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#!/usr/bin/env python3
'''Write mapping of graphite names to new graphite names based on:
- two ttf files
- the gdl files produced by makeGdl run against those fonts
This could be different versions of makeGdl
- a csv mapping glyph names used in original ttf to those in the new font '''
__url__ = 'https://github.com/silnrsi/pysilfont'
__copyright__ = 'Copyright (c) 2016 SIL International (https://www.sil.org)'
__license__ = 'Released under the MIT License (https://opensource.org/licenses/MIT)'
__author__ = 'David Raymond'
from silfont.core import execute
import datetime
suffix = "_mapGDLnames2"
argspec = [
('ifont1',{'help': 'First ttf font file'}, {'type': 'infont'}),
('ifont2',{'help': 'Second ttf font file'}, {'type': 'infont'}),
('gdl1',{'help': 'Original make_gdl file'}, {'type': 'infile'}),
('gdl2',{'help': 'Updated make_gdl file'}, {'type': 'infile'}),
('-m','--mapping',{'help': 'Mapping csv file'}, {'type': 'incsv', 'def': '_map.csv'}),
('-o','--output',{'help': 'Ouput csv file'}, {'type': 'outfile', 'def': suffix+'.csv'}),
('-l','--log',{'help': 'Log file'}, {'type': 'outfile', 'def': suffix+'.log'}),
('--nocomments',{'help': 'No comments in output files', 'action': 'store_true', 'default': False},{})]
def doit(args) :
logger = args.paramsobj.logger
# Check input fonts are ttf
fontfile1 = args.cmdlineargs[1]
fontfile2 = args.cmdlineargs[2]
if fontfile1[-3:] != "ttf" or fontfile2[-3:] != "ttf" :
logger.log("Input fonts needs to be ttf files", "S")
font1 = args.ifont1
font2 = args.ifont2
gdlfile1 = args.gdl1
gdlfile2 = args.gdl2
mapping = args.mapping
outfile = args.output
# Add initial comments to outfile
if not args.nocomments :
outfile.write("# " + datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S ") + args.cmdlineargs[0] + "\n")
outfile.write("# "+" ".join(args.cmdlineargs[1:])+"\n\n")
# Process gdl files
oldgrnames = {}
for line in gdlfile1 :
# Look for lines of format <grname> = glyphid(nnn)...
pos = line.find(" = glyphid(")
if pos == -1 : continue
grname = line[0:pos]
gid = line[pos+11:line.find(")")]
oldgrnames[int(gid)]=grname
newgrnames = {}
for line in gdlfile2 :
# Look for lines of format <grname> = glyphid(nnn)...
pos = line.find(" = glyphid(")
if pos == -1 : continue
grname = line[0:pos]
gid = line[pos+11:line.find(")")]
newgrnames[int(gid)]=grname
# Process mapping file
SILnames = {}
mapping.numfields = 2
for line in mapping : SILnames[line[1]] = line[0]
# Map SIL name to gids in font 2
SILtogid2={}
for glyph in font2.glyphs(): SILtogid2[glyph.glyphname] = glyph.originalgid
# Combine all the mappings via ttf1!
cnt1 = 0
cnt2 = 0
for glyph in font1.glyphs():
gid1 = glyph.originalgid
gname1 = glyph.glyphname
gname2 = SILnames[gname1]
gid2 = SILtogid2[gname2]
oldgrname = oldgrnames[gid1] if gid1 in oldgrnames else None
newgrname = newgrnames[gid2] if gid2 in newgrnames else None
if oldgrname is None or newgrname is None :
print type(gid1), gname1, oldgrname
print gid2, gname2, newgrname
cnt2 += 1
if cnt2 > 10 : break
else:
outfile.write(oldgrname + "," + newgrname+"\n")
cnt1 += 1
print cnt1,cnt2
outfile.close()
return
execute("FF",doit, argspec)
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