PostGIS  2.2.8dev-r@@SVN_REVISION@@

◆ parse_gml_mpoint()

static LWGEOM* parse_gml_mpoint ( xmlNodePtr  xnode,
bool *  hasz,
int *  root_srid 
)
static

Parse gml:MultiPoint (2.1.2, 3.1.1)

Definition at line 1477 of file lwgeom_in_gml.c.

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

Referenced by parse_gml().

1478 {
1479  gmlSrs srs;
1480  xmlNodePtr xa, xb;
1481  LWGEOM *geom = NULL;
1482 
1483  if (is_xlink(xnode)) xnode = get_xlink_node(xnode);
1484 
1485  parse_gml_srs(xnode, &srs);
1486  if (*root_srid == SRID_UNKNOWN && srs.srid != SRID_UNKNOWN)
1487  *root_srid = srs.srid;
1488 
1489  geom = (LWGEOM *)lwcollection_construct_empty(MULTIPOINTTYPE, *root_srid, 1, 0);
1490 
1491  if (xnode->children == NULL)
1492  return geom;
1493 
1494  for (xa = xnode->children ; xa != NULL ; xa = xa->next)
1495  {
1496  /* MultiPoint/pointMember */
1497  if (xa->type != XML_ELEMENT_NODE) continue;
1498  if (!is_gml_namespace(xa, false)) continue;
1499  if (!strcmp((char *) xa->name, "pointMembers"))
1500  {
1501  for (xb = xa->children ; xb != NULL ; xb = xb->next)
1502  {
1503  if (xb != NULL)
1504  geom = (LWGEOM*)lwmpoint_add_lwpoint((LWMPOINT*)geom,
1505  (LWPOINT*)parse_gml(xb, hasz, root_srid));
1506  }
1507  }
1508  else if (!strcmp((char *) xa->name, "pointMember"))
1509  {
1510  if (xa->children != NULL)
1511  geom = (LWGEOM*)lwmpoint_add_lwpoint((LWMPOINT*)geom,
1512  (LWPOINT*)parse_gml(xa->children, hasz, root_srid));
1513  }
1514  }
1515 
1516  return geom;
1517 }
static void parse_gml_srs(xmlNodePtr xnode, gmlSrs *srs)
Parse gml srsName attribute.
#define MULTIPOINTTYPE
Definition: liblwgeom.h:73
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:172
static bool is_xlink(xmlNodePtr node)
Return true if current node contains a simple XLink Return false otherwise.
LWMPOINT * lwmpoint_add_lwpoint(LWMPOINT *mobj, const LWPOINT *obj)
Definition: lwmpoint.c:32
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
Here is the call graph for this function:
Here is the caller graph for this function: