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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include "config.h"
     32 #include "core/animation/ActiveAnimations.h"
     33 
     34 #include "core/rendering/RenderObject.h"
     35 
     36 namespace blink {
     37 
     38 ActiveAnimations::~ActiveAnimations()
     39 {
     40 #if !ENABLE(OILPAN)
     41     for (size_t i = 0; i < m_animations.size(); ++i)
     42         m_animations[i]->notifyElementDestroyed();
     43     m_animations.clear();
     44 #endif
     45 }
     46 
     47 void ActiveAnimations::updateAnimationFlags(RenderStyle& style)
     48 {
     49     for (AnimationPlayerCountedSet::const_iterator it = m_players.begin(); it != m_players.end(); ++it) {
     50         const AnimationPlayer& player = *it->key;
     51         ASSERT(player.source());
     52         // FIXME: Needs to consider AnimationGroup once added.
     53         ASSERT(player.source()->isAnimation());
     54         const Animation& animation = *toAnimation(player.source());
     55         if (animation.isCurrent()) {
     56             if (animation.affects(CSSPropertyOpacity))
     57                 style.setHasCurrentOpacityAnimation(true);
     58             if (animation.affects(CSSPropertyTransform))
     59                 style.setHasCurrentTransformAnimation(true);
     60             if (animation.affects(CSSPropertyWebkitFilter))
     61                 style.setHasCurrentFilterAnimation(true);
     62         }
     63     }
     64 
     65     if (style.hasCurrentOpacityAnimation())
     66         style.setIsRunningOpacityAnimationOnCompositor(m_defaultStack.hasActiveAnimationsOnCompositor(CSSPropertyOpacity));
     67     if (style.hasCurrentTransformAnimation())
     68         style.setIsRunningTransformAnimationOnCompositor(m_defaultStack.hasActiveAnimationsOnCompositor(CSSPropertyTransform));
     69     if (style.hasCurrentFilterAnimation())
     70         style.setIsRunningFilterAnimationOnCompositor(m_defaultStack.hasActiveAnimationsOnCompositor(CSSPropertyWebkitFilter));
     71 }
     72 
     73 void ActiveAnimations::cancelAnimationOnCompositor()
     74 {
     75     for (AnimationPlayerCountedSet::iterator it = m_players.begin(); it != m_players.end(); ++it)
     76         it->key->cancelAnimationOnCompositor();
     77 }
     78 
     79 void ActiveAnimations::trace(Visitor* visitor)
     80 {
     81 #if ENABLE(OILPAN)
     82     visitor->trace(m_cssAnimations);
     83     visitor->trace(m_defaultStack);
     84     visitor->trace(m_players);
     85 #endif
     86 }
     87 
     88 } // namespace blink
     89