src/third_party/WebKit/Source/core/animation/ActiveAnimations.cpp

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  30
  31 #include "config.h"
  32 #include "core/animation/ActiveAnimations.h"
  33
  34 #include "core/rendering/RenderObject.h"
  35
  36 namespace WebCore {
  37
  38 ActiveAnimations::~ActiveAnimations()
  39 {
  40     for (size_t i = 0; i < m_animations.size(); ++i)
  41         m_animations[i]->notifyElementDestroyed();
  42     m_animations.clear();
  43 }
  44
  45 void ActiveAnimations::addPlayer(AnimationPlayer* player)
  46 {
  47     ++m_players.add(player, 0).storedValue->value;
  48 }
  49
  50 void ActiveAnimations::removePlayer(AnimationPlayer* player)
  51 {
  52     AnimationPlayerCountedSet::iterator it = m_players.find(player);
  53     ASSERT(it != m_players.end());
  54     ASSERT(it->value > 0);
  55     --it->value;
  56     if (!it->value)
  57         m_players.remove(it);
  58 }
  59
  60 void ActiveAnimations::updateAnimationFlags(RenderStyle& style)
  61 {
  62     for (AnimationPlayerCountedSet::const_iterator it = m_players.begin(); it != m_players.end(); ++it) {
  63         const AnimationPlayer& player = *it->key;
  64         ASSERT(player.source());
  65         // FIXME: Needs to consider AnimationGroup once added.
  66         ASSERT(player.source()->isAnimation());
  67         const Animation& animation = *toAnimation(player.source());
  68         if (animation.isCurrent()) {
  69             if (animation.affects(CSSPropertyOpacity))
  70                 style.setHasCurrentOpacityAnimation(true);
  71             if (animation.affects(CSSPropertyTransform))
  72                 style.setHasCurrentTransformAnimation(true);
  73             if (animation.affects(CSSPropertyWebkitFilter))
  74                 style.setHasCurrentFilterAnimation(true);
  75         }
  76     }
  77
  78     if (style.hasCurrentOpacityAnimation())
  79         style.setIsRunningOpacityAnimationOnCompositor(m_defaultStack.hasActiveAnimationsOnCompositor(CSSPropertyOpacity));
  80     if (style.hasCurrentTransformAnimation())
  81         style.setIsRunningTransformAnimationOnCompositor(m_defaultStack.hasActiveAnimationsOnCompositor(CSSPropertyTransform));
  82     if (style.hasCurrentFilterAnimation())
  83         style.setIsRunningFilterAnimationOnCompositor(m_defaultStack.hasActiveAnimationsOnCompositor(CSSPropertyWebkitFilter));
  84 }
  85
  86 void ActiveAnimations::cancelAnimationOnCompositor()
  87 {
  88     for (AnimationPlayerCountedSet::iterator it = m_players.begin(); it != m_players.end(); ++it)
  89         it->key->cancelAnimationOnCompositor();
  90 }
  91
  92 void ActiveAnimations::trace(Visitor* visitor)
  93 {
  94     visitor->trace(m_cssAnimations);
  95 #if ENABLE(OILPAN)
  96     visitor->trace(m_target);
  97 #endif
  98 }
  99
 100 } // namespace WebCore