斗地主代码实现(方法版) - 黑马程序员技术交流社区

package Demo2;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
/*
* 斗地主
* 1,造牌
* 2,洗牌
* 3,发牌看牌
* 将每一步封装到方法中
*/
public class DouMethodDemo {
public static void main(String[] args) {
HashMap<Integer,String> map=makeCard();
ArrayList<Integer> key=sendCard();
sendCard(map,key);
}
private static HashMap<Integer, String> makeCard() {
//造花色
ArrayList<String> color=new ArrayList<String>();
Collections.addAll(color, "♥","♣","♠","♦");
//造牌点
ArrayList<String> number=new ArrayList<String>();
Collections.addAll(number, "3","4","5","6","7","8","9","10","J","Q","K","A","2");
//将花色和牌点加入Map集合中
HashMap<Integer,String> map=new HashMap<>();
int index=0;
for(String num:number){
for(String co:color){
map.put(index++, num+co);
}
}
//加大小王
map.put(index++, "小王");
map.put(index++,"大王");
return map;
}
private static ArrayList<Integer> sendCard() {
ArrayList<Integer> key=new ArrayList<Integer>();
for(int i=0;i<54;i++){
key.add(i);
}
Collections.shuffle(key);
return key;
}
private static void sendCard(HashMap<Integer, String> map, ArrayList<Integer> key) {
//把54张牌发到3个玩家和底牌的集合中
ArrayList<Integer> keyPlay1=new ArrayList<>();
ArrayList<Integer> keyPlay2=new ArrayList<>();
ArrayList<Integer> keyPlay3=new ArrayList<>();
ArrayList<Integer> keyCards=new ArrayList<>();
//把打乱数字的集合发给玩家和底牌
for(int i=0;i<key.size();i++){
if(i>50){
int num=key.get(i);
keyCards.add(num);
}
else if(i%3==0){
keyPlay1.add(key.get(i));
}
else if(i%3==1){
keyPlay2.add(key.get(i));
}
else{
keyPlay3.add(key.get(i));
}
}
//将玩家手中的牌进行排序
Collections.sort(keyPlay1);
Collections.sort(keyPlay2);
Collections.sort(keyPlay3);
//创建玩家手中牌的集合
ArrayList<String> valuePlay1=new ArrayList<String>();
ArrayList<String> valuePlay2=new ArrayList<String>();
ArrayList<String> valuePlay3=new ArrayList<String>();
ArrayList<String> valueCards=new ArrayList<String>();
//通过玩家集合中的key找到Map集合中的Value
for(Integer k:keyPlay1){
String value=map.get(k);
valuePlay1.add(value);
}
for(Integer k:keyPlay2){
valuePlay2.add(map.get(k));
}
for(Integer k:keyPlay3){
valuePlay3.add(map.get(k));
}
for(Integer k:keyCards){
valueCards.add(map.get(k));
}
//看牌
System.out.println(valuePlay1);
System.out.println(valuePlay2);
System.out.println(valuePlay3);
System.out.println(valueCards);
}
}

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