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1 /* | 1 /* |
2 * Copyright (C) 2009, 2010, 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009, 2010, 2011 Apple Inc. All rights reserved. |
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 |
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219 | 219 |
220 IntSize contentOffsetInCompostingLayer() const; | 220 IntSize contentOffsetInCompostingLayer() const; |
221 // Result is transform origin in pixels. | 221 // Result is transform origin in pixels. |
222 FloatPoint3D computeTransformOrigin(const IntRect& borderBox) const; | 222 FloatPoint3D computeTransformOrigin(const IntRect& borderBox) const; |
223 // Result is perspective origin in pixels. | 223 // Result is perspective origin in pixels. |
224 FloatPoint computePerspectiveOrigin(const IntRect& borderBox) const; | 224 FloatPoint computePerspectiveOrigin(const IntRect& borderBox) const; |
225 | 225 |
226 void updateOpacity(const RenderStyle*); | 226 void updateOpacity(const RenderStyle*); |
227 void updateTransform(const RenderStyle*); | 227 void updateTransform(const RenderStyle*); |
228 void updateLayerBlendMode(const RenderStyle*); | 228 void updateLayerBlendMode(const RenderStyle*); |
| 229 void updateIsRootForIsolatedGroup(); |
229 // Return the opacity value that this layer should use for compositing. | 230 // Return the opacity value that this layer should use for compositing. |
230 float compositingOpacity(float rendererOpacity) const; | 231 float compositingOpacity(float rendererOpacity) const; |
231 | 232 |
232 bool isMainFrameRenderViewLayer() const; | 233 bool isMainFrameRenderViewLayer() const; |
233 | 234 |
234 bool paintsBoxDecorations() const; | 235 bool paintsBoxDecorations() const; |
235 bool paintsChildren() const; | 236 bool paintsChildren() const; |
236 | 237 |
237 // Returns true if this compositing layer has no visible content. | 238 // Returns true if this compositing layer has no visible content. |
238 bool isSimpleContainerCompositingLayer() const; | 239 bool isSimpleContainerCompositingLayer() const; |
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335 bool m_isMainFrameRenderViewLayer; | 336 bool m_isMainFrameRenderViewLayer; |
336 bool m_requiresOwnBackingStoreForIntrinsicReasons; | 337 bool m_requiresOwnBackingStoreForIntrinsicReasons; |
337 bool m_requiresOwnBackingStoreForAncestorReasons; | 338 bool m_requiresOwnBackingStoreForAncestorReasons; |
338 bool m_canCompositeFilters; | 339 bool m_canCompositeFilters; |
339 bool m_backgroundLayerPaintsFixedRootBackground; | 340 bool m_backgroundLayerPaintsFixedRootBackground; |
340 }; | 341 }; |
341 | 342 |
342 } // namespace WebCore | 343 } // namespace WebCore |
343 | 344 |
344 #endif // CompositedLayerMapping_h | 345 #endif // CompositedLayerMapping_h |
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