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
20namespace android {
21
22// ---------------------------------------------------------------------------
23
24class Colorizer {
25    bool mEnabled;
26public:
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
37    Colorizer(bool enabled)
38        : mEnabled(enabled) {
39    }
40
41    void colorize(String8& out, color c) {
42        if (mEnabled) {
43            out.appendFormat("\e[%dm", c);
44        }
45    }
46
47    void bold(String8& out) {
48        if (mEnabled) {
49            out.append("\e[1m");
50        }
51    }
52
53    void reset(String8& out) {
54        if (mEnabled) {
55            out.append("\e[0m");
56        }
57    }
58};
59
60// ---------------------------------------------------------------------------
61
62}; // namespace android
63
64
65#endif /* ANDROID_SURFACE_FLINGER_COLORIZER_H */
66