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 // --------------------------------------------------------------------------- 25 26 class Colorizer { 27 bool mEnabled; 28 public: 29 enum color { 30 RED = 31, 31 GREEN = 32, 32 YELLOW = 33, 33 BLUE = 34, 34 MAGENTA = 35, 35 CYAN = 36, 36 WHITE = 37 37 }; 38 Colorizer(bool enabled)39 explicit Colorizer(bool enabled) 40 : mEnabled(enabled) { 41 } 42 colorize(std::string & out,color c)43 void colorize(std::string& out, color c) { 44 if (mEnabled) { 45 base::StringAppendF(&out, "\e[%dm", c); 46 } 47 } 48 bold(std::string & out)49 void bold(std::string& out) { 50 if (mEnabled) { 51 out.append("\e[1m"); 52 } 53 } 54 reset(std::string & out)55 void reset(std::string& out) { 56 if (mEnabled) { 57 out.append("\e[0m"); 58 } 59 } 60 }; 61 62 // --------------------------------------------------------------------------- 63 64 }; // namespace android 65 66 67 #endif /* ANDROID_SURFACE_FLINGER_COLORIZER_H */ 68