/* Fontset handler.
-Copyright (C) 2001-2012 Free Software Foundation, Inc.
+Copyright (C) 2001-2013 Free Software Foundation, Inc.
Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
2005, 2006, 2007, 2008, 2009, 2010, 2011
National Institute of Advanced Industrial Science and Technology (AIST)
#include "intervals.h"
#include "fontset.h"
#include "window.h"
-#ifdef HAVE_X_WINDOWS
-#include "xterm.h"
-#endif
-#ifdef HAVE_NTGUI
-#include "w32term.h"
-#endif
-#ifdef HAVE_NS
-#include "nsterm.h"
-#endif
+#ifdef HAVE_WINDOW_SYSTEM
+#include TERM_HEADER
+#endif /* HAVE_WINDOW_SYSTEM */
#include "termhooks.h"
-
#include "font.h"
/* FONTSET
font for each character. */
static Lisp_Object Vdefault_fontset;
-/* Check if any window system is used now. */
-void (*check_window_system_func) (void);
-
-
/* Prototype declarations for static functions. */
static Lisp_Object make_fontset (Lisp_Object, Lisp_Object, Lisp_Object);
/* Macros for FONT-DEF and RFONT-DEF of fontset. */
#define FONT_DEF_NEW(font_def, font_spec, encoding, repertory) \
do { \
- (font_def) = Fmake_vector (make_number (3), (font_spec)); \
+ (font_def) = make_uninit_vector (3); \
+ ASET ((font_def), 0, font_spec); \
ASET ((font_def), 1, encoding); \
ASET ((font_def), 2, repertory); \
} while (0)
{
Lisp_Object vec, font_group;
int i, charset_matched = 0, found_index;
- FRAME_PTR f = (FRAMEP (FONTSET_FRAME (fontset))
- ? XFRAME (FONTSET_FRAME (fontset)) : XFRAME (selected_frame));
+ struct frame *f = (FRAMEP (FONTSET_FRAME (fontset))
+ ? XFRAME (FONTSET_FRAME (fontset))
+ : XFRAME (selected_frame));
Lisp_Object rfont_def;
font_group = fontset_get_font_group (fontset, fallback ? -1 : c);
}
static void
-free_realized_fontset (FRAME_PTR f, Lisp_Object fontset)
+free_realized_fontset (struct frame *f, Lisp_Object fontset)
{
#if 0
Lisp_Object tail;
free_realized_face. */
void
-free_face_fontset (FRAME_PTR f, struct face *face)
+free_face_fontset (struct frame *f, struct face *face)
{
Lisp_Object fontset;
face->fontset = -1;
}
-
-#if 0
-/* Return true if FACE is suitable for displaying character C.
- Called from the macro FACE_SUITABLE_FOR_CHAR_P
- when C is not an ASCII character. */
-
-bool
-face_suitable_for_char_p (struct face *face, int c)
-{
- Lisp_Object fontset, rfont_def;
-
- fontset = FONTSET_FROM_ID (face->fontset);
- rfont_def = fontset_font (fontset, c, NULL, -1);
- return (VECTORP (rfont_def)
- && INTEGERP (RFONT_DEF_FACE (rfont_def))
- && face->id == XINT (RFONT_DEF_FACE (rfont_def)));
-}
-#endif
-
-
-/* Return ID of face suitable for displaying character C on frame F.
- FACE must be realized for ASCII characters in advance. Called from
- the macro FACE_FOR_CHAR. */
+/* Return ID of face suitable for displaying character C at buffer position
+ POS on frame F. FACE must be realized for ASCII characters in advance.
+ Called from the macro FACE_FOR_CHAR. */
int
-face_for_char (FRAME_PTR f, struct face *face, int c, int pos, Lisp_Object object)
+face_for_char (struct frame *f, struct face *face, int c,
+ ptrdiff_t pos, Lisp_Object object)
{
Lisp_Object fontset, rfont_def, charset;
int face_id;
int id;
- /* If face->fontset is negative (that happens when no font is found
- for face), just return face->ascii_face because we can't do
- anything. Perhaps, we should fix the callers to assure
- that face->fontset is always valid. */
- if (ASCII_CHAR_P (c) || face->fontset < 0)
+ eassert (fontset_id_valid_p (face->fontset));
+
+ if (ASCII_CHAR_P (c) || CHAR_BYTE8_P (c))
return face->ascii_face->id;
- eassert (fontset_id_valid_p (face->fontset));
+#ifdef HAVE_NS
+ if (face->font)
+ {
+ /* Fonts often have characters in other scripts, like symbol, even if they
+ don't match script: symbol. So check if the character is present
+ in the current face first. Only enable for NS for now, but should
+ perhaps be general? */
+ Lisp_Object font_object;
+ XSETFONT (font_object, face->font);
+ if (font_has_char (f, font_object, c)) return face->id;
+ }
+#endif
+
fontset = FONTSET_FROM_ID (face->fontset);
eassert (!BASE_FONTSET_P (fontset));
Lisp_Object
-font_for_char (struct face *face, int c, int pos, Lisp_Object object)
+font_for_char (struct face *face, int c, ptrdiff_t pos, Lisp_Object object)
{
Lisp_Object fontset, rfont_def, charset;
int id;
Called from realize_x_face. */
int
-make_fontset_for_ascii_face (FRAME_PTR f, int base_fontset_id, struct face *face)
+make_fontset_for_ascii_face (struct frame *f, int base_fontset_id, struct face *face)
{
Lisp_Object base_fontset, fontset, frame;
Lisp_Object fontset;
int id;
- (*check_window_system_func) ();
+ check_window_system (NULL);
CHECK_STRING (pattern);
/* Return a list of base fontset names matching PATTERN on frame F. */
Lisp_Object
-list_fontsets (FRAME_PTR f, Lisp_Object pattern, int size)
+list_fontsets (struct frame *f, Lisp_Object pattern, int size)
{
Lisp_Object frame, regexp, val;
int id;
for (tail = FONTSET_FACE_ALIST (this); CONSP (tail);
tail = XCDR (tail))
{
- FRAME_PTR f = XFRAME (FONTSET_FRAME (this));
+ struct frame *f = XFRAME (FONTSET_FRAME (this));
int face_id = XINT (XCDR (XCAR (tail)));
struct face *face = FACE_FROM_ID (f, face_id);
{
if (XFASTINT (target) < 0x80)
error ("Can't set a font for partial ASCII range");
- range_list = Fcons (Fcons (target, target), Qnil);
+ range_list = list1 (Fcons (target, target));
}
else if (CONSP (target))
{
error ("Can't set a font for partial ASCII range");
ascii_changed = 1;
}
- range_list = Fcons (target, Qnil);
+ range_list = list1 (target);
}
else if (SYMBOLP (target) && !NILP (target))
{
{
if (EQ (target, Qlatin))
ascii_changed = 1;
- val = Fcons (target, Qnil);
+ val = list1 (target);
map_char_table (accumulate_script_ranges, Qnil, Vchar_script_table,
val);
range_list = Fnreverse (XCDR (val));
SDATA (SYMBOL_NAME (target)));
}
else if (NILP (target))
- range_list = Fcons (Qnil, Qnil);
+ range_list = list1 (Qnil);
else
error ("Invalid target for setting a font");
{
Lisp_Object arg;
- arg = Fmake_vector (make_number (5), Qnil);
+ arg = make_uninit_vector (5);
ASET (arg, 0, fontset);
ASET (arg, 1, font_def);
ASET (arg, 2, add);
name = FONTSET_NAME (fontset);
FOR_EACH_FRAME (tail, fr)
{
- FRAME_PTR f = XFRAME (fr);
+ struct frame *f = XFRAME (fr);
Lisp_Object font_object;
struct face *face;
if (! NILP (font_object))
{
update_auto_fontset_alist (font_object, fontset);
- alist = Fcons (Fcons (Qfont, Fcons (name, font_object)), Qnil);
+ alist = list1 (Fcons (Qfont, Fcons (name, font_object)));
Fmodify_frame_parameters (fr, alist);
}
}
return Qnil;
w = XWINDOW (window);
f = XFRAME (w->frame);
- face_id = face_at_buffer_position (w, pos, -1, -1, &dummy,
+ face_id = face_at_buffer_position (w, pos, &dummy,
pos + 100, 0, -1);
}
if (! CHAR_VALID_P (c))
return Qnil;
+ if (!FRAME_WINDOW_P (f))
+ return Qnil;
face_id = FACE_FOR_CHAR (f, FACE_FROM_ID (f, face_id), c, pos, Qnil);
face = FACE_FROM_ID (f, face_id);
if (face->font)
Lisp_Object val, elt;
int c, i, j, k;
- (*check_window_system_func) ();
-
+ check_window_system (NULL);
fontset = check_fontset_name (fontset, &frame);
/* Recode fontsets realized on FRAME from the base fontset FONTSET
slot = Fassq (RFONT_DEF_SPEC (elt), alist);
name = AREF (font_object, FONT_NAME_INDEX);
if (NILP (Fmember (name, XCDR (slot))))
- nconc2 (slot, Fcons (name, Qnil));
+ nconc2 (slot, list1 (name));
}
}
}
frame = FONTSET_FRAME (fontset);
if (FRAMEP (frame))
{
- FRAME_PTR f = XFRAME (frame);
+ struct frame *f = XFRAME (frame);
if (FRAME_LIVE_P (f))
ASET (vec, 1,
DEFVAR_LISP ("fontset-alias-alist", Vfontset_alias_alist,
doc: /* Alist of fontset names vs the aliases. */);
- Vfontset_alias_alist = Fcons (Fcons (FONTSET_NAME (Vdefault_fontset),
- build_pure_c_string ("fontset-default")),
- Qnil);
+ Vfontset_alias_alist
+ = list1 (Fcons (FONTSET_NAME (Vdefault_fontset),
+ build_pure_c_string ("fontset-default")));
DEFVAR_LISP ("vertical-centering-font-regexp",
Vvertical_centering_font_regexp,