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/*
* Copyright (C) 2008 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SMILTimeContainer_h
#define SMILTimeContainer_h
#include "core/dom/QualifiedName.h"
#include "core/svg/animation/SMILTime.h"
#include "platform/Timer.h"
#include "wtf/HashMap.h"
#include "wtf/HashSet.h"
#include "wtf/PassRefPtr.h"
#include "wtf/RefCounted.h"
#include "wtf/text/StringHash.h"
#include "wtf/text/WTFString.h"
namespace WebCore {
class SVGElement;
class SVGSMILElement;
class SVGSVGElement;
class SMILTimeContainer : public RefCounted<SMILTimeContainer> {
public:
static PassRefPtr<SMILTimeContainer> create(SVGSVGElement* owner) { return adoptRef(new SMILTimeContainer(owner)); }
~SMILTimeContainer();
void schedule(SVGSMILElement*, SVGElement*, const QualifiedName&);
void unschedule(SVGSMILElement*, SVGElement*, const QualifiedName&);
void notifyIntervalsChanged();
SMILTime elapsed() const;
bool isActive() const;
bool isPaused() const;
bool isStarted() const;
void begin();
void pause();
void resume();
void setElapsed(SMILTime);
void setDocumentOrderIndexesDirty() { m_documentOrderIndexesDirty = true; }
private:
SMILTimeContainer(SVGSVGElement* owner);
void timerFired(Timer<SMILTimeContainer>*);
void startTimer(SMILTime fireTime, SMILTime minimumDelay = 0);
void updateAnimations(SMILTime elapsed, bool seekToTime = false);
void updateDocumentOrderIndexes();
void sortByPriority(Vector<SVGSMILElement*>& smilElements, SMILTime elapsed);
double lastResumeTime() const { return m_resumeTime ? m_resumeTime : m_beginTime; }
double m_beginTime;
double m_pauseTime;
double m_resumeTime;
double m_accumulatedActiveTime;
double m_presetStartTime;
bool m_documentOrderIndexesDirty;
Timer<SMILTimeContainer> m_timer;
typedef pair<SVGElement*, QualifiedName> ElementAttributePair;
typedef Vector<SVGSMILElement*> AnimationsVector;
typedef HashMap<ElementAttributePair, OwnPtr<AnimationsVector> > GroupedAnimationsMap;
GroupedAnimationsMap m_scheduledAnimations;
SVGSVGElement* m_ownerSVGElement;
#ifndef NDEBUG
bool m_preventScheduledAnimationsChanges;
#endif
};
}
#endif // SMILTimeContainer_h
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