1 /* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ANDROID_PRIVATE_GUI_COMPOSER_SERVICE_H 18 #define ANDROID_PRIVATE_GUI_COMPOSER_SERVICE_H 19 20 #include <stdint.h> 21 #include <sys/types.h> 22 23 #include <utils/Singleton.h> 24 #include <utils/StrongPointer.h> 25 26 27 namespace android { 28 29 // --------------------------------------------------------------------------- 30 31 class IMemoryHeap; 32 class ISurfaceComposer; 33 class surface_flinger_cblk_t; 34 35 // --------------------------------------------------------------------------- 36 37 class ComposerService : public Singleton<ComposerService> 38 { 39 // these are constants 40 sp<ISurfaceComposer> mComposerService; 41 sp<IMemoryHeap> mServerCblkMemory; 42 surface_flinger_cblk_t volatile* mServerCblk; 43 ComposerService(); 44 friend class Singleton<ComposerService>; 45 public: 46 static sp<ISurfaceComposer> getComposerService(); 47 static surface_flinger_cblk_t const volatile * getControlBlock(); 48 }; 49 50 // --------------------------------------------------------------------------- 51 }; // namespace android 52 53 #endif // ANDROID_PRIVATE_GUI_COMPOSER_SERVICE_H 54