Laurent Trinques 77bfe84a4c One year
2025-01-04 13:37:40 +01:00

58 lines
1.7 KiB
C++

/*
Copyright 2006-2025 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 QGI_MANAGER_H
#define QGI_MANAGER_H
#include <QtCore>
class QGraphicsScene;
class QGraphicsItem;
/**
This class provides a QGraphicsItem manager, which can delete QGraphicsItem
as soon as there is no reference to them anymore.
*/
class QGIManager {
// constructors, destructors
public:
QGIManager(QGraphicsScene *);
virtual ~QGIManager();
private:
QGIManager(const QGIManager &);
// attributes
private:
QGraphicsScene *scene;
QHash<QGraphicsItem *, int> qgi_manager;
bool destroy_qgi_on_delete;
// methods
public:
void manage(QGraphicsItem *);
void release(QGraphicsItem *);
QT_DEPRECATED_X("Use QGIManager::manage(const QVector<QGraphicsItem *> &) instead")
void manage(const QList<QGraphicsItem *> &);
QT_DEPRECATED_X("Use QGIManager::release(const QVector<QGraphicsItem *> &) instead")
void release(const QList<QGraphicsItem *> &);
void manage(const QVector<QGraphicsItem *> &items);
void release(const QVector<QGraphicsItem *> &items);
void setDestroyQGIOnDelete(bool);
bool manages(QGraphicsItem *) const;
};
#endif