mi32/linerast.h

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#ifndef  INC_MI32_LINERAST_H
#define  INC_MI32_LINERAST_H

#ifndef  INC_MI32_STDDEFNS_H
#include <mi32/stddefns.h>
#endif

class POLYLINE;

class LINERASTERIZER2D {
   public:

   class SPAN {
      public:

         void Process (const INT32 colmin, const INT32 colmax, const INT32 lin) {v_Process(colmin, colmax, lin);}; 
         void ProcessSpan (const double x1, const double y1, const double x2, const double y2) {v_ProcessSpan (x1, y1, x2, y2);};

      private:

         virtual void v_Process (const INT32 colmin, const INT32 colmax, const INT32 lin) = 0; 
         virtual void v_ProcessSpan (const double x1, const double y1, const double x2, const double y2);
      };

   static void MakeScans (
      const POLYLINE& polyline,
      SPAN& span
      );

   private:
      // Not implemented
      LINERASTERIZER2D();
      ~LINERASTERIZER2D();
      LINERASTERIZER2D(const LINERASTERIZER2D&);

   };

class LINERASTERIZER3D {
   public:

   class SPAN {
      public:

         void ProcessCell (const double x1, const double y1, const double z1, const double x2, const double y2, const double z2) { v_ProcessCell(x1, y1, z1, x2, y2, z2); } 
         void ProcessSpan (const double x1, const double y1, const double z1, const double x2, const double y2, const double z2) { v_ProcessSpan (x1, y1, z1, x2, y2, z2); }

      private:

         virtual void v_ProcessCell (const double x1, const double y1, const double z1, const double x2, const double y2, const double z2) = 0; 
         virtual void v_ProcessSpan (const double x1, const double y1, const double z1, const double x2, const double y2, const double z2);
      };

   static void MakeScans (
      const POLYLINE& polyline,
      SPAN& span
      );

   private:
      // Not implemented
      LINERASTERIZER3D();
      ~LINERASTERIZER3D();
      LINERASTERIZER3D(const LINERASTERIZER3D&);

   };

#endif   

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