#ifndef BRANCHOBJ_H

#define BRANCHOBJ_H

#include "floatimageobj.h"

#include "linkablemapobj.h"

#include "ornamentedobj.h"

#include "xlinkobj.h"

bool isAbove(BranchObj*,BranchObj*);

/*! \brief A branch visible in the map */

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

class BranchObj:public OrnamentedObj {

public:

	/*! New branches will get use same color for heading as parent */

	enum BranchModification {NewBranch, MovedBranch};

    BranchObj (QGraphicsScene*,TreeItem *ti=NULL);

    ~BranchObj ();

	bool operator< ( const BranchObj & );

	bool operator== ( const BranchObj & );

    virtual void init ();

    virtual void copy (BranchObj*);

    void clear();

    virtual void setParObjTmp (LinkableMapObj*,QPointF,int);// Only for moving Obj around

	virtual void unsetParObjTmp();			// reuse original ParObj

	virtual void setVisibility(bool,int);	// set visibility

    virtual void setVisibility(bool);	    // set vis. for w

	virtual void setLinkColor();			// set the color of link

	virtual void updateContentSize();

	virtual void positionContents();

    virtual void move (double x,double y);

    virtual void move (QPointF);

    virtual void moveBy (double x,double y);

    virtual void moveBy (QPointF);

    virtual void positionBBox();

    virtual void calcBBoxSize();

	virtual void setDockPos();

    virtual void updateData();	//! Update represantatio of heading, flags, etc.

protected:	

	virtual void savePosInAngle();					// write pos in angle for resorting			

public:	

	virtual void setDefAttr (BranchModification);	// set default attributes (font, size, ...)

    virtual void sortChildren();

    virtual void alignRelativeTo(const QPointF, bool alignSelf=false );

	virtual void reposition();

	virtual void unsetAllRepositionRequests();

	virtual QPolygonF shape();				//!< Returns arbitrary bounding polygon

	virtual QRectF getTotalBBox();			// return BBox including children			

	virtual QRectF getBBoxSizeWithChildren();	// return size of BBox including children  

	virtual ConvexPolygon getBoundingPolygon();

	virtual void calcBBoxSizeWithChildren();	// calc size of  BBox including children recursivly

	virtual QString getSelectString();

	virtual void setAnimation(const AnimPoint &ap);

	virtual bool animate();

protected:

	QList<XLinkObj*> xlink;			// xlinks to other branches

	AnimPoint anim;

public:	

	float angle;					// used in mainbranch to reorder mainbranches

};

#endif