RArcInfo (version 0.3)

get.txtdata: Function for importing the contents of an TXT file into R

Description

This function reads and imports into R the contents of a file of annotations (TXT).

Usage

get.arcdata(datadir, coverage, filename="txt.adf")

Arguments

datadir

Directory under which all the coverages and a directory called 'info' are.

coverage

The name of the coverage we want to work with.

filename

The name of the file in the coverage directory that stores the data. By default, it is called 'txt.dat'.

Value

• This function returns a list with two elements. The first one is a dataframe with the next columns:
• TxtID
  This field identifies the anotation.
• UserID
  Identifier defined by the user.
• Level
  I don't know what this exactly means. Please, help me to fix this.
• NVerticesLine
  Number of vertices pairs that are valid.
• NVerticesArrow
  I don't know what this exactly means. Please, help me to fix this.
• Text
  Some text related to the annotation.
• The second element in the list is another list containing the vertices related the annotation. For each annotation there are two vectors, for the X and Y coordinates.

References

More information about this kind of data can be found at http://pages.infinit.net/danmo/e00/docs/v7_bin_cover.html.