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mutator: also clamp usWeightClass between valid 1...1000

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Cosimo Lupo 2018-06-18 19:44:40 +01:00
parent 8fcbf78d8b
commit 0234b9dbd5
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1 changed files with 3 additions and 1 deletions
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Lib/fontTools/varLib/mutator.py
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@ -137,7 +137,9 @@ def instantiateVariableFont(varfont, location, inplace=False):
] ]
if "wght" in location and "OS/2" in varfont: if "wght" in location and "OS/2" in varfont:
varfont["OS/2"].usWeightClass = otRound(location["wght"]) varfont["OS/2"].usWeightClass = otRound(
max(1, min(location["wght"], 1000))
)
if "wdth" in location: if "wdth" in location:
wdth = location["wdth"] wdth = location["wdth"]
for percent, widthClass in sorted(OS2_WIDTH_CLASS_VALUES.items()): for percent, widthClass in sorted(OS2_WIDTH_CLASS_VALUES.items()):