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1 /* | 1 /* |
2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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30 | 30 |
31 #include "sky/engine/config.h" | 31 #include "sky/engine/config.h" |
32 #include "sky/engine/core/animation/Animation.h" | 32 #include "sky/engine/core/animation/Animation.h" |
33 | 33 |
34 #include "sky/engine/bindings/core/v8/Dictionary.h" | 34 #include "sky/engine/bindings/core/v8/Dictionary.h" |
35 #include "sky/engine/bindings/core/v8/ExceptionState.h" | 35 #include "sky/engine/bindings/core/v8/ExceptionState.h" |
36 #include "sky/engine/core/animation/ActiveAnimations.h" | 36 #include "sky/engine/core/animation/ActiveAnimations.h" |
37 #include "sky/engine/core/animation/AnimationHelpers.h" | 37 #include "sky/engine/core/animation/AnimationHelpers.h" |
38 #include "sky/engine/core/animation/AnimationPlayer.h" | 38 #include "sky/engine/core/animation/AnimationPlayer.h" |
39 #include "sky/engine/core/animation/AnimationTimeline.h" | 39 #include "sky/engine/core/animation/AnimationTimeline.h" |
40 #include "sky/engine/core/animation/CompositorAnimations.h" | |
41 #include "sky/engine/core/animation/Interpolation.h" | 40 #include "sky/engine/core/animation/Interpolation.h" |
42 #include "sky/engine/core/animation/KeyframeEffectModel.h" | 41 #include "sky/engine/core/animation/KeyframeEffectModel.h" |
43 #include "sky/engine/core/dom/Element.h" | 42 #include "sky/engine/core/dom/Element.h" |
44 #include "sky/engine/core/frame/UseCounter.h" | 43 #include "sky/engine/core/frame/UseCounter.h" |
45 #include "sky/engine/core/rendering/RenderLayer.h" | 44 #include "sky/engine/core/rendering/RenderLayer.h" |
46 | 45 |
47 namespace blink { | 46 namespace blink { |
48 | 47 |
49 PassRefPtr<Animation> Animation::create(Element* target, PassRefPtr<AnimationEff
ect> effect, const Timing& timing, Priority priority, PassOwnPtr<EventDelegate>
eventDelegate) | 48 PassRefPtr<Animation> Animation::create(Element* target, PassRefPtr<AnimationEff
ect> effect, const Timing& timing, Priority priority, PassOwnPtr<EventDelegate>
eventDelegate) |
50 { | 49 { |
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121 if (m_sampledEffect) | 120 if (m_sampledEffect) |
122 clearEffects(); | 121 clearEffects(); |
123 AnimationNode::detach(); | 122 AnimationNode::detach(); |
124 } | 123 } |
125 | 124 |
126 void Animation::specifiedTimingChanged() | 125 void Animation::specifiedTimingChanged() |
127 { | 126 { |
128 if (player()) { | 127 if (player()) { |
129 // FIXME: Needs to consider groups when added. | 128 // FIXME: Needs to consider groups when added. |
130 ASSERT(player()->source() == this); | 129 ASSERT(player()->source() == this); |
131 player()->setCompositorPending(true); | 130 player()->setPending(); |
132 } | 131 } |
133 } | 132 } |
134 | 133 |
135 static AnimationStack& ensureAnimationStack(Element* element) | 134 static AnimationStack& ensureAnimationStack(Element* element) |
136 { | 135 { |
137 return element->ensureActiveAnimations().defaultStack(); | 136 return element->ensureActiveAnimations().defaultStack(); |
138 } | 137 } |
139 | 138 |
140 void Animation::applyEffects() | 139 void Animation::applyEffects() |
141 { | 140 { |
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161 m_target->setNeedsAnimationStyleRecalc(); | 160 m_target->setNeedsAnimationStyleRecalc(); |
162 } | 161 } |
163 | 162 |
164 void Animation::clearEffects() | 163 void Animation::clearEffects() |
165 { | 164 { |
166 ASSERT(player()); | 165 ASSERT(player()); |
167 ASSERT(m_sampledEffect); | 166 ASSERT(m_sampledEffect); |
168 | 167 |
169 m_sampledEffect->clear(); | 168 m_sampledEffect->clear(); |
170 m_sampledEffect = nullptr; | 169 m_sampledEffect = nullptr; |
171 cancelAnimationOnCompositor(); | |
172 m_target->setNeedsAnimationStyleRecalc(); | 170 m_target->setNeedsAnimationStyleRecalc(); |
173 invalidate(); | 171 invalidate(); |
174 } | 172 } |
175 | 173 |
176 void Animation::updateChildrenAndEffects() const | 174 void Animation::updateChildrenAndEffects() const |
177 { | 175 { |
178 if (!m_effect) | 176 if (!m_effect) |
179 return; | 177 return; |
180 if (isInEffect()) | 178 if (isInEffect()) |
181 const_cast<Animation*>(this)->applyEffects(); | 179 const_cast<Animation*>(this)->applyEffects(); |
182 else if (m_sampledEffect) | 180 else if (m_sampledEffect) |
183 const_cast<Animation*>(this)->clearEffects(); | 181 const_cast<Animation*>(this)->clearEffects(); |
184 } | 182 } |
185 | 183 |
186 double Animation::calculateTimeToEffectChange(bool forwards, double localTime, d
ouble timeToNextIteration) const | 184 double Animation::calculateTimeToEffectChange(bool forwards, double localTime, d
ouble timeToNextIteration) const |
187 { | 185 { |
188 const double start = startTimeInternal() + specifiedTiming().startDelay; | 186 const double start = startTimeInternal() + specifiedTiming().startDelay; |
189 const double end = start + activeDurationInternal(); | 187 const double end = start + activeDurationInternal(); |
190 | 188 |
191 switch (phase()) { | 189 switch (phase()) { |
192 case PhaseBefore: | 190 case PhaseBefore: |
193 ASSERT(start >= localTime); | 191 ASSERT(start >= localTime); |
194 return forwards | 192 return forwards |
195 ? start - localTime | 193 ? start - localTime |
196 : std::numeric_limits<double>::infinity(); | 194 : std::numeric_limits<double>::infinity(); |
197 case PhaseActive: | 195 case PhaseActive: |
198 if (forwards && hasActiveAnimationsOnCompositor()) { | |
199 ASSERT(specifiedTiming().playbackRate == 1); | |
200 // Need service to apply fill / fire events. | |
201 const double timeToEnd = end - localTime; | |
202 if (hasEvents()) { | |
203 return std::min(timeToEnd, timeToNextIteration); | |
204 } else { | |
205 return timeToEnd; | |
206 } | |
207 } | |
208 return 0; | 196 return 0; |
209 case PhaseAfter: | 197 case PhaseAfter: |
210 ASSERT(localTime >= end); | 198 ASSERT(localTime >= end); |
211 // If this Animation is still in effect then it will need to update | 199 // If this Animation is still in effect then it will need to update |
212 // when its parent goes out of effect. We have no way of knowing when | 200 // when its parent goes out of effect. We have no way of knowing when |
213 // that will be, however, so the parent will need to supply it. | 201 // that will be, however, so the parent will need to supply it. |
214 return forwards | 202 return forwards |
215 ? std::numeric_limits<double>::infinity() | 203 ? std::numeric_limits<double>::infinity() |
216 : localTime - end; | 204 : localTime - end; |
217 default: | 205 default: |
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232 // destructor called when we call SampledEffect::clear(), so we need to | 220 // destructor called when we call SampledEffect::clear(), so we need to |
233 // clear m_sampledEffect first. | 221 // clear m_sampledEffect first. |
234 m_target = nullptr; | 222 m_target = nullptr; |
235 clearEventDelegate(); | 223 clearEventDelegate(); |
236 SampledEffect* sampledEffect = m_sampledEffect; | 224 SampledEffect* sampledEffect = m_sampledEffect; |
237 m_sampledEffect = nullptr; | 225 m_sampledEffect = nullptr; |
238 if (sampledEffect) | 226 if (sampledEffect) |
239 sampledEffect->clear(); | 227 sampledEffect->clear(); |
240 } | 228 } |
241 | 229 |
242 bool Animation::isCandidateForAnimationOnCompositor() const | |
243 { | |
244 if (!effect() || !m_target) | |
245 return false; | |
246 return CompositorAnimations::instance()->isCandidateForAnimationOnCompositor
(specifiedTiming(), *effect()); | |
247 } | |
248 | |
249 bool Animation::maybeStartAnimationOnCompositor(double startTime, double current
Time) | |
250 { | |
251 ASSERT(!hasActiveAnimationsOnCompositor()); | |
252 if (!isCandidateForAnimationOnCompositor()) | |
253 return false; | |
254 if (!CompositorAnimations::instance()->canStartAnimationOnCompositor(*m_targ
et)) | |
255 return false; | |
256 if (!CompositorAnimations::instance()->startAnimationOnCompositor(*m_target,
startTime, currentTime, specifiedTiming(), *effect(), m_compositorAnimationIds)
) | |
257 return false; | |
258 ASSERT(!m_compositorAnimationIds.isEmpty()); | |
259 return true; | |
260 } | |
261 | |
262 bool Animation::hasActiveAnimationsOnCompositor() const | |
263 { | |
264 return !m_compositorAnimationIds.isEmpty(); | |
265 } | |
266 | |
267 bool Animation::hasActiveAnimationsOnCompositor(CSSPropertyID property) const | |
268 { | |
269 return hasActiveAnimationsOnCompositor() && affects(property); | |
270 } | |
271 | |
272 bool Animation::affects(CSSPropertyID property) const | |
273 { | |
274 return m_effect && m_effect->affects(property); | |
275 } | |
276 | |
277 void Animation::cancelAnimationOnCompositor() | |
278 { | |
279 if (!hasActiveAnimationsOnCompositor()) | |
280 return; | |
281 if (!m_target || !m_target->renderer()) | |
282 return; | |
283 for (size_t i = 0; i < m_compositorAnimationIds.size(); ++i) | |
284 CompositorAnimations::instance()->cancelAnimationOnCompositor(*m_target,
m_compositorAnimationIds[i]); | |
285 m_compositorAnimationIds.clear(); | |
286 player()->setCompositorPending(true); | |
287 } | |
288 | |
289 void Animation::pauseAnimationForTestingOnCompositor(double pauseTime) | |
290 { | |
291 ASSERT(hasActiveAnimationsOnCompositor()); | |
292 if (!m_target || !m_target->renderer()) | |
293 return; | |
294 for (size_t i = 0; i < m_compositorAnimationIds.size(); ++i) | |
295 CompositorAnimations::instance()->pauseAnimationForTestingOnCompositor(*
m_target, m_compositorAnimationIds[i], pauseTime); | |
296 } | |
297 | |
298 } // namespace blink | 230 } // namespace blink |
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