/**

 * Copyright (c) 2010 Sasken Communication Technologies Ltd.

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the "Eclipse Public License v1.0" 

 * which accompanies  this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html"

 *

 * Initial Contributors:

 * Chandradeep Gandhi, Sasken Communication Technologies Ltd - Initial contribution

 *

 * Contributors:

 * Manasij Roy, Nalina Hariharan

 * 

 * Description:

 * The subtitle class represents information about a track's subtitle

 *

 */

#ifndef SMFSUBTITLE_H_

#define SMFSUBTITLE_H_

#include <QObject>

#include <qdatastream.h>

#include <QDateTime>

#include <QSharedData>

#include <smfclientglobal.h>

enum SmfSubtitleSearchFilterFields

	{

	SubtitleLanguage = 0,

	SubtitleFrameRate,		// value = 1

	SubtitleDuration,		// value = 2

	SubtitleReleaseYear,	// value = 3

	SubtitleAll = SubtitleLanguage | SubtitleFrameRate | 

			SubtitleDuration | SubtitleReleaseYear

	};

typedef QMap<SmfSubtitleSearchFilterFields,QString> SmfSubtitleSearchFilter;

class SmfSubtitlePrivate;

/**

 * @ingroup smf_common_group

 * The subtitle class represents information about a track's subtitle

 */

class SMFCLIENT_EXPORT SmfSubtitle : public QObject

	{

	Q_OBJECT

public:

	/**

	 * Constructor with default argument

	 * @param aParent The parent object

	 */

	SmfSubtitle( QObject *aParent = 0 );

	/**

	 * Copy Constructor

	 * @param aOther The reference object

	 */

	SmfSubtitle( const SmfSubtitle &aOther );

	/**

	 * Destructor

	 */

	~SmfSubtitle( );

	/**

	 * Method to get the subtitle as a bytearray

	 * @return The subtitle content

	 */

	QByteArray subtitle( ) const;

	/**

	 * Method to get the language

	 * @return The language

	 */

	QString language( ) const;

	/**

	 * Method to get the frame rate

	 * @return the frame rate

	 */

	double frameRate( ) const;

	/**

	 * Method to get the duration

	 * @return the duration

	 */

	double duration( ) const;

	/**

	 * Method to get the release year

	 * @return The release year

	 */

	QDateTime releaseYear( ) const;

	/**

	 * Method to get the id of the subtitle

	 * @return The ID value 

	 */

	QString id( ) const;

private:

	QSharedDataPointer<SmfSubtitlePrivate> d;

	friend QDataStream &operator<<( QDataStream &aDataStream, 

			const SmfSubtitle &aSubtitle );

	friend QDataStream &operator>>( QDataStream &aDataStream, 

			SmfSubtitle &aSubtitle );

	};

/**

 * Method for Externalization. Writes the SmfSubtitle object to 

 * the stream and returns a reference to the stream.

 * @param aDataStream Stream to be written

 * @param aSubtitle The SmfSubtitle object to be externalized

 * @return reference to the written stream

 */

QDataStream &operator<<( QDataStream &aDataStream, 

		const SmfSubtitle &aSubtitle );

/**

 * Method for Internalization. Reads a SmfSubtitle object from 

 * the stream and returns a reference to the stream.

 * @param aDataStream Stream to be read

 * @param aSubtitle The SmfSubtitle object to be internalized

 * @return reference to the stream

 */

QDataStream &operator>>( QDataStream &aDataStream, 

		SmfSubtitle &aSubtitle);

// Make the class SmfSubtitle known to QMetaType, so that as to register it.

Q_DECLARE_METATYPE(SmfSubtitle)

#endif /* SMFSUBTITLE_H_ */