swaybar, swaylock, & tree/container: Set cairo font options to render text and lines with subpixel hinting (if available).

1 files changed, 7 insertions, 1 deletions

diff --git a/sway/tree/container.c b/sway/tree/container.c
index 47687744..8dc22410 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -465,11 +465,17 @@ static void update_title_texture(struct sway_container *con,
         cairo_surface_t *surface = cairo_image_surface_create(
                         CAIRO_FORMAT_ARGB32, width, height);
         cairo_t *cairo = cairo_create(surface);
+        cairo_set_antialias(cairo, CAIRO_ANTIALIAS_BEST);
+        cairo_font_options_t *fo = cairo_font_options_create();
+        cairo_font_options_set_hint_style(fo, CAIRO_HINT_STYLE_FULL);
+        cairo_font_options_set_antialias(fo, CAIRO_ANTIALIAS_SUBPIXEL);
+        cairo_font_options_set_subpixel_order(fo, to_cairo_subpixel_order(output->wlr_output->subpixel));
+        cairo_set_font_options(cairo, fo);
+        cairo_font_options_destroy(fo);
         cairo_set_source_rgba(cairo, class->background[0], class->background[1],
                         class->background[2], class->background[3]);
         cairo_paint(cairo);
         PangoContext *pango = pango_cairo_create_context(cairo);
-        cairo_set_antialias(cairo, CAIRO_ANTIALIAS_BEST);
         cairo_set_source_rgba(cairo, class->text[0], class->text[1],
                         class->text[2], class->text[3]);
         cairo_move_to(cairo, 0, 0);