$mygraph->set_title_font('/fonts/arial.tf', 24);

What do you get if you add this to the top of your program: 

print 'Font ', -f '/fonts/arial.tf' ? 'found' : 'not found';

[download]

Isn't the usual extension '.ttf', or is that only on Windows?

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In reply to Re: How do I change font on GD graph title, x_label, y_label by BrowserUk
in thread How do I change font on GD graph title, x_label, y_label by rakheek

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