 426282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 427282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 42888a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static void nativeSetPixels(long nativeBitmap, int[] colors, int offset, 42926e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta int stride, int x, int y, int width, int height) { 430282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 431282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 432282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return; 433282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 434282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 435282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski delegate.getImage().setRGB(x, y, width, height, colors, offset, stride); 436282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 437282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 438282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 43988a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static void nativeCopyPixelsToBuffer(long nativeBitmap, Buffer dst) { 440282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // FIXME implement native delegate 441282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().fidelityWarning(LayoutLog.TAG_UNSUPPORTED, 442282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Bitmap.copyPixelsToBuffer is not supported.", null, null /*data*/); 443282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 444282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 445282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 44688a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static void nativeCopyPixelsFromBuffer(long nb, Buffer src) { 447282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // FIXME implement native delegate 448282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().fidelityWarning(LayoutLog.TAG_UNSUPPORTED, 449282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "Bitmap.copyPixelsFromBuffer is not supported.", null, null /*data*/); 450282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 451282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 452282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 45388a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static int nativeGenerationId(long nativeBitmap) { 454282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 455282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 456282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return 0; 457282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 458282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 459282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return delegate.mGenerationId; 460282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 461282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 462282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 463282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /*package*/ static Bitmap nativeCreateFromParcel(Parcel p) { 464282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // This is only called by Bitmap.CREATOR (Parcelable.Creator<Bitmap>), which is only 465282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // used during aidl call so really this should not be called. 466282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_UNSUPPORTED, 467282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "AIDL is not suppored, and therefore Bitmaps cannot be created from parcels.", 468282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski null /*data*/); 469282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 470282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 471282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 472282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 47388a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static boolean nativeWriteToParcel(long nativeBitmap, boolean isMutable, 474282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int density, Parcel p) { 475282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // This is only called when sending a bitmap through aidl, so really this should not 476282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // be called. 477282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().error(LayoutLog.TAG_UNSUPPORTED, 478282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "AIDL is not suppored, and therefore Bitmaps cannot be written to parcels.", 479282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski null /*data*/); 480282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 481282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 482282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 483282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 48488a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static Bitmap nativeExtractAlpha(long nativeBitmap, long nativePaint, 485282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int[] offsetXY) { 486282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate bitmap = sManager.getDelegate(nativeBitmap); 487282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (bitmap == null) { 488282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return null; 489282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 490282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 491282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the paint which can be null if nativePaint is 0. 492282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Paint_Delegate paint = Paint_Delegate.getDelegate(nativePaint); 493282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 494282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (paint != null && paint.getMaskFilter() != null) { 495282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bridge.getLog().fidelityWarning(LayoutLog.TAG_MASKFILTER, 496282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski "MaskFilter not supported in Bitmap.extractAlpha", 497282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski null, null /*data*/); 498282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 499282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 500282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int alpha = paint != null ? paint.getAlpha() : 0xFF; 501282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BufferedImage image = createCopy(bitmap.getImage(), BufferedImage.TYPE_INT_ARGB, alpha); 502282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 503282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // create the delegate. The actual Bitmap config is only an alpha channel 504282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = new Bitmap_Delegate(image, Config.ALPHA_8); 505282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 506282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // the density doesn't matter, it's set by the Java method. 50770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createBitmap(delegate, EnumSet.of(BitmapCreateFlags.MUTABLE), 508282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Density.DEFAULT_DENSITY /*density*/); 509282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 510282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 511282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 51288a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static void nativePrepareToDraw(long nativeBitmap) { 513282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // nothing to be done here. 514282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 515282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 516282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 51726e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta /*package*/ static boolean nativeIsPremultiplied(long nativeBitmap) { 51826e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta // get the delegate from the native int. 51926e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 52026e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta return delegate != null && delegate.mIsPremultiplied; 52126e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta 52226e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta } 52326e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta 52426e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta @LayoutlibDelegate 52526e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta /*package*/ static void nativeSetPremultiplied(long nativeBitmap, boolean isPremul) { 52626e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta // get the delegate from the native int. 52726e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 52826e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta if (delegate == null) { 52926e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta return; 53026e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta } 53126e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta 53226e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta delegate.mIsPremultiplied = isPremul; 53326e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta } 53426e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta 53526e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta @LayoutlibDelegate 53626e32ea559da98dcdebaefb74d4f3c1a5ce705c3Deepanshu Gupta /*package*/ static void nativeSetHasAlpha(long nativeBitmap, boolean hasAlpha, 537e05bb956ce429618fd4f971a9dc708b9313c59eaDeepanshu Gupta boolean isPremul) { 538282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the delegate from the native int. 539282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 540282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 541282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return; 542282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 543282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 544282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski delegate.mHasAlpha = hasAlpha; 545282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 546282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 547282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 54888a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static void nativeSetHasMipMap(long nativeBitmap, boolean hasMipMap) { 549282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the delegate from the native int. 550282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate = sManager.getDelegate(nativeBitmap); 551282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate == null) { 552282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return; 553282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 554282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 555282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski delegate.mHasMipMap = hasMipMap; 556282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 557282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 558282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski @LayoutlibDelegate 55988a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath /*package*/ static boolean nativeSameAs(long nb0, long nb1) { 560282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate1 = sManager.getDelegate(nb0); 561282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate1 == null) { 562282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 563282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 564282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 565282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski Bitmap_Delegate delegate2 = sManager.getDelegate(nb1); 566282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate2 == null) { 567282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 568282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 569282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 570282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BufferedImage image1 = delegate1.getImage(); 571282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BufferedImage image2 = delegate2.getImage(); 572282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate1.mConfig != delegate2.mConfig || 573282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski image1.getWidth() != image2.getWidth() || 574282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski image1.getHeight() != image2.getHeight()) { 575282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 576282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 577282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 578282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get the internal data 579282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int w = image1.getWidth(); 580282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int h = image2.getHeight(); 581282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int[] argb1 = new int[w*h]; 582282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int[] argb2 = new int[w*h]; 583282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 584282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski image1.getRGB(0, 0, w, h, argb1, 0, w); 585282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski image2.getRGB(0, 0, w, h, argb2, 0, w); 586282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 587282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // compares 588282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (delegate1.mConfig == Config.ALPHA_8) { 589282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // in this case we have to manually compare the alpha channel as the rest is garbage. 590282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski final int length = w*h; 591282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski for (int i = 0 ; i < length ; i++) { 592282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if ((argb1[i] & 0xFF000000) != (argb2[i] & 0xFF000000)) { 593282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return false; 594282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 595282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 596282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return true; 597282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 598282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 599282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return Arrays.equals(argb1, argb2); 600282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 601282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 602282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // ---- Private delegate/helper methods ---- 603282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 604282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski private Bitmap_Delegate(BufferedImage image, Config config) { 605282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski mImage = image; 606282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski mConfig = config; 607282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 608282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 60970f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta private static Bitmap createBitmap(Bitmap_Delegate delegate, 61070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta Set<BitmapCreateFlags> createFlags, int density) { 611282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // get its native_int 61288a8364c386c694f7ad56662ef89713dbf7c9d63Narayan Kamath long nativeInt = sManager.addNewDelegate(delegate); 613282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 61470f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta int width = delegate.mImage.getWidth(); 61570f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta int height = delegate.mImage.getHeight(); 61670f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta boolean isMutable = createFlags.contains(BitmapCreateFlags.MUTABLE); 61770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta boolean isPremultiplied = createFlags.contains(BitmapCreateFlags.PREMULTIPLIED); 61870f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta 619282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski // and create/return a new Bitmap with it 62070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return new Bitmap(nativeInt, null /* buffer */, width, height, density, isMutable, 62170f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta isPremultiplied, null /*ninePatchChunk*/, null /* layoutBounds */); 622282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 623282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 62470f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta private static Set<BitmapCreateFlags> getPremultipliedBitmapCreateFlags(boolean isMutable) { 625bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta Set<BitmapCreateFlags> createFlags = EnumSet.of(BitmapCreateFlags.PREMULTIPLIED); 62670f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta if (isMutable) { 62770f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta createFlags.add(BitmapCreateFlags.MUTABLE); 62870f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta } 62970f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta return createFlags; 63070f5cc1d5bb9c67781fa6e076e21547547301a3bDeepanshu Gupta } 631bd28e2d9d3c2a7e80babd39471d5788843a48d4aDeepanshu Gupta 632282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /** 633282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * Creates and returns a copy of a given BufferedImage. 634282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * <p/> 635282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * if alpha is different than 255, then it is applied to the alpha channel of each pixel. 636282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * 637282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param image the image to copy 638282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param imageType the type of the new image 639282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @param alpha an optional alpha modifier 640282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski * @return a new BufferedImage 641282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski */ 642282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski /*package*/ static BufferedImage createCopy(BufferedImage image, int imageType, int alpha) { 643282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int w = image.getWidth(); 644282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int h = image.getHeight(); 645282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 646282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski BufferedImage result = new BufferedImage(w, h, imageType); 647282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 648282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int[] argb = new int[w * h]; 649282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski image.getRGB(0, 0, image.getWidth(), image.getHeight(), argb, 0, image.getWidth()); 650282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 651282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski if (alpha != 255) { 652282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski final int length = argb.length; 653282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski for (int i = 0 ; i < length; i++) { 654282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski int a = (argb[i] >>> 24 * alpha) / 255; 655282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski argb[i] = (a << 24) | (argb[i] & 0x00FFFFFF); 656282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 657282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 658282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 659282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski result.setRGB(0, 0, w, h, argb, 0, w); 660282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 661282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski return result; 662282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski } 663282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski 664282e181b58cf72b6ca770dc7ca5f91f135444502Adam Lesinski} 665