def fontFilePath(self):
"""Returns the path to the file of the current font."""
font = AppKit.NSFont.fontWithName_size_(self._font, self._fontSize)
if font is not None:
url = CoreText.CTFontDescriptorCopyAttribute(font.fontDescriptor(), CoreText.kCTFontURLAttribute)
if url:
return url.path()
logger.warning("Cannot find the path to the font '%s'.", self._font)
return None
def fontPath(fontName):
font = CoreText.CTFontDescriptorCreateWithNameAndSize(fontName, 10)
if font:
url = CoreText.CTFontDescriptorCopyAttribute(
font, CoreText.kCTFontURLAttribute)
if url:
return url.path()
else:
# warn if font doest not exists
pass
return None
def getFeatureTagsForFontName(fontName):
featureTags = []
font = AppKit.NSFont.fontWithName_size_(fontName, 12)
if font is None:
return featureTags
fontDescriptor = font.fontDescriptor()
url = CoreText.CTFontDescriptorCopyAttribute(fontDescriptor, CoreText.kCTFontURLAttribute)
psFontName = CoreText.CTFontDescriptorCopyAttribute(fontDescriptor, CoreText.kCTFontNameAttribute)
if url is None or psFontName is None:
return featureTags
path = url.path()
ext = os.path.splitext(path)[1].lower()
macType = getMacCreatorAndType(path)[1]
if ext in (".ttc", ".otc"):
ft = _getTTFontFromTTC(path, psFontName)
elif ext in (".ttf", ".otf"):
ft = TTFont(path, lazy=True)
elif ext == ".dfont" or macType == "FFIL":
ft = _getTTFontFromSuitcase(path, psFontName)
if ft is None:
return featureTags
else:
return featureTags
featureTags = set()
if "GPOS" in ft and ft["GPOS"].table.FeatureList is not None:
for record in ft["GPOS"].table.FeatureList.FeatureRecord:
featureTags.add(record.FeatureTag)
if "GSUB" in ft and ft["GSUB"].table.FeatureList is not None:
for record in ft["GSUB"].table.FeatureList.FeatureRecord:
featureTags.add(record.FeatureTag)
if "feat" in ft:
for featureName in ft["feat"].table.FeatureNames.FeatureName:
for featureSetting in featureName.Settings.Setting:
featureTag = SFNTLayoutTypes.reversedFeatureMap.get((featureName.FeatureType, featureSetting.SettingValue))
if featureTag:
featureTag = featureTag.replace("_off", "")
featureTags.add(featureTag)
ft.close()
return list(sorted(featureTags))
def getFeatureTagsForFontName(fontName):
descriptor = CoreText.NSFontDescriptor.fontDescriptorWithName_size_(
fontName, 12)
featureDescriptions = CoreText.CTFontDescriptorCopyAttribute(
descriptor, CoreText.kCTFontFeaturesAttribute)
if featureDescriptions is None:
return []
featureTags = list()
for featureDescription in featureDescriptions:
featureType = featureDescription[
CoreText.NSFontFeatureTypeIdentifierKey]
for selector in featureDescription["CTFeatureTypeSelectors"]:
featureSelector = selector[
CoreText.NSFontFeatureSelectorIdentifierKey]
featureTag = reversedFeatureMap.get((featureType, featureSelector))
if featureTag:
featureTag = featureTag.replace("_off", "")
if featureTag not in featureTags:
featureTags.append(featureTag)
return featureTags
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 getFeatureTagsForFontName(fontName):
descriptor = CoreText.NSFontDescriptor.fontDescriptorWithName_size_(fontName, 12)
featureDescriptions = CoreText.CTFontDescriptorCopyAttribute(descriptor, CoreText.kCTFontFeaturesAttribute)
if featureDescriptions is None:
return []
return getFeatureTagsForDescriptions(featureDescriptions)
def testFunctions(self):
self.assertResultIsCFRetained(
CoreText.CTFontDescriptorCreateWithAttributes)
v = CoreText.CTFontDescriptorCreateWithAttributes({
CoreText.kCTFontNameAttribute:
"Optima Bold",
CoreText.kCTFontSizeAttribute:
"23.4",
})
self.assertIsInstance(v, CoreText.CTFontDescriptorRef)
self.assertResultIsCFRetained(
CoreText.CTFontDescriptorCreateWithNameAndSize)
v = CoreText.CTFontDescriptorCreateWithNameAndSize("Optima Bold", 15.0)
self.assertIsInstance(v, CoreText.CTFontDescriptorRef)
descriptor = v
self.assertResultIsCFRetained(
CoreText.CTFontDescriptorCreateCopyWithAttributes)
v = CoreText.CTFontDescriptorCreateCopyWithAttributes(
v, {"foo": "bar"})
self.assertIsInstance(v, CoreText.CTFontDescriptorRef)
self.assertResultIsCFRetained(
CoreText.CTFontDescriptorCreateCopyWithVariation)
v = CoreText.CTFontDescriptorCreateCopyWithVariation(v, 0, 5.0)
self.assertIsInstance(v, CoreText.CTFontDescriptorRef)
self.assertResultIsCFRetained(
CoreText.CTFontDescriptorCreateCopyWithFeature)
v = CoreText.CTFontDescriptorCreateCopyWithFeature(v, 0, 6)
self.assertIsInstance(v, CoreText.CTFontDescriptorRef)
self.assertResultIsCFRetained(
CoreText.CTFontDescriptorCreateMatchingFontDescriptors)
v = CoreText.CTFontDescriptorCreateMatchingFontDescriptors(
descriptor, None)
self.assertIsInstance(v, CoreText.CFArrayRef)
self.assertResultIsCFRetained(
CoreText.CTFontDescriptorCreateMatchingFontDescriptor)
v = CoreText.CTFontDescriptorCreateMatchingFontDescriptor(
descriptor, None)
self.assertIsInstance(v, CoreText.CTFontDescriptorRef)
self.assertResultIsCFRetained(CoreText.CTFontDescriptorCopyAttributes)
v = CoreText.CTFontDescriptorCopyAttributes(descriptor)
self.assertIsInstance(v, CoreText.CFDictionaryRef)
self.assertResultIsCFRetained(CoreText.CTFontDescriptorCopyAttribute)
v = CoreText.CTFontDescriptorCopyAttribute(
descriptor, CoreText.kCTFontNameAttribute)
self.assertEqual(v, "Optima Bold")
self.assertResultIsCFRetained(
CoreText.CTFontDescriptorCopyLocalizedAttribute)
self.assertArgIsOut(CoreText.CTFontDescriptorCopyLocalizedAttribute, 2)
v, locattr = CoreText.CTFontDescriptorCopyLocalizedAttribute(
descriptor, CoreText.kCTFontDisplayNameAttribute, None)
self.assertIsInstance(v, str)
self.assertIsInstance(locattr, (str, type(None)))
v = CoreText.CTFontDescriptorGetTypeID()
self.assertIsInstance(v, int)