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"""Tool for exporting GLIFs from FontLab"""
import FL
import os
from robofab.interface.all.dialogs import ProgressBar
from robofab.glifLib import GlyphSet
from robofab.tools.glifImport import GlyphPlaceholder
from robofab.pens.flPen import drawFLGlyphOntoPointPen
def exportGlyph(glyphName, flGlyph, glyphSet):
"""Export a FontLab glyph."""
glyph = GlyphPlaceholder()
glyph.width = flGlyph.width
glyph.unicodes = flGlyph.unicodes
if flGlyph.note:
glyph.note = flGlyph.note
customdata = flGlyph.customdata
if customdata:
from cStringIO import StringIO
from robofab.plistlib import readPlist, Data
f = StringIO(customdata)
try:
glyph.lib = readPlist(f)
except: # XXX ugh, plistlib can raise lots of things
# Anyway, customdata does not contain valid plist data,
# but we don't need to toss it!
glyph.lib = {"org.robofab.fontlab.customdata": Data(customdata)}
def drawPoints(pen):
# whoohoo, nested scopes are cool.
drawFLGlyphOntoPointPen(flGlyph, pen)
glyphSet.writeGlyph(glyphName, glyph, drawPoints)
def exportGlyphs(font, glyphs=None, dest=None, doProgress=True, bar=None):
"""Export all glyphs in a FontLab font"""
if dest is None:
dir, base = os.path.split(font.file_name)
base = base.split(".")[0] + ".glyphs"
dest = os.path.join(dir, base)
if not os.path.exists(dest):
os.makedirs(dest)
glyphSet = GlyphSet(dest)
if glyphs is None:
indices = range(len(font))
else:
indices = []
for glyphName in glyphs:
indices.append(font.FindGlyph(glyphName))
barStart = 0
closeBar = False
if doProgress:
if not bar:
bar = ProgressBar("Exporting Glyphs", len(indices))
closeBar = True
else:
barStart = bar.getCurrentTick()
else:
bar = None
try:
done = {}
for i in range(len(indices)):
#if not (i % 10) and not bar.tick(i + barStart):
# raise KeyboardInterrupt
index = indices[i]
flGlyph = font[index]
if flGlyph is None:
continue
glyphName = flGlyph.name
if not glyphName:
print "can't dump glyph #%s, it has no glyph name" % i
else:
if glyphName in done:
n = 1
while ("%s#%s" % (glyphName, n)) in done:
n += 1
glyphName = "%s#%s" % (glyphName, n)
done[glyphName] = None
exportGlyph(glyphName, flGlyph, glyphSet)
if bar and not i % 10:
bar.tick(barStart + i)
# Write out contents.plist
glyphSet.writeContents()
except KeyboardInterrupt:
if bar:
bar.close()
bar = None
if bar and closeBar:
bar.close()
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