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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@576 0778d3d1-df1d-0410-868b-ea421aaaa00d
521 lines
11 KiB
C++
521 lines
11 KiB
C++
/*
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* track.h - declaration of classes concerning tracks -> neccessary for all
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* track-like objects (beat/bassline, sample-track...)
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*
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* Copyright (c) 2004-2007 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef _TRACK_H
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#define _TRACK_H
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <QtCore/QVector>
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#include <QtCore/QList>
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#include <QtGui/QWidget>
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "types.h"
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#include "midi_time.h"
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#include "rubberband.h"
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#include "journalling_object.h"
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class QMenu;
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class QPushButton;
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class automationPattern;
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class bbTrack;
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class pixmapButton;
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class textFloat;
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class track;
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class trackContainer;
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class trackContentWidget;
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class trackWidget;
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typedef QWidget trackSettingsWidget;
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const Uint16 DEFAULT_SETTINGS_WIDGET_WIDTH = 224;
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const Uint16 TRACK_OP_WIDTH = 70;
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const Uint16 TCO_BORDER_WIDTH = 1;
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class trackContentObject : public selectableObject,
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public journallingObject
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{
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Q_OBJECT
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public:
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trackContentObject( track * _track );
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trackContentObject( const trackContentObject & _copy );
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virtual ~trackContentObject();
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inline track * getTrack( void )
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{
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return( m_track );
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}
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inline const midiTime & startPosition( void ) const
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{
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return( m_startPosition );
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}
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inline midiTime endPosition( void ) const
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{
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return( m_startPosition + m_length );
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}
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inline const midiTime & length( void ) const
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{
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return( m_length );
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}
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bool muted( void ) const
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{
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return( m_muted );
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}
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bool fixedTCOs( void );
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virtual void FASTCALL movePosition( const midiTime & _pos );
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virtual void FASTCALL changeLength( const midiTime & _length );
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public slots:
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virtual void close( void );
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protected:
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virtual void constructContextMenu( QMenu * )
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{
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}
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virtual void contextMenuEvent( QContextMenuEvent * _cme );
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virtual void dragEnterEvent( QDragEnterEvent * _dee );
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virtual void dropEvent( QDropEvent * _de );
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virtual void leaveEvent( QEvent * _e );
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virtual void mousePressEvent( QMouseEvent * _me );
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virtual void mouseMoveEvent( QMouseEvent * _me );
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virtual void mouseReleaseEvent( QMouseEvent * _me );
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void setAutoResizeEnabled( bool _e = FALSE );
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float pixelsPerTact( void );
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virtual void undoStep( journalEntry & _je );
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virtual void redoStep( journalEntry & _je );
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protected slots:
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void cut( void );
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void copy( void );
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void paste( void );
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void toggleMute( void );
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private:
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enum actions
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{
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NONE, MOVE, MOVE_SELECTION, RESIZE
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} ;
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static textFloat * s_textFloat;
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track * m_track;
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midiTime m_startPosition;
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midiTime m_length;
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actions m_action;
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bool m_autoResize;
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Sint16 m_initialMouseX;
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bool m_muted;
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textFloat * m_hint;
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midiTime m_oldTime;// used for undo/redo while mouse-button is pressed
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} ;
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class trackContentWidget : public QWidget, public journallingObject
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{
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Q_OBJECT
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public:
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trackContentWidget( trackWidget * _parent );
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virtual ~trackContentWidget();
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trackContentObject * FASTCALL getTCO( int _tco_num );
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int numOfTCOs( void );
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trackContentObject * FASTCALL addTCO( trackContentObject * _tco );
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void FASTCALL removeTCO( int _tco_num, bool _also_delete = TRUE );
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void FASTCALL removeTCO( trackContentObject * _tco,
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bool _also_delete = TRUE );
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void removeAllTCOs( void );
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void FASTCALL swapPositionOfTCOs( int _tco_num1, int _tco_num2 );
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inline Uint16 pixelsPerTact( void ) const
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{
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return( m_pixelsPerTact );
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}
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inline void setPixelsPerTact( Uint16 _ppt )
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{
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m_pixelsPerTact = _ppt;
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}
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tact length( void ) const;
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public slots:
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void insertTact( const midiTime & _pos );
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void removeTact( const midiTime & _pos );
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void updateTCOs( void );
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protected:
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virtual void dragEnterEvent( QDragEnterEvent * _dee );
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virtual void dropEvent( QDropEvent * _de );
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virtual void mousePressEvent( QMouseEvent * _me );
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virtual void paintEvent( QPaintEvent * _pe );
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virtual void resizeEvent( QResizeEvent * _re );
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virtual QString nodeName( void ) const
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{
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return( "trackcontentwidget" );
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}
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virtual void undoStep( journalEntry & _je );
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virtual void redoStep( journalEntry & _je );
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private:
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enum actions
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{
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ADD_TCO, REMOVE_TCO
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} ;
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track * getTrack( void );
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midiTime getPosition( int _mouse_x );
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typedef QVector<trackContentObject *> tcoVector;
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tcoVector m_trackContentObjects;
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trackWidget * m_trackWidget;
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Uint16 m_pixelsPerTact;
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} ;
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class trackOperationsWidget : public QWidget
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{
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Q_OBJECT
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public:
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trackOperationsWidget( trackWidget * _parent );
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~trackOperationsWidget();
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bool muted( void ) const;
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public slots:
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void setMuted( bool _muted );
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protected:
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virtual void mousePressEvent( QMouseEvent * _me );
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virtual void paintEvent( QPaintEvent * _pe );
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private slots:
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void cloneTrack( void );
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void disableAutomation( void );
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void enableAutomation( void );
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void removeTrack( void );
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void muteBtnRightClicked( void );
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void updateMenu( void );
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private:
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static QPixmap * s_grip;
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static QPixmap * s_muteOffDisabled;
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static QPixmap * s_muteOffEnabled;
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static QPixmap * s_muteOnDisabled;
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static QPixmap * s_muteOnEnabled;
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static QPixmap * s_trackOpsDisabled;
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static QPixmap * s_trackOpsEnabled;
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trackWidget * m_trackWidget;
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QPushButton * m_trackOps;
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pixmapButton * m_muteBtn;
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bool m_automationDisabled;
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bbTrack * currentBBTrack( void );
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bool inBBEditor( void );
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} ;
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// actual widget shown in trackContainer
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class trackWidget : public QWidget, public journallingObject
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{
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Q_OBJECT
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public:
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trackWidget( track * _track, QWidget * _parent );
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virtual ~trackWidget();
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inline const track * getTrack( void ) const
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{
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return( m_track );
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}
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inline track * getTrack( void )
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{
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return( m_track );
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}
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inline const trackOperationsWidget & getTrackOperationsWidget( void )
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const
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{
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return( m_trackOperationsWidget );
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}
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inline const trackSettingsWidget & getTrackSettingsWidget( void ) const
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{
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return( m_trackSettingsWidget );
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}
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inline const trackContentWidget & getTrackContentWidget( void ) const
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{
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return( m_trackContentWidget );
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}
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inline trackOperationsWidget & getTrackOperationsWidget( void )
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{
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return( m_trackOperationsWidget );
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}
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inline trackSettingsWidget & getTrackSettingsWidget( void )
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{
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return( m_trackSettingsWidget );
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}
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inline trackContentWidget & getTrackContentWidget( void )
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{
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return( m_trackContentWidget );
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}
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bool isMovingTrack( void ) const
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{
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return( m_action == MOVE_TRACK );
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}
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virtual void repaint( void );
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virtual void update( void );
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public slots:
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void changePosition( const midiTime & _new_pos = -1 );
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protected:
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virtual void undoStep( journalEntry & _je );
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virtual void redoStep( journalEntry & _je );
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virtual QString nodeName( void ) const
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{
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return( "trackwidget" );
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}
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virtual void dragEnterEvent( QDragEnterEvent * _dee );
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virtual void dropEvent( QDropEvent * _de );
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virtual void mousePressEvent( QMouseEvent * _me );
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virtual void mouseMoveEvent( QMouseEvent * _me );
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virtual void mouseReleaseEvent( QMouseEvent * _me );
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virtual void paintEvent( QPaintEvent * _pe );
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virtual void resizeEvent( QResizeEvent * _re );
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midiTime FASTCALL endPosition( const midiTime & _pos_start );
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private:
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enum actions
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{
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NONE, MOVE_TRACK, RESIZE_TRACK
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} ;
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track * m_track;
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trackOperationsWidget m_trackOperationsWidget;
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trackSettingsWidget m_trackSettingsWidget;
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trackContentWidget m_trackContentWidget;
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actions m_action;
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} ;
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// base-class for all tracks
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class track : public journallingObject
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{
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public:
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enum trackTypes
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{
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INSTRUMENT_TRACK,
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BB_TRACK,
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SAMPLE_TRACK,
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EVENT_TRACK,
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VIDEO_TRACK,
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AUTOMATION_TRACK,
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TOTAL_TRACK_TYPES
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} ;
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track( trackContainer * _tc, bool _create_widget = TRUE );
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virtual ~track();
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static track * FASTCALL create( trackTypes _tt, trackContainer * _tc );
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static void FASTCALL create( const QDomElement & _this,
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trackContainer * _tc );
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void FASTCALL clone( void );
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tact length( void ) const;
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inline bool muted( void ) const
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{
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return( m_trackWidget->getTrackOperationsWidget().muted() );
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}
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inline void setMuted( bool _muted )
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{
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m_trackWidget->getTrackOperationsWidget().setMuted( _muted );
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}
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// pure virtual functions
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virtual trackTypes type( void ) const = 0;
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virtual bool FASTCALL play( const midiTime & _start,
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const fpp_t _frames,
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const f_cnt_t _frame_base,
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Sint16 _tco_num = -1 ) = 0;
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virtual trackContentObject * FASTCALL createTCO(
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const midiTime & _pos ) = 0;
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virtual void FASTCALL saveTrackSpecificSettings( QDomDocument & _doc,
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QDomElement & _parent ) = 0;
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virtual void FASTCALL loadTrackSpecificSettings(
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const QDomElement & _this ) = 0;
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virtual void FASTCALL saveSettings( QDomDocument & _doc,
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QDomElement & _this );
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virtual void FASTCALL loadSettings( const QDomElement & _this );
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trackContentObject * FASTCALL addTCO( trackContentObject * _tco );
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void FASTCALL removeTCO( int _tco_num );
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int numOfTCOs( void );
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trackContentObject * FASTCALL getTCO( int _tco_num );
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int FASTCALL getTCONum( trackContentObject * _tco );
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void FASTCALL getTCOsInRange( QList<trackContentObject *> & _tco_v,
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const midiTime & _start,
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const midiTime & _end );
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void FASTCALL swapPositionOfTCOs( int _tco_num1, int _tco_num2 );
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inline trackWidget * getTrackWidget( void )
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{
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return( m_trackWidget );
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}
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inline trackContainer * getTrackContainer( void ) const
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{
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return( m_trackContainer );
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}
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inline const trackSettingsWidget * getTrackSettingsWidget( void ) const
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{
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return( &m_trackWidget->getTrackSettingsWidget() );
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}
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inline const trackContentWidget * getTrackContentWidget( void ) const
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{
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return( &m_trackWidget->getTrackContentWidget() );
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}
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inline trackSettingsWidget * getTrackSettingsWidget( void )
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{
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return( &m_trackWidget->getTrackSettingsWidget() );
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}
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inline trackContentWidget * getTrackContentWidget( void )
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{
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return( &m_trackWidget->getTrackContentWidget() );
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}
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void addAutomationPattern( automationPattern * _pattern );
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void removeAutomationPattern( automationPattern * _pattern );
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// name-stuff
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inline virtual const QString & name( void ) const
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{
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return( m_name );
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}
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inline virtual void setName( const QString & _new_name )
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{
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m_name = _new_name;
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}
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protected:
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void sendMidiTime( const midiTime & _time );
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QString m_name;
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private:
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trackContainer * m_trackContainer;
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trackWidget * m_trackWidget;
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QList<automationPattern *> m_automation_patterns;
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} ;
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typedef QVector<track *> trackVector;
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typedef QVector<const track *> constTrackVector;
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#endif
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