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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 #include "ui/compositor/transform_animation_curve_adapter.h" | 5 #include "ui/compositor/transform_animation_curve_adapter.h" |
6 | 6 |
7 namespace ui { | 7 namespace ui { |
8 | 8 |
9 TransformAnimationCurveAdapter::TransformAnimationCurveAdapter( | 9 TransformAnimationCurveAdapter::TransformAnimationCurveAdapter( |
10 gfx::Tween::Type tween_type, | 10 gfx::Tween::Type tween_type, |
11 gfx::Transform initial_value, | 11 gfx::Transform initial_value, |
12 gfx::Transform target_value, | 12 gfx::Transform target_value, |
13 base::TimeDelta duration) | 13 base::TimeDelta duration) |
14 : tween_type_(tween_type), | 14 : tween_type_(tween_type), |
15 initial_value_(initial_value), | 15 initial_value_(initial_value), |
16 target_value_(target_value), | 16 target_value_(target_value), |
17 duration_(duration) { | 17 duration_(duration) { |
18 gfx::DecomposeTransform(&decomposed_initial_value_, initial_value_); | 18 gfx::DecomposeTransform(&decomposed_initial_value_, initial_value_); |
19 gfx::DecomposeTransform(&decomposed_target_value_, target_value_); | 19 gfx::DecomposeTransform(&decomposed_target_value_, target_value_); |
20 } | 20 } |
21 | 21 |
22 TransformAnimationCurveAdapter::~TransformAnimationCurveAdapter() { | 22 TransformAnimationCurveAdapter::~TransformAnimationCurveAdapter() { |
23 } | 23 } |
24 | 24 |
25 double TransformAnimationCurveAdapter::Duration() const { | 25 double TransformAnimationCurveAdapter::Duration() const { |
26 return duration_.InSecondsF(); | 26 return duration_.InSecondsF(); |
27 } | 27 } |
28 | 28 |
29 scoped_ptr<cc::AnimationCurve> TransformAnimationCurveAdapter::Clone() const { | 29 scoped_ptr<cc::AnimationCurve> TransformAnimationCurveAdapter::Clone() const { |
30 scoped_ptr<TransformAnimationCurveAdapter> to_return( | 30 return make_scoped_ptr(new TransformAnimationCurveAdapter( |
31 new TransformAnimationCurveAdapter(tween_type_, | 31 tween_type_, initial_value_, target_value_, duration_)); |
32 initial_value_, | |
33 target_value_, | |
34 duration_)); | |
35 return to_return.PassAs<cc::AnimationCurve>(); | |
36 } | 32 } |
37 | 33 |
38 gfx::Transform TransformAnimationCurveAdapter::GetValue( | 34 gfx::Transform TransformAnimationCurveAdapter::GetValue( |
39 double t) const { | 35 double t) const { |
40 if (t >= duration_.InSecondsF()) | 36 if (t >= duration_.InSecondsF()) |
41 return target_value_; | 37 return target_value_; |
42 if (t <= 0.0) | 38 if (t <= 0.0) |
43 return initial_value_; | 39 return initial_value_; |
44 double progress = t / duration_.InSecondsF(); | 40 double progress = t / duration_.InSecondsF(); |
45 | 41 |
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88 } | 84 } |
89 | 85 |
90 InverseTransformCurveAdapter::~InverseTransformCurveAdapter() { | 86 InverseTransformCurveAdapter::~InverseTransformCurveAdapter() { |
91 } | 87 } |
92 | 88 |
93 double InverseTransformCurveAdapter::Duration() const { | 89 double InverseTransformCurveAdapter::Duration() const { |
94 return duration_.InSeconds(); | 90 return duration_.InSeconds(); |
95 } | 91 } |
96 | 92 |
97 scoped_ptr<cc::AnimationCurve> InverseTransformCurveAdapter::Clone() const { | 93 scoped_ptr<cc::AnimationCurve> InverseTransformCurveAdapter::Clone() const { |
98 scoped_ptr<InverseTransformCurveAdapter> to_return( | 94 return make_scoped_ptr( |
99 new InverseTransformCurveAdapter(base_curve_, | 95 new InverseTransformCurveAdapter(base_curve_, initial_value_, duration_)); |
100 initial_value_, | |
101 duration_)); | |
102 return to_return.PassAs<cc::AnimationCurve>(); | |
103 } | 96 } |
104 | 97 |
105 gfx::Transform InverseTransformCurveAdapter::GetValue( | 98 gfx::Transform InverseTransformCurveAdapter::GetValue( |
106 double t) const { | 99 double t) const { |
107 if (t <= 0.0) | 100 if (t <= 0.0) |
108 return initial_value_; | 101 return initial_value_; |
109 | 102 |
110 gfx::Transform base_transform = base_curve_.GetValue(t); | 103 gfx::Transform base_transform = base_curve_.GetValue(t); |
111 // Invert base | 104 // Invert base |
112 gfx::Transform to_return(gfx::Transform::kSkipInitialization); | 105 gfx::Transform to_return(gfx::Transform::kSkipInitialization); |
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135 return initial_value_.IsIdentityOrTranslation() && | 128 return initial_value_.IsIdentityOrTranslation() && |
136 base_curve_.IsTranslation(); | 129 base_curve_.IsTranslation(); |
137 } | 130 } |
138 | 131 |
139 bool InverseTransformCurveAdapter::MaximumTargetScale(bool forward_direction, | 132 bool InverseTransformCurveAdapter::MaximumTargetScale(bool forward_direction, |
140 float* max_scale) const { | 133 float* max_scale) const { |
141 return false; | 134 return false; |
142 } | 135 } |
143 | 136 |
144 } // namespace ui | 137 } // namespace ui |
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