Source/core/layout/compositing/CompositingLayerAssigner.h - Issue 1318713003: Make classes and structures in core/layout fast-allocated.

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Issue 1318713003: Make classes and structures in core/layout fast-allocated. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Created 5 years, 3 months ago

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1 /*	1 /*

2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved.	2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved.

3 * Copyright (C) 2014 Google Inc. All rights reserved.	3 * Copyright (C) 2014 Google Inc. All rights reserved.

4 *	4 *

5 * Redistribution and use in source and binary forms, with or without	5 * Redistribution and use in source and binary forms, with or without

6 * modification, are permitted provided that the following conditions	6 * modification, are permitted provided that the following conditions

7 * are met:	7 * are met:

8 * 1. Redistributions of source code must retain the above copyright	8 * 1. Redistributions of source code must retain the above copyright

9 * notice, this list of conditions and the following disclaimer.	9 * notice, this list of conditions and the following disclaimer.

10 * 2. Redistributions in binary form must reproduce the above copyright	10 * 2. Redistributions in binary form must reproduce the above copyright

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23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE	23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

25 */	25 */

26	26

27 #ifndef CompositingLayerAssigner_h	27 #ifndef CompositingLayerAssigner_h

28 #define CompositingLayerAssigner_h	28 #define CompositingLayerAssigner_h

29	29

30 #include "core/layout/compositing/DeprecatedPaintLayerCompositor.h"	30 #include "core/layout/compositing/DeprecatedPaintLayerCompositor.h"

31 #include "platform/geometry/IntRect.h"	31 #include "platform/geometry/IntRect.h"

32 #include "platform/geometry/LayoutPoint.h"	32 #include "platform/geometry/LayoutPoint.h"

	33 #include "wtf/Allocator.h"

33	34

34 namespace blink {	35 namespace blink {

35	36

36 class CompositedDeprecatedPaintLayerMapping;	37 class CompositedDeprecatedPaintLayerMapping;

37 class DeprecatedPaintLayer;	38 class DeprecatedPaintLayer;

38	39

39 class CompositingLayerAssigner {	40 class CompositingLayerAssigner {

	41 STACK_ALLOCATED();

40 public:	42 public:

41 explicit CompositingLayerAssigner(DeprecatedPaintLayerCompositor*);	43 explicit CompositingLayerAssigner(DeprecatedPaintLayerCompositor*);

42 ~CompositingLayerAssigner();	44 ~CompositingLayerAssigner();

43	45

44 void assign(DeprecatedPaintLayer* updateRoot, Vector<DeprecatedPaintLayer*>& layersNeedingPaintInvalidation);	46 void assign(DeprecatedPaintLayer* updateRoot, Vector<DeprecatedPaintLayer*>& layersNeedingPaintInvalidation);

45	47

46 bool layersChanged() const { return m_layersChanged; }	48 bool layersChanged() const { return m_layersChanged; }

47	49

48 // FIXME: This function should be private. We should remove the one caller	50 // FIXME: This function should be private. We should remove the one caller

49 // once we've fixed the compositing chicken/egg issues.	51 // once we've fixed the compositing chicken/egg issues.

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87 void updateSquashingAssignment(DeprecatedPaintLayer, SquashingState&, Compo sitingStateTransitionType, Vector<DeprecatedPaintLayer>& layersNeedingPaintInva lidation);	89 void updateSquashingAssignment(DeprecatedPaintLayer, SquashingState&, Compo sitingStateTransitionType, Vector<DeprecatedPaintLayer>& layersNeedingPaintInva lidation);

88 bool needsOwnBacking(const DeprecatedPaintLayer*) const;	90 bool needsOwnBacking(const DeprecatedPaintLayer*) const;

89	91

90 DeprecatedPaintLayerCompositor* m_compositor;	92 DeprecatedPaintLayerCompositor* m_compositor;

91 bool m_layersChanged;	93 bool m_layersChanged;

92 };	94 };

93	95

94 } // namespace blink	96 } // namespace blink

95	97

96 #endif // CompositingLayerAssigner_h	98 #endif // CompositingLayerAssigner_h

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