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font-patcher: Fixup: Set Panose on "Nerd Font" variants

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[why]
Forgot to push these changes to the PR #1099.
They are just 'more output'.

Signed-off-by: Fini Jastrow <ulf.fini.jastrow@desy.de>
This commit is contained in:
Fini Jastrow 2023-02-02 11:34:13 +01:00
parent 3eed4574bd
commit ed6488c33b
1 changed files with 14 additions and 6 deletions
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20
font-patcher
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@ -194,6 +194,14 @@ def panose_check_to_text(value, panose = False):
return "Panose says \"monospaced\""
return "Panose is invalid" + (" ({})".format(list(panose)) if panose else "")
def panose_proportion_to_text(value):
""" Interpret a Panose proportion value (4th value) for family 2 (latin text) """
proportion = {
0: "Any", 1: "No Fit", 2: "Old Style", 3: "Modern", 4: "Even Width",
5: "Extended", 6: "Condensed", 7: "Very Extended", 8: "Very Condensed",
9: "Monospaced" }
return proportion.get(value, "??? {}".format(value))
def is_monospaced(font):
""" Check if a font is probably monospaced """
# Some fonts lie (or have not any Panose flag set), spot check monospaced:
@ -222,18 +230,18 @@ def is_monospaced(font):
# We believe our own check more then Panose ;-D
return (width_mono, None if width_mono else glyph)
def force_panose_monospace(font):
""" Forces the Panose flag to monospace if they are unset or halfway ok already """
def force_panose_monospaced(font):
""" Forces the Panose flag to monospaced if they are unset or halfway ok already """
# For some Windows applications (e.g. 'cmd'), they seem to honour the Panose table
# https://forum.high-logic.com/postedfiles/Panose.pdf
panose = list(font.os2_panose)
if panose[0] == 0: # 0 (1st value) = family kind; 0 = any (default)
panose[0] = 2 # make kind latin text and display
print(" Setting Panose 'Family Kind' to 'Latin Text and Display'")
print(" Setting Panose 'Family Kind' to 'Latin Text and Display' (was 'Any')")
font.os2_panose = tuple(panose)
if panose[0] == 2 and panose[3] != 9:
panose[3] = 9 # 3 (4th value) = propotion; 9 = monospaced
print(" Setting Panose 'Proportion' to 'Monospace'")
print(" Setting Panose 'Proportion' to 'Monospaced' (was '{}')".format(panose_proportion_to_text(panose[3])))
panose[3] = 9 # 3 (4th value) = proportion; 9 = monospaced
font.os2_panose = tuple(panose)
def get_advance_width(font, extended, minimum):
@ -707,7 +715,7 @@ class font_patcher:
if self.args.single <= 1:
sys.exit(projectName + ": Font will not be patched! Give --mono (or -s, or --use-single-width-glyphs) twice to force patching")
if width_mono:
force_panose_monospace(self.sourceFont)
force_panose_monospaced(self.sourceFont)
def setup_patch_set(self):