1d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet/* 2d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * Copyright (C) 2010 The Android Open Source Project 3d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * 4d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * Licensed under the Apache License, Version 2.0 (the "License"); 5d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * you may not use this file except in compliance with the License. 6d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * You may obtain a copy of the License at 7d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * 8d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * http://www.apache.org/licenses/LICENSE-2.0 9d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * 10d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * Unless required by applicable law or agreed to in writing, software 11d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * distributed under the License is distributed on an "AS IS" BASIS, 12d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * See the License for the specific language governing permissions and 14d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * limitations under the License. 15d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet */ 16d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 17d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohetpackage android.graphics; 18d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 19d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohetimport com.android.layoutlib.bridge.impl.DelegateManager; 209a4fe29c8d92014d2d9a848e9116b8cc9d0842f9Xavier Ducrohetimport com.android.tools.layoutlib.annotations.LayoutlibDelegate; 21d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 22d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohetimport java.awt.Paint; 23d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 24d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet/** 25d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * Delegate implementing the native methods of android.graphics.ComposeShader 26d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * 27d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * Through the layoutlib_create tool, the original native methods of ComposeShader have been 28d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * replaced by calls to methods of the same name in this delegate class. 29d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * 30d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * This class behaves like the original native implementation, but in Java, keeping previously 31d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * native data into its own objects and mapping them to int that are sent back and forth between 32d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * it and the original ComposeShader class. 33d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * 34d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * Because this extends {@link Shader_Delegate}, there's no need to use a {@link DelegateManager}, 35d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * as all the Shader classes will be added to the manager owned by {@link Shader_Delegate}. 36d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * 37d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * @see Shader_Delegate 38d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet * 39d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet */ 40d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohetpublic class ComposeShader_Delegate extends Shader_Delegate { 41d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 42d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet // ---- delegate data ---- 43d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 44d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet // ---- Public Helper methods ---- 45d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 46d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet @Override 47d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet public Paint getJavaPaint() { 48d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet // FIXME 49d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet return null; 50d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet } 51d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 52d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet @Override 53d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet public boolean isSupported() { 54d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet return false; 55d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet } 56d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 57d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet @Override 58d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet public String getSupportMessage() { 59d38e776a3cc8cb53945cbebafbe6f6c2e3501fa5Xavier Ducrohet return "Compose Shaders are not supported in Layout Preview mode."; 60d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet } 61d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 62d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 63d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet // ---- native methods ---- 64d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 659a4fe29c8d92014d2d9a848e9116b8cc9d0842f9Xavier Ducrohet @LayoutlibDelegate 66d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet /*package*/ static int nativeCreate1(int native_shaderA, int native_shaderB, 67d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet int native_mode) { 68d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet // FIXME not supported yet. 69d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet ComposeShader_Delegate newDelegate = new ComposeShader_Delegate(); 70cc4977d0fdaf657907912fd6cc2f9426dc8d2e36Xavier Ducrohet return sManager.addNewDelegate(newDelegate); 71d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet } 72d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 739a4fe29c8d92014d2d9a848e9116b8cc9d0842f9Xavier Ducrohet @LayoutlibDelegate 74d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet /*package*/ static int nativeCreate2(int native_shaderA, int native_shaderB, 75d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet int porterDuffMode) { 76d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet // FIXME not supported yet. 77d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet ComposeShader_Delegate newDelegate = new ComposeShader_Delegate(); 78cc4977d0fdaf657907912fd6cc2f9426dc8d2e36Xavier Ducrohet return sManager.addNewDelegate(newDelegate); 79d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet } 80d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 819a4fe29c8d92014d2d9a848e9116b8cc9d0842f9Xavier Ducrohet @LayoutlibDelegate 82d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet /*package*/ static int nativePostCreate1(int native_shader, int native_skiaShaderA, 83d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet int native_skiaShaderB, int native_mode) { 84d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet // pass, not needed. 85d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet return 0; 86d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet } 87d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 889a4fe29c8d92014d2d9a848e9116b8cc9d0842f9Xavier Ducrohet @LayoutlibDelegate 89d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet /*package*/ static int nativePostCreate2(int native_shader, int native_skiaShaderA, 90d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet int native_skiaShaderB, int porterDuffMode) { 91d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet // pass, not needed. 92d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet return 0; 93d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet } 94d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 95d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet // ---- Private delegate/helper methods ---- 96d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet 97d348b6eaa98e23cb38d90906df109aaa2d20ea7fXavier Ducrohet} 98