2 * CarMainWindow main class
4 * @author Toni Jussila <toni.jussila@fudeco.com>
5 * @author Janne Änäkkälä <janne.anakkala@fudeco.com>
6 * @author Tiina Kivilinna-Korhola <tiina.kivilinna-korhola@fudeco.com>
7 * @author Olavi Pulkkinen <olavi.pulkkinen@fudeco.com>
8 * @author Rikhard Kuutti <rikhard.kuutti@fudeco.com>
9 * @author Kai Rasilainen <kai.rasilainen@fudeco.com>
10 * @copyright (c) 2010 Speed Freak team
11 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
14 #include "carmainwindow.h"
17 #define kAccelerometerSampleRate 50
18 #define kFilteringFactor 0.2
19 #define kSecondsInHour 3600
22 *Constructor of this class.
23 *@param QWidget pointer to parent object. By default the value is NULL.
25 CarMainWindow::CarMainWindow(QWidget *parent):QMainWindow(parent), ui(new Ui::CarMainWindow)
28 ui->tabWidget->setCurrentWidget(this->ui->StartTab);
29 result = new ResultDialog();
30 //measure = new MeasureDialog();
31 welcomeDialog = new WelcomeDialog();
32 welcomeDialog->show();
34 initComboBoxStartTabUnits();
35 initListViewStartTabAccelerationCategories();
37 myLogin = new LoginWindow(this);
38 categorylist = new CategoryList();
39 myHttpClient = new HttpClient(this);
40 myRegistration = new Registration(this);
41 connect(myRegistration,SIGNAL(sendregistration()),this,SLOT(regUserToServer()));
42 connect(myLogin,SIGNAL(userNameChanged()),this,SLOT(userLogin()));
43 myRoute = new RouteDialog( this);
46 location = new Maemo5Location(this);
47 gpsData = new GPSData(location);
48 connect(location,SIGNAL(agnss()),this,SLOT(gpsStatus()));
49 gpsTime = new QDateTime();
56 accelerometer = new Accelerometer();
57 accelerometer->setSampleRate(100);
59 reverseAccelerationFlag = false;
60 vehicleStartedMoving = false;
64 accelerationStartThreshold = 0.02;
66 QTimer *accelerometerTimer = new QTimer(this);
67 connect(accelerometerTimer, SIGNAL(timeout()), this, SLOT(readAccelerometerData()));
68 accelerometerTimer->start(kAccelerometerSampleRate);
71 calculate = new Calculate();
72 //connect(calculate, SIGNAL(checkPointReached()), this, SLOT(handleCheckPoint()));
74 resetAccelerometerMeasurements();
76 measures = new Measures();
77 this->initializeMeasures();
79 timer->setInterval(300);
81 connect(this->timer, SIGNAL(timeout()), this, SLOT(after_timeout()));
82 connect(myLogin, SIGNAL( userNameChanged()), this, SLOT(updateUserName()));
84 ui->labelMeasureTabResult->hide();
86 this->setWindowTitle("Speed Freak");
91 *Destructor of this class. Deletes all dynamic objects and sets them to NULL.
93 CarMainWindow::~CarMainWindow()
101 delete welcomeDialog;
102 welcomeDialog = NULL;
112 *This function is used to .
115 void CarMainWindow::changeEvent(QEvent *e)
117 QMainWindow::changeEvent(e);
119 case QEvent::LanguageChange:
120 ui->retranslateUi(this);
128 *This slot function is called when ever list view is update. Start-tab view.
130 void CarMainWindow::on_listViewStartTabAccelerationCategories_clicked(QModelIndex index)
132 QString str = index.data().toString();
133 QStringList list = str.split("-");
134 QStringList list2 = list[1].split(" ");
136 ui->lineEditStartTabMin->setText(list[0]);
137 ui->lineEditStartTabMax->setText(list2[0]);
138 updateComboBoxStartTabUnits(list2[1]);
142 *This slot function is called when ever auto start button clicked. Start-tab view.
144 void CarMainWindow::on_autoStartButton_clicked()
146 choice = ui->listViewStartTabAccelerationCategories->currentIndex();
147 choiceInt = choice.row();
148 qDebug() << choiceInt;
151 ui->labelMeasureTabHeader->setText("Accelerate to 40 km/h");
152 result->setDiagramGapStem(75);
155 else if (choiceInt == 1)
157 ui->labelMeasureTabHeader->setText("Accelerate to 100 km/h");
158 result->setDiagramGapStem(30);
163 ui->labelMeasureTabHeader->setText("Accelerate to 80 km/h");
164 result->setDiagramGapStem(37.5);
166 ui->labelMeasureTabResult->setText("");
169 //measure = new MeasureDialog();
170 // connect(measure, SIGNAL(speedAchieved()), this, SLOT(openResultView()));
171 accelerometer->start();
173 // Show measure dialog.
176 // TODO: Move next if else to the function which is called when target speed
180 if (floor(this->measures->getTime40kmh()) <= 5)
182 result->setDiagramGapHorizontal(80);
185 else if (floor(this->measures->getTime40kmh()) <= 10)
187 result->setDiagramGapHorizontal(40);
192 result->setDiagramGapHorizontal(20);
198 if (floor(this->measures->getTime40kmh()) <= 5)
200 result->setDiagramGapHorizontal(80);
203 else if (floor(this->measures->getTime40kmh()) <= 10)
205 result->setDiagramGapHorizontal(40);
210 result->setDiagramGapHorizontal(20);
214 ui->tabWidget->setCurrentWidget(this->ui->tabMeasureResult);
218 *This slot function is called when ever list view is update. Start-tab view.
219 *@param QString unit.
221 void CarMainWindow::updateComboBoxStartTabUnits(QString unit)
223 ui->comboBoxStartTabUnits->setCurrentIndex(ui->comboBoxStartTabUnits->findText(unit, Qt::MatchExactly));
227 *This function is used to init unit combobox. Start-tab view.
229 void CarMainWindow::initComboBoxStartTabUnits()
231 units << "km/h" << "km" << "h" << "m" << "min" << "Mile" << "Mph" << "in" << "ft" << "yrd";
232 ui->comboBoxStartTabUnits->addItems(units);
236 *This function is used to set items to unit combobox. Start-tab view.
237 *@param QStringlist units
239 void CarMainWindow::setComboBoxStartTabUnits(QStringList units)
241 ui->comboBoxStartTabUnits->addItems(units);
245 *This function is used to init listViewStartTabAccelerationCategories. Start-tab view.
247 void CarMainWindow::initListViewStartTabAccelerationCategories()
249 accelerationCategoriesStartTab << "0-40 km/h" << "0-100 km/h"; //<< "0-1/4 Mile" << "0-1/8 Mile" << "0-50 km" << "50-100 Mile" << "0-60 Mph" << "0-100 m" << "0-50 ft" << "0-50 yrd" << "0-500 in";
250 QAbstractItemModel *model = new StringListModel(accelerationCategoriesStartTab);
251 ui->listViewStartTabAccelerationCategories->setModel(model);
255 *This function is used to set items to listViewStartTabAccelerationCategories. Start-tab view.
256 *@param QStringlist accelerationCategoriesStartTab
258 void CarMainWindow::setListViewStartTabAccelerationCategories(QStringList accelerationCategoriesStartTab)
260 QAbstractItemModel *model = new StringListModel(accelerationCategoriesStartTab);
261 ui->listViewStartTabAccelerationCategories->setModel(model);
265 *This function is used to set items to category combobox. Top-tab view.
268 void CarMainWindow::setCategoryCompoBox()
270 ui->comboBoxTopCategory->addItems(categorylist->getCategoryList());
274 *This function is used to set items to labelTopList. Top-tab view.
275 *@param QString category
277 void CarMainWindow::setListViewTopList(QString category, int size)
280 topList.append( categorylist->getTopList(category, size));
281 ui->labelTopList->setText(topList);
285 *This slot function is called when speed is achieved in measure dialog. Opens result dialog.
287 void CarMainWindow::openResultView()
289 //result->saveMeasuresToArray(measure->measures);
290 // Show result dialog.
292 ui->pushButtonSendResult->setEnabled(true);
296 if (floor(this->measures->getTime40kmh()) <= 5)
298 result->setDiagramGapHorizontal(80);
301 else if (floor(this->measures->getTime40kmh()) <= 10)
303 result->setDiagramGapHorizontal(40);
308 result->setDiagramGapHorizontal(20);
314 if (floor(this->measures->getTime40kmh()) <= 5)
316 result->setDiagramGapHorizontal(80);
319 else if (floor(this->measures->getTime40kmh()) <= 10)
321 result->setDiagramGapHorizontal(40);
326 result->setDiagramGapHorizontal(20);
329 timeInteger.setNum(this->measures->getTime40kmh());
330 //time = "0 - 40 km/h: ";
331 //time.append(timeInteger);
332 //ui->labelResult40kmh->setText(time);
333 ui->labelMeasureTabResult->show();
334 ui->labelMeasureTabResult->setText(timeInteger);
335 //ui->tabWidget->setCurrentWidget(this->ui->tabMeasureResult);
339 *This slot function is called when registrate button is clicked.
341 void CarMainWindow::on_registratePushButton_clicked()
343 myRegistration->show();
347 *This slot function is called when ever refresh button clicked. Top-tab view.
349 void CarMainWindow::on_buttonTopRefresh_clicked()
351 myHttpClient->requestCategories();
352 setCategoryCompoBox();
356 *This slot function is called when ever category combobox current index changed. Top-tab view.
357 *@param QString category
358 *@todo Check where limitNr is taken.
360 void CarMainWindow::on_comboBoxTopCategory_currentIndexChanged(QString category)
362 int limitNr = 5; //replace with real value?
363 QString limit = QString::number(limitNr);
364 category = "acceleration-0-100"; //replace with real value from category list/top window
365 myHttpClient->requestTopList(category, limit);
366 setListViewTopList(category,10);
370 *This slot function is called when ever category combobox activated. Top-tab view.
371 *@param QString category
373 void CarMainWindow::on_comboBoxTopCategory_activated(QString category)
375 setListViewTopList(category,10);
379 *This slot function is called when set/change user button is clicked.
381 void CarMainWindow::on_setUserPushButton_clicked()
387 *@brief Just for development, for the real button is not shown until
388 *measurin started and there are results.
389 *@todo Implement with real code and yet leave sendXml in the bottom in use.
391 void CarMainWindow::on_manualStartButton_clicked()
397 * This slot function is called when timer gives timeout signal. Checks current speed
398 * and stores times in measure class.
400 void CarMainWindow::after_timeout()
402 QString timeString, speedString;
404 time = accelerometer->getTotalTime();
405 speed = accelerometer->getCurrentSpeed();
408 if (floor(speed) == 10)
410 measures->setTime10kmh(time);
413 else if (floor(speed) == 20)
415 measures->setTime20kmh(time);
418 else if (floor(speed) == 30)
420 measures->setTime30kmh(time);
423 else if (floor(speed) == 40)
425 measures->setTime40kmh(time);
428 else if (floor(speed) == 50)
430 measures->setTime50kmh(time);
433 else if (floor(speed) == 60)
435 measures->setTime60kmh(time);
438 else if (floor(speed) == 70)
440 measures->setTime70kmh(time);
443 else if (floor(speed) == 80)
445 measures->setTime80kmh(time);
448 else if (floor(speed) == 90)
450 measures->setTime90kmh(time);
453 else if (floor(speed) == 100)
455 measures->setTime100kmh(time);
463 // If speed is over 40 km/h emits speedAchieved() signal and close this dialog.
467 accelerometer->stop();
470 //emit this->speedAchieved();
471 this->openResultView();
476 // Updates speed and time.
479 timeString.setNum(time);
480 speedString.setNum(speed);
481 ui->labelMeasureTabTime->setText(timeString);
482 ui->labelMeasureTabSpeed->setText(speedString);
490 * Initializes measures class's member variables.
492 void CarMainWindow::initializeMeasures()
494 measures->setTime10kmh(0);
495 measures->setTime20kmh(0);
496 measures->setTime30kmh(0);
497 measures->setTime40kmh(0);
498 measures->setTime50kmh(0);
499 measures->setTime60kmh(0);
500 measures->setTime70kmh(0);
501 measures->setTime80kmh(0);
502 measures->setTime90kmh(0);
503 measures->setTime100kmh(0);
507 * This slot function is called when Abort button is clicked.
509 void CarMainWindow::on_pushButtonMeasureTabAbort_clicked()
511 measures->setTime10kmh(0);
512 measures->setTime20kmh(0);
513 measures->setTime30kmh(0);
514 measures->setTime40kmh(0);
515 measures->setTime50kmh(0);
516 measures->setTime60kmh(0);
517 measures->setTime70kmh(0);
518 measures->setTime80kmh(0);
519 measures->setTime90kmh(0);
520 measures->setTime100kmh(0);
522 accelerometer->stop();
525 ui->tabWidget->setCurrentWidget(this->ui->StartTab);
529 void CarMainWindow::on_pushButtonSendResult_clicked()
531 myHttpClient->sendResultXml();
532 ui->pushButtonSendResult->setEnabled(false);
535 void CarMainWindow::updateUserName()
539 newUserName = myLogin->getUserName();
540 ui->userNameLabel->setText( "User: " + newUserName);
542 if (newUserName.length())
544 ui->setUserPushButton->setText( "Change User");
545 this->setWindowTitle("Speed freak - " + newUserName);
549 ui->setUserPushButton->setText( "Set User");
550 this->setWindowTitle("Speed freak");
554 void CarMainWindow::regUserToServer()
556 myHttpClient->requestRegistration();
560 void CarMainWindow::on_drawRoutePushButton_clicked()
566 * Opens result dialog when show result button is clicked.
567 * Sends measures as parameter to the resultdialogs saveMeasuresToArray-function.
569 void CarMainWindow::on_pushButtonShowResultDialog_clicked()
572 meas.setTime10kmh(1.3);
573 meas.setTime20kmh(2.5);
574 meas.setTime30kmh(3.6);
575 meas.setTime40kmh(6.7);
576 meas.setTime50kmh(7.3);
577 meas.setTime60kmh(7.5);
578 meas.setTime70kmh(8.6);
579 meas.setTime80kmh(8.7);
580 meas.setTime90kmh(9.6);
581 meas.setTime100kmh(9.9);
582 result->setDiagramGapHorizontal(40);
583 result->saveMeasuresToArray(&meas);
584 this->result->show();
587 void CarMainWindow::userLogin()
589 myHttpClient->checkLogin();
593 * Resets Accelerometer measurement variables
595 void CarMainWindow::resetAccelerometerMeasurements()
597 currentAcceleration = 0;
598 currentAccelerationString = "";
601 distanceTraveled = "";
602 firstAcceleration = 0;
605 //lastScreenUpdateInSeconds = 0;
607 reverseAccelerationFlag = false;
608 stopWatch.setHMS(0, 0, 0, 0);
609 //accelerometer->stop();
611 vehicleStartedMoving = false;
616 * This function is called to handle checkpoints
617 *@param totalTime total time elapsed since starting measurements
618 *@param currentSpeed current speed of the device
620 void CarMainWindow::handleCheckPoint(double totalTime, double currentSpeed)
629 *This function is called to read (and process) data from the accelerometer
631 void CarMainWindow::readAccelerometerData()
634 double changeInAcceleration = 0;
637 accelerometer->getAcceleration(x, y, z);
638 accelerometer->smoothData(x, y, z);
641 x -= accelerometer->getCalibrationX();
642 y -= accelerometer->getCalibrationY();
643 z -= accelerometer->getCalibrationZ();
645 QString str = QString("acc x: " + QString::number(x) + "\n" +
646 "acc y: " + QString::number(y) + "\n" +
647 "acc z: " + QString::number(z) + "\n");
649 if (!vehicleStartedMoving)
653 firstAcceleration = sqrt(x*x + y*y + z*z);
654 //firstAcceleration = y; // first read
659 currentAcceleration = sqrt(x*x + y*y + z*z);
660 changeInAcceleration = (currentAcceleration - firstAcceleration); // firstAcceleration only gets set once
662 if (((abs(changeInAcceleration) <= accelerationStartThreshold)
663 && !vehicleStartedMoving))
668 if (reverseAccelerationFlag)
670 // will be false until after 1st calculation
671 if ((changeInAcceleration <= 0))
673 // actually increasing here...
674 changeInAcceleration = abs(changeInAcceleration);
678 // actually decreasing here...
679 changeInAcceleration = (changeInAcceleration * -1);
682 if (!vehicleStartedMoving)
684 if ((changeInAcceleration < 0))
686 // we started to move backwards first time through
687 reverseAccelerationFlag = true;
688 changeInAcceleration = abs(changeInAcceleration);
690 vehicleStartedMoving = true;
692 stopWatch.setHMS(0, 0, 0, 0);
695 // keep the following line as close to the SetKinematicsProperties method as possible
696 currentTime = stopWatch.elapsed();
697 calculate->calculateParameters(changeInAcceleration, (currentTime - previousTime)/1000);
698 previousTime = currentTime;
700 s.sprintf("%.2f", changeInAcceleration);
701 currentAccelerationString = s;
704 speed = calculate->getCurrentSpeed();
705 speed = ((speed*1000)/kSecondsInHour);
706 s.sprintf("%.2f", speed);
709 s.sprintf("%.2f", calculate->getDistanceTraveled());
710 distanceTraveled = s;
717 s.sprintf("%.2f", calculate->getTotalTime());
720 str.append("ca: " + currentAccelerationString + " G\n" );
721 str.append("cspeed: " + currentSpeed + " km/h \n" );
722 str.append("dist: " + distanceTraveled + " m \n" );
723 str.append("time: " + totalTime + " s \n" );
725 if ((stopTime > 0) && (previousTime >= stopTime))
727 // we want to end at a stopping point that the user chose
729 resetAccelerometerMeasurements();
734 *This function is used to calibrate accelerometer
736 void CarMainWindow::calibrateAccelerometer()
738 resetAccelerometerMeasurements();
739 accelerometer->calibrate();
743 *This slot function is called when GPS on checkbox state changed. Route-tab view.
746 void CarMainWindow::on_gpsOnCheckBox_stateChanged(int GPSState)
750 ui->labelRouteTabGPSStatus->setText("GPS off");//testing
751 location->stopPollingGPS();
755 ui->labelRouteTabGPSStatus->setText("GPS on");//testing
756 location->startPollingGPS();
761 *This slot function is called when GPS status changed. Route-tab view.
763 void CarMainWindow::gpsStatus()
765 if (ui->gpsOnCheckBox->isChecked())
767 if (location->getSatellitesInUse() >= 4)
770 ui->labelRouteTabGPSStatus->setText("GPS ready");
773 gpsTime->setTime_t(location->getTime());
774 ui->labelRouteTabGPSTime->setText(gpsTime->toString());
776 //Set latitude & longitude
777 ui->labelRouteTabLatitude->setText("Lat: " + QString::number(location->getLatitude()));
778 ui->labelRouteTabLongitude->setText("Lon: " + QString::number(location->getLongitude()));
783 ui->labelRouteTabGPSStatus->setText("Waiting for GPS");