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      1 /***************************************************************************/
      2 /*                                                                         */
      3 /*  afcover.h                                                              */
      4 /*                                                                         */
      5 /*    Auto-fitter coverages (specification only).                          */
      6 /*                                                                         */
      7 /*  Copyright 2013-2016 by                                                 */
      8 /*  David Turner, Robert Wilhelm, and Werner Lemberg.                      */
      9 /*                                                                         */
     10 /*  This file is part of the FreeType project, and may only be used,       */
     11 /*  modified, and distributed under the terms of the FreeType project      */
     12 /*  license, LICENSE.TXT.  By continuing to use, modify, or distribute     */
     13 /*  this file you indicate that you have read the license and              */
     14 /*  understand and accept it fully.                                        */
     15 /*                                                                         */
     16 /***************************************************************************/
     17 
     18 
     19   /* This header file can be included multiple times. */
     20   /* Define `COVERAGE' as needed.                     */
     21 
     22 
     23   /* Add new coverages here.  The first and second arguments are the   */
     24   /* coverage name in lowercase and uppercase, respectively, followed  */
     25   /* by a description string.  The last four arguments are the four    */
     26   /* characters defining the corresponding OpenType feature.           */
     27 
     28 #if 0
     29   /* XXX: It's not possible to define blue zone characters in advance. */
     30   COVERAGE( alternative_fractions, ALTERNATIVE_FRACTIONS,
     31             "alternative fractions",
     32             'a', 'f', 'r', 'c' )
     33 #endif
     34 
     35   COVERAGE( petite_capitals_from_capitals, PETITE_CAPITALS_FROM_CAPITALS,
     36             "petite capitals from capitals",
     37             'c', '2', 'c', 'p' )
     38 
     39   COVERAGE( small_capitals_from_capitals, SMALL_CAPITALS_FROM_CAPITALS,
     40             "small capitals from capitals",
     41             'c', '2', 's', 'c' )
     42 
     43 #if 0
     44   /* XXX: Only digits are in this coverage, however, both normal style */
     45   /*      and oldstyle representation forms are possible.              */
     46   COVERAGE( denominators, DENOMINATORS,
     47             "denominators",
     48             'd', 'n', 'o', 'm' )
     49 #endif
     50 
     51 #if 0
     52   /* XXX: It's not possible to define blue zone characters in advance. */
     53   COVERAGE( fractions, FRACTIONS,
     54             "fractions",
     55             'f', 'r', 'a', 'c' )
     56 #endif
     57 
     58 #if 0
     59   /* XXX: Only digits are in this coverage, however, both normal style */
     60   /*      and oldstyle representation forms are possible.              */
     61   COVERAGE( numerators, NUMERATORS,
     62             "numerators",
     63             'n', 'u', 'm', 'r' )
     64 #endif
     65 
     66   COVERAGE( ordinals, ORDINALS,
     67             "ordinals",
     68             'o', 'r', 'd', 'n' )
     69 
     70   COVERAGE( petite_capitals, PETITE_CAPITALS,
     71             "petite capitals",
     72             'p', 'c', 'a', 'p' )
     73 
     74   COVERAGE( ruby, RUBY,
     75             "ruby",
     76             'r', 'u', 'b', 'y' )
     77 
     78   COVERAGE( scientific_inferiors, SCIENTIFIC_INFERIORS,
     79             "scientific inferiors",
     80             's', 'i', 'n', 'f' )
     81 
     82   COVERAGE( small_capitals, SMALL_CAPITALS,
     83             "small capitals",
     84             's', 'm', 'c', 'p' )
     85 
     86   COVERAGE( subscript, SUBSCRIPT,
     87             "subscript",
     88             's', 'u', 'b', 's' )
     89 
     90   COVERAGE( superscript, SUPERSCRIPT,
     91             "superscript",
     92             's', 'u', 'p', 's' )
     93 
     94   COVERAGE( titling, TITLING,
     95             "titling",
     96             't', 'i', 't', 'l' )
     97 
     98 #if 0
     99   /* to be always excluded */
    100   COVERAGE(nalt, 'n', 'a', 'l', 't'); /* Alternate Annotation Forms (?) */
    101   COVERAGE(ornm, 'o', 'r', 'n', 'm'); /* Ornaments (?) */
    102 #endif
    103 
    104 
    105 /* END */
    106