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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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/gfx/compositor/layer_animation_element.h" | 5 #include "ui/gfx/compositor/layer_animation_element.h" |
6 | 6 |
7 #include "base/compiler_specific.h" | 7 #include "base/compiler_specific.h" |
8 #include "ui/base/animation/tween.h" | 8 #include "ui/base/animation/tween.h" |
9 #include "ui/gfx/compositor/layer_animation_delegate.h" | 9 #include "ui/gfx/compositor/layer_animation_delegate.h" |
| 10 #include "ui/gfx/rect.h" |
| 11 #include "ui/gfx/transform.h" |
10 | 12 |
11 namespace ui { | 13 namespace ui { |
12 | 14 |
13 namespace { | 15 namespace { |
14 | 16 |
15 // Pause ----------------------------------------------------------------------- | 17 // Pause ----------------------------------------------------------------------- |
16 class Pause : public LayerAnimationElement { | 18 class Pause : public LayerAnimationElement { |
17 public: | 19 public: |
18 Pause(const AnimatableProperties& properties, base::TimeDelta duration) | 20 Pause(const AnimatableProperties& properties, base::TimeDelta duration) |
19 : LayerAnimationElement(properties, duration) { | 21 : LayerAnimationElement(properties, duration) { |
20 } | 22 } |
21 virtual ~Pause() {} | 23 virtual ~Pause() {} |
22 | 24 |
23 private: | 25 private: |
24 virtual void OnStart(LayerAnimationDelegate* delegate) OVERRIDE {} | 26 virtual void OnStart(LayerAnimationDelegate* delegate) OVERRIDE {} |
25 virtual void OnProgress(double t, | 27 virtual void OnProgress(double t, |
26 LayerAnimationDelegate* delegate) OVERRIDE {} | 28 LayerAnimationDelegate* delegate) OVERRIDE {} |
27 virtual void OnGetTarget(TargetValue* target) const OVERRIDE {} | |
28 virtual void OnAbort() OVERRIDE {} | 29 virtual void OnAbort() OVERRIDE {} |
29 | 30 |
30 DISALLOW_COPY_AND_ASSIGN(Pause); | 31 DISALLOW_COPY_AND_ASSIGN(Pause); |
31 }; | 32 }; |
32 | 33 |
33 // TransformTransition --------------------------------------------------------- | 34 // TransformTransition --------------------------------------------------------- |
34 | 35 |
35 class TransformTransition : public LayerAnimationElement { | 36 class TransformTransition : public LayerAnimationElement { |
36 public: | 37 public: |
37 TransformTransition(const Transform& target, base::TimeDelta duration) | 38 TransformTransition(const Transform& target, base::TimeDelta duration) |
38 : LayerAnimationElement(GetProperties(), duration), | 39 : LayerAnimationElement(GetProperties(), duration), |
39 target_(target) { | 40 target_(target) { |
40 } | 41 } |
41 virtual ~TransformTransition() {} | 42 virtual ~TransformTransition() {} |
42 | 43 |
43 protected: | 44 protected: |
44 virtual void OnStart(LayerAnimationDelegate* delegate) OVERRIDE { | 45 virtual void OnStart(LayerAnimationDelegate* delegate) OVERRIDE { |
45 start_ = delegate->GetTransformForAnimation(); | 46 start_ = delegate->GetTransformForAnimation(); |
46 } | 47 } |
47 | 48 |
48 virtual void OnProgress(double t, LayerAnimationDelegate* delegate) OVERRIDE { | 49 virtual void OnProgress(double t, LayerAnimationDelegate* delegate) OVERRIDE { |
49 delegate->SetTransformFromAnimation( | 50 delegate->SetTransformFromAnimation( |
50 Tween::ValueBetween(t, start_, target_)); | 51 Tween::ValueBetween(t, start_, target_)); |
51 } | 52 } |
52 | 53 |
53 virtual void OnGetTarget(TargetValue* target) const OVERRIDE { | |
54 target->transform = target_; | |
55 } | |
56 | |
57 virtual void OnAbort() OVERRIDE {} | 54 virtual void OnAbort() OVERRIDE {} |
58 | 55 |
59 private: | 56 private: |
60 static const AnimatableProperties& GetProperties() { | 57 static const AnimatableProperties& GetProperties() { |
61 static AnimatableProperties properties; | 58 static AnimatableProperties properties; |
62 if (properties.size() == 0) | 59 if (properties.size() == 0) |
63 properties.insert(LayerAnimationElement::TRANSFORM); | 60 properties.insert(LayerAnimationElement::TRANSFORM); |
64 return properties; | 61 return properties; |
65 } | 62 } |
66 | 63 |
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82 | 79 |
83 protected: | 80 protected: |
84 virtual void OnStart(LayerAnimationDelegate* delegate) OVERRIDE { | 81 virtual void OnStart(LayerAnimationDelegate* delegate) OVERRIDE { |
85 start_ = delegate->GetBoundsForAnimation(); | 82 start_ = delegate->GetBoundsForAnimation(); |
86 } | 83 } |
87 | 84 |
88 virtual void OnProgress(double t, LayerAnimationDelegate* delegate) OVERRIDE { | 85 virtual void OnProgress(double t, LayerAnimationDelegate* delegate) OVERRIDE { |
89 delegate->SetBoundsFromAnimation(Tween::ValueBetween(t, start_, target_)); | 86 delegate->SetBoundsFromAnimation(Tween::ValueBetween(t, start_, target_)); |
90 } | 87 } |
91 | 88 |
92 virtual void OnGetTarget(TargetValue* target) const OVERRIDE { | |
93 target->bounds = target_; | |
94 } | |
95 | |
96 virtual void OnAbort() OVERRIDE {} | 89 virtual void OnAbort() OVERRIDE {} |
97 | 90 |
98 private: | 91 private: |
99 static const AnimatableProperties& GetProperties() { | 92 static const AnimatableProperties& GetProperties() { |
100 static AnimatableProperties properties; | 93 static AnimatableProperties properties; |
101 if (properties.size() == 0) | 94 if (properties.size() == 0) |
102 properties.insert(LayerAnimationElement::BOUNDS); | 95 properties.insert(LayerAnimationElement::BOUNDS); |
103 return properties; | 96 return properties; |
104 } | 97 } |
105 | 98 |
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119 | 112 |
120 protected: | 113 protected: |
121 virtual void OnStart(LayerAnimationDelegate* delegate) OVERRIDE { | 114 virtual void OnStart(LayerAnimationDelegate* delegate) OVERRIDE { |
122 start_ = delegate->GetOpacityForAnimation(); | 115 start_ = delegate->GetOpacityForAnimation(); |
123 } | 116 } |
124 | 117 |
125 virtual void OnProgress(double t, LayerAnimationDelegate* delegate) OVERRIDE { | 118 virtual void OnProgress(double t, LayerAnimationDelegate* delegate) OVERRIDE { |
126 delegate->SetOpacityFromAnimation(Tween::ValueBetween(t, start_, target_)); | 119 delegate->SetOpacityFromAnimation(Tween::ValueBetween(t, start_, target_)); |
127 } | 120 } |
128 | 121 |
129 virtual void OnGetTarget(TargetValue* target) const OVERRIDE { | |
130 target->opacity = target_; | |
131 } | |
132 | |
133 virtual void OnAbort() OVERRIDE {} | 122 virtual void OnAbort() OVERRIDE {} |
134 | 123 |
135 private: | 124 private: |
136 static const AnimatableProperties& GetProperties() { | 125 static const AnimatableProperties& GetProperties() { |
137 static AnimatableProperties properties; | 126 static AnimatableProperties properties; |
138 if (properties.size() == 0) | 127 if (properties.size() == 0) |
139 properties.insert(LayerAnimationElement::OPACITY); | 128 properties.insert(LayerAnimationElement::OPACITY); |
140 return properties; | 129 return properties; |
141 } | 130 } |
142 | 131 |
143 float start_; | 132 float start_; |
144 const float target_; | 133 const float target_; |
145 | 134 |
146 DISALLOW_COPY_AND_ASSIGN(OpacityTransition); | 135 DISALLOW_COPY_AND_ASSIGN(OpacityTransition); |
147 }; | 136 }; |
148 | 137 |
149 } // namespace | 138 } // namespace |
150 | 139 |
151 // LayerAnimationElement::TargetValue ------------------------------------------ | |
152 | |
153 LayerAnimationElement::TargetValue::TargetValue() : opacity(0.0f) { | |
154 } | |
155 | |
156 // LayerAnimationElement ------------------------------------------------------- | 140 // LayerAnimationElement ------------------------------------------------------- |
157 | 141 |
158 LayerAnimationElement::LayerAnimationElement( | 142 LayerAnimationElement::LayerAnimationElement( |
159 const AnimatableProperties& properties, | 143 const AnimatableProperties& properties, |
160 base::TimeDelta duration) | 144 base::TimeDelta duration) |
161 : first_frame_(true), | 145 : first_frame_(true), |
162 properties_(properties), | 146 properties_(properties), |
163 duration_(duration) { | 147 duration_(duration) { |
164 } | 148 } |
165 | 149 |
166 LayerAnimationElement::~LayerAnimationElement() { | 150 LayerAnimationElement::~LayerAnimationElement() { |
167 } | 151 } |
168 | 152 |
169 void LayerAnimationElement::Progress(double t, | 153 void LayerAnimationElement::Progress(double t, |
170 LayerAnimationDelegate* delegate) { | 154 LayerAnimationDelegate* delegate) { |
171 if (first_frame_) | 155 if (first_frame_) |
172 OnStart(delegate); | 156 OnStart(delegate); |
173 OnProgress(t, delegate); | 157 OnProgress(t, delegate); |
174 delegate->ScheduleDrawForAnimation(); | |
175 first_frame_ = t == 1.0; | 158 first_frame_ = t == 1.0; |
176 } | 159 } |
177 | 160 |
178 void LayerAnimationElement::GetTargetValue(TargetValue* target) const { | |
179 OnGetTarget(target); | |
180 } | |
181 | |
182 void LayerAnimationElement::Abort() { | 161 void LayerAnimationElement::Abort() { |
183 first_frame_ = true; | 162 first_frame_ = true; |
184 OnAbort(); | 163 OnAbort(); |
185 } | 164 } |
186 | 165 |
187 // static | 166 // static |
188 LayerAnimationElement* LayerAnimationElement::CreateTransformElement( | 167 LayerAnimationElement* LayerAnimationElement::CreateTransformElement( |
189 const Transform& transform, base::TimeDelta duration) { | 168 const Transform& transform, base::TimeDelta duration) { |
190 return new TransformTransition(transform, duration); | 169 return new TransformTransition(transform, duration); |
191 } | 170 } |
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202 return new OpacityTransition(opacity, duration); | 181 return new OpacityTransition(opacity, duration); |
203 } | 182 } |
204 | 183 |
205 // static | 184 // static |
206 LayerAnimationElement* LayerAnimationElement::CreatePauseElement( | 185 LayerAnimationElement* LayerAnimationElement::CreatePauseElement( |
207 const AnimatableProperties& properties, base::TimeDelta duration) { | 186 const AnimatableProperties& properties, base::TimeDelta duration) { |
208 return new Pause(properties, duration); | 187 return new Pause(properties, duration); |
209 } | 188 } |
210 | 189 |
211 } // namespace ui | 190 } // namespace ui |
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