lib/gfxpoly/convert.h

   1 #ifndef __poly_convert_h__
   2 #define __poly_convert_h__
   3
   4 #include "../gfxdevice.h"
   5 #include "../gfxtools.h"
   6 #include "poly.h"
   7
   8 typedef struct _polywriter
   9 {
  10     void(*moveto)(struct _polywriter*, int32_t x, int32_t y);
  11     void(*lineto)(struct _polywriter*, int32_t x, int32_t y);
  12     void(*setgridsize)(struct _polywriter*, double g);
  13     void*(*finish)(struct _polywriter*);
  14     void*internal;
  15 } polywriter_t;
  16
  17 void gfxdrawer_target_poly(gfxdrawer_t*d, double gridsize);
  18
  19 void gfxpolywriter_init(polywriter_t*w);
  20 gfxpoly_t* gfxpoly_from_fill(gfxline_t*line, double gridsize);
  21 gfxpoly_t* gfxpoly_from_file(const char*filename, double gridsize);
  22 void gfxpoly_destroy(gfxpoly_t*poly);
  23
  24 gfxline_t*gfxline_from_gfxpoly(gfxpoly_t*poly);
  25 gfxline_t*gfxline_from_gfxpoly_updown(gfxpoly_t*poly); // preserves up/down
  26
  27 gfxline_t* gfxpoly_circular_to_evenodd(gfxline_t*line, double gridsize);
  28 gfxpoly_t* gfxpoly_createbox(double x1, double y1,double x2, double y2, double gridsize);
  29
  30 #endif //__poly_convert_h__