As a team, we use asciitosvg in our documentation wiki to generate beautiful diagrams : https://github.com/dhobsd/asciitosvg
I'd like to draw those using artistmode, but the shapes are slightly different. For instance, rectangle squares are '#', and not '+'
Is there a way to configure a new shape in artistmode ?
+
character. Fixing this in the PHP version would've required a rewrite, and I'm still surprised I managed to put 2.5k lines of PHP together into something marginally useful in the first place. I'm not offering this as a solution, because I don't know anything about emacs, and this doesn't answer your specific question. But perhaps you can elide this issue completely using github.com/asciitosvg/asciitosvg.