RetroShare/retroshare-gui/src/gui/elastic/edge.h

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2.6 KiB
C++

/****************************************************************************
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the example classes of the Qt Toolkit.
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#ifndef EDGE_H
#define EDGE_H
#include <QGraphicsItem>
class Node;
class Edge : public QGraphicsItem
{
public:
Edge(Node *sourceNode, Node *destNode);
~Edge();
Node *sourceNode() const;
void setSourceNode(Node *node);
Node *destNode() const;
void setDestNode(Node *node);
void adjust();
enum { Type = UserType + 2 };
int type() const { return Type; }
protected:
QRectF boundingRect() const;
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
private:
Node *source, *dest;
QPointF sourcePoint;
QPointF destPoint;
qreal arrowSize;
};
#endif