def build(self):
st = otTables.CursivePos()
st.Format = 1
st.Coverage = self.buildCoverage_(self.attachments.keys())
st.EntryExitCount = len(self.attachments)
st.EntryExitRecord = []
for glyph in st.Coverage.glyphs:
location, entryAnchor, exitAnchor = self.attachments[glyph]
rec = otTables.EntryExitRecord()
st.EntryExitRecord.append(rec)
rec.EntryAnchor = entryAnchor
rec.ExitAnchor = exitAnchor
return self.buildLookup_([st])
def buildCursivePosSubtable(attach, glyphMap):
"""{"alef": (entry, exit)} --> otTables.CursivePos"""
if not attach:
return None
self = ot.CursivePos()
self.Format = 1
self.Coverage = buildCoverage(attach.keys(), glyphMap)
self.EntryExitRecord = []
for glyph in self.Coverage.glyphs:
entryAnchor, exitAnchor = attach[glyph]
rec = ot.EntryExitRecord()
rec.EntryAnchor = entryAnchor
rec.ExitAnchor = exitAnchor
self.EntryExitRecord.append(rec)
self.EntryExitCount = len(self.EntryExitRecord)
return self
def parseCursive(self, lines, font, _lookupMap=None):
self.Format = 1
self.EntryExitRecord = []
records = {}
for line in lines:
assert len(line) in [3,4], line
idx,klass = {
'entry': (0,ot.EntryAnchor),
'exit': (1,ot.ExitAnchor),
}[line[0]]
glyph = makeGlyph(line[1])
if glyph not in records:
records[glyph] = [None,None]
assert records[glyph][idx] is None, (glyph, idx)
records[glyph][idx] = makeAnchor(line[2:], klass)
self.Coverage = makeCoverage(records.keys(), font)
recs = self.EntryExitRecord = []
for glyph in self.Coverage.glyphs:
rec = ot.EntryExitRecord()
rec.EntryAnchor,rec.ExitAnchor = records[glyph]
recs.append(rec)
self.EntryExitCount = len(self.EntryExitRecord)