ufo_applet.java

一个完美的applet游戏

import java.awt.*;

import javax.swing.JFrame;


/**
 * <p>Title: UFO_Play</p>
 *
 * <p>Description: 基于applet的攻击UFO的小游戏，applet游戏入口</p>
 *
 * <p>Copyright: Copyright (c) 2007</p>
 *
 * <p>Company: 鹿児島大学</p>
 * @author 柴 智
 * @version 1.0
 */
public class UFO_Applet extends BaseApplet {
    boolean isStandalone = false;
    BorderLayout borderLayout1 = new BorderLayout();

    //Get a parameter value
    public String getParameter(String key, String def) {
        return isStandalone ? System.getProperty(key, def) :
                (getParameter(key) != null ? getParameter(key) : def);
    }

    //Construct the applet
    public UFO_Applet() {

    }

    //Initialize the applet
    public void init() {
        try {
            jbInit();
            setWorld(new UFO_World(this));
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    //Component initialization
    private void jbInit() throws Exception {
        this.setSize(new Dimension(350, 500));
        //     this.getContentPane().setLayout(borderLayout1);
    }

    //Get Applet information
    public String getAppletInfo() {
        return "Applet Information";
    }

    //Get parameter info
    public String[][] getParameterInfo() {
        return null;
    }

    //Main method
    public static void main(String[] args) {
        UFO_Applet applet = new UFO_Applet();
        applet.isStandalone = true;

        JFrame frame = new JFrame();
        applet.isStandalone = true;
        //EXIT_ON_CLOSE == 3;
        frame.setDefaultCloseOperation(3);
    }

    //处理鼠标移动事件
    public boolean mouseMove(Event e, int x, int y) {
        // 返回鼠标所在位置的X坐标
        if(this.world instanceof UFO_World){
            ((UFO_World)world).mouseMove(e,x,y);
             return true;
        }else{
            return false;
        }
    }

    // 处理鼠标的按下事件
    public boolean mouseDown(Event e, int x, int y) {
        //游戏结束时所做的相应处理
        if(this.world instanceof UFO_World){
            ((UFO_World)world).mouseDown(e,x,y);
             return true;
        }else{
            return false;
        }
    }

}