82 lines
2.3 KiB
C++
82 lines
2.3 KiB
C++
// file php_polygon_vertex.h
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// See comments in file php_polygon_vertex.cpp
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#ifndef PHP_POLYGON_VERTEX_H
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#define PHP_POLYGON_VERTEX_H
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#include "defs-macros.h"
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class vertex;
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class polygon;
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class segment
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{
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public:
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segment(double xc=0.0, double yc=0.0, int d=0 );
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double Xc(){ return m_xc; };
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double Yc(){ return m_yc; };
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int d(){ return m_d; };
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void setXc( double xc ){ m_xc = xc; };
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void setYc( double yc ){ m_yc = yc; };
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double m_xc, m_yc; // center of arc
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int m_d; // direction (-1=CW, 0=LINE, 1=CCW)
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};
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class vertex
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{
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public:
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vertex( double x, double y,
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double xc=0.0, double yc=0.0, double d=0.0,
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vertex * nextV=NULL, vertex * prevV=NULL,
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polygon * nextPoly=NULL,
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BOOL intersect=FALSE,
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vertex * neighbor=NULL,
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double alpha=0.0,
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BOOL entry=TRUE,
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BOOL checked=FALSE );
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~vertex();
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int id() { return m_id; };
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double X() { return m_x; };
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void setX( double x ) { m_x = x; };
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double Y() { return m_y; };
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void setY( double y ) { m_y = y; };
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double Xc ( BOOL g = TRUE );
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double Yc ( BOOL g = TRUE );
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double d ( BOOL g = TRUE );
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void setXc ( double xc ) { m_nSeg->setXc(xc); };
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void setYc ( double yc ) { m_nSeg->setYc(yc); };
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void setNext ( vertex* nextV ){ m_nextV = nextV; };
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vertex * Next (){ return m_nextV; };
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void setPrev ( vertex *prevV ){ m_prevV = prevV; };
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vertex * Prev (){ return m_prevV; };
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void setNseg ( segment * nSeg ){ m_nSeg = nSeg; };
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segment * Nseg (){ return m_nSeg; };
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void setPseg ( segment * pSeg ){ m_pSeg = pSeg; };
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segment * Pseg (){ return m_pSeg; };
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void setNextPoly ( polygon * nextPoly ){ m_nextPoly = nextPoly; };
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polygon * NextPoly (){ return m_nextPoly; };
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void setNeighbor ( vertex * neighbor ){ m_neighbor = neighbor; };
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vertex * Neighbor (){ return m_neighbor; };
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double Alpha (){ return m_alpha; };
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BOOL isIntersect (){ return m_intersect; };
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void setChecked( BOOL check = TRUE);
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BOOL isChecked () { return m_checked; };
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void setEntry ( BOOL entry = TRUE){ m_entry = entry; }
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BOOL isEntry (){ return m_entry; };
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double m_x, m_y; // coords
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vertex * m_nextV; // links to next and prev vertices
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vertex * m_prevV; // links to next and prev vertices
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segment * m_nSeg, * m_pSeg; // links to next and prev segments
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polygon * m_nextPoly;
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BOOL m_intersect;
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vertex * m_neighbor;
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double m_alpha;
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BOOL m_entry;
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BOOL m_checked;
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int m_id;
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};
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#endif // ifndef PHP_POLYGON_VERTEX_H
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