PostGIS  2.3.7dev-r@@SVN_REVISION@@
static void lwpoly_to_wkt_sb ( const LWPOLY poly,
stringbuffer_t sb,
int  precision,
uint8_t  variant 
)
static

Definition at line 169 of file lwout_wkt.c.

References dimension_qualifiers_to_wkt_sb(), empty_to_wkt_sb(), lwpoly_is_empty(), LWPOLY::nrings, ptarray_to_wkt_sb(), LWPOLY::rings, stringbuffer_append(), and WKT_NO_TYPE.

Referenced by lwgeom_to_wkt_sb(), lwmpoly_to_wkt_sb(), lwmsurface_to_wkt_sb(), and lwpsurface_to_wkt_sb().

170 {
171  int i = 0;
172  if ( ! (variant & WKT_NO_TYPE) )
173  {
174  stringbuffer_append(sb, "POLYGON"); /* "POLYGON" */
176  }
177  if ( lwpoly_is_empty(poly) )
178  {
179  empty_to_wkt_sb(sb);
180  return;
181  }
182 
183  stringbuffer_append(sb, "(");
184  for ( i = 0; i < poly->nrings; i++ )
185  {
186  if ( i > 0 )
187  stringbuffer_append(sb, ",");
188  ptarray_to_wkt_sb(poly->rings[i], sb, precision, variant);
189  }
190  stringbuffer_append(sb, ")");
191 }
uint8_t variant
Definition: cu_in_twkb.c:26
static void dimension_qualifiers_to_wkt_sb(const LWGEOM *geom, stringbuffer_t *sb, uint8_t variant)
Definition: lwout_wkt.c:39
POINTARRAY ** rings
Definition: liblwgeom.h:456
uint8_t precision
Definition: cu_in_twkb.c:25
#define WKT_NO_TYPE
Well-Known Text (WKT) Output Variant Types.
int lwpoly_is_empty(const LWPOLY *poly)
Definition: lwpoly.c:403
int nrings
Definition: liblwgeom.h:454
static void ptarray_to_wkt_sb(const POINTARRAY *ptarray, stringbuffer_t *sb, int precision, uint8_t variant)
Definition: lwout_wkt.c:83
static void empty_to_wkt_sb(stringbuffer_t *sb)
Definition: lwout_wkt.c:69
void stringbuffer_append(stringbuffer_t *s, const char *a)
Append the specified string to the stringbuffer_t.
Definition: stringbuffer.c:134

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