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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 #ifndef UI_COMPOSITOR_LAYER_ANIMATION_ELEMENT_H_ | 5 #ifndef UI_COMPOSITOR_LAYER_ANIMATION_ELEMENT_H_ |
| 6 #define UI_COMPOSITOR_LAYER_ANIMATION_ELEMENT_H_ | 6 #define UI_COMPOSITOR_LAYER_ANIMATION_ELEMENT_H_ |
| 7 | 7 |
| 8 #include <set> | 8 #include <set> |
| 9 | 9 |
| 10 #include "base/time/time.h" | 10 #include "base/time/time.h" |
| 11 #include "cc/animation/animation.h" | 11 #include "cc/animation/animation.h" |
| 12 #include "cc/animation/animation_events.h" | 12 #include "cc/animation/animation_events.h" |
| 13 #include "third_party/skia/include/core/SkColor.h" | 13 #include "third_party/skia/include/core/SkColor.h" |
| 14 #include "ui/base/animation/tween.h" | |
| 15 #include "ui/compositor/compositor_export.h" | 14 #include "ui/compositor/compositor_export.h" |
| 15 #include "ui/gfx/animation/tween.h" |
| 16 #include "ui/gfx/rect.h" | 16 #include "ui/gfx/rect.h" |
| 17 #include "ui/gfx/transform.h" | 17 #include "ui/gfx/transform.h" |
| 18 | 18 |
| 19 namespace ui { | 19 namespace ui { |
| 20 | 20 |
| 21 class InterpolatedTransform; | 21 class InterpolatedTransform; |
| 22 class LayerAnimationDelegate; | 22 class LayerAnimationDelegate; |
| 23 | 23 |
| 24 // LayerAnimationElements represent one segment of an animation between two | 24 // LayerAnimationElements represent one segment of an animation between two |
| 25 // keyframes. They know how to update a LayerAnimationDelegate given a value | 25 // keyframes. They know how to update a LayerAnimationDelegate given a value |
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| 175 | 175 |
| 176 // Assigns the target value to |target|. | 176 // Assigns the target value to |target|. |
| 177 void GetTargetValue(TargetValue* target) const; | 177 void GetTargetValue(TargetValue* target) const; |
| 178 | 178 |
| 179 // The properties that the element modifies. | 179 // The properties that the element modifies. |
| 180 const AnimatableProperties& properties() const { return properties_; } | 180 const AnimatableProperties& properties() const { return properties_; } |
| 181 | 181 |
| 182 // Whether this element animates on the compositor thread. | 182 // Whether this element animates on the compositor thread. |
| 183 virtual bool IsThreaded() const; | 183 virtual bool IsThreaded() const; |
| 184 | 184 |
| 185 Tween::Type tween_type() const { return tween_type_; } | 185 gfx::Tween::Type tween_type() const { return tween_type_; } |
| 186 void set_tween_type(Tween::Type tween_type) { tween_type_ = tween_type; } | 186 void set_tween_type(gfx::Tween::Type tween_type) { tween_type_ = tween_type; } |
| 187 | 187 |
| 188 // Each LayerAnimationElement has a unique animation_id. Elements belonging | 188 // Each LayerAnimationElement has a unique animation_id. Elements belonging |
| 189 // to sequences that are supposed to start together have the same | 189 // to sequences that are supposed to start together have the same |
| 190 // animation_group_id. | 190 // animation_group_id. |
| 191 int animation_id() const { return animation_id_; } | 191 int animation_id() const { return animation_id_; } |
| 192 int animation_group_id() const { return animation_group_id_; } | 192 int animation_group_id() const { return animation_group_id_; } |
| 193 void set_animation_group_id(int id) { animation_group_id_ = id; } | 193 void set_animation_group_id(int id) { animation_group_id_ = id; } |
| 194 | 194 |
| 195 base::TimeDelta duration() const { return duration_; } | 195 base::TimeDelta duration() const { return duration_; } |
| 196 | 196 |
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| 217 // useful to slow animations down to see them more clearly. | 217 // useful to slow animations down to see them more clearly. |
| 218 base::TimeDelta GetEffectiveDuration(const base::TimeDelta& delta); | 218 base::TimeDelta GetEffectiveDuration(const base::TimeDelta& delta); |
| 219 | 219 |
| 220 bool first_frame_; | 220 bool first_frame_; |
| 221 const AnimatableProperties properties_; | 221 const AnimatableProperties properties_; |
| 222 base::TimeTicks requested_start_time_; | 222 base::TimeTicks requested_start_time_; |
| 223 | 223 |
| 224 // When the animation actually started, taking into account queueing delays. | 224 // When the animation actually started, taking into account queueing delays. |
| 225 base::TimeTicks effective_start_time_; | 225 base::TimeTicks effective_start_time_; |
| 226 const base::TimeDelta duration_; | 226 const base::TimeDelta duration_; |
| 227 Tween::Type tween_type_; | 227 gfx::Tween::Type tween_type_; |
| 228 | 228 |
| 229 const int animation_id_; | 229 const int animation_id_; |
| 230 int animation_group_id_; | 230 int animation_group_id_; |
| 231 | 231 |
| 232 double last_progressed_fraction_; | 232 double last_progressed_fraction_; |
| 233 | 233 |
| 234 DISALLOW_ASSIGN(LayerAnimationElement); | 234 DISALLOW_ASSIGN(LayerAnimationElement); |
| 235 }; | 235 }; |
| 236 | 236 |
| 237 } // namespace ui | 237 } // namespace ui |
| 238 | 238 |
| 239 #endif // UI_COMPOSITOR_LAYER_ANIMATION_ELEMENT_H_ | 239 #endif // UI_COMPOSITOR_LAYER_ANIMATION_ELEMENT_H_ |
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