X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/b15325b22a301f3f1d150ab15dff23521cc79711..10a07952dc440e65684d1f45dd9a752b6b26ea80:/src/dispextern.h diff --git a/src/dispextern.h b/src/dispextern.h index c9d85065e7..63922183a0 100644 --- a/src/dispextern.h +++ b/src/dispextern.h @@ -1,6 +1,6 @@ /* Interface definitions for display code. - Copyright (C) 1985,93,94,97,98,99, 2000,01,02,03, 2004 - Free Software Foundation, Inc. + Copyright (C) 1985, 1993, 1994, 1997, 1998, 1999, 2000, 2001, 2002, + 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of GNU Emacs. @@ -16,8 +16,8 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Emacs; see the file COPYING. If not, write to -the Free Software Foundation, Inc., 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ +the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ /* New redisplay written by Gerd Moellmann . */ @@ -119,13 +119,24 @@ enum window_part #define GLYPH_DEBUG 0 #endif +/* If XASSERTS is non-zero, additional consistency checks are activated. + Turn it off by defining the macro XASSERTS to zero. */ + +#ifndef XASSERTS +#define XASSERTS 0 +#endif + /* Macros to include code only if GLYPH_DEBUG != 0. */ #if GLYPH_DEBUG #define IF_DEBUG(X) X -#define xassert(X) do {if (!(X)) abort ();} while (0) #else #define IF_DEBUG(X) (void) 0 +#endif + +#if XASSERTS +#define xassert(X) do {if (!(X)) abort ();} while (0) +#else #define xassert(X) (void) 0 #endif @@ -355,7 +366,8 @@ struct glyph #define FACE_ID_BITS 21 - /* Face of the glyph. */ + /* Face of the glyph. This is a realized face ID, + an index in the face cache of the frame. */ unsigned face_id : FACE_ID_BITS; /* Type of font used to display the character glyph. May be used to @@ -715,6 +727,11 @@ struct glyph_row position of the next row. */ struct display_pos end; + /* Non-zero means the overlay arrow bitmap is on this line. + -1 means use default overlay arrow bitmap, else + it specifies actual fringe bitmap number. */ + int overlay_arrow_bitmap; + /* Left fringe bitmap number (enum fringe_bitmap_type). */ unsigned left_user_fringe_bitmap : FRINGE_ID_BITS; @@ -753,9 +770,6 @@ struct glyph_row unsigned truncated_on_left_p : 1; unsigned truncated_on_right_p : 1; - /* 1 means the overlay arrow is on this line. */ - unsigned overlay_arrow_p : 1; - /* 1 means that this row displays a continued line, i.e. it has a continuation mark at the right side. */ unsigned continued_p : 1; @@ -817,6 +831,9 @@ struct glyph_row /* 1 means this row currently shows the cursor in the right fringe. */ unsigned cursor_in_fringe_p : 1; + /* 1 means the last glyph in the row is part of an ellipsis. */ + unsigned ends_in_ellipsis_p : 1; + /* Non-zero means display a bitmap on X frames indicating that this the first line of the buffer. */ unsigned indicate_bob_p : 1; @@ -1165,10 +1182,18 @@ struct glyph_string stipple pattern. */ unsigned stippled_p : 1; - /* 1 means only the foreground of this glyph string must be drawn, - and we should use the physical height of the line this glyph - string appears in as clip rect. */ - unsigned for_overlaps_p : 1; +#define OVERLAPS_PRED (1 << 0) +#define OVERLAPS_SUCC (1 << 1) +#define OVERLAPS_BOTH (OVERLAPS_PRED | OVERLAPS_SUCC) +#define OVERLAPS_ERASED_CURSOR (1 << 2) + /* Non-zero means only the foreground of this glyph string must be + drawn, and we should use the physical height of the line this + glyph string appears in as clip rect. If the value is + OVERLAPS_ERASED_CURSOR, the clip rect is restricted to the rect + of the erased cursor. OVERLAPS_PRED and OVERLAPS_SUCC mean we + draw overlaps with the preceding and the succeeding rows, + respectively. */ + unsigned for_overlaps : 3; /* The GC to use for drawing this glyph string. */ #if defined(HAVE_X_WINDOWS) || defined(MAC_OS) @@ -1190,6 +1215,11 @@ struct glyph_string /* Slice */ struct glyph_slice slice; + /* Non-null means the horizontal clipping region starts from the + left edge of *clip_head, and ends with the right edge of + *clip_tail, not including their overhangs. */ + struct glyph_string *clip_head, *clip_tail; + struct glyph_string *next, *prev; }; @@ -1571,6 +1601,7 @@ enum face_id CURSOR_FACE_ID, MOUSE_FACE_ID, MENU_FACE_ID, + VERTICAL_BORDER_FACE_ID, BASIC_FACE_ID_SENTINEL }; @@ -1777,6 +1808,16 @@ struct it_slice Lisp_Object height; }; +enum it_method { + GET_FROM_BUFFER = 0, + GET_FROM_DISPLAY_VECTOR, + GET_FROM_COMPOSITION, + GET_FROM_STRING, + GET_FROM_C_STRING, + GET_FROM_IMAGE, + GET_FROM_STRETCH, + NUM_IT_METHODS +}; struct it { @@ -1787,9 +1828,8 @@ struct it /* The window's frame. */ struct frame *f; - /* Function to call to load this structure with the next display - element. */ - int (* method) P_ ((struct it *it)); + /* Method to use to load this structure with the next display element. */ + enum it_method method; /* The next position at which to check for face changes, invisible text, overlay strings, end of text etc., which see. */ @@ -1825,6 +1865,10 @@ struct it Don't handle some `display' properties in these strings. */ unsigned string_from_display_prop_p : 1; + /* When METHOD == next_element_from_display_vector, + this is 1 if we're doing an ellipsis. Otherwise meaningless. */ + unsigned ellipsis_p : 1; + /* Display table in effect or null for none. */ struct Lisp_Char_Table *dp; @@ -1840,6 +1884,9 @@ struct it means that no such character is involved. */ int dpvec_char_len; + /* Face id to use for all characters in display vector. -1 if unused. */ + int dpvec_face_id; + /* Face id of the iterator saved in case a glyph from dpvec contains a face. The face is restored when all glyphs from dpvec have been delivered. */ @@ -1862,7 +1909,7 @@ struct it /* Vector of overlays to process. Overlay strings are processed OVERLAY_STRING_CHUNK_SIZE at a time. */ -#define OVERLAY_STRING_CHUNK_SIZE 3 +#define OVERLAY_STRING_CHUNK_SIZE 16 Lisp_Object overlay_strings[OVERLAY_STRING_CHUNK_SIZE]; /* Total number of overlay strings to process. This can be > @@ -2227,7 +2274,7 @@ struct redisplay_interface This function is called from redraw_overlapping_rows after desired rows have been made current. */ void (*fix_overlapping_area) P_ ((struct window *w, struct glyph_row *row, - enum glyph_row_area area)); + enum glyph_row_area area, int)); #ifdef HAVE_WINDOW_SYSTEM @@ -2554,7 +2601,7 @@ int line_bottom_y P_ ((struct it *)); int display_prop_intangible_p P_ ((Lisp_Object)); void resize_echo_area_exactly P_ ((void)); int resize_mini_window P_ ((struct window *, int)); -int try_window P_ ((Lisp_Object, struct text_pos)); +int try_window P_ ((Lisp_Object, struct text_pos, int)); void window_box P_ ((struct window *, int, int *, int *, int *, int *)); int window_box_height P_ ((struct window *)); int window_text_bottom_y P_ ((struct window *)); @@ -2625,10 +2672,12 @@ extern int x_stretch_cursor_p; extern struct cursor_pos output_cursor; extern void x_fix_overlapping_area P_ ((struct window *, struct glyph_row *, - enum glyph_row_area)); + enum glyph_row_area, int)); extern void draw_phys_cursor_glyph P_ ((struct window *, struct glyph_row *, enum draw_glyphs_face)); +extern int get_phys_cursor_geometry P_ ((struct window *, struct glyph_row *, + struct glyph *, int *)); extern void erase_phys_cursor P_ ((struct window *)); extern void display_and_set_cursor P_ ((struct window *, int, int, int, int, int)); @@ -2641,6 +2690,8 @@ extern void x_clear_cursor P_ ((struct window *)); extern void x_draw_vertical_border P_ ((struct window *w)); extern void frame_to_window_pixel_xy P_ ((struct window *, int *, int *)); +extern int get_glyph_string_clip_rects P_ ((struct glyph_string *, + NativeRectangle *, int)); extern void get_glyph_string_clip_rect P_ ((struct glyph_string *, NativeRectangle *nr)); extern Lisp_Object find_hot_spot P_ ((Lisp_Object, int, int)); @@ -2742,7 +2793,7 @@ int lookup_face P_ ((struct frame *, Lisp_Object *, int, struct face *)); int lookup_named_face P_ ((struct frame *, Lisp_Object, int, 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 lookup_derived_face P_ ((struct frame *, Lisp_Object, int, int, int)); void init_frame_faces P_ ((struct frame *)); void free_frame_faces P_ ((struct frame *)); void recompute_basic_faces P_ ((struct frame *)); @@ -2750,9 +2801,11 @@ int face_at_buffer_position P_ ((struct window *, int, int, int, int *, int, int)); int face_at_string_position P_ ((struct window *, Lisp_Object, int, int, int, int, int *, enum face_id, 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)); 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)); @@ -2779,6 +2832,7 @@ EXFUN (Fx_show_tip, 6); EXFUN (Fx_hide_tip, 0); extern void start_hourglass P_ ((void)); extern void cancel_hourglass P_ ((void)); +extern int hourglass_started P_ ((void)); extern int display_hourglass_p; /* Returns the background color of IMG, calculating one heuristically if @@ -2871,6 +2925,7 @@ Lisp_Object sit_for P_ ((int, int, int, int, int)); void init_display P_ ((void)); void syms_of_display P_ ((void)); extern Lisp_Object Qredisplay_dont_pause; +GLYPH spec_glyph_lookup_face P_ ((struct window *, GLYPH)); /* Defined in term.c */ @@ -2895,7 +2950,6 @@ extern void calculate_costs P_ ((struct frame *)); extern void set_tty_color_mode P_ ((struct frame *, Lisp_Object)); extern void tty_setup_colors P_ ((int)); extern void term_init P_ ((char *)); -extern void fatal P_ ((/* char *, ... */)); void cursor_to P_ ((int, int)); extern int tty_capable_p P_ ((struct frame *, unsigned, unsigned long, unsigned long));