svcore  1.9
DenseTimeValueModel.h
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00001 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
00002 
00003 /*
00004     Sonic Visualiser
00005     An audio file viewer and annotation editor.
00006     Centre for Digital Music, Queen Mary, University of London.
00007     This file copyright 2006 Chris Cannam.
00008     
00009     This program is free software; you can redistribute it and/or
00010     modify it under the terms of the GNU General Public License as
00011     published by the Free Software Foundation; either version 2 of the
00012     License, or (at your option) any later version.  See the file
00013     COPYING included with this distribution for more information.
00014 */
00015 
00016 #ifndef _DENSE_TIME_VALUE_MODEL_H_
00017 #define _DENSE_TIME_VALUE_MODEL_H_
00018 
00019 #include <QObject>
00020 
00021 #include "Model.h"
00022 
00030 class DenseTimeValueModel : public Model
00031 {
00032     Q_OBJECT
00033 
00034 public:
00035     DenseTimeValueModel();
00036 
00037     virtual ~DenseTimeValueModel();
00038 
00044     virtual float getValueMinimum() const = 0;
00045 
00051     virtual float getValueMaximum() const = 0;
00052 
00056     virtual int getChannelCount() const = 0;
00057 
00065     virtual int getData(int channel, int start, int count,
00066                            float *buffer) const = 0;
00067 
00075     virtual int getData(int channel, int start, int count,
00076                            double *buffer) const = 0;
00077 
00083     virtual int getData(int fromchannel, int tochannel,
00084                            int start, int count,
00085                            float **buffers) const = 0;
00086 
00087     virtual bool canPlay() const { return true; }
00088     virtual QString getDefaultPlayClipId() const { return ""; }
00089 
00090     virtual QString toDelimitedDataStringSubset(QString delimiter, int f0, int f1) const;
00091 
00092     QString getTypeName() const { return tr("Dense Time-Value"); }
00093 };
00094 
00095 #endif