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https://github.com/LMMS/lmms.git
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341 lines
7.2 KiB
C++
341 lines
7.2 KiB
C++
/*
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* AutomatableModel.h - declaration of class AutomatableModel
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*
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* Copyright (c) 2007-2009 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 _AUTOMATABLE_MODEL_H
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#define _AUTOMATABLE_MODEL_H
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#include <math.h>
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#include "JournallingObject.h"
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#include "Model.h"
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// simple way to map a property of a view to a model
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#define mapPropertyFromModelPtr(type,getfunc,setfunc,modelname) \
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public: \
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inline type getfunc() const \
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{ \
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return (type) modelname->value(); \
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} \
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public slots: \
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inline void setfunc( const type _val ) \
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{ \
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modelname->setValue( _val ); \
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}
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#define mapPropertyFromModel(type,getfunc,setfunc,modelname) \
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public: \
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inline type getfunc() const \
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{ \
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return (type) modelname.value(); \
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} \
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public slots: \
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inline void setfunc( const type _val ) \
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{ \
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modelname.setValue( (float) _val ); \
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}
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class ControllerConnection;
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class EXPORT AutomatableModel : public Model, public JournallingObject
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{
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Q_OBJECT
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public:
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typedef QVector<AutomatableModel *> AutoModelVector;
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enum DataType
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{
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Float,
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Integer,
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Bool
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} ;
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AutomatableModel( DataType _type,
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const float _val = 0,
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const float _min = 0,
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const float _max = 0,
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const float _step = 0,
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::Model * _parent = NULL,
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const QString & _display_name = QString(),
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bool _default_constructed = false );
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virtual ~AutomatableModel();
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static inline float copiedValue()
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{
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return __copiedValue;
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}
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bool isAutomated() const;
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inline ControllerConnection * getControllerConnection() const
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{
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return m_controllerConnection;
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}
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void setControllerConnection( ControllerConnection * _c );
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template<class T>
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static inline T castValue( const float _v )
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{
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return (T)( _v );
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}
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template<bool>
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static inline bool castValue( const float _v )
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{
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return ( qRound( _v ) != 0 );
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}
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template<class T>
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inline T value( int _frameOffset = 0 ) const
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{
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if( unlikely( m_hasLinkedModels ||
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m_controllerConnection != NULL ) )
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{
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return castValue<T>( controllerValue( _frameOffset ) );
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}
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return castValue<T>( m_value );
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}
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float controllerValue( int _frameOffset ) const;
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template<class T>
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inline T initValue() const
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{
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return castValue<T>( m_initValue );
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}
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template<class T>
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inline T minValue() const
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{
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return castValue<T>( m_minValue );
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}
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template<class T>
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inline T maxValue() const
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{
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return castValue<T>( m_maxValue );
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}
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template<class T>
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inline T step() const
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{
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return castValue<T>( m_step );
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}
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void setInitValue( const float _value );
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void setAutomatedValue( const float _value );
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void setValue( const float _value );
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inline void incValue( int _steps )
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{
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setValue( m_value + _steps * m_step );
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}
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inline float range() const
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{
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return m_range;
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}
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void setRange( const float _min, const float _max,
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const float _step = 1 );
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void setStep( const float _step );
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static void linkModels( AutomatableModel * _m1,
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AutomatableModel * _m2 );
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static void unlinkModels( AutomatableModel * _m1,
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AutomatableModel * _m2 );
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virtual void saveSettings( QDomDocument & _doc,
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QDomElement & _this,
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const QString & _name = QString( "value" ) );
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virtual void loadSettings( const QDomElement & _this,
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const QString & _name = QString( "value" ) );
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virtual QString nodeName() const
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{
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return "automatablemodel";
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}
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void prepareJournalEntryFromOldVal();
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void addJournalEntryFromOldToCurVal();
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QString displayValue( const float _val ) const
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{
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switch( m_dataType )
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{
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case Float: return QString::number( castValue<float>( _val ) );
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case Integer: return QString::number( castValue<int>( _val ) );
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case Bool: return QString::number( castValue<bool>( _val ) );
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}
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return "0";
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}
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public slots:
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virtual void reset();
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virtual void copyValue();
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virtual void pasteValue();
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void unlinkControllerConnection();
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protected:
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virtual void redoStep( JournalEntry & _je );
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virtual void undoStep( JournalEntry & _je );
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float fittedValue( float _value ) const;
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private:
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void linkModel( AutomatableModel * _model );
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void unlinkModel( AutomatableModel * _model );
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DataType m_dataType;
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float m_value;
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float m_initValue;
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float m_minValue;
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float m_maxValue;
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float m_step;
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float m_range;
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// most objects will need this temporarily (until sampleExact is
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// standard)
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float m_oldValue;
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bool m_journalEntryReady;
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int m_setValueDepth;
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AutoModelVector m_linkedModels;
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bool m_hasLinkedModels;
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ControllerConnection * m_controllerConnection;
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static float __copiedValue;
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signals:
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void initValueChanged( float _val );
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void destroyed( jo_id_t _id );
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} ;
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#define defaultTypedMethods(type) \
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inline type value( int _frameOffset = 0 ) const \
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{ \
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return AutomatableModel::value<type>( _frameOffset ); \
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} \
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\
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inline type initValue() const \
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{ \
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return AutomatableModel::initValue<type>(); \
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} \
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\
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inline type minValue() const \
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{ \
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return AutomatableModel::minValue<type>(); \
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} \
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\
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inline type maxValue() const \
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{ \
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return AutomatableModel::maxValue<type>(); \
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} \
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// some typed AutomatableModel-definitions
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class FloatModel : public AutomatableModel
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{
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public:
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FloatModel( float _val = 0, float _min = 0, float _max = 0,
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float _step = 0, ::Model * _parent = NULL,
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const QString & _display_name = QString(),
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bool _default_constructed = false ) :
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AutomatableModel( Float, _val, _min, _max, _step,
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_parent, _display_name, _default_constructed )
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{
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}
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defaultTypedMethods(float);
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} ;
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class IntModel : public AutomatableModel
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{
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public:
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IntModel( int _val = 0, int _min = 0, int _max = 0,
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::Model * _parent = NULL,
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const QString & _display_name = QString(),
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bool _default_constructed = false ) :
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AutomatableModel( Integer, _val, _min, _max, 1,
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_parent, _display_name, _default_constructed )
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{
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}
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defaultTypedMethods(int);
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} ;
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class BoolModel : public AutomatableModel
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{
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public:
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BoolModel( const bool _val = false, ::Model * _parent = NULL,
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const QString & _display_name = QString(),
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bool _default_constructed = false ) :
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AutomatableModel( Bool, _val, false, true, 1,
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_parent, _display_name, _default_constructed )
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{
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}
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defaultTypedMethods(bool);
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} ;
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#endif
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