DenseTimeValueModel.h

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/* -*- 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 _DENSE_TIME_VALUE_MODEL_H_
#define _DENSE_TIME_VALUE_MODEL_H_

#include <QObject>

#include "Model.h"

class DenseTimeValueModel : public Model
{
    Q_OBJECT

public:
    DenseTimeValueModel();

    virtual float getValueMinimum() const = 0;

    virtual float getValueMaximum() const = 0;

    virtual size_t getChannelCount() const = 0;

    virtual size_t getData(int channel, size_t start, size_t count,
                           float *buffer) const = 0;

    virtual size_t getData(int channel, size_t start, size_t count,
                           double *buffer) const = 0;

    virtual size_t getData(size_t fromchannel, size_t tochannel,
                           size_t start, size_t count,
                           float **buffers) const = 0;

    QString getTypeName() const { return tr("Dense Time-Value"); }
};

#endif

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