俄罗斯方块（C++）

// 俄罗斯方块.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include<iostream>
#include<stdlib.h>
#include<Windows.h>
#include<time.h>
#include<conio.h>
using namespace std;
#define A1 0//A代表长条型，B为方块，C为L型，D为闪电型
#define A2 1
#define B 2
#define C11 3
#define C12 4
#define C13 5
#define C14 6
#define C21 7
#define C22 8
#define C23 9
#define C24 10
#define D11 11
#define D12 12
#define D21 13
#define D22 14
void SetPos(int i, int j)//设定光标位置
{
 COORD pos = { i,j };
 HANDLE Out = GetStdHandle(STD_OUTPUT_HANDLE);
 SetConsoleCursorPosition(Out, pos);
}
int sharp[15][8] = {
 {0,0,1,0,2,0,3,0},
 {0,0,0,1,0,2,0,3},
 {0,0,1,0,0,1,1,1},
 {0,0,1,0,1,1,1,2},
 {0,1,1,1,2,0,2,1},
 {0,0,0,1,0,2,1,2},
 {0,0,0,1,1,0,2,0},
 {1,0,1,1,1,2,0,2},
 {0,0,0,1,1,1,2,1},
 {0,0,0,1,0,2,1,0},
 {0,0,1,0,2,0,2,1},
 {0,0,0,1,1,1,1,2},
 {0,1,1,0,1,1,2,0},
 {0,1,0,2,1,0,1,1},
 {0,0,1,0,1,1,2,1}
};//这个二维数组是用来保存各个形状位置的
int high[15] = { 4,1,2,2,3,2,3,2,3,2,3,2,3,2,3 };//这个数组是用来保存各个形状高度的

class Box
{
private:
 int map[23][12];//画坐标
 int hotpoint[2];//热点（即当前活动的点，所有图形都是相当此点绘制的）
 int top;//当前最高位置
 int point;//分数
 int level;//等级
 int ID;//当前活动图形的ID号
public:
 Box()//初始化
 {
  int i, j;
  for (i = 0; i < 23; i++)
  {
   for (j = 0; j < 12; j++)
    map[i][j] = 0;
  }
  hotpoint[0] = 0;
  hotpoint[1] = 5;
  point = 0;
  level = 1;
  top = 99;
  ID = 0;
 }
 void DrawMap();//画界面
 int Judge(int x, int y);//判断当前位置能否绘制图形
 void Welcome();//欢迎界面
 void DrawBox(int x, int y, int num);//绘制图形
 void Redraw(int x, int y, int num);//擦除图形
 void Run();//运行
 void Turn();//转动方块
 void UpdateMap();//更新画面
};
void Box::DrawMap()
{
 int i;
 for (i = 0; i < 14; i++)
 {
  SetPos(i * 2, 0);
  cout << "■";
 }
 for (i = 1; i <= 24; i++)
 {
  SetPos(0, i);
  cout << "■";
  SetPos(13 * 2, i);
  cout << "■";
 }
 for (i = 0; i <14; i++)
 {
  SetPos(i * 2, 24);
  cout << "■";
 }
 for (i = 15; i <= 25; i++)
 {
  SetPos(i * 2, 0);
  cout << "■";
 }
 for (i = 1; i <= 8; i++)
 {
  SetPos(15 * 2, i);
  cout << "■";
  SetPos(25 * 2, i);
  cout << "■";
 }
 for (i = 15; i <= 25; i++)
 {
  SetPos(i * 2, 9);
  cout << "■";
 }
 SetPos(16 * 2, 16);
 cout << "俄罗斯方块";
 SetPos(16 * 2, 17);
 cout << "分数：" << point;
 SetPos(16 * 2, 18);
 cout << "等级：" << level;
}
void Box::DrawBox(int x, int y, int num)//绘制图形
{
 int i;
 int nx, ny;
 for (i = 0; i < 4; i++)
 {
  nx = x + sharp[num][i * 2];
  ny = y + sharp[num][i * 2 + 1];
  SetPos((ny + 1) * 2, nx + 1);//利用sharp数组相对于点x，y绘制形状
  cout << "■";
 }
}
void Box::Redraw(int x, int y, int num)//擦除图形，原理同上。
{
 int i;
 int nx, ny;
 for (i = 0; i < 4; i++)
 {
  nx = x + sharp[num][i * 2];
  ny = y + sharp[num][i * 2 + 1];
  SetPos((ny + 1) * 2, nx + 1);
  cout << " ";//这儿“”里是空格。
 }
}
void Box::Turn()//转动图形，单纯的该ID而已
{
 switch (ID)
 {
 case A1:ID = A2;
  break;
 case A2:ID = A1;
  break;
 case B:ID = B;
  break;
 case C11:ID = C12;
  break;
 case C12:ID = C13;
  break;
 case C13:ID = C14;
  break;
 case C14:ID = C11;
  break;
 case C21:ID = C22;
  break;
 case C22:ID = C23;
  break;
 case C23:ID = C24;
  break;
 case C24:ID = C21;
  break;
 case D11:ID = D12;
  break;
 case D12:ID = D11;
  break;
 case D21:ID = D22;
  break;
 case D22:ID = D21;
  break;
 }
}
void Box::Welcome()//欢迎界面
{
 char x;
 while (1)
 {
  system("cls");
  cout << "■■■■■■■■■■■■■■■■■■■■■" << endl;
  cout << "■     俄罗斯方块控制台板（不闪屏）     ■" << endl;
  cout << "■■■■■■■■■■■■■■■■■■■■■" << endl;
  cout << "■      A，D左右移动，S向下加速         ■" << endl;
  cout << "■           空格键转动方块             ■" << endl;
  cout << "■                                      ■" << endl;
  cout << "■            按1-9选择等级             ■" << endl;
  cout << "■                                      ■" << endl;
  cout << "■■■■■■■■■■■■■■■■■■■■■" << endl;
  SetPos(8, 10);
  x = _getch();
  if (x <= '9'&&x >= '1')//设置等级
  {
   level = x - '0';
   break;
  }
 }
}
void Box::UpdateMap()//更新画面（关键）
{
 int clear;
 int i, j, k;
 int nx, ny;
 int flag;
 for (i = 0; i < 4; i++)//更新map数组的信息
 {
  nx = hotpoint[0] + sharp[ID][i * 2];
  ny = hotpoint[1] + sharp[ID][i * 2 + 1];
  map[nx][ny] = 1;
 }
 if (hotpoint[0] < top)//如果热点高于顶点则更新顶点
  top = hotpoint[0];
 clear = 0;//消除的格数
 for (i = hotpoint[0]; i < hotpoint[0] + high[ID]; i++)
 {
  flag = 0;
  for (j = 0; j < 12; j++)//检测是否可以消除此行
  {
   if (map[i][j] == 0)
   {
    flag = 1;
    break;
   }
  }
  if (flag == 0)//可以消除
  {
   for (k = i; k >= top; k--)//从当前位置向上所有的点下移一行
   {
    if(k==0)//最高点特殊处理
     for (j = 0; j < 12; j++)
     {
      map[k][j] = 0;
      SetPos((j + 1) * 2, k + 1);
      cout << " ";
     }
    else
    {
     for (j = 0; j < 12; j++)
     {
      map[k][j] = map[k - 1][j];
      SetPos((j + 1) * 2, k + 1);
      if (map[k][j] == 0)
       cout << " ";
      else
       cout << "■";
     }
    }
   }
   top++;//消除成功，最高点下移
   clear++;
   point += clear * 100;
  }
 }
 SetPos(16 * 2, 17);
 cout << "分数：" << point;
}
void Box::Run()
{
 int i=0;//不要忘了初始化
 char x;
 int Count;
 int tempID;
 int temp;
 srand((int)time(0));
 ID = rand() % 15;//随机生成ID和下一个ID
 tempID = rand() % 15;
 DrawBox(hotpoint[0], hotpoint[1], ID);//绘制图形
 DrawBox(3, 17, tempID);
 Count = 1000 - level * 100;//等级决定计数
 while (1)
 {
  if (i >= Count)//时间到
  {
   i = 0;//计数器清零
  }
  if (Judge(hotpoint[0] + 1, hotpoint[1]))//如果下个位置无效（即到底）
  {
   UpdateMap();//更新画面
   ID = tempID;//生成新ID，用原等待ID替换当前ID
   hotpoint[0] = 0;
   hotpoint[1] = 5;
   Redraw(3, 17, tempID);
   tempID = rand() % 15;
   DrawBox(hotpoint[0], hotpoint[1], ID);
   DrawBox(3, 17, tempID);
   if (Judge(hotpoint[0], hotpoint[1]))//无法绘制开始图形，游戏结束
   {
    system("cls");
    SetPos(25, 15);
    cout << "游戏结束！！！！最终得分为：" << point << endl;
    system("pause");
    exit(0);
   }
  }
  else
  {
   Redraw(hotpoint[0], hotpoint[1], ID);//没有到底，方块下移一位
   hotpoint[0]++;//热点下移
   DrawBox(hotpoint[0], hotpoint[1], ID);
  }

  if (_kbhit())//读取键盘信息
  {
   x = _getch();
   if (x == 'a' || x == 'A')//左移
   {
    if (Judge(hotpoint[0], hotpoint[1] - 1) == 0)
    {
     Redraw(hotpoint[0], hotpoint[1], ID);
     hotpoint[1] -= 1;
     DrawBox(hotpoint[0], hotpoint[1], ID);
    }
   }
   if (x == 'd' || x == 'D')//移动
   {
    if (Judge(hotpoint[0], hotpoint[1] + 1) == 0)
    {
     Redraw(hotpoint[0], hotpoint[1], ID);
     hotpoint[1] += 1;
     DrawBox(hotpoint[0], hotpoint[1], ID);
    }
   }
   if (x == 's' || x == 'S')//向下加速
   {
    if (Judge(hotpoint[0] + 1, hotpoint[1]) == 0)
    {
     Redraw(hotpoint[0], hotpoint[1], ID);
     hotpoint[0] += 1;
     DrawBox(hotpoint[0], hotpoint[1], ID);
    }
   }
   if (x == ' ')//转动方块
   {
    temp = ID;
    Turn();
    if (Judge(hotpoint[0], hotpoint[1]) == 0)
    {
     Redraw(hotpoint[0], hotpoint[1], temp);
     DrawBox(hotpoint[0], hotpoint[1], ID);
    }
    else
     ID = temp;
   }
   while (_kbhit())//读掉剩下的键盘信息
    _getch();
  }
  Sleep(90);//等待90毫秒(时间很重要)
  i++;//计数器加1
 }
}
int Box::Judge(int x, int y)//判断当前是否可以绘制方块
{
 int i;
 int nx, ny;
 for (i = 0; i < 4; i++)
 {
  nx = x + sharp[ID][i * 2];
  ny = y + sharp[ID][i * 2 + 1];
  if (nx < 0 || nx >= 23 || ny < 0 || ny >= 12 || map[nx][ny] == 1)
   return 1;
 }
 return 0;
}

int main()
{
 Box game;
 game.Welcome();
 system("cls");
 game.DrawMap();
 game.Run();
 system("pause");
    return 0;
}