LoadableTextTrack.h [plain text]
#pragma once
#if ENABLE(VIDEO_TRACK)
#include "TextTrack.h"
#include "TextTrackLoader.h"
namespace WebCore {
class HTMLTrackElement;
class LoadableTextTrack final : public TextTrack, private TextTrackLoaderClient {
public:
static Ref<LoadableTextTrack> create(HTMLTrackElement& track, const String& kind, const String& label, const String& language)
{
return adoptRef(*new LoadableTextTrack(track, kind, label, language));
}
void scheduleLoad(const URL&);
size_t trackElementIndex();
HTMLTrackElement* trackElement() const { return m_trackElement; }
void clearElement() { m_trackElement = nullptr; }
void setIsDefault(bool isDefault) final { m_isDefault = isDefault; }
private:
LoadableTextTrack(HTMLTrackElement&, const String& kind, const String& label, const String& language);
void newCuesAvailable(TextTrackLoader*) final;
void cueLoadingCompleted(TextTrackLoader*, bool loadingFailed) final;
void newRegionsAvailable(TextTrackLoader*) final;
AtomicString id() const final;
bool isDefault() const final { return m_isDefault; }
Element* element() final;
void loadTimerFired();
#if !RELEASE_LOG_DISABLED
const char* logClassName() const override { return "LoadableTextTrack"; }
#endif
HTMLTrackElement* m_trackElement;
Timer m_loadTimer;
std::unique_ptr<TextTrackLoader> m_loader;
URL m_url;
bool m_isDefault { false };
};
}
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::LoadableTextTrack)
static bool isType(const WebCore::TextTrack& track) { return track.trackType() == WebCore::TextTrack::TrackElement; }
SPECIALIZE_TYPE_TRAITS_END()
#endif // ENABLE(VIDEO_TRACK)