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;* src/fontset.c: Update obsolete commentary.

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This commit is contained in:
Eli Zaretskii 2015-06-15 20:14:11 +03:00
parent ee715b9f6d
commit f0f216eaa1
1 changed files with 9 additions and 12 deletions
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src/fontset.c
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@ -66,16 +66,15 @@ along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
A fontset object is implemented by a char-table whose default value
and parent are always nil.
An element of a base fontset is a vector of FONT-DEFs which itself
is a vector [ FONT-SPEC ENCODING REPERTORY ].
An element of a base fontset is a vector of FONT-DEFs which themselves
are vectors of the form [ FONT-SPEC ENCODING REPERTORY ].
An element of a realized fontset is nil, t, 0, or a vector of this
form:
[ CHARSET-ORDERED-LIST-TICK PREFERRED-RFONT-DEF
RFONT-DEF0 RFONT-DEF1 ... ]
[ PREFERRED-RFONT-DEF RFONT-DEF0 RFONT-DEF1 ... ]
RFONT-DEFn (i.e. Realized FONT-DEF) has this form:
Each RFONT-DEFn (i.e. Realized FONT-DEF) has this form:
[ FACE-ID FONT-DEF FONT-OBJECT SORTING-SCORE ]
@ -370,14 +369,12 @@ fontset_compare_rfontdef (const void *val1, const void *val2)
- RFONT_DEF_SCORE (*(Lisp_Object *) val2));
}
/* Update FONT-GROUP which has this form:
[ CHARSET-ORDERED-LIST-TICK PREFERRED-RFONT-DEF
RFONT-DEF0 RFONT-DEF1 ... ]
/* Update a cons cell which has this form:
(CHARSET-ORDERED-LIST-TICK . FONT-GROUP)
where FONT-GROUP is of the form
[ PREFERRED-RFONT-DEF RFONT-DEF0 RFONT-DEF1 ... ]
Reorder RFONT-DEFs according to the current language, and update
CHARSET-ORDERED-LIST-TICK.
If PREFERRED_FAMILY is not nil, that family has the higher priority
if the encoding charsets or languages in font-specs are the same. */
CHARSET-ORDERED-LIST-TICK. */
static void
reorder_font_vector (Lisp_Object font_group, struct font *font)