123 lines
4.2 KiB
Python
123 lines
4.2 KiB
Python
import sys, os, os.path, re
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import defcon
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from multiprocessing import Pool
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from fontTools.designspaceLib import DesignSpaceDocument
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from datetime import datetime
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sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), 'tools')))
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from common import getGitHash, getVersion
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from postprocess_instance_ufo import ufo_set_wws
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def update_version(ufo):
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version = getVersion()
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buildtag, buildtagErrs = getGitHash()
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now = datetime.utcnow()
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if buildtag == "" or len(buildtagErrs) > 0:
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buildtag = "src"
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print("warning: getGitHash() failed: %r" % buildtagErrs, file=sys.stderr)
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versionMajor, versionMinor = [int(num) for num in version.split(".")]
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ufo.info.versionMajor = versionMajor
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ufo.info.versionMinor = versionMinor
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ufo.info.year = now.year
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ufo.info.openTypeNameVersion = "Version %d.%03d;git-%s" % (versionMajor, versionMinor, buildtag)
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psFamily = re.sub(r'\s', '', ufo.info.familyName)
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psStyle = re.sub(r'\s', '', ufo.info.styleName)
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ufo.info.openTypeNameUniqueID = "%s-%s:%d:%s" % (psFamily, psStyle, now.year, buildtag)
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ufo.info.openTypeHeadCreated = now.strftime("%Y/%m/%d %H:%M:%S")
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def fix_opsz_range(designspace):
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# TODO: find extremes by looking at the source
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for a in designspace.axes:
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if a.tag == "opsz":
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a.minimum = 14
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a.maximum = 32
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break
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return designspace
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def fix_wght_range(designspace):
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for a in designspace.axes:
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if a.tag == "wght":
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a.minimum = 100
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a.maximum = 900
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break
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return designspace
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def should_decompose_glyph(g):
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if g.components and len(g.components) > 0:
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for c in g.components:
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# Does the component have non-trivial transformation? (i.e. scaled or skewed)
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# Example of no transformation: (identity matrix)
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# (1, 0, 0, 1, 0, 0) no scale or offset
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# Example of simple offset transformation matrix:
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# (1, 0, 0, 1, 20, 30) 20 x offset, 30 y offset
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# Example of scaled transformation matrix:
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# (-1.0, 0, 0.3311, 1, 1464.0, 0) flipped x axis, sheered and offset
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# Matrix order:
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# (x_scale, x_skew, y_skew, y_scale, x_pos, y_pos)
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# if g.name == 'dotmacron.lc':
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# print(f"{g.name} cn {c.baseGlyph}", c.transformation)
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# Check if transformation is not identity (ignoring x & y offset)
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m = c.transformation
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if m[0] + m[1] + m[2] + m[3] != 2.0:
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return True
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return False
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def find_glyphs_to_decompose(designspace_source):
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glyph_names = set()
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# print("find_glyphs_to_decompose inspecting %r" % designspace_source.name)
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ufo = defcon.Font(designspace_source.path)
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for g in ufo:
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if should_decompose_glyph(g):
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glyph_names.add(g.name)
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return list(glyph_names)
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def set_ufo_filter(ufo, **filter_dict):
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filters = ufo.lib.setdefault("com.github.googlei18n.ufo2ft.filters", [])
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for i in range(len(filters)):
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if filters[i].get("name") == filter_dict["name"]:
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filters[i] = filter_dict
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return
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filters.append(filter_dict)
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def update_source_ufo(ufo_file, glyphs_to_decompose):
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print(f"update {os.path.basename(ufo_file)}")
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ufo = defcon.Font(ufo_file)
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update_version(ufo)
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set_ufo_filter(ufo, name="decomposeComponents", include=glyphs_to_decompose)
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ufo_set_wws(ufo) # Fix missing WWS entries for Display fonts
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ufo.save(ufo_file)
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def update_sources(designspace):
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with Pool() as p:
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sources = [source for source in designspace.sources]
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# sources = [s for s in sources if s.name == "Inter Thin"] # DEBUG
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glyphs_to_decompose = set()
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for glyph_names in p.map(find_glyphs_to_decompose, sources):
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glyphs_to_decompose.update(glyph_names)
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glyphs_to_decompose = list(glyphs_to_decompose)
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# print("glyphs marked to be decomposed: %s" % ', '.join(glyphs_to_decompose))
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source_files = list(set([s.path for s in sources]))
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p.starmap(update_source_ufo, [(path, glyphs_to_decompose) for path in source_files])
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return designspace
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def main(argv):
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designspace_file = argv[1]
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designspace = DesignSpaceDocument.fromfile(designspace_file)
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designspace = fix_opsz_range(designspace)
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designspace = fix_wght_range(designspace)
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designspace = update_sources(designspace)
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designspace.write(designspace_file)
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if __name__ == '__main__':
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main(sys.argv)
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