[游戏开发]跟着《软帝学院》，编写的一个（水果机）小游戏

package com.apple.Demo;

import java.util.Random;
import java.util.Scanner;

/*
* 老虎机类
* @author Mr.缄默少言

*/
public class Machine {
    //属性私有化，行为公开化
    //筹码
    private int coin;
    //赌注
    private int bet;
    //奖金
    private int bonus;
    //选择的水果
    private String chooseId;
    //老虎机停下来的水果
    private String luckId;

    public Machine(){
        super();
    }
    //创建一个无参构造器

        public Machine(int coin) {
        super();
        this.coin = coin;
    }

    public int getCoin() {
        return coin;
    }

    public void setCoin(int coin) {
        this.coin = coin;
    }

    public int getBet() {
        return bet;
    }

    public void setBet(int bet) {
        this.bet = bet;
    }

    public int getBonus() {
        return bonus;
    }

    public void setBonus(int bonus) {
        this.bonus = bonus;
    }

    public String getChooseId() {
        return chooseId;
    }

    public void setChooseId(String chooseId) {
        this.chooseId = chooseId;
    }

    public String getLuckId() {
        return luckId;
    }

    public void setLuckId(String luckId) {
        this.luckId = luckId;
    }

    //封装一个打印游戏规则的方法（五要素）
    public void print(){
        System.out.println("老虎机游戏规则如下："
        +"1.游戏开始时，每个玩家都会有10元的筹码；\n"
        +"2.输入大写的A~F，选择对应的水果；\n"
        +"3.A代表苹果，奖金10￥\n"
        +"4.B代表橘子，奖金20￥\n"
        +"5.C代表橙子，奖金40￥\n"
        +"6.D代表西瓜，奖金60￥\n"
        +"7.E代表梨子，奖金180￥\n"
        +"8.F代表香蕉，奖金100￥\n"
        +"9.退出游戏，请输入Q\n"
        +"10.当筹码为0时，游戏结束"
        );
    }

    //运行原理
    public void toWork() {
        while (true){
            System.out.println("游戏开始，你的初始筹码：￥" + coin);
            //让玩家去押注
            System.out.println("请输入你选择的水果（A~F）：");
            //接受玩家的押注
            Scanner scan = new Scanner(System.in);
            chooseId = scan.next();
            //条件判断

            if ("Q".equals(chooseId)) {
                System.out.println("你选择的退出游戏");
                //return ;//结束当前方法
                System.exit(0);//结束虚拟机

            } else {
                //选择水果对应的字母
                switch (chooseId) {
                    case "A":
                        luckId = chooseId;
                        bonus = 10;
                        break;
                    case "B":
                        luckId = chooseId;
                        bonus = 20;
                        break;
                    case "C":
                        luckId = chooseId;
                        bonus = 40;
                        break;
                    case "D":
                        luckId = chooseId;
                        bonus = 60;
                        break;
                    case "E":
                        luckId = chooseId;
                        bonus = 80;
                        break;
                    case "F":
                        luckId = chooseId;
                        bonus = 100;
                        break;

                    default:
                        System.out.println("不对，请选择正确的押注");
                        break;
                }
                //开始押注
                System.out.println("请输入你的押注:￥");
                bet = scan.nextInt();

                //对押注进行判断
                if (bet > coin) {
                    System.out.println("你的筹码不足");
                    //return ;//结束
                    System.exit(0);//结束虚拟机
                } else {
                    //老虎机开始运行
                    Random ran = new Random();
                    //取一个随机数
                    int c = ran.nextInt(20) + 1;
                    //随机转[1,20]圈
                    for (int i = 0; i < c; i++) {
                        //再取一个随机数，来描述随机到水果
                        int j = ran.nextInt(10) + 1;//[1,10]
                        switch (j) {
                            case 1:
                                System.out.println("===苹果===");
                                luckId = "A";
                                break;
                            case 2:
                                System.out.println("===橘子===");
                                luckId = "B";
                                break;
                            case 3:
                                System.out.println("===橙子===");
                                luckId = "C";
                                break;
                            case 4:
                                System.out.println("===西瓜===");
                                luckId = "D";
                                break;
                            case 5:
                                System.out.println("===梨子===");
                                luckId = "E";
                                break;
                            case 6:
                                System.out.println("===香蕉===");
                                luckId = "F";
                                break;

                            default:
                                System.out.println("=========");
                                break;
                        }

                    }

                    //判断是否中奖
                    if (luckId == chooseId) {
                        System.out.println("恭喜你中间了，奖金为：￥" + bet * bonus);
                        //筹码增加
                        coin = coin - bet + bet * bonus;
                        System.out.println("你的累计筹码：￥" + coin);

                    } else {
                        System.out.println("很遗憾，这次你没有中奖，需要扣除相应的筹码：￥" + bet);
                        //剩余筹码
                        coin = coin - bet;
                        System.out.println("剩下的筹码不多了：￥" + coin);

                    }

                    //如果筹码为0，退出游戏
                    if (coin <= 0) {
                        System.out.println("你的筹码为0，去充值后再来");
                        //return ;//结束当前方法
                        System.exit(0);//结束虚拟机
                    }
                }
            }
        }
    }
}