Function gmlWriteGeometry_GML2

mapgml.c:123–380

GML 2.1.2 */

/* GML 2.1.2 */
static int gmlWriteGeometry_GML2(FILE *stream, gmlGeometryListObj *geometryList, shapeObj *shape, const char *srsname, char *namespace, char *tab)  
{
  int i, j, k;
  int *innerlist, *outerlist, numouters;
  char *srsname_encoded = NULL;

  int geometry_aggregate_index, geometry_simple_index;
  char *geometry_aggregate_name = NULL, *geometry_simple_name = NULL;

  if(!stream) return(MS_FAILURE);
  if(!shape) return(MS_FAILURE);
  if(!tab) return(MS_FAILURE);
  if(!geometryList) return(MS_FAILURE);

  if(shape->numlines <= 0) return(MS_SUCCESS); /* empty shape, nothing to output */

  if(srsname)
    srsname_encoded = msEncodeHTMLEntities(srsname);

  /* feature geometry */
  switch(shape->type) {
  case(MS_SHAPE_POINT):
    geometry_simple_index = msGMLGeometryLookup(geometryList, "point");
    geometry_aggregate_index = msGMLGeometryLookup(geometryList, "multipoint");
    if(geometry_simple_index >= 0) geometry_simple_name = geometryList->geometries[geometry_simple_index].name;
    if(geometry_aggregate_index >= 0) geometry_aggregate_name = geometryList->geometries[geometry_aggregate_index].name;

    if((geometry_simple_index != -1 && shape->line[0].numpoints == 1 && shape->numlines == 1) ||
       (geometry_simple_index != -1 && geometry_aggregate_index == -1) ||
       (geometryList->numgeometries == 0 && shape->line[0].numpoints == 1 && shape->numlines == 1)) { /* write a Point(s) */

      for(i=0; i<shape->numlines; i++) {
        for(j=0; j<shape->line[i].numpoints; j++) {
          gmlStartGeometryContainer(stream, geometry_simple_name, namespace, tab);

          /* Point */
          if(srsname_encoded)
            msIO_fprintf(stream, "%s<gml:Point srsName=\"%s\">\n", tab, srsname_encoded);
          else
            msIO_fprintf(stream, "%s<gml:Point>\n", tab);
          msIO_fprintf(stream, "%s  <gml:coordinates>%f,%f</gml:coordinates>\n", tab, shape->line[i].point[j].x, shape->line[i].point[j].y);
          msIO_fprintf(stream, "%s</gml:Point>\n", tab);

          gmlEndGeometryContainer(stream, geometry_simple_name, namespace, tab);
        }
      }
    } else if((geometry_aggregate_index != -1) || (geometryList->numgeometries == 0)) { /* write a MultiPoint */
      gmlStartGeometryContainer(stream, geometry_aggregate_name, namespace, tab);

      /* MultiPoint */
      if(srsname_encoded)
        msIO_fprintf(stream, "%s<gml:MultiPoint srsName=\"%s\">\n", tab, srsname_encoded);
      else
        msIO_fprintf(stream, "%s<gml:MultiPoint>\n", tab);

      for(i=0; i<shape->numlines; i++) {
        for(j=0; j<shape->line[i].numpoints; j++) {
          msIO_fprintf(stream, "%s  <gml:pointMember>\n", tab);