#ifndef MAPCENTEROBJ_H

 #define MAPCENTEROBJ_H

 #include <QDate>

 #include "branchobj.h"

 #include "xlinkobj.h"

 #include "version.h"

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

 class MapCenterObj:public BranchObj {

 public:

     MapCenterObj ();

     MapCenterObj (Q3Canvas*);

     ~MapCenterObj ();

     void clear();

     void init();

     virtual void move      (double,double);

     virtual void moveBy    (double,double);

     virtual void moveAll   (double,double);

     virtual void moveAllBy (double,double);

     virtual void updateLink();

     virtual void updateRelPositions();

     LinkableMapObj* findMapObj(QPoint,LinkableMapObj*);	// find MapObj 

 	virtual QString saveToDir (const QString&,const QString&,int, const QPoint&);// Save data recursivly to tempdir

 	void setVersion(const  QString &);

 	bool checkVersion();				// check if program version is higher than saved version

 	void setAuthor  (const QString &);

 	QString getAuthor ();

 	void setComment (const QString &);

 	QString getComment ();

 	QString getDate();

 private:

 	QString version;					// version string saved in vym file

 	QString author;

 	QString comment;

 	QDate date;

 };

 #endif