fonts.conf

<?xml version='1.0' encoding='UTF-8'?>
<!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
<fontconfig>
    add Farsi font preference
    <match target="font">
        <test name="lang" compare="contains">
            <string>fa</string>
        </test>
        <alias>
            <family>sans-serif</family>
            <prefer>
                <family>Vazir</family>
            </prefer>
        </alias>
    </match>
    Add generic family.
    <match target="pattern">
        <test name="family" qual="any">
            <string>emoji</string>
        </test>
        <edit binding="same" name="family" mode="assign">
            <string>Noto Color Emoji</string>
        </edit>
    </match>
    <!-- This adds Noto Color Emoji as a final fallback font for the default font families. -->
    <match target="pattern">
        <test name="family">
            <string>sans</string>
        </test>
        <edit name="family" mode="append">
            <string>Noto Color Emoji</string>
        </edit>
    </match>
    <match target="pattern">
        <test name="family">
            <string>serif</string>
        </test>
        <edit name="family" mode="append">
            <string>Noto Color Emoji</string>
        </edit>
    </match>
    <match target="pattern">
        <test name="family">
            <string>sans-serif</string>
        </test>
        <edit name="family" mode="append">
            <string>Noto Color Emoji</string>
        </edit>
    </match>
    <match target="pattern">
        <test name="family">
            <string>monospace</string>
        </test>
        <edit name="family" mode="append">
            <string>Noto Color Emoji</string>
        </edit>
    </match>
    <!-- Block Symbola from the list of fallback fonts. -->
    <selectfont>
        <rejectfont>
            <pattern>
                <patelt name="family">
                    <string>Symbola</string>
                </patelt>
            </pattern>
        </rejectfont>
    </selectfont>
    <dir>~/.fonts</dir>
    <match target="font">
        <edit name="rgba" mode="assign">
            <const>rgb</const>
        </edit>
    </match>
    <match target="font">
        <edit name="hinting" mode="assign">
            <bool>true</bool>
        </edit>
    </match>
    <match target="font">
        <edit name="hintstyle" mode="assign">
            <const>hintslight</const>
        </edit>
    </match>
    <match target="font">
        <edit name="antialias" mode="assign">
            <bool>true</bool>
        </edit>
    </match>
</fontconfig>