#ifndef BRANCHITEM_H

#define BRANCHITEM_H

#include "mapitem.h"

//#include "xlink.h"

#include <QList>

class QString;

class QGraphicsScene;

class BranchObj;

class Link;

class XLinkItem;

class BranchItem:public MapItem

{

public:

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

    virtual ~BranchItem();

	virtual void copy (BranchItem *item);

	virtual BranchItem* parentBranch();

	virtual void insertBranch (int pos,BranchItem *branch);

	virtual QString saveToDir (const QString &tmpdir,const QString &prefix, const QPointF& offset,QList <Link*> &tmpLinks);

	virtual void updateVisibility();

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

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

	virtual void sortChildren(bool inverse=false);		//! Sort children 

protected:

	bool includeImagesVer;			//! include floatimages in bbox vertically

	bool includeImagesHor;			//! include floatimages in bbox horizontally

public:

	void setIncludeImagesVer(bool);

	bool getIncludeImagesVer();

	void setIncludeImagesHor(bool);

	bool getIncludeImagesHor();

	QString getIncludeImageAttr();

protected:

	int lastSelectedBranchNum;

	int lastSelectedBranchNumAlt;

public:

	virtual void setLastSelectedBranch();			//! Set myself as last selected in parent

	virtual void setLastSelectedBranch(int i);		//! Set last selected branch directly

	virtual BranchItem* getLastSelectedBranch();	//! Returns last selected branch usually

	virtual BranchItem* getLastSelectedBranchAlt(); //! Used to return last selected branch left of a mapcenter

public:

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

	virtual void updateStyles (const bool &keepFrame=false);		//! update related fonts, parObjects, links, ...

	virtual BranchObj* getBranchObj();	

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

};

#endif