Web Animations: Implement CSS Animation events

Source/core/animation/css/CSSAnimations.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef CSSAnimations_h
 #define CSSAnimations_h
 
 #include "core/animation/Animation.h"
 
 #include "core/animation/Player.h"
 #include "core/css/StylePropertySet.h"
+#include "core/dom/Document.h"
 #include "core/platform/animation/CSSAnimationData.h"
 #include "core/rendering/style/RenderStyleConstants.h"
 #include "wtf/HashMap.h"
 #include "wtf/HashSet.h"
 #include "wtf/Vector.h"
 #include "wtf/text/AtomicString.h"
 
 namespace WebCore {
 
 class CSSAnimationDataList;
@@ skipping 23 matching lines @@
 class CSSAnimations FINAL {
 public:
     static bool needsUpdate(const Element*, const RenderStyle*);
     static PassOwnPtr<CSSAnimationUpdate> calculateUpdate(const Element*, EDisplay, const CSSAnimations*, const CSSAnimationDataList*, StyleResolver*);
     void update(Element*, const RenderStyle*);
     bool isEmpty() const { return m_animations.isEmpty(); }
     void cancel();
 private:
     typedef HashMap<StringImpl*, Player*> AnimationMap;
     AnimationMap m_animations;
+    class EventDelegate FINAL : public TimedItemEventDelegate {
+    public:
+        EventDelegate(Element* target, const AtomicString& name)
+            : m_target(target)
+            , m_name(name)
+        {
+        }
+        virtual void onEventCondition(bool wasInPlay, bool isInPlay, double previousIteration, double currentIteration) OVERRIDE;
+    private:
+        void dispatch(Document::ListenerType, AtomicString& eventName, double elapsedTime);
+        Element* m_target;
+        const AtomicString m_name;
+    };
 };
 
 } // namespace WebCore
 
 #endif