 #include <string.h>
#include <time.h>
#include <iostream>
using namespace std;
#define POKER_MAX 54 //54张扑克
#define POKER_COLOR_MAX 4 //四种主花色
#define POKER_POINT_MAX 13 //每种花色13张牌，J=11，Q=12，K=13
#define POKER_COLOR_KING 4 //王的花色
#define POKER_COLOR_0 0 //黑桃花色
#define POKER_COLOR_1 1 //红桃花色
#define POKER_COLOR_2 2 //樱花花色
#define POKER_COLOR_3 3 //方块花色
#define POKER_KING_POINT_BIG 1 //大王的点数
#define POKER_KING_POINT_LITTLE 0 //小王的点数
typedef struct _POKER_CARD_
   {
 short m_sID; //全序列排列时的ID(0~53)
char m_cColor; //扑克花色
char m_cPoint; //扑克点数
 }SCard;
const unsigned long SCardSize=sizeof(SCard);
class CPoker
{
public:
CPoker()
  {
//先整齐排列54张牌，按黑红樱方顺序，每种花色按0~12顺序
int i=0;
int j=0;
int nIndex=0;
for(i=0;i<POKER_COLOR_MAX;i++)
{
for(j=0;j<POKER_POINT_MAX;j++)
{
SetPokerInfo(i,j,nIndex);
nIndex++;
 }
}
//王放在最后两张
SetPokerInfo(POKER_COLOR_KING,POKER_KING_POINT_LITTLE,nIndex); //小王
nIndex++;
SetPokerInfo(POKER_COLOR_KING,POKER_KING_POINT_BIG,nIndex); //大王
}
~CPoker(){}
//一般说来，按牌总数决定洗牌次数，已经洗得很烂了
void Wash(int nTime=POKER_MAX)
{
int i=0;
randIndex = 0;
for(i=0;i<nTime;i++)
Random();
}
//实际的游戏，从此处取洗好的牌张数据
bool Get(unsigned int nIndex,SCard* pCard)
{
if(POKER_MAX<=nIndex) return false;
memcpy((char*)pCard,(char*)&m_Poker[nIndex],SCardSize);
return true;
}
void PrintInfo(void)
{
int i=0;
SCard Card;
for(i=0;i<POKER_MAX;i++)
{
if(Get(i,&Card))
{
printf("%02d - ID=%02d, Color=%d, Point=%02d\n",
i,Card.m_sID,Card.m_cColor,Card.m_cPoint);
}
}
printf("===============\n");
}
private:
//给sID指定的牌张赋值
void SetPokerInfo(char cColor,char cPoint,short sID)
{
m_Poker[sID].m_cColor=cColor;
m_Poker[sID].m_cPoint=cPoint;
m_Poker[sID].m_sID=sID;
}
//交换两张牌
void Exchange(int a,int b)
{
char szTemp[SCardSize];
memcpy(szTemp,(char*)&m_Poker[a],SCardSize);
memcpy((char*)&m_Poker[a],(char*)&m_Poker[b],SCardSize);
memcpy((char*)&m_Poker[b],szTemp,SCardSize);
}
int GetRandomBetween()
{
int retVal = 0;
time_t t;
srand((unsigned) time(&t));
for(int i=0; i<54; i++)
{
randData[i] = rand() % 54;
}
++randIndex;
if(randIndex > 53)
{
randIndex = 0;
}
return randData[randIndex];
}
//随机选取两张牌张交换洗牌
//如果随机数相等，发生碰撞，则b=a+1，总之不一样就可以了。
void Random(void)
{
int a=0;
int b=0;
a = GetRandomBetween();
b = GetRandomBetween();
//printf("%d---%d\n",a,b);
if(a==b)
{
b=a+1;
if(POKER_MAX<=b) b=0;
}
Exchange(a,b);
}
private:
SCard m_Poker[POKER_MAX];
int randData[54];
int randIndex;
};
执行主函数
#include "stdafx.h"
#include "CPoker.h"
int main(int argc, char* argv[])
{
CPoker Poker;
srand((unsigned int)time(NULL));
Poker.PrintInfo();
Poker.Wash();
Poker.PrintInfo();
Poker.Wash();
Poker.PrintInfo();
return 0;
}
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