PostGIS  2.1.10dev-r@@SVN_REVISION@@
static LWGEOM* parse_gml_mline ( xmlNodePtr  xnode,
bool *  hasz,
int *  root_srid 
)
static

Parse gml:MultiLineString (2.1.2, 3.1.1)

Definition at line 1528 of file lwgeom_in_gml.c.

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

Referenced by parse_gml().

1529 {
1530  gmlSrs srs;
1531  xmlNodePtr xa;
1532  LWGEOM *geom = NULL;
1533 
1534  if (is_xlink(xnode)) xnode = get_xlink_node(xnode);
1535 
1536  parse_gml_srs(xnode, &srs);
1537  if (*root_srid == SRID_UNKNOWN && srs.srid != SRID_UNKNOWN)
1538  *root_srid = srs.srid;
1539 
1540  geom = (LWGEOM *)lwcollection_construct_empty(MULTILINETYPE, *root_srid, 1, 0);
1541 
1542  if (xnode->children == NULL)
1543  return geom;
1544 
1545  for (xa = xnode->children ; xa != NULL ; xa = xa->next)
1546  {
1547  /* MultiLineString/lineStringMember */
1548  if (xa->type != XML_ELEMENT_NODE) continue;
1549  if (!is_gml_namespace(xa, false)) continue;
1550  if (strcmp((char *) xa->name, "lineStringMember")) continue;
1551  if (xa->children != NULL)
1553  (LWLINE*)parse_gml(xa->children, hasz, root_srid));
1554  }
1555 
1556  return geom;
1557 }
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.
LWMLINE * lwmline_add_lwline(LWMLINE *mobj, const LWLINE *obj)
Definition: lwmline.c:33
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.
static bool is_gml_namespace(xmlNodePtr xnode, bool is_strict)
Return false if current element namespace is not a GML one Return true otherwise. ...
#define MULTILINETYPE
Definition: liblwgeom.h:64
LWCOLLECTION * lwcollection_construct_empty(uint8_t type, int srid, char hasz, char hasm)
Definition: lwcollection.c:81

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