SMILTimeContainer.h [plain text]
#pragma once
#include "QualifiedName.h"
#include "SMILTime.h"
#include "Timer.h"
#include <wtf/HashMap.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 final : public RefCounted<SMILTimeContainer> {
public:
static Ref<SMILTimeContainer> create(SVGSVGElement& owner) { return adoptRef(*new SMILTimeContainer(owner)); }
~SMILTimeContainer();
void schedule(SVGSMILElement*, SVGElement*, const QualifiedName&);
void unschedule(SVGSMILElement*, SVGElement*, const QualifiedName&);
void notifyIntervalsChanged();
WEBCORE_EXPORT Seconds animationFrameDelay() const;
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();
void startTimer(SMILTime elapsed, SMILTime fireTime, SMILTime minimumDelay = 0);
void updateAnimations(SMILTime elapsed, bool seekToTime = false);
void updateDocumentOrderIndexes();
void sortByPriority(Vector<SVGSMILElement*>& smilElements, SMILTime elapsed);
MonotonicTime m_beginTime;
MonotonicTime m_pauseTime;
Seconds m_accumulatedActiveTime { 0_s };
MonotonicTime m_resumeTime;
Seconds m_presetStartTime { 0_s };
bool m_documentOrderIndexesDirty { false };
Timer m_timer;
typedef std::pair<SVGElement*, QualifiedName> ElementAttributePair;
typedef Vector<SVGSMILElement*> AnimationsVector;
typedef HashMap<ElementAttributePair, std::unique_ptr<AnimationsVector>> GroupedAnimationsMap;
GroupedAnimationsMap m_scheduledAnimations;
SVGSVGElement& m_ownerSVGElement;
#ifndef NDEBUG
bool m_preventScheduledAnimationsChanges { false };
#endif
};
}