ref: 4e1c6a12e5f285d57e66818177013cce7efbd7b0
dir: /src/autofit/afcover.h/
/****************************************************************************
*
* afcover.h
*
* Auto-fitter coverages (specification only).
*
* Copyright (C) 2013-2021 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
* modified, and distributed under the terms of the FreeType project
* license, LICENSE.TXT. By continuing to use, modify, or distribute
* this file you indicate that you have read the license and
* understand and accept it fully.
*
*/
/* This header file can be included multiple times. */
/* Define `COVERAGE' as needed. */
/* Add new coverages here. The first and second arguments are the */
/* coverage name in lowercase and uppercase, respectively, followed */
/* by a description string. The last four arguments are the four */
/* characters defining the corresponding OpenType feature. */
#if 0
/* XXX: It's not possible to define blue zone characters in advance. */
COVERAGE( alternative_fractions, ALTERNATIVE_FRACTIONS,
"alternative fractions",
'a', 'f', 'r', 'c' )
#endif
COVERAGE( petite_capitals_from_capitals, PETITE_CAPITALS_FROM_CAPITALS,
"petite capitals from capitals",
'c', '2', 'c', 'p' )
COVERAGE( small_capitals_from_capitals, SMALL_CAPITALS_FROM_CAPITALS,
"small capitals from capitals",
'c', '2', 's', 'c' )
#if 0
/* XXX: Only digits are in this coverage, however, both normal style */
/* and oldstyle representation forms are possible. */
COVERAGE( denominators, DENOMINATORS,
"denominators",
'd', 'n', 'o', 'm' )
#endif
#if 0
/* XXX: It's not possible to define blue zone characters in advance. */
COVERAGE( fractions, FRACTIONS,
"fractions",
'f', 'r', 'a', 'c' )
#endif
#if 0
/* XXX: Only digits are in this coverage, however, both normal style */
/* and oldstyle representation forms are possible. */
COVERAGE( numerators, NUMERATORS,
"numerators",
'n', 'u', 'm', 'r' )
#endif
COVERAGE( ordinals, ORDINALS,
"ordinals",
'o', 'r', 'd', 'n' )
COVERAGE( petite_capitals, PETITE_CAPITALS,
"petite capitals",
'p', 'c', 'a', 'p' )
COVERAGE( ruby, RUBY,
"ruby",
'r', 'u', 'b', 'y' )
COVERAGE( scientific_inferiors, SCIENTIFIC_INFERIORS,
"scientific inferiors",
's', 'i', 'n', 'f' )
COVERAGE( small_capitals, SMALL_CAPITALS,
"small capitals",
's', 'm', 'c', 'p' )
COVERAGE( subscript, SUBSCRIPT,
"subscript",
's', 'u', 'b', 's' )
COVERAGE( superscript, SUPERSCRIPT,
"superscript",
's', 'u', 'p', 's' )
COVERAGE( titling, TITLING,
"titling",
't', 'i', 't', 'l' )
#if 0
/* to be always excluded */
COVERAGE(nalt, 'n', 'a', 'l', 't'); /* Alternate Annotation Forms (?) */
COVERAGE(ornm, 'o', 'r', 'n', 'm'); /* Ornaments (?) */
#endif
/* END */