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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 ProgrammaticScrollAnimator_h | 5 #ifndef ProgrammaticScrollAnimator_h |
6 #define ProgrammaticScrollAnimator_h | 6 #define ProgrammaticScrollAnimator_h |
7 | 7 |
8 #include "platform/geometry/FloatPoint.h" | 8 #include "platform/geometry/FloatPoint.h" |
9 #include "platform/heap/Handle.h" | 9 #include "platform/heap/Handle.h" |
10 #include "platform/scroll/ScrollAnimatorCompositorCoordinator.h" | 10 #include "platform/scroll/ScrollAnimatorCompositorCoordinator.h" |
11 #include "wtf/Allocator.h" | 11 #include "wtf/Allocator.h" |
12 #include "wtf/Noncopyable.h" | 12 #include "wtf/Noncopyable.h" |
13 #include "wtf/OwnPtr.h" | 13 #include "wtf/OwnPtr.h" |
14 #include "wtf/PassOwnPtr.h" | 14 #include "wtf/PassOwnPtr.h" |
15 | 15 |
16 namespace blink { | 16 namespace blink { |
17 | 17 |
18 class ScrollableArea; | 18 class ScrollableArea; |
19 class WebCompositorAnimationTimeline; | 19 class CompositorAnimationTimeline; |
20 class WebScrollOffsetAnimationCurve; | 20 class CompositorScrollOffsetAnimationCurve; |
21 | 21 |
22 // Animator for fixed-destination scrolls, such as those triggered by | 22 // Animator for fixed-destination scrolls, such as those triggered by |
23 // CSSOM View scroll APIs. | 23 // CSSOM View scroll APIs. |
24 class ProgrammaticScrollAnimator : public ScrollAnimatorCompositorCoordinator { | 24 class ProgrammaticScrollAnimator : public ScrollAnimatorCompositorCoordinator { |
25 WTF_MAKE_NONCOPYABLE(ProgrammaticScrollAnimator); | 25 WTF_MAKE_NONCOPYABLE(ProgrammaticScrollAnimator); |
26 USING_FAST_MALLOC_WILL_BE_REMOVED(ProgrammaticScrollAnimator); | 26 USING_FAST_MALLOC_WILL_BE_REMOVED(ProgrammaticScrollAnimator); |
27 public: | 27 public: |
28 static PassOwnPtrWillBeRawPtr<ProgrammaticScrollAnimator> create(ScrollableA
rea*); | 28 static PassOwnPtrWillBeRawPtr<ProgrammaticScrollAnimator> create(ScrollableA
rea*); |
29 | 29 |
30 virtual ~ProgrammaticScrollAnimator(); | 30 virtual ~ProgrammaticScrollAnimator(); |
31 | 31 |
32 void scrollToOffsetWithoutAnimation(const FloatPoint&); | 32 void scrollToOffsetWithoutAnimation(const FloatPoint&); |
33 void animateToOffset(FloatPoint); | 33 void animateToOffset(FloatPoint); |
34 | 34 |
35 // ScrollAnimatorCompositorCoordinator implementation. | 35 // ScrollAnimatorCompositorCoordinator implementation. |
36 void resetAnimationState() override; | 36 void resetAnimationState() override; |
37 void cancelAnimation() override; | 37 void cancelAnimation() override; |
38 ScrollableArea* scrollableArea() const override { return m_scrollableArea; } | 38 ScrollableArea* scrollableArea() const override { return m_scrollableArea; } |
39 void tickAnimation(double monotonicTime) override; | 39 void tickAnimation(double monotonicTime) override; |
40 void updateCompositorAnimations() override; | 40 void updateCompositorAnimations() override; |
41 void notifyCompositorAnimationFinished(int groupId) override; | 41 void notifyCompositorAnimationFinished(int groupId) override; |
42 void notifyCompositorAnimationAborted(int groupId) override { }; | 42 void notifyCompositorAnimationAborted(int groupId) override { }; |
43 void layerForCompositedScrollingDidChange(WebCompositorAnimationTimeline*) o
verride; | 43 void layerForCompositedScrollingDidChange(CompositorAnimationTimeline*) over
ride; |
44 | 44 |
45 DECLARE_TRACE(); | 45 DECLARE_TRACE(); |
46 | 46 |
47 private: | 47 private: |
48 explicit ProgrammaticScrollAnimator(ScrollableArea*); | 48 explicit ProgrammaticScrollAnimator(ScrollableArea*); |
49 | 49 |
50 void notifyPositionChanged(const DoublePoint&); | 50 void notifyPositionChanged(const DoublePoint&); |
51 | 51 |
52 RawPtrWillBeMember<ScrollableArea> m_scrollableArea; | 52 RawPtrWillBeMember<ScrollableArea> m_scrollableArea; |
53 OwnPtr<WebScrollOffsetAnimationCurve> m_animationCurve; | 53 OwnPtr<CompositorScrollOffsetAnimationCurve> m_animationCurve; |
54 FloatPoint m_targetOffset; | 54 FloatPoint m_targetOffset; |
55 double m_startTime; | 55 double m_startTime; |
56 }; | 56 }; |
57 | 57 |
58 } // namespace blink | 58 } // namespace blink |
59 | 59 |
60 #endif // ProgrammaticScrollAnimator_h | 60 #endif // ProgrammaticScrollAnimator_h |
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