cups/pwg-media.c

   1 /*
   2  * "$Id$"
   3  *
   4  *   PWG media name API implementation for CUPS.
   5  *
   6  *   Copyright 2009-2010 by Apple Inc.
   7  *
   8  *   These coded instructions, statements, and computer programs are the
   9  *   property of Apple Inc. and are protected by Federal copyright
  10  *   law.  Distribution and use rights are outlined in the file "LICENSE.txt"
  11  *   which should have been included with this file.  If this file is
  12  *   file is missing or damaged, see the license at "http://www.cups.org/".
  13  *
  14  *   This file is subject to the Apple OS-Developed Software exception.
  15  *
  16  * Contents:
  17  *
  18  *   _pwgGenerateSize()   - Generate a PWG size keyword.
  19  *   _pwgInitSize()       - Initialize a PWG size using IPP job template
  20  *                          attributes.
  21  *   _pwgMediaForLegacy() - Find a PWG media size by ISO/IPP legacy name.
  22  *   _pwgMediaForPPD()    - Find a PWG media size by Adobe PPD name.
  23  *   _pwgMediaForPWG()    - Find a PWG media size by 5101.1 self-describing
  24  *                          name.
  25  *   _pwgMediaForSize()   - Get the PWG media name for a given size.
  26  *   pwg_compare_legacy() - Compare two sizes using the legacy names.
  27  *   pwg_compare_ppd()    - Compare two sizes using the PPD names.
  28  *   pwg_compare_pwg()    - Compare two sizes using the PWG names.
  29  */
  30
  31 /*
  32  * Include necessary headers...
  33  */
  34
  35 #include "pwg-private.h"
  36 #include "globals.h"
  37 #include "string.h"
  38 #include "debug.h"
  39 #include <math.h>
  40
  41
  42 /*
  43  * Local macros...
  44  */
  45
  46 #define _PWG_MEDIA_IN(p,l,a,x,y) {p, l, a, (int)(x * 2540), (int)(y * 2540)}
  47 #define _PWG_MEDIA_MM(p,l,a,x,y) {p, l, a, (int)(x * 100), (int)(y * 100)}
  48
  49
  50 /*
  51  * Local functions...
  52  */
  53
  54 static int      pwg_compare_legacy(_pwg_media_t *a, _pwg_media_t *b);
  55 static int      pwg_compare_pwg(_pwg_media_t *a, _pwg_media_t *b);
  56 static int      pwg_compare_ppd(_pwg_media_t *a, _pwg_media_t *b);
  57
  58
  59 /*
  60  * Local globals...
  61  */
  62
  63 static _pwg_media_t const cups_pwg_media[] =
  64 {                                       /* Media size lookup table */
  65   /* North American Standard Sheet Media Sizes */
  66   _PWG_MEDIA_IN("na_index-3x5_3x5in", NULL, NULL, 3, 5),
  67   _PWG_MEDIA_IN("na_personal_3.625x6.5in", NULL, "EnvPersonal", 3.625, 6.5),
  68   _PWG_MEDIA_IN("na_monarch_3.875x7.5in", "monarch-envelope", "EnvMonarch", 3.875, 7.5),
  69   _PWG_MEDIA_IN("na_number-9_3.875x8.875in", "na-number-9-envelope", "Env9", 3.875, 8.875),
  70   _PWG_MEDIA_IN("na_index-4x6_4x6in", NULL, NULL, 4, 6),
  71   _PWG_MEDIA_IN("na_number-10_4.125x9.5in", "na-number-10-envelope", "Env10", 4.125, 9.5),
  72   _PWG_MEDIA_IN("na_a2_4.375x5.75in", NULL, NULL, 4.375, 5.75),
  73   _PWG_MEDIA_IN("na_number-11_4.5x10.375in", NULL, "Env11", 4.5, 10.375),
  74   _PWG_MEDIA_IN("na_number-12_4.75x11in", NULL, "Env12", 4.75, 11),
  75   _PWG_MEDIA_IN("na_5x7_5x7in", NULL, NULL, 5, 7),
  76   _PWG_MEDIA_IN("na_index-5x8_5x8in", NULL, NULL, 5, 8),
  77   _PWG_MEDIA_IN("na_number-14_5x11.5in", NULL, "Env14", 5, 11.5),
  78   _PWG_MEDIA_IN("na_invoice_5.5x8.5in", "invoice", "Statement", 5.5, 8.5),
  79   _PWG_MEDIA_IN("na_index-4x6-ext_6x8in", NULL, NULL, 6, 8),
  80   _PWG_MEDIA_IN("na_6x9_6x9in", "na-6x9-envelope", NULL, 6, 9),
  81   _PWG_MEDIA_IN("na_c5_6.5x9.5in", NULL, NULL, 6.5, 9.5),
  82   _PWG_MEDIA_IN("na_7x9_7x9in", "na-7x9-envelope", "7x9", 7, 9),
  83   _PWG_MEDIA_IN("na_executive_7.25x10.5in", "executive", "Executive", 7.25, 10.5),
  84   _PWG_MEDIA_IN("na_govt-letter_8x10in", "na-8x10", "8x10", 8, 10),
  85   _PWG_MEDIA_IN("na_govt-legal_8x13in", NULL, NULL, 8, 13),
  86   _PWG_MEDIA_IN("na_quarto_8.5x10.83in", "quarto", "Quarto", 8.5, 10.83),
  87   _PWG_MEDIA_IN("na_letter_8.5x11in", "na-letter", "Letter", 8.5, 11),
  88   _PWG_MEDIA_IN("na_fanfold-eur_8.5x12in", NULL, "FanFoldGerman", 8.5, 12),
  89   _PWG_MEDIA_IN("na_letter-plus_8.5x12.69in", NULL, "LetterPlus", 8.5, 12.69),
  90   _PWG_MEDIA_IN("na_foolscap_8.5x13in", NULL, "FanFoldGermanLegal", 8.5, 13),
  91   _PWG_MEDIA_IN("na_legal_8.5x14in", "na-legal", "Legal", 8.5, 14),
  92   _PWG_MEDIA_IN("na_super-a_8.94x14in", NULL, "SuperA", 8.94, 14),
  93   _PWG_MEDIA_IN("na_9x11_9x11in", "na-9x11-envelope", "9x11", 9, 11),
  94   _PWG_MEDIA_IN("na_arch-a_9x12in", "arch-a", "ARCHA", 9, 12),
  95   _PWG_MEDIA_IN("na_letter-extra_9.5x12in", NULL, "LetterExtra", 9.5, 12),
  96   _PWG_MEDIA_IN("na_legal-extra_9.5x15in", NULL, "LegalExtra", 9.5, 15),
  97   _PWG_MEDIA_IN("na_10x11_10x11in", NULL, "10x11", 10, 11),
  98   _PWG_MEDIA_IN("na_10x13_10x13in", "na-10x13-envelope", "10x13", 10, 13),
  99   _PWG_MEDIA_IN("na_10x14_10x14in", "na-10x14-envelope", "10x14", 10, 14),
 100   _PWG_MEDIA_IN("na_10x15_10x15in", "na-10x15-envelope", NULL, 10, 15),
 101   _PWG_MEDIA_IN("na_11x12_11x12in", NULL, NULL, 11, 12),
 102   _PWG_MEDIA_IN("na_edp_11x14in", NULL, NULL, 11, 14),
 103   _PWG_MEDIA_IN("na_fanfold-us_11x14.875in", NULL, NULL, 11, 14.875),
 104   _PWG_MEDIA_IN("na_11x15_11x15in", NULL, NULL, 11, 15),
 105   _PWG_MEDIA_IN("na_ledger_11x17in", "tabloid", "Tabloid", 11, 17),
 106   _PWG_MEDIA_IN("na_eur-edp_12x14in", NULL, NULL, 12, 14),
 107   _PWG_MEDIA_IN("na_arch-b_12x18in", "arch-b", "ARCHB", 12, 18),
 108   _PWG_MEDIA_IN("na_12x19_12x19in", NULL, NULL, 12, 19),
 109   _PWG_MEDIA_IN("na_b-plus_12x19.17in", NULL, "SuperB", 12, 19.17),
 110   _PWG_MEDIA_IN("na_super-b_13x19in", NULL, NULL, 13, 19),
 111   _PWG_MEDIA_IN("na_c_17x22in", "c", "AnsiC", 17, 22),
 112   _PWG_MEDIA_IN("na_arch-c_18x24in", "arch-c", "ARCHC", 18, 24),
 113   _PWG_MEDIA_IN("na_d_22x34in", "d", "AnsiD", 22, 34),
 114   _PWG_MEDIA_IN("na_arch-d_24x36in", "arch-d", "ARCHD", 24, 36),
 115   _PWG_MEDIA_IN("asme_f_28x40in", "f", NULL, 28, 40),
 116   _PWG_MEDIA_IN("na_wide-format_30x42in", NULL, NULL, 30, 42),
 117   _PWG_MEDIA_IN("na_e_34x44in", "e", "AnsiE", 34, 44),
 118   _PWG_MEDIA_IN("na_arch-e_36x48in", "arch-e", "ARCHE", 36, 48),
 119   _PWG_MEDIA_IN("na_f_44x68in", NULL, NULL, 44, 68),
 120
 121   /* Chinese Standard Sheet Media Inch Sizes */
 122   _PWG_MEDIA_IN("roc_16k_7.75x10.75in", NULL, NULL, 7.75, 10.75),
 123   _PWG_MEDIA_IN("roc_8k_10.75x15.5in", NULL, NULL, 10.75, 15.5),
 124
 125   /* ISO Standard Sheet Media Sizes */
 126   _PWG_MEDIA_MM("iso_a10_26x37mm", "iso-a10", "A10", 26, 37),
 127   _PWG_MEDIA_MM("iso_a9_37x52mm", "iso-a9", "A9", 37, 52),
 128   _PWG_MEDIA_MM("iso_a8_52x74mm", "iso-a8", "A8", 52, 74),
 129   _PWG_MEDIA_MM("iso_a7_74x105mm", "iso-a7", "A7", 74, 105),
 130   _PWG_MEDIA_MM("iso_a6_105x148mm", "iso-a6", "A6", 105, 148),
 131   _PWG_MEDIA_MM("iso_a5_148x210mm", "iso-a5", "A5", 148, 210),
 132   _PWG_MEDIA_MM("iso_a5-extra_174x235mm", NULL, "A5Extra", 174, 235),
 133   _PWG_MEDIA_MM("iso_a4_210x297mm", "iso-a4", "A4", 210, 297),
 134   _PWG_MEDIA_MM("iso_a4-tab_225x297mm", NULL, NULL, 225, 297),
 135   _PWG_MEDIA_MM("iso_a4-extra_235.5x322.3mm", NULL, "A4Extra", 235.5, 322.3),
 136   _PWG_MEDIA_MM("iso_a3_297x420mm", "iso-a3", "A3", 297, 420),
 137   _PWG_MEDIA_MM("iso_a4x3_297x630mm", "iso-a4x3", NULL, 297, 630),
 138   _PWG_MEDIA_MM("iso_a4x4_297x841mm", "iso-a4x4", NULL, 297, 841),
 139   _PWG_MEDIA_MM("iso_a4x5_297x1051mm", "iso-a4x5", NULL, 297, 1051),
 140   _PWG_MEDIA_MM("iso_a4x6_297x1261mm", "iso-a4x6", NULL, 297, 1261),
 141   _PWG_MEDIA_MM("iso_a4x7_297x1471mm", "iso-a4x7", NULL, 297, 1471),
 142   _PWG_MEDIA_MM("iso_a4x8_297x1682mm", "iso-a4x8", NULL, 297, 1682),
 143   _PWG_MEDIA_MM("iso_a4x9_297x1892mm", "iso-a4x9", NULL, 297, 1892),
 144   _PWG_MEDIA_MM("iso_a3-extra_322x445mm", "iso-a3-extra", "A3Extra", 322, 445),
 145   _PWG_MEDIA_MM("iso_a2_420x594mm", "iso-a2", "A2", 420, 594),
 146   _PWG_MEDIA_MM("iso_a3x3_420x891mm", "iso-a3x3", NULL, 420, 891),
 147   _PWG_MEDIA_MM("iso_a3x4_420x1189mm", "iso-a3x4", NULL, 420, 1189),
 148   _PWG_MEDIA_MM("iso_a3x5_420x1486mm", "iso-a3x5", NULL, 420, 1486),
 149   _PWG_MEDIA_MM("iso_a3x6_420x1783mm", "iso-a3x6", NULL, 420, 1783),
 150   _PWG_MEDIA_MM("iso_a3x7_420x2080mm", "iso-a3x7", NULL, 420, 2080),
 151   _PWG_MEDIA_MM("iso_a1_594x841mm", "iso-a1", "A1", 594, 841),
 152   _PWG_MEDIA_MM("iso_a2x3_594x1261mm", "iso-a2x3", NULL, 594, 1261),
 153   _PWG_MEDIA_MM("iso_a2x4_594x1682mm", "iso-a2x4", NULL, 594, 1682),
 154   _PWG_MEDIA_MM("iso_a2x5_594x2102mm", "iso-a2x5", NULL, 594, 2102),
 155   _PWG_MEDIA_MM("iso_a0_841x1189mm", "iso-a0", "A0", 841, 1189),
 156   _PWG_MEDIA_MM("iso_a1x3_841x1783mm", "iso-a1x3", NULL, 841, 1783),
 157   _PWG_MEDIA_MM("iso_a1x4_841x2378mm", "iso-a1x4", NULL, 841, 2378),
 158   _PWG_MEDIA_MM("iso_2a0_1189x1682mm", NULL, NULL, 1189, 1682),
 159   _PWG_MEDIA_MM("iso_a0x3_1189x2523mm", NULL, NULL, 1189, 2523),
 160   _PWG_MEDIA_MM("iso_b10_31x44mm", "iso-b10", "ISOB10", 31, 44),
 161   _PWG_MEDIA_MM("iso_b9_44x62mm", "iso-b9", "ISOB9", 44, 62),
 162   _PWG_MEDIA_MM("iso_b8_62x88mm", "iso-b8", "ISOB8", 62, 88),
 163   _PWG_MEDIA_MM("iso_b7_88x125mm", "iso-b7", "ISOB7", 88, 125),
 164   _PWG_MEDIA_MM("iso_b6_125x176mm", "iso-b6", "ISOB6", 125, 176),
 165   _PWG_MEDIA_MM("iso_b6c4_125x324mm", NULL, NULL, 125, 324),
 166   _PWG_MEDIA_MM("iso_b5_176x250mm", "iso-b5", "ISOB5", 176, 250),
 167   _PWG_MEDIA_MM("iso_b5-extra_201x276mm", NULL, "ISOB5Extra", 201, 276),
 168   _PWG_MEDIA_MM("iso_b4_250x353mm", "iso-b4", "ISOB4", 250, 353),
 169   _PWG_MEDIA_MM("iso_b3_353x500mm", "iso-b3", "ISOB3", 353, 500),
 170   _PWG_MEDIA_MM("iso_b2_500x707mm", "iso-b2", "ISOB2", 500, 707),
 171   _PWG_MEDIA_MM("iso_b1_707x1000mm", "iso-b1", "ISOB1", 707, 1000),
 172   _PWG_MEDIA_MM("iso_b0_1000x1414mm", "iso-b0", "ISOB0", 1000, 1414),
 173   _PWG_MEDIA_MM("iso_c10_28x40mm", "iso-c10", NULL, 28, 40),
 174   _PWG_MEDIA_MM("iso_c9_40x57mm", "iso-c9", NULL, 40, 57),
 175   _PWG_MEDIA_MM("iso_c8_57x81mm", "iso-c8", NULL, 57, 81),
 176   _PWG_MEDIA_MM("iso_c7_81x114mm", "iso-c7", "EnvC7", 81, 114),
 177   _PWG_MEDIA_MM("iso_c7c6_81x162mm", NULL, NULL, 81, 162),
 178   _PWG_MEDIA_MM("iso_c6_114x162mm", "iso-c6", "EnvC6", 114, 162),
 179   _PWG_MEDIA_MM("iso_c6c5_114x229mm", NULL, "EnvC65", 114, 229),
 180   _PWG_MEDIA_MM("iso_c5_162x229mm", "iso-c5", "EnvC5", 162, 229),
 181   _PWG_MEDIA_MM("iso_c4_229x324mm", "iso-c4", "EnvC4", 229, 324),
 182   _PWG_MEDIA_MM("iso_c3_324x458mm", "iso-c3", "EnvC3", 324, 458),
 183   _PWG_MEDIA_MM("iso_c2_458x648mm", "iso-c2", "EnvC2", 458, 648),
 184   _PWG_MEDIA_MM("iso_c1_648x917mm", "iso-c1", "EnvC1", 648, 917),
 185   _PWG_MEDIA_MM("iso_c0_917x1297mm", "iso-c0", "EnvC0", 917, 1297),
 186   _PWG_MEDIA_MM("iso_dl_110x220mm", "iso-designated", "EnvDL", 110, 220),
 187   _PWG_MEDIA_MM("iso_ra2_430x610mm", "iso-ra2", NULL, 430, 610),
 188   _PWG_MEDIA_MM("iso_sra2_450x640mm", "iso-sra2", NULL, 450, 640),
 189   _PWG_MEDIA_MM("iso_ra1_610x860mm", "iso-ra1", NULL, 610, 860),
 190   _PWG_MEDIA_MM("iso_sra1_640x900mm", "iso-sra1", NULL, 640, 900),
 191   _PWG_MEDIA_MM("iso_ra0_860x1220mm", "iso-ra0", NULL, 860, 1220),
 192   _PWG_MEDIA_MM("iso_sra0_900x1280mm", "iso-sra0", NULL, 900, 1280),
 193
 194   /* Japanese Standard Sheet Media Sizes */
 195   _PWG_MEDIA_MM("jis_b10_32x45mm", "jis-b10", "B10", 32, 45),
 196   _PWG_MEDIA_MM("jis_b9_45x64mm", "jis-b9", "B9", 45, 64),
 197   _PWG_MEDIA_MM("jis_b8_64x91mm", "jis-b8", "B8", 64, 91),
 198   _PWG_MEDIA_MM("jis_b7_91x128mm", "jis-b7", "B7", 91, 128),
 199   _PWG_MEDIA_MM("jis_b6_128x182mm", "jis-b6", "B6", 128, 182),
 200   _PWG_MEDIA_MM("jis_b5_182x257mm", "jis-b5", "B5", 182, 257),
 201   _PWG_MEDIA_MM("jis_b4_257x364mm", "jis-b4", "B4", 257, 364),
 202   _PWG_MEDIA_MM("jis_b3_364x515mm", "jis-b3", "B3", 364, 515),
 203   _PWG_MEDIA_MM("jis_b2_515x728mm", "jis-b2", "B2", 515, 728),
 204   _PWG_MEDIA_MM("jis_b1_728x1030mm", "jis-b1", "B1", 728, 1030),
 205   _PWG_MEDIA_MM("jis_b0_1030x1456mm", "jis-b0", "B0", 1030, 1456),
 206   _PWG_MEDIA_MM("jis_exec_216x330mm", NULL, NULL, 216, 330),
 207   _PWG_MEDIA_MM("jpn_chou4_90x205mm", NULL, "EnvChou4", 90, 205),
 208   _PWG_MEDIA_MM("jpn_hagaki_100x148mm", NULL, "Postcard", 100, 148),
 209   _PWG_MEDIA_MM("jpn_you4_105x235mm", NULL, "EnvYou4", 105, 235),
 210   _PWG_MEDIA_MM("jpn_chou2_111.1x146mm", NULL, NULL, 111.1, 146),
 211   _PWG_MEDIA_MM("jpn_chou3_120x235mm", NULL, "EnvChou3", 120, 235),
 212   _PWG_MEDIA_MM("jpn_oufuku_148x200mm", NULL, "DoublePostcardRotated", 148, 200),
 213   _PWG_MEDIA_MM("jpn_kahu_240x322.1mm", NULL, NULL, 240, 322.1),
 214   _PWG_MEDIA_MM("jpn_kaku2_240x332mm", NULL, "EnvKaku2", 240, 332),
 215
 216   /* Chinese Standard Sheet Media Sizes */
 217   _PWG_MEDIA_MM("prc_32k_97x151mm", NULL, "PRC32K", 97, 151),
 218   _PWG_MEDIA_MM("prc_1_102x165mm", NULL, "EnvPRC1", 102, 165),
 219   _PWG_MEDIA_MM("prc_2_102x176mm", NULL, "EnvPRC2", 102, 176),
 220   _PWG_MEDIA_MM("prc_4_110x208mm", NULL, "EnvPRC4", 110, 208),
 221   _PWG_MEDIA_MM("prc_5_110x220mm", NULL, "EnvPRC5", 110, 220),
 222   _PWG_MEDIA_MM("prc_8_120x309mm", NULL, "EnvPRC8", 120, 309),
 223   _PWG_MEDIA_MM("prc_6_120x320mm", NULL, NULL, 120, 320),
 224   _PWG_MEDIA_MM("prc_3_125x176mm", NULL, "EnvPRC3", 125, 176),
 225   _PWG_MEDIA_MM("prc_16k_146x215mm", NULL, "PRC16K", 146, 215),
 226   _PWG_MEDIA_MM("prc_7_160x230mm", NULL, "EnvPRC7", 160, 230),
 227   _PWG_MEDIA_MM("om_juuro-ku-kai_198x275mm", NULL, NULL, 198, 275),
 228   _PWG_MEDIA_MM("om_pa-kai_267x389mm", NULL, NULL, 267, 389),
 229   _PWG_MEDIA_MM("om_dai-pa-kai_275x395mm", NULL, NULL, 275, 395),
 230   _PWG_MEDIA_MM("prc_10_324x458mm", NULL, "EnvPRC10", 324, 458),
 231
 232   /* Other Metric Standard Sheet Media Sizes */
 233   _PWG_MEDIA_MM("om_small-photo_100x150mm", NULL, NULL, 100, 150),
 234   _PWG_MEDIA_MM("om_italian_110x230mm", NULL, "EnvItalian", 110, 230),
 235   _PWG_MEDIA_MM("om_postfix_114x229mm", NULL, NULL, 114, 229),
 236   _PWG_MEDIA_MM("om_large-photo_200x300", NULL, NULL, 200, 300),
 237   _PWG_MEDIA_MM("om_folio_210x330mm", "folio", "Folio", 210, 330),
 238   _PWG_MEDIA_MM("om_folio-sp_215x315mm", NULL, NULL, 215, 315),
 239   _PWG_MEDIA_MM("om_invite_220x220mm", NULL, "EnvInvite", 220, 220)
 240 };
 241
 242
 243 /*
 244  * '_pwgGenerateSize()' - Generate a PWG size keyword.
 245  */
 246
 247 void
 248 _pwgGenerateSize(char       *keyword,   /* I - Keyword buffer */
 249                  size_t     keysize,    /* I - Size of keyword buffer */
 250                  const char *prefix,    /* I - Prefix for PWG size or NULL */
 251                  const char *name,      /* I - Size name or NULL */
 252                  int        width,      /* I - Width of page in 2540ths */
 253                  int        length)     /* I - Length of page in 2540ths */
 254 {
 255   struct lconv  *loc;                   /* Locale conversion data */
 256   double        uwidth,                 /* Width in inches or millimeters */
 257                 ulength;                /* Height in inches or millimeters */
 258   const char    *units;                 /* Units to report */
 259   char          usize[12 + 1 + 12 + 3], /* Unit size: NNNNNNNNNNNNxNNNNNNNNNNNNuu */
 260                 *uptr;                  /* Pointer into unit size */
 261
 262
 263   loc = localeconv();
 264
 265   if ((width % 635) == 0 && (length % 635) == 0)
 266   {
 267    /*
 268     * Use inches since the size is a multiple of 1/4 inch.
 269     */
 270
 271     uwidth  = width / 2540.0;
 272     ulength = length / 2540.0;
 273     units   = "in";
 274
 275     if (!prefix)
 276       prefix = "oe";
 277   }
 278   else
 279   {
 280    /*
 281     * Use millimeters since the size is not a multiple of 1/4 inch.
 282     */
 283
 284     uwidth  = width * 0.01;
 285     ulength = length * 0.01;
 286     units   = "mm";
 287
 288     if (!prefix)
 289       prefix = "om";
 290   }
 291
 292   uptr = usize;
 293   _cupsStrFormatd(uptr, uptr + 12, uwidth, loc);
 294   uptr += strlen(uptr);
 295   *uptr++ = 'x';
 296   _cupsStrFormatd(uptr, uptr + 12, ulength, loc);
 297   uptr += strlen(uptr);
 298
 299  /*
 300   * Safe because usize can hold up to 12 + 1 + 12 + 4 bytes.
 301   */
 302
 303   strcpy(uptr, units);
 304
 305   if (!name)
 306     name = usize;
 307
 308  /*
 309   * Format the name...
 310   */
 311
 312   snprintf(keyword, keysize, "%s_%s_%s", prefix, name, usize);
 313 }
 314
 315
 316 /*
 317  * '_pwgInitSize()' - Initialize a PWG size using IPP job template attributes.
 318  */
 319
 320 int                                     /* O - 1 if size was initialize, 0 otherwise */
 321 _pwgInitSize(_pwg_size_t *size,         /* I - Size to initialize */
 322              ipp_t       *job,          /* I - Job template attributes */
 323              int         *margins_set)  /* O - 1 if margins were set, 0 otherwise */
 324 {
 325   ipp_attribute_t *media,               /* media attribute */
 326                 *media_bottom_margin,   /* media-bottom-margin member attribute */
 327                 *media_col,             /* media-col attribute */
 328                 *media_left_margin,     /* media-left-margin member attribute */
 329                 *media_right_margin,    /* media-right-margin member attribute */
 330                 *media_size,            /* media-size member attribute */
 331                 *media_top_margin,      /* media-top-margin member attribute */
 332                 *x_dimension,           /* x-dimension member attribute */
 333                 *y_dimension;           /* y-dimension member attribute */
 334   _pwg_media_t  *pwg;                   /* PWG media value */
 335
 336
 337  /*
 338   * Range check input...
 339   */
 340
 341   if (!size || !job || !margins_set)
 342     return (0);
 343
 344  /*
 345   * Look for media-col and then media...
 346   */
 347
 348   memset(size, 0, sizeof(_pwg_size_t));
 349   *margins_set = 0;
 350
 351   if ((media_col = ippFindAttribute(job, "media-col",
 352                                     IPP_TAG_BEGIN_COLLECTION)) != NULL)
 353   {
 354    /*
 355     * Got media-col, look for media-size member attribute...
 356     */
 357
 358     if ((media_size = ippFindAttribute(media_col->values[0].collection,
 359                                             "media-size",
 360                                             IPP_TAG_BEGIN_COLLECTION)) != NULL)
 361     {
 362      /*
 363       * Got media-size, look for x-dimension and y-dimension member
 364       * attributes...
 365       */
 366
 367       x_dimension = ippFindAttribute(media_size->values[0].collection,
 368                                      "x-dimension", IPP_TAG_INTEGER);
 369       y_dimension = ippFindAttribute(media_size->values[0].collection,
 370                                      "y-dimension", IPP_TAG_INTEGER);
 371
 372       if (x_dimension && y_dimension)
 373       {
 374         size->width  = x_dimension->values[0].integer;
 375         size->length = y_dimension->values[0].integer;
 376       }
 377       else if (!x_dimension)
 378       {
 379         _cupsSetError(IPP_INTERNAL_ERROR,
 380                       _("Missing x-dimension in media-size."), 1);
 381         return (0);
 382       }
 383       else if (!y_dimension)
 384       {
 385         _cupsSetError(IPP_INTERNAL_ERROR,
 386                       _("Missing y-dimension in media-size."), 1);
 387         return (0);
 388       }
 389     }
 390     else
 391     {
 392       _cupsSetError(IPP_INTERNAL_ERROR, _("Missing media-size in media-col."),
 393                     1);
 394       return (0);
 395     }
 396
 397     /* media-*-margin */
 398     media_bottom_margin = ippFindAttribute(media_col->values[0].collection,
 399                                            "media-bottom-margin",
 400                                            IPP_TAG_INTEGER);
 401     media_left_margin   = ippFindAttribute(media_col->values[0].collection,
 402                                            "media-left-margin",
 403                                            IPP_TAG_INTEGER);
 404     media_right_margin  = ippFindAttribute(media_col->values[0].collection,
 405                                            "media-right-margin",
 406                                            IPP_TAG_INTEGER);
 407     media_top_margin    = ippFindAttribute(media_col->values[0].collection,
 408                                            "media-top-margin",
 409                                            IPP_TAG_INTEGER);
 410     if (media_bottom_margin && media_left_margin && media_right_margin &&
 411         media_top_margin)
 412     {
 413       *margins_set = 1;
 414       size->bottom = media_bottom_margin->values[0].integer;
 415       size->left   = media_left_margin->values[0].integer;
 416       size->right  = media_right_margin->values[0].integer;
 417       size->top    = media_top_margin->values[0].integer;
 418     }
 419   }
 420   else
 421   {
 422     if ((media = ippFindAttribute(job, "media", IPP_TAG_NAME)) == NULL)
 423       media = ippFindAttribute(job, "media", IPP_TAG_KEYWORD);
 424
 425     if (media)
 426     {
 427       if ((pwg = _pwgMediaForPWG(media->values[0].string.text)) == NULL)
 428         pwg = _pwgMediaForLegacy(media->values[0].string.text);
 429
 430       if (pwg)
 431       {
 432         size->width  = pwg->width;
 433         size->length = pwg->length;
 434       }
 435       else
 436       {
 437         _cupsSetError(IPP_INTERNAL_ERROR, _("Unsupported media value."), 1);
 438         return (0);
 439       }
 440     }
 441     else
 442     {
 443       _cupsSetError(IPP_INTERNAL_ERROR, _("Missing media or media-col."), 1);
 444       return (0);
 445     }
 446   }
 447
 448   return (1);
 449 }
 450
 451
 452 /*
 453  * '_pwgMediaForLegacy()' - Find a PWG media size by ISO/IPP legacy name.
 454  */
 455
 456 _pwg_media_t *                          /* O - Matching size or NULL */
 457 _pwgMediaForLegacy(
 458     const char *legacy)                 /* I - Legacy size name */
 459 {
 460   _pwg_media_t  key;                    /* Search key */
 461   _cups_globals_t *cg = _cupsGlobals(); /* Global data */
 462
 463
 464  /*
 465   * Range check input...
 466   */
 467
 468   if (!legacy)
 469     return (NULL);
 470
 471  /*
 472   * Build the lookup table for PWG names as needed...
 473   */
 474
 475   if (!cg->leg_size_lut)
 476   {
 477     int                 i;              /* Looping var */
 478     _pwg_media_t        *size;          /* Current size */
 479
 480     cg->leg_size_lut = cupsArrayNew((cups_array_func_t)pwg_compare_legacy,
 481                                     NULL);
 482
 483     for (i = (int)(sizeof(cups_pwg_media) / sizeof(cups_pwg_media[0])),
 484              size = (_pwg_media_t *)cups_pwg_media;
 485          i > 0;
 486          i --, size ++)
 487       if (size->legacy)
 488         cupsArrayAdd(cg->leg_size_lut, size);
 489   }
 490
 491  /*
 492   * Lookup the name...
 493   */
 494
 495   key.legacy = legacy;
 496   return ((_pwg_media_t *)cupsArrayFind(cg->leg_size_lut, &key));
 497 }
 498
 499
 500 /*
 501  * '_pwgMediaForPPD()' - Find a PWG media size by Adobe PPD name.
 502  */
 503
 504 _pwg_media_t *                          /* O - Matching size or NULL */
 505 _pwgMediaForPPD(const char *ppd)        /* I - PPD size name */
 506 {
 507   _pwg_media_t  key;                    /* Search key */
 508   _cups_globals_t *cg = _cupsGlobals(); /* Global data */
 509
 510
 511  /*
 512   * Range check input...
 513   */
 514
 515   if (!ppd)
 516     return (NULL);
 517
 518  /*
 519   * Build the lookup table for PWG names as needed...
 520   */
 521
 522   if (!cg->ppd_size_lut)
 523   {
 524     int                 i;              /* Looping var */
 525     _pwg_media_t        *size;          /* Current size */
 526
 527     cg->ppd_size_lut = cupsArrayNew((cups_array_func_t)pwg_compare_ppd, NULL);
 528
 529     for (i = (int)(sizeof(cups_pwg_media) / sizeof(cups_pwg_media[0])),
 530              size = (_pwg_media_t *)cups_pwg_media;
 531          i > 0;
 532          i --, size ++)
 533       if (size->ppd)
 534         cupsArrayAdd(cg->ppd_size_lut, size);
 535   }
 536
 537  /*
 538   * Lookup the name...
 539   */
 540
 541   key.ppd = ppd;
 542   return ((_pwg_media_t *)cupsArrayFind(cg->ppd_size_lut, &key));
 543 }
 544
 545
 546 /*
 547  * '_pwgMediaForPWG()' - Find a PWG media size by 5101.1 self-describing name.
 548  */
 549
 550 _pwg_media_t *                          /* O - Matching size or NULL */
 551 _pwgMediaForPWG(const char *pwg)        /* I - PWG size name */
 552 {
 553   _pwg_media_t  key;                    /* Search key */
 554   _cups_globals_t *cg = _cupsGlobals(); /* Global data */
 555
 556
 557  /*
 558   * Range check input...
 559   */
 560
 561   if (!pwg)
 562     return (NULL);
 563
 564  /*
 565   * Build the lookup table for PWG names as needed...
 566   */
 567
 568   if (!cg->pwg_size_lut)
 569   {
 570     int                 i;              /* Looping var */
 571     _pwg_media_t        *size;          /* Current size */
 572
 573     cg->pwg_size_lut = cupsArrayNew((cups_array_func_t)pwg_compare_pwg, NULL);
 574
 575     for (i = (int)(sizeof(cups_pwg_media) / sizeof(cups_pwg_media[0])),
 576              size = (_pwg_media_t *)cups_pwg_media;
 577          i > 0;
 578          i --, size ++)
 579       cupsArrayAdd(cg->pwg_size_lut, size);
 580   }
 581
 582  /*
 583   * Lookup the name...
 584   */
 585
 586   key.pwg = pwg;
 587   return ((_pwg_media_t *)cupsArrayFind(cg->pwg_size_lut, &key));
 588 }
 589
 590
 591 /*
 592  * '_pwgMediaForSize()' - Get the PWG media name for a given size.
 593  */
 594
 595 _pwg_media_t *                          /* O - PWG media name */
 596 _pwgMediaForSize(int width,             /* I - Width in 2540ths */
 597                  int length)            /* I - Length in 2540ths */
 598 {
 599   int           i;                      /* Looping var */
 600   _pwg_media_t  *media;                 /* Current media */
 601   int           dw, dl;                 /* Difference in width and length */
 602   _cups_globals_t *cg = _cupsGlobals(); /* Global data */
 603
 604
 605  /*
 606   * Range check input...
 607   */
 608
 609   if (width <= 0 || length <= 0)
 610     return (NULL);
 611
 612  /*
 613   * Look for a standard size...
 614   */
 615
 616   for (i = (int)(sizeof(cups_pwg_media) / sizeof(cups_pwg_media[0])),
 617            media = (_pwg_media_t *)cups_pwg_media;
 618        i > 0;
 619        i --, media ++)
 620   {
 621    /*
 622     * Adobe uses a size matching algorithm with an epsilon of 5 points, which
 623     * is just about 176/2540ths...
 624     */
 625
 626     dw = media->width - width;
 627     dl = media->length - length;
 628
 629     if (dw > -176 && dw < 176 && dl > -176 && dl < 176)
 630       return (media);
 631   }
 632
 633  /*
 634   * Not a standard size; convert it to a PWG custom name of the form:
 635   *
 636   *     custom_WIDTHxHEIGHTuu_WIDTHxHEIGHTuu
 637   */
 638
 639   _pwgGenerateSize(cg->pwg_name, sizeof(cg->pwg_name), "custom", NULL, width,
 640                    length);
 641
 642   cg->pwg_media.pwg    = cg->pwg_name;
 643   cg->pwg_media.width  = width;
 644   cg->pwg_media.length = length;
 645
 646   return (&(cg->pwg_media));
 647 }
 648
 649
 650 /*
 651  * 'pwg_compare_legacy()' - Compare two sizes using the legacy names.
 652  */
 653
 654 static int                              /* O - Result of comparison */
 655 pwg_compare_legacy(_pwg_media_t *a,     /* I - First size */
 656                    _pwg_media_t *b)     /* I - Second size */
 657 {
 658   return (strcmp(a->legacy, b->legacy));
 659 }
 660
 661
 662 /*
 663  * 'pwg_compare_ppd()' - Compare two sizes using the PPD names.
 664  */
 665
 666 static int                              /* O - Result of comparison */
 667 pwg_compare_ppd(_pwg_media_t *a,        /* I - First size */
 668                 _pwg_media_t *b)        /* I - Second size */
 669 {
 670   return (strcmp(a->ppd, b->ppd));
 671 }
 672
 673
 674 /*
 675  * 'pwg_compare_pwg()' - Compare two sizes using the PWG names.
 676  */
 677
 678 static int                              /* O - Result of comparison */
 679 pwg_compare_pwg(_pwg_media_t *a,        /* I - First size */
 680                 _pwg_media_t *b)        /* I - Second size */
 681 {
 682   return (strcmp(a->pwg, b->pwg));
 683 }
 684
 685
 686 /*
 687  * End of "$Id$".
 688  */