On Mon, 2008-09-29 at 01:05 -0700, Funny Perl wrote:
> I just start to learn perl on GD graph. My OS is Linux.
> 
> I got a example, but how can I display the graph on the screen ? use
> Gtk2 or something else?

The quickest way is to use system and the open command for your desktop.
For GNOME, there is gnome-open, gopen, and openapp.

my $file = 'some_name.png';
open my $fh, '>:raw', $file or die "cannot open $file: $!\n";
print $fh $gd->png() or die "cannot print to $file: $!\n";
close $fh or die "cannot close $file: $!\n";
system( "gnome-open $file" );


See:
  perldoc -f binmode
  perldoc -f system
  man gnome-open
  man gopen
  man openapp

You can also use a web browser.  Make sure you use the file's full path.

use Cwd;
my $dir = cwd();
system( "firefox $dir/$file" );


-- 
Just my 0.00000002 million dollars worth,
  Shawn

Linux is obsolete.
-- Andrew Tanenbaum


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