cups/pwg-private.h

   1 /*
   2  * "$Id$"
   3  *
   4  *   Private PWG media API definitions 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
  17 #ifndef _CUPS_PWG_PRIVATE_H_
  18 #  define _CUPS_PWG_PRIVATE_H_
  19
  20
  21 /*
  22  * Include necessary headers...
  23  */
  24
  25 #  include <cups/cups.h>
  26
  27
  28 /*
  29  * C++ magic...
  30  */
  31
  32 #  ifdef __cplusplus
  33 extern "C" {
  34 #  endif /* __cplusplus */
  35
  36
  37 /*
  38  * Macros...
  39  */
  40
  41 /* Convert from points to 2540ths */
  42 #  define _PWG_FROMPTS(n)       (int)((n) * 2540 / 72)
  43 /* Convert from 2540ths to points */
  44 #  define _PWG_TOPTS(n)         ((n) * 72.0 / 2540.0)
  45
  46
  47 /*
  48  * Types and structures...
  49  */
  50
  51 typedef struct _pwg_map_s               /**** Map element - PPD to/from PWG */
  52 {
  53   char          *pwg,                   /* PWG media keyword */
  54                 *ppd;                   /* PPD option keyword */
  55 } _pwg_map_t;
  56
  57 typedef struct _pwg_media_s             /**** Common media size data ****/
  58 {
  59   const char    *pwg,                   /* PWG 5101.1 "self describing" name */
  60                 *legacy,                /* IPP/ISO legacy name */
  61                 *ppd;                   /* Standard Adobe PPD name */
  62   int           width,                  /* Width in 2540ths */
  63                 length;                 /* Length in 2540ths */
  64 } _pwg_media_t;
  65
  66 typedef struct _pwg_size_s              /**** Size element - PPD to/from PWG */
  67 {
  68   _pwg_map_t    map;                    /* Map element */
  69   int           width,                  /* Width in 2540ths */
  70                 length,                 /* Length in 2540ths */
  71                 left,                   /* Left margin in 2540ths */
  72                 bottom,                 /* Bottom margin in 2540ths */
  73                 right,                  /* Right margin in 2540ths */
  74                 top;                    /* Top margin in 2540ths */
  75 } _pwg_size_t;
  76
  77
  78 /*
  79  * Functions...
  80  */
  81
  82 extern void             _pwgGenerateSize(char *keyword, size_t keysize,
  83                                          const char *prefix,
  84                                          const char *name,
  85                                          int width, int length);
  86 extern int              _pwgInitSize(_pwg_size_t *size, ipp_t *job,
  87                                      int *margins_set);
  88 extern _pwg_media_t     *_pwgMediaForLegacy(const char *legacy);
  89 extern _pwg_media_t     *_pwgMediaForPPD(const char *ppd);
  90 extern _pwg_media_t     *_pwgMediaForPWG(const char *pwg);
  91 extern _pwg_media_t     *_pwgMediaForSize(int width, int length);
  92
  93
  94 #  ifdef __cplusplus
  95 }
  96 #  endif /* __cplusplus */
  97
  98 #endif /* !_CUPS_PWG_PRIVATE_H_ */
  99
 100 /*
 101  * End of "$Id$".
 102  */