'''NAME'''
   tcanvas - an extension of the canvas widget 
'''VERSION'''
   1.0
'''SYNOPSIS'''
   tcanvas pathName ?options? 
'''INTRODUCTION'''
   tcanvas (Tiled-canvas) is an extension of the canvas widget.
   A Tiled-canvas is simply a canvas with an image item acting as background.
'''STANDARD OPTIONS'''
   all "canvas" options are supported.
'''TCANVAS-SPECIFIC OPTIONS''' 
  -bgimage _image_
    Specifies an image to display as background, which must have been created 
    with the "image create" command. 
    If _image_ is the empty string, the background is disabled
  -bgzoom _n_
    _n_ is an integer value (default 1). With this option, each pixel in the
    source image will be expanded into a block of n x n pixels.
  -bgmargin _n_
    _n_ is an integer value ( _n_ >= 0 ; default is 0).
    the background image will cover all the canvas visible surface,
    leaving a margin of _n_ pixels.
'''WIDGET COMMANDS'''
   .. all "canvas" widget commands are supported.
'''EXTENDED COMMANDS'''
   pathName clean
      delete all items on canvas (leaving the background-image intact)

'''''Read more:'''''
   * README.txt [http://web.tiscali.it/irrational/tcl/tcanvas1.0/README.txt]
   * tcanvas.txt [http://web.tiscali.it/irrational/tcl/tcanvas1.0/tcanvas.txt]

----
[http://web.tiscali.it/irrational/tcl/tcanvas1.0/demo.gif]
----

'''Download:'''
   * tcanvas1.0.zip [http://web.tiscali.it/irrational/tcl/archive/tcanvas1.0.zip]