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, int op); 35 void writeInt(int value); 36 void outputCommands(FILE *file, const char* opNames[]); 37 38 bool isEmpty() { 39 return (mStart == mEnd); 40 } 41 42 private: 43 int *mBufferFirst; // where the memory starts 44 int* mStart; // where the current command stream starts 45 int* mEnd; // where the current commands end 46 int* mBufferLast; // where the buffer memory ends 47 48 }; 49 50 }; // namespace uirenderer 51 }; // namespace android 52 53 #endif // ANDROID_HWUI_DISPLAY_LIST_LOG_BUFFER_H 54
