[pango/line-underline] layout: Handle new underline value

[Matthias Clasen <matthiasc src gnome org>]

commit 2261fb902dfe4a0dc71747ab76a7d71beb43e901
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Aug 20 01:18:32 2019 +0200

    layout: Handle new underline value

 pango/pango-layout.c | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/pango/pango-layout.c b/pango/pango-layout.c
index 0ac3a8cd..d5f823ff 100644
--- a/pango/pango-layout.c
+++ b/pango/pango-layout.c
@@ -4962,6 +4962,10 @@ pango_layout_run_get_extents_and_height (PangoLayoutRun *run,
        case PANGO_UNDERLINE_LOW:
          run_ink->height += 2 * underline_thickness;
          break;
+       case PANGO_UNDERLINE_OVER_LINE:
+         run_ink->y -= underline_thickness - underline_position;
+         run_ink->height += underline_thickness - underline_position;
+         break;
        case PANGO_UNDERLINE_NONE:
          break;
        default: