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https://github.com/qelectrotech/qelectrotech-source-mirror.git
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9f9b127c04
git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@5008 bfdf4180-ca20-0410-9c96-a3a8aa849046
88 lines
3.1 KiB
C++
88 lines
3.1 KiB
C++
/*
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Copyright 2006-2017 The 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 PART_ARC_H
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#define PART_ARC_H
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#include "abstractpartellipse.h"
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class QPropertyUndoCommand;
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class QetGraphicsHandlerItem;
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/**
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* @brief The PartArc class
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* This class represents an elliptical arc primitive which may be used to
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* compose the drawing of an electrical element within the element editor.
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*/
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class PartArc : public AbstractPartEllipse
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{
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Q_OBJECT
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public:
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PartArc(QETElementEditor *editor, QGraphicsItem *parent = nullptr);
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virtual ~PartArc();
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private:
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PartArc(const PartArc &);
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// methods
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public:
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enum { Type = UserType + 1101 };
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/**
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* Enable the use of qgraphicsitem_cast to safely cast a QGraphicsItem into a PartArc.
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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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virtual void paint(QPainter *, const QStyleOptionGraphicsItem *, QWidget * = nullptr);
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//Name and XML
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virtual QString name() const { return(QObject::tr("arc", "element part name")); }
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virtual QString xmlName() const { return(QString("arc")); }
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virtual const QDomElement toXml (QDomDocument &) const;
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virtual void fromXml (const QDomElement &);
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virtual QPainterPath shape() const;
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virtual QPainterPath shadowShape() const;
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virtual void setRect(const QRectF &rect) {AbstractPartEllipse::setRect(rect); adjusteHandlerPos();}
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virtual void setStartAngle(const int &start_angle) {AbstractPartEllipse::setStartAngle(start_angle); adjusteHandlerPos();}
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virtual void setSpanAngle(const int &span_angle) {AbstractPartEllipse::setSpanAngle(span_angle); adjusteHandlerPos();}
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protected:
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virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent *event);
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virtual QVariant itemChange(GraphicsItemChange change, const QVariant &value);
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virtual bool sceneEventFilter(QGraphicsItem *watched, QEvent *event);
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private:
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void switchResizeMode();
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void adjusteHandlerPos();
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void handlerMousePressEvent (QetGraphicsHandlerItem *qghi, QGraphicsSceneMouseEvent *event);
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void handlerMouseMoveEvent (QetGraphicsHandlerItem *qghi, QGraphicsSceneMouseEvent *event);
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void handlerMouseReleaseEvent (QetGraphicsHandlerItem *qghi, QGraphicsSceneMouseEvent *event);
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void sceneSelectionChanged ();
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void addHandler();
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void removeHandler();
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private:
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QPropertyUndoCommand *m_undo_command = nullptr;
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QPropertyUndoCommand *m_undo_command2 = nullptr;
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int m_resize_mode = 1,
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m_vector_index = -1;
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QPointF m_span_point;
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QVector<QetGraphicsHandlerItem *> m_handler_vector;
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};
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#endif
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