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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file GUI/Model/Par/ParameterBackup.cpp
//! @brief Implements class ParameterBackup.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2023
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#include "GUI/Model/Par/ParameterBackup.h"
#include "GUI/Model/Util/UtilXML.h"
#include <utility>
namespace {
namespace Tag {
const QString Title("Title");
const QString BackupValues("BackupValues");
const QString BackupValue("BackupValue");
} // namespace Tag
} // namespace
ParameterBackup::ParameterBackup(const QString& title)
: m_title(title)
{
}
double ParameterBackup::value(const QString& link)
{
return m_backup_values[link];
}
void ParameterBackup::setValue(const QString& link, double d)
{
m_backup_values[link] = d;
}
bool ParameterBackup::contains(const QString& link)
{
return m_backup_values.contains(link);
}
void ParameterBackup::writeTo(QXmlStreamWriter* w) const
{
XML::writeTaggedValue(w, Tag::Title, m_title);
w->writeStartElement(Tag::BackupValues);
for (auto v = m_backup_values.cbegin(); v != m_backup_values.cend(); v++) {
w->writeEmptyElement(Tag::BackupValue);
XML::writeAttribute(w, XML::Attrib::id, v.key());
XML::writeAttribute(w, XML::Attrib::value, v.value());
}
w->writeEndElement();
}
void ParameterBackup::readFrom(QXmlStreamReader* r)
{
m_backup_values.clear();
while (r->readNextStartElement()) {
QString tag = r->name().toString();
if (tag == Tag::Title)
m_title = XML::readTaggedString(r, tag);
else if (tag == Tag::BackupValues) {
readValues(r);
XML::gotoEndElementOfTag(r, tag);
} else
r->skipCurrentElement();
}
}
void ParameterBackup::readValues(QXmlStreamReader* r)
{
while (r->readNextStartElement()) {
QString tag = r->name().toString();
if (tag == Tag::BackupValue) {
QString link = XML::readString(r, XML::Attrib::id);
m_backup_values[link] = XML::readTaggedDouble(r, tag);
} else
r->skipCurrentElement();
}
}
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