/[emacs]/emacs/src/dispextern.h
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revision 1.119 by eliz, Sun Jan 13 11:39:09 2002 UTC revision 1.120 by pj, Mon Jan 14 14:27:34 2002 UTC
# Line 295  struct glyph Line 295  struct glyph
295    /* Type of font used to display the character glyph. Used to    /* Type of font used to display the character glyph. Used to
296       determine which set of functions to use to obtain font metrics       determine which set of functions to use to obtain font metrics
297       for the glyph. Value should be an enumerator of the type       for the glyph. Value should be an enumerator of the type
298       w32_char_font_type. */       w32_char_font_type.  */
299    unsigned w32_font_type : 2;    unsigned w32_font_type : 2;
300  #endif  #endif
301    
# Line 375  struct glyph Line 375  struct glyph
375    
376  /* Construct a glyph code from a character glyph GLYPH.  If the  /* Construct a glyph code from a character glyph GLYPH.  If the
377     character is multibyte, return -1 as we can't use glyph table for a     character is multibyte, return -1 as we can't use glyph table for a
378     multibyte character. */     multibyte character.  */
379            
380  #define GLYPH_FROM_CHAR_GLYPH(GLYPH)                            \  #define GLYPH_FROM_CHAR_GLYPH(GLYPH)                            \
381    ((GLYPH).u.ch < 256                                           \    ((GLYPH).u.ch < 256                                           \
# Line 575  struct glyph_row Line 575  struct glyph_row
575       to any text; it is some buffer position if the row corresponds to       to any text; it is some buffer position if the row corresponds to
576       an empty display line that displays a line end.  This is what old       an empty display line that displays a line end.  This is what old
577       redisplay used to do.  (Except in code for terminal frames, this       redisplay used to do.  (Except in code for terminal frames, this
578       kludge is no longer use, I believe. --gerd).       kludge is no longer used, I believe. --gerd).
579    
580       See also start, end, displays_text_p and ends_at_zv_p for cleaner       See also start, end, displays_text_p and ends_at_zv_p for cleaner
581       ways to do it.  The special meaning of positions 0 and -1 will be       ways to do it.  The special meaning of positions 0 and -1 will be
# Line 667  struct glyph_row Line 667  struct glyph_row
667       of lbearing or rbearing.  */       of lbearing or rbearing.  */
668    unsigned contains_overlapping_glyphs_p : 1;    unsigned contains_overlapping_glyphs_p : 1;
669    
670    /* 1 means this row is a wide as the window it is displayed in, including    /* 1 means this row is as wide as the window it is displayed in, including
671       scroll bars, fringes, and internal borders.  This also       scroll bars, fringes, and internal borders.  This also
672       implies that the row doesn't have marginal areas.  */       implies that the row doesn't have marginal areas.  */
673    unsigned full_width_p : 1;    unsigned full_width_p : 1;
674    
675    /* Non-zero means row is a mode or top-line.  */    /* Non-zero means row is a mode or header-line.  */
676    unsigned mode_line_p : 1;    unsigned mode_line_p : 1;
677    
678    /* 1 in a current row means this row is overlapped by another row.  */    /* 1 in a current row means this row is overlapped by another row.  */
# Line 685  struct glyph_row Line 685  struct glyph_row
685        
686    /* 1 means this line starts in the middle of a character consisting    /* 1 means this line starts in the middle of a character consisting
687       of more than one glyph.  Some glyphs have been put in the       of more than one glyph.  Some glyphs have been put in the
688       previoius row, the rest are put in this row.  */       previous row, the rest are put in this row.  */
689    unsigned starts_in_middle_of_char_p : 1;    unsigned starts_in_middle_of_char_p : 1;
690    
691    /* 1 in a current row means this row overlaps others.  */    /* 1 in a current row means this row overlaps others.  */
# Line 719  struct glyph_row *matrix_row P_ ((struct Line 719  struct glyph_row *matrix_row P_ ((struct
719  #define MATRIX_MODE_LINE_ROW(MATRIX) \  #define MATRIX_MODE_LINE_ROW(MATRIX) \
720       ((MATRIX)->rows + (MATRIX)->nrows - 1)       ((MATRIX)->rows + (MATRIX)->nrows - 1)
721    
722  /* Return a pointer to the row reserved for the top line in MATRIX.  /* Return a pointer to the row reserved for the header line in MATRIX.
723     This is always the first row in MATRIX because that's the only     This is always the first row in MATRIX because that's the only
724     way that works in frame-based redisplay.  */     way that works in frame-based redisplay.  */
725    
# Line 748  struct glyph_row *matrix_row P_ ((struct Line 748  struct glyph_row *matrix_row P_ ((struct
748  #define MATRIX_ROW_START_CHARPOS(ROW) ((ROW)->start.pos.charpos)  #define MATRIX_ROW_START_CHARPOS(ROW) ((ROW)->start.pos.charpos)
749  #define MATRIX_ROW_START_BYTEPOS(ROW) ((ROW)->start.pos.bytepos)  #define MATRIX_ROW_START_BYTEPOS(ROW) ((ROW)->start.pos.bytepos)
750    
751  /* Return character/ byte position at which ROW ends.  */  /* Return the character/ byte position at which ROW ends.  */
752            
753  #define MATRIX_ROW_END_CHARPOS(ROW) ((ROW)->end.pos.charpos)  #define MATRIX_ROW_END_CHARPOS(ROW) ((ROW)->end.pos.charpos)
754  #define MATRIX_ROW_END_BYTEPOS(ROW) ((ROW)->end.pos.bytepos)  #define MATRIX_ROW_END_BYTEPOS(ROW) ((ROW)->end.pos.bytepos)
# Line 914  extern struct glyph_row scratch_glyph_ro Line 914  extern struct glyph_row scratch_glyph_ro
914        ? MATRIX_MODE_LINE_ROW (MATRIX)->height   \        ? MATRIX_MODE_LINE_ROW (MATRIX)->height   \
915        : 0)        : 0)
916    
917  /* Return the height of the top line in glyph matrix MATRIX, or zero  /* Return the height of the header line in glyph matrix MATRIX, or zero
918     if not known.  This macro is called under circumstances where     if not known.  This macro is called under circumstances where
919     MATRIX might not have been allocated yet.  */     MATRIX might not have been allocated yet.  */
920    
# Line 936  extern struct glyph_row scratch_glyph_ro Line 936  extern struct glyph_row scratch_glyph_ro
936           : estimate_mode_line_height (XFRAME ((W)->frame),      \           : estimate_mode_line_height (XFRAME ((W)->frame),      \
937                                        MODE_LINE_FACE_ID)))                                        MODE_LINE_FACE_ID)))
938    
939  /* Return the current height of the top line of window W.  If not  /* Return the current height of the header line of window W.  If not
940     known from current_header_line_height, look at W's current glyph     known from current_header_line_height, look at W's current glyph
941     matrix, or return an estimation based on the height of the font of     matrix, or return an estimation based on the height of the font of
942     the face `header-line'.  */     the face `header-line'.  */
# Line 954  extern struct glyph_row scratch_glyph_ro Line 954  extern struct glyph_row scratch_glyph_ro
954  #define DESIRED_MODE_LINE_HEIGHT(W) \  #define DESIRED_MODE_LINE_HEIGHT(W) \
955       MATRIX_MODE_LINE_HEIGHT ((W)->desired_matrix)       MATRIX_MODE_LINE_HEIGHT ((W)->desired_matrix)
956    
957  /* Return the height of the desired top line of window W.  */  /* Return the height of the desired header line of window W.  */
958    
959  #define DESIRED_HEADER_LINE_HEIGHT(W) \  #define DESIRED_HEADER_LINE_HEIGHT(W) \
960       MATRIX_HEADER_LINE_HEIGHT ((W)->desired_matrix)       MATRIX_HEADER_LINE_HEIGHT ((W)->desired_matrix)
# Line 990  extern struct glyph_row scratch_glyph_ro Line 990  extern struct glyph_row scratch_glyph_ro
990        ? CURRENT_MODE_LINE_HEIGHT (W)            \        ? CURRENT_MODE_LINE_HEIGHT (W)            \
991        : 0)        : 0)
992    
993  /* Height in pixels of the top line.  Zero if W doesn't have a top  /* Height in pixels of the header line.  Zero if W doesn't have a header
994     line.  */     line.  */
995            
996  #define WINDOW_DISPLAY_HEADER_LINE_HEIGHT(W)    \  #define WINDOW_DISPLAY_HEADER_LINE_HEIGHT(W)    \
# Line 1004  extern struct glyph_row scratch_glyph_ro Line 1004  extern struct glyph_row scratch_glyph_ro
1004       (WINDOW_DISPLAY_PIXEL_HEIGHT ((W))         \       (WINDOW_DISPLAY_PIXEL_HEIGHT ((W))         \
1005        - WINDOW_DISPLAY_MODE_LINE_HEIGHT ((W)))        - WINDOW_DISPLAY_MODE_LINE_HEIGHT ((W)))
1006    
1007  /* Pixel height of window W without mode and top line.  */  /* Pixel height of window W without mode and header line.  */
1008            
1009  #define WINDOW_DISPLAY_TEXT_HEIGHT(W)           \  #define WINDOW_DISPLAY_TEXT_HEIGHT(W)           \
1010       (WINDOW_DISPLAY_PIXEL_HEIGHT ((W))         \       (WINDOW_DISPLAY_PIXEL_HEIGHT ((W))         \
# Line 1053  extern struct glyph_row scratch_glyph_ro Line 1053  extern struct glyph_row scratch_glyph_ro
1053  #define FRAME_TO_WINDOW_PIXEL_X(W, X) \  #define FRAME_TO_WINDOW_PIXEL_X(W, X) \
1054       ((X) - WINDOW_DISPLAY_LEFT_EDGE_PIXEL_X ((W)))       ((X) - WINDOW_DISPLAY_LEFT_EDGE_PIXEL_X ((W)))
1055    
1056  /* Convert frame relative pixel X to window relative pixel Y.  */  /* Convert frame relative pixel Y to window relative pixel Y.  */
1057            
1058  #define FRAME_TO_WINDOW_PIXEL_Y(W, Y) \  #define FRAME_TO_WINDOW_PIXEL_Y(W, Y) \
1059       ((Y) - WINDOW_DISPLAY_TOP_EDGE_PIXEL_Y ((W)))       ((Y) - WINDOW_DISPLAY_TOP_EDGE_PIXEL_Y ((W)))
# Line 1109  extern struct glyph_row scratch_glyph_ro Line 1109  extern struct glyph_row scratch_glyph_ro
1109           ? WINDOW_DISPLAY_LEFT_AREA_PIXEL_WIDTH ((W))   \           ? WINDOW_DISPLAY_LEFT_AREA_PIXEL_WIDTH ((W))   \
1110           : WINDOW_DISPLAY_RIGHT_AREA_PIXEL_WIDTH ((W))))           : WINDOW_DISPLAY_RIGHT_AREA_PIXEL_WIDTH ((W))))
1111            
1112  /* Value is non-zero if window W has a mode line.  */  /* Value is non-zero if window W wants a mode line.  */
1113    
1114  #define WINDOW_WANTS_MODELINE_P(W)                                      \  #define WINDOW_WANTS_MODELINE_P(W)                                      \
1115       (!MINI_WINDOW_P (W)                                                \       (!MINI_WINDOW_P (W)                                                \
# Line 1118  extern struct glyph_row scratch_glyph_ro Line 1118  extern struct glyph_row scratch_glyph_ro
1118        && BUFFERP ((W)->buffer)                                          \        && BUFFERP ((W)->buffer)                                          \
1119        && !NILP (XBUFFER ((W)->buffer)->mode_line_format))        && !NILP (XBUFFER ((W)->buffer)->mode_line_format))
1120    
1121  /* Value is non-zero if window W wants a top line.  */  /* Value is non-zero if window W wants a header line.  */
1122    
1123  #define WINDOW_WANTS_HEADER_LINE_P(W)                                   \  #define WINDOW_WANTS_HEADER_LINE_P(W)                                   \
1124       (!MINI_WINDOW_P (W)                                                \       (!MINI_WINDOW_P (W)                                                \
# Line 1249  struct face Line 1249  struct face
1249    /* Non-zero means characters in this face have a box that thickness    /* Non-zero means characters in this face have a box that thickness
1250       around them.  If it is negative, the absolute value indicates the       around them.  If it is negative, the absolute value indicates the
1251       thickness, and the horizontal lines of box (top and bottom) are       thickness, and the horizontal lines of box (top and bottom) are
1252       drawn inside of characters glyph area.  The vartical lines of box       drawn inside of characters glyph area.  The vertical lines of box
1253       (left and right) are drawn as the same way as the case that this       (left and right) are drawn as the same way as the case that this
1254       value is positive.  */       value is positive.  */
1255    int box_line_width;    int box_line_width;
# Line 1297  struct face Line 1297  struct face
1297    unsigned underline_defaulted_p : 1;    unsigned underline_defaulted_p : 1;
1298    
1299    /* 1 means that either no color is specified for the corresponding    /* 1 means that either no color is specified for the corresponding
1300       attribute or that the the specified color couldn't be loaded.       attribute or that the specified color couldn't be loaded.
1301       Use the foreground color when drawing in that case. */       Use the foreground color when drawing in that case. */
1302    unsigned overline_color_defaulted_p : 1;    unsigned overline_color_defaulted_p : 1;
1303    unsigned strike_through_color_defaulted_p : 1;    unsigned strike_through_color_defaulted_p : 1;
# Line 1335  struct face Line 1335  struct face
1335    
1336  #define FACE_TTY_DEFAULT_FG_COLOR ((unsigned long) -2)  #define FACE_TTY_DEFAULT_FG_COLOR ((unsigned long) -2)
1337    
1338  /* Color index indicating that face uses an unsigned background color.  */  /* Color index indicating that face uses an unknown background color.  */
1339    
1340  #define FACE_TTY_DEFAULT_BG_COLOR ((unsigned long) -3)  #define FACE_TTY_DEFAULT_BG_COLOR ((unsigned long) -3)
1341    
# Line 1588  struct it Line 1588  struct it
1588    Lisp_Object *dpvec, *dpend;    Lisp_Object *dpvec, *dpend;
1589    
1590    /* Length in bytes of the char that filled dpvec.  A value of zero    /* Length in bytes of the char that filled dpvec.  A value of zero
1591       means that no character such character is involved.  */       means that no such character is involved.  */
1592    int dpvec_char_len;    int dpvec_char_len;
1593    
1594    /* Face id of the iterator saved in case a glyph from dpvec contains    /* Face id of the iterator saved in case a glyph from dpvec contains
# Line 1751  struct it Line 1751  struct it
1751    int last_visible_y;    int last_visible_y;
1752    
1753    /* Additional space in pixels between lines (for window systems    /* Additional space in pixels between lines (for window systems
1754       only.).  */       only.)  */
1755    int extra_line_spacing;    int extra_line_spacing;
1756    
1757    /* If non-null, glyphs are produced in glyph_row with each call to    /* If non-null, glyphs are produced in glyph_row with each call to
# Line 1901  struct redisplay_interface Line 1901  struct redisplay_interface
1901       redisplay.  CURSOR_ON_P non-zero means switch cursor on.       redisplay.  CURSOR_ON_P non-zero means switch cursor on.
1902       MOUSE_FACE_OVERWRITTEN_P non-zero means that some lines in W       MOUSE_FACE_OVERWRITTEN_P non-zero means that some lines in W
1903       that contained glyphs in mouse-face were overwritten, so we       that contained glyphs in mouse-face were overwritten, so we
1904       have to update the mouse hightlight.  */       have to update the mouse highlight.  */
1905    void (*update_window_end_hook) P_ ((struct window *w, int cursor_on_p,    void (*update_window_end_hook) P_ ((struct window *w, int cursor_on_p,
1906                                        int mouse_face_overwritten_p));                                        int mouse_face_overwritten_p));
1907        
# Line 1949  extern int (* estimate_mode_line_height_ Line 1949  extern int (* estimate_mode_line_height_
1949  struct image;  struct image;
1950    
1951    
1952  /* Each image format (JPEG, IIFF, ...) supported is described by  /* Each image format (JPEG, TIFF, ...) supported is described by
1953     a structure of the type below.  */     a structure of the type below.  */
1954    
1955  struct image_type  struct image_type
# Line 2015  struct image Line 2015  struct image
2015  #define DEFAULT_IMAGE_HEIGHT 30  #define DEFAULT_IMAGE_HEIGHT 30
2016    
2017    /* Percent of image height used as ascent.  A value of    /* Percent of image height used as ascent.  A value of
2018       CENTERED_IMAGE_ASCENT means draw center the image centered on the       CENTERED_IMAGE_ASCENT means draw the image centered on the
2019       line.  */       line.  */
2020    int ascent;    int ascent;
2021  #define DEFAULT_IMAGE_ASCENT 50  #define DEFAULT_IMAGE_ASCENT 50

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