def getNamedInstancesForFont(font):
"""
Return a dict { postscriptName: location } of all named instances in a given font.
"""
instances = OrderedDict()
if font is None:
return instances
fontDescriptor = font.fontDescriptor()
url = CoreText.CTFontDescriptorCopyAttribute(fontDescriptor,
CoreText.kCTFontURLAttribute)
if url is None:
return instances
variationAxesDescriptions = CoreText.CTFontCopyVariationAxes(font)
if variationAxesDescriptions is None:
# non-variable fonts have no named instances
return instances
tagNameMap = {}
for variationAxesDescription in variationAxesDescriptions:
tag = convertIntToVariationTag(variationAxesDescription[
CoreText.kCTFontVariationAxisIdentifierKey])
name = variationAxesDescription[CoreText.kCTFontVariationAxisNameKey]
tagNameMap[tag] = name
ft = TTFont(url.path(), lazy=True, fontNumber=0)
if "fvar" in ft:
cgFont, _ = CoreText.CTFontCopyGraphicsFont(font, None)
fvar = ft["fvar"]
for instance in fvar.instances:
fontVariations = dict()
for axis, value in instance.coordinates.items():
fontVariations[tagNameMap[axis]] = value
varFont = CoreText.CGFontCreateCopyWithVariations(
cgFont, fontVariations)
postScriptName = CoreText.CGFontCopyPostScriptName(varFont)
instances[postScriptName] = instance.coordinates
ft.close()
return instances
def testFunctions(self):
font = CoreText.CTFontCreateWithName("Optima Bold", 14, None)
self.assertIsInstance(font, CoreText.CTFontRef)
self.assertResultIsCFRetained(CoreText.CTFontCreateWithName)
descriptor = CoreText.CTFontDescriptorCreateWithNameAndSize(
"Optima Bold", 14.0)
self.assertIsInstance(descriptor, CoreText.CTFontDescriptorRef)
font = CoreText.CTFontCreateWithFontDescriptor(descriptor, 5.0, None)
self.assertIsInstance(font, CoreText.CTFontRef)
self.assertResultIsCFRetained(CoreText.CTFontCreateWithFontDescriptor)
font = CoreText.CTFontCreateUIFontForLanguage(
CoreText.kCTFontMiniSystemFontType, 10.0, "nl_NL")
self.assertIsInstance(font, CoreText.CTFontRef)
self.assertResultIsCFRetained(CoreText.CTFontCreateUIFontForLanguage)
font2 = CoreText.CTFontCreateCopyWithAttributes(font, 9.0, None, None)
self.assertIsInstance(font2, CoreText.CTFontRef)
self.assertResultIsCFRetained(CoreText.CTFontCreateCopyWithAttributes)
font2 = CoreText.CTFontCreateCopyWithSymbolicTraits(
font, 14.0, None, CoreText.kCTFontBoldTrait,
CoreText.kCTFontBoldTrait)
self.assertIsInstance(font2, CoreText.CTFontRef)
self.assertResultIsCFRetained(CoreText.CTFontCreateCopyWithAttributes)
font2 = CoreText.CTFontCreateCopyWithFamily(font, 14.0, None,
"Lucida Grande")
self.assertIsInstance(font2, CoreText.CTFontRef)
self.assertResultIsCFRetained(CoreText.CTFontCreateCopyWithFamily)
font2 = CoreText.CTFontCreateForString(font, "hello world",
CoreText.CFRange(1, 4))
self.assertIsInstance(font2, CoreText.CTFontRef)
self.assertResultIsCFRetained(CoreText.CTFontCreateForString)
descriptor = CoreText.CTFontCopyFontDescriptor(font)
self.assertIsInstance(descriptor, CoreText.CTFontDescriptorRef)
v = CoreText.CTFontCopyAttribute(font, "size")
self.assertIsNone(v)
self.assertResultIsCFRetained(CoreText.CTFontCopyAttribute)
v = CoreText.CTFontGetSize(font)
self.assertIsInstance(v, float)
v = CoreText.CTFontGetMatrix(font)
self.assertIsInstance(v, Quartz.CGAffineTransform)
v = CoreText.CTFontGetSymbolicTraits(font)
self.assertIsInstance(v, int)
v = CoreText.CTFontCopyTraits(font)
self.assertIsInstance(v, CoreText.CFDictionaryRef)
v = CoreText.CTFontCopyPostScriptName(font)
self.assertIsInstance(v, str)
v = CoreText.CTFontCopyFamilyName(font)
self.assertIsInstance(v, str)
v = CoreText.CTFontCopyFullName(font)
self.assertIsInstance(v, str)
v = CoreText.CTFontCopyDisplayName(font)
self.assertIsInstance(v, str)
v = CoreText.CTFontCopyName(font, CoreText.kCTFontCopyrightNameKey)
self.assertIsInstance(v, str)
v, locname = CoreText.CTFontCopyLocalizedName(
font, CoreText.kCTFontCopyrightNameKey, None)
self.assertIsInstance(v, (str, type(None)))
self.assertIsInstance(locname, (str, type(None)))
self.assertArgIsOut(CoreText.CTFontCopyLocalizedName, 2)
v = CoreText.CTFontCopyCharacterSet(font)
# self.assertIsInstance(v, CoreText.CFCharacterSetRef)
self.assertIn("CharacterSet", type(v).__name__)
v = CoreText.CTFontGetStringEncoding(font)
self.assertIsInstance(v, int)
v = CoreText.CTFontCopySupportedLanguages(font)
self.assertIsInstance(v, CoreText.CFArrayRef)
self.assertArgIsOut(CoreText.CTFontGetGlyphsForCharacters, 2)
v, gl = CoreText.CTFontGetGlyphsForCharacters(font, "hello", None, 5)
self.assertTrue(v is True)
self.assertIsInstance(gl, tuple)
self.assertEqual(len(gl), 5)
self.assertIsInstance(gl[0], int)
v = CoreText.CTFontGetAscent(font)
self.assertIsInstance(v, float)
v = CoreText.CTFontGetDescent(font)
self.assertIsInstance(v, float)
v = CoreText.CTFontGetLeading(font)
self.assertIsInstance(v, float)
v = CoreText.CTFontGetUnitsPerEm(font)
self.assertIsInstance(v, int)
v = CoreText.CTFontGetGlyphCount(font)
self.assertIsInstance(v, int)
v = CoreText.CTFontGetBoundingBox(font)
self.assertIsInstance(v, CoreText.CGRect)
v = CoreText.CTFontGetUnderlinePosition(font)
self.assertIsInstance(v, float)
v = CoreText.CTFontGetUnderlineThickness(font)
self.assertIsInstance(v, float)
v = CoreText.CTFontGetSlantAngle(font)
self.assertIsInstance(v, float)
v = CoreText.CTFontGetCapHeight(font)
self.assertIsInstance(v, float)
v = CoreText.CTFontGetXHeight(font)
self.assertIsInstance(v, float)
v = CoreText.CTFontGetGlyphWithName(font, "A")
self.assertIsInstance(v, int)
v, r = CoreText.CTFontGetBoundingRectsForGlyphs(
font, CoreText.kCTFontDefaultOrientation, gl, None, 5)
self.assertIsInstance(v, Quartz.CGRect)
self.assertIsInstance(r, tuple)
self.assertEqual(len(r), 5)
self.assertIsInstance(r[0], Quartz.CGRect)
v, r = CoreText.CTFontGetAdvancesForGlyphs(
font, CoreText.kCTFontDefaultOrientation, gl, None, 5)
self.assertIsInstance(v, float)
self.assertIsInstance(r, tuple)
self.assertEqual(len(r), 5)
self.assertIsInstance(r[0], Quartz.CGSize)
r = CoreText.CTFontGetVerticalTranslationsForGlyphs(font, gl, None, 5)
self.assertIsInstance(r, tuple)
self.assertEqual(len(r), 5)
self.assertIsInstance(r[0], Quartz.CGSize)
v = CoreText.CTFontCreatePathForGlyph(font, gl[0], None)
self.assertIsInstance(v, CoreText.CGPathRef)
self.assertResultIsCFRetained(CoreText.CTFontCopyVariationAxes)
v = CoreText.CTFontCopyVariationAxes(font)
if v is not None:
self.assertIsInstance(v, CoreText.CFArrayRef)
self.assertResultIsCFRetained(CoreText.CTFontCopyVariation)
v = CoreText.CTFontCopyVariation(font)
if v is not None:
self.assertIsInstance(v, CoreText.CFDictionaryRef)
v = CoreText.CTFontCopyFeatures(font)
self.assertIsInstance(v, CoreText.CFArrayRef)
self.assertResultIsCFRetained(CoreText.CTFontCopyFeatures)
self.assertResultIsCFRetained(CoreText.CTFontCopyFeatureSettings)
v = CoreText.CTFontCopyFeatureSettings(font)
if v is not None:
self.assertIsInstance(v, CoreText.CFArrayRef)
v, o = CoreText.CTFontCopyGraphicsFont(font, None)
self.assertIsInstance(v, CoreText.CGFontRef)
if o is not None:
self.assertIsInstance(o, CoreText.CTFontDescriptorRef)
self.assertResultIsCFRetained(CoreText.CTFontCopyGraphicsFont)
self.assertArgIsCFRetained(CoreText.CTFontCopyGraphicsFont, 1)
self.assertArgIsOut(CoreText.CTFontCopyGraphicsFont, 1)
v = CoreText.CTFontCreateWithGraphicsFont(v, 20.5, None, None)
self.assertIsInstance(v, CoreText.CTFontRef)
self.assertResultIsCFRetained(CoreText.CTFontCreateWithGraphicsFont)
if 0:
# Cannot tests these because the ATS framework is not
# wrapped.
v, o = CoreText.CTFontGetPlatformFont(font, None)
self.assertIsInstance(v, CoreText.ATSFontRef)
self.assertIsInstance(o, CoreText.CTFontDescriptorRef)
v = CoreText.CTFontCreateWithPlatformFont(v, 22.5, None, None)
self.assertIsInstance(v, CoreText.CGFontRef)
self.assertArgIsCFRetained(CoreText.CTFontGetPlatformFont, 1)
self.assertResultIsCFRetained(CoreText.CTFontCreateWithPlatformFont)
v = CoreText.CTFontCopyAvailableTables(
font, CoreText.kCTFontTableOptionNoOptions)
self.assertIsInstance(v, tuple)
v = CoreText.CTFontCopyTable(font, v[0], 0)
self.assertIsInstance(v, CoreText.CFDataRef)
v = CoreText.CTFontGetTypeID()
self.assertIsInstance(v, int)
v, a = CoreText.CTFontGetLigatureCaretPositions(font, gl[0], None, 5)
self.assertIsInstance(v, int)
self.assertIsInstance(a, tuple)
self.assertEqual(len(a), 5)
self.assertTrue(all(isinstance(x, float) for x in a))