FontSubstitutionRule class

FontSubstitutionRule class

This is an abstract base class for the font substitution rule. To learn more, visit the Working with Fonts documentation article.

Properties

NameDescription
enabledSpecifies whether the rule is enabled or not.

Examples

Shows operating system-dependent font config substitution.

font_settings = aw.fonts.FontSettings()
font_config_substitution = font_settings.substitution_settings.font_config_substitution

# The FontConfigSubstitutionRule object works differently on Windows/non-Windows platforms.
# On Windows, it is unavailable.
if platform.system() == "Windows":
    self.assertFalse(font_config_substitution.enabled)
    self.assertFalse(font_config_substitution.is_font_config_available())
else:
    # On Linux/Mac, we will have access to it, and will be able to perform operations.
    self.assertTrue(font_config_substitution.enabled)
    self.assertTrue(font_config_substitution.is_font_config_available())

    font_config_substitution.reset_cache()

See Also