PostGIS  2.1.10dev-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 1610 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().

1611 {
1612  gmlSrs srs;
1613  xmlNodePtr xa;
1614  LWGEOM *geom = NULL;
1615 
1616  if (is_xlink(xnode)) xnode = get_xlink_node(xnode);
1617 
1618  parse_gml_srs(xnode, &srs);
1619  if (*root_srid == SRID_UNKNOWN && srs.srid != SRID_UNKNOWN)
1620  *root_srid = srs.srid;
1621 
1622  geom = (LWGEOM *)lwcollection_construct_empty(MULTIPOLYGONTYPE, *root_srid, 1, 0);
1623 
1624  if (xnode->children == NULL)
1625  return geom;
1626 
1627  for (xa = xnode->children ; xa != NULL ; xa = xa->next)
1628  {
1629  /* MultiPolygon/polygonMember */
1630  if (xa->type != XML_ELEMENT_NODE) continue;
1631  if (!is_gml_namespace(xa, false)) continue;
1632  if (strcmp((char *) xa->name, "polygonMember")) continue;
1633  if (xa->children != NULL)
1635  (LWPOLY*)parse_gml(xa->children, hasz, root_srid));
1636  }
1637 
1638  return geom;
1639 }
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.
LWGEOM * geom
#define SRID_UNKNOWN
Unknown SRID value.
Definition: liblwgeom.h:154
static bool is_xlink(xmlNodePtr node)
Return true if current node contains a simple XLink Return false otherwise.
#define MULTIPOLYGONTYPE
Definition: liblwgeom.h:65
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:81
LWMPOLY * lwmpoly_add_lwpoly(LWMPOLY *mobj, const LWPOLY *obj)
Definition: lwmpoly.c:34

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