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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 CompositorScrollOffsetAnimationCurve_h | 5 #ifndef CompositorScrollOffsetAnimationCurve_h |
6 #define CompositorScrollOffsetAnimationCurve_h | 6 #define CompositorScrollOffsetAnimationCurve_h |
7 | 7 |
8 #include "platform/PlatformExport.h" | 8 #include "platform/PlatformExport.h" |
9 #include "platform/animation/CompositorAnimationCurve.h" | 9 #include "platform/animation/CompositorAnimationCurve.h" |
10 #include "platform/geometry/FloatPoint.h" | 10 #include "platform/geometry/FloatPoint.h" |
11 #include "wtf/Noncopyable.h" | 11 #include "wtf/Noncopyable.h" |
12 #include "wtf/PassOwnPtr.h" | 12 #include "wtf/PtrUtil.h" |
| 13 #include <memory> |
13 | 14 |
14 namespace cc { | 15 namespace cc { |
15 class ScrollOffsetAnimationCurve; | 16 class ScrollOffsetAnimationCurve; |
16 } | 17 } |
17 | 18 |
18 namespace blink { | 19 namespace blink { |
19 | 20 |
20 class PLATFORM_EXPORT CompositorScrollOffsetAnimationCurve : public CompositorAn
imationCurve { | 21 class PLATFORM_EXPORT CompositorScrollOffsetAnimationCurve : public CompositorAn
imationCurve { |
21 WTF_MAKE_NONCOPYABLE(CompositorScrollOffsetAnimationCurve); | 22 WTF_MAKE_NONCOPYABLE(CompositorScrollOffsetAnimationCurve); |
22 public: | 23 public: |
23 enum ScrollDurationBehavior { | 24 enum ScrollDurationBehavior { |
24 ScrollDurationDeltaBased = 0, | 25 ScrollDurationDeltaBased = 0, |
25 ScrollDurationConstant, | 26 ScrollDurationConstant, |
26 ScrollDurationInverseDelta | 27 ScrollDurationInverseDelta |
27 }; | 28 }; |
28 | 29 |
29 static PassOwnPtr<CompositorScrollOffsetAnimationCurve> create(FloatPoint ta
rgetValue, CompositorScrollOffsetAnimationCurve::ScrollDurationBehavior duration
Behavior) | 30 static std::unique_ptr<CompositorScrollOffsetAnimationCurve> create(FloatPoi
nt targetValue, CompositorScrollOffsetAnimationCurve::ScrollDurationBehavior dur
ationBehavior) |
30 { | 31 { |
31 return adoptPtr(new CompositorScrollOffsetAnimationCurve(targetValue, du
rationBehavior)); | 32 return wrapUnique(new CompositorScrollOffsetAnimationCurve(targetValue,
durationBehavior)); |
32 } | 33 } |
33 static PassOwnPtr<CompositorScrollOffsetAnimationCurve> create(cc::ScrollOff
setAnimationCurve* curve) | 34 static std::unique_ptr<CompositorScrollOffsetAnimationCurve> create(cc::Scro
llOffsetAnimationCurve* curve) |
34 { | 35 { |
35 return adoptPtr(new CompositorScrollOffsetAnimationCurve(curve)); | 36 return wrapUnique(new CompositorScrollOffsetAnimationCurve(curve)); |
36 } | 37 } |
37 | 38 |
38 ~CompositorScrollOffsetAnimationCurve() override; | 39 ~CompositorScrollOffsetAnimationCurve() override; |
39 | 40 |
40 void setInitialValue(FloatPoint); | 41 void setInitialValue(FloatPoint); |
41 FloatPoint getValue(double time) const; | 42 FloatPoint getValue(double time) const; |
42 double duration() const; | 43 double duration() const; |
43 FloatPoint targetValue() const; | 44 FloatPoint targetValue() const; |
44 void applyAdjustment(IntSize); | 45 void applyAdjustment(IntSize); |
45 void updateTarget(double time, FloatPoint newTarget); | 46 void updateTarget(double time, FloatPoint newTarget); |
46 | 47 |
47 // CompositorAnimationCurve implementation. | 48 // CompositorAnimationCurve implementation. |
48 std::unique_ptr<cc::AnimationCurve> cloneToAnimationCurve() const override; | 49 std::unique_ptr<cc::AnimationCurve> cloneToAnimationCurve() const override; |
49 | 50 |
50 private: | 51 private: |
51 CompositorScrollOffsetAnimationCurve(FloatPoint, ScrollDurationBehavior); | 52 CompositorScrollOffsetAnimationCurve(FloatPoint, ScrollDurationBehavior); |
52 CompositorScrollOffsetAnimationCurve(cc::ScrollOffsetAnimationCurve*); | 53 CompositorScrollOffsetAnimationCurve(cc::ScrollOffsetAnimationCurve*); |
53 | 54 |
54 std::unique_ptr<cc::ScrollOffsetAnimationCurve> m_curve; | 55 std::unique_ptr<cc::ScrollOffsetAnimationCurve> m_curve; |
55 }; | 56 }; |
56 | 57 |
57 } // namespace blink | 58 } // namespace blink |
58 | 59 |
59 #endif // CompositorScrollOffsetAnimationCurve_h | 60 #endif // CompositorScrollOffsetAnimationCurve_h |
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