source: gs3-extensions/html-to-expeditee/trunk/src/perllib/CssStyleToExpAttr.pm@ 26727

Last change on this file since 26727 was 26727, checked in by davidb, 11 years ago

Working on obtaining the correct font information for text elements on an html page.
File size: 11.5 KB
Line 
1###########################################################################
2#
3# CssStyleToExpAttr.pm --
4# A component of the Greenstone digital library software
5# from the New Zealand Digital Library Project at the
6# University of Waikato, New Zealand.
7#
8# Copyright (C) 2009 New Zealand Digital Library Project
9#
10# This program is free software; you can redistr te it and/or modify
11# it under the terms of the GNU General Public License as published by
12# the Free Software Foundation; either version 2 of the License, or
13# (at your option) any later version.
14#
15# This program is distributed in the hope that it will be useful,
16# but WITHOUT ANY WARRANTY; without even the implied warranty of
17# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18# GNU General Public License for more details.
19#
20# You should have received a copy of the GNU General Public License
21# along with this program; if not, write to the Free Software
22# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23#
24###########################################################################
25
26package CssStyleToExpAttr;
27
28my $font_generic_family_lookup = {
29 'serif' => "t", # (e.g., Times)
30 'sans-serif' => "s", # (e.g., Helvetica)
31 'cursive', => "s", # (e.g., Zapf-Chancery)
32 'fantasy' => "s", # (e.g., Western)
33 'monospace' => "m" # (e.g., Courier)
34};
35
36
37my $font_specific_family_lookup = {
38 "arial" => "sans-serif",
39 "arial black" => "sans-serif",
40 "gadget" => "sans-serif",
41 "comic sans ms" => "cursive",
42 "comic sans" => "cursive",
43 "courier" => "monospace",
44 "courier new" => "monospace",
45 "georgia" => "serif",
46 "impact" => "sans-serif",
47 "charcoal" => "sans-serif",
48 "lucida console" => "monospace",
49 "monaco" => "monospace",
50 "lucida sans unicode" => "sans-serif",
51 "lucida grande" => "sans-serif",
52 "palatino linotype" => "serif",
53 "book antiqua" => "serif",
54 "palatino" => "serif",
55 "tahoma" => "sans-serif",
56 "geneva" => "sans-serif",
57 "georgia" => "serif",
58 "times" => "serif",
59 "times new roman" => "serif",
60 "trebuchet ms" => "sans-serif",
61 "trebuchet" => "sans-serif",
62 "verdana" => "sans-serif",
63 "geneva" => "sans-serif",
64 #symbol => "symbol",
65 #webdings => "symbol",
66 #wingdings => "symbol",
67 #zapf dingbats => "symbol",
68 "ms sans serif" => "sans-serif",
69 "sans serif => sans-serif,
70 geneva" => "sans-serif",
71 "ms serif" => "serif",
72 "new york" => "serif"
73};
74
75my $UNUSED_font_specific_family_mapping = {
76 'serif' => [
77 "Times New Roman",
78 "Bodoni",
79 "Garamond",
80 "Minion Web",
81 "ITC Stone Serif",
82 "MS Georgia",
83 "Bitstream Cyberbit",
84 "Adobe Minion Cyrillic",
85 "Excelsior Cyrillic Upright",
86 "Monotype Albion 70",
87 "ER Bukinist",
88 "New Peninim",
89 "Raanana",
90 "Ryumin Light-KL",
91 "Kyokasho ICA",
92 "Futo Min A101",
93 "Lo Cicero Cherokee"
94 ],
95
96 'sans-serif' => [
97 "MS Trebuchet",
98 "ITC Avant Garde Gothic",
99 "MS Arial",
100 "MS Verdana",
101 "Univers",
102 "Futura",
103 "ITC Stone Sans",
104 "Gill Sans",
105 "Akzidenz Grotesk",
106 "Helvetica",
107 "Attika",
108 "Typiko New Era",
109 "MS Tahoma",
110 "Monotype Gill Sans 571",
111 "Helvetica Greek",
112 "Helvetica Cyrillic",
113 "ER Univers",
114 "Lucida Sans Unicode",
115 "Bastion",
116 "Arial Hebrew",
117 "Shin Go",
118 "Heisei Kaku Gothic W5"
119 ],
120 'cursive' => [
121 "Caflisch Script",
122 "Adobe Poetica",
123 "Sanvito",
124 "Ex Ponto",
125 "Snell Roundhand",
126 "Zapf-Chancery",
127 "ER Architekt",
128 "Corsiva",
129 "DecoType Naskh",
130 "Monotype Urdu 507"
131 ],
132
133 'fantasy' => [
134 "Alpha Geometrique",
135 "Critter",
136 "Cottonwood",
137 "FB Reactor",
138 "Studz"
139 ],
140
141 'monospace' => [
142 "Courier",
143 "MS Courier New",
144 "Prestige",
145 "Everson Mono",
146 "ER Kurier",
147 "Osaka Monospaced",
148 ]
149};
150
151
152
153my $font_style_lookup = {
154 'normal' => "n",
155 'italic' => "i",
156 'oblique' => 'i'
157};
158
159# Nothing that can currently be done for small-caps
160my $font_varient_lookup = {
161 'normal' => "",
162 'small-caps' => ""
163};
164
165
166my $font_weight_lookup = {
167 'normal' => "n",
168 'bold' => "n",
169 'bolder' => "b", # filler for now
170 'lighter' => "n", # filler for now
171 '100' => "n",
172 '200' => "n",
173 '300' => "b",
174 '400' => "b",
175 '500' => "b",
176 '600' => "b",
177 '700' => "b",
178 '800' => "b",
179 '900' => "b"
180};
181
182
183my $font_size_absolute = {
184 'xx-small' => 8,
185 'x-small' =>10,
186 'small' =>12,
187 'medium' =>14,
188 'large' =>16,
189 'x-large' =>18,
190 'xx-large' =>20
191};
192
193# px, em, percentage, and relative, such as larger
194
195## color, background-color
196
197my $color_name_lookup = {
198 "aliceblue" => [240,248,255],
199 "antiquewhite" => [250,235,215],
200 "aqua" => [0,255,255],
201 "aquamarine" => [127,255,212],
202 "azure" => [240,255,255],
203 "beige" => [245,245,220],
204 "bisque" => [255,228,196],
205 "black" => [0,0,0],
206 "blanchedalmond" => [255,235,205],
207 "blue" => [0,0,255],
208 "blueviolet" => [138,43,226],
209 "brown" => [165,42,42],
210 "burlywood" => [222,184,135],
211 "cadetblue" => [95,158,160],
212 "chartreuse" => [127,255,0],
213 "chocolate" => [210,105,30],
214 "coral" => [255,127,80],
215 "cornflowerblue" => [100,149,237],
216 "cornsilk" => [255,248,220],
217 "crimson" => [220,20,60],
218 "cyan" => [0,255,255],
219 "darkblue" => [0,0,139],
220 "darkcyan" => [0,139,139],
221 "darkgoldenrod" => [184,134,11],
222 "darkgray" => [169,169,169],
223 "darkgreen" => [0,100,0],
224 "darkgrey" => [169,169,169],
225 "darkkhaki" => [189,183,107],
226 "darkmagenta" => [139,0,139],
227 "darkolivegreen" => [85,107,47],
228 "darkorange" => [255,140,0],
229 "darkorchid" => [153,50,204],
230 "darkred" => [139,0,0],
231 "darksalmon" => [233,150,122],
232 "darkseagreen" => [143,188,143],
233 "darkslateblue" => [72,61,139],
234 "darkslategray" => [47,79,79],
235 "darkslategrey" => [47,79,79],
236 "darkturquoise" => [0,206,209],
237 "darkviolet" => [148,0,211],
238 "deeppink" => [255,20,147],
239 "deepskyblue" => [0,191,255],
240 "dimgray" => [105,105,105],
241 "dimgrey" => [105,105,105],
242 "dodgerblue" => [30,144,255],
243 "firebrick" => [178,34,34],
244 "floralwhite" => [255,250,240],
245 "forestgreen" => [34,139,34],
246 "fuchsia" => [255,0,255],
247 "gainsboro" => [220,220,220],
248 "ghostwhite" => [248,248,255],
249 "gold" => [255,215,0],
250 "goldenrod" => [218,165,32],
251 "gray" => [128,128,128],
252 "green" => [0,128,0],
253 "greenyellow" => [173,255,47],
254 "grey" => [128,128,128],
255 "honeydew" => [240,255,240],
256 "hotpink" => [255,105,180],
257 "indianred" => [205,92,92],
258 "indigo" => [75,0,130],
259 "ivory" => [255,255,240],
260 "khaki" => [240,230,140],
261 "lavender" => [230,230,250],
262 "lavenderblush" => [255,240,245],
263 "lawngreen" => [124,252,0],
264 "lemonchiffon" => [255,250,205],
265 "lightblue" => [173,216,230],
266 "lightcoral" => [240,128,128],
267 "lightcyan" => [224,255,255],
268 "lightgoldenrodyellow" => [250,250,210],
269 "lightgray" => [211,211,211],
270 "lightgreen" => [144,238,144],
271 "lightgrey" => [211,211,211],
272 "lightpink" => [255,182,193],
273 "lightsalmon" => [255,160,122],
274 "lightseagreen" => [32,178,170],
275 "lightskyblue" => [135,206,250],
276 "lightslategray" => [119,136,153],
277 "lightslategrey" => [119,136,153],
278 "lightsteelblue" => [176,196,222],
279 "lightyellow" => [255,255,224],
280 "lime" => [0,255,0],
281 "limegreen" => [50,205,50],
282 "linen" => [250,240,230],
283 "magenta" => [255,0,255],
284 "maroon" => [128,0,0],
285 "mediumaquamarine" => [102,205,170],
286 "mediumblue" => [0,0,205],
287 "mediumorchid" => [186,85,211],
288 "mediumpurple" => [147,112,219],
289 "mediumseagreen" => [60,179,113],
290 "mediumslateblue" => [123,104,238],
291 "mediumspringgreen" => [0,250,154],
292 "mediumturquoise" => [72,209,204],
293 "mediumvioletred" => [199,21,133],
294 "midnightblue" => [25,25,112],
295 "mintcream" => [245,255,250],
296 "mistyrose" => [255,228,225],
297 "moccasin" => [255,228,181],
298 "navajowhite" => [255,222,173],
299 "navy" => [0,0,128],
300 "oldlace" => [253,245,230],
301 "olive" => [128,128,0],
302 "olivedrab" => [107,142,35],
303 "orange" => [255,165,0],
304 "orangered" => [255,69,0],
305 "orchid" => [218,112,214],
306 "palegoldenrod" => [238,232,170],
307 "palegreen" => [152,251,152],
308 "paleturquoise" => [175,238,238],
309 "palevioletred" => [219,112,147],
310 "papayawhip" => [255,239,213],
311 "peachpuff" => [255,218,185],
312 "peru" => [205,133,63],
313 "pink" => [255,192,203],
314 "plum" => [221,160,221],
315 "powderblue" => [176,224,230],
316 "purple" => [128,0,128],
317 "red" => [255,0,0],
318 "rosybrown" => [188,143,143],
319 "royalblue" => [65,105,225],
320 "saddlebrown" => [139,69,19],
321 "salmon" => [250,128,114],
322 "sandybrown" => [244,164,96],
323 "seagreen" => [46,139,87],
324 "seashell" => [255,245,238],
325 "sienna" => [160,82,45],
326 "silver" => [192,192,192],
327 "skyblue" => [135,206,235],
328 "slateblue" => [106,90,205],
329 "slategray" => [112,128,144],
330 "slategrey" => [112,128,144],
331 "snow" => [255,250,250],
332 "springgreen" => [0,255,127],
333 "steelblue" => [70,130,180],
334 "tan" => [210,180,140],
335 "teal" => [0,128,128],
336 "thistle" => [216,191,216],
337 "tomato" => [255,99,71],
338 "turquoise" => [64,224,208],
339 "violet" => [238,130,238],
340 "wheat" => [245,222,179],
341 "white" => [255,255,255],
342 "whitesmoke" => [245,245,245],
343 "yellow" => [255,255,0],
344 "yellowgreen" => [154,205,50 ]
345};
346
347
348sub convert_font_size
349{
350 my ($css_font_size) = @_;
351
352 my $exp_font_size = undef;
353
354
355 #if ($css_font_size =~ m/^(\d+(?:\.\d*))px$/) {
356 # $exp_font_size = int($1);
357 #}
358
359 $css_font_size =~ s/[^0-9]//g;
360
361 if(defined $css_font_size){
362 $exp_font_size = $css_font_size;
363 }
364
365 return $exp_font_size;
366}
367
368
369sub convert_color
370{
371 my ($css_color) = @_;
372
373 my $exp_color;
374
375 if ($css_color =~ m/^rgb\((\d+),\s*(\d+),\s*(\d+)\)$/) {
376
377 my $r = int(100*$1/255);
378 my $g = int(100*$2/255);
379 my $b = int(100*$3/255);
380
381 print STDERR "*** r = $r, g = $g, b = $b\n";
382
383 $exp_color = "$r $g $b";
384
385 print STDERR "*** exp color = $exp_color\n";
386
387 }
388 elsif ($css_color =~ m/^transparent/i) {
389 $exp_color = undef;
390 }
391
392 return $exp_color;
393}
394
395sub convert_font_family
396{
397 my ($css_font_family) = @_;
398
399 print STDERR "*** PASSING PARAMETER css font family: ".$css_font_family."\n";
400
401 my $exp_font_family;
402
403 #use $font_specific_family_lookup and $font_generic_family_lookup
404 #to find the appropriate font family tag to output to expeditee.
405 if(defined $font_specific_family_lookup->{lc($css_font_family)}){
406 $exp_font_family = $css_font_family."_";
407 }
408
409 print STDERR "**** TESTING TESTING ".$font_specific_family_lookup->{"georgia"}."\n";
410 print STDERR "**** TESTING TESTING ".$font_specific_family_lookup->{lc($css_font_family)}."\n";
411 print STDERR "**** TESTING TESTING ".$font_specific_family_lookup->{$css_font_family}."\n";
412 print STDERR "In CssStyleToExpAttr: font family attribute: $exp_font_family ******* \n";
413
414 return $exp_font_family;
415}
416
417sub convert_font_style
418{
419 my ($css_font_style) = @_;
420
421 my $exp_font_style;
422
423 return $exp_font_style;
424}
425
4261;
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