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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 PaintChunkProperties_h | 5 #ifndef PaintChunkProperties_h |
6 #define PaintChunkProperties_h | 6 #define PaintChunkProperties_h |
7 | 7 |
8 #include "platform/graphics/paint/ClipPaintPropertyNode.h" | 8 #include "platform/graphics/paint/ClipPaintPropertyNode.h" |
9 #include "platform/graphics/paint/EffectPaintPropertyNode.h" | 9 #include "platform/graphics/paint/EffectPaintPropertyNode.h" |
10 #include "platform/graphics/paint/TransformPaintPropertyNode.h" | 10 #include "platform/graphics/paint/TransformPaintPropertyNode.h" |
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22 // properties for a given |PaintChunk|. | 22 // properties for a given |PaintChunk|. |
23 // | 23 // |
24 // This differs from |ObjectPaintProperties| because it only stores one property | 24 // This differs from |ObjectPaintProperties| because it only stores one property |
25 // for each type (e.g., either transform or perspective, but not both). | 25 // for each type (e.g., either transform or perspective, but not both). |
26 struct PaintChunkProperties { | 26 struct PaintChunkProperties { |
27 DISALLOW_NEW_EXCEPT_PLACEMENT_NEW(); | 27 DISALLOW_NEW_EXCEPT_PLACEMENT_NEW(); |
28 | 28 |
29 PaintChunkProperties() : backfaceHidden(false) { } | 29 PaintChunkProperties() : backfaceHidden(false) { } |
30 | 30 |
31 // TODO(pdr): Add scroll properties. | 31 // TODO(pdr): Add scroll properties. |
32 RefPtr<TransformPaintPropertyNode> transform; | 32 RefPtr<const TransformPaintPropertyNode> transform; |
33 RefPtr<ClipPaintPropertyNode> clip; | 33 RefPtr<const ClipPaintPropertyNode> clip; |
34 RefPtr<EffectPaintPropertyNode> effect; | 34 RefPtr<const EffectPaintPropertyNode> effect; |
35 bool backfaceHidden; | 35 bool backfaceHidden; |
36 }; | 36 }; |
37 | 37 |
38 // Equality is based only on the pointers and is not 'deep' which would require | 38 // Equality is based only on the pointers and is not 'deep' which would require |
39 // crawling the entire property tree to compute. | 39 // crawling the entire property tree to compute. |
40 inline bool operator==(const PaintChunkProperties& a, const PaintChunkProperties
& b) | 40 inline bool operator==(const PaintChunkProperties& a, const PaintChunkProperties
& b) |
41 { | 41 { |
42 return a.transform.get() == b.transform.get() | 42 return a.transform.get() == b.transform.get() |
43 && a.clip.get() == b.clip.get() | 43 && a.clip.get() == b.clip.get() |
44 && a.effect.get() == b.effect.get() | 44 && a.effect.get() == b.effect.get() |
45 && a.backfaceHidden == b.backfaceHidden; | 45 && a.backfaceHidden == b.backfaceHidden; |
46 } | 46 } |
47 | 47 |
48 inline bool operator!=(const PaintChunkProperties& a, const PaintChunkProperties
& b) | 48 inline bool operator!=(const PaintChunkProperties& a, const PaintChunkProperties
& b) |
49 { | 49 { |
50 return !(a == b); | 50 return !(a == b); |
51 } | 51 } |
52 | 52 |
53 // Redeclared here to avoid ODR issues. | 53 // Redeclared here to avoid ODR issues. |
54 // See platform/testing/PaintPrinters.h. | 54 // See platform/testing/PaintPrinters.h. |
55 void PrintTo(const PaintChunkProperties&, std::ostream*); | 55 void PrintTo(const PaintChunkProperties&, std::ostream*); |
56 | 56 |
57 } // namespace blink | 57 } // namespace blink |
58 | 58 |
59 #endif // PaintChunkProperties_h | 59 #endif // PaintChunkProperties_h |
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