To find the canvas coordinate that is currently being displayed at the top left corner of the canvas window, use:

my $canvasTLx = $canvas->canvasx( 0 );
my $canvasTLy = $canvas->canvasy( 0 );

[download]

See also the -confine & -scrollregion options to the canvas widget.

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re: getting visible area of Tk::Scrolled? by BrowserUk
in thread getting visible area of Tk::Scrolled? by halley

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