15670918640

Committed 16 Jun 2025 02:08AM UTC coverage: 11.775% (-0.2%) from 11.931%

Build # 15670918640

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push

github

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alex-w

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Updated data

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0.0

/src/core/modules/AsterismMgr.cpp

/*
 * Stellarium
 * Copyright (C) 2017 Alexander Wolf
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA  02110-1335, USA.
 */


#include "AsterismMgr.hpp"
#include "Asterism.hpp"
#include "StarMgr.hpp"
#include "StelApp.hpp"
#include "StelProjector.hpp"
#include "StelObjectMgr.hpp"
#include "StelLocaleMgr.hpp"
#include "StelSkyCultureMgr.hpp"
#include "StelModuleMgr.hpp"
#include "StelCore.hpp"
#include "StelPainter.hpp"
#include "Planet.hpp"

#include <vector>
#include <QDebug>
#include <QFile>
#include <QSettings>
#include <QRegularExpression>
#include <QString>
#include <QStringList>
#include <QDir>

// constructor which loads all data from appropriate files
AsterismMgr::AsterismMgr(StarMgr *_hip_stars)
        : hipStarMgr(_hip_stars)
        , linesDisplayed(false)
        , rayHelpersDisplayed(false)
        , namesDisplayed(false)
        , hasAsterism(false)
        , isolateAsterismSelected(false)
        , linesFadeDuration(1.f)
        , namesFadeDuration(1.f)
        , rayHelpersFadeDuration(1.f)
        , asterismLineThickness(1)
        , rayHelperThickness(1)
{
        setObjectName("AsterismMgr");
        Q_ASSERT(hipStarMgr);
}

AsterismMgr::~AsterismMgr()
{
        for (auto* asterism : asterisms)
        {
                delete asterism;
        }
}

void AsterismMgr::init()
{
        QSettings* conf = StelApp::getInstance().getSettings();
        Q_ASSERT(conf);

        setFontSize(conf->value("viewing/asterism_font_size", 14).toInt());
        setFlagLines(conf->value("viewing/flag_asterism_drawing").toBool());
        setFlagRayHelpers(conf->value("viewing/flag_rayhelper_drawing").toBool());
        setFlagLabels(conf->value("viewing/flag_asterism_name").toBool());
        setAsterismLineThickness(conf->value("viewing/asterism_line_thickness", 1).toInt());
        setRayHelperThickness(conf->value("viewing/rayhelper_line_thickness", 1).toInt());
        setFlagIsolateAsterismSelected(conf->value("viewing/flag_asterism_isolate_selected", false).toBool());

        setLinesFadeDuration(conf->value("viewing/asterism_lines_fade_duration", 1.0f).toFloat());
        setLabelsFadeDuration(conf->value("viewing/asterism_labels_fade_duration", 1.0f).toFloat());
        setRayHelpersFadeDuration(conf->value("viewing/rayhelper_lines_fade_duration", 1.0f).toFloat());

        // Load colors from config file
        QString defaultColor = conf->value("color/default_color").toString();
        setLinesColor(Vec3f(conf->value("color/asterism_lines_color", defaultColor).toString()));
        setLabelsColor(Vec3f(conf->value("color/asterism_names_color", defaultColor).toString()));
        setRayHelpersColor(Vec3f(conf->value("color/rayhelper_lines_color", defaultColor).toString()));

        StelObjectMgr *objectManager = GETSTELMODULE(StelObjectMgr);
        objectManager->registerStelObjectMgr(this);
        connect(objectManager, SIGNAL(selectedObjectChanged(StelModule::StelModuleSelectAction)),
                        this, SLOT(selectedObjectChange(StelModule::StelModuleSelectAction)));
        StelApp *app = &StelApp::getInstance();
        connect(app, SIGNAL(languageChanged()), this, SLOT(updateI18n()));
        connect(&app->getSkyCultureMgr(), &StelSkyCultureMgr::currentSkyCultureChanged, this, &AsterismMgr::updateSkyCulture);

        QString displayGroup = N_("Display Options");
        addAction("actionShow_Asterism_Lines", displayGroup, N_("Asterism lines"), "linesDisplayed", "Alt+A");        
        addAction("actionShow_Asterism_Labels", displayGroup, N_("Asterism labels"), "namesDisplayed", "Alt+V");
        addAction("actionShow_Asterism_Isolated", displayGroup, N_("Toggle single asterism selection mode"), "switchSelectionMode()");
        addAction("actionShow_Ray_Helpers", displayGroup, N_("Ray helpers"), "rayHelpersDisplayed", "Alt+R");
}

/*************************************************************************
 Reimplementation of the getCallOrder method
*************************************************************************/
double AsterismMgr::getCallOrder(StelModuleActionName actionName) const
{
        if (actionName==StelModule::ActionDraw)
                return StelApp::getInstance().getModuleMgr().getModule("GridLinesMgr")->getCallOrder(actionName)+11;
        return 0;
}

void AsterismMgr::updateSkyCulture(const StelSkyCulture& skyCulture)
{
        static QSettings *conf=StelApp::getInstance().getSettings();
        currentSkyCultureID = skyCulture.id;

        StelObjectMgr* objMgr = GETSTELMODULE(StelObjectMgr);
        const QList<StelObjectP> selectedObject = objMgr->getSelectedObject("Asterism");
        if (!selectedObject.isEmpty()) // Unselect asterism
                objMgr->unSelect();

        if (skyCulture.asterisms.isEmpty())
        {
                // No data!
                asterisms.clear();
                selected.clear();
                hasAsterism = false;
                qInfo() << "No asterisms for skyculture" << currentSkyCultureID;
        }
        else
        {
                hasAsterism = true;
                for(auto* asterism : asterisms)
                        delete asterism;
                asterisms.clear();
                asterisms.resize(skyCulture.asterisms.size());
                unsigned readOK = 0;

                // Configure exclusion by user preference!
                QString exclude=conf->value(QString("SCExcludeReferences/%1").arg(currentSkyCultureID), QString()).toString();
                QSet<int>excludeRefs;
                if (!exclude.isEmpty())
                {
        #if  (QT_VERSION<QT_VERSION_CHECK(5,14,0))
                        QStringList excludeRefStrings=exclude.split(',', QString::SkipEmptyParts);
        #else
                        QStringList excludeRefStrings=exclude.split(',', Qt::SkipEmptyParts);
        #endif
                        QMutableListIterator<QString> it(excludeRefStrings);
                        while (it.hasNext())
                        {
                                bool ok;
                                int numRef=it.next().toInt(&ok); // ok=false for strings e.g. from asterisms
                                if (ok)
                                {
                                        excludeRefs.insert(numRef);
                                        it.remove();
                                }
                        }
                        qInfo() << "Skyculture" << currentSkyCultureID << "configured to exclude asterisms referenced from" << excludeRefs;
                }

                for (unsigned n = 0, m=0; n < asterisms.size(); ++n, ++m)
                {
                        auto& aster = asterisms[n];
                        aster = new Asterism;
                        if (aster->read(skyCulture.asterisms[m].toObject(), hipStarMgr, excludeRefs))
                        {
                                aster->lineFader.setDuration(static_cast<int>(linesFadeDuration * 1000.f));
                                aster->rayHelperFader.setDuration(static_cast<int>(rayHelpersFadeDuration * 1000.f));
                                aster->nameFader.setDuration(static_cast<int>(namesFadeDuration * 1000.f));
                                aster->setFlagLines(linesDisplayed);
                                aster->setFlagLabels(namesDisplayed);
                                aster->setFlagRayHelpers(rayHelpersDisplayed);
                                ++readOK;
                        }
                        else
                        {
                                delete asterisms[n];
                                asterisms.erase(asterisms.begin() + n);
                                --n;
                        }
                }
                qInfo().noquote() << "Loaded" << readOK << "/" << skyCulture.asterisms.size()
                                  << "asterism records successfully for culture" << currentSkyCultureID;

                // Set current states
                setFlagLines(linesDisplayed);
                setFlagLabels(namesDisplayed);
                setFlagRayHelpers(rayHelpersDisplayed);
        }

        // Translate asterism names for the new sky culture
        updateI18n();
}

void AsterismMgr::setLinesColor(const Vec3f& color)
{
        if (color != Asterism::lineColor)
        {
                Asterism::lineColor = color;
                emit linesColorChanged(color);
        }
}

Vec3f AsterismMgr::getLinesColor() const
{
        return Asterism::lineColor;
}

void AsterismMgr::setRayHelpersColor(const Vec3f& color)
{
        if (color != Asterism::rayHelperColor)
        {
                Asterism::rayHelperColor = color;
                emit rayHelpersColorChanged(color);
        }
}

Vec3f AsterismMgr::getRayHelpersColor() const
{
        return Asterism::rayHelperColor;
}


void AsterismMgr::setLabelsColor(const Vec3f& color)
{
        if (Asterism::labelColor != color)
        {
                Asterism::labelColor = color;
                emit namesColorChanged(color);
        }
}

Vec3f AsterismMgr::getLabelsColor() const
{
        return Asterism::labelColor;
}

void AsterismMgr::setFontSize(const int newFontSize)
{
        if ((asterFont.pixelSize() - newFontSize) != 0)
        {
                asterFont.setPixelSize(newFontSize);
                StelApp::immediateSave("viewing/asterism_font_size", newFontSize);
                emit fontSizeChanged(newFontSize);
        }
}

int AsterismMgr::getFontSize() const
{
        return asterFont.pixelSize();
}

void AsterismMgr::setAsterismLineThickness(const int thickness)
{
        if(thickness!=asterismLineThickness)
        {
                asterismLineThickness = thickness;
                if (asterismLineThickness<=0) // The line can not be negative or zero thickness
                        asterismLineThickness = 1;

                StelApp::immediateSave("viewing/asterism_line_thickness", thickness);
                emit asterismLineThicknessChanged(thickness);
        }
}

void AsterismMgr::setRayHelperThickness(const int thickness)
{
        if(thickness!=rayHelperThickness)
        {
                rayHelperThickness = thickness;
                if (rayHelperThickness<=0) // The line can not be negative or zero thickness
                        rayHelperThickness = 1;

                StelApp::immediateSave("viewing/rayhelper_line_thickness", thickness);
                emit rayHelperThicknessChanged(thickness);
        }
}

void AsterismMgr::draw(StelCore* core)
{
        const StelProjectorP prj = core->getProjection(StelCore::FrameJ2000);
        StelPainter sPainter(prj);
        sPainter.setFont(asterFont);
        drawLines(sPainter, core);
        drawRayHelpers(sPainter, core);
        Vec3d vel(0.);
        if (core->getUseAberration())
        {
                vel = core->getAberrationVec(core->getJDE());
        }
        drawNames(sPainter, vel);
}

// Draw asterisms lines
void AsterismMgr::drawLines(StelPainter& sPainter, const StelCore* core) const
{
        if (!hasAsterism)
                return;

        const float ppx = static_cast<float>(sPainter.getProjector()->getDevicePixelsPerPixel());
        sPainter.setBlending(true);
        if (asterismLineThickness>1 || ppx>1.f)
                sPainter.setLineWidth(asterismLineThickness*ppx); // set line thickness
        sPainter.setLineSmooth(true);

        const SphericalCap& viewportHalfspace = sPainter.getProjector()->getBoundingCap();
        for (auto* asterism : asterisms)
        {
                if (asterism->isAsterism())
                        asterism->drawOptim(sPainter, core, viewportHalfspace);
        }
        if (asterismLineThickness>1 || ppx>1.f)
                sPainter.setLineWidth(1); // restore line thickness
        sPainter.setLineSmooth(false);
}

// Draw asterisms lines
void AsterismMgr::drawRayHelpers(StelPainter& sPainter, const StelCore* core) const
{
        if (!hasAsterism)
                return;

        const float ppx = static_cast<float>(sPainter.getProjector()->getDevicePixelsPerPixel());
        sPainter.setBlending(true);
        if (rayHelperThickness>1 || ppx>1.f)
                sPainter.setLineWidth(rayHelperThickness*ppx); // set line thickness
        sPainter.setLineSmooth(true);

        const SphericalCap& viewportHalfspace = sPainter.getProjector()->getBoundingCap();
        for (auto* asterism : asterisms)
        {
                if (!asterism->isAsterism())
                        asterism->drawOptim(sPainter, core, viewportHalfspace);
        }
        if (rayHelperThickness>1 || ppx>1.f)
                sPainter.setLineWidth(1); // restore line thickness
        sPainter.setLineSmooth(false);
}

// Draw the names of all the asterisms
void AsterismMgr::drawNames(StelPainter& sPainter, const Vec3d &obsVelocity) const
{
        if (!hasAsterism)
                return;

        sPainter.setBlending(true);
        for (auto* asterism : asterisms)
        {
                if (!asterism->flagAsterism) continue;

                for (int i=0; i<asterism->XYZname.size(); ++i)
                {
                        Vec3d XYZname=asterism->XYZname.at(i);
                        XYZname.normalize();
                        XYZname+=obsVelocity;
                        XYZname.normalize();

                        Vec3d xyName;
                        // Check if in the field of view
                        if (sPainter.getProjector()->projectCheck(XYZname, xyName))
                                asterism->drawName(xyName, sPainter);
                }
        }
}

Asterism* AsterismMgr::findFromAbbreviation(const QString& abbreviation) const
{
        for (auto* asterism : asterisms)
        {
                if (asterism->abbreviation.compare(abbreviation, Qt::CaseInsensitive) == 0)
                        return asterism;
        }
        return nullptr;
}

void AsterismMgr::updateI18n()
{
        const StelTranslator& trans = StelApp::getInstance().getLocaleMgr().getSkyTranslator();
        for (auto* asterism : asterisms)
        {
                const QString context = asterism->context;
                asterism->culturalName.translatedI18n = trans.tryQtranslate(asterism->culturalName.translated, context);
                if (asterism->culturalName.translatedI18n.isEmpty())
                {
                        if (context.isEmpty())
                                asterism->culturalName.translatedI18n = q_(asterism->culturalName.translated);
                        else
                                asterism->culturalName.translatedI18n = qc_(asterism->culturalName.translated, context);
                }
                asterism->culturalName.pronounceI18n = trans.tryQtranslate(asterism->culturalName.pronounce, context);
                if (asterism->culturalName.pronounceI18n.isEmpty())
                {
                        if (context.isEmpty())
                                asterism->culturalName.pronounceI18n = q_(asterism->culturalName.pronounce);
                        else
                                asterism->culturalName.pronounceI18n = qc_(asterism->culturalName.pronounce, context);
                }
                const QString abbrContext = "abbreviation"; // fixed context for all abbreviations
                asterism->abbreviationI18n = trans.tryQtranslate(asterism->abbreviation, abbrContext);
                if (asterism->abbreviationI18n.isEmpty())
                {
                        asterism->abbreviationI18n = qc_(asterism->abbreviation, abbrContext);
                }
        }
}

// update faders
void AsterismMgr::update(double deltaTime)
{
        const int delta = static_cast<int>(deltaTime*1000);
        for (auto* asterism : asterisms)
        {
                asterism->update(delta);
        }
}

void AsterismMgr::setFlagLines(const bool displayed)
{
        if(linesDisplayed != displayed)
        {
                linesDisplayed = displayed;
                if (!selected.empty() && getFlagIsolateAsterismSelected())
                {
                        for (auto* asterism : selected)
                                asterism->setFlagLines(linesDisplayed);
                }
                else
                {
                        for (auto* asterism : asterisms)
                                asterism->setFlagLines(linesDisplayed);
                }
                StelApp::immediateSave("viewing/flag_asterism_drawing", displayed);
                emit linesDisplayedChanged(displayed);
        }
}

bool AsterismMgr::getFlagLines(void) const
{
        return linesDisplayed;
}

void AsterismMgr::setFlagRayHelpers(const bool displayed)
{
        if(rayHelpersDisplayed != displayed)
        {
                rayHelpersDisplayed = displayed;
                for (auto* asterism : asterisms)
                {
                        asterism->setFlagRayHelpers(rayHelpersDisplayed);
                }
                StelApp::immediateSave("viewing/flag_rayhelper_drawing", displayed);
                emit rayHelpersDisplayedChanged(displayed);
        }
}

bool AsterismMgr::getFlagRayHelpers(void) const
{
        return rayHelpersDisplayed;
}

void AsterismMgr::setFlagLabels(const bool displayed)
{
        if (namesDisplayed != displayed)
        {
                namesDisplayed = displayed;
                if (!selected.empty() && getFlagIsolateAsterismSelected())
                {
                        for (auto* asterism : selected)
                                asterism->setFlagLabels(namesDisplayed);
                }
                else
                {
                        for (auto* asterism : asterisms)
                                asterism->setFlagLabels(namesDisplayed);
                }
                StelApp::immediateSave("viewing/flag_asterism_name", displayed);
                emit namesDisplayedChanged(displayed);
        }
}

bool AsterismMgr::getFlagLabels(void) const
{
        return namesDisplayed;
}

StelObjectP AsterismMgr::searchByNameI18n(const QString& nameI18n) const
{
        QString nameI18nUpper = nameI18n.toUpper();
        for (auto* asterism : asterisms)
        {
                if (asterism->culturalName.translatedI18n.toUpper() == nameI18nUpper) return asterism;
                if (asterism->culturalName.pronounceI18n.toUpper()  == nameI18nUpper) return asterism;
        }
        return nullptr;
}

StelObjectP AsterismMgr::searchByName(const QString& name) const
{
        QString nameUpper = name.toUpper();
        for (auto* asterism : asterisms)
        {
                if (asterism->culturalName.translated.toUpper()      == nameUpper) return asterism;
                if (asterism->culturalName.native.toUpper()          == nameUpper) return asterism;
                if (asterism->culturalName.pronounce.toUpper()       == nameUpper) return asterism;
                if (asterism->culturalName.transliteration.toUpper() == nameUpper) return asterism;
                if (asterism->abbreviation.toUpper() == nameUpper)                 return asterism;
        }
        return nullptr;
}

QStringList AsterismMgr::listAllObjects(bool inEnglish) const
{
        QStringList result;
        if (inEnglish)
        {
                for (auto* asterism : asterisms)
                {
                        if (asterism->isAsterism())
                                result << asterism->getEnglishName();
                }
        }
        else
        {
                for (auto* asterism : asterisms)
                {
                        if (asterism->isAsterism())
                                result << asterism->getNameI18n();
                }
        }
        return result;
}

StelObjectP AsterismMgr::searchByID(const QString &id) const
{
        for (auto* asterism : asterisms)
        {
                if (asterism->getID() == id) return asterism;
        }
        return nullptr;
}

QString AsterismMgr::getStelObjectType() const
{
        return Asterism::ASTERISM_TYPE;
}

void AsterismMgr::setFlagIsolateAsterismSelected(const bool isolate)
{
        if (isolateAsterismSelected != isolate)
        {
                isolateAsterismSelected = isolate;

                // when turning off isolated selection mode, clear existing isolated selections.
                if (!isolateAsterismSelected)
                {
                        for (auto* asterism : asterisms)
                        {
                                asterism->setFlagLines(getFlagLines());
                                asterism->setFlagLabels(getFlagLabels());
                        }
                }
                StelApp::immediateSave("viewing/flag_asterism_isolate_selected", isolate);
                emit isolateAsterismSelectedChanged(isolate);
        }
}

bool AsterismMgr::getFlagIsolateAsterismSelected(void) const
{
        return isolateAsterismSelected;
}

void AsterismMgr::setSelectedAsterism(Asterism *a)
{
        // update states for other asterisms to fade them out
        if (a != nullptr)
        {
                selected.push_back(a);

                if (getFlagIsolateAsterismSelected())
                {
                        // Propagate current settings to newly selected asterism
                        a->setFlagLines(getFlagLines());
                        a->setFlagLabels(getFlagLabels());

                        for (auto* asterism : asterisms)
                        {
                                bool match = false;
                                for (auto* selected_asterisms : selected)
                                {
                                        if (asterism == selected_asterisms)
                                        {
                                                match=true; // this is a selected asterism
                                                break;
                                        }
                                }

                                if(!match)
                                {
                                        // Not selected asterism
                                        asterism->setFlagLines(false);
                                        asterism->setFlagLabels(false);
                                }
                        }
                }
                else
                {
                        for (auto* asterism : asterisms)
                        {
                                asterism->setFlagLines(false);
                                asterism->setFlagLabels(false);
                        }

                        // Propagate current settings to newly selected asterism
                        a->setFlagLines(getFlagLines());
                        a->setFlagLabels(getFlagLabels());
                }
        }
        else
        {
                if (selected.empty()) return;

                // Otherwise apply standard flags to all asterisms
                for (auto* asterism : asterisms)
                {
                        asterism->setFlagLines(getFlagLines());
                        asterism->setFlagLabels(getFlagLabels());
                }

                // And remove all selections
                selected.clear();
        }
}

//! Remove a asterism from the selected asterism list
void AsterismMgr::unsetSelectedAsterism(Asterism *a)
{
        if (a != nullptr)
        {
                for (auto iter = selected.begin(); iter != selected.end();)
                {
                        if( (*iter)->getEnglishName().toLower() == a->getEnglishName().toLower() )
                                iter = selected.erase(iter);
                        else
                                ++iter;
                }

                // If no longer any selection, restore all flags on all asterisms
                if (selected.empty())
                {
                        // Otherwise apply standard flags to all asterisms
                        for (auto* asterism : asterisms)
                        {
                                asterism->setFlagLines(getFlagLines());
                                asterism->setFlagLabels(getFlagLabels());
                        }
                }
                else if(isolateAsterismSelected)
                {
                        // No longer selected asterism
                        a->setFlagLines(false);
                        a->setFlagLabels(false);
                }
        }
}

void AsterismMgr::selectAsterism(const QString &englishName)
{
        if (!getFlagIsolateAsterismSelected())
                setFlagIsolateAsterismSelected(true); // Enable isolated selection

        bool found = false;
        for (auto* asterism : asterisms)
        {
                if (asterism->getEnglishName().toLower()==englishName.toLower())
                {
                        setSelectedAsterism(asterism);
                        found = true;
                        break;
                }
        }
        if (!found)
                qDebug() << "The asterism" << englishName << "is not found";
}

void AsterismMgr::deselectAsterism(const QString &englishName)
{
        if (!getFlagIsolateAsterismSelected())
                setFlagIsolateAsterismSelected(true); // Enable isolated selection

        bool found = false;
        for (auto* asterism : asterisms)
        {
                if (asterism->getEnglishName().toLower()==englishName.toLower())
                {
                        unsetSelectedAsterism(asterism);
                        found = true;
                        break;
                }
        }

        if (selected.size()==0 && found)
        {
                // Let's remove the selection for all asterisms if the list of selected asterisms is empty
                for (auto* asterism : asterisms)
                {
                        asterism->setFlagLines(false);
                        asterism->setFlagLabels(false);
                }
        }

        if (!found)
                qDebug() << "The asterism" << englishName << "is not found";
}

void AsterismMgr::deselectAsterisms(void)
{
        StelObjectMgr* omgr = GETSTELMODULE(StelObjectMgr);
        Q_ASSERT(omgr);
        if (getFlagIsolateAsterismSelected())
        {
                // The list of selected asterisms is empty, but...
                if (selected.size()==0)
                {
                        // ...let's unselect all asterisms for guarantee
                        for (auto* asterism : asterisms)
                        {
                                asterism->setFlagLines(false);
                                asterism->setFlagLabels(false);
                        }
                }

                // If any asterism is selected at the moment, then let's do not touch to it!
                if (omgr->getWasSelected() && !selected.empty())
                        selected.pop_back();

                // Let's hide all previously selected asterisms
                for (auto* asterism : selected)
                {
                        asterism->setFlagLines(false);
                        asterism->setFlagLabels(false);
                }
        }
        else
        {
                const QList<StelObjectP> newSelectedConst = omgr->getSelectedObject("Asterism");
                if (!newSelectedConst.empty())
                        omgr->unSelect();
        }
        selected.clear();
}

void AsterismMgr::selectAllAsterisms()
{
        for (auto* asterism : asterisms)
                setSelectedAsterism(asterism);
}

void AsterismMgr::selectedObjectChange(StelModule::StelModuleSelectAction action)
{
        StelObjectMgr* omgr = GETSTELMODULE(StelObjectMgr);
        Q_ASSERT(omgr);
        const QList<StelObjectP> newSelected = omgr->getSelectedObject();
        if (newSelected.empty())
                return;

        const QList<StelObjectP> newSelectedAsterisms = omgr->getSelectedObject("Asterism");
        if (!newSelectedAsterisms.empty())
        {
                // If removing this selection
                if(action == StelModule::RemoveFromSelection)
                        unsetSelectedAsterism(static_cast<Asterism *>(newSelectedAsterisms[0].data()));
                else // Add asterism to selected list (do not select a star, just the constellation)
                        setSelectedAsterism(static_cast<Asterism *>(newSelectedAsterisms[0].data()));
        }
}

void AsterismMgr::switchSelectionMode()
{
        bool state = getFlagIsolateAsterismSelected();
        setFlagIsolateAsterismSelected(!state);
        if (!state)
                deselectAsterisms();
}

void AsterismMgr::setLinesFadeDuration(const float duration)
{
        if (!qFuzzyCompare(linesFadeDuration, duration))
        {
                linesFadeDuration = duration;

                for (auto* asterism : asterisms)
                {
                        asterism->lineFader.setDuration(static_cast<int>(duration * 1000.f));
                }
                StelApp::immediateSave("viewing/asterism_lines_fade_duration", duration);
                emit linesFadeDurationChanged(duration);
        }
}

float AsterismMgr::getLinesFadeDuration() const
{
        return linesFadeDuration;
}

void AsterismMgr::setLabelsFadeDuration(const float duration)
{
        if (!qFuzzyCompare(namesFadeDuration, duration))
        {
                namesFadeDuration = duration;

                for (auto* asterism : asterisms)
                {
                        asterism->nameFader.setDuration(static_cast<int>(duration * 1000.f));
                }
                StelApp::immediateSave("viewing/asterism_labels_fade_duration", duration);
                emit namesFadeDurationChanged(duration);
        }
}

float AsterismMgr::getLabelsFadeDuration() const
{
        return namesFadeDuration;
}

void AsterismMgr::setRayHelpersFadeDuration(const float duration)
{
        if (!qFuzzyCompare(rayHelpersFadeDuration, duration))
        {
                rayHelpersFadeDuration = duration;

                for (auto* asterism : asterisms)
                {
                        asterism->rayHelperFader.setDuration(static_cast<int>(duration * 1000.f));
                }
                StelApp::immediateSave("viewing/rayhelper_lines_fade_duration", duration);
                emit rayHelpersFadeDurationChanged(duration);
        }
}

float AsterismMgr::getRayHelpersFadeDuration() const
{
        return rayHelpersFadeDuration;
}

Stellarium / stellarium / 15670918640

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