third_party/WebKit/Source/platform/scroll/ScrollAnimatorBase.h - Issue 1778223002: Revert of Takeover MT initiated animations from the compositor

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Issue 1778223002: Revert of Takeover MT initiated animations from the compositor (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@2661

Patch Set: Created 4 years, 9 months ago

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1 /*	1 /*

2 * Copyright (c) 2010, Google Inc. All rights reserved.	2 * Copyright (c) 2010, Google 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 are	5 * modification, are permitted provided that the following conditions are

6 * met:	6 * met:

7 *	7 *

8 * * Redistributions of source code must retain the above copyright	8 * * 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 * * Redistributions in binary form must reproduce the above	10 * * Redistributions in binary form must reproduce the above

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73	73

74 // Returns how much of pixelDelta will be used by the underlying scrollable	74 // Returns how much of pixelDelta will be used by the underlying scrollable

75 // area.	75 // area.

76 virtual float computeDeltaToConsume(ScrollbarOrientation, float pixelDelta) const;	76 virtual float computeDeltaToConsume(ScrollbarOrientation, float pixelDelta) const;

77	77

78	78

79 // ScrollAnimatorCompositorCoordinator implementation.	79 // ScrollAnimatorCompositorCoordinator implementation.

80 ScrollableArea* scrollableArea() const override { return m_scrollableArea; }	80 ScrollableArea* scrollableArea() const override { return m_scrollableArea; }

81 void tickAnimation(double monotonicTime) override { };	81 void tickAnimation(double monotonicTime) override { };

82 void cancelAnimation() override { }	82 void cancelAnimation() override { }

83 void takeoverCompositorAnimation() override { }

84 void updateCompositorAnimations() override { };	83 void updateCompositorAnimations() override { };

85 void notifyCompositorAnimationFinished(int groupId) override { };	84 void notifyCompositorAnimationFinished(int groupId) override { };

86 void notifyCompositorAnimationAborted(int groupId) override { };	85 void notifyCompositorAnimationAborted(int groupId) override { };

87 void layerForCompositedScrollingDidChange(CompositorAnimationTimeline*) over ride { };	86 void layerForCompositedScrollingDidChange(CompositorAnimationTimeline*) over ride { };

88	87

89 virtual void contentAreaWillPaint() const { }	88 virtual void contentAreaWillPaint() const { }

90 virtual void mouseEnteredContentArea() const { }	89 virtual void mouseEnteredContentArea() const { }

91 virtual void mouseExitedContentArea() const { }	90 virtual void mouseExitedContentArea() const { }

92 virtual void mouseMovedInContentArea() const { }	91 virtual void mouseMovedInContentArea() const { }

93 virtual void mouseEnteredScrollbar(Scrollbar&) const { }	92 virtual void mouseEnteredScrollbar(Scrollbar&) const { }

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122 float clampScrollPosition(ScrollbarOrientation, float) const;	121 float clampScrollPosition(ScrollbarOrientation, float) const;

123	122

124 RawPtrWillBeMember<ScrollableArea> m_scrollableArea;	123 RawPtrWillBeMember<ScrollableArea> m_scrollableArea;

125 float m_currentPosX; // We avoid using a FloatPoint in order to reduce	124 float m_currentPosX; // We avoid using a FloatPoint in order to reduce

126 float m_currentPosY; // subclass code complexity.	125 float m_currentPosY; // subclass code complexity.

127 };	126 };

128	127

129 } // namespace blink	128 } // namespace blink

130	129

131 #endif // ScrollAnimatorBase_h	130 #endif // ScrollAnimatorBase_h

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