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tkgeomap(n)              Tcl Extensions tkgeomap_procs             tkgeomap(n)

NAME
       xytolatlon, latlontoxy - supplementary procedures for geomap_lnarr and
       geomap_place items.

VERSION
       2

SYNOPSIS
       package require tkgeomap_procs ?2?
       geomap::xytolatlon cvs tagOrId x y
       geomap::latlontoxy cvs tagOrId {lat lon}

DESCRIPTION
       The tkgeomap_procs package provides procedures to use with geomap_lnarr
       and geomap_place canvas items.  See the tkgeomap (n) man page for
       information about these items.

COMMANDS
       geomap::xytolatlon cvs tagOrId x y
              This procedure returns the {lat lon} at the point with canvas
              coordinates x y using the reference point, projection, scale and
              rotation from the item given by tagOrId in canvas cvs.  The item
              must be a geomap_lnarr or geomap_place item.

       geomap::latlontoxy cvs tagOrId {lat lon}
              This procedure returns the canvas coordinates of the point at
              geographic location lat lon using the reference point,
              projection, scale and rotation from the item given by tagOrId in
              canvas cvs.  The item must be a geomap_lnarr or geomap_place
              item.

FILES
       These procedures are part of the tkgeomap_procs package, which is
       defined in file tkgeomap_procs.tcl of the tkgeomap installation.

AUTHOR
       Gordon Carrie <user0@tkgeomap.org>

Tk                                     2                           tkgeomap(n)