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Compile tables

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This commit is contained in:
Behdad Esfahbod 2015-10-27 16:07:11 -07:00
parent 04e94b18ee
commit 536a40ce26
1 changed files with 29 additions and 6 deletions
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35
fw2ft.py
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@ -109,7 +109,6 @@ def parseAlternate(self, lines):
def parseLigature(self, lines):
self.ligatures = {}
for line in lines:
assert len(line) >= 2, line
ligGlyph, firstGlyph = line[:2]
@ -118,9 +117,7 @@ def parseLigature(self, lines):
ligature.Component = otherComponents
ligature.CompCount = len(ligature.Component) + 1
ligature.LigGlyph = ligGlyph
if firstGlyph not in self.ligatures:
self.ligatures[firstGlyph] = []
self.ligatures[firstGlyph].append(ligature)
self.ligatures.setdefault(firstGlyph, []).append(ligature)
def parseSinglePos(self, lines):
raise NotImplementedError
@ -140,8 +137,10 @@ def parseMarkToLigature(self, lines):
def parseContext(self, lines):
typ = lines.peek()[0]
if typ == 'glyph':
self.Format = 1
return
elif typ == 'class definition begin':
self.Format = 2
return
print(typ)
raise NotImplementedError
@ -149,8 +148,10 @@ def parseContext(self, lines):
def parseChained(self, lines):
typ = lines.peek()[0]
if typ == 'glyph':
self.Format = 1
return
elif typ == 'backtrackclass definition begin':
self.Format = 2
return
print(typ)
raise NotImplementedError
@ -167,7 +168,7 @@ def parseLookupList(lines, tableTag):
lookup = ot.Lookup()
self.Lookup.append(lookup)
lookup.LookupFlags = parseLookupFlags(lookupLines)
lookup.LookupFlag = parseLookupFlags(lookupLines)
lookup.LookupType, parseLookupSubTable = {
'GSUB': {
'single': (1, parseSingleSubst),
@ -203,6 +204,7 @@ def parseLookupList(lines, tableTag):
def parseGSUB(lines):
debug("Parsing GSUB")
self = ot.GSUB()
self.Version = 1.0
self.ScriptList = parseScriptList(lines)
self.FeatureList = parseFeatureList(lines)
self.LookupList = parseLookupList(lines, 'GSUB')
@ -211,6 +213,7 @@ def parseGSUB(lines):
def parseGPOS(lines):
debug("Parsing GPOS")
self = ot.GPOS()
self.Version = 1.0
# TODO parse EM?
self.ScriptList = parseScriptList(lines)
self.FeatureList = parseFeatureList(lines)
@ -304,9 +307,29 @@ def compile(f):
container.table = table
return container
class MockFont(object):
def __init__(self):
self._glyphOrder = ['.notdef']
self._reverseGlyphOrder = {'.notdef': 0}
def getGlyphID(self, glyph):
gid = self._reverseGlyphOrder.get(glyph, None)
if gid is None:
gid = len(self._glyphOrder)
self._glyphOrder.append(glyph)
self._reverseGlyphOrder[glyph] = gid
return gid
def getGlyphName(self, gid):
return self._glyphOrder[gid]
if __name__ == '__main__':
import sys
font = MockFont()
for f in sys.argv[1:]:
debug("Processing", f)
compile(open(f, 'rt'))
table = compile(open(f, 'rt'))
blob = table.compile(font)