Files
lmms/include/LadspaControl.h
Tobias Doerffel d4bbaa58b4 SerializingObject: made saveSettings() and loadSettings() pure virtual
All classes inheriting from SerializingObject should also provide
according functionality, therefore ensure, they implement methods for
loading and saving settings.
2014-03-21 10:47:05 +01:00

121 lines
2.7 KiB
C++

/*
* LadspaControl.h - model for controlling a LADSPA port
*
* Copyright (c) 2008-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
* Copyright (c) 2006-2008 Danny McRae <khjklujn/at/users.sourceforge.net>
*
* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this program (see COPYING); if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
*/
#ifndef LADSPA_CONTROL_H
#define LADSPA_CONTROL_H
#include <ladspa.h>
#include "AutomatableModel.h"
#include "TempoSyncKnobModel.h"
typedef struct PortDescription port_desc_t;
class EXPORT LadspaControl : public Model, public JournallingObject
{
Q_OBJECT
public:
LadspaControl( Model * _parent, port_desc_t * _port,
bool _link = false );
~LadspaControl();
LADSPA_Data value();
void setValue( LADSPA_Data _value );
void setLink( bool _state );
void linkControls( LadspaControl * _control );
void unlinkControls( LadspaControl * _control );
inline BoolModel * toggledModel()
{
return &m_toggledModel;
}
inline FloatModel * knobModel()
{
return &m_knobModel;
}
inline TempoSyncKnobModel * tempoSyncKnobModel()
{
return &m_tempoSyncKnobModel;
}
inline port_desc_t * port()
{
return m_port;
}
virtual void saveSettings( QDomDocument & _doc, QDomElement & _parent, const QString & _name );
virtual void loadSettings( const QDomElement & _this, const QString & _name );
inline virtual QString nodeName() const
{
return "port";
}
signals:
void changed( int _port, LADSPA_Data _value );
void linkChanged( int _port, bool _state );
protected slots:
void ledChanged();
void knobChanged();
void tempoKnobChanged();
void linkStateChanged();
protected:
virtual void saveSettings( QDomDocument& doc, QDomElement& element )
{
Q_UNUSED(doc)
Q_UNUSED(element)
}
virtual void loadSettings( const QDomElement& element )
{
Q_UNUSED(element)
}
private:
bool m_link;
port_desc_t * m_port;
BoolModel m_linkEnabledModel;
BoolModel m_toggledModel;
FloatModel m_knobModel;
TempoSyncKnobModel m_tempoSyncKnobModel;
friend class LadspaControlView;
} ;
#endif