UASInfoWidget.cc 5.97 KB
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/*=====================================================================

PIXHAWK Micro Air Vehicle Flying Robotics Toolkit

(c) 2009 PIXHAWK PROJECT  <http://pixhawk.ethz.ch>

This file is part of the PIXHAWK project

    PIXHAWK is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    PIXHAWK is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with PIXHAWK. If not, see <http://www.gnu.org/licenses/>.

======================================================================*/

/**
 * @file
 *   @brief Implementation of class UASInfoWidget
 *
 *   @author Lorenz Meier <mavteam@student.ethz.ch>
 *
 */

#include <QtGlobal>

#include <float.h>
#include <UASInfoWidget.h>
#include <UASManager.h>
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#include <QGC.h>
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#include <QTimer>
#include <QDir>
#include <cstdlib>
#include <cmath>

#include <QDebug>

UASInfoWidget::UASInfoWidget(QWidget *parent, QString name) : QWidget(parent)
{
    ui.setupUi(this);
    this->name = name;
    activeUAS = NULL;

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    connect(UASManager::instance(), SIGNAL(activeUASSet(UASInterface*)), this, SLOT(setActiveUAS(UASInterface*)));
    setActiveUAS(UASManager::instance()->getActiveUAS());
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    startTime = QGC::groundTimeMilliseconds();
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    // Set default values
    /** Set two voltage decimals and zero charge level decimals **/
    this->voltageDecimals = 2;
    this->loadDecimals = 2;

    this->voltage = 0;
    this->chargeLevel = 0;
    this->load = 0;
    receiveLoss = 0;
    sendLoss = 0;
    changed = true;
    errors = QMap<QString, int>();

    updateTimer = new QTimer(this);
    connect(updateTimer, SIGNAL(timeout()), this, SLOT(refresh()));
    updateTimer->start(updateInterval);

    this->setVisible(false);
}

UASInfoWidget::~UASInfoWidget()
{

}

void UASInfoWidget::showEvent(QShowEvent* event)
{
    // React only to internal (pre-display)
    // events
    Q_UNUSED(event);
    updateTimer->start(updateInterval);
}

void UASInfoWidget::hideEvent(QHideEvent* event)
{
    // React only to internal (pre-display)
    // events
    Q_UNUSED(event);
    updateTimer->stop();
}

void UASInfoWidget::addUAS(UASInterface* uas)
{
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    if (uas != NULL) {
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        connect(uas, SIGNAL(batteryChanged(UASInterface*, double, double, double, int)), this, SLOT(updateBattery(UASInterface*, double, double, double, int)));
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        connect(uas, SIGNAL(dropRateChanged(int,float)), this, SLOT(updateReceiveLoss(int,float)));
        connect(uas, SIGNAL(loadChanged(UASInterface*, double)), this, SLOT(updateCPULoad(UASInterface*,double)));
        connect(uas, SIGNAL(errCountChanged(int,QString,QString,int)), this, SLOT(updateErrorCount(int,QString,QString,int)));

        // Set this UAS as active if it is the first one
        if (activeUAS == 0) activeUAS = uas;
    }
}

void UASInfoWidget::setActiveUAS(UASInterface* uas)
{
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    if (uas)
        activeUAS = uas;
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}

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void UASInfoWidget::updateBattery(UASInterface* uas, double voltage, double current, double percent, int seconds)
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{
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    Q_UNUSED(current)
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    setVoltage(uas, voltage);
    setChargeLevel(uas, percent);
    setTimeRemaining(uas, seconds);
}

void UASInfoWidget::updateErrorCount(int uasid, QString component, QString device, int count)
{
    //qDebug() << __FILE__ << __LINE__ << activeUAS->getUASID() << "=" << uasid;
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    if (activeUAS->getUASID() == uasid) {
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        errors.remove(component + ":" + device);
        errors.insert(component + ":" + device, count);
    }
}

/**
 *
 */
void UASInfoWidget::updateCPULoad(UASInterface* uas, double load)
{
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    if (activeUAS == uas) {
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        this->load = load;
    }
}

void UASInfoWidget::updateReceiveLoss(int uasId, float receiveLoss)
{
    Q_UNUSED(uasId);
    this->receiveLoss = this->receiveLoss * 0.8f + receiveLoss * 0.2f;
}

/**
  The send loss is typically calculated on the GCS based on packets
  that were received scrambled from the MAV
 */
void UASInfoWidget::updateSendLoss(int uasId, float sendLoss)
{
    Q_UNUSED(uasId);
    this->sendLoss = this->sendLoss * 0.8f + sendLoss * 0.2f;
}

void UASInfoWidget::setVoltage(UASInterface* uas, double voltage)
{
    Q_UNUSED(uas);
    this->voltage = voltage;
}

void UASInfoWidget::setChargeLevel(UASInterface* uas, double chargeLevel)
{
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    if (activeUAS == uas) {
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        this->chargeLevel = chargeLevel;
    }
}

void UASInfoWidget::setTimeRemaining(UASInterface* uas, double seconds)
{
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    if (activeUAS == uas) {
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        this->timeRemaining = seconds;
    }
}

void UASInfoWidget::refresh()
{
    ui.voltageLabel->setText(QString::number(this->voltage, 'f', voltageDecimals));
    ui.batteryBar->setValue(qMax(0,qMin(static_cast<int>(this->chargeLevel), 100)));

    ui.loadLabel->setText(QString::number(this->load, 'f', loadDecimals));
    ui.loadBar->setValue(qMax(0, qMin(static_cast<int>(this->load), 100)));

    ui.receiveLossBar->setValue(qMax(0, qMin(static_cast<int>(receiveLoss), 100)));
    ui.receiveLossLabel->setText(QString::number(receiveLoss, 'f', 2));

    ui.sendLossBar->setValue(sendLoss);
    ui.sendLossLabel->setText(QString::number(sendLoss, 'f', 2));

    ui.label_5->setText(QString::number(this->load, 'f', loadDecimals));
    ui.progressBar->setValue(qMax(0, qMin(static_cast<int>(this->load), 100)));

    QString errorString;
    QMapIterator<QString, int> i(errors);
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    while (i.hasNext()) {
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        i.next();
        errorString += QString(i.key() + ": %1 ").arg(i.value());

        // FIXME
        errorString.replace("IMU:", "");


    }
    ui.errorLabel->setText(errorString);
}