File indexing completed on 2024-04-21 03:41:43

 /*
     SPDX-FileCopyrightText: 2010 Etienne Rebetez <etienne.rebetez@oberwallis.ch>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #include "kalziumelementproperty.h"
 
 #include "kalziumdataobject.h"
 #include "search.h"
 #include "colorutils.h"
 
 #include <KLocalizedString>
 #include <QGuiApplication>
 #include <QPalette>
 
 #include <prefs.h>
 
 KalziumElementProperty *KalziumElementProperty::instance()
 {
     static KalziumElementProperty elementProperty;
     return &elementProperty;
 }
 
 KalziumElementProperty::KalziumElementProperty()
     : m_mode(0)
 {
     m_currentScheme = Prefs::colorschemebox();
 
     if (schemeList().count() <= m_currentScheme)
         m_currentScheme = 0;
 
     m_currentGradient = Prefs::colorgradientbox();
 
     if (isGradient())
         m_mode = GRADIENTVALUE;
 }
 
 KalziumElementProperty::~KalziumElementProperty() = default;
 
 bool KalziumElementProperty::isGradient()
 {
     return m_currentGradient > 1;
 }
 
 void KalziumElementProperty::setScheme(int newScheme)
 {
     m_currentScheme = newScheme;
     Prefs::setColorschemebox(newScheme);
     Prefs::self()->save();
     propertyChanged();
 }
 
 void KalziumElementProperty::setGradient(int newGradient)
 {
     m_currentGradient = newGradient;
     Prefs::setColorgradientbox(newGradient);
     Prefs::self()->save();
 
     if (isGradient()) {
         m_mode = GRADIENTVALUE;
     } else {
         m_mode = NORMAL;
     }
 
     propertyChanged();
 }
 
 QStringList KalziumElementProperty::schemeList() const
 {
     return KalziumSchemeTypeFactory::instance()->schemes();
 }
 
 QStringList KalziumElementProperty::gradientList() const
 {
     QStringList customList;
     customList << i18nc("No Gradient", "None");
     customList << KalziumGradientTypeFactory::instance()->gradients();
     return customList;
 }
 
 KalziumSchemeType *KalziumElementProperty::scheme() const
 {
     return KalziumSchemeTypeFactory::instance()->build(m_currentScheme);
 }
 
 KalziumGradientType *KalziumElementProperty::gradient() const
 {
     if (m_currentGradient == NOGRADIENT) {
         return KalziumGradientTypeFactory::instance()->build(NOGRADIENT);
     }
     return KalziumGradientTypeFactory::instance()->build(m_currentGradient - 1);
 }
 
 int KalziumElementProperty::gradientId() const
 {
     return m_currentGradient;
 }
 
 int KalziumElementProperty::schemeId() const
 {
     return m_currentScheme;
 }
 
 void KalziumElementProperty::setSliderValue(double slide)
 {
     m_slider = slide;
     propertyChanged();
 }
 
 double KalziumElementProperty::getValue(int el) const
 {
     if (m_currentGradient != NOGRADIENT)
         return gradient()->value(el);
 
     return 0;
 }
 
 QColor KalziumElementProperty::getElementColor(int el)
 {
     if (m_currentGradient == NOGRADIENT)
         return scheme()->elementBrush(el).color();
 
     return gradientBrushLogic(el);
 }
 
 QBrush KalziumElementProperty::getElementBrush(int el)
 {
     QBrush elementBrush;
     elementBrush.setStyle(Qt::SolidPattern);
     elementBrush.setColor(Qt::transparent);
 
     // Hide filtered elements from search
     if (!KalziumDataObject::instance()->search()->matches(el) && KalziumDataObject::instance()->search()->isActive()) {
         return {Qt::darkGray, Qt::Dense7Pattern};
     }
 
     // The iconic view is the 3rd view (0,1,2,...). Pixmaps don't make nice gradients.
     if (m_currentScheme == 2) {
         elementBrush = scheme()->elementBrush(el);
     } else {
         return ColorUtils::tintWithAlpha(qGuiApp->palette().color(QPalette::Normal, QPalette::Window), getElementColor(el), 0.2);
     }
 
     return elementBrush;
 }
 
 QColor KalziumElementProperty::getTextColor(int el) const
 {
     return ColorUtils::contrastColor(scheme()->elementBrush(el).color());
 }
 
 QColor KalziumElementProperty::getBorderColor(int el) const
 {
     // Show scheme color as border when gradients are selected.
     if (m_currentGradient != NOGRADIENT) {
         return ColorUtils::contrastColor(scheme()->elementBrush(el).color());
     }
 
     // Transparent Borders don't make sens.
     if (getTextColor(el) == QColor(Qt::transparent)) {
         return ColorUtils::contrastColor({Qt::black});
     }
 
     return getTextColor(el);
 }
 
 int KalziumElementProperty::getMode() const
 {
     return m_mode;
 }
 
 QColor KalziumElementProperty::gradientBrushLogic(int el) const
 {
     QColor gradientColor;
     bool isActiv = true;
     const double gradientValue = gradient()->value(el);
     const double melting = KalziumDataObject::instance()->element(el)->dataAsVariant(ChemicalDataObject::meltingpoint).toDouble();
     const double boiling = KalziumDataObject::instance()->element(el)->dataAsVariant(ChemicalDataObject::boilingpoint).toDouble();
 
     switch (m_currentGradient) {
     case SOMGradientType:
         if (m_slider < melting) {
             // the element is solid
             gradientColor = Prefs::color_solid();
         } else if ((m_slider > melting) && (m_slider < boiling)) {
             // the element is liquid
             gradientColor = Prefs::color_liquid();
         } else if ((m_slider >= boiling) && (boiling > 0.0)) {
             // the element is vaporous
             gradientColor = Prefs::color_vapor();
         } else {
             gradientColor = Qt::lightGray;
         }
         return gradientColor;
 
     case DISCOVERYDATE:
         if (gradientValue > m_slider) {
             isActiv = false;
         }
         break;
 
     default: // All other gradients
         if (gradientValue < m_slider) {
             isActiv = false;
         }
         break;
     }
 
     if (!isActiv && gradientValue != -1) { // FIXME No magic number... Defined in KalziumGradientFactory
         gradientColor = Qt::transparent;
     } else {
         const double coeff = gradient()->elementCoeff(el);
         gradientColor = gradient()->calculateColor(coeff);
     }
     return gradientColor;
 }
 
 #include "moc_kalziumelementproperty.cpp"