[Download font] On-the-fly downloading a font for LaTeX. #manim #latex #tex #fontspec #font #download #requests #xetex

20230916_fontload.py

class smileyFont(Scene):
    def construct(self):
        import requests
        import zipfile
        import re
        import io
        from pathlib import Path
        a=requests.get("https://github.com/atelier-anchor/smiley-sans/releases/download/v1.1.1/smiley-sans-v1.1.1.zip")
        z = zipfile.ZipFile(io.BytesIO(a.content))
        font_names = [name for name in z.namelist() if re.search('\.ttf$|\.otf$', name)]
        print(font_names)

        z.extractall(path="./fonts", members=font_names)
        for i,font_name in enumerate(font_names):

            MyTexTemplate = TexTemplate(
                tex_compiler="xelatex",
                output_format='.xdv',
            )
            MyTexTemplate.add_to_preamble(rf"\usepackage{{fontspec}}\setmainfont{{{font_names[1]}}}[Path=./fonts/]")
            tex = Tex(
                r"得意黑 abc",
                tex_template=MyTexTemplate,
                color = BLUE,
            ).scale(2).move_to([0,3-i,0], aligned_edge=LEFT)
            self.add(tex)
            fname = Text(font_name, font_size=36).move_to([0,3-i,0], aligned_edge=RIGHT)
            self.add(fname)

readme.md