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/*
*
* $Id: k3baudiotrack.h 620139 2007-01-05 11:59:05Z trueg $
* Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* See the file "COPYING" for the exact licensing terms.
*/
#ifndef K3BAUDIOTRACK_H
#define K3BAUDIOTRACK_H
#include <tqstring.h>
#include <tqfileinfo.h>
#include <tqfile.h>
#include <tqptrlist.h>
#include <kio/global.h>
#include <k3bmsf.h>
#include <k3bcdtext.h>
#include <k3btrack.h>
#include "k3b_export.h"
class K3bAudioDecoder;
class K3bAudioDataSource;
class K3bAudioDoc;
/**
* @author Sebastian Trueg
*/
class LIBK3B_EXPORT K3bAudioTrack
{
friend class K3bAudioDataSource;
friend class K3bAudioDoc;
public:
K3bAudioTrack();
K3bAudioTrack( K3bAudioDoc* parent );
~K3bAudioTrack();
K3bAudioDoc* doc() const { return m_parent; }
K3bDevice::Track toCdTrack() const;
/**
* @return length of track in frames
*/
K3b::Msf length() const;
KIO::filesize_t size() const;
const TQString& artist() const { return m_cdText.performer(); }
const TQString& performer() const { return m_cdText.performer(); }
const TQString& title() const { return m_cdText.title(); }
const TQString& arranger() const { return m_cdText.arranger(); }
const TQString& songwriter() const { return m_cdText.songwriter(); }
const TQString& composer() const { return m_cdText.composer(); }
const TQString& isrc() const { return m_cdText.isrc(); }
const TQString& cdTextMessage() const { return m_cdText.message(); }
const K3bDevice::TrackCdText& cdText() const { return m_cdText; }
bool copyProtection() const { return m_copy; }
bool preEmp() const { return m_preEmp; }
/**
* @obsolete use setPerformer
**/
void setArtist( const TQString& a );
void setPerformer( const TQString& a );
void setTitle( const TQString& t );
void setArranger( const TQString& t );
void setSongwriter( const TQString& t );
void setComposer( const TQString& t );
void setIsrc( const TQString& t );
void setCdTextMessage( const TQString& t );
void setCdText( const K3bDevice::TrackCdText& cdtext );
void setPreEmp( bool b ) { m_preEmp = b; emitChanged(); }
void setCopyProtection( bool b ) { m_copy = b; emitChanged(); }
K3b::Msf index0() const;
/**
* The length of the postgap, ie. the number of blocks with index0.
* This is always 0 for the last track.
*/
K3b::Msf postGap() const;
void setIndex0( const K3b::Msf& );
/**
* \return The track number starting at 1.
*/
unsigned int trackNumber() const;
/**
* Remove this track from the list and return it.
*/
K3bAudioTrack* take();
/**
* Move this track after @p track.
* If @p track is null this track will be merged into the beginning
* of the docs list.
*/
void moveAfter( K3bAudioTrack* track );
/**
* Move this track ahead of @p track.
* If @p track is null this track will be appended to the end
* of the docs list.
*/
void moveAhead( K3bAudioTrack* track );
/**
* Merge @p trackToMerge into this one.
*/
void merge( K3bAudioTrack* trackToMerge, K3bAudioDataSource* sourceAfter = 0 );
K3bAudioTrack* prev() const { return m_prev; }
K3bAudioTrack* next() const { return m_next; }
/**
* Use with care.
*/
void setFirstSource( K3bAudioDataSource* source );
K3bAudioDataSource* firstSource() const { return m_firstSource; }
K3bAudioDataSource* lastSource() const;
int numberSources() const;
/**
* Append source to the end of the sources list.
*/
void addSource( K3bAudioDataSource* source );
bool seek( const K3b::Msf& );
/**
* Read data from the track.
*
* @return number of read bytes
*/
int read( char* data, unsigned int max );
/**
* called by K3bAudioDataSource because of the lack of signals
*/
void sourceChanged( K3bAudioDataSource* );
/**
* Create a copy of this track containing copies of all the sources
* but not being part of some list.
*/
K3bAudioTrack* copy() const;
/**
* Split the track at position pos and return the splitted track
* on success.
* The new track will be moved after this track.
*
* \param pos The position at which to split. \a pos will be the
* first frame in the new track.
*/
K3bAudioTrack* split( const K3b::Msf& pos );
/**
* Is this track in a list
*/
bool inList() const;
private:
/**
* Tells the doc that the track has changed
*/
void emitChanged();
void debug();
K3bAudioDoc* m_parent;
/** copy protection */
bool m_copy;
bool m_preEmp;
K3b::Msf m_index0Offset;
K3bDevice::TrackCdText m_cdText;
// list
K3bAudioTrack* m_prev;
K3bAudioTrack* m_next;
K3bAudioDataSource* m_firstSource;
K3bAudioDataSource* m_currentSource;
long long m_alreadyReadBytes;
bool m_currentlyDeleting;
class Private;
Private* d;
};
#endif
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