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/*
Rosegarden
A MIDI and audio sequencer and musical notation editor.
This program is Copyright 2000-2008
Guillaume Laurent <glaurent@telegraph-road.org>,
Chris Cannam <cannam@all-day-breakfast.com>,
Richard Bown <richard.bown@ferventsoftware.com>
The moral rights of Guillaume Laurent, Chris Cannam, and Richard
Bown to claim authorship of this work have been asserted.
Other copyrights also apply to some parts of this work. Please
see the AUTHORS file and individual file headers for details.
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.
*/
#include "Chord.h"
#include "base/Event.h"
#include <tqstring.h>
namespace Rosegarden
{
namespace Guitar
{
const std::string Chord::EventType = "guitarchord";
const short Chord::EventSubOrdering = -60;
const PropertyName Chord::RootPropertyName = "root";
const PropertyName Chord::ExtPropertyName = "ext";
const PropertyName Chord::FingeringPropertyName = "fingering";
Chord::Chord()
: m_isUserChord(false)
{
}
Chord::Chord(const TQString& root, const TQString& ext)
: m_root(root),
m_ext(ext),
m_isUserChord(false)
{
if (m_ext.isEmpty())
m_ext = TQString();
}
Chord::Chord(const Event& e)
: m_isUserChord(false)
{
std::string f;
bool ok;
ok = e.get<String>(RootPropertyName, f);
if (ok)
m_root = f.c_str();
ok = e.get<String>(ExtPropertyName, f);
if (ok) {
if (f.length() == 0)
m_ext = TQString();
else
m_ext = f.c_str();
}
ok = e.get<String>(FingeringPropertyName, f);
if (ok) {
TQString qf(f.c_str());
TQString errString;
Fingering fingering = Fingering::parseFingering(qf, errString);
setFingering(fingering);
}
}
Event* Chord::getAsEvent(timeT absoluteTime) const
{
Event *e = new Event(EventType, absoluteTime, 0, EventSubOrdering);
e->set<String>(RootPropertyName, m_root.ascii());
e->set<String>(ExtPropertyName, m_ext.ascii());
e->set<String>(FingeringPropertyName, getFingering().toString());
return e;
}
const TQRegExp Chord::ALT_BASS_REGEXP("/[A-G]");
bool operator<(const Chord& a, const Chord& b)
{
if (a.m_root != b.m_root) {
return a.m_root < b.m_root;
} else if (a.m_ext != b.m_ext) {
if (a.m_ext.isEmpty()) // chords with no ext need to be stored first
return true;
if (b.m_ext.isEmpty())
return false;
return a.m_ext < b.m_ext;
} else {
return a.m_fingering < b.m_fingering;
}
}
}
}
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