#ifndef SELECTION_H

 #define SELECTION_H

 #include <QString>

 #include <QList>

 #include <QGraphicsScene>

 #include <QItemSelectionModel>

 #include "treeitem.h"

 class BranchObj;

 class FloatImageObj;

 class MapCenterObj;

 class LinkableMapObj;

 class VymModel;

 class Selection 

 {

 public:

 	enum Type {Undefined,Branch,MapCenter,FloatImage};

 	Selection ();

 	~Selection();

 	void copy(const Selection&);

 	void clear();

 	void setModel (VymModel *);

 	void update();      

 	bool select (LinkableMapObj*);

 	bool select (const QString &);

 	bool reselect ();

 	void unselect ();

 	bool isBlocked ();

 	void block();

 	void unblock();

 	bool isEmpty();

 	uint count();

 	Type type();

 	LinkableMapObj * first();		// first in selection list

 	LinkableMapObj * single();		// NULL, if multiple selected

 	BranchObj* getBranch();

 	TreeItem* getBranchItem();		

 	QModelIndex getBranchIndex();	//!< Returns index of first selected branch or mapcenter

 	FloatImageObj* getFloatImage();

 	QString getSelectString();

 private:

 	QList <LinkableMapObj*> selectList;

 	QList <LinkableMapObj*> lastSelectList;

 	VymModel *model;

 	QItemSelectionModel *selModel;	//!< QSelectionModel is shared across views and initialized in setModel

 	QColor color;

 	bool blocked;					//!< if true, no new selection possible

 };

 #endif