Chris@49: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@28: 
Chris@28: /*
Chris@52:     Sonic Visualiser
Chris@52:     An audio file viewer and annotation editor.
Chris@52:     Centre for Digital Music, Queen Mary, University of London.
Chris@52:     This file copyright 2006 Chris Cannam.
Chris@28:     
Chris@52:     This program is free software; you can redistribute it and/or
Chris@52:     modify it under the terms of the GNU General Public License as
Chris@52:     published by the Free Software Foundation; either version 2 of the
Chris@52:     License, or (at your option) any later version.  See the file
Chris@52:     COPYING included with this distribution for more information.
Chris@28: */
Chris@28: 
Chris@1580: #ifndef SV_PLAY_PARAMETER_REPOSITORY_H
Chris@1580: #define SV_PLAY_PARAMETER_REPOSITORY_H
Chris@28: 
Chris@391: #include "PlayParameters.h"
Chris@391: #include "Command.h"
Chris@391: 
Chris@391: class Playable;
Chris@28: 
Chris@28: #include <map>
Chris@1751: #include <memory>
Chris@28: 
Chris@29: #include <QObject>
Chris@391: #include <QString>
Chris@29: 
Chris@29: class PlayParameterRepository : public QObject
Chris@28: {
Chris@29:     Q_OBJECT
Chris@29: 
Chris@28: public:
Chris@145:     static PlayParameterRepository *getInstance();
Chris@28: 
Chris@28:     virtual ~PlayParameterRepository();
Chris@28: 
Chris@1742:     /**
Chris@1751:      * Register a playable. The id can be anything you like, so long
Chris@1751:      * as it is unique among playables.
Chris@1742:      */
Chris@1751:     void addPlayable(int id, const Playable *);
Chris@30: 
Chris@1742:     /**
Chris@1751:      * Unregister a playable. This must happen before a playable is
Chris@1751:      * deleted.
Chris@1742:      */
Chris@1751:     void removePlayable(int id);
Chris@1742: 
Chris@1742:     /**
Chris@1742:      * Copy the play parameters from one playable to another.
Chris@1742:      */
Chris@1742:     void copyParameters(int fromId, int toId);
Chris@1742: 
Chris@1742:     /**
Chris@1742:      * Retrieve the play parameters for a playable.
Chris@1742:      */
Chris@1751:     std::shared_ptr<PlayParameters> getPlayParameters(int id);
Chris@28: 
Chris@28:     void clear();
Chris@28: 
Chris@391:     class EditCommand : public Command
Chris@391:     {
Chris@391:     public:
Chris@1751:         EditCommand(std::shared_ptr<PlayParameters> params);
Chris@391:         void setPlayMuted(bool);
Chris@391:         void setPlayAudible(bool);
Chris@391:         void setPlayPan(float);
Chris@391:         void setPlayGain(float);
Chris@866:         void setPlayClipId(QString);
Chris@1580:         void execute() override;
Chris@1580:         void unexecute() override;
Chris@1580:         QString getName() const override;
Chris@391: 
Chris@391:     protected:
Chris@1751:         std::shared_ptr<PlayParameters> m_params;
Chris@391:         PlayParameters m_from;
Chris@391:         PlayParameters m_to;
Chris@391:     };
Chris@391: 
Chris@29: signals:
Chris@1751:     void playParametersChanged(int playableId);
Chris@1742:     void playClipIdChanged(int playableId, QString);
Chris@29: 
Chris@29: protected slots:
Chris@29:     void playParametersChanged();
Chris@866:     void playClipIdChanged(QString);
Chris@29: 
Chris@28: protected:
Chris@1751:     typedef std::map<int, std::shared_ptr<PlayParameters>> PlayableParameterMap;
Chris@391:     PlayableParameterMap m_playParameters;
Chris@28: 
Chris@28:     static PlayParameterRepository *m_instance;
Chris@28: };
Chris@28: 
Chris@28: #endif