[Java] 윈도우 창에 로켓 띄워 움직이기

클래스 2개 생성, 배경과 로켓 이미지 파일 2개.

back.jpg

0.17MB

rocket.png

0.03MB

 

 

1) GameMain.java

import javax.swing.*; //윈도우창 띄울 때 사용
import java.awt.*;
import java.awt.event.*;
public class GameMain extends JFrame implements KeyListener{
    GameView gv=new GameView();
    public GameMain()
    {  //생성자
        add("Center",gv);
        setSize(1024, 768);
        setVisible(true);
        
        addKeyListener(this);
    }
    public static void main(String[] args) {
        GameMain gm=new GameMain();
 
    }
    @Override
    public void keyTyped(KeyEvent e) {
        // TODO Auto-generated method stub
        
    }
    @Override
    public void keyPressed(KeyEvent e) {
        // TODO Auto-generated method stub
        if(e.getSource()==this)
        {
            if(e.getKeyCode()==KeyEvent.VK_UP)
            {
                gv.y-=5;
                if(gv.y<0)
                    gv.y=768;
            }
            if(e.getKeyCode()==KeyEvent.VK_DOWN)
            {
                gv.y+=5;
                if(gv.y>768)
                    gv.y=0;
                
            }
            if(e.getKeyCode()==KeyEvent.VK_LEFT)
            {
                gv.x-=5;
                if(gv.x<0)
                    gv.x=1024;
            }
            if(e.getKeyCode()==KeyEvent.VK_RIGHT)
            {
                gv.x+=5;
                if(gv.x>1024)
                    gv.x=0;
            }
            if(e.getKeyCode()==KeyEvent.VK_ESCAPE) {
                System.exit(0);
            }
            gv.repaint();
        }
    }
    @Override
    public void keyReleased(KeyEvent e) {
        // TODO Auto-generated method stub
        
    }
 
}
 

 

2) GameView.java

import javax.swing.*;
import java.awt.*;
 
public class GameView extends JPanel{
    Image back,rocket;
    int x=15,y=15;
    public GameView()
    {
        back=Toolkit.getDefaultToolkit().
                getImage("c:\\javaDev\\back.jpg");
        rocket=Toolkit.getDefaultToolkit().
                getImage("c:\\javaDev\\rocket.png");
                
    }
    //이미지출력
    public void paint(Graphics g)
    {
        g.drawImage(back,0,0,getWidth(),getHeight(),this);
        g.drawImage(rocket,x,y,150,150,this);
    } 
}