Java实现乌龟爬行

不念不忘少年蓝@ 2023-09-30 10:08 6阅读 0赞

import java.awt.*;
    import java.awt.event.KeyAdapter;
    import java.awt.event.KeyEvent;
    import java.awt.event.WindowAdapter;
    import java.awt.event.WindowEvent;
    
    class TortoiseCrawl extends Frame {
        final int width=500;
        final int height=500;
    
        Tortoise t=new Tortoise(0,0,10);
    
        public void launchFrame(){
            setTitle("乌龟爬行");
    
            setVisible(true);//显示窗口
    
            setSize(width,height);//窗口大小
    
            setLocation(100,100);//窗口位置
    
            addWindowListener(new WindowAdapter() {
                @Override
                public void windowClosing(WindowEvent e) {//关闭窗口
                    System.exit(0);
                }
            });
    
            new PointThread().start();
            this.addKeyListener(new KeyMonitor());//启动键盘监听
        }
    
        @Override
        public void paint(Graphics g) {
            Color c=g.getColor();//记录画笔原始颜色
            g.setColor(Color.gray);
            g.fillRect(0,0,width,height);//绘制灰色矩形窗口
            t.drawMyself(g);
        }
        class PointThread extends Thread{
            @Override
            public void run() {
                while (true){
                    repaint();
                    try {
                        Thread.sleep(100);
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                }
            }
        }
        class KeyMonitor extends KeyAdapter{
            @Override
            public void keyPressed(KeyEvent e) {
                t.addDirection(e);
            }
    
            @Override
            public void keyReleased(KeyEvent e) {
                t.minusDirection(e);
            }
        }
    
    
    
        public static void main(String[] args) {
            TortoiseCrawl tort=new TortoiseCrawl();
            tort.launchFrame();
        }
    }

**乌龟类**

import java.awt.*;
    import java.awt.event.KeyEvent;
    
    class Tortoise{
        int x,y;//定义乌龟原始坐标(其他部位)
        int speed;//定义乌龟移动速度
        boolean left,right,up,down;
        int count=0;
        int x1=120,y1=100;//左上脚
        int x2=290,y2=100;//右上脚
        int x3=120,y3=310;//左下角
        int x4=290,y4=310;//右下角
        int f=0;//移动变量
    
        public Tortoise(int x, int y, int speed) {
            this.x = x;
            this.y = y;
            this.speed = speed;
        }
    
        public void addDirection(KeyEvent e){//监听键盘1
            switch(e.getKeyCode()){
                case KeyEvent.VK_LEFT:
                    left=true;
                    System.out.println(left);
                    move();
                    break;
                case KeyEvent.VK_RIGHT:
                    right=true;
                    move();
                    break;
                case KeyEvent.VK_UP:
                    up=true;
                    move();
                    break;
                case KeyEvent.VK_DOWN:
                    down=true;
                    move();
                    break;
            }
        }
    
        public void minusDirection(KeyEvent e){//监听键盘2
            switch(e.getKeyCode()){
                case KeyEvent.VK_LEFT:
                    left=false;
                    System.out.println(left);
                    break;
                case KeyEvent.VK_RIGHT:
                    right=false;
                    break;
                case KeyEvent.VK_UP:
                    up=false;
                    break;
                case KeyEvent.VK_DOWN:
                    down=false;
                    break;
            }
        }
        public void move() {//移动方法
            count++;
            if (left) {
                if(x1>x3) {
                    f = 1;
                }else {
                    f = 0;
                }
                x-=speed;
                if(f == 1) {
                    x1-=(2*speed);
                    x4-=(2*speed);
                }
                if(f == 0) {
                    x2-=(2*speed);
                    x3-=(2*speed);
                }
            }
            if (right) {
                if(x1<x3) {
                    f = 1;
                }else {
                    f = 0;
                }
                x+=speed;
                if(f == 1) {
                    x1+=(2*speed);
                    x4+=(2*speed);
                }
                if(f == 0) {
                    x2+=(2*speed);
                    x3+=(2*speed);
                }
            }
            if (up) {
                if(y1<y2) {
                    f = 1;
                }else {
                    f = 0;
                }
                y-=speed;
                if(f==0) {
                    y1-=(2*speed);
                    y4-=(2*speed);
                }if(f==1) {
                    y2-=(2*speed);
                    y3-=(2*speed);
                }
            }
            if (down) {
                if(y1<y2) {
                    f = 1;
                }else {
                    f = 0;
                }
                y+=speed;
                if(f == 1) {
                    y1+=(2*speed);
                    y4+=(2*speed);
                }
                if(f == 0) {
                    y2+=(2*speed);
                    y3+=(2*speed);
                }
            }
        }
        public void drawMyself(Graphics g){
            //this.count++;
            g.setColor(Color.green);
            g.fillOval(x1,y1,70,70);//左上脚
            g.fillOval(x2,y2,70,70);//右上脚
            g.fillOval(x3,y3,70,70);//左下脚
            g.fillOval(x4,y4,70,70);//右下脚
    
            try {
                Thread.sleep(10);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
    
    
            g.fillOval(205+x,60+y,70,100);//头
    
    
            if(count%2==0){
                g.setColor(Color.getHSBColor(169, 40, 3));//左尾巴
                g.fillOval(205+x, y+350, 60, 80);
                g.setColor(Color.gray);
                g.fillOval(x+225, y+370, 60, 80);
            }else{
                g.setColor(Color.getHSBColor(169, 40, 3));//右尾巴
                g.fillOval(215+x, y+350, 60, 80);
                g.setColor(Color.gray);
                g.fillOval(x+195, y+370, 60, 80);
            }
    
    
            g.setColor(new Color(45, 215, 166));
            g.fillOval(135+x,100+y,210,280);//龟壳1
            g.setColor(new Color(88, 187, 53));
            g.fillOval(160+x,120+y,165,240);//龟壳2
            g.setColor(Color.red);
            g.fillOval(230+x,80+y,20,20);//头发
            g.setColor(Color.white);
            g.fillOval(220+x,70+y,12,12);//左眼
            g.fillOval(245+x,70+y,12,12);//右眼
        }
    }