From c6e6d0b3df9cea1c0a0cc76cef9699d6d74f8bb7 Mon Sep 17 00:00:00 2001
From: Bastien Bouclet
Date: Sat, 5 Aug 2017 14:10:47 +0200
Subject: MOHAWK: Riven: Ensure the entire view is drawn when pan transitions
 complete

Fixes #10063.
---
 engines/mohawk/riven_graphics.cpp | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

(limited to 'engines/mohawk')

diff --git a/engines/mohawk/riven_graphics.cpp b/engines/mohawk/riven_graphics.cpp
index 86b70d37ee..b9d82fbd39 100644
--- a/engines/mohawk/riven_graphics.cpp
+++ b/engines/mohawk/riven_graphics.cpp
@@ -198,12 +198,15 @@ public:
 			return false;
 		}
 
-		Common::Rect oldArea = Common::Rect(
-				newArea.right != _rect.right ? _rect.left + newArea.width() : _rect.left,
-				newArea.bottom != _rect.bottom ? _rect.top + newArea.height() : _rect.top,
-				newArea.left != _rect.left ? _rect.right - newArea.width() : _rect.right,
-				newArea.top != _rect.top ? _rect.bottom - newArea.height() : _rect.bottom
-		);
+		Common::Rect oldArea;
+		if (newArea != _rect) {
+			oldArea = Common::Rect(
+					newArea.right != _rect.right ? _rect.left + newArea.width() : _rect.left,
+					newArea.bottom != _rect.bottom ? _rect.top + newArea.height() : _rect.top,
+					newArea.left != _rect.left ? _rect.right - newArea.width() : _rect.right,
+					newArea.top != _rect.top ? _rect.bottom - newArea.height() : _rect.bottom
+			);
+		}
 
 		int oldX = newArea.left != _rect.left ? _rect.left + newArea.width() : _rect.left;
 		int oldY = newArea.top != _rect.top ? _rect.top + newArea.height() : _rect.top;
-- 
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