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#include "mform.h"
#include "ui_mform.h"

mform::mform(QWidget *parent) :
    QMainWindow(parent),
    ui(new Ui::mform)
{
    ui->setupUi(this);
    

    createConnections();

    ui->graphView->setScene( &sceneField );
    ui->graphView->setHorizontalScrollBarPolicy( Qt::ScrollBarAlwaysOff );
    ui->graphView->setVerticalScrollBarPolicy( Qt::ScrollBarAlwaysOff );

    createField();
}

mform::~mform()
{
    delete ui;
}

void mform::createConnections()
{
    connect(ui->spWidth, SIGNAL(valueChanged(int)), this, SLOT(createField()));
    connect(ui->spHeight, SIGNAL(valueChanged(int)), this, SLOT(createField()));

    //connect(ui->spWidth, &QSpinBox::valueChanged, this, &mform::createField);
    //QObject::connect(ui->spHeight, &QSpinBox::valueChanged, this, mform::createField());

}

void mform::resizeEvent(QResizeEvent *event)
{
    ui->graphView->fitInView( sceneField.sceneRect(), Qt::KeepAspectRatio);
    QWidget::resizeEvent(event);
}

bool mform::event(QEvent *event)
{
    if ( event->type() == QEvent::Show )
        ui->graphView->fitInView(sceneField.sceneRect(), Qt::KeepAspectRatio);

    return QWidget::event(event);
}


void mform::createField()
{
    deleteField();


    const int sizeCell = 10;
    fieldCells.resize( ui->spHeight->value() );
    bArrCells.resize( ui->spHeight->value() );


    for (int y = 0; y < ui->spHeight->value(); y++)
    {
        fieldCells[y].resize( ui->spWidth->value() );
        bArrCells[y].resize( ui->spWidth->value() );

        for (int x = 0; x < ui->spWidth->value(); x++)
        {
            fieldCells[y][x] = sceneField.addRect(x * sizeCell, y * sizeCell, sizeCell, sizeCell);
        }
    }

    ui->graphView->fitInView( sceneField.sceneRect(), Qt::KeepAspectRatio);

}

void mform::deleteField()
{
    sceneField.clear();
    fieldCells.clear();
    bArrCells.clear();
}