Commit daa0e79b authored by Kim F. Storm's avatar Kim F. Storm
Browse files

(overline_margin): New variable.

(x_produce_glyphs): Use it.
(syms_of_xdisp): DEFVAR_INT it.
parent fab45703
......@@ -710,6 +710,10 @@ Lisp_Object Vresize_mini_windows;
 
struct buffer *displayed_buffer;
 
/* Space between overline and text. */
EMACS_INT overline_margin;
/* Value returned from text property handlers (see below). */
 
enum prop_handled
......@@ -20357,7 +20361,7 @@ x_produce_glyphs (it)
/* If face has an overline, add the height of the overline
(1 pixel) and a 1 pixel margin to the character height. */
if (face->overline_p)
it->ascent += 2;
it->ascent += overline_margin;
 
if (it->constrain_row_ascent_descent_p)
{
......@@ -20559,7 +20563,7 @@ x_produce_glyphs (it)
/* If face has an overline, add the height of the overline
(1 pixel) and a 1 pixel margin to the character height. */
if (face->overline_p)
it->ascent += 2;
it->ascent += overline_margin;
 
take_vertical_position_into_account (it);
 
......@@ -20834,7 +20838,7 @@ x_produce_glyphs (it)
/* If face has an overline, add the height of the overline
(1 pixel) and a 1 pixel margin to the character height. */
if (face->overline_p)
it->ascent += 2;
it->ascent += overline_margin;
 
take_vertical_position_into_account (it);
 
......@@ -24110,6 +24114,12 @@ whose contents depend on various data. */);
doc: /* Inhibit try_cursor_movement display optimization. */);
inhibit_try_cursor_movement = 0;
#endif /* GLYPH_DEBUG */
DEFVAR_INT ("overline-margin", &overline_margin,
doc: /* *Space between overline and text, in pixels.
The default value is 2: the height of the overline (1 pixel) plus 1 pixel
margin to the caracter height. */);
overline_margin = 2;
}
 
 
......
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