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(font_style_to_value, font_score): Delete casting of the

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args to xstcasecmp.
(register_font_driver): Increment num_font_drivers only when
registering the driver globally.
(Ffont_info): Moved from fontset.c.  Handle a font object too.
(syms_of_font): Defsubr Sfont_info.
This commit is contained in:
Kenichi Handa 2008-05-30 02:34:46 +00:00
parent a118b59bed
commit 72606e4580
1 changed files with 80 additions and 9 deletions
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89
src/font.c
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@ -296,7 +296,7 @@ font_style_to_value (prop, val, noerror)
if (SYMBOLP (val))
{
char *s;
unsigned char *s;
Lisp_Object args[2], elt;
/* At first try exact match. */
@ -306,12 +306,12 @@ font_style_to_value (prop, val, noerror)
return ((XINT (AREF (AREF (table, i), 0)) << 8)
| (i << 4) | (j - 1));
/* Try also with case-folding match. */
s = (char *) SDATA (SYMBOL_NAME (val));
s = SDATA (SYMBOL_NAME (val));
for (i = 0; i < len; i++)
for (j = 1; j < ASIZE (AREF (table, i)); j++)
{
elt = AREF (AREF (table, i), j);
if (xstrcasecmp (s, (char *) SDATA (SYMBOL_NAME (elt))) == 0)
if (xstrcasecmp (s, SDATA (SYMBOL_NAME (elt))) == 0)
return ((XINT (AREF (AREF (table, i), 0)) << 8)
| (i << 4) | (j - 1));
}
@ -1980,8 +1980,7 @@ font_score (entity, spec_prop, alternate_families)
Lisp_Object entity_str = SYMBOL_NAME (AREF (entity, i));
Lisp_Object spec_str = SYMBOL_NAME (spec_prop[i]);
if (xstrcasecmp ((char *) SDATA (spec_str),
(char *) SDATA (entity_str)))
if (xstrcasecmp (SDATA (spec_str), SDATA (entity_str)))
{
if (i == FONT_FAMILY_INDEX && CONSP (alternate_families))
{
@ -1991,10 +1990,8 @@ font_score (entity, spec_prop, alternate_families)
j++, alternate_families = XCDR (alternate_families))
{
spec_str = XCAR (alternate_families);
if (xstrcasecmp ((char *) SDATA (spec_str),
(char *) SDATA (entity_str)) == 0)
if (xstrcasecmp (SDATA (spec_str), SDATA (entity_str)) == 0)
break;
}
if (j > 3)
j = 3;
@ -3095,7 +3092,8 @@ register_font_driver (driver, f)
f->font_driver_list = list;
else
font_driver_list = list;
num_font_drivers++;
if (! f)
num_font_drivers++;
}
@ -4351,6 +4349,78 @@ Type C-l to recover what previously shown. */)
#endif /* FONT_DEBUG */
DEFUN ("font-info", Ffont_info, Sfont_info, 1, 2, 0,
doc: /* Return information about a font named NAME on frame FRAME.
If FRAME is omitted or nil, use the selected frame.
The returned value is a vector of OPENED-NAME, FULL-NAME, CHARSET, SIZE,
HEIGHT, BASELINE-OFFSET, RELATIVE-COMPOSE, and DEFAULT-ASCENT,
where
OPENED-NAME is the name used for opening the font,
FULL-NAME is the full name of the font,
SIZE is the maximum bound width of the font,
HEIGHT is the height of the font,
BASELINE-OFFSET is the upward offset pixels from ASCII baseline,
RELATIVE-COMPOSE and DEFAULT-ASCENT are the numbers controlling
how to compose characters.
If the named font is not yet loaded, return nil. */)
(name, frame)
Lisp_Object name, frame;
{
FRAME_PTR f;
struct font *font;
Lisp_Object info;
Lisp_Object font_object;
(*check_window_system_func) ();
if (! FONTP (name))
CHECK_STRING (name);
if (NILP (frame))
frame = selected_frame;
CHECK_LIVE_FRAME (frame);
f = XFRAME (frame);
if (STRINGP (name))
{
int fontset = fs_query_fontset (name, 0);
if (fontset >= 0)
name = fontset_ascii (fontset);
font_object = font_open_by_name (f, (char *) SDATA (name));
}
else if (FONT_OBJECT_P (name))
font_object = name;
else if (FONT_ENTITY_P (name))
font_object = font_open_entity (f, name, 0);
else
{
struct face *face = FACE_FROM_ID (f, DEFAULT_FACE_ID);
Lisp_Object entity = font_matching_entity (f, face->lface, name);
font_object = ! NILP (entity) ? font_open_entity (f, entity, 0) : Qnil;
}
if (NILP (font_object))
return Qnil;
font = XFONT_OBJECT (font_object);
info = Fmake_vector (make_number (7), Qnil);
XVECTOR (info)->contents[0] = AREF (font_object, FONT_NAME_INDEX);
XVECTOR (info)->contents[1] = AREF (font_object, FONT_NAME_INDEX);
XVECTOR (info)->contents[2] = make_number (font->pixel_size);
XVECTOR (info)->contents[3] = make_number (font->height);
XVECTOR (info)->contents[4] = make_number (font->baseline_offset);
XVECTOR (info)->contents[5] = make_number (font->relative_compose);
XVECTOR (info)->contents[6] = make_number (font->default_ascent);
#if 0
/* As font_object is still in FONT_OBJLIST of the entity, we can't
close it now. Perhaps, we should manage font-objects
by `reference-count'. */
font_close_object (f, font_object);
#endif
return info;
}
#define BUILD_STYLE_TABLE(TBL) \
build_style_table ((TBL), sizeof TBL / sizeof (struct table_entry))
@ -4521,6 +4591,7 @@ syms_of_font ()
defsubr (&Sdraw_string);
#endif
#endif /* FONT_DEBUG */
defsubr (&Sfont_info);
DEFVAR_LISP ("font-encoding-alist", &Vfont_encoding_alist,
doc: /*