PostGIS  2.5.0beta2dev-r@@SVN_REVISION@@

◆ asgeojson_multiline_buf()

static size_t asgeojson_multiline_buf ( const LWMLINE mline,
char *  srs,
char *  output,
GBOX bbox,
int  precision 
)
static

Definition at line 416 of file lwout_geojson.c.

References asgeojson_bbox_buf(), asgeojson_srs_buf(), LWMLINE::flags, FLAGS_GET_Z, LWMLINE::geoms, LWMLINE::ngeoms, pointArray_to_geojson(), and LWLINE::points.

Referenced by asgeojson_geom_buf(), and asgeojson_multiline().

417 {
418  LWLINE *line;
419  uint32_t i;
420  char *ptr=output;
421 
422  ptr += sprintf(ptr, "{\"type\":\"MultiLineString\",");
423  if (srs) ptr += asgeojson_srs_buf(ptr, srs);
424  if (bbox) ptr += asgeojson_bbox_buf(ptr, bbox, FLAGS_GET_Z(mline->flags), precision);
425  ptr += sprintf(ptr, "\"coordinates\":[");
426 
427  for (i=0; i<mline->ngeoms; i++)
428  {
429  if (i) ptr += sprintf(ptr, ",");
430  ptr += sprintf(ptr, "[");
431  line = mline->geoms[i];
432  ptr += pointArray_to_geojson(line->points, ptr, precision);
433  ptr += sprintf(ptr, "]");
434  }
435 
436  ptr += sprintf(ptr, "]}");
437 
438  return (ptr - output);
439 }
static size_t asgeojson_srs_buf(char *output, char *srs)
unsigned int uint32_t
Definition: uthash.h:78
uint8_t flags
Definition: liblwgeom.h:480
uint8_t precision
Definition: cu_in_twkb.c:25
static size_t asgeojson_bbox_buf(char *output, GBOX *bbox, int hasz, int precision)
static size_t pointArray_to_geojson(POINTARRAY *pa, char *buf, int precision)
#define FLAGS_GET_Z(flags)
Macros for manipulating the &#39;flags&#39; byte.
Definition: liblwgeom.h:139
uint32_t ngeoms
Definition: liblwgeom.h:483
LWLINE ** geoms
Definition: liblwgeom.h:485
POINTARRAY * points
Definition: liblwgeom.h:424
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