File: LayerEditorUtil.cpp

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//  ************************************************************************************************
//
//  BornAgain: simulate and fit reflection and scattering
//
//! @file      GUI/View/Sample/LayerEditorUtil.cpp
//! @brief     Implements class GUI::Util::Layer.
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2021
//! @authors   Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
//  ************************************************************************************************

#include "GUI/View/Sample/LayerEditorUtil.h"
#include "Base/Util/Assert.h"
#include "GUI/Model/Descriptor/VectorProperty.h"
#include "GUI/Model/Project/ProjectDocument.h"
#include "GUI/Model/Sample/CompoundItem.h"
#include "GUI/Model/Sample/CoreAndShellItem.h"
#include "GUI/Model/Sample/MesocrystalItem.h"
#include "GUI/Model/Sample/ParticleItem.h"
#include "GUI/View/Numeric/DSpinBox.h"
#include "GUI/View/Sample/CompoundForm.h"
#include "GUI/View/Sample/CoreAndShellForm.h"
#include "GUI/View/Sample/MesocrystalForm.h"
#include "GUI/View/Sample/ParticleForm.h"
#include "GUI/View/Sample/SampleEditorController.h"
#include <QLabel>
#include <QMenu>

QVector<QWidget*> GUI::Util::Layer::addMultiPropertyToGrid(QGridLayout* m_grid_layout, int firstCol,
                                                           const DoubleProperties& valueProperties,
                                                           bool vertically, bool addSpacer,
                                                           std::function<void()> setNewValue)
{
    QVector<QWidget*> result;
    int col = firstCol;
    for (auto* d : valueProperties) {
        auto* editor = new DSpinBox(&*d);
        result.push_back(editor);
        QObject::connect(editor, &DSpinBox::valueChanged, [setNewValue] {
            if (setNewValue)
                setNewValue();
            emit gDoc->sampleChanged();
        });

        QString labeltext = d->label();
        if (!vertically && !labeltext.endsWith(":"))
            labeltext += ":";

        auto* label = new QLabel(labeltext, m_grid_layout->parentWidget());
        result.push_back(label);
        label->setBuddy(editor); // necessary for unit-updating

        if (vertically) {
            m_grid_layout->addWidget(label, 0, col);
            m_grid_layout->addWidget(editor, 1, col);
            col++;
        } else {
            m_grid_layout->addWidget(label, 1, col++);
            m_grid_layout->addWidget(editor, 1, col++);
        }
    }
    if (addSpacer)
        m_grid_layout->addItem(new QSpacerItem(0, 0, QSizePolicy::Expanding), 0, col);
    return result;
}

QVector<QWidget*> GUI::Util::Layer::addMultiPropertyToGrid(QGridLayout* m_grid_layout, int firstCol,
                                                           const DoubleProperties& valueProperties,
                                                           bool addSpacer)
{
    return addMultiPropertyToGrid(m_grid_layout, firstCol, valueProperties,
                                  valueProperties.size() > 1, addSpacer);
}

QWidget* GUI::Util::Layer::createWidgetForItemWithParticles(QWidget* parentWidget,
                                                            ItemWithParticles* itemWithParticles,
                                                            bool allowAbundance,
                                                            SampleEditorController* ec,
                                                            bool allowRemove /*= true*/)
{
    if (auto* composition = dynamic_cast<CompoundItem*>(itemWithParticles))
        return new CompoundForm(parentWidget, composition, ec, allowRemove);

    if (auto* coreShell = dynamic_cast<CoreAndShellItem*>(itemWithParticles))
        return new CoreAndShellForm(parentWidget, coreShell, ec, allowRemove);

    if (auto* meso = dynamic_cast<MesocrystalItem*>(itemWithParticles))
        return new MesocrystalForm(parentWidget, meso, ec, allowRemove);

    if (auto* particle = dynamic_cast<ParticleItem*>(itemWithParticles))
        return new ParticleForm(parentWidget, particle, allowAbundance, ec, allowRemove);

    ASSERT_NEVER;
    return nullptr;
}

QPushButton* GUI::Util::Layer::createAddParticleButton(
    QWidget* parentWidget, std::function<void(FormfactorCatalog::Type t)> slotAddFormfactor,
    std::function<void(ParticleCatalog::Type t)> slotAddParticle)
{
    auto* btn = new QPushButton("Add particle", parentWidget);

    auto* menu = new QMenu(btn);
    QMenu* menuForEntries = menu;

    const auto group = [&](const QString& title) { menuForEntries = menu->addMenu(title); };

    group("Hard particles");
    for (const auto type : FormfactorCatalog::hardParticleTypes()) {
        const auto ui = FormfactorCatalog::uiInfo(type);
        QAction* a = menuForEntries->addAction(QIcon(ui.iconPath), ui.menuEntry);
        a->setToolTip(ui.description);
        QObject::connect(a, &QAction::triggered, [=] { slotAddFormfactor(type); });
    }

    group("Ripples");
    for (const auto type : FormfactorCatalog::rippleTypes()) {
        const auto ui = FormfactorCatalog::uiInfo(type);
        QAction* a = menuForEntries->addAction(QIcon(ui.iconPath), ui.menuEntry);
        a->setToolTip(ui.description);
        QObject::connect(a, &QAction::triggered, [=] { slotAddFormfactor(type); });
    }

    group("Particle assemblies");
    for (const auto type : {ParticleCatalog::Type::Composition, ParticleCatalog::Type::CoreShell,
                            ParticleCatalog::Type::Mesocrystal}) {
        const auto ui = ParticleCatalog::uiInfo(type);
        QAction* a = menuForEntries->addAction(QIcon(ui.iconPath), ui.menuEntry);
        a->setToolTip(ui.description);
        QObject::connect(a, &QAction::triggered, [=] { slotAddParticle(type); });
    }

    btn->setMenu(menu);

    return btn;
}

QVector<QColor> GUI::Util::Layer::predefinedLayerColors()
{
    static QVector<QColor> colors = {QColor(230, 255, 213), QColor(194, 252, 240),
                                     QColor(239, 228, 176), QColor(200, 191, 231),
                                     QColor(253, 205, 193), QColor(224, 193, 253)};

    return colors;
}