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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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