Lat/Lon and Grid Projections API

Overview

To use these functions, the Coordinate System must be set under Settings >Drawing Setup.

Drawing X/Y to Lat/Lon
Converts a drawing coordinate to latitude and longitude.

Usage: (setq result (cf:lablat 8 x_val y_val is_dms))
x_val - Easting
y_val - Northing
is_dms - Optional parameter to control format of result (0-decimal degrees (default), 1=dd.mmss)
result - Function output containing list of latitude and longitude

Lat/Lon to Drawing X/Y
Converts latitude and longitude to a drawing coordinate.

Usage: (setq result (cf:lablat 9 lon_val latitude_val is_dms))
lon_val - Longitude
lat_val - Latitude
is_dms - Optional parameter to define format of input (0-decimal degrees (default), 1=dd.mmss)
result - Function output containing list of easting and northing