print ("#undef %s" % (short))
print ()
+LIGATURES = (
+ 0xF2EE, 0xFC08, 0xFC0E, 0xFC12, 0xFC32, 0xFC3F, 0xFC40, 0xFC41, 0xFC42,
+ 0xFC44, 0xFC4E, 0xFC5E, 0xFC60, 0xFC61, 0xFC62, 0xFC6A, 0xFC6D, 0xFC6F,
+ 0xFC70, 0xFC73, 0xFC75, 0xFC86, 0xFC8F, 0xFC91, 0xFC94, 0xFC9C, 0xFC9D,
+ 0xFC9E, 0xFC9F, 0xFCA1, 0xFCA2, 0xFCA3, 0xFCA4, 0xFCA8, 0xFCAA, 0xFCAC,
+ 0xFCB0, 0xFCC9, 0xFCCA, 0xFCCB, 0xFCCC, 0xFCCD, 0xFCCE, 0xFCCF, 0xFCD0,
+ 0xFCD1, 0xFCD2, 0xFCD3, 0xFCD5, 0xFCDA, 0xFCDB, 0xFCDC, 0xFCDD, 0xFD30,
+ 0xFD88, 0xFEF5, 0xFEF6, 0xFEF7, 0xFEF8, 0xFEF9, 0xFEFA, 0xFEFB, 0xFEFC,
+ 0xF201, 0xF211, 0xF2EE,
+)
+
def print_shaping_table(f):
shapes = {}
ligatures = {}
names = {}
- for line in f:
+ lines = f.readlines()
+ lines += [
+ "F201;PUA ARABIC LIGATURE LELLAH ISOLATED FORM;Lo;0;AL;<isolated> 0644 0644 0647;;;;N;;;;;",
+ "F211;PUA ARABIC LIGATURE LAM WITH MEEM WITH JEEM INITIAL FORM;Lo;0;AL;<initial> 0644 0645 062C;;;;N;;;;;",
+ "F2EE;PUA ARABIC LIGATURE SHADDA WITH FATHATAN ISOLATED FORM;Lo;0;AL;<isolated> 0020 064B 0651;;;;N;;;;;",
+ ]
+ for line in lines:
fields = [x.strip () for x in line.split (';')]
if fields[5][0:1] != '<':
items = fields[5].split (' ')
shape, items = items[0][1:-1], tuple (int (x, 16) for x in items[1:])
+ c = int (fields[0], 16)
if not shape in ['initial', 'medial', 'isolated', 'final']:
continue
- c = int (fields[0], 16)
if len (items) != 1:
- # We only care about lam-alef ligatures
- if len (items) != 2 or items[0] != 0x0644 or items[1] not in [0x0622, 0x0623, 0x0625, 0x0627]:
+ # Mark ligatures start with space and are in visual order, so we
+ # remove the space and reverse the items.
+ if items[0] == 0x0020:
+ items = items[:0:-1]
+ shape = None
+ # We only care about a subset of ligatures
+ if c not in LIGATURES:
continue
# Save ligature
print ("#define SHAPING_TABLE_LAST 0x%04Xu" % max_u)
print ()
- ligas = {}
- for pair in ligatures.keys ():
- for shape in ligatures[pair]:
- c = ligatures[pair][shape]
- if shape == 'isolated':
- liga = (shapes[pair[0]]['initial'], shapes[pair[1]]['final'])
- elif shape == 'final':
- liga = (shapes[pair[0]]['medial'], shapes[pair[1]]['final'])
+ ligas_2 = {}
+ ligas_3 = {}
+ ligas_mark_2 = {}
+ for key in ligatures.keys ():
+ for shape in ligatures[key]:
+ c = ligatures[key][shape]
+ if len(key) == 3:
+ if shape == 'isolated':
+ liga = (shapes[key[0]]['initial'], shapes[key[1]]['medial'], shapes[key[2]]['final'])
+ elif shape == 'final':
+ liga = (shapes[key[0]]['medial'], shapes[key[1]]['medial'], shapes[key[2]]['final'])
+ elif shape == 'initial':
+ liga = (shapes[key[0]]['initial'], shapes[key[1]]['medial'], shapes[key[2]]['medial'])
+ else:
+ raise Exception ("Unexpected shape", shape)
+ if liga[0] not in ligas_3:
+ ligas_3[liga[0]] = []
+ ligas_3[liga[0]].append ((liga[1], liga[2], c))
+ elif len(key) == 2:
+ if shape is None:
+ liga = key
+ if liga[0] not in ligas_mark_2:
+ ligas_mark_2[liga[0]] = []
+ ligas_mark_2[liga[0]].append ((liga[1], c))
+ continue
+ elif shape == 'isolated':
+ liga = (shapes[key[0]]['initial'], shapes[key[1]]['final'])
+ elif shape == 'final':
+ liga = (shapes[key[0]]['medial'], shapes[key[1]]['final'])
+ elif shape == 'initial':
+ liga = (shapes[key[0]]['initial'], shapes[key[1]]['medial'])
+ else:
+ raise Exception ("Unexpected shape", shape)
+ if liga[0] not in ligas_2:
+ ligas_2[liga[0]] = []
+ ligas_2[liga[0]].append ((liga[1], c))
else:
- raise Exception ("Unexpected shape", shape)
- if liga[0] not in ligas:
- ligas[liga[0]] = []
- ligas[liga[0]].append ((liga[1], c))
- max_i = max (len (ligas[l]) for l in ligas)
+ raise Exception ("Unexpected number of ligature components", key)
+ max_i = max (len (ligas_2[l]) for l in ligas_2)
print ()
print ("static const struct ligature_set_t {")
print (" uint16_t first;")
print (" struct ligature_pairs_t {")
- print (" uint16_t second;")
+ print (" uint16_t components[1];")
print (" uint16_t ligature;")
print (" } ligatures[%d];" % max_i)
print ("} ligature_table[] =")
print ("{")
- for first in sorted (ligas.keys ()):
+ for first in sorted (ligas_2.keys ()):
+
+ print (" { 0x%04Xu, {" % (first))
+ for liga in ligas_2[first]:
+ print (" { {0x%04Xu}, 0x%04Xu }, /* %s */" % (liga[0], liga[1], names[liga[1]]))
+ print (" }},")
+
+ print ("};")
+ print ()
+
+ max_i = max (len (ligas_mark_2[l]) for l in ligas_mark_2)
+ print ()
+ print ("static const struct ligature_mark_set_t {")
+ print (" uint16_t first;")
+ print (" struct ligature_pairs_t {")
+ print (" uint16_t components[1];")
+ print (" uint16_t ligature;")
+ print (" } ligatures[%d];" % max_i)
+ print ("} ligature_mark_table[] =")
+ print ("{")
+ for first in sorted (ligas_mark_2.keys ()):
+
+ print (" { 0x%04Xu, {" % (first))
+ for liga in ligas_mark_2[first]:
+ print (" { {0x%04Xu}, 0x%04Xu }, /* %s */" % (liga[0], liga[1], names[liga[1]]))
+ print (" }},")
+
+ print ("};")
+ print ()
+
+ max_i = max (len (ligas_3[l]) for l in ligas_3)
+ print ()
+ print ("static const struct ligature_3_set_t {")
+ print (" uint16_t first;")
+ print (" struct ligature_triplets_t {")
+ print (" uint16_t components[2];")
+ print (" uint16_t ligature;")
+ print (" } ligatures[%d];" % max_i)
+ print ("} ligature_3_table[] =")
+ print ("{")
+ for first in sorted (ligas_3.keys ()):
print (" { 0x%04Xu, {" % (first))
- for liga in ligas[first]:
- print (" { 0x%04Xu, 0x%04Xu }, /* %s */" % (liga[0], liga[1], names[liga[1]]))
+ for liga in ligas_3[first]:
+ print (" { {0x%04Xu, 0x%04Xu}, 0x%04Xu}, /* %s */" % (liga[0], liga[1], liga[2], names[liga[2]]))
print (" }},")
print ("};")
print (" * %s" % (l.strip()))
print (" */")
print ()
-print ("#ifndef HB_OT_SHAPE_COMPLEX_ARABIC_TABLE_HH")
-print ("#define HB_OT_SHAPE_COMPLEX_ARABIC_TABLE_HH")
+print ("#ifndef HB_OT_SHAPER_ARABIC_TABLE_HH")
+print ("#define HB_OT_SHAPER_ARABIC_TABLE_HH")
print ()
read_blocks (files[2])
print_shaping_table (files[1])
print ()
-print ("#endif /* HB_OT_SHAPE_COMPLEX_ARABIC_TABLE_HH */")
+print ("#endif /* HB_OT_SHAPER_ARABIC_TABLE_HH */")
print ()
print ("/* == End of generated table == */")
projects / platform / upstream / harfbuzz.git / blobdiff