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185 lines (132 loc) · 4.28 KB
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package snake2;
//import javafx.scene.Node;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.util.ArrayList;
public class snakegame extends JFrame implements KeyListener, ActionListener
{
static String head; //direction of head
static int foodx; //x point of the food
static int foody; //y point of the food
static ArrayList<Integer> arrayx; //to store x point of the snake
static ArrayList<Integer> arrayy;//to store y point of the snake
Timer timer;
int delay=10;
static algorithm obj=new algorithm();
public snakegame()
{
head="";
addKeyListener(this);
setFocusable(true);
setFocusTraversalKeysEnabled(false);
timer=new Timer(delay,this);
timer.start();
arrayx = new ArrayList<Integer>();
arrayy = new ArrayList<Integer>();
foodx= (int) (Math.random()*90+5)*5;
foody=(int) (Math.random()*90+5)*5;
for (int i = 0; i < 10; i++) {
arrayx.add(250-5*i);
}
for (int i = 0; i < 10; i++)
{
arrayy.add(250);
}
}
public static void main(String args[])
{
snakegame jf=new snakegame();
JFrame j=new JFrame();
jf.setTitle("Snake game");
jf.setVisible(true);
jf.setSize(500,500);
jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
@Override
public void paint(Graphics g)
{
head=obj.a_star(arrayx, arrayy, foodx, foody); //takes the next direction for snake from A* algorithm class
g.setColor(Color.BLACK);
g.fillRect(0,0,500,500);
if(arrayx.get(0)==foodx && arrayy.get(0)==foody) {
foodx= (int) (Math.random()*90+5)*5;
foody=(int) (Math.random()*90+5)*5;
System.out.println(foodx+" "+foody);
arrayy.add(arrayy.get(arrayy.size()-1));
arrayx.add(arrayx.get(arrayx.size()-1));
}
for(int i=0;i<arrayx.size();i++)
{
g.setColor(Color.white);
g.fillRect(arrayx.get(i),arrayy.get(i), 5, 5);
}
g.fillRect(foodx,foody,5,5);
}
public void keyTyped(KeyEvent k) {
}
@Override
public void keyPressed(KeyEvent keyEvent) {
}
public void keyReleased(KeyEvent k) {
}
@Override
public void actionPerformed(ActionEvent actionEvent)
{
if(head.equals("right"))
{
for (int i = arrayx.size() - 1; i >= 1; i--)
{
arrayx.set(i, arrayx.get(i - 1));
}
for (int i = arrayy.size() - 1; i >= 1; i--)
{
arrayy.set(i, arrayy.get(i - 1));
}
//head of the snake
arrayx.set(0, arrayx.get(0) + 5);
repaint();
}
if(head.equals("left"))
{
for (int i = arrayx.size() - 1; i >= 1; i--) {
arrayx.set(i, arrayx.get(i - 1));
}
for (int i = arrayy.size() - 1; i >= 1; i--) {
arrayy.set(i, arrayy.get(i - 1));
}
//head of the snake
arrayx.set(0, arrayx.get(0) - 5);
repaint();
}
if(head.equals("up"))
{
for(int i=arrayx.size()-1;i>=1;i--) {
arrayx.set(i,arrayx.get(i-1));
}
for(int i=arrayy.size()-1;i>=1;i--)
{
arrayy.set(i,arrayy.get(i-1));
}
//head of the snake
arrayy.set(0,arrayy.get(0)-5);
repaint();
}
if(head.equals("down"))
{
for(int i=arrayx.size()-1;i>=1;i--) {
arrayx.set(i,arrayx.get(i-1));
}
for(int i=arrayy.size()-1;i>=1;i--)
{
arrayy.set(i,arrayy.get(i-1));
}
//head of the snake
arrayy.set(0,arrayy.get(0)+5);
repaint();
}
}
}