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1 /* | 1 /* |
2 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. | 2 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. |
3 * | 3 * |
4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
8 * | 8 * |
9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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29 | 29 |
30 enum LayoutSVGResourceMode { | 30 enum LayoutSVGResourceMode { |
31 ApplyToFillMode, | 31 ApplyToFillMode, |
32 ApplyToStrokeMode, | 32 ApplyToStrokeMode, |
33 }; | 33 }; |
34 | 34 |
35 class GraphicsContext; | 35 class GraphicsContext; |
36 class GraphicsContextStateSaver; | 36 class GraphicsContextStateSaver; |
37 class LayoutObject; | 37 class LayoutObject; |
38 class LayoutSVGResourcePaintServer; | 38 class LayoutSVGResourcePaintServer; |
39 class LayoutStyle; | 39 class ComputedStyle; |
40 | 40 |
41 class SVGPaintServer { | 41 class SVGPaintServer { |
42 public: | 42 public: |
43 explicit SVGPaintServer(Color); | 43 explicit SVGPaintServer(Color); |
44 explicit SVGPaintServer(PassRefPtr<Gradient>); | 44 explicit SVGPaintServer(PassRefPtr<Gradient>); |
45 explicit SVGPaintServer(PassRefPtr<Pattern>); | 45 explicit SVGPaintServer(PassRefPtr<Pattern>); |
46 | 46 |
47 static SVGPaintServer requestForLayoutObject(const LayoutObject&, const Layo
utStyle&, LayoutSVGResourceMode); | 47 static SVGPaintServer requestForLayoutObject(const LayoutObject&, const Comp
utedStyle&, LayoutSVGResourceMode); |
48 static bool existsForLayoutObject(const LayoutObject&, const LayoutStyle&, L
ayoutSVGResourceMode); | 48 static bool existsForLayoutObject(const LayoutObject&, const ComputedStyle&,
LayoutSVGResourceMode); |
49 | 49 |
50 void apply(GraphicsContext&, LayoutSVGResourceMode, float paintAlpha, Graphi
csContextStateSaver&); | 50 void apply(GraphicsContext&, LayoutSVGResourceMode, float paintAlpha, Graphi
csContextStateSaver&); |
51 | 51 |
52 static SVGPaintServer invalid() { return SVGPaintServer(Color(Color::transpa
rent)); } | 52 static SVGPaintServer invalid() { return SVGPaintServer(Color(Color::transpa
rent)); } |
53 bool isValid() const { return m_color != Color::transparent; } | 53 bool isValid() const { return m_color != Color::transparent; } |
54 | 54 |
55 bool isTransformDependent() const { return m_gradient || m_pattern; } | 55 bool isTransformDependent() const { return m_gradient || m_pattern; } |
56 void prependTransform(const AffineTransform&); | 56 void prependTransform(const AffineTransform&); |
57 | 57 |
58 private: | 58 private: |
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75 }; | 75 }; |
76 | 76 |
77 class LayoutSVGResourcePaintServer : public LayoutSVGResourceContainer { | 77 class LayoutSVGResourcePaintServer : public LayoutSVGResourceContainer { |
78 public: | 78 public: |
79 LayoutSVGResourcePaintServer(SVGElement*); | 79 LayoutSVGResourcePaintServer(SVGElement*); |
80 virtual ~LayoutSVGResourcePaintServer(); | 80 virtual ~LayoutSVGResourcePaintServer(); |
81 | 81 |
82 virtual SVGPaintServer preparePaintServer(const LayoutObject&) = 0; | 82 virtual SVGPaintServer preparePaintServer(const LayoutObject&) = 0; |
83 | 83 |
84 // Helper utilities used in to access the underlying resources for DRT. | 84 // Helper utilities used in to access the underlying resources for DRT. |
85 static SVGPaintDescription requestPaintDescription(const LayoutObject&, cons
t LayoutStyle&, LayoutSVGResourceMode); | 85 static SVGPaintDescription requestPaintDescription(const LayoutObject&, cons
t ComputedStyle&, LayoutSVGResourceMode); |
86 }; | 86 }; |
87 | 87 |
88 DEFINE_TYPE_CASTS(LayoutSVGResourcePaintServer, LayoutSVGResourceContainer, reso
urce, resource->isSVGPaintServer(), resource.isSVGPaintServer()); | 88 DEFINE_TYPE_CASTS(LayoutSVGResourcePaintServer, LayoutSVGResourceContainer, reso
urce, resource->isSVGPaintServer(), resource.isSVGPaintServer()); |
89 | 89 |
90 } | 90 } |
91 | 91 |
92 #endif | 92 #endif |
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