def test_setupTable_CFF_no_blues_defined(self, testufo):
# no blue values defined
testufo.info.postscriptBlueValues = []
testufo.info.postscriptOtherBlues = []
testufo.info.postscriptFamilyBlues = []
testufo.info.postscriptFamilyOtherBlues = []
# the following attributes have no effect
testufo.info.postscriptBlueFuzz = 2
testufo.info.postscriptBlueShift = 8
testufo.info.postscriptBlueScale = 0.049736
testufo.info.postscriptForceBold = False
compiler = OutlineOTFCompiler(testufo)
compiler.otf = TTFont(sfntVersion="OTTO")
compiler.setupTable_CFF()
cff = compiler.otf["CFF "].cff
private = cff[list(cff.keys())[0]].Private
# expect default values as defined in fontTools' cffLib.py
assert private.BlueFuzz == 1
assert private.BlueShift == 7
assert private.BlueScale == 0.039625
assert private.ForceBold == 0
# CFF PrivateDict has no blues attributes
assert not hasattr(private, "BlueValues")
assert not hasattr(private, "OtherBlues")
assert not hasattr(private, "FamilyBlues")
assert not hasattr(private, "FamilyOtherBlues")
def test_setupTable_CFF_all_blues_defined(self, testufo):
testufo.info.postscriptBlueFuzz = 2
testufo.info.postscriptBlueShift = 8
testufo.info.postscriptBlueScale = 0.049736
testufo.info.postscriptForceBold = False
testufo.info.postscriptBlueValues = [-12, 0, 486, 498, 712, 724]
testufo.info.postscriptOtherBlues = [-217, -205]
testufo.info.postscriptFamilyBlues = [-12, 0, 486, 498, 712, 724]
testufo.info.postscriptFamilyOtherBlues = [-217, -205]
compiler = OutlineOTFCompiler(testufo)
compiler.otf = TTFont(sfntVersion="OTTO")
compiler.setupTable_CFF()
cff = compiler.otf["CFF "].cff
private = cff[list(cff.keys())[0]].Private
assert private.BlueFuzz == 2
assert private.BlueShift == 8
assert private.BlueScale == 0.049736
assert private.ForceBold == 0
assert private.BlueValues == [-12, 0, 486, 498, 712, 724]
assert private.OtherBlues == [-217, -205]
assert private.FamilyBlues == [-12, 0, 486, 498, 712, 724]
assert private.FamilyOtherBlues == [-217, -205]
def test_setupTable_CFF_no_blues_defined(self):
# no blue values defined
self.ufo.info.postscriptBlueValues = []
self.ufo.info.postscriptOtherBlues = []
self.ufo.info.postscriptFamilyBlues = []
self.ufo.info.postscriptFamilyOtherBlues = []
# the following attributes have no effect
self.ufo.info.postscriptBlueFuzz = 2
self.ufo.info.postscriptBlueShift = 8
self.ufo.info.postscriptBlueScale = 0.049736
self.ufo.info.postscriptForceBold = False
compiler = OutlineOTFCompiler(self.ufo)
compiler.otf = TTFont(sfntVersion="OTTO")
compiler.setupTable_CFF()
cff = compiler.otf["CFF "].cff
private = cff[list(cff.keys())[0]].Private
# expect default values as defined in fontTools' cffLib.py
self.assertEqual(private.BlueFuzz, 1)
self.assertEqual(private.BlueShift, 7)
self.assertEqual(private.BlueScale, 0.039625)
self.assertEqual(private.ForceBold, False)
# CFF PrivateDict has no blues attributes
self.assertFalse(hasattr(private, "BlueValues"))
self.assertFalse(hasattr(private, "OtherBlues"))
self.assertFalse(hasattr(private, "FamilyBlues"))
self.assertFalse(hasattr(private, "FamilyOtherBlues"))
def test_setupTable_CFF_all_blues_defined(self):
self.ufo.info.postscriptBlueFuzz = 2
self.ufo.info.postscriptBlueShift = 8
self.ufo.info.postscriptBlueScale = 0.049736
self.ufo.info.postscriptForceBold = False
self.ufo.info.postscriptBlueValues = [-12, 0, 486, 498, 712, 724]
self.ufo.info.postscriptOtherBlues = [-217, -205]
self.ufo.info.postscriptFamilyBlues = [-12, 0, 486, 498, 712, 724]
self.ufo.info.postscriptFamilyOtherBlues = [-217, -205]
compiler = OutlineOTFCompiler(self.ufo)
compiler.otf = TTFont(sfntVersion="OTTO")
compiler.setupTable_CFF()
cff = compiler.otf["CFF "].cff
private = cff[list(cff.keys())[0]].Private
self.assertEqual(private.BlueFuzz, 2)
self.assertEqual(private.BlueShift, 8)
self.assertEqual(private.BlueScale, 0.049736)
self.assertEqual(private.ForceBold, False)
self.assertEqual(private.BlueValues, [-12, 0, 486, 498, 712, 724])
self.assertEqual(private.OtherBlues, [-217, -205])
self.assertEqual(private.FamilyBlues, [-12, 0, 486, 498, 712, 724])
self.assertEqual(private.FamilyOtherBlues, [-217, -205])
def test_optimized_default_and_nominal_widths(self, FontClass):
ufo = FontClass()
ufo.info.unitsPerEm = 1000
for glyphName, width in (
(".notdef", 500),
("space", 250),
("a", 388),
("b", 410),
("c", 374),
("d", 374),
("e", 388),
("f", 410),
("g", 388),
("h", 410),
("i", 600),
("j", 600),
("k", 600),
("l", 600),
):
glyph = ufo.newGlyph(glyphName)
glyph.width = width
compiler = OutlineOTFCompiler(ufo)
compiler.otf = TTFont(sfntVersion="OTTO")
compiler.setupTable_hmtx()
compiler.setupTable_CFF()
cff = compiler.otf["CFF "].cff
topDict = cff[list(cff.keys())[0]]
private = topDict.Private
assert private.defaultWidthX == 600
assert private.nominalWidthX == 303
charStrings = topDict.CharStrings
# the following have width == defaultWidthX, so it's omitted
for g in ("i", "j", "k", "l"):
assert charStrings.getItemAndSelector(g)[0].program == ["endchar"]
# 'space' has width 250, so the width encoded in its charstring is:
# 250 - nominalWidthX
assert charStrings.getItemAndSelector("space")[0].program == [
-53, "endchar"
]
def test_setupTable_CFF_some_blues_defined(self, testufo):
testufo.info.postscriptBlueFuzz = 2
testufo.info.postscriptForceBold = True
testufo.info.postscriptBlueValues = []
testufo.info.postscriptOtherBlues = [-217, -205]
testufo.info.postscriptFamilyBlues = []
testufo.info.postscriptFamilyOtherBlues = []
compiler = OutlineOTFCompiler(testufo)
compiler.otf = TTFont(sfntVersion="OTTO")
compiler.setupTable_CFF()
cff = compiler.otf["CFF "].cff
private = cff[list(cff.keys())[0]].Private
assert private.BlueFuzz == 2
assert private.BlueShift == 7 # default
assert private.BlueScale == 0.039625 # default
assert private.ForceBold is True
assert not hasattr(private, "BlueValues")
assert private.OtherBlues == [-217, -205]
assert not hasattr(private, "FamilyBlues")
assert not hasattr(private, "FamilyOtherBlues")
def test_setupTable_CFF_some_blues_defined(self):
self.ufo.info.postscriptBlueFuzz = 2
self.ufo.info.postscriptForceBold = True
self.ufo.info.postscriptBlueValues = []
self.ufo.info.postscriptOtherBlues = [-217, -205]
self.ufo.info.postscriptFamilyBlues = []
self.ufo.info.postscriptFamilyOtherBlues = []
compiler = OutlineOTFCompiler(self.ufo)
compiler.otf = TTFont(sfntVersion="OTTO")
compiler.setupTable_CFF()
cff = compiler.otf["CFF "].cff
private = cff[list(cff.keys())[0]].Private
self.assertEqual(private.BlueFuzz, 2)
self.assertEqual(private.BlueShift, 7) # default
self.assertEqual(private.BlueScale, 0.039625) # default
self.assertEqual(private.ForceBold, True)
self.assertFalse(hasattr(private, "BlueValues"))
self.assertEqual(private.OtherBlues, [-217, -205])
self.assertFalse(hasattr(private, "FamilyBlues"))
self.assertFalse(hasattr(private, "FamilyOtherBlues"))
