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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 #ifndef OffscreenCanvas_h | 5 #ifndef OffscreenCanvas_h |
6 #define OffscreenCanvas_h | 6 #define OffscreenCanvas_h |
7 | 7 |
8 #include "bindings/core/v8/ScriptPromise.h" | 8 #include "bindings/core/v8/ScriptPromise.h" |
9 #include "bindings/core/v8/ScriptState.h" | 9 #include "bindings/core/v8/ScriptState.h" |
10 #include "bindings/core/v8/ScriptWrappable.h" | 10 #include "bindings/core/v8/ScriptWrappable.h" |
11 #include "core/html/HTMLCanvasElement.h" | 11 #include "core/html/HTMLCanvasElement.h" |
12 #include "platform/geometry/IntSize.h" | 12 #include "platform/geometry/IntSize.h" |
13 #include "platform/heap/Handle.h" | 13 #include "platform/heap/Handle.h" |
14 | 14 |
15 namespace blink { | 15 namespace blink { |
16 | 16 |
17 class CanvasContextCreationAttributes; | 17 class CanvasContextCreationAttributes; |
18 class ImageBitmap; | 18 class ImageBitmap; |
19 class OffscreenCanvasRenderingContext2DOrWebGLRenderingContextOrWebGL2RenderingC
ontext; | 19 class OffscreenCanvasRenderingContext2DOrWebGLRenderingContextOrWebGL2RenderingC
ontext; |
20 typedef OffscreenCanvasRenderingContext2DOrWebGLRenderingContextOrWebGL2Renderin
gContext OffscreenRenderingContext; | 20 typedef OffscreenCanvasRenderingContext2DOrWebGLRenderingContextOrWebGL2Renderin
gContext OffscreenRenderingContext; |
21 | 21 |
22 class CORE_EXPORT OffscreenCanvas final : public GarbageCollected<OffscreenCanva
s>, public ScriptWrappable { | 22 class CORE_EXPORT OffscreenCanvas final : public GarbageCollected<OffscreenCanva
s>, public ScriptWrappable { |
23 DEFINE_WRAPPERTYPEINFO(); | 23 DEFINE_WRAPPERTYPEINFO(); |
24 public: | 24 public: |
25 static OffscreenCanvas* create(unsigned width, unsigned height); | 25 static OffscreenCanvas* create(ExecutionContext*, unsigned width, unsigned h
eight); |
26 | 26 |
27 // IDL attributes | 27 // IDL attributes |
28 unsigned width() const { return m_size.width(); } | 28 unsigned width() const { return m_size.width(); } |
29 unsigned height() const { return m_size.height(); } | 29 unsigned height() const { return m_size.height(); } |
30 void setWidth(unsigned); | 30 void setWidth(unsigned); |
31 void setHeight(unsigned); | 31 void setHeight(unsigned); |
32 | 32 |
33 // API Methods | 33 // API Methods |
34 ImageBitmap* transferToImageBitmap(ExceptionState&); | 34 ImageBitmap* transferToImageBitmap(ExceptionState&); |
35 | 35 |
36 IntSize size() const { return m_size; } | 36 IntSize size() const { return m_size; } |
37 void setAssociatedCanvasId(int canvasId) { m_canvasId = canvasId; } | 37 void setAssociatedCanvasId(int canvasId) { m_canvasId = canvasId; } |
38 int getAssociatedCanvasId() const { return m_canvasId; } | 38 int getAssociatedCanvasId() const { return m_canvasId; } |
39 bool isNeutered() const { return m_isNeutered; } | 39 bool isNeutered() const { return m_isNeutered; } |
40 void setNeutered(); | 40 void setNeutered(); |
41 CanvasRenderingContext* getCanvasRenderingContext(ScriptState*, const String
&, const CanvasContextCreationAttributes&); | 41 CanvasRenderingContext* getCanvasRenderingContext(ScriptState*, const String
&, const CanvasContextCreationAttributes&); |
42 CanvasRenderingContext* renderingContext() { return m_context; } | 42 CanvasRenderingContext* renderingContext() { return m_context; } |
43 | 43 |
44 static void registerRenderingContextFactory(PassOwnPtr<CanvasRenderingContex
tFactory>); | 44 static void registerRenderingContextFactory(PassOwnPtr<CanvasRenderingContex
tFactory>); |
45 | 45 |
| 46 SecurityOrigin* getSecurityOrigin() const; |
| 47 bool originClean() const; |
| 48 void setOriginTainted() { m_originClean = false; } |
| 49 |
| 50 ExecutionContext* getExecutionContext() const { return m_executionContext; } |
| 51 |
46 DECLARE_VIRTUAL_TRACE(); | 52 DECLARE_VIRTUAL_TRACE(); |
47 | 53 |
48 private: | 54 private: |
49 explicit OffscreenCanvas(const IntSize&); | 55 explicit OffscreenCanvas(ExecutionContext*, const IntSize&); |
50 | 56 |
51 using ContextFactoryVector = Vector<OwnPtr<CanvasRenderingContextFactory>>; | 57 using ContextFactoryVector = Vector<OwnPtr<CanvasRenderingContextFactory>>; |
52 static ContextFactoryVector& renderingContextFactories(); | 58 static ContextFactoryVector& renderingContextFactories(); |
53 static CanvasRenderingContextFactory* getRenderingContextFactory(int); | 59 static CanvasRenderingContextFactory* getRenderingContextFactory(int); |
54 | 60 |
55 Member<CanvasRenderingContext> m_context; | 61 Member<CanvasRenderingContext> m_context; |
| 62 Member<ExecutionContext> m_executionContext; |
56 int m_canvasId = -1; // DOMNodeIds starts from 0, using -1 to indicate no as
sociated canvas element. | 63 int m_canvasId = -1; // DOMNodeIds starts from 0, using -1 to indicate no as
sociated canvas element. |
57 IntSize m_size; | 64 IntSize m_size; |
58 bool m_isNeutered = false; | 65 bool m_isNeutered = false; |
| 66 |
| 67 bool m_originClean; |
59 }; | 68 }; |
60 | 69 |
61 } // namespace blink | 70 } // namespace blink |
62 | 71 |
63 #endif // OffscreenCanvas_h | 72 #endif // OffscreenCanvas_h |
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