130161/ice.i

   1 struct displayfuncs {
   2         void (*init) ();
   3 } funcs;
   4 struct gpsdisplay {
   5         struct displayfuncs *funcs;
   6 };
   7 static void PSMyArc(double cx, double cy, double radx, double rady, double sa,
   8                     double ta)
   9 {
  10         double ea;
  11         double temp;
  12         ea = sa + ta;
  13         while (sa < ea) {
  14                 temp = ((sa + 90) / 90) * 90;
  15                 PSDoArc(cx, sa, ea < temp ? ea : temp);
  16                 sa = temp;
  17         }
  18 }
  19 static void PSDrawElipse()
  20 {
  21         float cx;
  22         float cy;
  23         float radx;
  24         float rady;
  25         if (radx != rady)
  26                 PSMyArc(cx, cy, radx, rady, 0, 360);
  27 }
  28 static void PSDrawFillCircle()
  29 {
  30         PSDrawElipse();
  31 }
  32 static struct displayfuncs psfuncs[] = {
  33         PSDrawFillCircle
  34 };
  35 void _GPSDraw_CreateDisplay()
  36 {
  37         struct gpsdisplay *gdisp;
  38         gdisp->funcs = (void *)&psfuncs;
  39 }