deleteqgraphicsitemcommand.h

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/*
        Copyright 2006-2026 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 DELETEQGRAPHICSITEMCOMMAND_H
#define DELETEQGRAPHICSITEMCOMMAND_H
 
#include "../diagramcontent.h"
 
#include <QHash>
#include <QUndoCommand>
 
class Diagram;
class ElementTextItemGroup;
class Terminal;
class QetGraphicsTableItem;
class QGraphicsScene;
 
class DeleteQGraphicsItemCommand : public QUndoCommand
{
        public:
                DeleteQGraphicsItemCommand(Diagram *diagram, const DiagramContent &content, QUndoCommand * parent = nullptr);
                ~DeleteQGraphicsItemCommand() override;
                static bool hasNonDeletableTerminal(const DiagramContent &content);
 
        private:
                DeleteQGraphicsItemCommand(const DeleteQGraphicsItemCommand &);
                void setPotentialsOfRemovedElements();
                Terminal *terminalInSamePotential(Terminal *terminal, Conductor *conductor_to_exclude);
 
        public:
                void undo() override;
                void redo() override;
 
                // attributes
        private:
                DiagramContent m_removed_contents;
                Diagram *m_diagram;
                QHash <Element *, QList<Element *> > m_link_hash; 
                QHash <DynamicElementTextItem *, Element *> m_elmt_text_hash; 
                QHash <DynamicElementTextItem *, ElementTextItemGroup *> m_grp_texts_hash; 
                QList <std::pair<Terminal *, Terminal *>> m_connected_terminals;
                QHash <QetGraphicsTableItem *, QPointer<QGraphicsScene>> m_table_scene_hash;
                bool m_remove_linked_table = false;
};
 
#endif // DELETEQGRAPHICSITEMCOMMAND_H