From 68423c40c52adbe6cf189003a6fe1fe7fab3f78d Mon Sep 17 00:00:00 2001
From: Peter Nelson <peter1138@openttd.org>
Date: Sat, 1 Oct 2022 22:47:57 +0100
Subject: [PATCH] Fix: Off-by-one in GetAlignedPosition().

---
 src/widget.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/widget.cpp b/src/widget.cpp
index 22097daf44..d1ff668b96 100644
--- a/src/widget.cpp
+++ b/src/widget.cpp
@@ -39,13 +39,13 @@ static inline Point GetAlignedPosition(const Rect &r, const Dimension &d, String
 	switch (align & SA_HOR_MASK) {
 		case SA_LEFT:       p.x = r.left; break;
 		case SA_HOR_CENTER: p.x = CenterBounds(r.left, r.right, d.width); break;
-		case SA_RIGHT:      p.x = r.right - d.width; break;
+		case SA_RIGHT:      p.x = r.right + 1 - d.width; break;
 		default: NOT_REACHED();
 	}
 	switch (align & SA_VERT_MASK) {
 		case SA_TOP:         p.y = r.top; break;
 		case SA_VERT_CENTER: p.y = CenterBounds(r.top, r.bottom, d.height); break;
-		case SA_BOTTOM:      p.y = r.bottom - d.height; break;
+		case SA_BOTTOM:      p.y = r.bottom + 1 - d.height; break;
 		default: NOT_REACHED();
 	}
 	return p;