#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include <QMouseEvent>
#include <QPaintEvent>
#include <QPainter>
#include <QVector>
#include <QPoint>

namespace Ui {
class MainWindow;
}

class MainWindow : public QMainWindow
{
    Q_OBJECT

public:
    explicit MainWindow(QWidget *parent = 0);
    ~MainWindow();
    void mousePressEvent(QMouseEvent *e);
    void paintEvent(QPaintEvent *e);
    bool sort_pred(QPoint p, QPoint q);

private:
    Ui::MainWindow *ui;
    QVector<QPoint> points;
    QPoint centroid;
};

#endif // MAINWINDOW_H