wkt_parser 2.0.0

Wkt-parser is a Dart version of proj4js/wkt-parser. With wkt-parser you can parse a WKT projection string (OGC, ESRI) into json that proj4dart can consume.

example/main.dart

import 'package:wkt_parser/wkt_parser.dart' as wkt_parser;

void main() {
  // WKT CRS string
  var wktText =
      'PROJCS["WGS 84 / Pseudo-Mercator",GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4326"]],PROJECTION["Mercator_1SP"],PARAMETER["central_meridian",0],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["X",EAST],AXIS["Y",NORTH],EXTENSION["PROJ4","+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 +wktext  +no_defs"],AUTHORITY["EPSG","3857"]]';
  // Parsed object of type WKT
  var output = wkt_parser.parseWKT(wktText);
  // This returns a JSON encoded string of the WKT
  print(output.toString());
}