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_LAYER_SCREENSHOT_H 18 #define ANDROID_LAYER_SCREENSHOT_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 30 namespace android { 31 32 class LayerScreenshot : public LayerBaseClient 33 { 34 GLuint mTextureName; 35 GLfloat mTexCoords[8]; 36 sp<SurfaceFlinger> mFlinger; 37 public: 38 LayerScreenshot(SurfaceFlinger* flinger, DisplayID display, 39 const sp<Client>& client); 40 virtual ~LayerScreenshot(); 41 42 status_t capture(); 43 44 virtual void initStates(uint32_t w, uint32_t h, uint32_t flags); 45 virtual uint32_t doTransaction(uint32_t flags); 46 virtual void onDraw(const Region& clip) const; isOpaque()47 virtual bool isOpaque() const { return false; } isSecure()48 virtual bool isSecure() const { return false; } isProtectedByApp()49 virtual bool isProtectedByApp() const { return false; } isProtectedByDRM()50 virtual bool isProtectedByDRM() const { return false; } getTypeId()51 virtual const char* getTypeId() const { return "LayerScreenshot"; } 52 53 private: 54 status_t captureLocked(); 55 void initTexture(GLfloat u, GLfloat v); 56 }; 57 58 // --------------------------------------------------------------------------- 59 60 }; // namespace android 61 62 #endif // ANDROID_LAYER_SCREENSHOT_H 63