buildscripts/mf-to-table.py

   1 #!@PYTHON@
   2
   3 # mf-to-table.py -- convert spacing info in  MF logs .afm and .tex
   4 #
   5 # source file of the GNU LilyPond music typesetter
   6 #
   7 # (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   8
   9 import os
  10 import sys
  11 import getopt
  12 import string
  13 import re
  14 import time
  15
  16
  17 postfixes = ['log', 'dvi', '2602gf', 'tfm']
  18
  19 def read_log_file (fn):
  20         str = open (fn).read ()
  21         str = re.sub ('\n', '', str)
  22         str = re.sub ('[\t ]+', ' ', str)
  23
  24         deps = []
  25         autolines = []
  26         def include_func (match, d = deps):
  27                 d.append (match.group (1))
  28                 return ''
  29
  30         def auto_func (match, a = autolines):
  31                 a.append (match.group (1))
  32                 return ''
  33
  34         str = re.sub ('\(([a-zA-Z_0-9-]+\.mf)', include_func, str)
  35         str = re.sub ('@{(.*?)@}', auto_func, str)
  36
  37         return (autolines, deps)
  38
  39
  40
  41 class Char_metric:
  42         def __init__ (self):
  43                 pass
  44
  45
  46 def tfm_checksum (fn):
  47         sys.stderr.write ("Reading checksum from `%s'\n" % fn)
  48         s = open (fn).read ()
  49         s = s[ 12 * 2 : ]
  50         cs_bytes = s[:4]
  51
  52         shift = 24
  53         cs = 0
  54         for b in cs_bytes:
  55                 cs = cs  + (long (ord (b)) << shift)
  56                 shift = shift - 8
  57
  58         return cs
  59
  60 ## ugh.  What's font_family supposed to be?  It's not an afm thing.
  61 font_family = 'feta'
  62 def parse_logfile (fn):
  63         (autolines, deps) = read_log_file (fn)
  64         charmetrics = []
  65         global_info = {}
  66         group = ''
  67
  68         for l in autolines:
  69                 tags = string.split(l, '@:')
  70                 if tags[0] == 'group':
  71                         group = tags[1]
  72                 elif tags[0] == 'char':
  73                         m = {
  74                                 'description':  tags[1],
  75                                 'name': group + '-' + tags[9],
  76                                 'tex': tags[10],
  77                                 'code': string.atoi (tags[2]),
  78                                 'breapth':string.atof (tags[3]),
  79                                 'width': string.atof (tags[4]),
  80                                 'depth':string.atof (tags[5]),
  81                                 'height':string.atof (tags[6]),
  82                                 'wx': string.atof (tags[7]),
  83                                 'wy':string.atof (tags[8]),
  84                                 }
  85                         charmetrics.append (m)
  86                 elif tags[0] == 'font':
  87                         global font_family
  88                         font_family = (tags[3])
  89                         # To omit 'GNU' (foundry) from font name proper:
  90                         # name = tags[2:]
  91                         #urg
  92                         if 0: #testing
  93                                 tags.append ('Regular')
  94
  95
  96                         encoding = re.sub (' ','-', tags[5])
  97                         tags = tags[:-1]
  98                         name = tags[1:]
  99                         global_info['DesignSize'] = string.atof (tags[4])
 100                         global_info['FontName'] = string.join (name,'-')
 101                         global_info['FullName'] = string.join (name,' ')
 102                         global_info['FamilyName'] = string.join (name[1:-1],
 103                                                                  '-')
 104                         if 1:
 105                                 global_info['Weight'] = tags[4]
 106                         else: #testing
 107                                 global_info['Weight'] = tags[-1]
 108
 109                         global_info['FontBBox'] = '0 0 1000 1000'
 110                         global_info['Ascender'] = '0'
 111                         global_info['Descender'] = '0'
 112                         global_info['EncodingScheme'] = encoding
 113
 114         return (global_info, charmetrics, deps)
 115
 116
 117 def write_afm_char_metric(file, charmetric):
 118
 119         f = 1000;
 120         tup = (charmetric['code'],
 121                 charmetric['name'],
 122                 -charmetric['breapth'] *f,
 123                 -charmetric['depth']*f,
 124                 charmetric['width']*f,
 125                 charmetric['height']*f,
 126                charmetric['wx'] * f,
 127                charmetric['wy'] * f)
 128
 129         file.write ('C %d ; N %s ; B %d %d %d %d ; W %d %d ;\n'% tup)
 130
 131 def write_afm_header (file):
 132         file.write ("StartFontMetrics 2.0\n")
 133         file.write ("Comment Automatically generated by mf-to-table.py\n")
 134
 135 def write_afm_metric (file, global_info, charmetrics):
 136         for (k,v) in global_info.items():
 137                 file.write ("%s %s\n" % (k,v))
 138         file.write ('StartCharMetrics %d\n' % len(charmetrics ))
 139         for m in charmetrics:
 140                 write_afm_char_metric (file,m)
 141         file.write ('EndCharMetrics\n')
 142         file.write ('EndFontMetrics\n')
 143
 144
 145 def write_tex_defs (file, global_info, charmetrics):
 146         ##nm = global_info['FontFamily']
 147         nm = font_family
 148         for m in charmetrics:
 149                 file.write (r'''\gdef\%s%s{\char%d}%%%s''' % (nm, m['tex'], m['code'],'\n'))
 150         file.write ('\\endinput\n')
 151
 152 def write_ps_encoding (name, file, global_info, charmetrics):
 153         encs = ['.notdef'] * 256
 154         for m in charmetrics:
 155                 encs[m['code']] = m['tex']
 156
 157         file.write ('/%s [\n' % name)
 158         for m in range(0,256):
 159                 file.write ('  /%s %% %d\n' % (encs[m], m))
 160         file.write ('] def\n')
 161
 162 def write_fontlist (file, global_info, charmetrics):
 163         ##nm = global_info['FontFamily']
 164         nm = font_family
 165         per_line = 3
 166         file.write (r"""
 167 %% LilyPond file to list all font symbols and the corresponding names
 168 %% Automatically generated by mf-to-table.py
 169 \score{ \lyrics \new Lyrics { \time %d/8
 170 """ % (2*per_line+1))
 171
 172         count = 0
 173         for m in charmetrics:
 174
 175                 count += 1
 176
 177 ## \musicglyph and \markup require "_" to be escaped differently:
 178
 179
 180                 scm_string = re.sub('_', r'_', m['name'])
 181                 tex_string = re.sub ('_', r'\\_' , m['name'])
 182
 183 ## prevent TeX from interpreting "--" as long dash:
 184                 tex_string=re.sub('--','-{}-', tex_string)
 185
 186                 file.write ('  \\markup { \\raise #0.75 \\vcenter \\musicglyph #"%s" " %s" } 4 \n' % (scm_string, tex_string))
 187
 188                 if (count % 3) ==0:
 189                         file.write ('\skip 8  \\break\n')
 190         file.write (r"""
 191 }
 192   \paper{
 193     interscoreline = 1.0
 194     indent = 0.0 \cm
 195     \context {
 196       \LyricsContext
 197       \override SeparationItem #'padding = #2
 198       minimumVerticalExtent = ##f
 199     }
 200     \context {
 201         \ScoreContext
 202         \remove "Bar_number_engraver"
 203         }
 204         }
 205         }
 206 """)
 207
 208 def write_deps (file, deps, targets):
 209
 210
 211         for t in targets:
 212                 t = re.sub ( '^\\./', '', t)
 213                 file.write ('%s '% t)
 214         file.write (": ")
 215         for d in deps:
 216                 file.write ('%s ' % d)
 217         file.write ('\n')
 218
 219 def help():
 220     sys.stdout.write(r"""Usage: mf-to-table [OPTIONS] LOGFILEs
 221 Generate feta metrics table from preparated feta log.
 222
 223 Options:
 224   -a, --afm=FILE         specify .afm file
 225   -d, --dep=FILE         print dependency info to FILE
 226   -h, --help             print this help
 227   -l, --ly=FILE          name output table
 228   -o, --outdir=DIR       prefix for dependency info
 229   -p, --package=DIR      specify package
 230   -t, --tex=FILE         name output tex chardefs
 231
 232   """
 233 )
 234     sys.exit (0)
 235
 236
 237
 238 (options, files) = getopt.getopt(
 239     sys.argv[1:], 'a:d:hl:o:p:t:',
 240     ['enc=', 'afm=', 'outdir=', 'dep=',  'tex=', 'ly=', 'debug', 'help', 'package='])
 241
 242
 243 enc_nm = ''
 244 texfile_nm = ''
 245 depfile_nm = ''
 246 afmfile_nm = ''
 247 lyfile_nm = ''
 248 outdir_prefix = '.'
 249
 250 for opt in options:
 251         o = opt[0]
 252         a = opt[1]
 253         if o == '--dep' or o == '-d':
 254                 depfile_nm = a
 255         elif o == '--outdir' or o == '-o':
 256                 outdir_prefix = a
 257         elif o == '--tex' or o == '-t':
 258                 texfile_nm = a
 259         elif o == '--enc':
 260                 enc_nm = a
 261         elif o == '--ly' or o == '-':
 262                 lyfile_nm = a
 263         elif o== '--help' or o == '-h':
 264                 help()
 265         elif o=='--afm' or o == '-a':
 266                 afmfile_nm = a
 267         elif o == '--debug':
 268                 debug_b = 1
 269         elif o == '-p' or o == '--package':
 270                 topdir = a
 271         else:
 272                 print o
 273                 raise getopt.error
 274
 275 base = re.sub ('.tex$', '', texfile_nm)
 276
 277 for filenm in files:
 278         (g,m, deps) =  parse_logfile (filenm)
 279         cs = tfm_checksum (re.sub ('.log$', '.tfm', filenm))
 280         afm = open (afmfile_nm, 'w')
 281
 282         write_afm_header (afm)
 283         afm.write ("Comment TfmCheckSum %d\n" % cs)
 284         afm.write ("Comment DesignSize %.2f\n" % g['DesignSize'])
 285
 286         del g['DesignSize']
 287
 288         write_afm_metric (afm, g, m)
 289
 290         write_tex_defs (open (texfile_nm, 'w'), g, m)
 291         enc_name = 'FetaEncoding'
 292         if re.search ('parmesan', filenm) :
 293                 enc_name = 'ParmesanEncoding'
 294         elif re.search ('feta-brace', filenm) :
 295                 enc_name = 'FetaBraceEncoding'
 296
 297
 298         write_ps_encoding (enc_name, open (enc_nm, 'w'), g, m)
 299
 300         write_deps (open (depfile_nm, 'wb'), deps, [base + '.dvi', base + '.pfa', base + '.pfb',  texfile_nm, afmfile_nm])
 301         if lyfile_nm != '':
 302                 write_fontlist(open (lyfile_nm, 'w'), g, m)
 303
 304
 305