insilmaril@86: #ifndef LINKOBJ_H
insilmaril@86: #define LINKOBJ_H
insilmaril@86: 
insilmaril@86: #include "linkablemapobj.h"
insilmaril@86: 
insilmaril@86: enum LinkState {undefinedLink,initLink,activeLink,deleteLink};
insilmaril@86: 
insilmaril@86: /////////////////////////////////////////////////////////////////////////////
insilmaril@86: class LinkObj:public MapObj {
insilmaril@86: public:
insilmaril@86:     LinkObj ();
insilmaril@86:     LinkObj (QCanvas*);
insilmaril@86:     ~LinkObj ();
insilmaril@86:     virtual void init ();
insilmaril@86:     virtual void copy (LinkObj*);
insilmaril@86: 	void setBegin (BranchObj*);
insilmaril@86: 	void setEnd   (BranchObj*);
insilmaril@86: 	void setEnd   (QPoint);
insilmaril@86: 	bool activate ();			// Sets pointers in branchObjects
insilmaril@86: 	void deactivate();			// removes those pointers
insilmaril@86: 	bool isUsed();				// true, if at least on branch uses it
insilmaril@86: 	void updateLink();
insilmaril@86: 	void positionBBox();
insilmaril@86: 	void calcBBoxSize();
insilmaril@86: 	void setVisibility (bool);
insilmaril@86: 
insilmaril@86: private:
insilmaril@86: 	QCanvasLine *line;
insilmaril@86: 	BranchObj *beginBranch;
insilmaril@86: 	BranchObj *endBranch;
insilmaril@86: 	LinkState linkState;	// init during drawing or active
insilmaril@86: 	QPoint beginPos;
insilmaril@86: 	QPoint   endPos;
insilmaril@86: };
insilmaril@86: 
insilmaril@86: #endif