static int intern_computed_face ( /* FRAME_PTR, struct face * */ );
static void ensure_face_ready ( /* FRAME_PTR, int id */ );
void recompute_basic_faces ( /* FRAME_PTR f */ );
+static void merge_face_list ( /* FRAME_PTR, struct face *, Lisp_Object */ );
+
+extern Lisp_Object Qforeground_color, Qbackground_color;
\f
/* Allocating, copying, and comparing struct faces. */
the time this function can take.
If MOUSE is nonzero, use the character's mouse-face, not its face. */
-
int
compute_char_face (f, w, pos, region_beg, region_end, endptr, limit, mouse)
struct frame *f;
compute_base_face (f, &face);
- if (CONSP (prop))
- {
- /* We have a list of faces, merge them in reverse order */
- Lisp_Object length = Flength (prop);
- int len = XINT (length);
- Lisp_Object *faces;
-
- /* Put them into an array */
- faces = (Lisp_Object *) alloca (len * sizeof (Lisp_Object));
- for (j = 0; j < len; j++)
- {
- faces[j] = Fcar (prop);
- prop = Fcdr (prop);
- }
- /* So that we can merge them in the reverse order */
- for (j = len - 1; j >= 0; j--)
- {
- facecode = face_name_id_number (f, faces[j]);
- if (facecode >= 0 && facecode < FRAME_N_PARAM_FACES (f)
- && FRAME_PARAM_FACES (f) [facecode] != 0)
- merge_faces (FRAME_PARAM_FACES (f) [facecode], &face);
- }
- }
- else if (!NILP (prop))
- {
- facecode = face_name_id_number (f, prop);
- if (facecode >= 0 && facecode < FRAME_N_PARAM_FACES (f)
- && FRAME_PARAM_FACES (f) [facecode] != 0)
- merge_faces (FRAME_PARAM_FACES (f) [facecode], &face);
- }
+ merge_face_list (f, &face, prop);
noverlays = sort_overlays (overlay_vec, noverlays, w);
/* Now merge the overlay data in that order. */
for (i = 0; i < noverlays; i++)
{
- prop = Foverlay_get (overlay_vec[i], propname);
- if (CONSP (prop))
- {
- /* We have a list of faces, merge them in reverse order */
- Lisp_Object length = Flength (prop);
- int len = XINT (length);
- Lisp_Object *faces;
- int i;
-
- /* Put them into an array */
- faces = (Lisp_Object *) alloca (len * sizeof (Lisp_Object));
- for (j = 0; j < len; j++)
- {
- faces[j] = Fcar (prop);
- prop = Fcdr (prop);
- }
- /* So that we can merge them in the reverse order */
- for (j = len - 1; j >= 0; j--)
- {
- facecode = face_name_id_number (f, faces[j]);
- if (facecode >= 0 && facecode < FRAME_N_PARAM_FACES (f)
- && FRAME_PARAM_FACES (f) [facecode] != 0)
- merge_faces (FRAME_PARAM_FACES (f) [facecode], &face);
- }
- }
- else if (!NILP (prop))
- {
- Lisp_Object oend;
- int oendpos;
+ Lisp_Object oend;
+ int oendpos;
- facecode = face_name_id_number (f, prop);
- if (facecode >= 0 && facecode < FRAME_N_PARAM_FACES (f)
- && FRAME_PARAM_FACES (f) [facecode] != 0)
- merge_faces (FRAME_PARAM_FACES (f)[facecode], &face);
+ prop = Foverlay_get (overlay_vec[i], propname);
+ merge_face_list (f, &face, prop);
- oend = OVERLAY_END (overlay_vec[i]);
- oendpos = OVERLAY_POSITION (oend);
- if (oendpos < endpos)
- endpos = oendpos;
- }
+ oend = OVERLAY_END (overlay_vec[i]);
+ oendpos = OVERLAY_POSITION (oend);
+ if (oendpos < endpos)
+ endpos = oendpos;
}
if (pos >= region_beg && pos < region_end)
return intern_computed_face (f, &face);
}
+
+static void
+merge_face_list (f, face, prop)
+ FRAME_PTR f;
+ struct face *face;
+ Lisp_Object prop;
+{
+ Lisp_Object length;
+ int len;
+ Lisp_Object *faces;
+ int j;
+
+ if (CONSP (prop)
+ && ! STRINGP (XCONS (prop)->cdr))
+ {
+ /* We have a list of faces, merge them in reverse order. */
+
+ length = Fsafe_length (prop);
+ len = XFASTINT (length);
+
+ /* Put them into an array. */
+ faces = (Lisp_Object *) alloca (len * sizeof (Lisp_Object));
+ for (j = 0; j < len; j++)
+ {
+ faces[j] = Fcar (prop);
+ prop = Fcdr (prop);
+ }
+ /* So that we can merge them in the reverse order. */
+ }
+ else
+ {
+ faces = (Lisp_Object *) alloca (sizeof (Lisp_Object));
+ faces[0] = prop;
+ len = 1;
+ }
+
+ for (j = len - 1; j >= 0; j--)
+ {
+ if (CONSP (faces[j]))
+ {
+ if (EQ (XCONS (faces[j])->car, Qbackground_color))
+ face->background = load_color (f, XCONS (faces[j])->cdr);
+ if (EQ (XCONS (faces[j])->car, Qforeground_color))
+ face->foreground = load_color (f, XCONS (faces[j])->cdr);
+ }
+ else
+ {
+ int facecode = face_name_id_number (f, faces[j]);
+ if (facecode >= 0 && facecode < FRAME_N_PARAM_FACES (f)
+ && FRAME_PARAM_FACES (f) [facecode] != 0)
+ merge_faces (FRAME_PARAM_FACES (f) [facecode], face);
+ }
+ }
+}
+
\f
/* Recompute the GC's for the default and modeline faces.
We call this after changing frame parameters on which those GC's