#ifndef BRANCHITEM_H

#define BRANCHITEM_H

#include "treeitem.h"

class QString;

class BranchObj;

class QGraphicsScene;

class BranchItem:public TreeItem

{

public:

    BranchItem(const QList<QVariant> &data, TreeItem *parent = 0);

    virtual ~BranchItem();

	void copy (BranchItem *item);

	void insertBranch (int pos,BranchItem *branch);

	QString saveToDir (const QString &tmpdir,const QString &prefix, const QPointF& offset);

	virtual void updateVisibility();

protected:

	QString vymLink;

public:	

	virtual void setVymLink (QString);

    virtual QString getVymLink ();

	virtual void setHeadingColor (QColor color); //!Overloaded from TreeItem to update QGraphicsView

protected:	

	bool scrolled;			// true if all children are scrolled and thus invisible

	bool tmpUnscrolled;		// can only be true (temporary) for a scrolled subtree

public:

	virtual void unScroll();				

	virtual bool toggleScroll();			// scroll or unscroll

	virtual bool isScrolled();				// returns scroll state

	virtual bool hasScrolledParent(BranchItem*);	// true, if any of the parents is scrolled

	virtual void tmpUnscroll();				// unscroll scrolled parents temporary e.g. during "find" process

	virtual void resetTmpUnscroll();		// scroll all tmp scrolled parents again e.g. when unselecting

	TreeItem* findMapItem (QPointF p,TreeItem* excludeTI);	//! search map for branches or images. Ignore excludeTI, where search is started 

	virtual TreeItem* findID (QString sid);	//! search map for object with ID string

	virtual void updateStyles ();			//! update related fonts, parObjects, links, ...

	virtual BranchObj* getBranchObj();	

	virtual BranchObj* createMapObj(QGraphicsScene *scene);		//! Create classic object in GraphicsView

};

#endif