58 lines
1.3 KiB
C++
58 lines
1.3 KiB
C++
/*
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* Copyright (C) OpenTX
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*
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* Based on code named
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* th9x - http://code.google.com/p/th9x
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* er9x - http://code.google.com/p/er9x
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* gruvin9x - http://code.google.com/p/gruvin9x
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*
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* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program 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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*/
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#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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public:
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Edge(Node *sourceNode, Node *destNode);
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~Edge();
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Node *sourceNode() const;
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void setSourceNode(Node *node);
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Node *destNode() const;
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void setDestNode(Node *node);
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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 // _EDGE_H_
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