[gnome-builder/wip/gtk4-port] plugins/omni-gutter: add a little space between breakpoints

[Christian Hergert <chergert src gnome org>]

commit f32224753460a8104c7de8cdf8315cf6c6653f1c
Author: Christian Hergert <chergert redhat com>
Date:   Wed Apr 27 16:48:27 2022 -0700

    plugins/omni-gutter: add a little space between breakpoints

 src/plugins/omni-gutter/gbp-omni-gutter-renderer.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/src/plugins/omni-gutter/gbp-omni-gutter-renderer.c 
b/src/plugins/omni-gutter/gbp-omni-gutter-renderer.c
index f4d068c2c..475e75eed 100644
--- a/src/plugins/omni-gutter/gbp-omni-gutter-renderer.c
+++ b/src/plugins/omni-gutter/gbp-omni-gutter-renderer.c
@@ -56,6 +56,7 @@
 #define DELETE_WIDTH 5
 #define DELETE_HEIGHT 2
 #define BREAKPOINT_XPAD (CHANGE_WIDTH + 1)
+#define BREAKPOINT_YPAD 1
 #define BREAKPOINT_CORNER_RADIUS 5
 
 #define IS_BREAKPOINT(i)  ((i)->is_breakpoint || (i)->is_countpoint || (i)->is_watchpoint)
@@ -1020,7 +1021,7 @@ draw_breakpoint_bg (GbpOmniGutterRenderer *self,
         rgba.alpha *= 0.4;
     }
 
-  rounded_rect = GSK_ROUNDED_RECT_INIT (0, line_y, width - BREAKPOINT_XPAD, height);
+  rounded_rect = GSK_ROUNDED_RECT_INIT (0, line_y, width - BREAKPOINT_XPAD, height - BREAKPOINT_YPAD);
   rounded_rect.corner[1] = GRAPHENE_SIZE_INIT (BREAKPOINT_CORNER_RADIUS, BREAKPOINT_CORNER_RADIUS);
   rounded_rect.corner[2] = GRAPHENE_SIZE_INIT (BREAKPOINT_CORNER_RADIUS, BREAKPOINT_CORNER_RADIUS);