#include "keyboard.h"
#include "frame.h"
#include "dispextern.h"
+#include "intervals.h"
#include "fontset.h"
#include "window.h"
where FAMILY, WEIGHT, SLANT, SWIDTH, ADSTYLE, REGISTRY, and
FONT-NAME are strings.
- ENCODING is a charset ID or a char-table that can convert
- characters to glyph codes of the corresponding font.
+ Note: Currently WEIGHT through ADSTYLE are ignored.
- REPERTORY is a charset ID or nil. If REPERTORY is a charset ID,
- the repertory of the charset exactly matches with that of the font.
- If REPERTORY is nil, we consult with the font itself to get the
- repertory.
+ ENCODING is a charset ID that can convert characters to glyph codes
+ of the corresponding font.
+
+ REPERTORY is a charset ID, a char-table, or nil. If REPERTORY is a
+ charset ID, the repertory of the charset exactly matches with that
+ of the font. If REPERTORY is a char-table, all characters who have
+ a non-nil value in the table are supported. If REPERTORY is nil,
+ we consult with the font itself to get the repertory.
ENCODING and REPERTORY are extracted from the variable
- Vfont_encoding_alist by using a font name generated form FONT-SPEC
- (if it is a vector) or FONT-NAME as a key.
+ Vfont_encoding_alist by using a font name generated from FONT-SPEC
+ (if it is a vector) or FONT-NAME as a matching target.
An element of a realized fontset is nil or t, or has this form:
- [CHARSET-PRIORITY-LIST-TICK PREFERRED-CHARSET-ID PREFERRED-FONT-DEF
- FONT-DEF0 FONT-DEF1 ...].
+ [CHARSET-ORDERED-LIST-TICK PREFERRED-CHARSET-ID
+ PREFERRED-RFONT-DEF RFONT-DEF0 RFONT-DEF1 ...].
- FONT-DEFn has this form:
+ RFONT-DEFn (i.e. Realized FONT-DEF) has this form:
- [ FACE-ID FONT-INDEX FONT-DEF ]
+ [ FACE-ID FONT-INDEX FONT-DEF OPENED-FONT-NAME ]
- FONT-DEFn is automatically reordered by the current charset
+ RFONT-DEFn is automatically reordered by the current charset
priority list.
- The value nil means that we have not yet generated FONT-VECTOR from
- the base of the fontset.
+ The value nil means that we have not yet generated the above vector
+ from the base of the fontset.
The value t means that no font is available for the corresponding
range of characters.
- A fontset has 8 extra slots.
+ A fontset has 9 extra slots.
The 1st slot: the ID number of the fontset
realized: If the base is not the default fontset, a fontset
realized from the default fontset, else nil.
+ The 9th slot:
+ base: Same as element value (but for fallback fonts).
+ realized: Likewise.
+
All fontsets are recorded in the vector Vfontset_table.
/* Prototype declarations for static functions. */
static Lisp_Object fontset_add P_ ((Lisp_Object, Lisp_Object, Lisp_Object,
Lisp_Object));
+static Lisp_Object fontset_font P_ ((Lisp_Object, int, struct face *, int));
static Lisp_Object make_fontset P_ ((Lisp_Object, Lisp_Object, Lisp_Object));
static Lisp_Object fontset_pattern_regexp P_ ((Lisp_Object));
static void accumulate_script_ranges P_ ((Lisp_Object, Lisp_Object,
#define FONTSET_FRAME(fontset) XCHAR_TABLE (fontset)->extras[3]
#define FONTSET_NOFONT_FACE(fontset) XCHAR_TABLE (fontset)->extras[5]
#define FONTSET_REPERTORY(fontset) XCHAR_TABLE (fontset)->extras[6]
-#define FONTSET_FALLBACK(fontset) XCHAR_TABLE (fontset)->extras[7]
+#define FONTSET_DEFAULT(fontset) XCHAR_TABLE (fontset)->extras[7]
+
+/* For both base and realized fontset. */
+#define FONTSET_FALLBACK(fontset) XCHAR_TABLE (fontset)->extras[8]
#define BASE_FONTSET_P(fontset) (NILP (FONTSET_BASE (fontset)))
replace with ELT, if ADD is `prepend', prepend ELT, otherwise,
append ELT. */
-#define FONTSET_ADD(fontset, range, elt, add) \
- (NILP (add) \
- ? Fset_char_table_range ((fontset), (range), \
- Fmake_vector (make_number (1), (elt))) \
+#define FONTSET_ADD(fontset, range, elt, add) \
+ (NILP (add) \
+ ? (NILP (range) \
+ ? (FONTSET_FALLBACK (fontset) = Fmake_vector (make_number (1), (elt))) \
+ : Fset_char_table_range ((fontset), (range), \
+ Fmake_vector (make_number (1), (elt)))) \
: fontset_add ((fontset), (range), (elt), (add)))
static Lisp_Object
fontset_add (fontset, range, elt, add)
Lisp_Object fontset, range, elt, add;
{
- int from, to, from1, to1;
- Lisp_Object elt1;
-
- from = XINT (XCAR (range));
- to = XINT (XCDR (range));
- do {
- elt1 = char_table_ref_and_range (fontset, from, &from1, &to1);
- if (to < to1)
- to1 = to;
- if (NILP (elt1))
- elt1 = Fmake_vector (make_number (1), elt);
- else
- {
- int i, i0 = 1, i1 = ASIZE (elt1) + 1;
- Lisp_Object new;
-
- new = Fmake_vector (make_number (i1), elt);
- if (EQ (add, Qappend))
- i0--, i1--;
- for (i = 0; i0 < i1; i++, i0++)
- ASET (new, i0, AREF (elt1, i));
- elt1 = new;
- }
- char_table_set_range (fontset, from, to1, elt1);
- from = to1 + 1;
- } while (from < to);
+ Lisp_Object args[2];
+ int idx = (EQ (add, Qappend) ? 0 : 1);
+
+ args[1 - idx] = Fmake_vector (make_number (1), elt);
+
+ if (CONSP (range))
+ {
+ int from = XINT (XCAR (range));
+ int to = XINT (XCDR (range));
+ int from1, to1;
+
+ do {
+ args[idx] = char_table_ref_and_range (fontset, from, &from1, &to1);
+ if (to < to1)
+ to1 = to;
+ char_table_set_range (fontset, from, to1,
+ NILP (args[idx]) ? args[1 - idx]
+ : Fvconcat (2, args));
+ from = to1 + 1;
+ } while (from < to);
+ }
+ else
+ {
+ args[idx] = FONTSET_FALLBACK (fontset);
+ FONTSET_FALLBACK (fontset)
+ = NILP (args[idx]) ? args[1 - idx] : Fvconcat (2, args);
+ }
return Qnil;
}
/* Update FONTSET_ELEMENT which has this form:
- [CHARSET-PRIORITY-LIST-TICK PREFERRED-CHARSET-ID INDEX
- FONT-DEF0 FONT-DEF1 ...].
- Reorder FONT-DEFs according to the current order of charset
- (Vcharset_ordered_list), and update CHARSET-PRIORITY-LIST-TICK to
+ [CHARSET-ORDERED-LIST-TICK PREFERRED-CHARSET-ID PREFERRED-RFONT-DEF
+ RFONT-DEF0 RFONT-DEF1 ...].
+ Reorder RFONT-DEFs according to the current order of charset
+ (Vcharset_ordered_list), and update CHARSET-ORDERED-LIST-TICK to
the latest value. */
static void
ASET (fontset_element, 0, make_number (charset_ordered_list_tick));
size = ASIZE (fontset_element) - 3;
if (size <= 1)
- /* No need of reordering VEC. */
+ /* No need to reorder VEC. */
return;
charset_id_table = (int *) alloca (sizeof (int) * size);
new_vec = (Lisp_Object *) alloca (sizeof (Lisp_Object) * size);
int charset;
font_name = choose_face_font (f, face->lface, AREF (font_def, 0), NULL);
- if (NATNUMP (AREF (font_def, 1)))
- charset = XINT (AREF (font_def, 1));
- else
- charset = -1;
+ charset = XINT (AREF (font_def, 1));
if (! (font_info = fs_load_font (f, font_name, charset)))
return -1;
}
-/* Return a face ID registerd in the realized fontset FONTSET for the
- character C. If a face is not yet set, return -1 (if FACE is NULL)
- or realize a proper face from FACE and return it. */
+/* Return RFONT-DEF (vector) in the realized fontset FONTSET for the
+ character C. If the corresponding font is not yet opened, open it
+ (if FACE is not NULL) or return Qnil (if FACE is NULL).
+ If no proper font is found for C, return Qnil. */
-static int
-fontset_face (fontset, c, face, id)
+static Lisp_Object
+fontset_font (fontset, c, face, id)
Lisp_Object fontset;
int c;
struct face *face;
FRAME_PTR f = XFRAME (FONTSET_FRAME (fontset));
base_fontset = FONTSET_BASE (fontset);
- elt = CHAR_TABLE_REF (fontset, c);
+ vec = CHAR_TABLE_REF (fontset, c);
+ if (EQ (vec, Qt))
+ goto try_fallback;
- if (EQ (elt, Qt))
- goto try_default;
-
- if (NILP (elt))
+ if (NILP (vec))
{
/* We have not yet decided a face for C. */
Lisp_Object range;
if (! face)
- return -1;
+ return Qnil;
elt = FONTSET_REF_AND_RANGE (base_fontset, c, from, to);
range = Fcons (make_number (from), make_number (to));
if (NILP (elt))
{
/* Record that we have no font for characters of this
range. */
- FONTSET_SET (fontset, range, Qt);
- goto try_default;
+ vec = Qt;
+ FONTSET_SET (fontset, range, vec);
+ goto try_fallback;
}
/* Build a vector [ -1 -1 nil NEW-ELT0 NEW-ELT1 NEW-ELT2 ... ],
where the first -1 is to force reordering of NEW-ELTn,
- NEW-ETLn is [nil nil AREF (elt, n)]. */
+ NEW-ETLn is [nil nil AREF (elt, n) nil]. */
vec = Fmake_vector (make_number (ASIZE (elt) + 3), make_number (-1));
ASET (vec, 2, Qnil);
for (i = 0; i < ASIZE (elt); i++)
{
Lisp_Object tmp;
- tmp = Fmake_vector (make_number (3), Qnil);
+ tmp = Fmake_vector (make_number (4), Qnil);
ASET (tmp, 2, AREF (elt, i));
ASET (vec, 3 + i, tmp);
}
- /* Then store it in the fontset. -1 is to force
- reordering of FONT-VECTOR. */
+ /* Then store it in the fontset. */
FONTSET_SET (fontset, range, vec);
}
- else
- vec = elt;
+ retry:
if (XINT (AREF (vec, 0)) != charset_ordered_list_tick)
/* The priority of charsets is changed after we selected a face
for C last time. */
}
}
- /* Find the first available font in the font vector VEC. */
+ /* Find the first available font in the vector of RFONT-DEF. */
for (; i < ASIZE (vec); i++)
{
Lisp_Object font_def;
elt = AREF (vec, i);
if (NILP (elt))
continue;
- /* ELT == [ FACE-ID FONT-INDEX [ FONT-SPEC ENCODING REPERTORY ] ] */
- font_def = AREF (elt, 2);
+ /* ELT == [ FACE-ID FONT-INDEX FONT-DEF OPENED-FONT-NAME ] */
if (INTEGERP (AREF (elt, 1)) && XINT (AREF (elt, 1)) < 0)
/* We couldn't open this font last time. */
continue;
- if (!face && (NILP (AREF (elt, 1)) || NILP (AREF (elt, 0))))
- /* We have not yet opened the font, or we have not yet made a
- realized face for the font. */
- return -1;
+ if (!face && NILP (AREF (elt, 1)))
+ /* We have not yet opened the font. */
+ return Qnil;
+ font_def = AREF (elt, 2);
+ /* FONT_DEF == [ FONT-SPEC ENCODING REPERTORY ] */
if (INTEGERP (AREF (font_def, 2)))
{
/* The repertory is specified by charset ID. */
/* This font can't display C. */
continue;
}
+ else if (CHAR_TABLE_P (AREF (font_def, 2)))
+ {
+ /* The repertory is specified by a char table. */
+ if (NILP (CHAR_TABLE_REF (AREF (font_def, 2), c)))
+ /* This font can't display C. */
+ continue;
+ }
else
{
Lisp_Object slot;
/* We have not yet opened a font matching this spec.
Open the best matching font now and register the
repertory. */
+ struct font_info *font_info;
+
font_idx = load_font_get_repertory (f, face, font_def, fontset);
ASET (elt, 1, make_number (font_idx));
if (font_idx < 0)
/* This means that we couldn't find a font matching
FONT_DEF. */
continue;
+ font_info = (*get_font_info_func) (f, font_idx);
+ ASET (elt, 3, build_string (font_info->full_name));
}
slot = Fassq (AREF (elt, 1), FONTSET_REPERTORY (fontset));
- if (! CONSP (slot))
- abort ();
+ xassert (CONSP (slot));
if (NILP (CHAR_TABLE_REF (XCDR (slot), c)))
- /* This fond can't display C. */
+ /* This font can't display C. */
continue;
}
/* Now we have decided to use this font spec to display C. */
- if (INTEGERP (AREF (elt, 1)))
- font_idx = XINT (AREF (elt, 1));
- else
+ if (! INTEGERP (AREF (elt, 1)))
{
/* But not yet opened the best matching font. */
+ struct font_info *font_info;
+
font_idx = load_font_get_repertory (f, face, font_def, fontset);
ASET (elt, 1, make_number (font_idx));
if (font_idx < 0)
+ /* Can't open it. Try the other one. */
continue;
+ font_info = (*get_font_info_func) (f, font_idx);
+ ASET (elt, 3, build_string (font_info->full_name));
}
/* Now we have the opened font. */
- if (NILP (AREF (elt, 0)))
+ return elt;
+ }
+
+ try_fallback:
+ if (! EQ (vec, FONTSET_FALLBACK (fontset)))
+ {
+ vec = FONTSET_FALLBACK (fontset);
+ if (VECTORP (vec))
+ goto retry;
+ if (EQ (vec, Qt))
+ goto try_default;
+ elt = FONTSET_FALLBACK (base_fontset);
+ if (! NILP (elt))
{
- /* But not yet made a realized face that uses this font. */
- int face_id = lookup_non_ascii_face (f, font_idx, face);
+ vec = Fmake_vector (make_number (ASIZE (elt) + 3), make_number (-1));
+ ASET (vec, 2, Qnil);
+ for (i = 0; i < ASIZE (elt); i++)
+ {
+ Lisp_Object tmp;
- ASET (elt, 0, make_number (face_id));
+ tmp = Fmake_vector (make_number (4), Qnil);
+ ASET (tmp, 2, AREF (elt, i));
+ ASET (vec, 3 + i, tmp);
+ }
+ FONTSET_FALLBACK (fontset) = vec;
+ goto retry;
}
-
- /* Ok, this face can display C. */
- return XINT (AREF (elt, 0));
+ /* Record that this fontset has no fallback fonts. */
+ FONTSET_FALLBACK (fontset) = Qt;
}
+ /* Try the default fontset. */
try_default:
if (! EQ (base_fontset, Vdefault_fontset))
{
- if (NILP (FONTSET_FALLBACK (fontset)))
- FONTSET_FALLBACK (fontset)
+ if (NILP (FONTSET_DEFAULT (fontset)))
+ FONTSET_DEFAULT (fontset)
= make_fontset (FONTSET_FRAME (fontset), Qnil, Vdefault_fontset);
- return fontset_face (FONTSET_FALLBACK (fontset), c, face, id);
+ return fontset_font (FONTSET_DEFAULT (fontset), c, face, id);
}
-
- /* We have tried all the fonts for C, but none of them can be opened
- nor can display C. */
- if (NILP (FONTSET_NOFONT_FACE (fontset)))
- {
- int face_id;
-
- if (! face)
- return -1;
- face_id = lookup_non_ascii_face (f, -1, face);
- FONTSET_NOFONT_FACE (fontset) = make_number (face_id);
- }
- return XINT (FONTSET_NOFONT_FACE (fontset));
+ return Qnil;
}
ASET (Vfontset_table, face->fontset, Qnil);
if (face->fontset < next_fontset_id)
next_fontset_id = face->fontset;
- if (! NILP (FONTSET_FALLBACK (fontset)))
+ if (! NILP (FONTSET_DEFAULT (fontset)))
{
- int id = FONTSET_ID (FONTSET_FALLBACK (fontset));
+ int id = XINT (FONTSET_ID (FONTSET_DEFAULT (fontset)));
fontset = AREF (Vfontset_table, id);
xassert (!NILP (fontset) && ! BASE_FONTSET_P (fontset));
struct face *face;
int c;
{
- Lisp_Object fontset;
+ Lisp_Object fontset, rfont_def;
fontset = FONTSET_FROM_ID (face->fontset);
- return (face->id == fontset_face (fontset, c, NULL, -1));
+ rfont_def = fontset_font (fontset, c, NULL, -1);
+ return (VECTORP (rfont_def)
+ && INTEGERP (AREF (rfont_def, 0))
+ && face->id == XINT (AREF (rfont_def, 0)));
}
int c, pos;
Lisp_Object object;
{
- Lisp_Object fontset, charset;
+ Lisp_Object fontset, charset, rfont_def;
+ int face_id;
int id;
if (ASCII_CHAR_P (c))
else if (CHARSETP (charset))
id = XINT (CHARSET_SYMBOL_ID (charset));
}
- return fontset_face (fontset, c, face, id);
+ rfont_def = fontset_font (fontset, c, face, id);
+ if (VECTORP (rfont_def))
+ {
+ if (NILP (AREF (rfont_def, 0)))
+ {
+ /* We have not yet made a realized face that uses this font. */
+ int font_idx = XINT (AREF (rfont_def, 1));
+
+ face_id = lookup_non_ascii_face (f, font_idx, face);
+ ASET (rfont_def, 0, make_number (face_id));
+ }
+ return XINT (AREF (rfont_def, 0));
+ }
+
+ if (NILP (FONTSET_NOFONT_FACE (fontset)))
+ {
+ face_id = lookup_non_ascii_face (f, -1, face);
+ FONTSET_NOFONT_FACE (fontset) = make_number (face_id);
+ }
+ return XINT (FONTSET_NOFONT_FACE (fontset));
}
fontset = make_fontset (frame, Qnil, base_fontset);
{
- Lisp_Object elt;
+ Lisp_Object elt, rfont_def;
elt = FONTSET_REF (base_fontset, 0);
- elt = Fmake_vector (make_number (4), AREF (elt, 0));
+ xassert (VECTORP (elt) && ASIZE (elt) > 0);
+ rfont_def = Fmake_vector (make_number (4), Qnil);
+ ASET (rfont_def, 0, make_number (face->id));
+ ASET (rfont_def, 1, make_number (face->font_info_id));
+ ASET (rfont_def, 2, AREF (elt, 0));
+ ASET (rfont_def, 3, build_string (face->font_name));
+ elt = Fmake_vector (make_number (4), Qnil);
ASET (elt, 0, make_number (charset_ordered_list_tick));
- ASET (elt, 1, make_number (face->id));
- ASET (elt, 2, make_number (face->font_info_id));
+ ASET (elt, 1, make_number (charset_ascii));
+ ASET (elt, 2, rfont_def);
+ ASET (elt, 3, rfont_def);
char_table_set_range (fontset, 0, 127, elt);
}
return XINT (FONTSET_ID (fontset));
: CONSP (XCDR (elt)) && CHARSETP (XCAR (XCDR (elt)))))
return (XCDR (elt));
}
- /* We don't know the encoding of this font. Let's assume Unicode
- encoding. */
- return Qunicode;
+ /* We don't know the encoding of this font. Let's assume `ascii'. */
+ return Qascii;
}
return build_font_name_from_vector (vec);
}
+/* Variables referred in set_fontset_font. They are set before
+ map_charset_chars is called in Fset_fontset_font. */
+static Lisp_Object font_def_arg, add_arg;
+static int from_arg, to_arg;
+
+/* Callback function for map_charset_chars in Fset_fontset_font. In
+ FONTSET, set font_def_arg in a fashion specified by add_arg for
+ characters in RANGE while ignoring the range between from_arg and
+ to_arg. */
+
static void
-set_fontset_font (arg, range)
- Lisp_Object arg, range;
+set_fontset_font (fontset, range)
+ Lisp_Object fontset, range;
{
- Lisp_Object fontset, font_def, add;
+ if (from_arg < to_arg)
+ {
+ int from = XINT (XCAR (range)), to = XINT (XCDR (range));
- fontset = XCAR (arg);
- font_def = XCAR (XCDR (arg));
- add = XCAR (XCDR (XCDR (arg)));
- FONTSET_ADD (fontset, range, font_def, add);
- free_realized_fontsets (fontset);
+ if (from < from_arg)
+ {
+ if (to > to_arg)
+ {
+ Lisp_Object range2;
+
+ range2 = Fcons (make_number (to_arg), XCDR (range));
+ FONTSET_ADD (fontset, range, font_def_arg, add_arg);
+ to = to_arg;
+ }
+ if (to > from_arg)
+ range = Fcons (XCAR (range), make_number (from_arg));
+ }
+ else if (to <= to_arg)
+ return;
+ else
+ {
+ if (from < to_arg)
+ range = Fcons (make_number (to_arg), XCDR (range));
+ }
+ }
+ FONTSET_ADD (fontset, range, font_def_arg, add_arg);
}
DEFUN ("set-fontset-font", Fset_fontset_font, Sset_fontset_font, 3, 5, 0,
doc: /*
-Modify fontset NAME to use FONT-SPEC for CHARACTER.
+Modify fontset NAME to use FONT-SPEC for TARGET characters.
-CHARACTER may be a cons; (FROM . TO), where FROM and TO are
-characters. In that case, use FONT-SPEC for all characters in the
-range FROM and TO (inclusive).
+TARGET may be a cons; (FROM . TO), where FROM and TO are characters.
+In that case, use FONT-SPEC for all characters in the range FROM and
+TO (inclusive).
-CHARACTER may be a script name symbol. In that case, use FONT-SPEC
-for all characters that belong to the script.
+TARGET may be a script name symbol. In that case, use FONT-SPEC for
+all characters that belong to the script.
-CHARACTER may be a charset. In that case, use FONT-SPEC for all
+TARGET may be a charset. In that case, use FONT-SPEC for all
characters in the charset.
+TARGET may be nil. In that case, use FONT-SPEC for any characters for
+that no FONT-SPEC is specified.
+
FONT-SPEC may be:
* A vector [ FAMILY WEIGHT SLANT WIDTH ADSTYLE REGISTRY ].
See the documentation of `set-face-attribute' for the detail of
kept for backward compatibility and has no meaning.
Optional 5th argument ADD, if non-nil, specifies how to add FONT-SPEC
-to the font specifications for RANGE previously set. If it is
+to the font specifications for TARGET previously set. If it is
`prepend', FONT-SPEC is prepended. If it is `append', FONT-SPEC is
appended. By default, FONT-SPEC overrides the previous settings. */)
- (name, character, font_spec, frame, add)
- Lisp_Object name, character, font_spec, frame, add;
+ (name, target, font_spec, frame, add)
+ Lisp_Object name, target, font_spec, frame, add;
{
Lisp_Object fontset;
Lisp_Object font_def, registry;
Lisp_Object encoding, repertory;
Lisp_Object range_list;
+ struct charset *charset = NULL;
fontset = check_fontset_name (name);
else
encoding = find_font_encoding ((char *) SDATA (registry));
if (SYMBOLP (encoding))
- encoding = repertory = CHARSET_SYMBOL_ID (encoding);
+ {
+ CHECK_CHARSET (encoding);
+ encoding = repertory = CHARSET_SYMBOL_ID (encoding);
+ }
else
{
repertory = XCDR (encoding);
- encoding = CHARSET_SYMBOL_ID (XCAR (encoding));
+ encoding = XCAR (encoding);
+ CHECK_CHARSET (encoding);
+ encoding = CHARSET_SYMBOL_ID (encoding);
+ if (! NILP (repertory) && SYMBOLP (repertory))
+ {
+ CHECK_CHARSET (repertory);
+ repertory = CHARSET_SYMBOL_ID (repertory);
+ }
}
font_def = Fmake_vector (make_number (3), font_spec);
ASET (font_def, 1, encoding);
ASET (font_def, 2, repertory);
- if (CHARACTERP (character))
- range_list = Fcons (Fcons (character, character), Qnil);
- else if (CONSP (character))
+ if (CHARACTERP (target))
+ range_list = Fcons (Fcons (target, target), Qnil);
+ else if (CONSP (target))
{
Lisp_Object from, to;
- from = Fcar (character);
- to = Fcdr (character);
+ from = Fcar (target);
+ to = Fcdr (target);
CHECK_CHARACTER (from);
CHECK_CHARACTER (to);
- range_list = Fcons (character, Qnil);
+ range_list = Fcons (target, Qnil);
}
- else
+ else if (SYMBOLP (target) && !NILP (target))
{
Lisp_Object script_list;
Lisp_Object val;
- CHECK_SYMBOL (character);
range_list = Qnil;
script_list = XCHAR_TABLE (Vchar_script_table)->extras[0];
- if (! NILP (Fmemq (character, script_list)))
+ if (! NILP (Fmemq (target, script_list)))
{
- val = Fcons (character, Qnil);
+ val = Fcons (target, Qnil);
map_char_table (accumulate_script_ranges, Qnil, Vchar_script_table,
val);
range_list = XCDR (val);
}
- else if (CHARSETP (character))
+ if (CHARSETP (target))
{
- struct charset *charset;
-
- CHECK_CHARSET_GET_CHARSET (character, charset);
- if (EQ (character, Qascii))
+ if (EQ (target, Qascii))
{
if (VECTORP (font_spec))
font_spec = generate_ascii_font_name (FONTSET_NAME (fontset),
}
else
{
- map_charset_chars (set_fontset_font, Qnil,
- list3 (fontset, font_def, add), charset,
- CHARSET_MIN_CODE (charset),
- CHARSET_MAX_CODE (charset));
- return Qnil;
+ CHECK_CHARSET_GET_CHARSET (target, charset);
}
}
-
- if (NILP (range_list))
+ else if (NILP (range_list))
error ("Invalid script or charset name: %s",
- SDATA (SYMBOL_NAME (character)));
+ SDATA (SYMBOL_NAME (target)));
}
+ else if (NILP (target))
+ range_list = Fcons (Qnil, Qnil);
+ else
+ error ("Invalid target for setting a font");
+
+ if (charset)
+ {
+ font_def_arg = font_def;
+ add_arg = add;
+ if (NILP (range_list))
+ from_arg = to_arg = 0;
+ else
+ from_arg = XINT (XCAR (XCAR (range_list))),
+ to_arg = XINT (XCDR (XCAR (range_list)));
+
+ map_charset_chars (set_fontset_font, Qnil, fontset, charset,
+ CHARSET_MIN_CODE (charset),
+ CHARSET_MAX_CODE (charset));
+ }
for (; CONSP (range_list); range_list = XCDR (range_list))
FONTSET_ADD (fontset, XCAR (range_list), font_def, add);
else
{
char temp[20];
- int len = Flength (auto_fontset_alist);
+ int len = XINT (Flength (auto_fontset_alist));
sprintf (temp, "auto%d", len);
ASET (vec, 13, build_string (temp));
name = build_font_name_from_vector (vec);
}
- name = Fnew_fontset (name, Fcons (Fcons (Fcons (make_number (0),
+ name = Fnew_fontset (name, list2 (list2 (Qascii, fontname),
+ list2 (Fcons (make_number (0),
make_number (MAX_CHAR)),
- Fcons (fontname, Qnil)),
- Qnil));
+ fontname)));
id = fs_query_fontset (name, 0);
auto_fontset_alist
= Fcons (Fcons (fontname, make_number (id)), auto_fontset_alist);
struct window *w;
struct frame *f;
struct face *face;
+ Lisp_Object charset, rfont_def;
+ int charset_id;
CHECK_NUMBER_COERCE_MARKER (position);
pos = XINT (position);
w = XWINDOW (window);
f = XFRAME (w->frame);
face_id = face_at_buffer_position (w, pos, -1, -1, &dummy, pos + 100, 0);
- face_id = FACE_FOR_CHAR (f, FACE_FROM_ID (f, face_id), c, pos, Qnil);
face = FACE_FROM_ID (f, face_id);
- return (face->font && face->font_name
- ? build_string (face->font_name)
+ charset = Fget_char_property (position, Qcharset, Qnil);
+ if (CHARSETP (charset))
+ charset_id = XINT (CHARSET_SYMBOL_ID (charset));
+ else
+ charset_id = -1;
+ rfont_def = fontset_font (FONTSET_FROM_ID (face->fontset),
+ c, face, charset_id);
+ return (VECTORP (rfont_def) && STRINGP (AREF (rfont_def, 3))
+ ? AREF (rfont_def, 3)
: Qnil);
}
Lisp_Object fontset, frame;
{
FRAME_PTR f;
- Lisp_Object table, val, elt;
- Lisp_Object *realized;
- int n_realized = 0;
- int fallback;
- int c, i, j;
+ Lisp_Object *realized[2], fontsets[2], tables[2];
+ Lisp_Object val, elt;
+ int c, i, j, k;
(*check_window_system_func) ();
/* Recode fontsets realized on FRAME from the base fontset FONTSET
in the table `realized'. */
- realized = (Lisp_Object *) alloca (sizeof (Lisp_Object)
- * ASIZE (Vfontset_table));
- for (i = 0; i < ASIZE (Vfontset_table); i++)
+ realized[0] = (Lisp_Object *) alloca (sizeof (Lisp_Object)
+ * ASIZE (Vfontset_table));
+ for (i = j = 0; i < ASIZE (Vfontset_table); i++)
{
elt = FONTSET_FROM_ID (i);
if (!NILP (elt)
&& EQ (FONTSET_BASE (elt), fontset)
&& EQ (FONTSET_FRAME (elt), frame))
- realized[n_realized++] = elt;
+ realized[0][j++] = elt;
+ }
+ realized[0][j] = Qnil;
+
+ realized[1] = (Lisp_Object *) alloca (sizeof (Lisp_Object)
+ * ASIZE (Vfontset_table));
+ for (i = j = 0; ! NILP (realized[0][i]); i++)
+ {
+ elt = FONTSET_DEFAULT (realized[0][i]);
+ if (! NILP (elt))
+ realized[1][j++] = elt;
}
+ realized[1][j] = Qnil;
+ tables[0] = Fmake_char_table (Qfontset_info, Qnil);
+ tables[1] = Fmake_char_table (Qnil, Qnil);
+ XCHAR_TABLE (tables[0])->extras[0] = tables[1];
+ fontsets[0] = fontset;
+ fontsets[1] = Vdefault_fontset;
- table = Fmake_char_table (Qfontset_info, Qnil);
- XCHAR_TABLE (table)->extras[0] = Fmake_char_table (Qnil, Qnil);
/* Accumulate information of the fontset in TABLE. The format of
each element is ((FONT-SPEC OPENED-FONT ...) ...). */
- for (fallback = 0; fallback <= 1; fallback++)
+ for (k = 0; k <= 1; k++)
{
- Lisp_Object this_fontset, this_table;
-
- if (! fallback)
- {
- this_fontset = fontset;
- this_table = table;
- }
- else
- {
- this_fontset = Vdefault_fontset;
- this_table = XCHAR_TABLE (table)->extras[0];
-#if 0
- for (i = 0; i < n_realized; i++)
- realized[i] = FONTSET_FALLBACK (realized[i]);
-#endif
- }
- for (c = 0; c <= MAX_5_BYTE_CHAR; )
+ for (c = 0; c <= MAX_CHAR; )
{
int from, to;
- val = char_table_ref_and_range (this_fontset, c, &from, &to);
+ if (c <= MAX_5_BYTE_CHAR)
+ {
+ val = char_table_ref_and_range (fontsets[k], c, &from, &to);
+ if (to > MAX_5_BYTE_CHAR)
+ to = MAX_5_BYTE_CHAR;
+ }
+ else
+ {
+ val = FONTSET_FALLBACK (fontsets[k]);
+ to = MAX_CHAR;
+ }
if (VECTORP (val))
{
Lisp_Object alist;
alist = Fnreverse (alist);
/* Then store opend font names to cdr of each elements. */
- for (i = 0; i < n_realized; i++)
+ for (i = 0; ! NILP (realized[k][i]); i++)
{
- if (NILP (realized[i]))
- continue;
- val = FONTSET_REF (realized[i], c);
- if (NILP (val))
+ if (c <= MAX_5_BYTE_CHAR)
+ val = FONTSET_REF (realized[k][i], c);
+ else
+ val = FONTSET_FALLBACK (realized[k][i]);
+ if (! VECTORP (val))
continue;
- /* VAL is [int int int [FACE-ID FONT-INDEX FONT-DEF] ...].
+ /* VAL is [int int ?
+ [FACE-ID FONT-INDEX FONT-DEF FONT-NAME] ...].
If a font of an element is already opened,
- FONT-INDEX of the element is integer. */
+ FONT-NAME is the name of a opened font. */
for (j = 3; j < ASIZE (val); j++)
- if (INTEGERP (AREF (AREF (val, j), 0)))
+ if (STRINGP (AREF (AREF (val, j), 3)))
{
Lisp_Object font_idx;
}
/* Store ALIST in TBL for characters C..TO. */
- char_table_set_range (this_table, c, to, alist);
+ if (c <= MAX_5_BYTE_CHAR)
+ char_table_set_range (tables[k], c, to, alist);
+ else
+ XCHAR_TABLE (tables[k])->defalt = alist;
}
c = to + 1;
}
}
- return table;
+ return tables[0];
}
else
ASET (vec, 1, Qt);
}
- if (!NILP (FONTSET_FALLBACK (fontset)))
- ASET (vec, 2, FONTSET_ID (FONTSET_FALLBACK (fontset)));
+ if (!NILP (FONTSET_DEFAULT (fontset)))
+ ASET (vec, 2, FONTSET_ID (FONTSET_DEFAULT (fontset)));
}
return vec;
}
abort ();
DEFSYM (Qfontset, "fontset");
- Fput (Qfontset, Qchar_table_extra_slots, make_number (8));
+ Fput (Qfontset, Qchar_table_extra_slots, make_number (9));
DEFSYM (Qfontset_info, "fontset-info");
Fput (Qfontset_info, Qchar_table_extra_slots, make_number (1));