Commit 1c2c6946 authored by Andreas Hocevar's avatar Andreas Hocevar
Browse files

Make WGS84 and EPSG:4326 aliases

parent ba05cb51

README.md

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@@ -95,8 +95,8 @@ proj4('EPSG:4326'); 


instead of writing out the whole proj definition, by default proj4 has the following projections predefined:



- 'EPSG:4326', which has the following alias

    - 'WGS84'

- 'EPSG:4326'

- 'EPSG:4269'

- 'EPSG:3857', which has the following aliases

    - 'EPSG:3785'

lib/global.js

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module.exports = function(defs) {

  defs('WGS84', "+title=WGS 84 (long/lat) +proj=longlat +ellps=WGS84 +datum=WGS84 +units=degrees");

  defs('EPSG:4326', "+title=WGS 84 (long/lat) +proj=longlat +ellps=WGS84 +datum=WGS84 +units=degrees");

  defs('EPSG:4269', "+title=NAD83 (long/lat) +proj=longlat +a=6378137.0 +b=6356752.31414036 +ellps=GRS80 +datum=NAD83 +units=degrees");

  defs('EPSG:3857', "+title=WGS 84 / Pseudo-Mercator +proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +no_defs");



  defs.WGS84 = defs['EPSG:4326'];

  defs['EPSG:3785'] = defs['EPSG:3857']; // maintain backward compat, official code is 3857

  defs.GOOGLE = defs['EPSG:3857'];

  defs['EPSG:900913'] = defs['EPSG:3857'];