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c168a833 MS |
1 | /* |
2 | * "$Id$" | |
3 | * | |
4 | * PWG media name API implementation for the Common UNIX Printing System | |
5 | * (CUPS). | |
6 | * | |
7 | * Copyright 2009 by Apple Inc. | |
8 | * | |
9 | * These coded instructions, statements, and computer programs are the | |
10 | * property of Apple Inc. and are protected by Federal copyright | |
11 | * law. Distribution and use rights are outlined in the file "LICENSE.txt" | |
12 | * which should have been included with this file. If this file is | |
13 | * file is missing or damaged, see the license at "http://www.cups.org/". | |
14 | * | |
15 | * Contents: | |
16 | * | |
17 | * _cupsPWGMediaByLegacy() - Find a PWG media size by ISO/IPP legacy name. | |
18 | * _cupsPWGMediaByName() - Find a PWG media size by 5101.1 self-describing | |
19 | * name. | |
20 | * _cupsPWGMediaBySize() - Find a PWG media size by size in points. | |
21 | * compare_legacy() - Compare two sizes using the legacy names. | |
22 | * compare_pwg() - Compare two sizes using the PWG names. | |
23 | */ | |
24 | ||
25 | /* | |
26 | * Include necessary headers... | |
27 | */ | |
28 | ||
29 | #include "pwgmedia.h" | |
30 | #include "globals.h" | |
31 | #include "string.h" | |
32 | #include "debug.h" | |
33 | #include <math.h> | |
34 | ||
35 | ||
36 | /* | |
37 | * Local macros... | |
38 | */ | |
39 | ||
40 | #define _CUPS_SIZE_IN(p,l,x,y) {p, l, x * 72.0, y * 72.0} | |
41 | #define _CUPS_SIZE_MM(p,l,x,y) {p, l, x / 25.4 * 72.0, y / 25.4 * 72.0} | |
42 | ||
43 | ||
44 | /* | |
45 | * Local functions... | |
46 | */ | |
47 | ||
48 | static int compare_legacy(_cups_pwg_media_t *a, _cups_pwg_media_t *b); | |
49 | static int compare_pwg(_cups_pwg_media_t *a, _cups_pwg_media_t *b); | |
50 | ||
51 | ||
52 | /* | |
53 | * Local globals... | |
54 | */ | |
55 | ||
56 | static _cups_pwg_media_t const cups_pwg_media[] = | |
57 | { /* Media size lookup table */ | |
58 | /* North American Standard Sheet Media Sizes */ | |
59 | _CUPS_SIZE_IN("na_index-3x5_3x5in", NULL, 3, 5), | |
60 | _CUPS_SIZE_IN("na_personal_3.625x6.5in", NULL, 3.625, 6.5), | |
61 | _CUPS_SIZE_IN("na_monarch_3.875x7.5in", "monarch-envelope", 3.875, 7.5), | |
62 | _CUPS_SIZE_IN("na_number-9_3.875x8.875in", "na-number-9-envelope", 3.875, 8.875), | |
63 | _CUPS_SIZE_IN("na_index-4x6_4x6in", NULL, 4, 6), | |
64 | _CUPS_SIZE_IN("na_number-10_4.125x9.5in", "na-number-10-envelope", 4.125, 9.5), | |
65 | _CUPS_SIZE_IN("na_a2_4.375x5.75in", NULL, 4.375, 5.75), | |
66 | _CUPS_SIZE_IN("na_number-11_4.5x10.375in", NULL, 4.5, 10.375), | |
67 | _CUPS_SIZE_IN("na_number-12_4.75x11in", NULL, 4.75, 11), | |
68 | _CUPS_SIZE_IN("na_5x7_5x7in", NULL, 5, 7), | |
69 | _CUPS_SIZE_IN("na_index-5x8_5x8in", NULL, 5, 8), | |
70 | _CUPS_SIZE_IN("na_number-14_5x11.5in", NULL, 5, 11.5), | |
71 | _CUPS_SIZE_IN("na_invoice_5.5x8.5in", "invoice", 5.5, 8.5), | |
72 | _CUPS_SIZE_IN("na_index-4x6-ext_6x8in", NULL, 6, 8), | |
73 | _CUPS_SIZE_IN("na_6x9_6x9in", "na-6x9-envelope", 6, 9), | |
74 | _CUPS_SIZE_IN("na_c5_6.5x9.5in", NULL, 6.5, 9.5), | |
75 | _CUPS_SIZE_IN("na_7x9_7x9in", "na-7x9-envelope", 7, 9), | |
76 | _CUPS_SIZE_IN("na_executive_7.25x10.5in", "executive", 7.25, 10.5), | |
77 | _CUPS_SIZE_IN("na_govt-letter_8x10in", "na-8x10", 8, 10), | |
78 | _CUPS_SIZE_IN("na_govt-legal_8x13in", NULL, 8, 13), | |
79 | _CUPS_SIZE_IN("na_quarto_8.5x10.83in", "quarto", 8.5, 10.83), | |
80 | _CUPS_SIZE_IN("na_letter_8.5x11in", "na-letter", 8.5, 11), | |
81 | _CUPS_SIZE_IN("na_fanfold-eur_8.5x12in", NULL, 8.5, 12), | |
82 | _CUPS_SIZE_IN("na_letter-plus_8.5x12.69in", NULL, 8.5, 12.69), | |
83 | _CUPS_SIZE_IN("na_foolscap_8.5x13in", NULL, 8.5, 13), | |
84 | _CUPS_SIZE_IN("na_legal_8.5x14in", "na-legal", 8.5, 14), | |
85 | _CUPS_SIZE_IN("na_super-a_8.94x14in", NULL, 8.94, 14), | |
86 | _CUPS_SIZE_IN("na_9x11_9x11in", "na-9x11-envelope", 9, 11), | |
87 | _CUPS_SIZE_IN("na_arch-a_9x12in", "arch-a", 9, 12), | |
88 | _CUPS_SIZE_IN("na_letter-extra_9.5x12in", NULL, 9.5, 12), | |
89 | _CUPS_SIZE_IN("na_legal-extra_9.5x15in", NULL, 9.5, 15), | |
90 | _CUPS_SIZE_IN("na_10x11_10x11in", NULL, 10, 11), | |
91 | _CUPS_SIZE_IN("na_10x13_10x13in", "na-10x13-envelope", 10, 13), | |
92 | _CUPS_SIZE_IN("na_10x14_10x14in", "na-10x14-envelope", 10, 14), | |
93 | _CUPS_SIZE_IN("na_10x15_10x15in", "na-10x15-envelope", 10, 15), | |
94 | _CUPS_SIZE_IN("na_11x12_11x12in", NULL, 11, 12), | |
95 | _CUPS_SIZE_IN("na_edp_11x14in", NULL, 11, 14), | |
96 | _CUPS_SIZE_IN("na_fanfold-us_11x14.875in", NULL, 11, 14.875), | |
97 | _CUPS_SIZE_IN("na_11x15_11x15in", NULL, 11, 15), | |
98 | _CUPS_SIZE_IN("na_ledger_11x17in", "tabloid", 11, 17), | |
99 | _CUPS_SIZE_IN("na_eur-edp_12x14in", NULL, 12, 14), | |
100 | _CUPS_SIZE_IN("na_arch-b_12x18in", "arch-b", 12, 18), | |
101 | _CUPS_SIZE_IN("na_12x19_12x19in", NULL, 12, 19), | |
102 | _CUPS_SIZE_IN("na_b-plus_12x19.17in", NULL, 12, 19.17), | |
103 | _CUPS_SIZE_IN("na_super-b_13x19in", NULL, 13, 19), | |
104 | _CUPS_SIZE_IN("na_c_17x22in", "c", 17, 22), | |
105 | _CUPS_SIZE_IN("na_arch-c_18x24in", "arch-c", 18, 24), | |
106 | _CUPS_SIZE_IN("na_d_22x34in", "d", 22, 34), | |
107 | _CUPS_SIZE_IN("na_arch-d_24x36in", "arch-d", 24, 36), | |
108 | _CUPS_SIZE_IN("asme_f_28x40in", "f", 28, 40), | |
109 | _CUPS_SIZE_IN("na_wide-format_30x42in", NULL, 30, 42), | |
110 | _CUPS_SIZE_IN("na_e_34x44in", "e", 34, 44), | |
111 | _CUPS_SIZE_IN("na_arch-e_36x48in", "arch-e", 36, 48), | |
112 | _CUPS_SIZE_IN("na_f_44x68in", NULL, 44, 68), | |
113 | ||
114 | /* Chinese Standard Sheet Media Inch Sizes */ | |
115 | _CUPS_SIZE_IN("roc_16k_7.75x10.75in", NULL, 7.75, 10.75), | |
116 | _CUPS_SIZE_IN("roc_8k_10.75x15.5in", NULL, 10.75, 15.5), | |
117 | ||
118 | /* ISO Standard Sheet Media Sizes */ | |
119 | _CUPS_SIZE_MM("iso_a10_26x37mm", "iso-a10", 26, 37), | |
120 | _CUPS_SIZE_MM("iso_a9_37x52mm", "iso-a9", 37, 52), | |
121 | _CUPS_SIZE_MM("iso_a8_52x74mm", "iso-a8", 52, 74), | |
122 | _CUPS_SIZE_MM("iso_a7_74x105mm", "iso-a7", 74, 105), | |
123 | _CUPS_SIZE_MM("iso_a6_105x148mm", "iso-a6", 105, 148), | |
124 | _CUPS_SIZE_MM("iso_a5_148x210mm", "iso-a5", 148, 210), | |
125 | _CUPS_SIZE_MM("iso_a5-extra_174x235mm", NULL, 174, 235), | |
126 | _CUPS_SIZE_MM("iso_a4_210x297mm", "iso-a4", 210, 297), | |
127 | _CUPS_SIZE_MM("iso_a4-tab_225x297mm", NULL, 225, 297), | |
128 | _CUPS_SIZE_MM("iso_a4-extra_235.5x322.3mm", NULL, 235.5, 322.3), | |
129 | _CUPS_SIZE_MM("iso_a3_297x420mm", "iso-a3", 297, 420), | |
130 | _CUPS_SIZE_MM("iso_a4x3_297x630mm", "iso-a4x3", 297, 630), | |
131 | _CUPS_SIZE_MM("iso_a4x4_297x841mm", "iso-a4x4", 297, 841), | |
132 | _CUPS_SIZE_MM("iso_a4x5_297x1051mm", "iso-a4x5", 297, 1051), | |
133 | _CUPS_SIZE_MM("iso_a4x6_297x1261mm", "iso-a4x6", 297, 1261), | |
134 | _CUPS_SIZE_MM("iso_a4x7_297x1471mm", "iso-a4x7", 297, 1471), | |
135 | _CUPS_SIZE_MM("iso_a4x8_297x1682mm", "iso-a4x8", 297, 1682), | |
136 | _CUPS_SIZE_MM("iso_a4x9_297x1892mm", "iso-a4x9", 297, 1892), | |
137 | _CUPS_SIZE_MM("iso_a3-extra_322x445mm", "iso-a3-extra", 322, 445), | |
138 | _CUPS_SIZE_MM("iso_a2_420x594mm", "iso-a2", 420, 594), | |
139 | _CUPS_SIZE_MM("iso_a3x3_420x891mm", "iso-a3x3", 420, 891), | |
140 | _CUPS_SIZE_MM("iso_a3x4_420x1189mm", "iso-a3x4", 420, 1189), | |
141 | _CUPS_SIZE_MM("iso_a3x5_420x1486mm", "iso-a3x5", 420, 1486), | |
142 | _CUPS_SIZE_MM("iso_a3x6_420x1783mm", "iso-a3x6", 420, 1783), | |
143 | _CUPS_SIZE_MM("iso_a3x7_420x2080mm", "iso-a3x7", 420, 2080), | |
144 | _CUPS_SIZE_MM("iso_a1_594x841mm", "iso-a1", 594, 841), | |
145 | _CUPS_SIZE_MM("iso_a2x3_594x1261mm", "iso-a2x3", 594, 1261), | |
146 | _CUPS_SIZE_MM("iso_a2x4_594x1682mm", "iso-a2x4", 594, 1682), | |
147 | _CUPS_SIZE_MM("iso_a2x5_594x2102mm", "iso-a2x5", 594, 2102), | |
148 | _CUPS_SIZE_MM("iso_a0_841x1189mm", "iso-a0", 841, 1189), | |
149 | _CUPS_SIZE_MM("iso_a1x3_841x1783mm", "iso-a1x3", 841, 1783), | |
150 | _CUPS_SIZE_MM("iso_a1x4_841x2378mm", "iso-a1x4", 841, 2378), | |
151 | _CUPS_SIZE_MM("iso_2a0_1189x1682mm", NULL, 1189, 1682), | |
152 | _CUPS_SIZE_MM("iso_a0x3_1189x2523mm", NULL, 1189, 2523), | |
153 | _CUPS_SIZE_MM("iso_b10_31x44mm", "iso-b10", 31, 44), | |
154 | _CUPS_SIZE_MM("iso_b9_44x62mm", "iso-b9", 44, 62), | |
155 | _CUPS_SIZE_MM("iso_b8_62x88mm", "iso-b8", 62, 88), | |
156 | _CUPS_SIZE_MM("iso_b7_88x125mm", "iso-b7", 88, 125), | |
157 | _CUPS_SIZE_MM("iso_b6_125x176mm", "iso-b6", 125, 176), | |
158 | _CUPS_SIZE_MM("iso_b6c4_125x324mm", NULL, 125, 324), | |
159 | _CUPS_SIZE_MM("iso_b5_176x250mm", "iso-b5", 176, 250), | |
160 | _CUPS_SIZE_MM("iso_b5-extra_201x276mm", NULL, 201, 276), | |
161 | _CUPS_SIZE_MM("iso_b4_250x353mm", "iso-b4", 250, 353), | |
162 | _CUPS_SIZE_MM("iso_b3_353x500mm", "iso-b3", 353, 500), | |
163 | _CUPS_SIZE_MM("iso_b2_500x707mm", "iso-b2", 500, 707), | |
164 | _CUPS_SIZE_MM("iso_b1_707x1000mm", "iso-b1", 707, 1000), | |
165 | _CUPS_SIZE_MM("iso_b0_1000x1414mm", "iso-b0", 1000, 1414), | |
166 | _CUPS_SIZE_MM("iso_c10_28x40mm", "iso-c10", 28, 40), | |
167 | _CUPS_SIZE_MM("iso_c9_40x57mm", "iso-c9", 40, 57), | |
168 | _CUPS_SIZE_MM("iso_c8_57x81mm", "iso-c8", 57, 81), | |
169 | _CUPS_SIZE_MM("iso_c7_81x114mm", "iso-c7", 81, 114), | |
170 | _CUPS_SIZE_MM("iso_c7c6_81x162mm", NULL, 81, 162), | |
171 | _CUPS_SIZE_MM("iso_c6_114x162mm", "iso-c6", 114, 162), | |
172 | _CUPS_SIZE_MM("iso_c6c5_114x229mm", NULL, 114, 229), | |
173 | _CUPS_SIZE_MM("iso_c5_162x229mm", "iso-c5", 162, 229), | |
174 | _CUPS_SIZE_MM("iso_c4_229x324mm", "iso-c4", 229, 324), | |
175 | _CUPS_SIZE_MM("iso_c3_324x458mm", "iso-c3", 324, 458), | |
176 | _CUPS_SIZE_MM("iso_c2_458x648mm", "iso-c2", 458, 648), | |
177 | _CUPS_SIZE_MM("iso_c1_648x917mm", "iso-c1", 648, 917), | |
178 | _CUPS_SIZE_MM("iso_c0_917x1297mm", "iso-c0", 917, 1297), | |
179 | _CUPS_SIZE_MM("iso_dl_110x220mm", "iso-designated", 110, 220), | |
180 | _CUPS_SIZE_MM("iso_ra2_430x610mm", "iso-ra2", 430, 610), | |
181 | _CUPS_SIZE_MM("iso_sra2_450x640mm", "iso-sra2", 450, 640), | |
182 | _CUPS_SIZE_MM("iso_ra1_610x860mm", "iso-ra1", 610, 860), | |
183 | _CUPS_SIZE_MM("iso_sra1_640x900mm", "iso-sra1", 640, 900), | |
184 | _CUPS_SIZE_MM("iso_ra0_860x1220mm", "iso-ra0", 860, 1220), | |
185 | _CUPS_SIZE_MM("iso_sra0_900x1280mm", "iso-sra0", 900, 1280), | |
186 | ||
187 | /* Japanese Standard Sheet Media Sizes */ | |
188 | _CUPS_SIZE_MM("jis_b10_32x45mm", "jis-b10", 32, 45), | |
189 | _CUPS_SIZE_MM("jis_b9_45x64mm", "jis-b9", 45, 64), | |
190 | _CUPS_SIZE_MM("jis_b8_64x91mm", "jis-b8", 64, 91), | |
191 | _CUPS_SIZE_MM("jis_b7_91x128mm", "jis-b7", 91, 128), | |
192 | _CUPS_SIZE_MM("jis_b6_128x182mm", "jis-b6", 128, 182), | |
193 | _CUPS_SIZE_MM("jis_b5_182x257mm", "jis-b5", 182, 257), | |
194 | _CUPS_SIZE_MM("jis_b4_257x364mm", "jis-b4", 257, 364), | |
195 | _CUPS_SIZE_MM("jis_b3_364x515mm", "jis-b3", 364, 515), | |
196 | _CUPS_SIZE_MM("jis_b2_515x728mm", "jis-b2", 515, 728), | |
197 | _CUPS_SIZE_MM("jis_b1_728x1030mm", "jis-b1", 728, 1030), | |
198 | _CUPS_SIZE_MM("jis_b0_1030x1456mm", "jis-b0", 1030, 1456), | |
199 | _CUPS_SIZE_MM("jis_exec_216x330mm", NULL, 216, 330), | |
200 | _CUPS_SIZE_MM("jpn_chou4_90x205mm", NULL, 90, 205), | |
201 | _CUPS_SIZE_MM("jpn_hagaki_100x148mm", NULL, 100, 148), | |
202 | _CUPS_SIZE_MM("jpn_you4_105x235mm", NULL, 105, 235), | |
203 | _CUPS_SIZE_MM("jpn_chou2_111.1x146mm", NULL, 111.1, 146), | |
204 | _CUPS_SIZE_MM("jpn_chou3_120x235mm", NULL, 120, 235), | |
205 | _CUPS_SIZE_MM("jpn_oufuku_148x200mm", NULL, 148, 200), | |
206 | _CUPS_SIZE_MM("jpn_kahu_240x322.1mm", NULL, 240, 322.1), | |
207 | _CUPS_SIZE_MM("jpn_kaku2_240x332mm", NULL, 240, 332), | |
208 | ||
209 | /* Chinese Standard Sheet Media Sizes */ | |
210 | _CUPS_SIZE_MM("prc_32k_97x151mm", NULL, 97, 151), | |
211 | _CUPS_SIZE_MM("prc_1_102x165mm", NULL, 102, 165), | |
212 | _CUPS_SIZE_MM("prc_2_102x176mm", NULL, 102, 176), | |
213 | _CUPS_SIZE_MM("prc_4_110x208mm", NULL, 110, 208), | |
214 | _CUPS_SIZE_MM("prc_5_110x220mm", NULL, 110, 220), | |
215 | _CUPS_SIZE_MM("prc_8_120x309mm", NULL, 120, 309), | |
216 | _CUPS_SIZE_MM("prc_6_120x320mm", NULL, 120, 320), | |
217 | _CUPS_SIZE_MM("prc_3_125x176mm", NULL, 125, 176), | |
218 | _CUPS_SIZE_MM("prc_16k_146x215mm", NULL, 146, 215), | |
219 | _CUPS_SIZE_MM("prc_7_160x230mm", NULL, 160, 230), | |
220 | _CUPS_SIZE_MM("om_juuro-ku-kai_198x275mm", NULL, 198, 275), | |
221 | _CUPS_SIZE_MM("om_pa-kai_267x389mm", NULL, 267, 389), | |
222 | _CUPS_SIZE_MM("om_dai-pa-kai_275x395mm", NULL, 275, 395), | |
223 | _CUPS_SIZE_MM("prc_10_324x458mm", NULL, 324, 458), | |
224 | ||
225 | /* Other Metric Standard Sheet Media Sizes */ | |
226 | _CUPS_SIZE_MM("om_small-photo_100x150mm", NULL, 100, 150), | |
227 | _CUPS_SIZE_MM("om_italian_110x230mm", NULL, 110, 230), | |
228 | _CUPS_SIZE_MM("om_postfix_114x229mm", NULL, 114, 229), | |
229 | _CUPS_SIZE_MM("om_large-photo_200x300", NULL, 200, 300), | |
230 | _CUPS_SIZE_MM("om_folio_210x330mm", "folio", 210, 330), | |
231 | _CUPS_SIZE_MM("om_folio-sp_215x315mm", NULL, 215, 315), | |
232 | _CUPS_SIZE_MM("om_invite_220x220mm", NULL, 220, 220) | |
233 | }; | |
234 | ||
235 | ||
236 | /* | |
237 | * '_cupsPWGMediaByLegacy()' - Find a PWG media size by ISO/IPP legacy name. | |
238 | */ | |
239 | ||
240 | _cups_pwg_media_t * /* O - Matching size or NULL */ | |
241 | _cupsPWGMediaByLegacy( | |
242 | const char *legacy) /* I - Legacy size name */ | |
243 | { | |
244 | _cups_pwg_media_t key; /* Search key */ | |
245 | _cups_globals_t *cg = _cupsGlobals(); | |
246 | /* Global data */ | |
247 | ||
248 | ||
249 | /* | |
250 | * Build the lookup table for PWG names as needed... | |
251 | */ | |
252 | ||
253 | if (!cg->leg_size_lut) | |
254 | { | |
255 | int i; /* Looping var */ | |
256 | _cups_pwg_media_t *size; /* Current size */ | |
257 | ||
258 | cg->leg_size_lut = cupsArrayNew((cups_array_func_t)compare_legacy, NULL); | |
259 | ||
260 | for (i = (int)(sizeof(cups_pwg_media) / sizeof(cups_pwg_media[0])), | |
261 | size = (_cups_pwg_media_t *)cups_pwg_media; | |
262 | i > 0; | |
263 | i --, size ++) | |
264 | if (size->legacy) | |
265 | cupsArrayAdd(cg->leg_size_lut, size); | |
266 | } | |
267 | ||
268 | /* | |
269 | * Lookup the name... | |
270 | */ | |
271 | ||
272 | key.legacy = legacy; | |
273 | return ((_cups_pwg_media_t *)cupsArrayFind(cg->leg_size_lut, &key)); | |
274 | } | |
275 | ||
276 | ||
277 | /* | |
278 | * '_cupsPWGMediaByName()' - Find a PWG media size by 5101.1 self-describing | |
279 | * name. | |
280 | */ | |
281 | ||
282 | _cups_pwg_media_t * /* O - Matching size or NULL */ | |
283 | _cupsPWGMediaByName(const char *pwg) /* I - PWG size name */ | |
284 | { | |
285 | _cups_pwg_media_t key; /* Search key */ | |
286 | _cups_globals_t *cg = _cupsGlobals(); | |
287 | /* Global data */ | |
288 | ||
289 | ||
290 | /* | |
291 | * Build the lookup table for PWG names as needed... | |
292 | */ | |
293 | ||
294 | if (!cg->pwg_size_lut) | |
295 | { | |
296 | int i; /* Looping var */ | |
297 | _cups_pwg_media_t *size; /* Current size */ | |
298 | ||
299 | cg->pwg_size_lut = cupsArrayNew((cups_array_func_t)compare_pwg, NULL); | |
300 | ||
301 | for (i = (int)(sizeof(cups_pwg_media) / sizeof(cups_pwg_media[0])), | |
302 | size = (_cups_pwg_media_t *)cups_pwg_media; | |
303 | i > 0; | |
304 | i --, size ++) | |
305 | cupsArrayAdd(cg->pwg_size_lut, size); | |
306 | } | |
307 | ||
308 | /* | |
309 | * Lookup the name... | |
310 | */ | |
311 | ||
312 | key.pwg = pwg; | |
313 | return ((_cups_pwg_media_t *)cupsArrayFind(cg->pwg_size_lut, &key)); | |
314 | } | |
315 | ||
316 | ||
317 | /* | |
318 | * '_cupsPWGMediaBySize()' - Find a PWG media size by size in points. | |
319 | */ | |
320 | ||
321 | _cups_pwg_media_t * /* O - Matching size or NULL */ | |
322 | _cupsPWGMediaBySize(double width, /* I - Width in points */ | |
323 | double length) /* I - Length in points */ | |
324 | { | |
325 | int i; /* Looping var */ | |
326 | _cups_pwg_media_t *size; /* Current size */ | |
327 | double dw, dl; /* Difference in width and length */ | |
328 | ||
329 | ||
330 | for (i = (int)(sizeof(cups_pwg_media) / sizeof(cups_pwg_media[0])), | |
331 | size = (_cups_pwg_media_t *)cups_pwg_media; | |
332 | i > 0; | |
333 | i --, size ++) | |
334 | { | |
335 | /* | |
336 | * Adobe uses a size matching algorithm with an epsilon of 5 points... | |
337 | */ | |
338 | ||
339 | dw = size->width - width; | |
340 | dl = size->length - length; | |
341 | ||
342 | if (dw > -5.0 && dw < 5.0 && dl > -5.0 && dl < 5.0) | |
343 | return (size); | |
344 | } | |
345 | ||
346 | return (NULL); | |
347 | } | |
348 | ||
349 | ||
350 | /* | |
351 | * 'compare_legacy()' - Compare two sizes using the legacy names. | |
352 | */ | |
353 | ||
354 | static int /* O - Result of comparison */ | |
355 | compare_legacy(_cups_pwg_media_t *a, /* I - First size */ | |
356 | _cups_pwg_media_t *b) /* I - Second size */ | |
357 | { | |
358 | return (strcmp(a->legacy, b->legacy)); | |
359 | } | |
360 | ||
361 | ||
362 | /* | |
363 | * 'compare_pwg()' - Compare two sizes using the PWG names. | |
364 | */ | |
365 | ||
366 | static int /* O - Result of comparison */ | |
367 | compare_pwg(_cups_pwg_media_t *a, /* I - First size */ | |
368 | _cups_pwg_media_t *b) /* I - Second size */ | |
369 | { | |
370 | return (strcmp(a->pwg, b->pwg)); | |
371 | } | |
372 | ||
373 | ||
374 | /* | |
375 | * End of "$Id$". | |
376 | */ |