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(x_fill_stretch_glyph_string): Consume runs of stretch

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glyphs instead of a single one.
(BUILD_STRETCH_GLYPH_STRING): Call x_fill_stretch_glyph_string
with new argument list.
(x_set_glyph_string_gc): Make sure the face's GC is valid.
This commit is contained in:
Gerd Moellmann 2000-07-10 20:32:14 +00:00
parent ef12165928
commit 209f68d91b
1 changed files with 47 additions and 13 deletions
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60
src/xterm.c
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@ -2488,6 +2488,9 @@ static void x_draw_box_rect P_ ((struct glyph_string *, int, int, int, int,
int, int, int, XRectangle *));
static void x_fix_overlapping_area P_ ((struct window *, struct glyph_row *,
enum glyph_row_area));
static int x_fill_stretch_glyph_string P_ ((struct glyph_string *,
struct glyph_row *,
enum glyph_row_area, int, int));
#if GLYPH_DEBUG
static void x_check_font P_ ((struct frame *, XFontStruct *));
@ -2661,7 +2664,6 @@ x_set_mode_line_face_gc (s)
struct glyph_string *s;
{
s->gc = s->face->gc;
xassert (s->gc != 0);
}
@ -2673,6 +2675,8 @@ static INLINE void
x_set_glyph_string_gc (s)
struct glyph_string *s;
{
PREPARE_FACE_FOR_DISPLAY (s->f, s->face);
if (s->hl == DRAW_NORMAL_TEXT)
{
s->gc = s->face->gc;
@ -4134,11 +4138,12 @@ static int x_fill_composite_glyph_string P_ ((struct glyph_string *,
struct face **, int));
/* Load glyph string S with a composition components specified by S->cmp.
/* Fill glyph string S with composition components specified by S->cmp.
FACES is an array of faces for all components of this composition.
S->gidx is the index of the first component for S.
OVERLAPS_P non-zero means S should draw the foreground only, and
use its lines physical height for clipping.
use its physical height for clipping.
Value is the index of a component not in S. */
@ -4192,11 +4197,12 @@ x_fill_composite_glyph_string (s, faces, overlaps_p)
}
/* Load glyph string S with a sequence characters.
/* Fill glyph string S from a sequence of character glyphs.
FACE_ID is the face id of the string. START is the index of the
first glyph to consider, END is the index of the last + 1.
OVERLAPS_P non-zero means S should draw the foreground only, and
use its lines physical height for clipping.
use its physical height for clipping.
Value is the index of the first glyph not in S. */
@ -4279,19 +4285,48 @@ x_fill_image_glyph_string (s)
}
/* Fill glyph string S from stretch glyph S->first_glyph. */
/* Fill glyph string S from a sequence of stretch glyphs.
static void
x_fill_stretch_glyph_string (s)
ROW is the glyph row in which the glyphs are found, AREA is the
area within the row. START is the index of the first glyph to
consider, END is the index of the last + 1.
Value is the index of the first glyph not in S. */
static int
x_fill_stretch_glyph_string (s, row, area, start, end)
struct glyph_string *s;
struct glyph_row *row;
enum glyph_row_area area;
int start, end;
{
struct glyph *glyph, *last;
int voffset, face_id;
xassert (s->first_glyph->type == STRETCH_GLYPH);
s->face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
glyph = s->row->glyphs[s->area] + start;
last = s->row->glyphs[s->area] + end;
face_id = glyph->face_id;
s->face = FACE_FROM_ID (s->f, face_id);
s->font = s->face->font;
s->width = s->first_glyph->pixel_width;
s->font_info = FONT_INFO_FROM_ID (s->f, s->face->font_info_id);
s->width = glyph->pixel_width;
voffset = glyph->voffset;
for (++glyph;
(glyph < last
&& glyph->type == STRETCH_GLYPH
&& glyph->voffset == voffset
&& glyph->face_id == face_id);
++glyph)
s->width += glyph->pixel_width;
/* Adjust base line for subscript/superscript text. */
s->ybase += s->first_glyph->voffset;
s->ybase += voffset;
xassert (s->face && s->face->gc);
return glyph - s->row->glyphs[s->area];
}
@ -4380,9 +4415,8 @@ x_set_glyph_string_background_width (s, start, last_x)
{ \
s = (struct glyph_string *) alloca (sizeof *s); \
x_init_glyph_string (s, NULL, W, ROW, AREA, START, HL); \
x_fill_stretch_glyph_string (s); \
START = x_fill_stretch_glyph_string (s, ROW, AREA, START, END); \
x_append_glyph_string (&HEAD, &TAIL, s); \
++START; \
s->x = (X); \
} \
while (0)