PlatformTextTrack.h [plain text]
#ifndef PlatformTextTrack_h
#define PlatformTextTrack_h
#if USE(PLATFORM_TEXT_TRACK_MENU) || ENABLE(AVF_CAPTIONS)
#include <wtf/RefCounted.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class TextTrack;
class InbandTextTrackPrivate;
class PlatformTextTrackClient {
public:
virtual ~PlatformTextTrackClient() { }
virtual TextTrack* publicTrack() = 0;
virtual InbandTextTrackPrivate* privateTrack() { return 0; }
};
class PlatformTextTrack : public RefCounted<PlatformTextTrack> {
public:
enum TrackKind {
Subtitle = 0,
Caption = 1,
Description = 2,
Chapter = 3,
MetaData = 4,
Forced = 5,
};
enum TrackType {
InBand = 0,
OutOfBand = 1,
Script = 2
};
enum TrackMode {
Disabled,
Hidden,
Showing
};
static PassRefPtr<PlatformTextTrack> create(PlatformTextTrackClient* client, const String& label, const String& language, TrackMode mode, TrackKind kind, TrackType type, int uniqueId)
{
return adoptRef(new PlatformTextTrack(client, label, language, String(), mode, kind, type, uniqueId, false));
}
static PassRefPtr<PlatformTextTrack> createOutOfBand(const String& label, const String& language, const String& url, TrackMode mode, TrackKind kind, int uniqueId, bool isDefault)
{
return adoptRef(new PlatformTextTrack(nullptr, label, language, url, mode, kind, OutOfBand, uniqueId, isDefault));
}
virtual ~PlatformTextTrack() { }
TrackType type() const { return m_type; }
TrackKind kind() const { return m_kind; }
TrackMode mode() const { return m_mode; }
const String& label() const { return m_label; }
const String& language() const { return m_language; }
const String& url() const { return m_url; }
PlatformTextTrackClient* client() const { return m_client; }
int uniqueId() const { return m_uniqueId; }
bool isDefault() const { return m_isDefault; }
static PlatformTextTrack* captionMenuOffItem()
{
static PlatformTextTrack* off = PlatformTextTrack::create(nullptr, "off menu item", "", Showing, Subtitle, InBand, 0).leakRef();
return off;
}
static PlatformTextTrack* captionMenuAutomaticItem()
{
static PlatformTextTrack* automatic = PlatformTextTrack::create(nullptr, "automatic menu item", "", Showing, Subtitle, InBand, 0).leakRef();
return automatic;
}
protected:
PlatformTextTrack(PlatformTextTrackClient* client, const String& label, const String& language, const String& url, TrackMode mode, TrackKind kind, TrackType type, int uniqueId, bool isDefault)
: m_label(label)
, m_language(language)
, m_url(url)
, m_mode(mode)
, m_kind(kind)
, m_type(type)
, m_client(client)
, m_uniqueId(uniqueId)
, m_isDefault(isDefault)
{
}
String m_label;
String m_language;
String m_url;
TrackMode m_mode;
TrackKind m_kind;
TrackType m_type;
PlatformTextTrackClient* m_client;
int m_uniqueId;
bool m_isDefault;
};
}
#endif
#endif // PlatformTextTrack_h