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fontparse.py
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fontparse.py
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#!/usr/bin/env python
# EDM magic font script
# Michael Davidsaver <mdavidsaver@bnl.gov>
# 20091113
#
# $ cat << EOF > fonts.list
# 3 0 0
# helvetica-medium-r-12.0
# helvetica-medium-r-18.0
# EOF
# $ xlsfonts -fn '-*-*-*-*-*-*-*-*-75-75-*-*-*-*' | ./fontparse.py >> fonts.list
#
import sys,re
from collections import defaultdict
inp=sys.stdin
outp=sys.stdout
xfontpat='-([^-]*)'
xfont=re.compile(xfontpat)
#print >>sys.stderr, 'Matching',xfontpat
fset = defaultdict(list)
# read and store by family
melem=0
for line in inp.readlines():
#remove '\n'
line=line[:-1]
spec = xfont.findall(line)
if len(spec)<14:
# print >>sys.stderr, 'invalid spec?',line
continue
fset[spec[1]].append(spec)
melem=max(melem, len(spec))
# print >>sys.stderr, spec
print >>sys.stderr, 'Found',len(fset.keys()),'Families'
for family in fset.keys():
print >>sys.stderr, '\nfamily',family,'has',len(fset[family]),'fonts'
# These aren't practically usable
if len(fset[family]) < 32:
print >>sys.stderr, "Too small, skipping..."
del fset[family]
# digest and group be field
for family in fset.keys():
fspecs = map(lambda x:set(),range(melem))
for fn in fset[family]:
# print fn
for i in range(len(fn)):
# print i,fn[i],fspecs[i]
fspecs[i].add(fn[i])
fspecs=map(list,fspecs)
# X11 font spec
# fields
# 0 - foundry
# 1 - family (ie times or helvetica)
# 2 - weight (bold)
# 3 - slant (r = normal,i , o)
# 4 - setwidth (normal, condensed)
# 5 - addedstyle (usually empty '')
# 6 - pixelsize (usually all '*')
# 7 - point size
# 8 - resx (75 or 100)
# 9 - resy
#10 - space (m = mono, p = propor, c = cell)
#11 - average width
#12 - registry
#13 - encoding
# -*-*-*-*-*-*-*-*-75-75-*-*-*-*
fspecs[0]=['*']
# ensure that the ordering is correct
slant=[]
for s in 'rio':
if s in fspecs[3]:
slant.append(s)
fspecs[3]=slant
#fspecs[5]=['']
fspecs[6]=['*']
fspecs[11]=['*']
fspecs[12]=['*']
fspecs[13]=['*']
# EDM likes only 75 dpi fonts
fspecs[8]=['75']
fspecs[9]=['75']
# sort numeric fields and remove 0's
for i in [7]:
d=fspecs[i]
val=map(int,d)
val.sort()
val=filter(lambda x:x!=0,val)
d=map(str,val)
fspecs[i]=d
#print fspecs
# Create the spec line
# -*-*-*-*-*-...
ln=''
for field in fspecs:
ln=ln+'-'
if len(field)==0:
# empty fields '--'
pass
elif len(field)==1:
# single fields '-val-'
ln=ln+str(field[0])
else:
# group fields '-(a,b,c)-'
s=reduce(lambda a,b:a+b, map(lambda x:x+',',field),'')
s=s[:-1] # drop last ','
ln=ln+'(%s)' % s
# print ln
outp.write('%s=%s\n'%(family,ln))