Function afmFontProperty

lib/matplotlib/font_manager.py:628–695

Extract information from an AFM font file. Parameters ---------- fontpath : str The filename corresponding to *font*. font : AFM The AFM font file from which information will be extracted. Returns ------- `FontEntry` The extracted font prope

(fontpath, font)

def afmFontProperty(fontpath, font):
    """
    Extract information from an AFM font file.

    Parameters
    ----------
    fontpath : str
        The filename corresponding to *font*.
    font : AFM
        The AFM font file from which information will be extracted.

    Returns
    -------
    `FontEntry`
        The extracted font properties.
    """

    name = font.get_familyname()
    fontname = font.get_fontname().lower()

    #  Styles are: italic, oblique, and normal (default)

    if font.get_angle() != 0 or 'italic' in name.lower():
        style = 'italic'
    elif 'oblique' in name.lower():
        style = 'oblique'
    else:
        style = 'normal'

    #  Variants are: small-caps and normal (default)

    # !!!!  Untested
    if name.lower() in ['capitals', 'small-caps']:
        variant = 'small-caps'
    else:
        variant = 'normal'

    weight = font.get_weight().lower()
    if weight not in weight_dict:
        weight = 'normal'

    #  Stretch can be absolute and relative
    #  Absolute stretches are: ultra-condensed, extra-condensed, condensed,
    #    semi-condensed, normal, semi-expanded, expanded, extra-expanded,
    #    and ultra-expanded.
    #  Relative stretches are: wider, narrower
    #  Child value is: inherit
    if 'demi cond' in fontname:
        stretch = 'semi-condensed'
    elif any(word in fontname for word in ['narrow', 'cond']):
        stretch = 'condensed'
    elif any(word in fontname for word in ['wide', 'expanded', 'extended']):
        stretch = 'expanded'
    else:
        stretch = 'normal'

    #  Sizes can be absolute and relative.
    #  Absolute sizes are: xx-small, x-small, small, medium, large, x-large,