third_party/WebKit/Source/platform/scroll/ScrollAnimator.h - Issue 2015113003: Correctly update scroll offset animations in response to scroll anchoring

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Issue 2015113003: Correctly update scroll offset animations in response to scroll anchoring (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: nit Created 4 years, 6 months ago

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1 /*	1 /*

2 * Copyright (c) 2011, Google Inc. All rights reserved.	2 * Copyright (c) 2011, 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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51 bool hasRunningAnimation() const override;	51 bool hasRunningAnimation() const override;

52 FloatSize computeDeltaToConsume(const FloatSize& delta) const override;	52 FloatSize computeDeltaToConsume(const FloatSize& delta) const override;

53	53

54 ScrollResult userScroll(ScrollGranularity, const FloatSize& delta) override;	54 ScrollResult userScroll(ScrollGranularity, const FloatSize& delta) override;

55 void scrollToOffsetWithoutAnimation(const FloatPoint&) override;	55 void scrollToOffsetWithoutAnimation(const FloatPoint&) override;

56 FloatPoint desiredTargetPosition() const override;	56 FloatPoint desiredTargetPosition() const override;

57	57

58 // ScrollAnimatorCompositorCoordinator implementation.	58 // ScrollAnimatorCompositorCoordinator implementation.

59 void tickAnimation(double monotonicTime) override;	59 void tickAnimation(double monotonicTime) override;

60 void cancelAnimation() override;	60 void cancelAnimation() override;

	61 void adjustAnimationAndSetScrollPosition(IntSize adjustment, ScrollType) ove rride;

61 void takeOverCompositorAnimation() override;	62 void takeOverCompositorAnimation() override;

62 void resetAnimationState() override;	63 void resetAnimationState() override;

63 void updateCompositorAnimations() override;	64 void updateCompositorAnimations() override;

64 void notifyCompositorAnimationFinished(int groupId) override;	65 void notifyCompositorAnimationFinished(int groupId) override;

65 void notifyCompositorAnimationAborted(int groupId) override;	66 void notifyCompositorAnimationAborted(int groupId) override;

66 void layerForCompositedScrollingDidChange(CompositorAnimationTimeline*) over ride;	67 void layerForCompositedScrollingDidChange(CompositorAnimationTimeline*) over ride;

67	68

68 DECLARE_VIRTUAL_TRACE();	69 DECLARE_VIRTUAL_TRACE();

69	70

70 protected:	71 protected:

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96 // because we are already at targetPos.	97 // because we are already at targetPos.

97 bool willAnimateToOffset(const FloatPoint& targetPos);	98 bool willAnimateToOffset(const FloatPoint& targetPos);

98	99

99 FloatPoint m_targetOffset;	100 FloatPoint m_targetOffset;

100 ScrollGranularity m_lastGranularity;	101 ScrollGranularity m_lastGranularity;

101 };	102 };

102	103

103 } // namespace blink	104 } // namespace blink

104	105

105 #endif // ScrollAnimator_h	106 #endif // ScrollAnimator_h

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