From f7a19ef774ef92ce348215593e3590a750c345e1 Mon Sep 17 00:00:00 2001
From: Shashwat <shaavan.github@gmail.com>
Date: Wed, 12 Jan 2022 19:06:28 +0530
Subject: qt,refactor: Use std::chrono in TrafficGraphWidget class

---
 src/qt/trafficgraphwidget.cpp | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

(limited to 'src/qt/trafficgraphwidget.cpp')

diff --git a/src/qt/trafficgraphwidget.cpp b/src/qt/trafficgraphwidget.cpp
index ac103e9dc3..aebd44d5f7 100644
--- a/src/qt/trafficgraphwidget.cpp
+++ b/src/qt/trafficgraphwidget.cpp
@@ -11,6 +11,7 @@
 #include <QColor>
 #include <QTimer>
 
+#include <chrono>
 #include <cmath>
 
 #define DESIRED_SAMPLES         800
@@ -22,7 +23,6 @@ TrafficGraphWidget::TrafficGraphWidget(QWidget *parent) :
     QWidget(parent),
     timer(nullptr),
     fMax(0.0f),
-    nMins(0),
     vSamplesIn(),
     vSamplesOut(),
     nLastBytesIn(0),
@@ -42,10 +42,7 @@ void TrafficGraphWidget::setClientModel(ClientModel *model)
     }
 }
 
-int TrafficGraphWidget::getGraphRangeMins() const
-{
-    return nMins;
-}
+std::chrono::minutes TrafficGraphWidget::getGraphRange() const { return m_range; }
 
 void TrafficGraphWidget::paintPath(QPainterPath &path, QQueue<float> &samples)
 {
@@ -153,12 +150,12 @@ void TrafficGraphWidget::updateRates()
     update();
 }
 
-void TrafficGraphWidget::setGraphRangeMins(int mins)
+void TrafficGraphWidget::setGraphRange(std::chrono::minutes new_range)
 {
-    nMins = mins;
-    int msecsPerSample = nMins * 60 * 1000 / DESIRED_SAMPLES;
+    m_range = new_range;
+    const auto msecs_per_sample{std::chrono::duration_cast<std::chrono::milliseconds>(m_range) / DESIRED_SAMPLES};
     timer->stop();
-    timer->setInterval(msecsPerSample);
+    timer->setInterval(msecs_per_sample);
 
     clear();
 }
-- 
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