1 /* 2 * Copyright 2013 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_SURFACE_FLINGER_COLORIZER_H 18 #define ANDROID_SURFACE_FLINGER_COLORIZER_H 19 20 #include <android-base/stringprintf.h> 21 22 namespace android { 23 24 class Colorizer { 25 bool mEnabled; 26 public: 27 enum color { 28 RED = 31, 29 GREEN = 32, 30 YELLOW = 33, 31 BLUE = 34, 32 MAGENTA = 35, 33 CYAN = 36, 34 WHITE = 37 35 }; 36 Colorizer(bool enabled)37 explicit Colorizer(bool enabled) 38 : mEnabled(enabled) { 39 } 40 colorize(std::string & out,color c)41 void colorize(std::string& out, color c) { 42 if (mEnabled) { 43 base::StringAppendF(&out, "\e[%dm", c); 44 } 45 } 46 bold(std::string & out)47 void bold(std::string& out) { 48 if (mEnabled) { 49 out.append("\e[1m"); 50 } 51 } 52 reset(std::string & out)53 void reset(std::string& out) { 54 if (mEnabled) { 55 out.append("\e[0m"); 56 } 57 } 58 }; 59 60 } // namespace android 61 62 #endif /* ANDROID_SURFACE_FLINGER_COLORIZER_H */ 63