lib/3rdparty/freetype/src/tools/docmaker/tohtml.py

   1 #  ToHTML (c) 2002, 2003, 2005, 2006, 2007, 2008
   2 #    David Turner <david@freetype.org>
   3
   4 from sources import *
   5 from content import *
   6 from formatter import *
   7
   8 import time
   9
  10
  11 # The following defines the HTML header used by all generated pages.
  12 html_header_1 = """\
  13 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
  14 "http://www.w3.org/TR/html4/loose.dtd">
  15 <html>
  16 <head>
  17 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  18 <title>\
  19 """
  20
  21 html_header_2 = """\
  22  API Reference</title>
  23 <style type="text/css">
  24   body { font-family: Verdana, Geneva, Arial, Helvetica, serif;
  25          color: #000000;
  26          background: #FFFFFF; }
  27
  28   p { text-align: justify; }
  29   h1 { text-align: center; }
  30   li { text-align: justify; }
  31   td { padding: 0 0.5em 0 0.5em; }
  32   td.left { padding: 0 0.5em 0 0.5em;
  33             text-align: left; }
  34
  35   a:link { color: #0000EF; }
  36   a:visited { color: #51188E; }
  37   a:hover { color: #FF0000; }
  38
  39   span.keyword { font-family: monospace;
  40                  text-align: left;
  41                  white-space: pre;
  42                  color: darkblue; }
  43
  44   pre.colored { color: blue; }
  45
  46   ul.empty { list-style-type: none; }
  47 </style>
  48 </head>
  49 <body>
  50 """
  51
  52 html_header_3 = """
  53 <table align=center><tr><td><font size=-1>[<a href="\
  54 """
  55
  56 html_header_3i = """
  57 <table align=center><tr><td width="100%"></td>
  58 <td><font size=-1>[<a href="\
  59 """
  60
  61 html_header_4 = """\
  62 ">Index</a>]</font></td>
  63 <td width="100%"></td>
  64 <td><font size=-1>[<a href="\
  65 """
  66
  67 html_header_5 = """\
  68 ">TOC</a>]</font></td></tr></table>
  69 <center><h1>\
  70 """
  71
  72 html_header_5t = """\
  73 ">Index</a>]</font></td>
  74 <td width="100%"></td></tr></table>
  75 <center><h1>\
  76 """
  77
  78 html_header_6 = """\
  79  API Reference</h1></center>
  80 """
  81
  82
  83 # The HTML footer used by all generated pages.
  84 html_footer = """\
  85 </body>
  86 </html>\
  87 """
  88
  89 # The header and footer used for each section.
  90 section_title_header = "<center><h1>"
  91 section_title_footer = "</h1></center>"
  92
  93 # The header and footer used for code segments.
  94 code_header = '<pre class="colored">'
  95 code_footer = '</pre>'
  96
  97 # Paragraph header and footer.
  98 para_header = "<p>"
  99 para_footer = "</p>"
 100
 101 # Block header and footer.
 102 block_header        = '<table align=center width="75%"><tr><td>'
 103 block_footer_start  = """\
 104 </td></tr></table>
 105 <hr width="75%">
 106 <table align=center width="75%"><tr><td><font size=-2>[<a href="\
 107 """
 108 block_footer_middle = """\
 109 ">Index</a>]</font></td>
 110 <td width="100%"></td>
 111 <td><font size=-2>[<a href="\
 112 """
 113 block_footer_end    = """\
 114 ">TOC</a>]</font></td></tr></table>
 115 """
 116
 117 # Description header/footer.
 118 description_header = '<table align=center width="87%"><tr><td>'
 119 description_footer = "</td></tr></table><br>"
 120
 121 # Marker header/inter/footer combination.
 122 marker_header = '<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>'
 123 marker_inter  = "</b></em></td></tr><tr><td>"
 124 marker_footer = "</td></tr></table>"
 125
 126 # Header location header/footer.
 127 header_location_header = '<table align=center width="87%"><tr><td>'
 128 header_location_footer = "</td></tr></table><br>"
 129
 130 # Source code extracts header/footer.
 131 source_header = '<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>\n'
 132 source_footer = "\n</pre></table><br>"
 133
 134 # Chapter header/inter/footer.
 135 chapter_header = '<br><table align=center width="75%"><tr><td><h2>'
 136 chapter_inter  = '</h2><ul class="empty"><li>'
 137 chapter_footer = '</li></ul></td></tr></table>'
 138
 139 # Index footer.
 140 index_footer_start = """\
 141 <hr>
 142 <table><tr><td width="100%"></td>
 143 <td><font size=-2>[<a href="\
 144 """
 145 index_footer_end = """\
 146 ">TOC</a>]</font></td></tr></table>
 147 """
 148
 149 # TOC footer.
 150 toc_footer_start = """\
 151 <hr>
 152 <table><tr><td><font size=-2>[<a href="\
 153 """
 154 toc_footer_end = """\
 155 ">Index</a>]</font></td>
 156 <td width="100%"></td>
 157 </tr></table>
 158 """
 159
 160
 161 # source language keyword coloration/styling
 162 keyword_prefix = '<span class="keyword">'
 163 keyword_suffix = '</span>'
 164
 165 section_synopsis_header = '<h2>Synopsis</h2>'
 166 section_synopsis_footer = ''
 167
 168
 169 # Translate a single line of source to HTML.  This will convert
 170 # a "<" into "&lt.", ">" into "&gt.", etc.
 171 def  html_quote( line ):
 172     result = string.replace( line, "&", "&amp;" )
 173     result = string.replace( result, "<", "&lt;" )
 174     result = string.replace( result, ">", "&gt;" )
 175     return result
 176
 177
 178 # same as 'html_quote', but ignores left and right brackets
 179 def  html_quote0( line ):
 180     return string.replace( line, "&", "&amp;" )
 181
 182
 183 def  dump_html_code( lines, prefix = "" ):
 184     # clean the last empty lines
 185     l = len( self.lines )
 186     while l > 0 and string.strip( self.lines[l - 1] ) == "":
 187         l = l - 1
 188
 189     # The code footer should be directly appended to the last code
 190     # line to avoid an additional blank line.
 191     print prefix + code_header,
 192     for line in self.lines[0 : l + 1]:
 193         print '\n' + prefix + html_quote( line ),
 194     print prefix + code_footer,
 195
 196
 197
 198 class  HtmlFormatter( Formatter ):
 199
 200     def  __init__( self, processor, project_title, file_prefix ):
 201         Formatter.__init__( self, processor )
 202
 203         global html_header_1, html_header_2, html_header_3
 204         global html_header_4, html_header_5, html_footer
 205
 206         if file_prefix:
 207             file_prefix = file_prefix + "-"
 208         else:
 209             file_prefix = ""
 210
 211         self.headers           = processor.headers
 212         self.project_title     = project_title
 213         self.file_prefix       = file_prefix
 214         self.html_header       = html_header_1 + project_title +              \
 215                                  html_header_2 +                              \
 216                                  html_header_3 + file_prefix + "index.html" + \
 217                                  html_header_4 + file_prefix + "toc.html" +   \
 218                                  html_header_5 + project_title +              \
 219                                  html_header_6
 220
 221         self.html_index_header = html_header_1 + project_title +             \
 222                                  html_header_2 +                             \
 223                                  html_header_3i + file_prefix + "toc.html" + \
 224                                  html_header_5 + project_title +             \
 225                                  html_header_6
 226
 227         self.html_toc_header   = html_header_1 + project_title +              \
 228                                  html_header_2 +                              \
 229                                  html_header_3 + file_prefix + "index.html" + \
 230                                  html_header_5t + project_title +             \
 231                                  html_header_6
 232
 233         self.html_footer       = "<center><font size=""-2"">generated on " +     \
 234                                  time.asctime( time.localtime( time.time() ) ) + \
 235                                  "</font></center>" + html_footer
 236
 237         self.columns = 3
 238
 239     def  make_section_url( self, section ):
 240         return self.file_prefix + section.name + ".html"
 241
 242     def  make_block_url( self, block ):
 243         return self.make_section_url( block.section ) + "#" + block.name
 244
 245     def  make_html_words( self, words ):
 246         """ convert a series of simple words into some HTML text """
 247         line = ""
 248         if words:
 249             line = html_quote( words[0] )
 250             for w in words[1:]:
 251                 line = line + " " + html_quote( w )
 252
 253         return line
 254
 255     def  make_html_word( self, word ):
 256         """analyze a simple word to detect cross-references and styling"""
 257         # look for cross-references
 258         m = re_crossref.match( word )
 259         if m:
 260             try:
 261                 name = m.group( 1 )
 262                 rest = m.group( 2 )
 263                 block = self.identifiers[name]
 264                 url   = self.make_block_url( block )
 265                 return '<a href="' + url + '">' + name + '</a>' + rest
 266             except:
 267                 # we detected a cross-reference to an unknown item
 268                 sys.stderr.write( \
 269                    "WARNING: undefined cross reference '" + name + "'.\n" )
 270                 return '?' + name + '?' + rest
 271
 272         # look for italics and bolds
 273         m = re_italic.match( word )
 274         if m:
 275             name = m.group( 1 )
 276             rest = m.group( 3 )
 277             return '<i>' + name + '</i>' + rest
 278
 279         m = re_bold.match( word )
 280         if m:
 281             name = m.group( 1 )
 282             rest = m.group( 3 )
 283             return '<b>' + name + '</b>' + rest
 284
 285         return html_quote( word )
 286
 287     def  make_html_para( self, words ):
 288         """ convert words of a paragraph into tagged HTML text, handle xrefs """
 289         line = ""
 290         if words:
 291             line = self.make_html_word( words[0] )
 292             for word in words[1:]:
 293                 line = line + " " + self.make_html_word( word )
 294             # convert `...' quotations into real left and right single quotes
 295             line = re.sub( r"(^|\W)`(.*?)'(\W|$)",  \
 296                            r'\1&lsquo;\2&rsquo;\3', \
 297                            line )
 298             # convert tilde into non-breakable space
 299             line = string.replace( line, "~", "&nbsp;" )
 300
 301         return para_header + line + para_footer
 302
 303     def  make_html_code( self, lines ):
 304         """ convert a code sequence to HTML """
 305         line = code_header + '\n'
 306         for l in lines:
 307             line = line + html_quote( l ) + '\n'
 308
 309         return line + code_footer
 310
 311     def  make_html_items( self, items ):
 312         """ convert a field's content into some valid HTML """
 313         lines = []
 314         for item in items:
 315             if item.lines:
 316                 lines.append( self.make_html_code( item.lines ) )
 317             else:
 318                 lines.append( self.make_html_para( item.words ) )
 319
 320         return string.join( lines, '\n' )
 321
 322     def  print_html_items( self, items ):
 323         print self.make_html_items( items )
 324
 325     def  print_html_field( self, field ):
 326         if field.name:
 327             print "<table><tr valign=top><td><b>" + field.name + "</b></td><td>"
 328
 329         print self.make_html_items( field.items )
 330
 331         if field.name:
 332             print "</td></tr></table>"
 333
 334     def  html_source_quote( self, line, block_name = None ):
 335         result = ""
 336         while line:
 337             m = re_source_crossref.match( line )
 338             if m:
 339                 name   = m.group( 2 )
 340                 prefix = html_quote( m.group( 1 ) )
 341                 length = len( m.group( 0 ) )
 342
 343                 if name == block_name:
 344                     # this is the current block name, if any
 345                     result = result + prefix + '<b>' + name + '</b>'
 346                 elif re_source_keywords.match( name ):
 347                     # this is a C keyword
 348                     result = result + prefix + keyword_prefix + name + keyword_suffix
 349                 elif self.identifiers.has_key( name ):
 350                     # this is a known identifier
 351                     block = self.identifiers[name]
 352                     result = result + prefix + '<a href="' + \
 353                              self.make_block_url( block ) + '">' + name + '</a>'
 354                 else:
 355                     result = result + html_quote( line[:length] )
 356
 357                 line = line[length:]
 358             else:
 359                 result = result + html_quote( line )
 360                 line   = []
 361
 362         return result
 363
 364     def  print_html_field_list( self, fields ):
 365         print "<p></p>"
 366         print "<table cellpadding=3 border=0>"
 367         for field in fields:
 368             if len( field.name ) > 22:
 369               print "<tr valign=top><td colspan=0><b>" + field.name + "</b></td></tr>"
 370               print "<tr valign=top><td></td><td>"
 371             else:
 372               print "<tr valign=top><td><b>" + field.name + "</b></td><td>"
 373
 374             self.print_html_items( field.items )
 375             print "</td></tr>"
 376         print "</table>"
 377
 378     def  print_html_markup( self, markup ):
 379         table_fields = []
 380         for field in markup.fields:
 381             if field.name:
 382                 # we begin a new series of field or value definitions, we
 383                 # will record them in the 'table_fields' list before outputting
 384                 # all of them as a single table
 385                 #
 386                 table_fields.append( field )
 387             else:
 388                 if table_fields:
 389                     self.print_html_field_list( table_fields )
 390                     table_fields = []
 391
 392                 self.print_html_items( field.items )
 393
 394         if table_fields:
 395             self.print_html_field_list( table_fields )
 396
 397     #
 398     #  Formatting the index
 399     #
 400     def  index_enter( self ):
 401         print self.html_index_header
 402         self.index_items = {}
 403
 404     def  index_name_enter( self, name ):
 405         block = self.identifiers[name]
 406         url   = self.make_block_url( block )
 407         self.index_items[name] = url
 408
 409     def  index_exit( self ):
 410         # block_index already contains the sorted list of index names
 411         count = len( self.block_index )
 412         rows  = ( count + self.columns - 1 ) / self.columns
 413
 414         print "<table align=center border=0 cellpadding=0 cellspacing=0>"
 415         for r in range( rows ):
 416             line = "<tr>"
 417             for c in range( self.columns ):
 418                 i = r + c * rows
 419                 if i < count:
 420                     bname = self.block_index[r + c * rows]
 421                     url   = self.index_items[bname]
 422                     line = line + '<td><a href="' + url + '">' + bname + '</a></td>'
 423                 else:
 424                     line = line + '<td></td>'
 425             line = line + "</tr>"
 426             print line
 427
 428         print "</table>"
 429
 430         print index_footer_start +            \
 431               self.file_prefix + "toc.html" + \
 432               index_footer_end
 433
 434         print self.html_footer
 435
 436         self.index_items = {}
 437
 438     def  index_dump( self, index_filename = None ):
 439         if index_filename == None:
 440             index_filename = self.file_prefix + "index.html"
 441
 442         Formatter.index_dump( self, index_filename )
 443
 444     #
 445     #  Formatting the table of content
 446     #
 447     def  toc_enter( self ):
 448         print self.html_toc_header
 449         print "<center><h1>Table of Contents</h1></center>"
 450
 451     def  toc_chapter_enter( self, chapter ):
 452         print  chapter_header + string.join( chapter.title ) + chapter_inter
 453         print "<table cellpadding=5>"
 454
 455     def  toc_section_enter( self, section ):
 456         print '<tr valign=top><td class="left">'
 457         print '<a href="' + self.make_section_url( section ) + '">' + \
 458                section.title + '</a></td><td>'
 459
 460         print self.make_html_para( section.abstract )
 461
 462     def  toc_section_exit( self, section ):
 463         print "</td></tr>"
 464
 465     def  toc_chapter_exit( self, chapter ):
 466         print "</table>"
 467         print chapter_footer
 468
 469     def  toc_index( self, index_filename ):
 470         print chapter_header +                                      \
 471               '<a href="' + index_filename + '">Global Index</a>' + \
 472               chapter_inter + chapter_footer
 473
 474     def  toc_exit( self ):
 475         print toc_footer_start +                \
 476               self.file_prefix + "index.html" + \
 477               toc_footer_end
 478
 479         print self.html_footer
 480
 481     def  toc_dump( self, toc_filename = None, index_filename = None ):
 482         if toc_filename == None:
 483             toc_filename = self.file_prefix + "toc.html"
 484
 485         if index_filename == None:
 486             index_filename = self.file_prefix + "index.html"
 487
 488         Formatter.toc_dump( self, toc_filename, index_filename )
 489
 490     #
 491     #  Formatting sections
 492     #
 493     def  section_enter( self, section ):
 494         print self.html_header
 495
 496         print section_title_header
 497         print section.title
 498         print section_title_footer
 499
 500         maxwidth = 0
 501         for b in section.blocks.values():
 502             if len( b.name ) > maxwidth:
 503                 maxwidth = len( b.name )
 504
 505         width = 70  # XXX magic number
 506         if maxwidth <> 0:
 507             # print section synopsis
 508             print section_synopsis_header
 509             print "<table align=center cellspacing=5 cellpadding=0 border=0>"
 510
 511             columns = width / maxwidth
 512             if columns < 1:
 513                 columns = 1
 514
 515             count = len( section.block_names )
 516             rows  = ( count + columns - 1 ) / columns
 517
 518             for r in range( rows ):
 519                 line = "<tr>"
 520                 for c in range( columns ):
 521                     i = r + c * rows
 522                     line = line + '<td></td><td>'
 523                     if i < count:
 524                         name = section.block_names[i]
 525                         line = line + '<a href="#' + name + '">' + name + '</a>'
 526
 527                     line = line + '</td>'
 528                 line = line + "</tr>"
 529                 print line
 530
 531             print "</table><br><br>"
 532             print section_synopsis_footer
 533
 534         print description_header
 535         print self.make_html_items( section.description )
 536         print description_footer
 537
 538     def  block_enter( self, block ):
 539         print block_header
 540
 541         # place html anchor if needed
 542         if block.name:
 543             print '<h4><a name="' + block.name + '">' + block.name + '</a></h4>'
 544
 545         # dump the block C source lines now
 546         if block.code:
 547             header = ''
 548             for f in self.headers.keys():
 549                 if block.source.filename.find( f ) >= 0:
 550                     header = self.headers[f] + ' (' + f + ')'
 551                     break;
 552
 553 #           if not header:
 554 #               sys.stderr.write( \
 555 #                 'WARNING: No header macro for ' + block.source.filename + '.\n' )
 556
 557             if header:
 558                 print header_location_header
 559                 print 'Defined in ' + header + '.'
 560                 print header_location_footer
 561
 562             print source_header
 563             for l in block.code:
 564                 print self.html_source_quote( l, block.name )
 565             print source_footer
 566
 567     def  markup_enter( self, markup, block ):
 568         if markup.tag == "description":
 569             print description_header
 570         else:
 571             print marker_header + markup.tag + marker_inter
 572
 573         self.print_html_markup( markup )
 574
 575     def  markup_exit( self, markup, block ):
 576         if markup.tag == "description":
 577             print description_footer
 578         else:
 579             print marker_footer
 580
 581     def  block_exit( self, block ):
 582         print block_footer_start + self.file_prefix + "index.html" + \
 583               block_footer_middle + self.file_prefix + "toc.html" +  \
 584               block_footer_end
 585
 586     def  section_exit( self, section ):
 587         print html_footer
 588
 589     def  section_dump_all( self ):
 590         for section in self.sections:
 591             self.section_dump( section, self.file_prefix + section.name + '.html' )
 592
 593 # eof