Select Code to Download

my @box;                 # Tracks the IDs of each rectangle
my $viewable_width=400;  # How wide is the viewable Canvas?

    $sc[$i] = $tile[$i]->Scrolled('Canvas',
            -scrollbars => 'os',
...
            -height => 125,
            -background => randColor()
    )->pack(qw/-fill both -side top -expand 1/);

    $box[$i] = $sc[$i]->createRectangle($x, 50, $x+20, 90,
            -fill => randColor(),
...
            -width => 2,
            -tags => 'rect',
     );

sub AlignAll{
    my ($x1, $y1, $x2, $y2);
...
        $sc->xviewMoveto($newx);                    # Move Canvas obje
+ct
    }
}

$frame->Button(
   -text => " Zoom Out ",
...
        }
    }
)->pack(qw/-side left -padx 25/);