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36 lines
579 B
36 lines
579 B
#ifndef EDGE_H
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#define EDGE_H
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#include <QGraphicsItem>
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class Node;
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class Edge : public QGraphicsItem
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{
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// Q_OBJECT
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public:
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Edge(Node *sourceNode, Node *destNode);
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Node *sourceNode() const;
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Node *destNode() const;
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void adjust();
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enum { Type = UserType + 2 };
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int type() const { return Type; }
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protected:
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QRectF boundingRect() const;
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
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private:
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Node *source, *dest;
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QPointF sourcePoint;
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QPointF destPoint;
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qreal arrowSize;
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};
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#endif
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