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QGraphEdge.h
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QGraphEdge.h
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/*!
\file QGraphEdge.h
\author Gregory Schultz <gregory.schultz@embarqmail.com>
\section LICENSE
This file is part of the Open|SpeedShop Graphical User Interface
Copyright (C) 2010-2017 Argo Navis Technologies, LLC
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version.
This library 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 Lesser General Public License
for more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef QGRAPHEDGE_H
#define QGRAPHEDGE_H
#include <QGraphicsObject>
#include "argonavis-lib-config.h"
#include "qtgraphlibrary.h"
class QGraphCanvas;
class QGraphNode;
class QGraphEdgePrivate;
class QTGRAPH_EXPORT QGraphEdge : public QGraphicsObject
{
Q_OBJECT
Q_DISABLE_COPY(QGraphEdge)
Q_DECLARE_PRIVATE(QGraphEdge)
friend class QGraphCanvas;
public:
explicit QGraphEdge(const QString& name, QGraphCanvas* canvas, QGraphNode* head, QGraphNode* edge, QGraphicsItem *parent = Q_NULLPTR);
explicit QGraphEdge(QGraphicsItem *parent = Q_NULLPTR) = delete;
~QGraphEdge();
enum { Type = UserType + 2 };
int type() const { return Type; }
public slots:
void updateState();
protected:
explicit QGraphEdge(void* edge, QGraphicsItem *parent = Q_NULLPTR);
virtual QVariant itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value) Q_DECL_OVERRIDE;
virtual QPainterPath shape() const Q_DECL_OVERRIDE;
virtual QRectF boundingRect() const Q_DECL_OVERRIDE;
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = Q_NULLPTR) Q_DECL_OVERRIDE;
protected:
QGraphEdgePrivate* const d_ptr;
};
#endif // QGRAPHEDGE_H