void MainWindow::drawPath(QItemSelection item){
QCPCurve *curve = qobject_cast<QCPCurve*>(ui->citiesPlot->plottable(0));
curve->clearData();
curve->setLineStyle(QCPCurve::lsLine);
ui->citiesPlot->replot();
QModelIndex index = item.indexes().first();
Tour tour = qvariant_cast<Tour>(ui->listView->model()->data(index, Qt::UserRole));
for(int i=0; i<tour.tourSize(); i++){
int x = tour.getCity(i).getX();
int y = tour.getCity(i).getY();
curve->addData(x, y);
}
curve->addData(tour.getCity(0).getX(), tour.getCity(0).getY());
ui->citiesPlot->replot();
}
MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
populationSize = 30;
ui->popSizeSpinBox->setValue(populationSize);
srand(static_cast <unsigned> (time(0)));
stopFlag = false;
pop = new Population(populationSize,true);
setup();
model = new PopulationModel(*pop);
ui->listView->setModel(model);
QVector<double> ax(11);
for(int i=0;i<11;i++){
ax[i] = i*100;
}
QCPCurve *newCurve = new QCPCurve(ui->citiesPlot->xAxis, ui->citiesPlot->yAxis);
newCurve->setKeyAxis(ui->citiesPlot->xAxis);
newCurve->setValueAxis(ui->citiesPlot->yAxis);
newCurve->setLineStyle(QCPCurve::lsNone);
newCurve->setPen(QPen(Qt::red));
newCurve->setScatterStyle(QCPScatterStyle(QCPScatterStyle::ssCircle, Qt::blue, Qt::darkBlue, 5));
for(int i=0; i<TourManager::numberOfCities(); i++){
int x = TourManager::getCity(i).getX();
int y = TourManager::getCity(i).getY();
newCurve->addData(x, y);
}
newCurve->addData(TourManager::getCity(0).getX(), TourManager::getCity(0).getY());
ui->citiesPlot->addPlottable(newCurve);
ui->citiesPlot->xAxis->setRange(0, 1000);
ui->citiesPlot->yAxis->setRange(0, 1000);
ui->citiesPlot->xAxis->setAutoTickStep(false);
ui->citiesPlot->yAxis->setAutoTickStep(false);
ui->citiesPlot->xAxis->setTickStep(100);
ui->citiesPlot->yAxis->setTickStep(100);
ui->citiesPlot->xAxis->setTickVector(ax);
ui->citiesPlot->yAxis->setTickVector(ax);
//ui->citiesPlot->xAxis->setTicks(false);
//ui->citiesPlot->yAxis->setTicks(false);
ui->citiesPlot->xAxis->setTickLabels(true);
ui->citiesPlot->yAxis->setTickLabels(true);
ui->citiesPlot->xAxis->grid()->setPen(Qt::SolidLine);
ui->citiesPlot->yAxis->grid()->setPen(Qt::SolidLine);
//ui->citiesPlot->yAxis->setScaleRatio(ui->citiesPlot->xAxis,1.0);
ui->statPlot->setBackground(Qt::gray);
ui->statPlot->addGraph();
ui->statPlot->addGraph();
ui->statPlot->graph(0)->setPen(QPen(Qt::red));
ui->statPlot->graph(1)->setPen(QPen(Qt::blue));
ui->statPlot->graph(0)->setName(tr("Best"));
ui->statPlot->graph(0)->addToLegend();
ui->statPlot->graph(1)->setName(tr("Average"));
ui->statPlot->graph(1)->addToLegend();
ui->statPlot->xAxis->setRangeLower(0);
QFont legendFont = font();
legendFont.setPointSize(9);
QMargins margins(0,0,0,0);
ui->statPlot->legend->setFont(legendFont);
ui->statPlot->legend->setMargins(margins);
ui->statPlot->legend->setVisible(true);
ui->statPlot->axisRect()->insetLayout()->setInsetAlignment(0, Qt::AlignTop|Qt::AlignRight);
//Population pop(50, true);
generation = 0;
ui->statPlot->graph(0)->addData(0, pop->getFittest().getDistance());
ui->statPlot->graph(1)->addData(0,pop->getAverage());
ui->statPlot->graph(1)->rescaleAxes();
ui->statPlot->xAxis->setRange(0, 101);
ui->statPlot->xAxis->setTickStep(1);
ui->statPlot->yAxis->setRangeLower(0);
ui->statPlot->setInteraction(QCP::iRangeZoom);
ui->statPlot->setInteraction(QCP::iRangeDrag);
//ui->statPlot->axisRect()->setRangeDrag(Qt::Horizontal);
GeneticEngine *ge = new GeneticEngine();
ui->mutationSpinBox->setValue(GeneticEngine::getMutationRate());
ui->tournamentSpinBox->setValue(GeneticEngine::getTournamentSize());
ui->tournamentSpinBox->setMaximum(pop->populationSize());
ui->elitismCheckBox->setChecked(GeneticEngine::getElitism());
ui->mutTypeComboBox->setCurrentIndex(GeneticEngine::getMutationType());
ui->crossTypeComboBox->setCurrentIndex(GeneticEngine::getCrossoverType());
ui->listView->setWindowTitle(tr("Generation :"));
connect(ui->listView->selectionModel(), SIGNAL(selectionChanged(QItemSelection,QItemSelection)),this, SLOT(drawPath(QItemSelection)));
connect(ui->runButton, SIGNAL(clicked(bool)),this, SLOT(run()));
connect(ui->repopulateButton, SIGNAL(clicked()), this, SLOT(restart()));
connect(ui->mutationSpinBox, SIGNAL(valueChanged(double)), ge,SLOT(setMutationRate(double)));
connect(ui->tournamentSpinBox, SIGNAL(valueChanged(int)), ge, SLOT(setTournamentSize(int)));
connect(ui->elitismCheckBox, SIGNAL(toggled(bool)), ge, SLOT(setElitism(bool)));
connect(ui->mutTypeComboBox, SIGNAL(currentIndexChanged(int)), ge, SLOT(setMutationType(int)));
connect(ui->crossTypeComboBox, SIGNAL(currentIndexChanged(int)), ge, SLOT(setCrossoverType(int)));
connect(ui->popSizeSpinBox, SIGNAL(valueChanged(int)), this, SLOT(setPopulationSize(int)));
connect(ui->actionAbout_Qt, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
connect(ui->actionSave, SIGNAL(triggered()), this, SLOT(save()));
connect(ui->actionRandom_Initialization, SIGNAL(triggered()), this, SLOT(randInit()));
connect(ui->actionLoad, SIGNAL(triggered()), this, SLOT(open()));
readSettings();
//qDebug()<<pop->getFittest().getDistance();
}
