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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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38 #include "wtf/MathExtras.h" | 38 #include "wtf/MathExtras.h" |
39 #include <limits> | 39 #include <limits> |
40 | 40 |
41 namespace blink { | 41 namespace blink { |
42 | 42 |
43 class ComputedStyle; | 43 class ComputedStyle; |
44 class LayoutView; | 44 class LayoutView; |
45 class Font; | 45 class Font; |
46 | 46 |
47 class CORE_EXPORT CSSToLengthConversionData { | 47 class CORE_EXPORT CSSToLengthConversionData { |
48 DISALLOW_ALLOCATION(); | 48 DISALLOW_NEW(); |
49 public: | 49 public: |
50 | 50 |
51 class FontSizes { | 51 class FontSizes { |
52 DISALLOW_ALLOCATION(); | 52 DISALLOW_NEW(); |
53 public: | 53 public: |
54 FontSizes() : m_em(0), m_rem(0), m_font(nullptr) { } | 54 FontSizes() : m_em(0), m_rem(0), m_font(nullptr) { } |
55 FontSizes(float em, float rem, const Font*); | 55 FontSizes(float em, float rem, const Font*); |
56 FontSizes(const ComputedStyle*, const ComputedStyle* rootStyle); | 56 FontSizes(const ComputedStyle*, const ComputedStyle* rootStyle); |
57 | 57 |
58 float em() const { return m_em; } | 58 float em() const { return m_em; } |
59 float rem() const { return m_rem; } | 59 float rem() const { return m_rem; } |
60 float ex() const; | 60 float ex() const; |
61 float ch() const; | 61 float ch() const; |
62 private: | 62 private: |
63 float m_em; | 63 float m_em; |
64 float m_rem; | 64 float m_rem; |
65 const Font* m_font; | 65 const Font* m_font; |
66 }; | 66 }; |
67 | 67 |
68 class ViewportSize { | 68 class ViewportSize { |
69 DISALLOW_ALLOCATION(); | 69 DISALLOW_NEW(); |
70 public: | 70 public: |
71 ViewportSize() : m_width(0), m_height(0) { } | 71 ViewportSize() : m_width(0), m_height(0) { } |
72 ViewportSize(double width, double height) : m_width(width), m_height(hei
ght) { } | 72 ViewportSize(double width, double height) : m_width(width), m_height(hei
ght) { } |
73 explicit ViewportSize(const LayoutView*); | 73 explicit ViewportSize(const LayoutView*); |
74 | 74 |
75 double width() const { return m_width; } | 75 double width() const { return m_width; } |
76 double height() const { return m_height; } | 76 double height() const { return m_height; } |
77 private: | 77 private: |
78 double m_width; | 78 double m_width; |
79 double m_height; | 79 double m_height; |
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113 private: | 113 private: |
114 const ComputedStyle* m_style; | 114 const ComputedStyle* m_style; |
115 FontSizes m_fontSizes; | 115 FontSizes m_fontSizes; |
116 ViewportSize m_viewportSize; | 116 ViewportSize m_viewportSize; |
117 float m_zoom; | 117 float m_zoom; |
118 }; | 118 }; |
119 | 119 |
120 } // namespace blink | 120 } // namespace blink |
121 | 121 |
122 #endif | 122 #endif |
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