"fill-rule: evenodd" causing holes in glyphs

[Jo Liss]

Selecting "Source Code Pro" and Variant 500, and setting Text to "4", there's a hole in the glyph where the strokes overlap:

At first blush, this seems to be because the <g> element has fill-rule="evenodd" set. Changing it to the default fill-rule="nonzero" fixes the issue:

P.S. Love this tool, thanks for creating it!

[Dan Marshall]

Thanks for pointing this out! It seems that some fonts have degenerate outlines, we should add a fill-rule checkbox.