isect.h

/********************************************************************/
/* Copyright (c) 2015 DG Technologies Inc. and Yuzi Mizuno          */
/* All rights reserved.                                             */
/********************************************************************/
#ifndef _MGisect_HH_
#define _MGisect_HH_

#include <iostream>
#include "mg/MGCL.h"
#include "mg/Position.h"
class MGObject;
class MGCurve;
class MGCCisect;
class MGCSisect;
class MGCFisect;
class MGSSisect;
class MGFFisect;

class MG_DLL_DECLR MGisect{
friend class MGisects;

public:

    
virtual ~MGisect(){;};


virtual bool operator< (const MGisect& is)const=0;
virtual bool operator> (const MGisect& is)const{return is<(*this);};
virtual bool operator<= (const MGisect& is)const{return !(is<(*this));};
virtual bool operator>= (const MGisect& is)const{return !((*this)<is);};
virtual bool operator== (const MGisect& is)const=0;
virtual bool operator!= (const MGisect& is)const{return !operator==(is);};
virtual bool operator< (const MGCCisect& is)const=0;
virtual bool operator< (const MGCSisect& is)const=0;
virtual bool operator< (const MGCFisect& is)const=0;
virtual bool operator< (const MGSSisect& is)const=0;
virtual bool operator< (const MGFFisect& is)const=0;


virtual void exchange12()=0;

virtual const MGObject& isect()const=0;

virtual MGPosition isect0_param1()const{return MGPosition();};

virtual MGPosition isect0_param2()const{return MGPosition();};

virtual const MGCurve* isect1_param1()const{return 0;};

virtual const MGCurve* isect1_param2()const{return 0;};

virtual int manifold_dimension()const=0;

virtual std::ostream& out(std::ostream& ostrm)const=0;

private:

    virtual const MGObject* object1(const MGObject* obj)const{return obj;};

    virtual const MGObject* object2(const MGObject* obj)const{return obj;};

};

inline std::ostream& operator<< (std::ostream& ostrm, const MGisect& is){
    is.out(ostrm);
    return ostrm;
}
 // end of IsectContainer group
#endif