1 files changed, 99 insertions, 0 deletions
diff --git a/examples/FFmapGdlNames.py b/examples/FFmapGdlNames.py
new file mode 100755
index 0000000..3e22df6
--- /dev/null
+++ b/examples/FFmapGdlNames.py
@@ -0,0 +1,99 @@
+#!/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)