diff options
| author | Po Lu <luangruo@yahoo.com> | 2023-08-08 09:01:59 +0800 |
|---|---|---|
| committer | Po Lu <luangruo@yahoo.com> | 2023-08-08 09:02:10 +0800 |
| commit | f4acae842c02525c41b0e077482206658b14624d (patch) | |
| tree | 2e72c48900a6aa0fec3a8e0e0fb10699a0840d07 | |
| parent | e1874c4e8bff165abc5c2e842b4381b65da67ebb (diff) | |
| download | emacs-f4acae842c0.tar.gz | |
Fix bug#65042
* src/pgtkterm.c (fill_background_by_face): Respect the frame's
background alpha property.
| -rw-r--r-- | src/pgtkterm.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/src/pgtkterm.c b/src/pgtkterm.c index f4b05ef9903..e767e15cc07 100644 --- a/src/pgtkterm.c +++ b/src/pgtkterm.c @@ -1328,14 +1328,17 @@ fill_background_by_face (struct frame *f, struct face *face, int x, int y, int width, int height) { cairo_t *cr = pgtk_begin_cr_clip (f); + double r, g, b, a; + cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE); cairo_rectangle (cr, x, y, width, height); cairo_clip (cr); - double r = ((face->background >> 16) & 0xff) / 255.0; - double g = ((face->background >> 8) & 0xff) / 255.0; - double b = ((face->background >> 0) & 0xff) / 255.0; - cairo_set_source_rgb (cr, r, g, b); + r = ((face->background >> 16) & 0xff) / 255.0; + g = ((face->background >> 8) & 0xff) / 255.0; + b = ((face->background >> 0) & 0xff) / 255.0; + a = f->alpha_background; + cairo_set_source_rgba (cr, r, g, b, a); cairo_paint (cr); if (face->stipple != 0) @@ -1343,10 +1346,10 @@ fill_background_by_face (struct frame *f, struct face *face, int x, int y, cairo_pattern_t *mask = FRAME_DISPLAY_INFO (f)->bitmaps[face->stipple - 1].pattern; - double r = ((face->foreground >> 16) & 0xff) / 255.0; - double g = ((face->foreground >> 8) & 0xff) / 255.0; - double b = ((face->foreground >> 0) & 0xff) / 255.0; - cairo_set_source_rgb (cr, r, g, b); + r = ((face->foreground >> 16) & 0xff) / 255.0; + g = ((face->foreground >> 8) & 0xff) / 255.0; + b = ((face->foreground >> 0) & 0xff) / 255.0; + cairo_set_source_rgba (cr, r, g, b, a); cairo_mask (cr, mask); } |