ConnectionLine.h

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/*  Copyright (C) 2011 Jonathan Wuest

    This file is part of Tuchulcha.

    Tuchulcha 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 3 of the License, or
    (at your option) any later version.

    Tuchulcha 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 Tuchulcha.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef CONNECTIONLINE_H_
#define CONNECTIONLINE_H_

#include <QGraphicsItem>
#include <QPointF>


class NodeProperty;
class Node;

class ConnectionLine : public QGraphicsItem {
    Q_PROPERTY(QColor lineColor READ lineColor WRITE setLineColor)

public:
    ConnectionLine();

    QRectF boundingRect() const;

    void setStartPoint(int x,int y);

    void setStartPoint(QPointF pos);

    void setEndPoint(int x,int y);

    void setEndPoint(QPointF pos);

    void setStartEndProp(NodeProperty *start,NodeProperty *end);

    void paint(
            QPainter *painter, const QStyleOptionGraphicsItem *option,
            QWidget *widget = 0);

    NodeProperty *getEndProp() const;

    NodeProperty *getStartProp() const;

    void setEndProp(NodeProperty *endProp);

    void setStartProp(NodeProperty *startProp);

    void moveStartPoint(qreal dx,qreal dy);

    void moveEndPoint(qreal dx,qreal dy);

    void setLineColor(const QColor &newColor);

    QColor lineColor() const;

private:
    QPointF _startPoint;

    QPointF _endPoint;

    NodeProperty *_startProp;

    NodeProperty *_endProp;

    QColor _lColor;

};

#endif /* CONNECTIONLINE_H_ */