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/***************************************************************************
Label.cpp - representation of a label within a signal
-------------------
begin : Mon Jul 31 2006
copyright : (C) 2006 by Thomas Eschenbacher
email : Thomas.Eschenbacher@gmx.de
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include "config.h"
#include "libkwave/Label.h"
//***************************************************************************
Kwave::Label::Label()
:Kwave::MetaData() // must be empty, isNull() should return true
{
}
//***************************************************************************
Kwave::Label::Label(const Kwave::MetaData &meta_data)
:Kwave::MetaData(meta_data)
{
}
//***************************************************************************
Kwave::Label::Label(sample_index_t position, const QString &name)
:Kwave::MetaData(Kwave::MetaData::Position)
{
setProperty(Kwave::MetaData::STDPROP_TYPE, metaDataType());
setProperty(Kwave::MetaData::STDPROP_POS, position);
if (name.length())
setProperty(Kwave::MetaData::STDPROP_DESCRIPTION, name);
}
//***************************************************************************
Kwave::Label::~Label()
{
}
//***************************************************************************
void Kwave::Label::moveTo(sample_index_t position)
{
if (isNull()) setProperty(Kwave::MetaData::STDPROP_TYPE, metaDataType());
setProperty(Kwave::MetaData::STDPROP_POS, position);
}
//***************************************************************************
sample_index_t Kwave::Label::pos() const
{
return static_cast<sample_index_t>(
property(Kwave::MetaData::STDPROP_POS).toULongLong()
);
}
//***************************************************************************
void Kwave::Label::rename(const QString &name)
{
if (isNull()) setProperty(Kwave::MetaData::STDPROP_TYPE, metaDataType());
if (name.length())
setProperty(Kwave::MetaData::STDPROP_DESCRIPTION, name);
else
setProperty(Kwave::MetaData::STDPROP_DESCRIPTION, QVariant());
}
//***************************************************************************
QString Kwave::Label::name() const
{
return property(Kwave::MetaData::STDPROP_DESCRIPTION).toString();
}
//***************************************************************************
//***************************************************************************
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