PostGIS  2.2.7dev-r@@SVN_REVISION@@
static size_t asgeojson_collection_size ( const LWCOLLECTION col,
char *  srs,
GBOX bbox,
int  precision 
)
static

Collection Geometry.

Definition at line 524 of file lwout_geojson.c.

References asgeojson_bbox_size(), asgeojson_geom_size(), asgeojson_srs_size(), LWCOLLECTION::flags, FLAGS_GET_Z, LWCOLLECTION::geoms, and LWCOLLECTION::ngeoms.

Referenced by asgeojson_collection().

525 {
526  int i;
527  int size;
528  LWGEOM *subgeom;
529 
530  size = sizeof("{'type':'GeometryCollection',");
531  if (srs) size += asgeojson_srs_size(srs);
532  if (bbox) size += asgeojson_bbox_size(FLAGS_GET_Z(col->flags), precision);
533  size += sizeof("'geometries':");
534 
535  for (i=0; i<col->ngeoms; i++)
536  {
537  subgeom = col->geoms[i];
538  size += asgeojson_geom_size(subgeom, NULL, precision);
539  }
540  size += sizeof(",") * i;
541  size += sizeof("]}");
542 
543  return size;
544 }
static size_t asgeojson_bbox_size(int hasz, int precision)
Handle Bbox.
uint8_t flags
Definition: liblwgeom.h:488
LWGEOM ** geoms
Definition: liblwgeom.h:493
uint8_t precision
Definition: cu_in_twkb.c:25
#define FLAGS_GET_Z(flags)
Macros for manipulating the 'flags' byte.
Definition: liblwgeom.h:124
static size_t asgeojson_geom_size(const LWGEOM *geom, GBOX *bbox, int precision)
static size_t asgeojson_srs_size(char *srs)
Handle SRS.
Definition: lwout_geojson.c:81

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