def fromXML(self, name, attrs, content, ttFont):
if name == "header":
self.version = safeEval(attrs["version"])
elif name == "strikedata":
if not hasattr(self, "strikeData"):
self.strikeData = []
strikeIndex = safeEval(attrs["index"])
bitmapGlyphDict = {}
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
if name[4:].startswith(_bitmapGlyphSubclassPrefix[4:]):
imageFormat = safeEval(name[len(_bitmapGlyphSubclassPrefix) :])
glyphName = attrs["name"]
imageFormatClass = self.getImageFormatClass(imageFormat)
curGlyph = imageFormatClass(None, None)
curGlyph.fromXML(name, attrs, content, ttFont)
assert glyphName not in bitmapGlyphDict, (
"Duplicate glyphs with the same name '%s' in the same strike." % glyphName
)
bitmapGlyphDict[glyphName] = curGlyph
else:
print("Warning: %s being ignored by %s", name, self.__class__.__name__)
# Grow the strike data array to the appropriate size. The XML
# format allows the strike index value to be out of order.
if strikeIndex >= len(self.strikeData):
self.strikeData += [None] * (strikeIndex + 1 - len(self.strikeData))
assert self.strikeData[strikeIndex] is None, "Duplicate strike EBDT indices."
self.strikeData[strikeIndex] = bitmapGlyphDict
def fromXML(self, name, attrs, content, ttFont):
if name == 'version' :
self.version = float(safeEval(attrs['version']))
self.scheme = int(safeEval(attrs['compressionScheme']))
if name != 'glyph' : return
if not hasattr(self, 'attributes'):
self.attributes = {}
gname = attrs['name']
attributes = _Dict()
for element in content:
if not isinstance(element, tuple): continue
tag, attrs, subcontent = element
if tag == 'attribute' :
k = int(safeEval(attrs['index']))
v = int(safeEval(attrs['value']))
attributes[k]=v
elif tag == 'octaboxes':
self.hasOctaboxes = True
o = _Object()
o.subboxBitmap = int(attrs['bitmap'], 16)
o.subboxes = []
del attrs['bitmap']
for k, v in attrs.items():
setattr(o, k, int(float(v[:-1]) * 255. / 100. + 0.5))
for element in subcontent:
if not isinstance(element, tuple): continue
(tag, attrs, subcontent) = element
so = _Object()
for k, v in attrs.items():
setattr(so, k, int(float(v[:-1]) * 255. / 100. + 0.5))
o.subboxes.append(so)
attributes.octabox = o
self.attributes[gname] = attributes
def fromXML(self, name, attrs, content, ttFont):
if name == "palette":
self.paletteLabels.append(int(attrs.get("label", "0")))
self.paletteTypes.append(int(attrs.get("type", "0")))
palette = []
for element in content:
if isinstance(element, basestring):
continue
color = Color()
color.fromXML(element[0], element[1], element[2], ttFont)
palette.append(color)
self.palettes.append(palette)
elif name == "paletteEntryLabels":
colorLabels = {}
for element in content:
if isinstance(element, basestring):
continue
elementName, elementAttr, _ = element
if elementName == "label":
labelIndex = safeEval(elementAttr["index"])
nameID = safeEval(elementAttr["value"])
colorLabels[labelIndex] = nameID
self.paletteEntryLabels = [
colorLabels.get(i, 0)
for i in range(self.numPaletteEntries)]
elif "value" in attrs:
value = safeEval(attrs["value"])
setattr(self, name, value)
if name == "numPaletteEntries":
self.paletteEntryLabels = [0] * self.numPaletteEntries
def fromXML(self, name, attrs, content, ttFont):
self.language = 0xFF # provide a value so that CmapSubtable.__lt__() won't fail
if not hasattr(self, "cmap"):
self.cmap = {} # so that clients that expect this to exist in a cmap table won't fail.
if not hasattr(self, "uvsDict"):
self.uvsDict = {}
uvsDict = self.uvsDict
# For backwards compatibility reasons we accept "None" as an indicator
# for "default mapping", unless the font actually has a glyph named
# "None".
_hasGlyphNamedNone = None
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
if name != "map":
continue
uvs = safeEval(attrs["uvs"])
uv = safeEval(attrs["uv"])
gname = attrs.get("name")
if gname == "None":
if _hasGlyphNamedNone is None:
_hasGlyphNamedNone = "None" in ttFont.getGlyphOrder()
if not _hasGlyphNamedNone:
gname = None
try:
uvsDict[uvs].append((uv, gname))
except KeyError:
uvsDict[uvs] = [(uv, gname)]
def fromXML(self, name, attrs, content, ttFont):
self.format = safeEval(attrs["format"])
self.length = safeEval(attrs["length"])
self.numVarSelectorRecords = safeEval(attrs["numVarSelectorRecords"])
self.language = 0xFF # provide a value so that CmapSubtable.__lt__() won't fail
if not hasattr(self, "cmap"):
self.cmap = {} # so that clients that expect this to exist in a cmap table won't fail.
if not hasattr(self, "uvsDict"):
self.uvsDict = {}
uvsDict = self.uvsDict
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
if name != "map":
continue
uvs = safeEval(attrs["uvs"])
uv = safeEval(attrs["uv"])
gname = attrs["name"]
if gname == "None":
gname = None
try:
uvsDict[uvs].append( [uv, gname])
except KeyError:
uvsDict[uvs] = [ [uv, gname] ]
def fromXML(self, name, attrs, content, ttFont):
assert(name == "NamedInstance")
self.flags = binary2num(attrs.get("flags", "0"))
self.nameID = safeEval(attrs["nameID"])
for tag, elementAttrs, _ in filter(lambda t: type(t) is tuple, content):
if tag == "coord":
self.coordinates[elementAttrs["axis"]] = safeEval(elementAttrs["value"])
def fromXML(self, xxx_todo_changeme, ttFont):
(name, attrs, content) = xxx_todo_changeme
if not hasattr(self, "metrics"):
self.metrics = {}
if name == "mtx":
self.metrics[attrs["name"]] = [safeEval(attrs[self.advanceName]),
safeEval(attrs[self.sideBearingName])]
def fromXML(self, xxx_todo_changeme, ttFont):
(name, attrs, content) = xxx_todo_changeme
if name != "gaspRange":
return
if not hasattr(self, "gaspRange"):
self.gaspRange = {}
self.gaspRange[safeEval(attrs["rangeMaxPPEM"])] = safeEval(attrs["rangeGaspBehavior"])
def _startElementHandler(self, name, attrs):
stackSize = self.stackSize
self.stackSize = stackSize + 1
if not stackSize:
if name != "ttFont":
raise TTXParseError("illegal root tag: %s" % name)
sfntVersion = attrs.get("sfntVersion")
if sfntVersion is not None:
if len(sfntVersion) != 4:
sfntVersion = safeEval('"' + sfntVersion + '"')
self.ttFont.sfntVersion = sfntVersion
self.contentStack.append([])
elif stackSize == 1:
subFile = attrs.get("src")
if subFile is not None:
if hasattr(self.file, 'name'):
# if file has a name, get its parent directory
dirname = os.path.dirname(self.file.name)
else:
# else fall back to using the current working directory
dirname = os.getcwd()
subFile = os.path.join(dirname, subFile)
subReader = XMLReader(subFile, self.ttFont, self.progress, self.quiet)
subReader.read()
self.contentStack.append([])
return
tag = ttLib.xmlToTag(name)
msg = "Parsing '%s' table..." % tag
if self.progress:
self.progress.setLabel(msg)
elif self.ttFont.verbose:
ttLib.debugmsg(msg)
else:
if not self.quiet:
print(msg)
if tag == "GlyphOrder":
tableClass = ttLib.GlyphOrder
elif "ERROR" in attrs or ('raw' in attrs and safeEval(attrs['raw'])):
tableClass = DefaultTable
else:
tableClass = ttLib.getTableClass(tag)
if tableClass is None:
tableClass = DefaultTable
if tag == 'loca' and tag in self.ttFont:
# Special-case the 'loca' table as we need the
# original if the 'glyf' table isn't recompiled.
self.currentTable = self.ttFont[tag]
else:
self.currentTable = tableClass(tag)
self.ttFont[tag] = self.currentTable
self.contentStack.append([])
elif stackSize == 2:
self.contentStack.append([])
self.root = (name, attrs, self.contentStack[-1])
else:
l = []
self.contentStack[-1].append((name, attrs, l))
self.contentStack.append(l)
def fromXML(self, name, attrs, content, font): mapping = getattr(self, "mapping", None) if mapping is None: mapping = [] self.mapping = mapping outer = safeEval(attrs['outer']) inner = safeEval(attrs['inner']) assert inner <= 0xFFFF mapping.append((outer << 16) | inner)
def fromXML(self, name, attrs, content, ttFont):
if not hasattr(self, "values"):
self.values = array.array("h")
if name == "cv":
index = safeEval(attrs["index"])
value = safeEval(attrs["value"])
for i in range(1 + index - len(self.values)):
self.values.append(0)
self.values[index] = value
def fromXML(self, name, attrs, content, ttFont):
self.coverage = safeEval(attrs["coverage"])
self.version = safeEval(attrs["format"])
if not hasattr(self, "kernTable"):
self.kernTable = {}
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
self.kernTable[(attrs["l"], attrs["r"])] = safeEval(attrs["v"])
def fromXML(self, name, attrs, content, ttFont):
self.track = safeEval(attrs["value"])
self.nameIndex = safeEval(attrs["nameIndex"])
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, _ = element
if name != "track":
continue
size = safeEval(attrs["size"])
self[size] = safeEval(attrs["value"])
def fromXML(self, name, attrs, content, ttFont): if name == "tableHeader": self.signatureRecords = [] self.ulVersion = safeEval(attrs["version"]) self.usNumSigs = safeEval(attrs["numSigs"]) self.usFlag = safeEval(attrs["flag"]) return if name == "SignatureRecord": sigrec = SignatureRecord() sigrec.fromXML(name, attrs, content, ttFont) self.signatureRecords.append(sigrec)
def fromXML(self, name, attrs, content, ttFont):
self.nameID = safeEval(attrs["nameID"])
self.platformID = safeEval(attrs["platformID"])
self.platEncID = safeEval(attrs["platEncID"])
self.langID = safeEval(attrs["langID"])
s = strjoin(content).strip()
if self.platformID == 0 or (self.platformID == 3 and self.platEncID in (0, 1)):
self.string = s.encode("utf_16_be")
else:
# This is the inverse of write8bit...
self.string = s.encode("latin1")
def fromXML(self, xxx_todo_changeme1, ttFont):
(name, attrs, content) = xxx_todo_changeme1
self.coverage = safeEval(attrs["coverage"])
self.version = safeEval(attrs["format"])
if not hasattr(self, "kernTable"):
self.kernTable = {}
for element in content:
if type(element) != TupleType:
continue
name, attrs, content = element
self.kernTable[(attrs["l"], attrs["r"])] = safeEval(attrs["v"])
def fromXML(self, name, attrs, content, ttFont):
assert name == "NamedInstance"
self.subfamilyNameID = safeEval(attrs["subfamilyNameID"])
if "postscriptNameID" in attrs:
self.postscriptNameID = safeEval(attrs["postscriptNameID"])
else:
self.postscriptNameID = 0xFFFF
for tag, elementAttrs, _ in filter(lambda t: type(t) is tuple, content):
if tag == "coord":
self.coordinates[elementAttrs["axis"]] = safeEval(elementAttrs["value"])
def fromXML(self, name, attrs, content, ttFont): self.track = safeEval(attrs['value']) self.nameIndex = safeEval(attrs['nameIndex']) for element in content: if not isinstance(element, tuple): continue name, attrs, _ = element if name != 'track': continue size = safeEval(attrs['size']) self[size] = safeEval(attrs['value'])
def fromXML(self, name, attrs, content, ttFont):
self.nameID = safeEval(attrs["nameID"])
self.platformID = safeEval(attrs["platformID"])
self.platEncID = safeEval(attrs["platEncID"])
self.langID = safeEval(attrs["langID"])
s = strjoin(content).strip()
encoding = self.getEncoding()
if self.encodingIsUnicodeCompatible() or safeEval(attrs.get("unicode", "False")):
self.string = s.encode(encoding)
else:
# This is the inverse of write8bit...
self.string = s.encode("latin1")
def fromXML(self, name, attrs, content, ttFont):
self.language = safeEval(attrs["language"])
if not hasattr(self, "cmap"):
self.cmap = {}
cmap = self.cmap
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
if name != "map":
continue
cmap[safeEval(attrs["code"])] = attrs["name"]
def fromXML(self, name, attrs, content, ttFont):
if name == 'version':
self.version = float(safeEval(attrs['version']))
elif name == 'lang':
c = attrs['name']
self.langs[c] = []
for element in content:
if not isinstance(element, tuple): continue
tag, a, subcontent = element
if tag == 'feature':
self.langs[c].append((grUtils.tag2num(a['fid']),
int(safeEval(a['val']))))
def fromXML(self, name, attrs, content, ttFont):
self.language = safeEval(attrs["language"])
if not hasattr(self, "cmap"):
self.cmap = {}
cmap = self.cmap
for element in content:
if not isinstance(element, tuple):
continue
nameMap, attrsMap, dummyContent = element
if nameMap != "map":
assert 0, "Unrecognized keyword in cmap subtable"
cmap[safeEval(attrsMap["code"])] = attrsMap["name"]
def fromXML(self, name, attrs, content, font):
mapping = getattr(self, "mapping", None)
if mapping is None:
mapping = {}
self.mapping = mapping
try:
glyph = attrs['glyph']
except: # https://github.com/fonttools/fonttools/commit/21cbab8ce9ded3356fef3745122da64dcaf314e9#commitcomment-27649836
glyph = font.getGlyphOrder()[attrs['index']]
outer = safeEval(attrs['outer'])
inner = safeEval(attrs['inner'])
assert inner <= 0xFFFF
mapping[glyph] = (outer << 16) | inner
def fromXML(self, xxx_todo_changeme1, ttFont):
(name, attrs, content) = xxx_todo_changeme1
self.language = safeEval(attrs["language"])
if not hasattr(self, "cmap"):
self.cmap = {}
cmap = self.cmap
for element in content:
if type(element) != TupleType:
continue
name, attrs, content = element
if name != "map":
continue
cmap[safeEval(attrs["code"])] = attrs["name"]
def fromXML(self, name, attrs, content, ttFont):
if name == 'version':
self.scheme=int(safeEval(attrs['compressionScheme']))
self.version = float(safeEval(attrs['version']))
self.compilerVersion = int(safeEval(attrs['compilerVersion']))
return
if name == 'silf':
s = Silf()
self.silfs.append(s)
for element in content:
if not isinstance(element, tuple): continue
tag, attrs, subcontent = element
s.fromXML(tag, attrs, subcontent, ttFont, self.version)
def fromXML(self, name, attrs, content, ttFont):
if name == 'version':
self.version = safeEval(attrs['value'])
elif name == 'format':
self.format = safeEval(attrs['value'])
elif name in ('horizData', 'vertData'):
trackData = TrackData()
setattr(self, name, trackData)
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content_ = element
trackData.fromXML(name, attrs, content_, ttFont)
def fromXML(self, name, attrs, content, ttFont):
if name == "version":
self.version = safeEval(attrs["value"])
elif name == "format":
self.format = safeEval(attrs["value"])
elif name in ("horizData", "vertData"):
trackData = TrackData()
setattr(self, name, trackData)
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content_ = element
trackData.fromXML(name, attrs, content_, ttFont)
def fromXML(self, name, attrs, content, ttFont): if name == "tableVersion": self.tableVersion = safeEval(attrs["version"]) return if name[:12] != "cmap_format_": return if not hasattr(self, "tables"): self.tables = [] format = safeEval(name[12:]) table = CmapSubtable.newSubtable(format) table.platformID = safeEval(attrs["platformID"]) table.platEncID = safeEval(attrs["platEncID"]) table.fromXML(name, attrs, content, ttFont) self.tables.append(table)
def fromXML(self, name, attrs, content, ttFont):
if name == "segment":
axis = attrs["axis"]
segment = self.segments[axis] = {}
for element in content:
if isinstance(element, tuple):
elementName, elementAttrs, _ = element
if elementName == "mapping":
fromValue = safeEval(elementAttrs["from"])
toValue = safeEval(elementAttrs["to"])
if fromValue in segment:
log.warning("duplicate entry for %s in axis '%s'",
fromValue, axis)
segment[fromValue] = toValue
def fromXML(self, name, attrs, _content):
if name == "coord":
axis = attrs["axis"]
value = float(attrs["value"])
defaultMinValue = min(value, 0.0) # -0.3 --> -0.3; 0.7 --> 0.0
defaultMaxValue = max(value, 0.0) # -0.3 --> 0.0; 0.7 --> 0.7
minValue = float(attrs.get("min", defaultMinValue))
maxValue = float(attrs.get("max", defaultMaxValue))
self.axes[axis] = (minValue, value, maxValue)
elif name == "delta":
point = safeEval(attrs["pt"])
x = safeEval(attrs["x"])
y = safeEval(attrs["y"])
self.coordinates[point] = (x, y)
def fromXML(self, name, attrs, content, ttFont):
if name == "ref":
# glyph is a "dupe", i.e. a reference to another glyph's image data.
# in this case imageData contains the glyph id of the reference glyph
# get glyph id from glyphname
self.imageData = struct.pack(
">H",
ttFont.getGlyphID(safeEval("'''" + attrs["glyphname"] +
"'''")))
elif name == "hexdata":
self.imageData = readHex(content)
else:
from fontTools import ttLib
raise ttLib.TTLibError("can't handle '%s' element" % name)
def xmlRead(self, attrs, content, font):
if "empty" in attrs and safeEval(attrs["empty"]):
return None
table = self.tableClass()
Format = attrs.get("Format")
if Format is not None:
table.Format = int(Format)
for element in content:
if isinstance(element, tuple):
name, attrs, content = element
table.fromXML(name, attrs, content, font)
else:
pass
return table
def _readBitwiseImageData(bitmapObject, name, attrs, content, ttFont):
bitDepth = safeEval(attrs['bitDepth'])
metrics = SmallGlyphMetrics()
metrics.width = safeEval(attrs['width'])
metrics.height = safeEval(attrs['height'])
# A dict for mapping from ASCII to binary. All characters are considered
# a '1' except space, period and '0' which maps to '0'.
binaryConv = {' ': '0', '.': '0', '0': '0'}
dataRows = []
for element in content:
if not isinstance(element, tuple):
continue
name, attr, content = element
if name == 'row':
mapParams = zip(attr['value'], itertools.repeat('1'))
rowData = strjoin(itertools.starmap(binaryConv.get, mapParams))
dataRows.append(_binary2data(rowData))
bitmapObject.setRows(dataRows,
bitDepth=bitDepth,
metrics=metrics,
reverseBytes=True)
def fromXML(self, name, attrs, content, ttFont, locator):
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
if name == 'bitmapSizeTable':
self.bitmapSizeTable.fromXML(name, attrs, content, ttFont)
elif name.startswith(_indexSubTableSubclassPrefix):
indexFormat = safeEval(
name[len(_indexSubTableSubclassPrefix):])
indexFormatClass = locator.getIndexFormatClass(indexFormat)
indexSubTable = indexFormatClass(None, None)
indexSubTable.indexFormat = indexFormat
indexSubTable.fromXML(name, attrs, content, ttFont)
self.indexSubTables.append(indexSubTable)
def fromXML(self, name, attrs, content, ttFont):
if name == "GlyphRecord":
if not hasattr(self, "glyphRecords"):
self.glyphRecords = []
glyphRec = GlyphRecord()
self.glyphRecords.append(glyphRec)
for element in content:
if isinstance(element, basestring):
continue
name, attrs, content = element
glyphRec.fromXML(name, attrs, content, ttFont)
glyphRec.offset = -1
glyphRec.nMetaEntry = len(glyphRec.stringRecs)
else:
setattr(self, name, safeEval(attrs["value"]))
def fromXML(self, name, attrs, content, ttFont):
if name == "version":
setattr(self, name, safeEval(attrs["value"]))
elif name == "flags":
setattr(self, name, binary2num(attrs["value"]))
elif name == "strike":
current_strike = Strike()
for element in content:
if isinstance(element, tuple):
name, attrs, content = element
current_strike.fromXML(name, attrs, content, ttFont)
self.strikes[current_strike.ppem] = current_strike
else:
from fontTools import ttLib
raise ttLib.TTLibError("can't handle '%s' element" % name)
def fromXML(self, name, attrs, content, ttFont):
if name == "version":
self.version = safeEval(attrs["value"])
elif name == "reserved":
self.reserved = safeEval(attrs["value"])
elif name == "glyphVariations":
if not hasattr(self, "variations"):
self.variations = {}
glyphName = attrs["glyph"]
glyph = ttFont["glyf"][glyphName]
numPointsInGlyph = self.getNumPoints_(glyph)
glyphVariations = []
for element in content:
if isinstance(element, tuple):
name, attrs, content = element
if name == "tuple":
gvar = TupleVariation({}, [None] * numPointsInGlyph)
glyphVariations.append(gvar)
for tupleElement in content:
if isinstance(tupleElement, tuple):
tupleName, tupleAttrs, tupleContent = tupleElement
gvar.fromXML(tupleName, tupleAttrs,
tupleContent)
self.variations[glyphName] = glyphVariations
def fromXML(self, xxx_todo_changeme1, ttFont): (name, attrs, content) = xxx_todo_changeme1 if name == "StringRecord": stringRec = StringRecord() self.stringRecs.append(stringRec) for element in content: if type(element) is str: continue stringRec.fromXML(element, ttFont) stringRec.stringLen = len(stringRec.string) else: value = attrs["value"] try: value = safeEval(value) except OverflowError: value = int(value) setattr(self, name, value)
def fromXML(self, name, attrs, content, font):
self.__init__()
content = [t for t in content if isinstance(t, tuple)]
for eltName, eltAttrs, eltContent in content:
if eltName == "NewState":
self.NewState = safeEval(eltAttrs["value"])
elif eltName == "Flags":
for flag in eltAttrs["value"].split(","):
self._setFlag(flag.strip())
elif eltName == "CurrentInsertionAction":
self.CurrentInsertionAction.append(
eltAttrs["glyph"])
elif eltName == "MarkedInsertionAction":
self.MarkedInsertionAction.append(
eltAttrs["glyph"])
else:
assert False, eltName
def fromXML(self, name, attrs, content, ttFont):
if name == "GMAPRecord":
if not hasattr(self, "gmapRecords"):
self.gmapRecords = []
gmapRecord = GMAPRecord()
self.gmapRecords.append(gmapRecord)
for element in content:
if isinstance(element, str):
continue
name, attrs, content = element
gmapRecord.fromXML(name, attrs, content, ttFont)
else:
value = attrs["value"]
if name == "PSFontName":
self.psFontName = value
else:
setattr(self, name, safeEval(value))
class FixedSizeIndexSubTableMixin:
def writeMetrics(self, writer, ttFont):
writer.simpletag('imageSize', value=self.imageSize)
writer.newline()
self.metrics.toXML(writer, ttFont)
def readMetrics(self, (name, attrs, content), ttFont):
for element in content:
if type(element) != TupleType:
continue
name, attrs, content = element
if name == 'imageSize':
self.imageSize = safeEval(attrs['value'])
elif name == BigGlyphMetrics.__name__:
self.metrics = BigGlyphMetrics()
self.metrics.fromXML(element, ttFont)
elif name == SmallGlyphMetrics.__name__:
print "Warning: SmallGlyphMetrics being ignored in format %d." % self.indexFormat
class SbitLineMetrics:
def toXML(self, name, writer, ttFont):
writer.begintag('sbitLineMetrics', [('direction', name)])
writer.newline()
for metricName in sstruct.getformat(sbitLineMetricsFormat)[1]:
writer.simpletag(metricName, value=getattr(self, metricName))
writer.newline()
writer.endtag('sbitLineMetrics')
writer.newline()
def fromXML(self, (name, attrs, content), ttFont):
metricNames = set(sstruct.getformat(sbitLineMetricsFormat)[1])
for element in content:
if type(element) != TupleType:
continue
name, attrs, content = element
if name in metricNames:
vars(self)[name] = safeEval(attrs['value'])
def fromXML(self, name, attrs, content, ttFont):
# Create a lookup for all the simple names that make sense to
# bitmap size table. Only read the information from these names.
dataNames = set(self._getXMLMetricNames())
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
if name == 'sbitLineMetrics':
direction = attrs['direction']
assert direction in ('hori', 'vert'), "SbitLineMetrics direction specified invalid."
metricObj = SbitLineMetrics()
metricObj.fromXML(name, attrs, content, ttFont)
vars(self)[direction] = metricObj
elif name in dataNames:
vars(self)[name] = safeEval(attrs['value'])
else:
log.warning("unknown name '%s' being ignored in BitmapSizeTable.", name)
def fromXML(self, xxx_todo_changeme, ttFont):
(name, attrs, content) = xxx_todo_changeme
if not hasattr(self, "VOriginRecords"):
self.VOriginRecords = {}
self.getGlyphName = ttFont.getGlyphName # for use in get/set item functions, for access by GID
if name == "VOriginRecord":
for element in content:
if type(element) is str:
continue
vOriginRec = VOriginRecord()
for element in content:
if type(element) is str:
continue
vOriginRec.fromXML(element, ttFont)
self.VOriginRecords[vOriginRec.glyphName] = vOriginRec.vOrigin
elif "value" in attrs:
value = safeEval(attrs["value"])
setattr(self, name, value)
def fromXML(self, name, attrs, content, ttFont):
if not hasattr(self, "palettes"):
self.palettes = []
if name == "palette":
palette = []
for element in content:
if isinstance(element, basestring):
continue
palette = []
for element in content:
if isinstance(element, basestring):
continue
color = Color()
color.fromXML(element[0], element[1], element[2], ttFont)
palette.append(color)
self.palettes.append(palette)
elif "value" in attrs:
value = safeEval(attrs["value"])
setattr(self, name, value)
def fromXML(self, name, attrs, content, ttFont):
if not hasattr(self, "ColorLayers"):
self.ColorLayers = {}
self.getGlyphName = ttFont.getGlyphName # for use in get/set item functions, for access by GID
if name == "ColorGlyph":
glyphName = attrs["name"]
for element in content:
if isinstance(element, basestring):
continue
layers = []
for element in content:
if isinstance(element, basestring):
continue
layer = LayerRecord()
layer.fromXML(element[0], element[1], element[2], ttFont)
layers.append(layer)
operator.setitem(self, glyphName, layers)
elif "value" in attrs:
setattr(self, name, safeEval(attrs["value"]))
def xmlRead(self, attrs, content, font):
if "empty" in attrs and safeEval(attrs["empty"]):
return None
table = self.tableClass()
Format = attrs.get("Format")
if Format is not None:
table.Format = int(Format)
noPostRead = not hasattr(table, 'postRead')
if noPostRead:
# TODO Cache table.hasPropagated.
cleanPropagation = False
for conv in table.getConverters():
if conv.isPropagated:
cleanPropagation = True
if not hasattr(font, '_propagator'):
font._propagator = {}
propagator = font._propagator
assert conv.name not in propagator, (conv.name, propagator)
setattr(table, conv.name, None)
propagator[conv.name] = CountReference(
table.__dict__, conv.name)
for element in content:
if isinstance(element, tuple):
name, attrs, content = element
table.fromXML(name, attrs, content, font)
else:
pass
table.populateDefaults(propagator=getattr(font, '_propagator', None))
if noPostRead:
if cleanPropagation:
for conv in table.getConverters():
if conv.isPropagated:
propagator = font._propagator
del propagator[conv.name]
if not propagator:
del font._propagator
return table
class BitmapSizeTable:
# Returns all the simple metric names that bitmap size table
# cares about in terms of XML creation.
def _getXMLMetricNames(self):
dataNames = sstruct.getformat(bitmapSizeTableFormatPart1)[1]
dataNames = dataNames + sstruct.getformat(
bitmapSizeTableFormatPart2)[1]
# Skip the first 3 data names because they are byte offsets and counts.
return dataNames[3:]
def toXML(self, writer, ttFont):
writer.begintag('bitmapSizeTable')
writer.newline()
for metric in ('hori', 'vert'):
getattr(self, metric).toXML(metric, writer, ttFont)
for metricName in self._getXMLMetricNames():
writer.simpletag(metricName, value=getattr(self, metricName))
writer.newline()
writer.endtag('bitmapSizeTable')
writer.newline()
def fromXML(self, (name, attrs, content), ttFont):
# Create a lookup for all the simple names that make sense to
# bitmap size table. Only read the information from these names.
dataNames = set(self._getXMLMetricNames())
for element in content:
if type(element) != TupleType:
continue
name, attrs, content = element
if name == 'sbitLineMetrics':
direction = attrs['direction']
assert direction in (
'hori',
'vert'), "SbitLineMetrics direction specified invalid."
metricObj = SbitLineMetrics()
metricObj.fromXML(element, ttFont)
vars(self)[direction] = metricObj
elif name in dataNames:
vars(self)[name] = safeEval(attrs['value'])
else:
print "Warning: unknown name '%s' being ignored in BitmapSizeTable." % name
def fromXML(self, xxx_todo_changeme, ttFont): (name, attrs, content) = xxx_todo_changeme if name == "GlyphRecord": if not hasattr(self, "glyphRecords"): self.glyphRecords = [] glyphRec = GlyphRecord() self.glyphRecords.append(glyphRec) for element in content: if type(element) is str: continue glyphRec.fromXML(element, ttFont) glyphRec.offset = -1 glyphRec.nMetaEntry = len(glyphRec.stringRecs) else: value = attrs["value"] try: value = safeEval(value) except OverflowError: value = int(value) setattr(self, name, value)
def fromXML(self, name, attrs, content, ttFont):
if name != "TTGlyph":
return
if not hasattr(self, "glyphs"):
self.glyphs = {}
if not hasattr(self, "glyphOrder"):
self.glyphOrder = ttFont.getGlyphOrder()
glyphName = attrs["name"]
log.debug("unpacking glyph '%s'", glyphName)
glyph = Glyph()
for attr in ['xMin', 'yMin', 'xMax', 'yMax']:
setattr(glyph, attr, safeEval(attrs.get(attr, '0')))
self.glyphs[glyphName] = glyph
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
glyph.fromXML(name, attrs, content, ttFont)
if not ttFont.recalcBBoxes:
glyph.compact(self, 0)
def fromXML(self, name, attrs, content, ttFont, version=2.0):
if name == 'linearClasses':
for element in content:
if not isinstance(element, tuple): continue
tag, attrs, subcontent = element
if tag == 'linear':
l = content_string(subcontent).split()
self.linear.append(l)
elif name == 'nonLinearClasses':
for element in content:
if not isinstance(element, tuple): continue
tag, attrs, subcontent = element
if tag == 'nonLinear':
l = {}
for e in subcontent:
if not isinstance(e, tuple): continue
tag, attrs, subsubcontent = e
if tag == 'map':
l[attrs['glyph']] = int(safeEval(attrs['index']))
self.nonLinear.append(l)
def fromXML(self, name, attrs, content, ttFont): if name == "GMAPs": if not hasattr(self, "GMAPs"): self.GMAPs = [] for element in content: if isinstance(element, basestring): continue itemName, itemAttrs, itemContent = element if itemName == "hexdata": self.GMAPs.append(readHex(itemContent)) elif name == "glyphlets": if not hasattr(self, "glyphlets"): self.glyphlets = [] for element in content: if isinstance(element, basestring): continue itemName, itemAttrs, itemContent = element if itemName == "hexdata": self.glyphlets.append(readHex(itemContent)) else: setattr(self, name, safeEval(attrs["value"]))
def fromXML(self, name, attrs, content, ttFont):
if name not in ("psNames", "extraNames", "hexdata"):
setattr(self, name, safeEval(attrs["value"]))
elif name == "psNames":
self.mapping = {}
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
if name == "psName":
self.mapping[attrs["name"]] = attrs["psName"]
elif name == "extraNames":
self.extraNames = []
for element in content:
if not isinstance(element, tuple):
continue
name, attrs, content = element
if name == "psName":
self.extraNames.append(attrs["name"])
else:
self.data = readHex(content)
class LayerRecord:
def __init__(self, name=None, colorID=None):
self.name = name
self.colorID = colorID
def toXML(self, writer, ttFont):
writer.simpletag("layer", name=self.name, colorID=self.colorID)
writer.newline()
def fromXML(self, (eltname, attrs, content), ttFont):
for (name, value) in attrs.items():
if name == "name":
if type(value) == IntType:
value = ttFont.getGlyphName(value)
setattr(self, name, value)
else:
try:
value = safeEval(value)
except OverflowError:
value = long(value)
setattr(self, name, value)
class EbdtComponent:
def toXML(self, writer, ttFont):
writer.begintag('ebdtComponent', [('name', self.name)])
writer.newline()
for componentName in sstruct.getformat(ebdtComponentFormat)[1][1:]:
writer.simpletag(componentName, value=getattr(self, componentName))
writer.newline()
writer.endtag('ebdtComponent')
writer.newline()
def fromXML(self, (name, attrs, content), ttFont):
self.name = attrs['name']
componentNames = set(sstruct.getformat(ebdtComponentFormat)[1][1:])
for element in content:
if type(element) != TupleType:
continue
name, attrs, content = element
if name in componentNames:
vars(self)[name] = safeEval(attrs['value'])
else:
print "Warning: unknown name '%s' being ignored by EbdtComponent." % name
def fromXML(self, xxx_todo_changeme1, ttFont):
(name, attrs, content) = xxx_todo_changeme1
if name == "GMAPRecord":
if not hasattr(self, "gmapRecords"):
self.gmapRecords = []
gmapRecord = GMAPRecord()
self.gmapRecords.append(gmapRecord)
for element in content:
if type(element) is str:
continue
gmapRecord.fromXML(element, ttFont)
else:
value = attrs["value"]
if name == "PSFontName":
self.psFontName = value
else:
try:
value = safeEval(value)
except OverflowError:
value = int(value)
setattr(self, name, value)
def fromXML(self, xxx_todo_changeme, ttFont):
(name, attrs, content) = xxx_todo_changeme
if name != "TTGlyph":
return
if not hasattr(self, "glyphs"):
self.glyphs = {}
if not hasattr(self, "glyphOrder"):
self.glyphOrder = ttFont.getGlyphOrder()
glyphName = attrs["name"]
if ttFont.verbose:
ttLib.debugmsg("unpacking glyph '%s'" % glyphName)
glyph = Glyph()
for attr in ['xMin', 'yMin', 'xMax', 'yMax']:
setattr(glyph, attr, safeEval(attrs.get(attr, '0')))
self.glyphs[glyphName] = glyph
for element in content:
if type(element) is not tuple:
continue
glyph.fromXML(element, ttFont)
if not ttFont.recalcBBoxes:
glyph.compact(self, 0)
class BitmapGlyphMetrics:
def toXML(self, writer, ttFont):
writer.begintag(self.__class__.__name__)
writer.newline()
for metricName in sstruct.getformat(self.__class__.binaryFormat)[1]:
writer.simpletag(metricName, value=getattr(self, metricName))
writer.newline()
writer.endtag(self.__class__.__name__)
writer.newline()
def fromXML(self, (name, attrs, content), ttFont):
metricNames = set(sstruct.getformat(self.__class__.binaryFormat)[1])
for element in content:
if type(element) != TupleType:
continue
name, attrs, content = element
# Make sure this is a metric that is needed by GlyphMetrics.
if name in metricNames:
vars(self)[name] = safeEval(attrs['value'])
else:
print "Warning: unknown name '%s' being ignored in %s." % name, self.__class__.__name__
class table_L_T_S_H_(DefaultTable.DefaultTable):
def decompile(self, data, ttFont):
version, numGlyphs = struct.unpack(">HH", data[:4])
data = data[4:]
assert version == 0, "unknown version: %s" % version
assert (len(data) %
numGlyphs) < 4, "numGlyphs doesn't match data length"
# ouch: the assertion is not true in Chicago!
#assert numGlyphs == ttFont['maxp'].numGlyphs
yPels = array.array("B")
yPels.fromstring(data)
self.yPels = {}
for i in range(numGlyphs):
self.yPels[ttFont.getGlyphName(i)] = yPels[i]
def compile(self, ttFont):
version = 0
names = self.yPels.keys()
numGlyphs = len(names)
yPels = [0] * numGlyphs
# ouch: the assertion is not true in Chicago!
#assert len(self.yPels) == ttFont['maxp'].numGlyphs == numGlyphs
for name in names:
yPels[ttFont.getGlyphID(name)] = self.yPels[name]
yPels = array.array("B", yPels)
return struct.pack(">HH", version, numGlyphs) + yPels.tostring()
def toXML(self, writer, ttFont):
names = self.yPels.keys()
names.sort()
for name in names:
writer.simpletag("yPel", name=name, value=self.yPels[name])
writer.newline()
def fromXML(self, (name, attrs, content), ttFont):
if not hasattr(self, "yPels"):
self.yPels = {}
if name <> "yPel":
return # ignore unknown tags
self.yPels[attrs["name"]] = safeEval(attrs["value"])
def fromXML(self, xxx_todo_changeme, ttFont):
(name, attrs, content) = xxx_todo_changeme
if name not in ("psNames", "extraNames", "hexdata"):
setattr(self, name, safeEval(attrs["value"]))
elif name == "psNames":
self.mapping = {}
for element in content:
if type(element) is not tuple:
continue
name, attrs, content = element
if name == "psName":
self.mapping[attrs["name"]] = attrs["psName"]
elif name == "extraNames":
self.extraNames = []
for element in content:
if type(element) is not tuple:
continue
name, attrs, content = element
if name == "psName":
self.extraNames.append(attrs["name"])
else:
self.data = readHex(content)
