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authorKhaled Hosny <khaledhosny@eglug.org>2013-04-05 22:46:36 +0000
committerKhaled Hosny <khaledhosny@eglug.org>2013-04-05 22:46:36 +0000
commit79133778bb4e0c49a8d9e75ad97fc37e9ef976fa (patch)
treef0d3adff05010f9f8c6a3ea66ffa6ed7a2132a8c /Build/source/libs/harfbuzz/harfbuzz-0.9.14/src/gen-arabic-table.py
parentfacdead9fbc8faf80e21a2260ab86850f6b78840 (diff)
HarfBuzz 0.9.15
git-svn-id: svn://tug.org/texlive/trunk@29677 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-0.9.14/src/gen-arabic-table.py')
-rwxr-xr-xBuild/source/libs/harfbuzz/harfbuzz-0.9.14/src/gen-arabic-table.py197
1 files changed, 0 insertions, 197 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-0.9.14/src/gen-arabic-table.py b/Build/source/libs/harfbuzz/harfbuzz-0.9.14/src/gen-arabic-table.py
deleted file mode 100755
index da5a4fcbf5c..00000000000
--- a/Build/source/libs/harfbuzz/harfbuzz-0.9.14/src/gen-arabic-table.py
+++ /dev/null
@@ -1,197 +0,0 @@
-#!/usr/bin/python
-
-import sys
-import os.path
-
-if len (sys.argv) != 3:
- print >>sys.stderr, "usage: ./gen-arabic-table.py ArabicShaping.txt UnicodeData.txt"
- sys.exit (1)
-
-files = [file (x) for x in sys.argv[1:]]
-
-headers = [[files[0].readline (), files[0].readline ()]]
-headers.append (["UnicodeData.txt does not have a header."])
-while files[0].readline ().find ('##################') < 0:
- pass
-
-
-def print_joining_table(f):
-
- print
- print "static const uint8_t joining_table[] ="
- print "{"
-
- min_u = 0x110000
- max_u = 0
- num = 0
- last = -1
- block = ''
- for line in f:
-
- if line[0] == '#':
- if line.find (" characters"):
- block = line[2:].strip ()
- continue
-
- fields = [x.strip () for x in line.split (';')]
- if len (fields) == 1:
- continue
-
- u = int (fields[0], 16)
- if u == 0x200C or u == 0x200D:
- continue
- if u < last:
- raise Exception ("Input data character not sorted", u)
- min_u = min (min_u, u)
- max_u = max (max_u, u)
- num += 1
-
- if block:
- print "\n /* %s */\n" % block
- block = ''
-
- if last != -1:
- last += 1
- while last < u:
- print " JOINING_TYPE_X, /* %04X */" % last
- last += 1
- else:
- last = u
-
- if fields[3] in ["ALAPH", "DALATH RISH"]:
- value = "JOINING_GROUP_" + fields[3].replace(' ', '_')
- else:
- value = "JOINING_TYPE_" + fields[2]
- print " %s, /* %s */" % (value, '; '.join(fields))
-
- print
- print "};"
- print
- print "#define JOINING_TABLE_FIRST 0x%04X" % min_u
- print "#define JOINING_TABLE_LAST 0x%04X" % max_u
- print
-
- occupancy = num * 100 / (max_u - min_u + 1)
- # Maintain at least 40% occupancy in the table */
- if occupancy < 40:
- raise Exception ("Table too sparse, please investigate: ", occupancy)
-
-def print_shaping_table(f):
-
- shapes = {}
- ligatures = {}
- names = {}
- for line in f:
-
- fields = [x.strip () for x in line.split (';')]
- if fields[5][0:1] != '<':
- continue
-
- items = fields[5].split (' ')
- shape, items = items[0][1:-1], tuple (int (x, 16) for x in items[1:])
-
- 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]:
- continue
-
- # Save ligature
- names[c] = fields[1]
- if items not in ligatures:
- ligatures[items] = {}
- ligatures[items][shape] = c
- pass
- else:
- # Save shape
- if items[0] not in names:
- names[items[0]] = fields[1]
- else:
- names[items[0]] = os.path.commonprefix ([names[items[0]], fields[1]]).strip ()
- if items[0] not in shapes:
- shapes[items[0]] = {}
- shapes[items[0]][shape] = c
-
- print
- print "static const uint16_t shaping_table[][4] ="
- print "{"
-
- keys = shapes.keys ()
- min_u, max_u = min (keys), max (keys)
- for u in range (min_u, max_u + 1):
- s = [shapes[u][shape] if u in shapes and shape in shapes[u] else 0
- for shape in ['initial', 'medial', 'final', 'isolated']]
- value = ', '.join ("0x%04X" % c for c in s)
- print " {%s}, /* U+%04X %s */" % (value, u, names[u] if u in names else "")
-
- print "};"
- print
- print "#define SHAPING_TABLE_FIRST 0x%04X" % min_u
- print "#define SHAPING_TABLE_LAST 0x%04X" % 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'])
- 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)
- print
- print "static const struct ligature_set_t {"
- print " uint16_t first;"
- print " struct ligature_pairs_t {"
- print " uint16_t second;"
- print " uint16_t ligature;"
- print " } ligatures[%d];" % max_i
- print "} ligature_table[] ="
- print "{"
- keys = ligas.keys ()
- keys.sort ()
- for first in keys:
-
- print " { 0x%04X, {" % (first)
- for liga in ligas[first]:
- print " { 0x%04X, 0x%04X }, /* %s */" % (liga[0], liga[1], names[liga[1]])
- print " }},"
-
- print "};"
- print
-
-
-
-print "/* == Start of generated table == */"
-print "/*"
-print " * The following table is generated by running:"
-print " *"
-print " * ./gen-arabic-table.py ArabicShaping.txt UnicodeData.txt"
-print " *"
-print " * on files with these headers:"
-print " *"
-for h in headers:
- for l in h:
- 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
-
-print_joining_table (files[0])
-print_shaping_table (files[1])
-
-print
-print "#endif /* HB_OT_SHAPE_COMPLEX_ARABIC_TABLE_HH */"
-print
-print "/* == End of generated table == */"
-