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Generate shaping table based on unicode if source font has none

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-03-29 02:06:40 +02:00
parent c0420b76b0
commit 3f11c7131e
4 changed files with 135 additions and 15 deletions
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60
util/import_unicode.py
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@ -35,15 +35,15 @@ for line in infile:
sp = line.split (";")
curcode = int (sp[0], 16)
if sp[2] == "U":
joining[curcode] = "GRUB_JOIN_TYPE_NONJOINING"
joining[curcode] = "NONJOINING"
elif sp[2] == "L":
joining[curcode] = "GRUB_JOIN_TYPE_LEFT"
joining[curcode] = "LEFT"
elif sp[2] == "R":
joining[curcode] = "GRUB_JOIN_TYPE_RIGHT"
joining[curcode] = "RIGHT"
elif sp[2] == "D":
joining[curcode] = "GRUB_JOIN_TYPE_DUAL"
joining[curcode] = "DUAL"
elif sp[2] == "C":
joining[curcode] = "GRUB_JOIN_TYPE_CAUSING"
joining[curcode] = "CAUSING"
else:
print ("Unknown joining type '%s'" % sp[2])
exit (1)
@ -60,6 +60,7 @@ lastcode = -2
lastbiditype = "X"
lastmirrortype = False
lastcombtype = -1
arabicsubst = {}
for line in infile:
sp = line.split (";")
curcode = int (sp[0], 16)
@ -102,15 +103,35 @@ for line in infile:
if curcode in joining:
curjoin = joining[curcode]
elif sp[2] == "Me" or sp[2] == "Mn" or sp[2] == "Cf":
curjoin = "GRUB_JOIN_TYPE_TRANSPARENT"
curjoin = "TRANSPARENT"
else:
curjoin = "GRUB_JOIN_TYPE_NONJOINING"
curjoin = "NONJOINING"
if sp[1].startswith ("ARABIC LETTER "):
arabname = sp[1][len ("ARABIC LETTER "):]
form = 0
if arabname.endswith (" ISOLATED FORM"):
arabname = arabname[0:len (arabname) - len (" ISOLATED FORM")]
form = 1
if arabname.endswith (" FINAL FORM"):
arabname = arabname[0:len (arabname) - len (" FINAL FORM")]
form = 2
if arabname.endswith (" MEDIAL FORM"):
arabname = arabname[0:len (arabname) - len (" MEDIAL FORM")]
form = 3
if arabname.endswith (" INITIAL FORM"):
arabname = arabname[0:len (arabname) - len (" INITIAL FORM")]
form = 4
if arabname not in arabicsubst:
arabicsubst[arabname]={}
arabicsubst[arabname][form] = curcode;
if form == 0:
arabicsubst[arabname]['join'] = curjoin
if lastcode + 1 != curcode or curbiditype != lastbiditype \
or curcombtype != lastcombtype or curmirrortype != lastmirrortype \
or curjoin != lastjoin:
if begincode != -2 and (lastbiditype != "L" or lastcombtype != 0 or \
lastmirrortype):
outfile.write (("{0x%x, 0x%x, GRUB_BIDI_TYPE_%s, %d, %d, %s},\n" \
outfile.write (("{0x%x, 0x%x, GRUB_BIDI_TYPE_%s, %d, %d, GRUB_JOIN_TYPE_%s},\n" \
% (begincode, lastcode, lastbiditype, \
lastcombtype, lastmirrortype, \
lastjoin)))
@ -121,7 +142,7 @@ for line in infile:
lastcombtype = curcombtype
lastmirrortype = curmirrortype
if lastbiditype != "L" or lastcombtype != 0 or lastmirrortype:
outfile.write (("{0x%x, 0x%x, GRUB_BIDI_TYPE_%s, %d, %d, %s},\n" \
outfile.write (("{0x%x, 0x%x, GRUB_BIDI_TYPE_%s, %d, %d, GRUB_JOIN_TYPE_%s},\n" \
% (begincode, lastcode, lastbiditype, lastcombtype, \
lastmirrortype, lastjoin)))
outfile.write ("{0, 0, 0, 0, 0, 0},\n")
@ -147,3 +168,24 @@ for line in infile:
outfile.write ("{0, 0},\n")
outfile.write ("};\n")
infile.close ()
outfile.write ("struct grub_unicode_arabic_shape grub_unicode_arabic_shapes[] = {\n ")
for x in arabicsubst:
try:
if arabicsubst[x]['join'] == "DUAL":
outfile.write ("{0x%x, 0x%x, 0x%x, 0x%x, 0x%x},\n " % (arabicsubst[x][0], arabicsubst[x][1], arabicsubst[x][2], arabicsubst[x][3], arabicsubst[x][4]))
elif arabicsubst[x]['join'] == "RIGHT":
outfile.write ("{0x%x, 0x%x, 0x%x, 0x%x, 0x%x},\n " % (arabicsubst[x][0], arabicsubst[x][1], arabicsubst[x][2], 0, 0))
elif arabicsubst[x]['join'] == "LEFT":
outfile.write ("{0x%x, 0x%x, 0x%x, 0x%x, 0x%x},\n " % (arabicsubst[x][0], arabicsubst[x][1], 0, 0, arabicsubst[x][4]))
except:
pass
outfile.write ("{0, 0, 0, 0, 0},\n")
outfile.write ("};\n")
outfile.close ()