With the test case I've provided, I don't get any horizontal gaps, just vertical ones (and even those may be a side-effect of bug 1394914). In particular,
pango-view --font="Ubuntu Mono 48" --markup --text='<span fallback="false">──</span>'
gives me a solid horizontal line.
With the test case I've provided, I don't get any horizontal gaps, just vertical ones (and even those may be a side-effect of bug 1394914). In particular,
pango-view --font="Ubuntu Mono 48" --markup --text='<span fallback= "false" >──</span> '
gives me a solid horizontal line.