PostGIS  2.5.0dev-r@@SVN_REVISION@@
static LWGEOM* parse_gml_mpoly ( xmlNodePtr  xnode,
bool *  hasz,
int *  root_srid 
)
static

Parse GML MultiPolygon (2.1.2, 3.1.1)

Definition at line 1618 of file lwgeom_in_gml.c.

References get_xlink_node(), is_gml_namespace(), is_xlink(), lwcollection_construct_empty(), lwmpoly_add_lwpoly(), MULTIPOLYGONTYPE, parse_gml(), parse_gml_srs(), struct_gmlSrs::srid, and SRID_UNKNOWN.

Referenced by parse_gml().

1619 {
1620  gmlSrs srs;
1621  xmlNodePtr xa;
1622  LWGEOM *geom = NULL;
1623 
1624  if (is_xlink(xnode)) xnode = get_xlink_node(xnode);
1625 
1626  parse_gml_srs(xnode, &srs);
1627  if (*root_srid == SRID_UNKNOWN && srs.srid != SRID_UNKNOWN)
1628  *root_srid = srs.srid;
1629 
1630  geom = (LWGEOM *)lwcollection_construct_empty(MULTIPOLYGONTYPE, *root_srid, 1, 0);
1631 
1632  if (xnode->children == NULL)
1633  return geom;
1634 
1635  for (xa = xnode->children ; xa != NULL ; xa = xa->next)
1636  {
1637  /* MultiPolygon/polygonMember */
1638  if (xa->type != XML_ELEMENT_NODE) continue;
1639  if (!is_gml_namespace(xa, false)) continue;
1640  if (strcmp((char *) xa->name, "polygonMember")) continue;
1641  if (xa->children != NULL)
1642  geom = (LWGEOM*)lwmpoly_add_lwpoly((LWMPOLY*)geom,
1643  (LWPOLY*)parse_gml(xa->children, hasz, root_srid));
1644  }
1645 
1646  return geom;
1647 }
static void parse_gml_srs(xmlNodePtr xnode, gmlSrs *srs)
Parse gml srsName attribute.
static LWGEOM * parse_gml(xmlNodePtr xnode, bool *hasz, int *root_srid)
Parse GML.
static xmlNodePtr get_xlink_node(xmlNodePtr xnode)
Return a xmlNodePtr on a node referenced by a XLink or NULL otherwise.
#define SRID_UNKNOWN
Unknown SRID value.
Definition: liblwgeom.h:187
static bool is_xlink(xmlNodePtr node)
Return true if current node contains a simple XLink Return false otherwise.
#define MULTIPOLYGONTYPE
Definition: liblwgeom.h:89
static bool is_gml_namespace(xmlNodePtr xnode, bool is_strict)
Return false if current element namespace is not a GML one Return true otherwise. ...
LWCOLLECTION * lwcollection_construct_empty(uint8_t type, int srid, char hasz, char hasm)
Definition: lwcollection.c:94
LWMPOLY * lwmpoly_add_lwpoly(LWMPOLY *mobj, const LWPOLY *obj)
Definition: lwmpoly.c:47

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