Function msDrawPieSlice

maprendering.c:923–939

}

int msDrawPieSlice(symbolSetObj *symbolset, imageObj *image, pointObj *p, styleObj *style, double radius, double start, double end) {

   shapeObj *circle;
   double center_x = p->x;
   double center_y = p->y;
   if (!image) return MS_FAILURE;
   if(style->offsetx>0) {
      center_x+=style->offsetx*cos(((-start-end)*MS_PI/360.));
      center_y-=style->offsetx*sin(((-start-end)*MS_PI/360.));
   }
   circle = msRasterizeArc(center_x, center_y, radius, start, end, 1);
   if (!circle) return MS_FAILURE;
   msDrawShadeSymbol(symbolset, image, circle, style, 1.0);
   msFreeShape(circle);
   msFree(circle);
   return MS_SUCCESS;
}