LayerDim.h revision 81bac09fa6b01dd1495644d9c825c3666762fced
1/* 2 * Copyright (C) 2007 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_LAYER_DIM_H 18#define ANDROID_LAYER_DIM_H 19 20#include <stdint.h> 21#include <sys/types.h> 22 23#include <EGL/egl.h> 24#include <EGL/eglext.h> 25 26#include "LayerBase.h" 27 28// --------------------------------------------------------------------------- 29 30namespace android { 31 32class LayerDim : public LayerBaseClient 33{ 34 static bool sUseTexture; 35 static GLuint sTexId; 36 static EGLImageKHR sImage; 37 static int32_t sWidth; 38 static int32_t sHeight; 39public: 40 LayerDim(SurfaceFlinger* flinger, DisplayID display, 41 const sp<Client>& client); 42 virtual ~LayerDim(); 43 44 virtual void onDraw(const Region& clip) const; 45 virtual bool needsBlending() const { return true; } 46 virtual bool isSecure() const { return false; } 47 virtual const char* getTypeId() const { return "LayerDim"; } 48 49 static void initDimmer(SurfaceFlinger* flinger, uint32_t w, uint32_t h); 50}; 51 52// --------------------------------------------------------------------------- 53 54}; // namespace android 55 56#endif // ANDROID_LAYER_DIM_H 57