static char *
asgeojson_multipolygon(GEOSGeom mpoly, char *srs, bbox3D *bbox, int precision)
{
char *output;
int size;
size = asgeojson_multipolygon_size(mpoly, srs, bbox, precision);
output = GDKmalloc(size);
asgeojson_multipolygon_buf(mpoly, srs, output, bbox, precision);
return output;
}
static char *
asgeojson_multipolygon(const LWMPOLY *mpoly, char *srs, GBOX *bbox, int precision)
{
char *output;
int size;
size = asgeojson_multipolygon_size(mpoly, srs, bbox, precision);
output = lwalloc(size);
asgeojson_multipolygon_buf(mpoly, srs, output, bbox, precision);
return output;
}
static size_t
asgeojson_geom_buf(GEOSGeom geom, char *output, bbox3D *bbox, int precision)
{
int type = GEOSGeomTypeId(geom)+1;
char *ptr=output;
switch (type)
{
case wkbPoint_mdb:
ptr += asgeojson_point_buf(geom, NULL, ptr, bbox, precision);
break;
case wkbLineString_mdb:
ptr += asgeojson_line_buf(geom, NULL, ptr, bbox, precision);
break;
case wkbPolygon_mdb:
ptr += asgeojson_poly_buf(geom, NULL, ptr, bbox, precision);
break;
case wkbMultiPoint_mdb:
ptr += asgeojson_multipoint_buf(geom, NULL, ptr, bbox, precision);
break;
case wkbMultiLineString_mdb:
ptr += asgeojson_multiline_buf(geom, NULL, ptr, bbox, precision);
break;
case wkbMultiPolygon_mdb:
ptr += asgeojson_multipolygon_buf(geom, NULL, ptr, bbox, precision);
break;
default:
if (bbox)
GDKfree(bbox);
assert(0);
}
return (ptr-output);
}
static size_t
asgeojson_geom_buf(const LWGEOM *geom, char *output, GBOX *bbox, int precision)
{
int type = geom->type;
char *ptr=output;
switch (type)
{
case POINTTYPE:
ptr += asgeojson_point_buf((LWPOINT*)geom, NULL, ptr, bbox, precision);
break;
case LINETYPE:
ptr += asgeojson_line_buf((LWLINE*)geom, NULL, ptr, bbox, precision);
break;
case POLYGONTYPE:
ptr += asgeojson_poly_buf((LWPOLY*)geom, NULL, ptr, bbox, precision);
break;
case MULTIPOINTTYPE:
ptr += asgeojson_multipoint_buf((LWMPOINT*)geom, NULL, ptr, bbox, precision);
break;
case MULTILINETYPE:
ptr += asgeojson_multiline_buf((LWMLINE*)geom, NULL, ptr, bbox, precision);
break;
case MULTIPOLYGONTYPE:
ptr += asgeojson_multipolygon_buf((LWMPOLY*)geom, NULL, ptr, bbox, precision);
break;
default:
if (bbox) lwfree(bbox);
lwerror("GeoJson: geometry not supported.");
}
return (ptr-output);
}