Java学习-GUI编程-贪吃蛇之界面绘制

Java学习-GUI编程-贪吃蛇之界面绘制

帧的概念：如果时间片足够小就变成了动画，拆开是静态的图片。
键盘监听
定时器 Timer

素材下载并导入

连接：https://pan.baidu.com/s/1XSMKSB_V5kHFVi7mkBNjjg
提取码：qbm4

StartGame

package Snake;
import javax.swing.*;
public class StartGame {
    public static void main(String[] args) {
        JFrame frame = new JFrame();
        frame.setVisible(true);
        frame.setBounds(100,100,900,720);
        frame.setResizable(false);
        frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
        frame.add(new GamePanel());
    }
}

GamePanel

package Snake;
import javax.swing.*;
import java.awt.*;
public class GamePanel extends JPanel {
    @Override
    protected void paintComponent(Graphics g) {
        super.paintComponent(g);
        this.setBackground(Color.white);
        Data.header.paintIcon(this,g,25,11);//头部广告栏
        g.fillRect(25,75,850,600);//默认游戏界面
    }
}

Data

package Snake;
import javax.swing.*;
import java.net.URL;
public class Data {
    public static URL headerURL = Data.class.getResource("statics/header.png");
    public static ImageIcon header = new ImageIcon(headerURL);
    public static URL upURL = Data.class.getResource("statics/up.png");
    public static URL downURL = Data.class.getResource("statics/down.png");
    public static URL leftURL = Data.class.getResource("statics/left.png");
    public static URL rightURL = Data.class.getResource("statics/right.png");
    public static ImageIcon up = new ImageIcon(upURL);
    public static ImageIcon down = new ImageIcon(downURL);
    public static ImageIcon left = new ImageIcon(leftURL);
    public static ImageIcon right = new ImageIcon(rightURL);
    public static URL bodyURL = Data.class.getResource("statics/body.png");
    public static ImageIcon body = new ImageIcon(bodyURL);
    public static URL foodURL = Data.class.getResource("statics/food.png");
    public static ImageIcon food = new ImageIcon(foodURL);
}

运行StartGame