From b03bd80ecc72e7528036020d9d7432ea70a83c66 Mon Sep 17 00:00:00 2001
From: Bertrand Songis <bsongis@gmail.com>
Date: Thu, 2 Apr 2020 21:52:35 +0200
Subject: [PATCH] Refresh issue

---
 radio/src/thirdparty/libopenui/src/mainwindow.cpp | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/radio/src/thirdparty/libopenui/src/mainwindow.cpp b/radio/src/thirdparty/libopenui/src/mainwindow.cpp
index 2a93d2534..38840e464 100644
--- a/radio/src/thirdparty/libopenui/src/mainwindow.cpp
+++ b/radio/src/thirdparty/libopenui/src/mainwindow.cpp
@@ -82,10 +82,10 @@ void MainWindow::checkEvents()
 void MainWindow::invalidate(const rect_t & rect)
 {
   if (invalidatedRect.w) {
-    coord_t left = min(invalidatedRect.left(), rect.left());
-    coord_t right = max(invalidatedRect.right(), rect.right());
-    coord_t top = min(invalidatedRect.top(), rect.top());
-    coord_t bottom = max(invalidatedRect.bottom(), rect.bottom());
+    auto left = limit<coord_t>(0, rect.left(), invalidatedRect.left());
+    auto right = limit<coord_t>(invalidatedRect.right(), rect.right(), LCD_W);
+    auto top = limit<coord_t>(0, rect.top(), invalidatedRect.top());
+    auto bottom = limit<coord_t>(rect.bottom(), invalidatedRect.bottom(), LCD_H);
     invalidatedRect = {left, top, right - left, bottom - top};
   }
   else {