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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 #ifndef StyleAutoColor_h | 5 #ifndef StyleAutoColor_h |
6 #define StyleAutoColor_h | 6 #define StyleAutoColor_h |
7 | 7 |
8 #include "core/css/StyleColor.h" | 8 #include "core/css/StyleColor.h" |
9 #include "platform/graphics/Color.h" | 9 #include "platform/graphics/Color.h" |
10 #include "wtf/Allocator.h" | 10 #include "wtf/Allocator.h" |
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27 Color color() const { | 27 Color color() const { |
28 DCHECK(m_type == ValueType::SpecifiedColor); | 28 DCHECK(m_type == ValueType::SpecifiedColor); |
29 return m_color; | 29 return m_color; |
30 } | 30 } |
31 | 31 |
32 Color resolve(Color currentColor) const { | 32 Color resolve(Color currentColor) const { |
33 return m_type == ValueType::SpecifiedColor ? m_color : currentColor; | 33 return m_type == ValueType::SpecifiedColor ? m_color : currentColor; |
34 } | 34 } |
35 | 35 |
36 StyleColor toStyleColor() const { | 36 StyleColor toStyleColor() const { |
| 37 DCHECK(m_type != ValueType::Auto); |
37 if (m_type == ValueType::SpecifiedColor) | 38 if (m_type == ValueType::SpecifiedColor) |
38 return StyleColor(m_color); | 39 return StyleColor(m_color); |
| 40 DCHECK(m_type == ValueType::CurrentColor); |
39 return StyleColor::currentColor(); | 41 return StyleColor::currentColor(); |
40 } | 42 } |
41 | 43 |
42 private: | 44 private: |
43 enum class ValueType { Auto, CurrentColor, SpecifiedColor }; | 45 enum class ValueType { Auto, CurrentColor, SpecifiedColor }; |
44 StyleAutoColor(ValueType type) : m_type(type) {} | 46 StyleAutoColor(ValueType type) : m_type(type) {} |
45 | 47 |
46 ValueType m_type; | 48 ValueType m_type; |
47 Color m_color; | 49 Color m_color; |
48 }; | 50 }; |
49 | 51 |
50 inline bool operator==(const StyleAutoColor& a, const StyleAutoColor& b) { | 52 inline bool operator==(const StyleAutoColor& a, const StyleAutoColor& b) { |
51 if (a.isAutoColor() || b.isAutoColor()) | 53 if (a.isAutoColor() || b.isAutoColor()) |
52 return a.isAutoColor() && b.isAutoColor(); | 54 return a.isAutoColor() && b.isAutoColor(); |
53 if (a.isCurrentColor() || b.isCurrentColor()) | 55 if (a.isCurrentColor() || b.isCurrentColor()) |
54 return a.isCurrentColor() && b.isCurrentColor(); | 56 return a.isCurrentColor() && b.isCurrentColor(); |
55 return a.color() == b.color(); | 57 return a.color() == b.color(); |
56 } | 58 } |
57 | 59 |
58 inline bool operator!=(const StyleAutoColor& a, const StyleAutoColor& b) { | 60 inline bool operator!=(const StyleAutoColor& a, const StyleAutoColor& b) { |
59 return !(a == b); | 61 return !(a == b); |
60 } | 62 } |
61 | 63 |
62 } // namespace blink | 64 } // namespace blink |
63 | 65 |
64 #endif // StyleAutoColor_h | 66 #endif // StyleAutoColor_h |
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