'''''Tiled-Scrolling-canvas'''''

'''NAME'''
   tscanvas - an extension of the canvas widget 
'''VERSION'''
   1.0
'''SYNOPSIS'''
   tscanvas pathName ?options? 
'''INTRODUCTION'''
  tscanvas (Tiled-Scrolling-canvas) is an extension of the canvas widget.
  A Tiled-Scrolling-canvas is simply a canvas with an image item acting as background.
  Horizontal and vertical scrollbars are provided by default.
'''STANDARD OPTIONS'''
   all "canvas" options are supported.
'''TSCANVAS-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.
  -hscrollside _side_
    Specifies where to place the horizontal scrollbar.
    _side_ can be: "top","bottom","none" .
    Default is "bottom".
  -vscrollside _side_
    Specifies where to place the vertical scrollbar.
    _side_ can be: "left","right","none" .
    Default is "right".
'''WIDGET COMMANDS'''
   .. all "canvas" widget commands are supported.
'''EXTENDED COMMANDS'''
   pathName clean
    delete all items on canvas (leaving the background-image intact)
   pathName frame cget _option_
    queries the "container" frame (i.e. the frame containing the 'primitive' 
    canvas and the two scrollbars) and returns the configuration option 
    given by _option_.
    Option may have any of the values accepted by the frame command.
   pathName frame configure ?_option_ ?_value_ _option_ _value_ ...?
    queries or modifies the "container" frame (i.e. the frame containing 
    the 'primitive' canvas and the two scrollbars).
    _option_ and _value_ may have any of the values accepted by the frame 
    command.

'''''Read more:'''''
   * README.txt   [http://web.tiscali.it/irrational/tcl/tscanvas1.0/README.txt]
   * tscanvas.txt [http://web.tiscali.it/irrational/tcl/tscanvas1.0/tcanvas.txt]

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[http://web.tiscali.it/irrational/tcl/tscanvas1.0/demo.gif]
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'''Download:'''
   * tscanvas1.0.zip [http://web.tiscali.it/irrational/tcl/archive/tscanvas1.0.zip]