def read(cls,
name: str,
glyphSet: GlyphSet,
lazy: bool = True,
default: bool = False) -> Layer:
"""Instantiates a Layer object from a
:class:`fontTools.ufoLib.glifLib.GlyphSet`.
Args:
name: The name of the layer.
glyphSet: The GlyphSet object to read from.
lazy: If True, load glyphs as they are accessed. If False, load everything
up front.
"""
glyphNames = glyphSet.keys()
glyphs: dict[str, Glyph]
if lazy:
glyphs = {gn: _GLYPH_NOT_LOADED for gn in glyphNames}
else:
glyphs = {}
for glyphName in glyphNames:
glyph = Glyph(glyphName)
glyphSet.readGlyph(glyphName, glyph, glyph.getPointPen())
glyphs[glyphName] = glyph
self = cls(name, glyphs, default=default)
if lazy:
self._glyphSet = glyphSet
glyphSet.readLayerInfo(self)
return self
def run_all_glif_validations(ufoobj):
glyphsdir_path_list = ufoobj.get_glyphsdir_path_list()
ufoversion = ufoobj.get_ufo_version()
ss = StdStreamer(ufoobj.ufopath)
test_error_list = []
for (
glyphsdir
) in glyphsdir_path_list: # for each directory that containts .glif files
print(" ")
sys.stdout.write(" - " + glyphsdir + " ")
sys.stdout.flush()
res = Result(glyphsdir)
try:
gs = GlyphSet(
glyphsdir, ufoFormatVersion=ufoversion, validateRead=True
) # create a ufoLib GlyphSet
# do not report success for this, previous testing has passed this
except Exception as e:
res.test_failed = True
res.test_long_stdstream_string = (
" Failed to read glif file paths from "
+ glyphsdir
+ ". Error: "
+ str(e)
)
ss.stream_result(res)
test_error_list.append(res)
break # break out loop as it was not possible to read the GlyphSet for this directory, gs not instantiated
glif_count = 0 # reset glyphs directory .glif file counter
for (
glyphname
) in (
gs.contents.keys()
): # for each .glif file (read from glyph name in glyph set contents dict)
res = Result(gs.contents[glyphname])
try:
go = GlifObj()
gs.readGlyph(
glyphname, glyphObject=go
) # read the glif file and perform ufoLib validations, requires the glyphObject for validations
res.test_failed = False
ss.stream_result(res)
glif_count += 1
except Exception as e:
res.test_failed = True
filename = os.path.join(glyphsdir, glyphNameToFileName(glyphname, None))
res.test_long_stdstream_string = '{} (glyph "{}"): Test failed with error: {}'.format(
filename, glyphname, e
)
ss.stream_result(res)
test_error_list.append(res)
glif_count += 1
print(" " + str(glif_count) + " .glif tests completed")
return test_error_list
# this path must be to the `glyphs` subdirectory of the root UFO directory
GLYPH_DIR = "../ufo_source/GenericSans-GreenHighlight.ufo/glyphs"
# dummy object that is used to set glyph-specific attributes
# by fontTools.ufoLib.glifLib.GlyphObject.readGlyph() method
class GlyphObj(object):
def __init__(self):
pass
gs = GlyphSet(GLYPH_DIR)
for glif in gs.contents:
go = GlyphObj()
gs.readGlyph(glif, glyphObject=go)
# define useful glyph data fields through read of the glyph object
# Includes:
# - name
# - unicode(s)
# - glyph highlight color (defined by designer in font editor)
# - defined in RGBA format
# - defined in sRGB color space (https://en.wikipedia.org/wiki/SRGB)
# - returns comma-separated string of these four integer or float values in set [0.0,1.0]
# - defined as None if no highlighting used on glyph
# - last write time/date
# - note (glyph-specific free text entered by designer in editor)
# - Unicode Python str
# - defined as None if no free text note is defined for the glyph
glyph_name = go.name