mirror of
https://git.osgeo.org/gitea/postgis/postgis
synced 2024-10-24 17:12:35 +00:00
55 lines
1.9 KiB
C
55 lines
1.9 KiB
C
#include "liblwgeom_internal.h"
|
|
|
|
/*
|
|
* Coordinate object to hold information about last coordinate temporarily.
|
|
* We need to know how many dimensions there are at any given time.
|
|
*/
|
|
typedef struct
|
|
{
|
|
uint8_t flags;
|
|
double x;
|
|
double y;
|
|
double z;
|
|
double m;
|
|
}
|
|
POINT;
|
|
|
|
/*
|
|
* Global that holds the final output geometry for the WKT parser.
|
|
*/
|
|
extern LWGEOM_PARSER_RESULT global_parser_result;
|
|
extern const char *parser_error_messages[];
|
|
|
|
/*
|
|
* Prototypes for the lexer
|
|
*/
|
|
extern void wkt_lexer_init(char *str);
|
|
extern void wkt_lexer_close(void);
|
|
|
|
|
|
/*
|
|
* Functions called from within the bison parser to construct geometries.
|
|
*/
|
|
int wkt_lexer_read_srid(char *str);
|
|
POINT wkt_parser_coord_2(double c1, double c2);
|
|
POINT wkt_parser_coord_3(double c1, double c2, double c3);
|
|
POINT wkt_parser_coord_4(double c1, double c2, double c3, double c4);
|
|
POINTARRAY* wkt_parser_ptarray_add_coord(POINTARRAY *pa, POINT p);
|
|
POINTARRAY* wkt_parser_ptarray_new(POINT p);
|
|
LWGEOM* wkt_parser_point_new(POINTARRAY *pa, char *dimensionality);
|
|
LWGEOM* wkt_parser_linestring_new(POINTARRAY *pa, char *dimensionality);
|
|
LWGEOM* wkt_parser_circularstring_new(POINTARRAY *pa, char *dimensionality);
|
|
LWGEOM* wkt_parser_triangle_new(POINTARRAY *pa, char *dimensionality);
|
|
LWGEOM* wkt_parser_polygon_new(POINTARRAY *pa, char dimcheck);
|
|
LWGEOM* wkt_parser_polygon_add_ring(LWGEOM *poly, POINTARRAY *pa, char dimcheck);
|
|
LWGEOM* wkt_parser_polygon_finalize(LWGEOM *poly, char *dimensionality);
|
|
LWGEOM* wkt_parser_curvepolygon_new(LWGEOM *ring);
|
|
LWGEOM* wkt_parser_curvepolygon_add_ring(LWGEOM *poly, LWGEOM *ring);
|
|
LWGEOM* wkt_parser_curvepolygon_finalize(LWGEOM *poly, char *dimensionality);
|
|
LWGEOM* wkt_parser_compound_add_geom(LWGEOM *col, LWGEOM *geom);
|
|
LWGEOM* wkt_parser_collection_new(LWGEOM *geom);
|
|
LWGEOM* wkt_parser_collection_add_geom(LWGEOM *col, LWGEOM *geom);
|
|
LWGEOM* wkt_parser_collection_finalize(int lwtype, LWGEOM *col, char *dimensionality);
|
|
void wkt_parser_geometry_new(LWGEOM *geom, int srid);
|
|
|