def make_font(self,
cap_height: float = None,
width_factor: float = None) -> "AbstractFont":
"""Returns a font abstraction :class:`~ezdxf.tools.fonts.AbstractFont`
for this text style. Returns a font for a cap height of 1, if the
text style has auto height (:attr:`Textstyle.dxf.height` is 0) and
the given `cap_height` is ``None`` or 0.
Uses the :attr:`Textstyle.dxf.width` attribute if the given `width_factor`
is ``None`` or 0, the default value is 1.
The attribute :attr:`Textstyle.dxf.big_font` is ignored.
"""
from ezdxf import options
from ezdxf.tools import fonts
ttf = ""
if options.use_matplotlib and self.has_extended_font_data:
family, italic, bold = self.get_extended_font_data()
if family:
text_style = "italic" if italic else "normal"
text_weight = "bold" if bold else "normal"
font_face = fonts.FontFace(family=family,
style=text_style,
weight=text_weight)
ttf = fonts.find_ttf_path(font_face)
else:
ttf = self.dxf.get("font", const.DEFAULT_TTF)
if ttf == "":
ttf = const.DEFAULT_TTF
if cap_height is None or cap_height == 0.0:
cap_height = self.dxf.height
if cap_height == 0.0:
cap_height = 1.0
if width_factor is None or width_factor == 0.0:
width_factor = self.dxf.width
return fonts.make_font(ttf, cap_height, width_factor) # type: ignore
def test_font_ttf_path_from_font_face():
# low level support
path = mpl_fs.find_filename(family="Arial", weight=900)
assert path.name == "ariblk.ttf"
# high level support, see also test_resolve_font_ttf_path()
ff = fonts.get_font_face(path.name)
assert fonts.find_ttf_path(ff) == "ariblk.ttf"
def get_font(self, ctx: MTextContext) -> fonts.AbstractFont:
ttf = fonts.find_ttf_path(ctx.font_face)
key = (ttf, ctx.cap_height, ctx.width_factor)
font = self._font_cache.get(key)
if font is None:
font = fonts.make_font(ttf, ctx.cap_height, ctx.width_factor)
self._font_cache[key] = font
return font
def ttf_path(font_face: fonts.FontFace) -> str:
ttf = font_face.ttf
if not ttf:
ttf = fonts.find_ttf_path(font_face)
else:
# remapping SHX replacement fonts to SHX fonts,
# like "txt_____.ttf" to "TXT.SHX":
shx = fonts.map_ttf_to_shx(ttf)
if shx:
ttf = shx
return ttf
def ttf_path(font_face: fonts.FontFace) -> str:
ttf = font_face.ttf
if not ttf:
ttf = fonts.find_ttf_path(font_face)
return ttf