diff options
Diffstat (limited to 'src/dispextern.h')
| -rw-r--r-- | src/dispextern.h | 64 |
1 files changed, 39 insertions, 25 deletions
diff --git a/src/dispextern.h b/src/dispextern.h index 6aff0dc1803..3cd9eb6052a 100644 --- a/src/dispextern.h +++ b/src/dispextern.h @@ -1220,6 +1220,11 @@ struct glyph_string *clip_tail, not including their overhangs. */ struct glyph_string *clip_head, *clip_tail; +#ifdef USE_FONT_BACKEND + /* The current clipping area. */ + int clip_x, clip_y, clip_width, clip_height; +#endif /* USE_FONT_BACKEND */ + struct glyph_string *next, *prev; }; @@ -1391,6 +1396,7 @@ enum lface_attribute_index LFACE_FONT_INDEX, LFACE_INHERIT_INDEX, LFACE_AVGWIDTH_INDEX, + LFACE_FONTSET_INDEX, LFACE_VECTOR_SIZE }; @@ -1475,10 +1481,12 @@ struct face reallocated. */ int font_info_id; - /* Fontset ID if this face uses a fontset, or -1. This is only >= 0 - if the face was realized for a composition sequence. - Otherwise, a specific font is loaded from the set of fonts - specified by the fontset given by the family attribute of the face. */ +#ifdef USE_FONT_BACKEND + struct font_info *font_info; +#endif /* USE_FONT_BACKEND */ + + /* Fontset ID if for this face's fontset. Non-ASCII faces derived + from the same ASCII face have the same fontset. */ int fontset; /* Pixmap width and height. */ @@ -1510,13 +1518,6 @@ struct face /* The hash value of this face. */ unsigned hash; - /* The charset for which this face was realized if it was realized - for use in multibyte text. If fontset >= 0, this is the charset - of the first character of the composition sequence. A value of - charset < 0 means the face was realized for use in unibyte text - where the idea of Emacs charsets isn't applicable. */ - int charset; - /* Non-zero if text in this face should be underlined, overlined, strike-through or have a box drawn around it. */ unsigned underline_p : 1; @@ -1562,9 +1563,15 @@ struct face /* Next and previous face in hash collision list of face cache. */ struct face *next, *prev; - /* If this face is for ASCII characters, this points this face - itself. Otherwise, this points a face for ASCII characters. */ + /* If this face is an ASCII face, this points to this face itself. + Otherwise, this points to an ASCII face that has the same + attributes except the font. */ struct face *ascii_face; + +#ifdef USE_FONT_BACKEND + /* Extra member that a font-driver uses privately. */ + void *extra; +#endif /* USE_FONT_BACKEND */ }; @@ -1652,7 +1659,7 @@ struct face_cache /* Non-zero if FACE is suitable for displaying character CHAR. */ #define FACE_SUITABLE_FOR_CHAR_P(FACE, CHAR) \ - (SINGLE_BYTE_CHAR_P (CHAR) \ + (ASCII_CHAR_P (CHAR) \ ? (FACE) == (FACE)->ascii_face \ : face_suitable_for_char_p ((FACE), (CHAR))) @@ -1660,15 +1667,15 @@ struct face_cache with id ID but is suitable for displaying character CHAR. This macro is only meaningful for multibyte character CHAR. */ -#define FACE_FOR_CHAR(F, FACE, CHAR) \ - (SINGLE_BYTE_CHAR_P (CHAR) \ - ? (FACE)->ascii_face->id \ - : face_for_char ((F), (FACE), (CHAR))) +#define FACE_FOR_CHAR(F, FACE, CHAR, POS, OBJECT) \ + (ASCII_CHAR_P (CHAR) \ + ? (FACE)->ascii_face->id \ + : face_for_char ((F), (FACE), (CHAR), (POS), (OBJECT))) #else /* not HAVE_WINDOW_SYSTEM */ #define FACE_SUITABLE_FOR_CHAR_P(FACE, CHAR) 1 -#define FACE_FOR_CHAR(F, FACE, CHAR) ((FACE)->id) +#define FACE_FOR_CHAR(F, FACE, CHAR, POS, OBJECT) ((FACE)->id) #endif /* not HAVE_WINDOW_SYSTEM */ @@ -1786,6 +1793,7 @@ enum display_element_type enum prop_idx { + AUTO_COMPOSED_PROP_IDX, FONTIFIED_PROP_IDX, FACE_PROP_IDX, INVISIBLE_PROP_IDX, @@ -2327,7 +2335,9 @@ struct redisplay_interface the two-byte form of C. Encoding is returned in *CHAR2B. If TWO_BYTE_P is non-null, return non-zero there if font is two-byte. */ int (*encode_char) P_ ((int c, XChar2b *char2b, - struct font_info *font_into, int *two_byte_p)); + struct font_info *font_into, + struct charset *charset, + int *two_byte_p)); /* Compute left and right overhang of glyph string S. A NULL pointer if platform does not support this. */ @@ -2832,15 +2842,17 @@ void clear_face_cache P_ ((int)); unsigned long load_color P_ ((struct frame *, struct face *, Lisp_Object, enum lface_attribute_index)); void unload_color P_ ((struct frame *, unsigned long)); -int face_font_available_p P_ ((struct frame *, Lisp_Object)); +char *choose_face_font P_ ((struct frame *, Lisp_Object *, Lisp_Object, + int *)); int ascii_face_of_lisp_face P_ ((struct frame *, int)); void prepare_face_for_display P_ ((struct frame *, struct face *)); int xstricmp P_ ((const unsigned char *, const unsigned char *)); -int lookup_face P_ ((struct frame *, Lisp_Object *, int, struct face *)); -int lookup_named_face P_ ((struct frame *, Lisp_Object, int, int)); +int lookup_face P_ ((struct frame *, Lisp_Object *)); +int lookup_non_ascii_face P_ ((struct frame *, int, struct face *)); +int lookup_named_face P_ ((struct frame *, Lisp_Object, int)); int smaller_face P_ ((struct frame *, int, int)); int face_with_height P_ ((struct frame *, int, int)); -int lookup_derived_face P_ ((struct frame *, Lisp_Object, int, int, int)); +int lookup_derived_face P_ ((struct frame *, Lisp_Object, int, int)); void init_frame_faces P_ ((struct frame *)); void free_frame_faces P_ ((struct frame *)); void recompute_basic_faces P_ ((struct frame *)); @@ -2851,10 +2863,12 @@ int face_at_string_position P_ ((struct window *, Lisp_Object, int, int, int, int merge_faces P_ ((struct frame *, Lisp_Object, int, int)); int compute_char_face P_ ((struct frame *, int, Lisp_Object)); void free_all_realized_faces P_ ((Lisp_Object)); +void free_realized_face P_ ((struct frame *, struct face *)); extern Lisp_Object Qforeground_color, Qbackground_color; extern Lisp_Object Qframe_set_background_mode; extern char unspecified_fg[], unspecified_bg[]; -void free_realized_multibyte_face P_ ((struct frame *, int)); +extern Lisp_Object split_font_name_into_vector P_ ((Lisp_Object)); +extern Lisp_Object build_font_name_from_vector P_ ((Lisp_Object)); /* Defined in xfns.c */ |