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_HWUI_DISPLAY_LIST_LOG_BUFFER_H 18 #define ANDROID_HWUI_DISPLAY_LIST_LOG_BUFFER_H 19 20 #include <utils/Singleton.h> 21 22 #include <stdio.h> 23 24 namespace android { 25 namespace uirenderer { 26 27 class DisplayListLogBuffer: public Singleton<DisplayListLogBuffer> { 28 DisplayListLogBuffer(); 29 ~DisplayListLogBuffer(); 30 31 friend class Singleton<DisplayListLogBuffer>; 32 33 public: 34 void writeCommand(int level, const char* label); 35 void outputCommands(FILE *file); 36 37 bool isEmpty() { 38 return (mStart == mEnd); 39 } 40 41 struct OpLog { 42 int level; 43 const char* label; 44 }; 45 46 private: 47 OpLog* mBufferFirst; // where the memory starts 48 OpLog* mStart; // where the current command stream starts 49 OpLog* mEnd; // where the current commands end 50 OpLog* mBufferLast; // where the buffer memory ends 51 52 }; 53 54 }; // namespace uirenderer 55 }; // namespace android 56 57 #endif // ANDROID_HWUI_DISPLAY_LIST_LOG_BUFFER_H 58
