Differential D2818 Diff 8174 src/qt/trafficgraphwidget.cpp

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src/qt/trafficgraphwidget.cpp

// Copyright (c) 2011-2015 The Bitcoin Core developers		// Copyright (c) 2011-2015 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying		// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.		// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#include "trafficgraphwidget.h"		#include "trafficgraphwidget.h"
#include "clientmodel.h"		#include "clientmodel.h"
		#include "interfaces/node.h"

#include <QColor>		#include <QColor>
#include <QPainter>		#include <QPainter>
#include <QTimer>		#include <QTimer>

#include <cmath>		#include <cmath>

#define DESIRED_SAMPLES 800		#define DESIRED_SAMPLES 800

#define XMARGIN 10		#define XMARGIN 10
#define YMARGIN 10		#define YMARGIN 10

TrafficGraphWidget::TrafficGraphWidget(QWidget *parent)		TrafficGraphWidget::TrafficGraphWidget(QWidget *parent)
: QWidget(parent), timer(0), fMax(0.0f), nMins(0), vSamplesIn(),		: QWidget(parent), timer(0), fMax(0.0f), nMins(0), vSamplesIn(),
vSamplesOut(), nLastBytesIn(0), nLastBytesOut(0), clientModel(0) {		vSamplesOut(), nLastBytesIn(0), nLastBytesOut(0), clientModel(0) {
timer = new QTimer(this);		timer = new QTimer(this);
connect(timer, SIGNAL(timeout()), SLOT(updateRates()));		connect(timer, SIGNAL(timeout()), SLOT(updateRates()));
}		}

void TrafficGraphWidget::setClientModel(ClientModel *model) {		void TrafficGraphWidget::setClientModel(ClientModel *model) {
clientModel = model;		clientModel = model;
if (model) {		if (model) {
nLastBytesIn = model->getTotalBytesRecv();		nLastBytesIn = model->node().getTotalBytesRecv();
nLastBytesOut = model->getTotalBytesSent();		nLastBytesOut = model->node().getTotalBytesSent();
}		}
}		}

int TrafficGraphWidget::getGraphRangeMins() const {		int TrafficGraphWidget::getGraphRangeMins() const {
return nMins;		return nMins;
}		}

void TrafficGraphWidget::paintPath(QPainterPath &path, QQueue<float> &samples) {		void TrafficGraphWidget::paintPath(QPainterPath &path, QQueue<float> &samples) {
▲ Show 20 Lines • Show All 67 Lines • ▼ Show 20 Lines	if (!vSamplesOut.empty()) {
painter.setPen(Qt::red);		painter.setPen(Qt::red);
painter.drawPath(p);		painter.drawPath(p);
}		}
}		}

void TrafficGraphWidget::updateRates() {		void TrafficGraphWidget::updateRates() {
if (!clientModel) return;		if (!clientModel) return;

quint64 bytesIn = clientModel->getTotalBytesRecv(),		quint64 bytesIn = clientModel->node().getTotalBytesRecv(),
bytesOut = clientModel->getTotalBytesSent();		bytesOut = clientModel->node().getTotalBytesSent();
float inRate =		float inRate =
(bytesIn - nLastBytesIn) / 1024.0f * 1000 / timer->interval();		(bytesIn - nLastBytesIn) / 1024.0f * 1000 / timer->interval();
float outRate =		float outRate =
(bytesOut - nLastBytesOut) / 1024.0f * 1000 / timer->interval();		(bytesOut - nLastBytesOut) / 1024.0f * 1000 / timer->interval();
vSamplesIn.push_front(inRate);		vSamplesIn.push_front(inRate);
vSamplesOut.push_front(outRate);		vSamplesOut.push_front(outRate);
nLastBytesIn = bytesIn;		nLastBytesIn = bytesIn;
nLastBytesOut = bytesOut;		nLastBytesOut = bytesOut;
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void TrafficGraphWidget::clear() {		void TrafficGraphWidget::clear() {
timer->stop();		timer->stop();

vSamplesOut.clear();		vSamplesOut.clear();
vSamplesIn.clear();		vSamplesIn.clear();
fMax = 0.0f;		fMax = 0.0f;

if (clientModel) {		if (clientModel) {
nLastBytesIn = clientModel->getTotalBytesRecv();		nLastBytesIn = clientModel->node().getTotalBytesRecv();
nLastBytesOut = clientModel->getTotalBytesSent();		nLastBytesOut = clientModel->node().getTotalBytesSent();
}		}
timer->start();		timer->start();
}		}