Data.Geolocation.GEOS.Imports

These are low-level FFI bindings for the GEOS C API derived from geos_c.h. These enable low-level access to the native functions for parts of the C API for which high-level wrappers do not yet exist.

For the high-level API, see Data.Geolocation.GEOS.

Documentation

newtype GEOSContextHandle_t

Wraps GEOSContextHandle_t

Constructors

GEOSContextHandle_t (Ptr GEOSContextHandle_t)

newtype GEOSGeometryPtr

Wraps GEOSGeometry*

Constructors

GEOSGeometryPtr (Ptr GEOSGeometryPtr)

newtype GEOSWKTReaderPtr

Wraps GEOSWKTReader*

Constructors

GEOSWKTReaderPtr (Ptr GEOSWKTReaderPtr)

newtype GEOSWKTWriterPtr

Wraps GEOSWKTWriter*

Constructors

GEOSWKTWriterPtr (Ptr GEOSWKTWriterPtr)

c_GEOSversion :: CString

Wraps GEOSversion

c_GEOSFree_r_CChar :: GEOSContextHandle_t -> Ptr CChar -> IO ()

Wraps GEOSFree_r specialized to const char*

c_initializeGEOSWithHandlers :: IO GEOSContextHandle_t

Wraps initializeGEOSWithHandlers helper function

c_uninitializeGEOS :: GEOSContextHandle_t -> IO ()

Wraps uninitializeGEOS helper function

c_getNoticeMessage :: IO CString

Wraps getNoticeMessage helper function

c_getErrorMessage :: IO CString

Wraps getErrorMessage helper function

c_GEOSGeom_destroy_r :: GEOSContextHandle_t -> GEOSGeometryPtr -> IO ()

Wraps GEOSGeom_destroy_r

c_GEOSWKTReader_create_r :: GEOSContextHandle_t -> IO GEOSWKTReaderPtr

Wraps GEOSWKTReader_create_r

c_GEOSWKTReader_destroy_r :: GEOSContextHandle_t -> GEOSWKTReaderPtr -> IO ()

Wraps GEOSWKTReader_destroy_r

c_GEOSWKTReader_read_r :: GEOSContextHandle_t -> GEOSWKTReaderPtr -> CString -> IO GEOSGeometryPtr

Wraps GEOSWKTReader_read_r

c_GEOSWKTWriter_create_r :: GEOSContextHandle_t -> IO GEOSWKTWriterPtr

Wraps GEOSWKTWriter_create_r

c_GEOSWKTWriter_destroy_r :: GEOSContextHandle_t -> GEOSWKTWriterPtr -> IO ()

Wraps GEOSWKTWriter_destroy_r

c_GEOSWKTWriter_write_r :: GEOSContextHandle_t -> GEOSWKTWriterPtr -> GEOSGeometryPtr -> IO CString

Wraps GEOSWKTWriter_write_r

c_GEOSIntersection_r :: GEOSContextHandle_t -> GEOSGeometryPtr -> GEOSGeometryPtr -> IO GEOSGeometryPtr

Wraps GEOSIntersection_r