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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 | |
3 // found in the LICENSE file. | |
4 | |
5 #include "cc/blink/web_float_animation_curve_impl.h" | |
6 | |
7 #include "cc/animation/animation_curve.h" | |
8 #include "cc/animation/keyframed_animation_curve.h" | |
9 #include "cc/animation/timing_function.h" | |
10 #include "cc/blink/web_animation_curve_common.h" | |
11 | |
12 using blink::WebFloatKeyframe; | |
13 | |
14 namespace cc_blink { | |
15 | |
16 WebFloatAnimationCurveImpl::WebFloatAnimationCurveImpl() | |
17 : curve_(cc::KeyframedFloatAnimationCurve::Create()) { | |
18 } | |
19 | |
20 WebFloatAnimationCurveImpl::~WebFloatAnimationCurveImpl() { | |
21 } | |
22 | |
23 blink::WebCompositorAnimationCurve::AnimationCurveType | |
24 WebFloatAnimationCurveImpl::type() const { | |
25 return blink::WebCompositorAnimationCurve::AnimationCurveTypeFloat; | |
26 } | |
27 | |
28 void WebFloatAnimationCurveImpl::add(const WebFloatKeyframe& keyframe) { | |
29 add(keyframe, TimingFunctionTypeEase); | |
30 } | |
31 | |
32 void WebFloatAnimationCurveImpl::add(const WebFloatKeyframe& keyframe, | |
33 TimingFunctionType type) { | |
34 curve_->AddKeyframe( | |
35 cc::FloatKeyframe::Create(base::TimeDelta::FromSecondsD(keyframe.time), | |
36 keyframe.value, CreateTimingFunction(type))); | |
37 } | |
38 | |
39 void WebFloatAnimationCurveImpl::add(const WebFloatKeyframe& keyframe, | |
40 double x1, | |
41 double y1, | |
42 double x2, | |
43 double y2) { | |
44 curve_->AddKeyframe(cc::FloatKeyframe::Create( | |
45 base::TimeDelta::FromSecondsD(keyframe.time), keyframe.value, | |
46 cc::CubicBezierTimingFunction::Create(x1, y1, x2, y2))); | |
47 } | |
48 | |
49 void WebFloatAnimationCurveImpl::add(const WebFloatKeyframe& keyframe, | |
50 int steps, | |
51 float steps_start_offset) { | |
52 curve_->AddKeyframe(cc::FloatKeyframe::Create( | |
53 base::TimeDelta::FromSecondsD(keyframe.time), keyframe.value, | |
54 cc::StepsTimingFunction::Create(steps, steps_start_offset))); | |
55 } | |
56 | |
57 void WebFloatAnimationCurveImpl::setLinearTimingFunction() { | |
58 curve_->SetTimingFunction(nullptr); | |
59 } | |
60 | |
61 void WebFloatAnimationCurveImpl::setCubicBezierTimingFunction( | |
62 TimingFunctionType type) { | |
63 curve_->SetTimingFunction(CreateTimingFunction(type)); | |
64 } | |
65 | |
66 void WebFloatAnimationCurveImpl::setCubicBezierTimingFunction(double x1, | |
67 double y1, | |
68 double x2, | |
69 double y2) { | |
70 curve_->SetTimingFunction( | |
71 cc::CubicBezierTimingFunction::Create(x1, y1, x2, y2)); | |
72 } | |
73 | |
74 void WebFloatAnimationCurveImpl::setStepsTimingFunction( | |
75 int number_of_steps, | |
76 float steps_start_offset) { | |
77 curve_->SetTimingFunction( | |
78 cc::StepsTimingFunction::Create(number_of_steps, steps_start_offset)); | |
79 } | |
80 | |
81 float WebFloatAnimationCurveImpl::getValue(double time) const { | |
82 return curve_->GetValue(base::TimeDelta::FromSecondsD(time)); | |
83 } | |
84 | |
85 scoped_ptr<cc::AnimationCurve> | |
86 WebFloatAnimationCurveImpl::CloneToAnimationCurve() const { | |
87 return curve_->Clone(); | |
88 } | |
89 | |
90 } // namespace cc_blink | |
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