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#include "tonleiterdatahelper.h"
#include <math.h>
using namespace Data;
int Note::getOctaveOfNote(int note)
{
int remain=note%12;
return (note-remain)/12;
}
//****************************************************************************
QString Note::getNameOfNote(int note)
{
int octave=getOctaveOfNote(note);
return notenames[note-12*octave];
}
//****************************************************************************
int Note::getNoteFromName(QString name,int octave)
{
int notevalue=0;
for(int a=0;a<12;a++)
{
if(name==notenames[a])
{
notevalue=a;
break;
}
}
return notevalue+12*octave;
}
//****************************************************************************
int Note::octaveOfBaseNote(int base,int note)
{
int normnote = (note>=base) ? note-base : (12-base)+note;
int octave=getOctaveOfNote(normnote);
//odebug << "note " << note << " of " << base << " base is norm " << normnote << " -> ocatve " << octave << "" << oendl;
return octave;
}
//****************************************************************************
//****************************************************************************
Instrument::Instrument()
{
name="UNDEFINED";
frets=0;
}
//****************************************************************************
Instrument::Instrument(QString name,int frets,QValueList<int> strings)
:name(name),frets(frets),strings(strings)
{
}
//****************************************************************************
Instrument::~Instrument()
{
}
//****************************************************************************
int Instrument::noOfStrings()
{
return (int)strings.count();
}
//****************************************************************************
int Instrument::noOfFrets()
{
return frets;
}
//****************************************************************************
QString Instrument::instName()
{
return name;
}
//****************************************************************************
int Instrument::string(int id)
{
return strings[id];
}
//****************************************************************************
int Instrument::noOfOctaves()
{
return (int) ceil((highestNote()-lowestNote())/12.0);
}
//****************************************************************************
int Instrument::lowestNote()
{
return strings[0];
}
//****************************************************************************
int Instrument::highestNote()
{
return strings[strings.count()-1]+frets;
}
//****************************************************************************
//****************************************************************************
Scale::Scale()
{
name="UNDEFINED";
}
//****************************************************************************
Scale::Scale(QString name,QValueList<int> halftones)
:name(name),halftones(halftones)
{
}
//****************************************************************************
Scale::~Scale()
{
}
//****************************************************************************
int Scale::noOfHaltones()
{
return (int)halftones.count();
}
//****************************************************************************
int Scale::getHalfTone(int id)
{
if(id>=0 && id<noOfHaltones())
return halftones[id];
else
return 0;
}
//****************************************************************************
QString Scale::scaleName()
{
return name;
}
//****************************************************************************
bool Scale::noteInScale(int base,int note)
{
int octave=Note::getOctaveOfNote(note);
note-=12*octave;
int normnote = (note>=base) ? note-base : (12-base)+note;
if(halftones.contains(normnote)>0)
{
//odebug << "OK : base : " << base << ", note " << note << " -> norm " << normnote << "" << oendl;
return true;
}
else
{
//odebug << "BAD : base : " << base << ", note " << note << " -> norm " << normnote << "" << oendl;
return false;
}
}
//****************************************************************************
//****************************************************************************
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