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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 "ash/rotator/screen_rotation_animation.h" | 5 #include "ash/rotator/screen_rotation_animation.h" |
6 | 6 |
7 #include "base/time/time.h" | 7 #include "base/time/time.h" |
8 #include "ui/compositor/layer.h" | 8 #include "ui/compositor/layer.h" |
9 #include "ui/compositor/layer_animation_delegate.h" | 9 #include "ui/compositor/layer_animation_delegate.h" |
10 #include "ui/gfx/animation/tween.h" | 10 #include "ui/gfx/animation/tween.h" |
11 #include "ui/gfx/geometry/point.h" | 11 #include "ui/gfx/geometry/point.h" |
12 #include "ui/gfx/interpolated_transform.h" | 12 #include "ui/gfx/interpolated_transform.h" |
13 #include "ui/gfx/transform.h" | 13 #include "ui/gfx/transform.h" |
14 | 14 |
15 namespace ash { | 15 namespace ash { |
16 | 16 |
17 ScreenRotationAnimation::ScreenRotationAnimation( | 17 ScreenRotationAnimation::ScreenRotationAnimation(ui::Layer* layer, |
18 ui::Layer* layer, | 18 int start_degrees, |
19 int start_degrees, | 19 int end_degrees, |
20 int end_degrees, | 20 float initial_opacity, |
21 float initial_opacity, | 21 float target_opacity, |
22 float target_opacity, | 22 gfx::Point pivot, |
23 gfx::Point pivot, | 23 base::TimeDelta duration, |
24 base::TimeDelta duration, | 24 gfx::Tween::Type tween_type) |
25 gfx::Tween::Type tween_type) | |
26 : ui::LayerAnimationElement( | 25 : ui::LayerAnimationElement( |
27 LayerAnimationElement::TRANSFORM | LayerAnimationElement::OPACITY, | 26 LayerAnimationElement::TRANSFORM | LayerAnimationElement::OPACITY, |
28 duration), | 27 duration), |
29 tween_type_(tween_type), | 28 tween_type_(tween_type), |
30 initial_opacity_(initial_opacity), | 29 initial_opacity_(initial_opacity), |
31 target_opacity_(target_opacity) { | 30 target_opacity_(target_opacity) { |
32 std::unique_ptr<ui::InterpolatedTransform> rotation( | 31 std::unique_ptr<ui::InterpolatedTransform> rotation( |
33 new ui::InterpolatedTransformAboutPivot( | 32 new ui::InterpolatedTransformAboutPivot( |
34 pivot, new ui::InterpolatedRotation(start_degrees, end_degrees))); | 33 pivot, new ui::InterpolatedRotation(start_degrees, end_degrees))); |
35 | 34 |
36 // Use the target transform/bounds in case the layer is already animating. | 35 // Use the target transform/bounds in case the layer is already animating. |
37 gfx::Transform current_transform = layer->GetTargetTransform(); | 36 gfx::Transform current_transform = layer->GetTargetTransform(); |
38 interpolated_transform_.reset( | 37 interpolated_transform_.reset( |
39 new ui::InterpolatedConstantTransform(current_transform)); | 38 new ui::InterpolatedConstantTransform(current_transform)); |
40 interpolated_transform_->SetChild(rotation.release()); | 39 interpolated_transform_->SetChild(rotation.release()); |
41 } | 40 } |
42 | 41 |
43 ScreenRotationAnimation::~ScreenRotationAnimation() { | 42 ScreenRotationAnimation::~ScreenRotationAnimation() {} |
44 } | |
45 | 43 |
46 void ScreenRotationAnimation::OnStart(ui::LayerAnimationDelegate* delegate) { | 44 void ScreenRotationAnimation::OnStart(ui::LayerAnimationDelegate* delegate) {} |
47 } | |
48 | 45 |
49 bool ScreenRotationAnimation::OnProgress(double current, | 46 bool ScreenRotationAnimation::OnProgress(double current, |
50 ui::LayerAnimationDelegate* delegate) { | 47 ui::LayerAnimationDelegate* delegate) { |
51 const double tweened = gfx::Tween::CalculateValue(tween_type_, current); | 48 const double tweened = gfx::Tween::CalculateValue(tween_type_, current); |
52 delegate->SetTransformFromAnimation( | 49 delegate->SetTransformFromAnimation( |
53 interpolated_transform_->Interpolate(tweened)); | 50 interpolated_transform_->Interpolate(tweened)); |
54 delegate->SetOpacityFromAnimation(gfx::Tween::FloatValueBetween( | 51 delegate->SetOpacityFromAnimation(gfx::Tween::FloatValueBetween( |
55 tweened, initial_opacity_, target_opacity_)); | 52 tweened, initial_opacity_, target_opacity_)); |
56 return true; | 53 return true; |
57 } | 54 } |
58 | 55 |
59 void ScreenRotationAnimation::OnGetTarget(TargetValue* target) const { | 56 void ScreenRotationAnimation::OnGetTarget(TargetValue* target) const { |
60 target->transform = interpolated_transform_->Interpolate(1.0); | 57 target->transform = interpolated_transform_->Interpolate(1.0); |
61 } | 58 } |
62 | 59 |
63 void ScreenRotationAnimation::OnAbort(ui::LayerAnimationDelegate* delegate) { | 60 void ScreenRotationAnimation::OnAbort(ui::LayerAnimationDelegate* delegate) { |
64 TargetValue target_value; | 61 TargetValue target_value; |
65 OnGetTarget(&target_value); | 62 OnGetTarget(&target_value); |
66 delegate->SetTransformFromAnimation(target_value.transform); | 63 delegate->SetTransformFromAnimation(target_value.transform); |
67 } | 64 } |
68 | 65 |
69 } // namespace ash | 66 } // namespace ash |
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