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// ************************************************************************************************
//
// BornAgain: simulate and fit reflection and scattering
//
//! @file GUI/Model/Sample/ParticleItem.cpp
//! @brief Implements class ParticleItem.
//!
//! @homepage http://www.bornagainproject.org
//! @license GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2018
//! @authors Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
// ************************************************************************************************
#include "GUI/Model/Sample/ParticleItem.h"
#include "GUI/Model/Material/MaterialItem.h"
#include "Sample/Particle/IFormfactor.h"
#include "Sample/Particle/Particle.h"
#include "Sample/Scattering/Rotations.h"
namespace {
namespace Tag {
const QString Formfactor("Formfactor");
const QString MaterialData("MaterialData");
const QString BaseData("BaseData");
const QString ExpandParticleGroupbox("ExpandParticleGroupbox");
} // namespace Tag
const QString abundance_tooltip = "Proportion of this type of particles normalized to the \n"
"total number of particles in the layout";
const QString position_tooltip = "Relative position of the particle's reference point \n"
"in the coordinate system of the parent (nm)";
} // namespace
ParticleItem::ParticleItem(const MaterialsSet* materials)
: ItemWithMaterial(materials)
, ItemWithParticles(abundance_tooltip, position_tooltip)
{
m_form_factor.simpleInit("Form Factor", "", FormfactorCatalog::Type::Sphere);
m_form_factor.setCertainItem(new CylinderItem);
}
void ParticleItem::writeTo(QXmlStreamWriter* w) const
{
XML::writeBaseElement<ItemWithParticles>(w, XML::Tag::BaseData, this);
w->writeStartElement(Tag::MaterialData);
ItemWithMaterial::writeTo(w);
w->writeEndElement();
XML::writeTaggedElement(w, Tag::Formfactor, m_form_factor);
XML::writeTaggedValue(w, Tag::ExpandParticleGroupbox, expandParticle);
}
void ParticleItem::readFrom(QXmlStreamReader* r)
{
while (r->readNextStartElement()) {
QString tag = r->name().toString();
if (tag == Tag::BaseData)
XML::readBaseElement<ItemWithParticles>(r, tag, this);
else if (tag == Tag::MaterialData)
XML::readBaseElement<ItemWithMaterial>(r, tag, this);
else if (tag == Tag::Formfactor)
XML::readTaggedElement(r, tag, m_form_factor);
else if (tag == Tag::ExpandParticleGroupbox)
expandParticle = XML::readTaggedBool(r, tag);
else
r->skipCurrentElement();
}
}
std::unique_ptr<Particle> ParticleItem::createParticle() const
{
auto domainMaterial = materialItem()->createMaterial();
auto particle = std::make_unique<Particle>(*domainMaterial,
*m_form_factor.certainItem()->createFormfactor());
particle->setAbundance(abundance().dVal());
if (auto r = createRotation(); r && !r->isIdentity())
particle->rotate(*r);
particle->translate(position());
return particle;
}
void ParticleItem::setFormfactor(FormfactorItem* p)
{
m_form_factor.setCertainItem(p);
}
FormfactorItem* ParticleItem::formFactorItem() const
{
return m_form_factor.certainItem();
}
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