PorterDuff.cpp revision 1526a458a30184609f19b05e7334da3cbde81dd1
1/* libs/android_runtime/android/graphics/PorterDuff.cpp 2** 3** Copyright 2006, The Android Open Source Project 4** 5** Licensed under the Apache License, Version 2.0 (the "License"); 6** you may not use this file except in compliance with the License. 7** You may obtain a copy of the License at 8** 9** http://www.apache.org/licenses/LICENSE-2.0 10** 11** Unless required by applicable law or agreed to in writing, software 12** distributed under the License is distributed on an "AS IS" BASIS, 13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14** See the License for the specific language governing permissions and 15** limitations under the License. 16*/ 17 18// This file was generated from the C++ include file: SkPorterDuff.h 19// Any changes made to this file will be discarded by the build. 20// To change this file, either edit the include, or device/tools/gluemaker/main.cpp, 21// or one of the auxilary file specifications in device/tools/gluemaker. 22 23#include "jni.h" 24#include "GraphicsJNI.h" 25#include "core_jni_helpers.h" 26 27#include "SkXfermode.h" 28 29namespace android { 30 31class SkPorterDuffGlue { 32public: 33 34 static jlong CreateXfermode(JNIEnv* env, jobject, jint modeHandle) { 35 // validate that the Java enum values match our expectations 36 SK_COMPILE_ASSERT(0 == SkXfermode::kClear_Mode, xfermode_mismatch); 37 SK_COMPILE_ASSERT(1 == SkXfermode::kSrc_Mode, xfermode_mismatch); 38 SK_COMPILE_ASSERT(2 == SkXfermode::kDst_Mode, xfermode_mismatch); 39 SK_COMPILE_ASSERT(3 == SkXfermode::kSrcOver_Mode, xfermode_mismatch); 40 SK_COMPILE_ASSERT(4 == SkXfermode::kDstOver_Mode, xfermode_mismatch); 41 SK_COMPILE_ASSERT(5 == SkXfermode::kSrcIn_Mode, xfermode_mismatch); 42 SK_COMPILE_ASSERT(6 == SkXfermode::kDstIn_Mode, xfermode_mismatch); 43 SK_COMPILE_ASSERT(7 == SkXfermode::kSrcOut_Mode, xfermode_mismatch); 44 SK_COMPILE_ASSERT(8 == SkXfermode::kDstOut_Mode, xfermode_mismatch); 45 SK_COMPILE_ASSERT(9 == SkXfermode::kSrcATop_Mode, xfermode_mismatch); 46 SK_COMPILE_ASSERT(10 == SkXfermode::kDstATop_Mode, xfermode_mismatch); 47 SK_COMPILE_ASSERT(11 == SkXfermode::kXor_Mode, xfermode_mismatch); 48 SK_COMPILE_ASSERT(16 == SkXfermode::kDarken_Mode, xfermode_mismatch); 49 SK_COMPILE_ASSERT(17 == SkXfermode::kLighten_Mode, xfermode_mismatch); 50 SK_COMPILE_ASSERT(13 == SkXfermode::kModulate_Mode, xfermode_mismatch); 51 SK_COMPILE_ASSERT(14 == SkXfermode::kScreen_Mode, xfermode_mismatch); 52 SK_COMPILE_ASSERT(12 == SkXfermode::kPlus_Mode, xfermode_mismatch); 53 SK_COMPILE_ASSERT(15 == SkXfermode::kOverlay_Mode, xfermode_mismatch); 54 55 SkXfermode::Mode mode = static_cast<SkXfermode::Mode>(modeHandle); 56 return reinterpret_cast<jlong>(SkXfermode::Create(mode)); 57 } 58 59}; 60 61static JNINativeMethod methods[] = { 62 {"nativeCreateXfermode","(I)J", (void*) SkPorterDuffGlue::CreateXfermode}, 63}; 64 65int register_android_graphics_PorterDuff(JNIEnv* env) { 66 return RegisterMethodsOrDie(env, "android/graphics/PorterDuffXfermode", methods, NELEM(methods)); 67} 68 69} 70