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

   1 #
   2 #  tohtml.py
   3 #
   4 #    A sub-class container of the `Formatter' class to produce HTML.
   5 #
   6 #  Copyright 2002, 2003, 2005-2008, 2013, 2014 by
   7 #  David Turner.
   8 #
   9 #  This file is part of the FreeType project, and may only be used,
  10 #  modified, and distributed under the terms of the FreeType project
  11 #  license, LICENSE.TXT.  By continuing to use, modify, or distribute
  12 #  this file you indicate that you have read the license and
  13 #  understand and accept it fully.
  14
  15 # The parent class is contained in file `formatter.py'.
  16
  17
  18 from sources import *
  19 from content import *
  20 from formatter import *
  21
  22 import time
  23
  24
  25 # The following strings define the HTML header used by all generated pages.
  26 html_header_1 = """\
  27 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
  28 "http://www.w3.org/TR/html4/loose.dtd">
  29 <html>
  30 <head>
  31 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  32 <title>\
  33 """
  34
  35 html_header_2 = """\
  36  API Reference</title>
  37 <style type="text/css">
  38   a:link { color: #0000EF; }
  39   a:visited { color: #51188E; }
  40   a:hover { color: #FF0000; }
  41
  42   body { font-family: Verdana, Geneva, Arial, Helvetica, serif;
  43          color: #000000;
  44          background: #FFFFFF;
  45          width: 87%;
  46          margin: auto; }
  47
  48   div.section { width: 75%;
  49                 margin: auto; }
  50   div.section hr { margin: 4ex 0 1ex 0; }
  51   div.section h4 { background-color: #EEEEFF;
  52                    font-size: medium;
  53                    font-style: oblique;
  54                    font-weight: bold;
  55                    margin: 3ex 0 1.5ex 9%;
  56                    padding: 0.3ex 0 0.3ex 1%; }
  57   div.section p { margin: 1.5ex 0 1.5ex 10%; }
  58   div.section pre { margin: 3ex 0 3ex 9%;
  59                     background-color: #D6E8FF;
  60                     padding: 2ex 0 2ex 1%; }
  61   div.section table.fields { width: 90%;
  62                              margin: 1.5ex 0 1.5ex 10%; }
  63   div.section table.toc { width: 95%;
  64                           margin: 1.5ex 0 1.5ex 5%; }
  65   div.timestamp { text-align: center;
  66                   font-size: 69%;
  67                   margin: 1.5ex 0 1.5ex 0; }
  68
  69   h1 { text-align: center; }
  70   h3 { font-size: medium;
  71        margin: 4ex 0 1.5ex 0; }
  72
  73   p { text-align: justify; }
  74
  75   pre.colored { color: blue; }
  76
  77   span.keyword { font-family: monospace;
  78                  text-align: left;
  79                  white-space: pre;
  80                  color: darkblue; }
  81
  82   table.fields td.val { font-weight: bold;
  83                         text-align: right;
  84                         width: 30%;
  85                         vertical-align: baseline;
  86                         padding: 1ex 1em 1ex 0; }
  87   table.fields td.desc { vertical-align: baseline;
  88                          padding: 1ex 0 1ex 1em; }
  89   table.fields td.desc p:first-child { margin: 0; }
  90   table.fields td.desc p { margin: 1.5ex 0 0 0; }
  91   table.index { margin: 6ex auto 6ex auto;
  92                 border: 0;
  93                 border-collapse: separate;
  94                 border-spacing: 1em 0.3ex; }
  95   table.index tr { padding: 0; }
  96   table.index td { padding: 0; }
  97   table.index-toc-link { width: 100%;
  98                          border: 0;
  99                          border-spacing: 0;
 100                          margin: 1ex 0 1ex 0; }
 101   table.index-toc-link td.left { padding: 0 0.5em 0 0.5em;
 102                                  font-size: 83%;
 103                                  text-align: left; }
 104   table.index-toc-link td.middle { padding: 0 0.5em 0 0.5em;
 105                                    font-size: 83%;
 106                                    text-align: center; }
 107   table.index-toc-link td.right { padding: 0 0.5em 0 0.5em;
 108                                   font-size: 83%;
 109                                   text-align: right; }
 110   table.synopsis { margin: 6ex auto 6ex auto;
 111                    border: 0;
 112                    border-collapse: separate;
 113                    border-spacing: 2em 0.6ex; }
 114   table.synopsis tr { padding: 0; }
 115   table.synopsis td { padding: 0; }
 116   table.toc td.link { width: 30%;
 117                       text-align: right;
 118                       vertical-align: baseline;
 119                       padding: 1ex 1em 1ex 0; }
 120   table.toc td.desc { vertical-align: baseline;
 121                       padding: 1ex 0 1ex 1em;
 122                       text-align: left; }
 123   table.toc td.desc p:first-child { margin: 0;
 124                                     text-align: left; }
 125   table.toc td.desc p { margin: 1.5ex 0 0 0;
 126                         text-align: left; }
 127
 128 </style>
 129 </head>
 130 <body>
 131 """
 132
 133 html_header_3l = """
 134 <table class="index-toc-link"><tr><td class="left">[<a href="\
 135 """
 136
 137 html_header_3r = """
 138 <table class="index-toc-link"><tr><td class="right">[<a href="\
 139 """
 140
 141 html_header_4 = """\
 142 ">Index</a>]</td><td class="right">[<a href="\
 143 """
 144
 145 html_header_5t = """\
 146 ">TOC</a>]</td></tr></table>
 147 <h1>\
 148 """
 149
 150 html_header_5i = """\
 151 ">Index</a>]</td></tr></table>
 152 <h1>\
 153 """
 154
 155 html_header_6 = """\
 156  API Reference</h1>
 157 """
 158
 159
 160 # The HTML footer used by all generated pages.
 161 html_footer = """\
 162 </body>
 163 </html>\
 164 """
 165
 166 # The header and footer used for each section.
 167 section_title_header = "<h1>"
 168 section_title_footer = "</h1>"
 169
 170 # The header and footer used for code segments.
 171 code_header = '<pre class="colored">'
 172 code_footer = '</pre>'
 173
 174 # Paragraph header and footer.
 175 para_header = "<p>"
 176 para_footer = "</p>"
 177
 178 # Block header and footer.
 179 block_header        = '<div class="section">'
 180 block_footer_start  = """\
 181 <hr>
 182 <table class="index-toc-link"><tr><td class="left">[<a href="\
 183 """
 184 block_footer_middle = """\
 185 ">Index</a>]</td>\
 186 <td class="middle">[<a href="#">Top</a>]</td>\
 187 <td class="right">[<a href="\
 188 """
 189 block_footer_end    = """\
 190 ">TOC</a>]</td></tr></table></div>
 191 """
 192
 193 # Description header/footer.
 194 description_header = ""
 195 description_footer = ""
 196
 197 # Marker header/inter/footer combination.
 198 marker_header = "<h4>"
 199 marker_inter  = "</h4>"
 200 marker_footer = ""
 201
 202 # Header location header/footer.
 203 header_location_header = "<p>"
 204 header_location_footer = "</p>"
 205
 206 # Source code extracts header/footer.
 207 source_header = "<pre>"
 208 source_footer = "</pre>"
 209
 210 # Chapter header/inter/footer.
 211 chapter_header = """\
 212 <div class="section">
 213 <h2>\
 214 """
 215 chapter_inter  = '</h2>'
 216 chapter_footer = '</div>'
 217
 218 # Index footer.
 219 index_footer_start = """\
 220 <hr>
 221 <table class="index-toc-link"><tr><td class="right">[<a href="\
 222 """
 223 index_footer_end = """\
 224 ">TOC</a>]</td></tr></table>
 225 """
 226
 227 # TOC footer.
 228 toc_footer_start = """\
 229 <hr>
 230 <table class="index-toc-link"><tr><td class="left">[<a href="\
 231 """
 232 toc_footer_end = """\
 233 ">Index</a>]</td></tr></table>
 234 """
 235
 236
 237 # Source language keyword coloration and styling.
 238 keyword_prefix = '<span class="keyword">'
 239 keyword_suffix = '</span>'
 240
 241 section_synopsis_header = '<h2>Synopsis</h2>'
 242 section_synopsis_footer = ''
 243
 244
 245 # Translate a single line of source to HTML.  This converts `<', `>', and
 246 # `&' into `&lt;',`&gt;', and `&amp;'.
 247 #
 248 def  html_quote( line ):
 249     result = string.replace( line,   "&", "&amp;" )
 250     result = string.replace( result, "<", "&lt;"  )
 251     result = string.replace( result, ">", "&gt;"  )
 252     return result
 253
 254
 255 ################################################################
 256 ##
 257 ##  HTML FORMATTER CLASS
 258 ##
 259 class  HtmlFormatter( Formatter ):
 260
 261     def  __init__( self, processor, project_title, file_prefix ):
 262         Formatter.__init__( self, processor )
 263
 264         global html_header_1
 265         global html_header_2
 266         global html_header_3l, html_header_3r
 267         global html_header_4
 268         global html_header_5t, html_header_5i
 269         global html_header_6
 270         global html_footer
 271
 272         if file_prefix:
 273             file_prefix = file_prefix + "-"
 274         else:
 275             file_prefix = ""
 276
 277         self.headers       = processor.headers
 278         self.project_title = project_title
 279         self.file_prefix   = file_prefix
 280         self.html_header   = (
 281           html_header_1 + project_title
 282           + html_header_2
 283           + html_header_3l + file_prefix + "index.html"
 284           + html_header_4 + file_prefix + "toc.html"
 285           + html_header_5t + project_title
 286           + html_header_6 )
 287         self.html_index_header = (
 288           html_header_1 + project_title
 289           + html_header_2
 290           + html_header_3r + file_prefix + "toc.html"
 291           + html_header_5t + project_title
 292           + html_header_6 )
 293         self.html_toc_header = (
 294           html_header_1 + project_title
 295           + html_header_2
 296           + html_header_3l + file_prefix + "index.html"
 297           + html_header_5i + project_title
 298           + html_header_6 )
 299         self.html_footer = (
 300           '<div class="timestamp">generated on '
 301           + time.asctime( time.localtime( time.time() ) )
 302           + "</div>" + html_footer )
 303
 304         self.columns = 3
 305
 306     def  make_section_url( self, section ):
 307         return self.file_prefix + section.name + ".html"
 308
 309     def  make_block_url( self, block, name = None ):
 310         if name == None:
 311             name = block.name
 312         return self.make_section_url( block.section ) + "#" + name
 313
 314     def  make_html_word( self, word ):
 315         """Analyze a simple word to detect cross-references and markup."""
 316         # handle cross-references
 317         m = re_crossref.match( word )
 318         if m:
 319             try:
 320                 name = m.group( 1 )
 321                 rest = m.group( 2 )
 322                 block = self.identifiers[name]
 323                 url   = self.make_block_url( block )
 324                 return '<a href="' + url + '">' + name + '</a>' + rest
 325             except:
 326                 # we detected a cross-reference to an unknown item
 327                 sys.stderr.write( "WARNING: undefined cross reference"
 328                                   + " '" + name + "'.\n" )
 329                 return '?' + name + '?' + rest
 330
 331         # handle markup for italic and bold
 332         m = re_italic.match( word )
 333         if m:
 334             name = m.group( 1 )
 335             rest = m.group( 2 )
 336             return '<i>' + name + '</i>' + rest
 337
 338         m = re_bold.match( word )
 339         if m:
 340             name = m.group( 1 )
 341             rest = m.group( 2 )
 342             return '<b>' + name + '</b>' + rest
 343
 344         return html_quote( word )
 345
 346     def  make_html_para( self, words ):
 347         """Convert words of a paragraph into tagged HTML text.  Also handle
 348            cross references."""
 349         line = ""
 350         if words:
 351             line = self.make_html_word( words[0] )
 352             for word in words[1:]:
 353                 line = line + " " + self.make_html_word( word )
 354             # handle hyperlinks
 355             line = re_url.sub( r'<a href="\1">\1</a>', line )
 356             # convert `...' quotations into real left and right single quotes
 357             line = re.sub( r"(^|\W)`(.*?)'(\W|$)",
 358                            r'\1&lsquo;\2&rsquo;\3',
 359                            line )
 360             # convert tilde into non-breakable space
 361             line = string.replace( line, "~", "&nbsp;" )
 362
 363         return para_header + line + para_footer
 364
 365     def  make_html_code( self, lines ):
 366         """Convert a code sequence to HTML."""
 367         line = code_header + '\n'
 368         for l in lines:
 369             line = line + html_quote( l ) + '\n'
 370
 371         return line + code_footer
 372
 373     def  make_html_items( self, items ):
 374         """Convert a field's content into HTML."""
 375         lines = []
 376         for item in items:
 377             if item.lines:
 378                 lines.append( self.make_html_code( item.lines ) )
 379             else:
 380                 lines.append( self.make_html_para( item.words ) )
 381
 382         return string.join( lines, '\n' )
 383
 384     def  print_html_items( self, items ):
 385         print self.make_html_items( items )
 386
 387     def  print_html_field( self, field ):
 388         if field.name:
 389             print( '<table><tr valign="top"><td><b>'
 390                    + field.name
 391                    + "</b></td><td>" )
 392
 393         print self.make_html_items( field.items )
 394
 395         if field.name:
 396             print "</td></tr></table>"
 397
 398     def  html_source_quote( self, line, block_name = None ):
 399         result = ""
 400         while line:
 401             m = re_source_crossref.match( line )
 402             if m:
 403                 name   = m.group( 2 )
 404                 prefix = html_quote( m.group( 1 ) )
 405                 length = len( m.group( 0 ) )
 406
 407                 if name == block_name:
 408                     # this is the current block name, if any
 409                     result = result + prefix + '<b>' + name + '</b>'
 410                 elif re_source_keywords.match( name ):
 411                     # this is a C keyword
 412                     result = ( result + prefix
 413                                + keyword_prefix + name + keyword_suffix )
 414                 elif name in self.identifiers:
 415                     # this is a known identifier
 416                     block = self.identifiers[name]
 417                     id = block.name
 418
 419                     # link to a field ID if possible
 420                     for markup in block.markups:
 421                         if markup.tag == 'values':
 422                             for field in markup.fields:
 423                                 if field.name:
 424                                     id = name
 425
 426                     result = ( result + prefix
 427                                + '<a href="'
 428                                + self.make_block_url( block, id )
 429                                + '">' + name + '</a>' )
 430                 else:
 431                     result = result + html_quote( line[:length] )
 432
 433                 line = line[length:]
 434             else:
 435                 result = result + html_quote( line )
 436                 line   = []
 437
 438         return result
 439
 440     def  print_html_field_list( self, fields ):
 441         print '<table class="fields">'
 442         for field in fields:
 443             print ( '<tr><td class="val" id="' + field.name + '">'
 444                     + field.name
 445                     + '</td><td class="desc">' )
 446             self.print_html_items( field.items )
 447             print "</td></tr>"
 448         print "</table>"
 449
 450     def  print_html_markup( self, markup ):
 451         table_fields = []
 452         for field in markup.fields:
 453             if field.name:
 454                 # We begin a new series of field or value definitions.  We
 455                 # record them in the `table_fields' list before outputting
 456                 # all of them as a single table.
 457                 table_fields.append( field )
 458             else:
 459                 if table_fields:
 460                     self.print_html_field_list( table_fields )
 461                     table_fields = []
 462
 463                 self.print_html_items( field.items )
 464
 465         if table_fields:
 466             self.print_html_field_list( table_fields )
 467
 468     #
 469     # formatting the index
 470     #
 471     def  index_enter( self ):
 472         print self.html_index_header
 473         self.index_items = {}
 474
 475     def  index_name_enter( self, name ):
 476         block = self.identifiers[name]
 477         url   = self.make_block_url( block )
 478         self.index_items[name] = url
 479
 480     def  index_exit( self ):
 481         # `block_index' already contains the sorted list of index names
 482         count = len( self.block_index )
 483         rows  = ( count + self.columns - 1 ) // self.columns
 484
 485         print '<table class="index">'
 486         for r in range( rows ):
 487             line = "<tr>"
 488             for c in range( self.columns ):
 489                 i = r + c * rows
 490                 if i < count:
 491                     bname = self.block_index[r + c * rows]
 492                     url   = self.index_items[bname]
 493                     line  = ( line + '<td><a href="' + url + '">'
 494                               + bname + '</a></td>' )
 495                 else:
 496                     line = line + '<td></td>'
 497             line = line + "</tr>"
 498             print line
 499
 500         print "</table>"
 501
 502         print( index_footer_start
 503                + self.file_prefix + "toc.html"
 504                + index_footer_end )
 505
 506         print self.html_footer
 507
 508         self.index_items = {}
 509
 510     def  index_dump( self, index_filename = None ):
 511         if index_filename == None:
 512             index_filename = self.file_prefix + "index.html"
 513
 514         Formatter.index_dump( self, index_filename )
 515
 516     #
 517     # formatting the table of contents
 518     #
 519     def  toc_enter( self ):
 520         print self.html_toc_header
 521         print "<h1>Table of Contents</h1>"
 522
 523     def  toc_chapter_enter( self, chapter ):
 524         print chapter_header + string.join( chapter.title ) + chapter_inter
 525         print '<table class="toc">'
 526
 527     def  toc_section_enter( self, section ):
 528         print ( '<tr><td class="link">'
 529                 + '<a href="' + self.make_section_url( section ) + '">'
 530                 + section.title + '</a></td><td class="desc">' )
 531         print self.make_html_para( section.abstract )
 532
 533     def  toc_section_exit( self, section ):
 534         print "</td></tr>"
 535
 536     def  toc_chapter_exit( self, chapter ):
 537         print "</table>"
 538         print chapter_footer
 539
 540     def  toc_index( self, index_filename ):
 541         print( chapter_header
 542                + '<a href="' + index_filename + '">Global Index</a>'
 543                + chapter_inter + chapter_footer )
 544
 545     def  toc_exit( self ):
 546         print( toc_footer_start
 547                + self.file_prefix + "index.html"
 548                + toc_footer_end )
 549
 550         print self.html_footer
 551
 552     def  toc_dump( self, toc_filename = None, index_filename = None ):
 553         if toc_filename == None:
 554             toc_filename = self.file_prefix + "toc.html"
 555
 556         if index_filename == None:
 557             index_filename = self.file_prefix + "index.html"
 558
 559         Formatter.toc_dump( self, toc_filename, index_filename )
 560
 561     #
 562     # formatting sections
 563     #
 564     def  section_enter( self, section ):
 565         print self.html_header
 566
 567         print section_title_header + section.title + section_title_footer
 568
 569         maxwidth = 0
 570         for b in section.blocks.values():
 571             if len( b.name ) > maxwidth:
 572                 maxwidth = len( b.name )
 573
 574         width = 70  # XXX magic number
 575         if maxwidth > 0:
 576             # print section synopsis
 577             print section_synopsis_header
 578             print '<table class="synopsis">'
 579
 580             columns = width // maxwidth
 581             if columns < 1:
 582                 columns = 1
 583
 584             count = len( section.block_names )
 585             # don't handle last entry if it is empty
 586             if section.block_names[-1] == "/empty/":
 587                 count -= 1
 588             rows  = ( count + columns - 1 ) // columns
 589
 590             for r in range( rows ):
 591                 line = "<tr>"
 592                 for c in range( columns ):
 593                     i = r + c * rows
 594                     line = line + '<td>'
 595                     if i < count:
 596                         name = section.block_names[i]
 597                         if name == "/empty/":
 598                             # it can happen that a complete row is empty, and
 599                             # without a proper `filler' the browser might
 600                             # collapse the row to a much smaller height (or
 601                             # even omit it completely)
 602                             line = line + "&nbsp;"
 603                         else:
 604                             line = ( line + '<a href="#' + name + '">'
 605                                      + name + '</a>' )
 606
 607                     line = line + '</td>'
 608                 line = line + "</tr>"
 609                 print line
 610
 611             print "</table>"
 612             print section_synopsis_footer
 613
 614         print description_header
 615         print self.make_html_items( section.description )
 616         print description_footer
 617
 618     def  block_enter( self, block ):
 619         print block_header
 620
 621         # place html anchor if needed
 622         if block.name:
 623             print( '<h3 id="' + block.name + '">' + block.name + '</h3>' )
 624
 625         # dump the block C source lines now
 626         if block.code:
 627             header = ''
 628             for f in self.headers.keys():
 629                 if block.source.filename.find( f ) >= 0:
 630                     header = self.headers[f] + ' (' + f + ')'
 631                     break
 632
 633 #           if not header:
 634 #               sys.stderr.write(
 635 #                 "WARNING: No header macro for"
 636 #                 + " '" + block.source.filename + "'.\n" )
 637
 638             if header:
 639                 print ( header_location_header
 640                         + 'Defined in ' + header + '.'
 641                         + header_location_footer )
 642
 643             print source_header
 644             for l in block.code:
 645                 print self.html_source_quote( l, block.name )
 646             print source_footer
 647
 648     def  markup_enter( self, markup, block ):
 649         if markup.tag == "description":
 650             print description_header
 651         else:
 652             print marker_header + markup.tag + marker_inter
 653
 654         self.print_html_markup( markup )
 655
 656     def  markup_exit( self, markup, block ):
 657         if markup.tag == "description":
 658             print description_footer
 659         else:
 660             print marker_footer
 661
 662     def  block_exit( self, block ):
 663         print( block_footer_start + self.file_prefix + "index.html"
 664                + block_footer_middle + self.file_prefix + "toc.html"
 665                + block_footer_end )
 666
 667     def  section_exit( self, section ):
 668         print html_footer
 669
 670     def  section_dump_all( self ):
 671         for section in self.sections:
 672             self.section_dump( section,
 673                                self.file_prefix + section.name + '.html' )
 674
 675 # eof