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added support for the new ttdump -s output: read file references from mini-ttx file

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git-svn-id: svn://svn.code.sf.net/p/fonttools/code/trunk@213 4cde692c-a291-49d1-8350-778aa11640f8
This commit is contained in:
jvr 2002-05-11 21:38:26 +00:00
parent 0f29303474
commit 4bb05c6ad4
1 changed files with 19 additions and 10 deletions
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29
Lib/fontTools/ttLib/xmlImport.py
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@ -1,6 +1,7 @@
from fontTools import ttLib from fontTools import ttLib
from fontTools.misc.textTools import safeEval from fontTools.misc.textTools import safeEval
from fontTools.ttLib.tables.DefaultTable import DefaultTable from fontTools.ttLib.tables.DefaultTable import DefaultTable
import os
class TTXParseError(Exception): pass class TTXParseError(Exception): pass
@ -10,14 +11,15 @@ BUFSIZE = 0x4000
class ExpatParser: class ExpatParser:
def __init__(self, ttFont, progress=None): def __init__(self, ttFont, fileName, progress=None):
self.ttFont = ttFont self.ttFont = ttFont
self.fileName = fileName
self.progress = progress self.progress = progress
self.root = None self.root = None
self.contentStack = [] self.contentStack = []
self.stackSize = 0 self.stackSize = 0
def parseFile(self, file): def parse(self):
from xml.parsers.expat import ParserCreate from xml.parsers.expat import ParserCreate
parser = ParserCreate() parser = ParserCreate()
parser.returns_unicode = 0 parser.returns_unicode = 0
@ -25,6 +27,7 @@ class ExpatParser:
parser.EndElementHandler = self.endElementHandler parser.EndElementHandler = self.endElementHandler
parser.CharacterDataHandler = self.characterDataHandler parser.CharacterDataHandler = self.characterDataHandler
file = open(self.fileName)
pos = 0 pos = 0
while 1: while 1:
chunk = file.read(BUFSIZE) chunk = file.read(BUFSIZE)
@ -35,6 +38,7 @@ class ExpatParser:
if self.progress: if self.progress:
self.progress.set(pos / 100) self.progress.set(pos / 100)
parser.Parse(chunk, 0) parser.Parse(chunk, 0)
file.close()
def startElementHandler(self, name, attrs): def startElementHandler(self, name, attrs):
stackSize = self.stackSize stackSize = self.stackSize
@ -42,12 +46,19 @@ class ExpatParser:
if not stackSize: if not stackSize:
if name <> "ttFont": if name <> "ttFont":
raise TTXParseError, "illegal root tag: %s" % name raise TTXParseError, "illegal root tag: %s" % name
sfntVersion = attrs.get("sfntVersion", "\000\001\000\000") sfntVersion = attrs.get("sfntVersion")
if len(sfntVersion) <> 4: if sfntVersion is not None:
sfntVersion = safeEval('"' + sfntVersion + '"') if len(sfntVersion) <> 4:
self.ttFont.sfntVersion = sfntVersion sfntVersion = safeEval('"' + sfntVersion + '"')
self.ttFont.sfntVersion = sfntVersion
self.contentStack.append([]) self.contentStack.append([])
elif stackSize == 1: elif stackSize == 1:
subFile = attrs.get("src")
if subFile is not None:
subFile = os.path.join(os.path.dirname(self.fileName), subFile)
importXML(self.ttFont, subFile, self.progress)
self.contentStack.append([])
return
msg = "Parsing '%s' table..." % ttLib.xmltag2tag(name) msg = "Parsing '%s' table..." % ttLib.xmltag2tag(name)
if self.progress: if self.progress:
self.progress.setlabel(msg) self.progress.setlabel(msg)
@ -120,8 +131,6 @@ def importXML(ttFont, fileName, progress=None):
if progress: if progress:
import stat import stat
progress.set(0, os.stat(fileName)[stat.ST_SIZE] / 100 or 1) progress.set(0, os.stat(fileName)[stat.ST_SIZE] / 100 or 1)
p = ExpatParser(ttFont, progress) p = ExpatParser(ttFont, fileName, progress)
file = open(fileName) p.parse()
p.parseFile(file)
file.close()