#pragma once
#if ENABLE(VIDEO_TRACK)
#include "Document.h"
#include <wtf/JSONValues.h>
#include <wtf/MediaTime.h>
namespace WebCore {
class TextTrack;
class TextTrackCue : public RefCounted<TextTrackCue>, public EventTargetWithInlineData {
public:
static const AtomicString& cueShadowPseudoId();
TextTrack* track() const;
void setTrack(TextTrack*);
const String& id() const { return m_id; }
void setId(const String&);
double startTime() const { return startMediaTime().toDouble(); }
void setStartTime(double);
double endTime() const { return endMediaTime().toDouble(); }
void setEndTime(double);
bool pauseOnExit() const { return m_pauseOnExit; }
void setPauseOnExit(bool);
MediaTime startMediaTime() const { return m_startTime; }
void setStartTime(const MediaTime&);
MediaTime endMediaTime() const { return m_endTime; }
void setEndTime(const MediaTime&);
bool isActive();
virtual void setIsActive(bool);
virtual bool isOrderedBefore(const TextTrackCue*) const;
virtual bool isPositionedAbove(const TextTrackCue* cue) const { return isOrderedBefore(cue); }
bool hasEquivalentStartTime(const TextTrackCue&) const;
enum CueType { Data, Generic, WebVTT };
virtual CueType cueType() const = 0;
virtual bool isRenderable() const { return false; }
enum CueMatchRules { MatchAllFields, IgnoreDuration };
virtual bool isEqual(const TextTrackCue&, CueMatchRules) const;
virtual bool doesExtendCue(const TextTrackCue&) const;
void willChange();
virtual void didChange();
String toJSONString() const;
using RefCounted::ref;
using RefCounted::deref;
protected:
TextTrackCue(ScriptExecutionContext&, const MediaTime& start, const MediaTime& end);
Document& ownerDocument() { return downcast<Document>(m_scriptExecutionContext); }
virtual void toJSON(JSON::Object&) const;
private:
void refEventTarget() final { ref(); }
void derefEventTarget() final { deref(); }
using EventTarget::dispatchEvent;
void dispatchEvent(Event&) final;
EventTargetInterface eventTargetInterface() const final { return TextTrackCueEventTargetInterfaceType; }
ScriptExecutionContext* scriptExecutionContext() const final { return &m_scriptExecutionContext; }
virtual bool cueContentsMatch(const TextTrackCue&) const;
String m_id;
MediaTime m_startTime;
MediaTime m_endTime;
int m_processingCueChanges { 0 };
TextTrack* m_track { nullptr };
ScriptExecutionContext& m_scriptExecutionContext;
bool m_isActive : 1;
bool m_pauseOnExit : 1;
};
}
namespace WTF {
template<typename Type>
struct LogArgument;
template <>
struct LogArgument<WebCore::TextTrackCue> {
static String toString(const WebCore::TextTrackCue& cue)
{
return cue.toJSONString();
}
};
}
#endif