masterelement.h

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/*
        Copyright 2006-2024 The QElectroTech Team
        This file is part of QElectroTech.
 
        QElectroTech 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.
 
        QElectroTech 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 QElectroTech.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MASTERELEMENT_H
#define MASTERELEMENT_H
 
#include "element.h"
 
class CrossRefItem;
 
class MasterElement : public Element
{
        Q_OBJECT
 
        public:
                explicit MasterElement(
                        const ElementsLocation &,
                        QGraphicsItem * = nullptr,
                        int * = nullptr);
                ~MasterElement() override;
 
                void linkToElement     (Element *elmt) override;
                void unlinkAllElements () override;
                void unlinkElement     (Element *elmt) override;
                void initLink          (QETProject *project) override;
                QRectF XrefBoundingRect() const;
                
        protected:
                QVariant itemChange(
                                GraphicsItemChange change,
                                const QVariant &value) override;
 
        private:
                void xrefPropertiesChanged();
                void aboutDeleteXref ();
 
        private:
                CrossRefItem *m_Xref_item = nullptr;
                bool m_first_scene_change = true;
};
 
#endif // MASTERELEMENT_H