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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "extensions/common/image_util.h" | 5 #include "extensions/common/image_util.h" |
| 6 | 6 |
| 7 #include <stddef.h> | 7 #include <stddef.h> |
| 8 #include <stdint.h> | 8 #include <stdint.h> |
| 9 #include <vector> | 9 #include <vector> |
| 10 | 10 |
| 11 #include "base/strings/string_number_conversions.h" | 11 #include "base/strings/string_number_conversions.h" |
| 12 #include "base/strings/string_util.h" | 12 #include "base/strings/string_util.h" |
| 13 #include "base/strings/stringprintf.h" | 13 #include "base/strings/stringprintf.h" |
| 14 #include "third_party/re2/src/re2/re2.h" | 14 #include "third_party/re2/src/re2/re2.h" |
| 15 #include "third_party/skia/include/core/SkColor.h" | 15 #include "third_party/skia/include/core/SkColor.h" |
| 16 #include "third_party/skia/include/utils/SkParse.h" | |
| 16 #include "ui/gfx/color_utils.h" | 17 #include "ui/gfx/color_utils.h" |
| 17 | 18 |
| 18 namespace extensions { | 19 namespace extensions { |
| 19 namespace image_util { | 20 namespace image_util { |
| 20 | 21 |
| 21 bool ParseCssColorString(const std::string& color_string, SkColor* result) { | 22 bool ParseCssColorString(const std::string& color_string, SkColor* result) { |
| 22 if (color_string.empty()) | 23 if (color_string.empty()) |
| 23 return false; | 24 return false; |
| 24 if (color_string[0] == '#') | 25 if (color_string[0] == '#') |
| 25 return ParseHexColorString(color_string, result); | 26 return ParseHexColorString(color_string, result); |
| 26 if (base::StartsWith(color_string, "hsl", base::CompareCase::SENSITIVE)) | 27 if (base::StartsWith(color_string, "hsl", base::CompareCase::SENSITIVE)) |
| 27 return ParseHslColorString(color_string, result); | 28 return ParseHslColorString(color_string, result); |
| 28 if (base::StartsWith(color_string, "rgb", base::CompareCase::SENSITIVE)) { | 29 if (base::StartsWith(color_string, "rgb", base::CompareCase::SENSITIVE)) { |
| 29 NOTIMPLEMENTED(); | 30 NOTIMPLEMENTED(); |
| 30 return false; | 31 return false; |
| 31 } | 32 } |
| 33 if (SkParse::FindNamedColor(color_string.c_str(), color_string.size(), | |
|
Devlin
2016/03/09 17:52:20
nifty!
| |
| 34 result) != nullptr) { | |
| 35 return true; | |
| 36 } | |
| 37 | |
| 32 return false; | 38 return false; |
| 33 } | 39 } |
| 34 | 40 |
| 35 bool ParseHexColorString(const std::string& color_string, SkColor* result) { | 41 bool ParseHexColorString(const std::string& color_string, SkColor* result) { |
| 36 std::string formatted_color; | 42 std::string formatted_color; |
| 37 // Check the string for incorrect formatting. | 43 // Check the string for incorrect formatting. |
| 38 if (color_string.empty() || color_string[0] != '#') | 44 if (color_string.empty() || color_string[0] != '#') |
| 39 return false; | 45 return false; |
| 40 | 46 |
| 41 // Convert the string from #FFF format to #FFFFFF format. | 47 // Convert the string from #FFF format to #FFFFFF format. |
| (...skipping 52 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
| 94 hsl.l = std::max(0.0, std::min(100.0, lightness)) / 100.0; | 100 hsl.l = std::max(0.0, std::min(100.0, lightness)) / 100.0; |
| 95 | 101 |
| 96 SkAlpha sk_alpha = std::max(0.0, std::min(1.0, alpha)) * 255; | 102 SkAlpha sk_alpha = std::max(0.0, std::min(1.0, alpha)) * 255; |
| 97 | 103 |
| 98 *result = color_utils::HSLToSkColor(hsl, sk_alpha); | 104 *result = color_utils::HSLToSkColor(hsl, sk_alpha); |
| 99 return true; | 105 return true; |
| 100 } | 106 } |
| 101 | 107 |
| 102 } // namespace image_util | 108 } // namespace image_util |
| 103 } // namespace extensions | 109 } // namespace extensions |
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