Determines the X (longitude) and Y (latitude) data range of the entities in a shapefile.
Utilities, Map Projections
FANNING SOFTWARE CONSULTING:: David W. Fanning 1645 Sheely Drive Fort Collins, CO 80526 USA Phone: 970-221-0438 E-mail: david@idlcoyote.com Coyote's Guide to IDL Programming: http://www.idlcoyote.com
shapeBoundary = cgShapeRange('states.shp')
A four-element array containing the extent of the entity data in the shapefile, in the order [xrange[0], yrange[0], xrange[1], yrange[1]].
shapefile: in, optional, type=string The name of the shapefile for which you wish to know the extent. If not provided, the user will be asked to pick a shapefile.
mean: out, optional, type=float A two-element float or double array giving the mean or average X value and the mean or average Y value of the entities in the shapefile, respectively median: out, optional, type=float A two-element float or double array giving the median X value and the median Y value of the entities in the shapefile, respectively xrange: out, optional, type=float A two-element float or double array giving the minimum and maximum extent of the shapefile entities in the X (longitude) direction, respectively yrange: out, optional, type=float A two-element float or double array giving the minimum and maximum extent of the shapefile entities in the Y (latitude) direction, respectively
Modification History:: Written by David W. Fanning by 29 August 2012.
Copyright (c) 2012, Fanning Software Consulting, Inc.