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https://github.com/qelectrotech/qelectrotech-source-mirror.git
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0b9adb77d5
git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@2449 bfdf4180-ca20-0410-9c96-a3a8aa849046
86 lines
2.6 KiB
C++
86 lines
2.6 KiB
C++
/*
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Copyright 2006-2013 QElectroTech Team
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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 DIAGRAM_IMAGE_ITEM_H
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#define DIAGRAM_IMAGE_ITEM_H
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#include <QtGui>
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#include "diagram.h"
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/**
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This class represents a selectable, movable and editable image on a
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diagram.
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@see QGraphicsItem::GraphicsItemFlags
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*/
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class DiagramImageItem : public QObject, public QGraphicsPixmapItem {
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Q_OBJECT
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// constructors, destructor
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public:
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DiagramImageItem(Diagram * = 0);
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DiagramImageItem(const QPixmap &, Diagram * = 0);
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virtual ~DiagramImageItem();
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// attributes
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public:
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enum { Type = UserType + 1007 };
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// methods
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public:
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/**
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Enable the use of qgraphicsitem_cast to safely cast a QGraphicsItem into a
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DiagramImageItem
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@return the QGraphicsItem type
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*/
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virtual int type() const { return Type; }
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Diagram *diagram() const;
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virtual bool fromXml(const QDomElement &);
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virtual QDomElement toXml(QDomDocument &) const;
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virtual void setPos(const QPointF &);
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virtual void setPos(qreal, qreal);
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virtual QPointF pos() const;
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void setRotationAngle(const qreal &);
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void rotateBy(const qreal &);
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void edit();
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QPointF mapMovementToScene(const QPointF &) const;
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QPointF mapMovementFromScene(const QPointF &) const;
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QPointF mapMovementToParent(const QPointF &) const;
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QPointF mapMovementFromParent(const QPointF &) const;
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protected:
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void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget *);
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void focusInEvent(QFocusEvent *);
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void focusOutEvent(QFocusEvent *);
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void mousePressEvent(QGraphicsSceneMouseEvent *e);
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void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *);
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void mouseMoveEvent(QGraphicsSceneMouseEvent *);
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void mouseReleaseEvent(QGraphicsSceneMouseEvent *);
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void applyRotation(const qreal &);
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signals:
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/// signal emitted when the image field loses focus
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void lostFocus();
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/// signal emitted after image was changed
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void diagramImageChanged(DiagramImageItem *, const QString &, const QString &);
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public slots:
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void setNonFocusable();
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private:
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bool first_move_;
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};
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#endif
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