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patch UFO files with WWS entries and simplify UFO generation

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Patches UFO files to contain WWS entries.
Also simplify UFO generation by moving the hard-coded make rules from the makefile into a shell script.

Related to #498 and https://github.com/googlefonts/glyphsLib/issues/820
This commit is contained in:
Rasmus Andersson 2022-10-07 17:39:15 -07:00
parent c81a0abf02
commit 7cc0ab62e6
4 changed files with 118 additions and 83 deletions
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21
misc/tools/postprocess-designspace.py
View file

@ -6,6 +6,8 @@ from datetime import datetime
sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), 'tools')))
from common import getGitHash, getVersion
from postprocess_instance_ufo import ufo_set_wws
def update_version(ufo):
version = getVersion()
@ -24,6 +26,7 @@ def update_version(ufo):
ufo.info.openTypeNameUniqueID = "%s-%s:%d:%s" % (psFamily, psStyle, now.year, buildtag)
ufo.info.openTypeHeadCreated = now.strftime("%Y/%m/%d %H:%M:%S")
def fix_opsz_range(designspace):
# TODO: find extremes by looking at the source
for a in designspace.axes:
@ -33,6 +36,7 @@ def fix_opsz_range(designspace):
break
return designspace
def fix_wght_range(designspace):
for a in designspace.axes:
if a.tag == "wght":
@ -41,6 +45,7 @@ def fix_wght_range(designspace):
break
return designspace
def should_decompose_glyph(g):
# A trivial glyph is one that does not use components or where component transformation
# does not include mirroring (i.e. "flipped").
@ -58,12 +63,14 @@ def should_decompose_glyph(g):
return True
return False
def find_glyphs_to_decompose(designspace):
source = designspace.sources[int(len(designspace.sources)/2)]
print("find_glyphs_to_decompose sourcing from %r" % source.name)
ufo = defcon.Font(source.path)
return sorted([g.name for g in ufo if should_decompose_glyph(g)])
def set_ufo_filter(ufo, **filter_dict):
filters = ufo.lib.setdefault("com.github.googlei18n.ufo2ft.filters", [])
for i in range(len(filters)):
@ -72,24 +79,27 @@ def set_ufo_filter(ufo, **filter_dict):
return
filters.append(filter_dict)
def update_source_ufo(ufo_file, weight, glyphs_to_decompose):
print(f"update {os.path.basename(ufo_file)} (weight={weight})")
def update_source_ufo(ufo_file, glyphs_to_decompose):
print(f"update {os.path.basename(ufo_file)}")
ufo = defcon.Font(ufo_file)
update_version(ufo)
set_ufo_filter(ufo, name="decomposeComponents", include=glyphs_to_decompose)
ufo_set_wws(ufo) # Fix missing WWS entries for Display fonts
ufo.save(ufo_file)
def update_sources(designspace):
glyphs_to_decompose = find_glyphs_to_decompose(designspace)
#print("glyphs marked to be decomposed: %s" % ', '.join(glyphs_to_decompose))
sources = [source for source in designspace.sources]
# sources = [s for s in sources if s.name == "Inter Thin"] # DEBUG
source_files = list(set([(s.path, s.location["Weight"]) for s in sources]))
source_files = list(set([s.path for s in sources]))
with Pool(len(source_files)) as p:
p.starmap(update_source_ufo,
[(t[0], t[1], glyphs_to_decompose) for t in source_files])
p.starmap(update_source_ufo, [(path, glyphs_to_decompose) for path in source_files])
return designspace
def main(argv):
designspace_file = argv[1]
designspace = DesignSpaceDocument.fromfile(designspace_file)
@ -98,5 +108,6 @@ def main(argv):
designspace = update_sources(designspace)
designspace.write(designspace_file)
if __name__ == '__main__':
main(sys.argv)