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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" |
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149 return m_originClean && !m_disableReadingFromCanvas; | 149 return m_originClean && !m_disableReadingFromCanvas; |
150 } | 150 } |
151 | 151 |
152 bool OffscreenCanvas::isPaintable() const | 152 bool OffscreenCanvas::isPaintable() const |
153 { | 153 { |
154 if (!m_context) | 154 if (!m_context) |
155 return ImageBuffer::canCreateImageBuffer(m_size); | 155 return ImageBuffer::canCreateImageBuffer(m_size); |
156 return m_context->isPaintable(); | 156 return m_context->isPaintable(); |
157 } | 157 } |
158 | 158 |
| 159 bool OffscreenCanvas::isAccelerated() const |
| 160 { |
| 161 return m_context && m_context->isAccelerated(); |
| 162 } |
| 163 |
159 OffscreenCanvasFrameDispatcher* OffscreenCanvas::getOrCreateFrameDispatcher() | 164 OffscreenCanvasFrameDispatcher* OffscreenCanvas::getOrCreateFrameDispatcher() |
160 { | 165 { |
161 if (!m_frameDispatcher) { | 166 if (!m_frameDispatcher) { |
162 // The frame dispatcher connects the current thread of OffscreenCanvas | 167 // The frame dispatcher connects the current thread of OffscreenCanvas |
163 // (either main or worker) to the browser process and remains unchanged | 168 // (either main or worker) to the browser process and remains unchanged |
164 // throughout the lifetime of this OffscreenCanvas. | 169 // throughout the lifetime of this OffscreenCanvas. |
165 m_frameDispatcher = wrapUnique(new OffscreenCanvasFrameDispatcherImpl(m_
clientId, m_localId, m_nonce, width(), height())); | 170 m_frameDispatcher = wrapUnique(new OffscreenCanvasFrameDispatcherImpl(m_
clientId, m_localId, m_nonce, width(), height())); |
166 } | 171 } |
167 return m_frameDispatcher.get(); | 172 return m_frameDispatcher.get(); |
168 } | 173 } |
169 | 174 |
170 DEFINE_TRACE(OffscreenCanvas) | 175 DEFINE_TRACE(OffscreenCanvas) |
171 { | 176 { |
172 visitor->trace(m_context); | 177 visitor->trace(m_context); |
173 } | 178 } |
174 | 179 |
175 } // namespace blink | 180 } // namespace blink |
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