SetCrs: GUI: Coordinate Reference System

In USGS-R/RSurvey: Geographic Information System Application

Description

A graphical user interface (GUI) for specifying PROJ.4 arguments associated with a coordinate reference system (CRS). The arguments must be entered exactly as in the PROJ.4 documentation, in particular there cannot be any white space in +<arg>=<value> strings, and successive such strings can only be separated by blanks.

Usage

SetCrs(crs = sp::CRS(as.character(NA)), parent = NULL)

Arguments

crs	CRS. Coordinate reference system described using PROJ.4 arguments.
parent	tkwin. GUI parent window

Value

Returns an updated value of the crs argument.

Author(s)

J.C. Fisher, U.S. Geological Survey, Idaho Water Science Center

See Also

CRS, checkCRSArgs

Examples

## Not run: 
  SetCrs("+init=epsg:4326")

## End(Not run)

USGS-R/RSurvey documentation built on May 9, 2019, 6:10 p.m.