assvg_polygon_buf()

static size_t assvg_polygon_buf ( const LWPOLY *  poly, char *  output, int  relative, int  precision  )

static

Definition at line 223 of file lwout_svg.c.

References LWPOLY::nrings, pointArray_svg_abs(), pointArray_svg_rel(), and LWPOLY::rings.

Referenced by assvg_geom_buf(), assvg_multipolygon_buf(), and assvg_polygon().

{
        int i;
        char *ptr=output;

        for (i=0; i<poly->nrings; i++)
        {
                if (i) ptr += sprintf(ptr, " ");        /* Space beetween each ring */
                ptr += sprintf(ptr, "M ");              /* Start path with SVG MoveTo */

                if (relative)
                {
                        ptr += pointArray_svg_rel(poly->rings[i], ptr, 0, precision);
                        ptr += sprintf(ptr, " z");      /* SVG closepath */
                }
                else
                {
                        ptr += pointArray_svg_abs(poly->rings[i], ptr, 0, precision);
                        ptr += sprintf(ptr, " Z");      /* SVG closepath */
                }
        }

        return (ptr-output);
}

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