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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #include "platform/animation/WebScrollOffsetAnimationCurve.h" | |
6 | |
7 #include "cc/animation/scroll_offset_animation_curve.h" | |
8 #include "cc/animation/timing_function.h" | |
9 | |
10 using blink::WebFloatPoint; | |
11 using blink::WebScrollOffsetAnimationCurve; | |
12 using DurationBehavior = cc::ScrollOffsetAnimationCurve::DurationBehavior; | |
13 | |
14 namespace blink { | |
15 | |
16 static DurationBehavior GetDurationBehavior( | |
17 WebScrollOffsetAnimationCurve::ScrollDurationBehavior webDurationBehavior) | |
18 { | |
19 switch (webDurationBehavior) { | |
20 case WebScrollOffsetAnimationCurve::ScrollDurationDeltaBased: | |
21 return DurationBehavior::DELTA_BASED; | |
22 | |
23 case WebScrollOffsetAnimationCurve::ScrollDurationConstant: | |
24 return DurationBehavior::CONSTANT; | |
25 | |
26 case WebScrollOffsetAnimationCurve::ScrollDurationInverseDelta: | |
27 return DurationBehavior::INVERSE_DELTA; | |
28 } | |
29 NOTREACHED(); | |
30 return DurationBehavior::DELTA_BASED; | |
31 } | |
32 | |
33 WebScrollOffsetAnimationCurve::WebScrollOffsetAnimationCurve( | |
34 WebFloatPoint targetValue, | |
35 TimingFunctionType timingFunction, | |
36 ScrollDurationBehavior durationBehavior) | |
37 : m_curve(cc::ScrollOffsetAnimationCurve::Create( | |
38 gfx::ScrollOffset(targetValue.x, targetValue.y), | |
39 WebCompositorAnimationCurve::CreateTimingFunction(timingFunction), | |
40 GetDurationBehavior(durationBehavior))) | |
41 { | |
42 } | |
43 | |
44 WebScrollOffsetAnimationCurve::~WebScrollOffsetAnimationCurve() | |
45 { | |
46 } | |
47 | |
48 WebCompositorAnimationCurve::AnimationCurveType | |
49 WebScrollOffsetAnimationCurve::type() const | |
50 { | |
51 return WebCompositorAnimationCurve::AnimationCurveTypeScrollOffset; | |
52 } | |
53 | |
54 void WebScrollOffsetAnimationCurve::setInitialValue(WebFloatPoint initialValue) | |
55 { | |
56 m_curve->SetInitialValue(gfx::ScrollOffset(initialValue.x, initialValue.y)); | |
57 } | |
58 | |
59 WebFloatPoint WebScrollOffsetAnimationCurve::getValue(double time) const | |
60 { | |
61 gfx::ScrollOffset value = m_curve->GetValue(base::TimeDelta::FromSecondsD(ti me)); | |
62 return WebFloatPoint(value.x(), value.y()); | |
63 } | |
64 | |
65 double WebScrollOffsetAnimationCurve::duration() const | |
66 { | |
67 return m_curve->Duration().InSecondsF(); | |
68 } | |
69 | |
70 WebFloatPoint WebScrollOffsetAnimationCurve::targetValue() const | |
71 { | |
72 gfx::ScrollOffset target = m_curve->target_value(); | |
73 return WebFloatPoint(target.x(), target.y()); | |
74 } | |
75 | |
76 void WebScrollOffsetAnimationCurve::updateTarget(double time, WebFloatPoint newT arget) | |
77 { | |
78 m_curve->UpdateTarget(time, gfx::ScrollOffset(newTarget.x, newTarget.y)); | |
esprehn
2016/01/28 03:40:40
we can probably add WebFoo to gfx::Foo conversion
loyso (OOO)
2016/01/28 07:10:09
Acknowledged.
| |
79 } | |
80 | |
81 scoped_ptr<cc::AnimationCurve> | |
82 WebScrollOffsetAnimationCurve::CloneToAnimationCurve() const | |
83 { | |
84 return m_curve->Clone(); | |
85 } | |
86 | |
87 } // namespace blink | |
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