ResolutionFunctionEditor.cpp

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      GUI/View/Instrument/ResolutionFunctionEditor.cpp
//! @brief     Implements class ResolutionFunctionEditor
//!
//! @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/View/Instrument/ResolutionFunctionEditor.h"
#include "GUI/Model/Device/DetectorItems.h"
#include "GUI/Model/Device/ResolutionFunctionItems.h"
#include "GUI/View/Common/DoubleSpinBox.h"
#include "GUI/View/Tool/GroupBoxCollapser.h"
#include "GUI/View/Tool/WidgetUtils.h"
#include <QFormLayout>
#include <QGroupBox>
 
ResolutionFunctionEditor::ResolutionFunctionEditor(Unit unit, QWidget* parent, DetectorItem* item)
    : QGroupBox("Resolution function", parent)
    , m_unit(unit)
    , m_item(item)
{
    ASSERT(item);
    setProperty("subgroup", true); // for stylesheet addressing
    m_formLayout = new QFormLayout(this);
    m_formLayout->setFieldGrowthPolicy(QFormLayout::FieldsStayAtSizeHint);
 
    auto* typeCombo =
        GUI::Util::createSelectionCombo(this, item->resolutionFunctionSelection(), [=](int) {
            createResolutionWidgets();
            emit dataChanged();
        });
    m_formLayout->addRow("Type:", typeCombo);
 
    GroupBoxCollapser::installIntoGroupBox(this);
 
    createResolutionWidgets();
}
 
void ResolutionFunctionEditor::createResolutionWidgets()
{
    while (m_formLayout->rowCount() > 1)
        m_formLayout->removeRow(1);
 
    auto* resFunction = m_item->resolutionFunctionSelection().currentItem();
    if (auto* p = dynamic_cast<ResolutionFunction2DGaussianItem*>(resFunction)) {
        auto* sigmaXSpinBox = GUI::Util::createSpinBox(m_formLayout, p->sigmaX());
        auto* sigmaYSpinBox = GUI::Util::createSpinBox(m_formLayout, p->sigmaY());
 
        connect(sigmaXSpinBox, qOverload<double>(&DoubleSpinBox::baseValueChanged),
                [=](double newValue) {
                    p->setSigmaX(newValue);
                    emit dataChanged();
                });
 
        connect(sigmaYSpinBox, qOverload<double>(&DoubleSpinBox::baseValueChanged),
                [=](double newValue) {
                    p->setSigmaY(newValue);
                    emit dataChanged();
                });
    }
}