#include "linia.h"
#include <QApplication>
#include <QPainter>

Linia::Linia(QWidget *parent):QWidget(parent){}

void Linia::paintEvent(QPaintEvent *event){
    QPen pen(Qt::black, 1, Qt::SolidLine);

    QPainter painter(this);

    painter.setPen(pen);
    painter.drawLine(10, 10, 400, 400);
}