package com.company;

import javax.swing.*;
import java.awt.*;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.image.BufferStrategy;

public class Main implements MouseListener, KeyListener {
    static final int screenX = 1024;
    static final int screenY = 768;

    public static void main(String[] args) {
        System.setProperty("sun.java2d.opengl", "true");
        JFrame jf = new JFrame();
        jf.setDefaultCloseOperation(jf.EXIT_ON_CLOSE);
        jf.setSize(screenX, screenY);
        jf.setUndecorated(false);
        jf.setVisible(true);
        jf.createBufferStrategy(2);
        Main m = new Main();
        jf.addMouseListener(m);
        jf.addKeyListener(m);

        long lastFrame = System.currentTimeMillis();
        while (true) {
            BufferStrategy bs = jf.getBufferStrategy();
            Graphics2D g = (Graphics2D) bs.getDrawGraphics();
            g.clearRect(0, 0, screenX, screenY);

            long now = System.currentTimeMillis();
            double dt = (now - lastFrame) / 1000.0;
            draw(g);
            update(dt);
            lastFrame = now;

            bs.show();
            g.dispose();
        }
    }

    //ВСЕ ДАННЫЕ ИГРЫ ТУТ
    static double x = 100f;
    static double y = 100f;

    //ВСЕ РИСОВАНИЕ ТУТ
    static void draw(Graphics2D g) {
        g.drawString(x + "", 100, 200);
        g.fillOval((int) x, (int) y, 20, 20);
    }

    //ИЗМЕНИЕНИЕ СОСТОЯНИЯ  МИРА ТУТ
    static void update(double dt) {
        x += dt * 10;

    }

    @Override
    public void mouseClicked(MouseEvent mouseEvent) {
        if (mouseEvent.getButton() == MouseEvent.BUTTON1) {
            x = mouseEvent.getX();
            y = mouseEvent.getY();
        }
    }

    @Override
    public void mousePressed(MouseEvent mouseEvent) {

    }

    @Override
    public void mouseReleased(MouseEvent mouseEvent) {

    }

    @Override
    public void mouseEntered(MouseEvent mouseEvent) {

    }

    @Override
    public void mouseExited(MouseEvent mouseEvent) {

    }


    @Override
    public void keyTyped(KeyEvent keyEvent) {

    }

    @Override
    public void keyPressed(KeyEvent keyEvent) {

    }

    @Override
    public void keyReleased(KeyEvent keyEvent) {

    }
}