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1 /* | 1 /* |
2 * Copyright (C) 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009 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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73 const GraphicsLayer*, | 73 const GraphicsLayer*, |
74 const IntRect& previousInterestRect) const = 0; | 74 const IntRect& previousInterestRect) const = 0; |
75 virtual LayoutSize subpixelAccumulation() const { return LayoutSize(); } | 75 virtual LayoutSize subpixelAccumulation() const { return LayoutSize(); } |
76 // Returns whether the client needs to be repainted with respect to the given
graphics layer. | 76 // Returns whether the client needs to be repainted with respect to the given
graphics layer. |
77 virtual bool needsRepaint(const GraphicsLayer&) const = 0; | 77 virtual bool needsRepaint(const GraphicsLayer&) const = 0; |
78 virtual void paintContents(const GraphicsLayer*, | 78 virtual void paintContents(const GraphicsLayer*, |
79 GraphicsContext&, | 79 GraphicsContext&, |
80 GraphicsLayerPaintingPhase, | 80 GraphicsLayerPaintingPhase, |
81 const IntRect& interestRect) const = 0; | 81 const IntRect& interestRect) const = 0; |
82 | 82 |
83 virtual bool isTrackingPaintInvalidations() const { return false; } | 83 virtual bool isTrackingRasterInvalidations() const { return false; } |
84 | 84 |
85 virtual String debugName(const GraphicsLayer*) const = 0; | 85 virtual String debugName(const GraphicsLayer*) const = 0; |
86 | 86 |
87 #if ENABLE(ASSERT) | 87 #if ENABLE(ASSERT) |
88 // CompositedLayerMapping overrides this to verify that it is not | 88 // CompositedLayerMapping overrides this to verify that it is not |
89 // currently painting contents. An ASSERT fails, if it is. | 89 // currently painting contents. An ASSERT fails, if it is. |
90 // This is executed in GraphicsLayer construction and destruction | 90 // This is executed in GraphicsLayer construction and destruction |
91 // to verify that we don't create or destroy GraphicsLayers | 91 // to verify that we don't create or destroy GraphicsLayers |
92 // while painting. | 92 // while painting. |
93 virtual void verifyNotPainting() {} | 93 virtual void verifyNotPainting() {} |
94 #endif | 94 #endif |
95 }; | 95 }; |
96 | 96 |
97 } // namespace blink | 97 } // namespace blink |
98 | 98 |
99 #endif // GraphicsLayerClient_h | 99 #endif // GraphicsLayerClient_h |
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