按照斗地主的规则,完成洗牌发牌看牌的动作。最终结果预计为:
具体规则:
1.组装54张扑克牌
2.将54张扑克牌顺序打乱
3.三个玩家参与游戏,三人交替摸牌,每人17张,最后三张做底牌
4.查看三人手中各自的牌(按牌的大小排序)、底牌
实现代码步骤:
1.首先,要修改java文件编码,由GBK修改为UTF-8,因为默认的字符编码GBK没有梅花、方片、黑桃、红桃(♠♥♦♣)等特殊字符。
2.使用双列Map(HashMap)集合,完成一个数字与字符串纸牌的对应关系(相当于一个字典)。
//准备花色 ArrayList<String> color = new ArrayList<String>(); color.add("♠"); color.add("♥"); color.add("♦"); color.add("♣"); //准备数字 ArrayList<String> number = new ArrayList<String>(); Collections.addAll(number,"3","4","5","6","7","8","9","10","J","Q","K","A","2"); //定义一个map集合:用来将数字与每一张牌进行对应 HashMap<Integer, String> map = new HashMap<Integer, String>(); int index = 0; for (String thisNumber : number) { for (String thisColor : color) { map.put(index++, thisColor+thisNumber); } } //加入大小王 map.put(index++, "小王"); map.put(index++, "大王");
3.洗牌,通过数字完成洗牌发牌
//一副54张的牌 ArrayList里边为0-53的数的新牌 ArrayList<Integer> cards = new ArrayList<Integer>(); for (int i = 0; i <= 53; i++) { cards.add(i); } //洗牌 Collections.shuffle(cards);
4.发牌,将每个人以及底牌设计为ArrayList<String>,将最后三张牌直接存放于底牌,剩余牌通过对3取模依次发牌。存放的过程要求数字大小与斗地主规则大小对应。
//创建三个玩家和底牌 ArrayList<Integer> iPlayer = new ArrayList<Integer>(); ArrayList<Integer> iPlayer2 = new ArrayList<Integer>(); ArrayList<Integer> iPlayer3 = new ArrayList<Integer>(); ArrayList<Integer> itCards = new ArrayList<Integer>(); //遍历这副洗好的牌,遍历过程中,将牌发到三个玩家和底牌中 for (int i = 0; i < cards.size(); i++) { if(i>=51) { iCards.add(cards.get(i)); } else { if(i%3==0) { iPlayer.add(cards.get(i)); }else if(i%3==1) { iPlayer2.add(cards.get(i)); }else { iPlayer3.add(cards.get(i)); } } }
5.看牌,通过Map集合找到对应的字符展示,通过查询纸牌与数字对应关系,由数字转成纸牌字符串再进行展示。
//对每个人手中的牌排序 Collections.sort(iPlayer); Collections.sort(iPlayer2); Collections.sort(iPlayer3); //对应数字形式的每个人手中的牌,定义字符串形式的牌 ArrayList<String> sPlayer = new ArrayList<String>(); ArrayList<String> sPlayer2 = new ArrayList<String>(); ArrayList<String> sPlayer3 = new ArrayList<String>(); ArrayList<String> sCards = new ArrayList<String>(); for (Integer key : iPlayer) { sPlayer.add(map.get(key)); } for (Integer key : iPlayer2) { sPlayer2.add(map.get(key)); } for (Integer key : iPlayer3) { sPlayer3.add(map.get(key)); } for (Integer key : iCards) { sCards.add(map.get(key)); } //看牌 System.out.println(sPlayer); System.out.println(sPlayer2); System.out.println(sPlayer3); System.out.println(sCards); } }
完整代码为:
import java.util.ArrayList; import java.util.Collections; import java.util.HashMap; /* * 斗地主洗牌发牌排序 */ public class Poker { public static void main(String[] args) { //准备花色 ArrayList<String> color = new ArrayList<String>(); color.add("♠"); color.add("♥"); color.add("♦"); color.add("♣"); //准备数字 ArrayList<String> number = new ArrayList<String>(); Collections.addAll(number,"3","4","5","6","7","8","9","10","J","Q","K","A","2"); //定义一个map集合:用来将数字与每一张牌进行对应 HashMap<Integer, String> map = new HashMap<Integer, String>(); int index = 0; for (String thisNumber : number) { for (String thisColor : color) { map.put(index++, thisColor+thisNumber); } } //加入大小王 map.put(index++, "小王"); map.put(index++, "大王"); //一副54张的牌 ArrayList里边为0-53的数的新牌 ArrayList<Integer> cards = new ArrayList<Integer>(); for (int i = 0; i <= 53; i++) { cards.add(i); } //洗牌 Collections.shuffle(cards); //创建三个玩家和底牌 ArrayList<Integer> iPlayer = new ArrayList<Integer>(); ArrayList<Integer> iPlayer2 = new ArrayList<Integer>(); ArrayList<Integer> iPlayer3 = new ArrayList<Integer>(); ArrayList<Integer> itCards = new ArrayList<Integer>(); //遍历这副洗好的牌,遍历过程中,将牌发到三个玩家和底牌中 for (int i = 0; i < cards.size(); i++) { if(i>=51) { itCards.add(cards.get(i)); } else { if(i%3==0) { iPlayer.add(cards.get(i)); }else if(i%3==1) { iPlayer2.add(cards.get(i)); }else { iPlayer3.add(cards.get(i)); } } } //对每个人手中的牌排序 Collections.sort(iPlayer); Collections.sort(iPlayer2); Collections.sort(iPlayer3); //对应数字形式的每个人手中的牌,定义字符串形式的牌 ArrayList<String> sPlayer = new ArrayList<String>(); ArrayList<String> sPlayer2 = new ArrayList<String>(); ArrayList<String> sPlayer3 = new ArrayList<String>(); ArrayList<String> sCards = new ArrayList<String>(); for (Integer key : iPlayer) { sPlayer.add(map.get(key)); } for (Integer key : iPlayer2) { sPlayer2.add(map.get(key)); } for (Integer key : iPlayer3) { sPlayer3.add(map.get(key)); } for (Integer key : itCards) { sCards.add(map.get(key)); } //看牌 System.out.println("玩家一"+sPlayer); System.out.println("玩家二"+sPlayer2); System.out.println("玩家三"+sPlayer3); System.out.println("底牌"+sCards); } }
运行结果为: