#ifndef XLINKOBJ_H

#define XLINKOBJ_H

#include "mapobj.h"

class BranchObj;

class BranchItem;

/*! \brief xlinks are used to draw arbitrary connections between branches (BranchObj) in the map. */

/////////////////////////////////////////////////////////////////////////////

class XLinkObj:public MapObj {

public:

    XLinkObj (QGraphicsScene* scene, TreeItem* ti);

    virtual ~XLinkObj ();

    virtual void init ();

	virtual void setEnd (QPointF);

	void updateXLink();

	void positionBBox();

	void calcBBoxSize();

	void setVisibility (bool);

	void setVisibility ();

private:

	static int arrowSize;

	QPen pen;

	QGraphicsLineItem *line;

	QGraphicsPolygonItem *poly;

	QPointF beginPos;

	QPointF   endPos;

	BranchItem *visBranch;	// the "visible" part of a partially scrolled li

};

#endif