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1 /* | 1 /* |
2 * Copyright (C) 2006, 2007, 2009, 2010, 2011, 2012 Apple Inc. All rights reserv
ed. | 2 * Copyright (C) 2006, 2007, 2009, 2010, 2011, 2012 Apple Inc. All rights reserv
ed. |
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 | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef SKY_ENGINE_CORE_HTML_CANVAS_CANVASRENDERINGCONTEXT2D_H_ | 26 #ifndef SKY_ENGINE_CORE_HTML_CANVAS_CANVASRENDERINGCONTEXT2D_H_ |
27 #define SKY_ENGINE_CORE_HTML_CANVAS_CANVASRENDERINGCONTEXT2D_H_ | 27 #define SKY_ENGINE_CORE_HTML_CANVAS_CANVASRENDERINGCONTEXT2D_H_ |
28 | 28 |
29 #include "sky/engine/bindings/core/v8/ScriptWrappable.h" | 29 #include "sky/engine/tonic/dart_wrappable.h" |
30 #include "sky/engine/core/css/CSSFontSelectorClient.h" | 30 #include "sky/engine/core/css/CSSFontSelectorClient.h" |
31 #include "sky/engine/core/html/canvas/Canvas2DContextAttributes.h" | 31 #include "sky/engine/core/html/canvas/Canvas2DContextAttributes.h" |
32 #include "sky/engine/core/html/canvas/CanvasPathMethods.h" | 32 #include "sky/engine/core/html/canvas/CanvasPathMethods.h" |
33 #include "sky/engine/core/html/canvas/CanvasRenderingContext.h" | 33 #include "sky/engine/core/html/canvas/CanvasRenderingContext.h" |
34 #include "sky/engine/core/html/canvas/HitRegion.h" | 34 #include "sky/engine/core/html/canvas/HitRegion.h" |
35 #include "sky/engine/platform/fonts/Font.h" | 35 #include "sky/engine/platform/fonts/Font.h" |
36 #include "sky/engine/platform/geometry/FloatSize.h" | 36 #include "sky/engine/platform/geometry/FloatSize.h" |
37 #include "sky/engine/platform/graphics/Color.h" | 37 #include "sky/engine/platform/graphics/Color.h" |
38 #include "sky/engine/platform/graphics/GraphicsTypes.h" | 38 #include "sky/engine/platform/graphics/GraphicsTypes.h" |
39 #include "sky/engine/platform/graphics/ImageBuffer.h" | 39 #include "sky/engine/platform/graphics/ImageBuffer.h" |
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57 class FloatRect; | 57 class FloatRect; |
58 class GraphicsContext; | 58 class GraphicsContext; |
59 class HTMLCanvasElement; | 59 class HTMLCanvasElement; |
60 class HTMLImageElement; | 60 class HTMLImageElement; |
61 class ImageBitmap; | 61 class ImageBitmap; |
62 class ImageData; | 62 class ImageData; |
63 class TextMetrics; | 63 class TextMetrics; |
64 | 64 |
65 typedef HashMap<String, RefPtr<MutableStylePropertySet> > MutableStylePropertyMa
p; | 65 typedef HashMap<String, RefPtr<MutableStylePropertySet> > MutableStylePropertyMa
p; |
66 | 66 |
67 class CanvasRenderingContext2D final: public CanvasRenderingContext, public Scri
ptWrappable, public CanvasPathMethods { | 67 class CanvasRenderingContext2D final: public CanvasRenderingContext, public Dart
Wrappable, public CanvasPathMethods { |
68 DEFINE_WRAPPERTYPEINFO(); | 68 DEFINE_WRAPPERTYPEINFO(); |
69 public: | 69 public: |
70 static PassOwnPtr<CanvasRenderingContext2D> create(HTMLCanvasElement* canvas
, const Canvas2DContextAttributes* attrs) | 70 static PassOwnPtr<CanvasRenderingContext2D> create(HTMLCanvasElement* canvas
, const Canvas2DContextAttributes* attrs) |
71 { | 71 { |
72 return adoptPtr(new CanvasRenderingContext2D(canvas, attrs)); | 72 return adoptPtr(new CanvasRenderingContext2D(canvas, attrs)); |
73 } | 73 } |
74 virtual ~CanvasRenderingContext2D(); | 74 virtual ~CanvasRenderingContext2D(); |
75 | 75 |
76 CanvasStyle* strokeStyle() const; | 76 CanvasStyle* strokeStyle() const; |
77 void setStrokeStyle(PassRefPtr<CanvasStyle>); | 77 void setStrokeStyle(PassRefPtr<CanvasStyle>); |
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114 void save() { ++m_stateStack.last()->m_unrealizedSaveCount; } | 114 void save() { ++m_stateStack.last()->m_unrealizedSaveCount; } |
115 void restore(); | 115 void restore(); |
116 | 116 |
117 void scale(float sx, float sy); | 117 void scale(float sx, float sy); |
118 void rotate(float angleInRadians); | 118 void rotate(float angleInRadians); |
119 void translate(float tx, float ty); | 119 void translate(float tx, float ty); |
120 void transform(float m11, float m12, float m21, float m22, float dx, float d
y); | 120 void transform(float m11, float m12, float m21, float m22, float dx, float d
y); |
121 void setTransform(float m11, float m12, float m21, float m22, float dx, floa
t dy); | 121 void setTransform(float m11, float m12, float m21, float m22, float dx, floa
t dy); |
122 void resetTransform(); | 122 void resetTransform(); |
123 | 123 |
| 124 String strokeColor(); |
124 void setStrokeColor(const String& color); | 125 void setStrokeColor(const String& color); |
125 void setStrokeColor(float grayLevel); | 126 void setStrokeColor(float grayLevel); |
126 void setStrokeColor(const String& color, float alpha); | 127 void setStrokeColor(const String& color, float alpha); |
127 void setStrokeColor(float grayLevel, float alpha); | 128 void setStrokeColor(float grayLevel, float alpha); |
128 void setStrokeColor(float r, float g, float b, float a); | 129 void setStrokeColor(float r, float g, float b, float a); |
129 void setStrokeColor(float c, float m, float y, float k, float a); | 130 void setStrokeColor(float c, float m, float y, float k, float a); |
130 | 131 |
| 132 String fillColor(); |
131 void setFillColor(const String& color); | 133 void setFillColor(const String& color); |
132 void setFillColor(float grayLevel); | 134 void setFillColor(float grayLevel); |
133 void setFillColor(const String& color, float alpha); | 135 void setFillColor(const String& color, float alpha); |
134 void setFillColor(float grayLevel, float alpha); | 136 void setFillColor(float grayLevel, float alpha); |
135 void setFillColor(float r, float g, float b, float a); | 137 void setFillColor(float r, float g, float b, float a); |
136 void setFillColor(float c, float m, float y, float k, float a); | 138 void setFillColor(float c, float m, float y, float k, float a); |
137 | 139 |
138 void beginPath(); | 140 void beginPath(); |
139 | 141 |
140 void fill(const String& winding = "nonzero"); | 142 void fill(const String& winding = "nonzero"); |
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207 | 209 |
208 bool imageSmoothingEnabled() const; | 210 bool imageSmoothingEnabled() const; |
209 void setImageSmoothingEnabled(bool); | 211 void setImageSmoothingEnabled(bool); |
210 | 212 |
211 PassRefPtr<Canvas2DContextAttributes> getContextAttributes() const; | 213 PassRefPtr<Canvas2DContextAttributes> getContextAttributes() const; |
212 | 214 |
213 void drawFocusIfNeeded(Element*); | 215 void drawFocusIfNeeded(Element*); |
214 void drawFocusIfNeeded(Path2D*, Element*); | 216 void drawFocusIfNeeded(Path2D*, Element*); |
215 | 217 |
216 void addHitRegion(ExceptionState&); | 218 void addHitRegion(ExceptionState&); |
217 void addHitRegion(const Dictionary&, ExceptionState&); | |
218 void removeHitRegion(const String& id); | 219 void removeHitRegion(const String& id); |
219 void clearHitRegions(); | 220 void clearHitRegions(); |
220 HitRegion* hitRegionAtPoint(const LayoutPoint&); | 221 HitRegion* hitRegionAtPoint(const LayoutPoint&); |
221 unsigned hitRegionsCount() const; | 222 unsigned hitRegionsCount() const; |
222 | 223 |
223 void loseContext(); | 224 void loseContext(); |
224 void restoreContext(); | 225 void restoreContext(); |
225 | 226 |
226 private: | 227 private: |
227 enum Direction { | 228 enum Direction { |
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349 Timer<CanvasRenderingContext2D> m_dispatchContextLostEventTimer; | 350 Timer<CanvasRenderingContext2D> m_dispatchContextLostEventTimer; |
350 Timer<CanvasRenderingContext2D> m_dispatchContextRestoredEventTimer; | 351 Timer<CanvasRenderingContext2D> m_dispatchContextRestoredEventTimer; |
351 Timer<CanvasRenderingContext2D> m_tryRestoreContextEventTimer; | 352 Timer<CanvasRenderingContext2D> m_tryRestoreContextEventTimer; |
352 }; | 353 }; |
353 | 354 |
354 DEFINE_TYPE_CASTS(CanvasRenderingContext2D, CanvasRenderingContext, context, con
text->is2d(), context.is2d()); | 355 DEFINE_TYPE_CASTS(CanvasRenderingContext2D, CanvasRenderingContext, context, con
text->is2d(), context.is2d()); |
355 | 356 |
356 } // namespace blink | 357 } // namespace blink |
357 | 358 |
358 #endif // SKY_ENGINE_CORE_HTML_CANVAS_CANVASRENDERINGCONTEXT2D_H_ | 359 #endif // SKY_ENGINE_CORE_HTML_CANVAS_CANVASRENDERINGCONTEXT2D_H_ |
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