annotate base/PlayParameterRepository.h @ 1394:9ef1cc26024c

Add Range01 normalisation method to ColumnOp. This is the normalisation that is actually used in the Colour 3D Plot layer historically when column normalisation is enabled (not Max1 after all).

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Sonic Visualiser
    An audio file viewer and annotation editor.
    Centre for Digital Music, Queen Mary, University of London.
    This file copyright 2006 Chris Cannam.
    
    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 included with this distribution for more information.
*/

#ifndef _PLAY_PARAMETER_REPOSITORY_H_
#define _PLAY_PARAMETER_REPOSITORY_H_

#include "PlayParameters.h"
#include "Command.h"

class Playable;

#include <map>

#include <QObject>
#include <QString>

class PlayParameterRepository : public QObject
{
    Q_OBJECT

public:
    static PlayParameterRepository *getInstance();

    virtual ~PlayParameterRepository();

    void addPlayable(const Playable *playable);
    void removePlayable(const Playable *playable);
    void copyParameters(const Playable *from, const Playable *to);

    PlayParameters *getPlayParameters(const Playable *playable);

    void clear();

    class EditCommand : public Command
    {
    public:
        EditCommand(PlayParameters *params);
        void setPlayMuted(bool);
        void setPlayAudible(bool);
        void setPlayPan(float);
        void setPlayGain(float);
        void setPlayClipId(QString);
        void execute();
        void unexecute();
        QString getName() const;

    protected:
        PlayParameters *m_params;
        PlayParameters m_from;
        PlayParameters m_to;
    };

signals:
    void playParametersChanged(PlayParameters *);
    void playClipIdChanged(const Playable *, QString);

protected slots:
    void playParametersChanged();
    void playClipIdChanged(QString);

protected:
    typedef std::map<const Playable *, PlayParameters *> PlayableParameterMap;
    PlayableParameterMap m_playParameters;

    static PlayParameterRepository *m_instance;
};

#endif