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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@5223 bfdf4180-ca20-0410-9c96-a3a8aa849046
61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
/*
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Copyright 2006-2012 Xavier Guerrin
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This file is part of QElectroTech.
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QElectroTech is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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QElectroTech is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with QElectroTech. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ELEMENT_TEXTS_MOVER_H
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#define ELEMENT_TEXTS_MOVER_H
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#include <QSet>
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#include <QPointF>
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class QGraphicsItem;
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class DiagramTextItem;
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class Diagram;
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class QGraphicsItemGroup;
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class QGraphicsSceneMouseEvent;
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/**
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This class manages the interactive movement of element text items on a
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particular diagram.
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*/
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class ElementTextsMover
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{
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public:
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ElementTextsMover();
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private:
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ElementTextsMover(const ElementTextsMover &);
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public:
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bool isReady() const;
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int beginMovement(Diagram *diagram, QGraphicsItem *driver_item = nullptr);
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void continueMovement(QGraphicsSceneMouseEvent *event);
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void endMovement();
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private:
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QString undoText() const;
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private:
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bool m_movement_running = false;
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Diagram *m_diagram = nullptr;
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QGraphicsItem *m_movement_driver = nullptr;
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QHash <DiagramTextItem *, QPointF> m_texts_hash;
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QHash <QGraphicsItemGroup *, QPointF> m_grps_hash;
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QHash <QGraphicsItem *, QPointF> m_items_hash;
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int m_text_count = 0,
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m_group_count = 0;
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};
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#endif
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