From: Alan Third <alan@idiocy.org>
Date: Sun, 17 Oct 2021 18:30:59 +0000 (+0100)
Subject: Fix inset rectangle corners when sides aren't drawn (bug#51251)
X-Git-Tag: emacs-28.0.90~243
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=91d71b38a3;p=emacs.git

Fix inset rectangle corners when sides aren't drawn (bug#51251)

* src/nsterm.m (ns_draw_relief): Make the inner rectangle line up with
the outer rectangle's edges where the edges aren't drawn.
---

diff --git a/src/nsterm.m b/src/nsterm.m
index c6f80f80350..aa29c13eb22 100644
--- a/src/nsterm.m
+++ b/src/nsterm.m
@@ -3512,7 +3512,12 @@ ns_draw_relief (NSRect outer, int hthickness, int vthickness, char raised_p,
     }
 
   /* Calculate the inner rectangle.  */
-  inner = NSInsetRect (outer, hthickness, vthickness);
+  inner = NSMakeRect (NSMinX (outer) + (left_p ? hthickness : 0),
+                      NSMinY (outer) + (top_p ? vthickness : 0),
+                      NSWidth (outer) - (left_p ? hthickness : 0)
+                                      - (right_p ? hthickness : 0),
+                      NSHeight (outer) - (top_p ? vthickness : 0)
+                                       - (bottom_p ? vthickness : 0));
 
   [(raised_p ? lightCol : darkCol) set];