From 045cf6cc65a2a1fd27bf939791c803d882b8dfc0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20K=C3=A4berich?= <j.kaeberich@gmx.de>
Date: Thu, 16 Feb 2023 00:01:13 +0100
Subject: [PATCH] Catch midnight rollover and reschedule replot timer

---
 Software/PC_Application/LibreVNA-GUI/Traces/traceplot.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Software/PC_Application/LibreVNA-GUI/Traces/traceplot.cpp b/Software/PC_Application/LibreVNA-GUI/Traces/traceplot.cpp
index 231db7a..bf5ef68 100644
--- a/Software/PC_Application/LibreVNA-GUI/Traces/traceplot.cpp
+++ b/Software/PC_Application/LibreVNA-GUI/Traces/traceplot.cpp
@@ -571,7 +571,8 @@ void TracePlot::traceDeleted(Trace *t)
 void TracePlot::triggerReplot()
 {
     auto now = QTime::currentTime();
-    if (lastUpdate.msecsTo(now) >= MinUpdateInterval) {
+    if (lastUpdate.msecsTo(now) >= MinUpdateInterval // last update was a sufficiently long time ago
+            || lastUpdate.msecsTo(now) < 0) { // or the time rolled over at midnight
         lastUpdate = now;
         replot();
     } else {