kicad/polygon/kbool/include/scanbeam.h

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/*! \file ../include/../scanbeam.h
\author Probably Klaas Holwerda
Copyright: 2001-2004 (C) Probably Klaas Holwerda
Licence: wxWidgets Licence
RCS-ID: $Id: scanbeam.h,v 1.2 2005/06/11 19:25:12 frm Exp $
*/
#ifndef SCANBEAM_H
#define SCANBEAM_H
#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface
#endif
#include "../include/booleng.h"
#include "../include/_lnk_itr.h"
#include "../include/record.h"
#include "../include/link.h"
enum SCANTYPE{NODELINK,LINKLINK,GENLR,LINKHOLES,INOUT};
#if 0 // Kicad does dot use wxWidgets lib when building the kbool library
// but uses wxWidgets. So WXUSINGDLL could be defined in makefiles
// but must not be used when building kbool
#if defined(WXUSINGDLL)
template class A2DKBOOLDLLEXP DL_Iter<Record*>;
#endif
#endif
class A2DKBOOLDLLEXP ScanBeam : public DL_List<Record*>
{
protected:
Bool_Engine* _GC;
public:
ScanBeam(Bool_Engine* GC);
~ScanBeam();
void SetType(Node* low,Node* high);
bool FindNew(SCANTYPE scantype,TDLI<KBoolLink>* _I, bool& holes );
bool RemoveOld(SCANTYPE scantype,TDLI<KBoolLink>* _I, bool& holes );
private:
bool ProcessHoles(bool atinsert,TDLI<KBoolLink>* _LI);
int Process_LinkToLink_Crossings(); // find crossings
int Process_PointToLink_Crossings();
int Process_LinkToLink_Flat(KBoolLine* flatline);
void SortTheBeam( bool backangle );
bool checksort();
bool writebeam();
void Calc_Ysp();
//int FindCloseLinksAndCross(TDLI<KBoolLink>* _I,Node* _lowf);
void Generate_INOUT(int graphnumber);
Node* _low;
DL_Iter<Record*> _BI;
int lastinserted;
BEAM_TYPE _type;
};
#endif