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geo.crs

Helper functions for identifying and manipulating Coordinate Reference Systems.

Helper functions for identifying and manipulating Coordinate Reference Systems.
raw docstring

create-transformclj

(create-transform c1 c2)

Creates a proj4j transform between two projection systems. c1 or c2 can be:

  • integers (which will be interpreted as that EPSG)
  • a string identifier for types EPSG:XXXX, ESRI:XXXX, WORLD:XXXX, NAD83:XXXX, or NAD27:XXXX
  • proj4 string.
Creates a proj4j transform between two projection systems.
c1 or c2 can be:
 - integers (which will be interpreted as that EPSG)
 - a string identifier for types EPSG:XXXX, ESRI:XXXX, WORLD:XXXX, NAD83:XXXX, or NAD27:XXXX
 - proj4 string.
sourceraw docstring

crs-factoryclj

source

crs-name?clj

(crs-name? crs-str)

Check if input is a valid CRS name accepted by proj4j.

Accepted CRS names are in the forms: EPSG:xxxx, ESRI:xxxx, NAD83:xxxx, NAD27:xxx, or WORLD:xxxx.

Check if input is a valid CRS name accepted by proj4j.

Accepted CRS names are in the forms:
EPSG:xxxx, ESRI:xxxx, NAD83:xxxx, NAD27:xxx, or WORLD:xxxx.
sourceraw docstring

ctf-factoryclj

source

epsg-str->sridclj

(epsg-str->srid epsg)

Converts EPSG string to SRID, if possible.

Converts EPSG string to SRID, if possible.
sourceraw docstring

epsg-str?clj

source

includes?clj

(includes? string substring)
source

proj4-string?clj

(proj4-string? crs-str)

Check if input appears to be a proj4 string

Check if input appears to be a proj4 string
sourceraw docstring

srid->epsg-strclj

Convert an SRID integer to EPSG string.

Convert an SRID integer to EPSG string.
sourceraw docstring

starts-with?clj

(starts-with? string prefix)
source

valid-crs-prefixesclj

source

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