RSurvey (version 0.9.3)

SetCrs: GUI: Coordinate Reference System

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.

See Also

CRS, checkCRSArgs

Examples

# NOT RUN {
  SetCrs("+init=epsg:4326")
# }
# NOT RUN {
# }