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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 "core/offscreencanvas/OffscreenCanvas.h" | 5 #include "core/offscreencanvas/OffscreenCanvas.h" |
6 | 6 |
7 #include "core/dom/ExceptionCode.h" | 7 #include "core/dom/ExceptionCode.h" |
8 #include "core/html/canvas/CanvasContextCreationAttributes.h" | 8 #include "core/html/canvas/CanvasContextCreationAttributes.h" |
9 #include "core/html/canvas/CanvasRenderingContext.h" | 9 #include "core/html/canvas/CanvasRenderingContext.h" |
10 #include "core/html/canvas/CanvasRenderingContextFactory.h" | 10 #include "core/html/canvas/CanvasRenderingContextFactory.h" |
11 #include "wtf/MathExtras.h" | 11 #include "wtf/MathExtras.h" |
12 | 12 |
13 namespace blink { | 13 namespace blink { |
14 | 14 |
15 OffscreenCanvas::OffscreenCanvas(const IntSize& size) | 15 OffscreenCanvas::OffscreenCanvas(const IntSize& size) |
16 : m_size(size) | 16 : m_size(size) |
| 17 , m_originClean(true) |
17 { | 18 { |
18 } | 19 } |
19 | 20 |
20 OffscreenCanvas* OffscreenCanvas::create(unsigned width, unsigned height) | 21 OffscreenCanvas* OffscreenCanvas::create(unsigned width, unsigned height) |
21 { | 22 { |
22 return new OffscreenCanvas(IntSize(clampTo<int>(width), clampTo<int>(height)
)); | 23 return new OffscreenCanvas(IntSize(clampTo<int>(width), clampTo<int>(height)
)); |
23 } | 24 } |
24 | 25 |
25 void OffscreenCanvas::setWidth(unsigned width) | 26 void OffscreenCanvas::setWidth(unsigned width) |
26 { | 27 { |
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95 } | 96 } |
96 | 97 |
97 void OffscreenCanvas::registerRenderingContextFactory(PassOwnPtr<CanvasRendering
ContextFactory> renderingContextFactory) | 98 void OffscreenCanvas::registerRenderingContextFactory(PassOwnPtr<CanvasRendering
ContextFactory> renderingContextFactory) |
98 { | 99 { |
99 CanvasRenderingContext::ContextType type = renderingContextFactory->getConte
xtType(); | 100 CanvasRenderingContext::ContextType type = renderingContextFactory->getConte
xtType(); |
100 ASSERT(type < CanvasRenderingContext::ContextTypeCount); | 101 ASSERT(type < CanvasRenderingContext::ContextTypeCount); |
101 ASSERT(!renderingContextFactories()[type]); | 102 ASSERT(!renderingContextFactories()[type]); |
102 renderingContextFactories()[type] = std::move(renderingContextFactory); | 103 renderingContextFactories()[type] = std::move(renderingContextFactory); |
103 } | 104 } |
104 | 105 |
| 106 bool OffscreenCanvas::originClean() const |
| 107 { |
| 108 // TODO(crbug.com/607575): Make Settings accessable in worker and use |
| 109 // disableReadingFromCanvas to determine originClean value. |
| 110 return m_originClean; |
| 111 } |
| 112 |
105 DEFINE_TRACE(OffscreenCanvas) | 113 DEFINE_TRACE(OffscreenCanvas) |
106 { | 114 { |
107 visitor->trace(m_context); | 115 visitor->trace(m_context); |
108 } | 116 } |
109 | 117 |
110 } // namespace blink | 118 } // namespace blink |
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