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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 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 CC_ANIMATION_LAYER_ANIMATION_CONTROLLER_H_ | 5 #ifndef CC_ANIMATION_LAYER_ANIMATION_CONTROLLER_H_ |
6 #define CC_ANIMATION_LAYER_ANIMATION_CONTROLLER_H_ | 6 #define CC_ANIMATION_LAYER_ANIMATION_CONTROLLER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/containers/hash_tables.h" | 9 #include "base/containers/hash_tables.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
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127 gfx::BoxF* bounds) const; | 127 gfx::BoxF* bounds) const; |
128 bool TransformAnimationBoundsForBox(const gfx::BoxF& box, | 128 bool TransformAnimationBoundsForBox(const gfx::BoxF& box, |
129 gfx::BoxF* bounds) const; | 129 gfx::BoxF* bounds) const; |
130 | 130 |
131 bool HasAnimationThatAffectsScale() const; | 131 bool HasAnimationThatAffectsScale() const; |
132 | 132 |
133 bool HasOnlyTranslationTransforms() const; | 133 bool HasOnlyTranslationTransforms() const; |
134 | 134 |
135 bool AnimationsPreserveAxisAlignment() const; | 135 bool AnimationsPreserveAxisAlignment() const; |
136 | 136 |
137 // Animation start scale | |
danakj
2015/04/23 18:24:08
better comment like the one below?
patro
2015/04/24 11:47:27
Done.
| |
138 bool AnimationStartScale(float* start_scale) const; | |
139 | |
137 // Sets |max_scale| to the maximum scale along any dimension at any | 140 // Sets |max_scale| to the maximum scale along any dimension at any |
138 // destination in active animations. Returns false if the maximum scale cannot | 141 // destination in active animations. Returns false if the maximum scale cannot |
139 // be computed. | 142 // be computed. |
140 bool MaximumTargetScale(float* max_scale) const; | 143 bool MaximumTargetScale(float* max_scale) const; |
141 | 144 |
142 // When a scroll animation is removed on the main thread, its compositor | 145 // When a scroll animation is removed on the main thread, its compositor |
143 // thread counterpart continues producing scroll deltas until activation. | 146 // thread counterpart continues producing scroll deltas until activation. |
144 // These scroll deltas need to be cleared at activation, so that the active | 147 // These scroll deltas need to be cleared at activation, so that the active |
145 // layer's scroll offset matches the offset provided by the main thread | 148 // layer's scroll offset matches the offset provided by the main thread |
146 // rather than a combination of this offset and scroll deltas produced by | 149 // rather than a combination of this offset and scroll deltas produced by |
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222 bool needs_to_start_animations_; | 225 bool needs_to_start_animations_; |
223 | 226 |
224 bool scroll_offset_animation_was_interrupted_; | 227 bool scroll_offset_animation_was_interrupted_; |
225 | 228 |
226 DISALLOW_COPY_AND_ASSIGN(LayerAnimationController); | 229 DISALLOW_COPY_AND_ASSIGN(LayerAnimationController); |
227 }; | 230 }; |
228 | 231 |
229 } // namespace cc | 232 } // namespace cc |
230 | 233 |
231 #endif // CC_ANIMATION_LAYER_ANIMATION_CONTROLLER_H_ | 234 #endif // CC_ANIMATION_LAYER_ANIMATION_CONTROLLER_H_ |
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