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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 2007 QMUL.
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 _PATH_MODEL_H_
#define _PATH_MODEL_H_
#include "Model.h"
#include "SparseModel.h"
#include "base/RealTime.h"
#include "base/BaseTypes.h"
#include <QStringList>
struct PathPoint
{
PathPoint(sv_frame_t _frame) : frame(_frame), mapframe(_frame) { }
PathPoint(sv_frame_t _frame, sv_frame_t _mapframe) :
frame(_frame), mapframe(_mapframe) { }
int getDimensions() const { return 2; }
sv_frame_t frame;
sv_frame_t mapframe;
QString getLabel() const { return ""; }
void toXml(QTextStream &stream, QString indent = "",
QString extraAttributes = "") const {
stream << QString("%1<point frame=\"%2\" mapframe=\"%3\" %4/>\n")
.arg(indent).arg(frame).arg(mapframe).arg(extraAttributes);
}
QString toDelimitedDataString(QString delimiter, DataExportOptions,
sv_samplerate_t sampleRate) const {
QStringList list;
list << RealTime::frame2RealTime(frame, sampleRate).toString().c_str();
list << QString("%1").arg(mapframe);
return list.join(delimiter);
}
struct Comparator {
bool operator()(const PathPoint &p1, const PathPoint &p2) const {
if (p1.frame != p2.frame) return p1.frame < p2.frame;
return p1.mapframe < p2.mapframe;
}
};
struct OrderComparator {
bool operator()(const PathPoint &p1, const PathPoint &p2) const {
return p1.frame < p2.frame;
}
};
};
class PathModel : public SparseModel<PathPoint>
{
public:
PathModel(sv_samplerate_t sampleRate, int resolution, bool notify = true) :
SparseModel<PathPoint>(sampleRate, resolution, notify) { }
virtual void toXml(QTextStream &out,
QString indent = "",
QString extraAttributes = "") const
{
SparseModel<PathPoint>::toXml
(out,
indent,
QString("%1 subtype=\"path\"")
.arg(extraAttributes));
}
/**
* TabularModel is inherited via SparseModel, but we don't need it here.
*/
virtual QString getHeading(int) const { return ""; }
virtual bool isColumnTimeValue(int) const { return false; }
virtual SortType getSortType(int) const { return SortNumeric; }
};
#endif
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