C++实现俄罗斯方块

思路：

画出游戏地图， 并留出下一图形和分数显示的位置

图形的建立和颜色

图形下落的实现以及上一图形的清除

是否能继续下落或变形的检测

某一行是否已满需清除以及清除功能与分数更新

核心代码为Run函数

#include

#include

#include

#include

#include

#include

#include

using namespace std;

class Tetris

{

private:

int rank; //游戏难度等级

int score; // 得分

int id; //图形ID

int point[2]; //两基点

int top; //最高点高度

public:

Tetris();

void Welocme(); //首界面

void DrawMap(); //游戏界面

void SetColor(int); //控制颜色

void Draw(int, int, int); //画图形

void Run(); //运行游戏

void ReDraw(int, int, int); //清除图形

bool Judge(int, int, int);

void Turn(int); //旋转

void Updata(); // 更新界面

void Pause(); //游戏暂停

void Input_score();

};

const int sharp[15][8] = //组成图形的各个点的各个坐标，先纵后横

{

{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}

};

const int high[15] = { 4,1,2,2,3,2,3,2,3,2,3,2,3,2,3 };

int map[28][16];

#define a1 0 //条形

#define a2 1

#define b 2 // 方块

#define c1 3 //L形

#define c2 4

#define c3 5

#define c4 6

#define d1 7 //T形

#define d2 8

#define d3 9

#define d4 10

#define e1 11 //闪电1形

#define e2 12

#define f1 13 //闪电2形

#define f2 14

Tetris::Tetris() //构造函数， 初始化各个值

{

point[0] = 0;

point[1] = 5;

score = 0;

top = 25;

}

void Tetris::Turn(int num) //旋转函数

{

switch (num)

{

case a1: id = a2; break; //条形互换

case a2: id = a1; break;

case b: id = b; break; //方块无法旋转

case c1: id = c2; break; //各种L形互换

case c2: id = c3; break;

case c3: id = c4; break;

case c4: id = c1; break;

case d1: id = d2; break; //各种T形互换

case d2: id = d3; break;

case d3: id = d4; break;

case d4: id = d1; break;

case e1: id = e2; break; //两种闪电形互换

case e2: id = e1; break;

case f1: id = f2; break;

case f2: id = f1; break;

}

}

void SetPos(int i, int j) //控制光标位置， 列， 行

{

COORD pos = { i,j };

SetConsoleCursorPosition(GetStdHandle(STD_OUTPUT_HANDLE), pos);

}

void Tetris::Pause() // 暂停函数

{

SetPos(32, 10);

cout << "游戏暂停!" << endl;

SetPos(30, 11);

cout << "你的分数为 " << score;

char temp;

while (1)

{

while (1)

{

if (_kbhit())

{

temp = _getch();

break;

}

}

if (temp == 32)

break;

}

SetPos(32, 10); // 清除暂停时显示的信息

cout << " ";

SetPos(30, 11);

cout << " ";

}

void Tetris::Updata() //更新函数

{

int i, flag;

int nx, ny;

for (i = 0; i < 4; i++)

{

nx = point[0] + sharp[id][i * 2];

ny = point[1] + sharp[id][i * 2 + 1];

SetPos((ny + 1) * 2, nx + 1);

SetColor(0);

cout << "■";

map[nx][ny] = 1; //界面各个点是否为空的更新

}

if (point[0] < top)

top = point[0]; //最高点的更新

for (i = point[0]; i < point[0] + high[id]; i++) //消除行

{

flag = 1;

for (int j = 0; j < 13; j++) //判定某一行是否满， 用flag来标记

if (map[i][j] == 0)

flag = 0;

if (flag == 1)

{

for (int k = i; k >= top; k--)

{

for (int p = 0; p < 13; p++)

{

map[k][p] = map[k - 1][p];

SetPos((p + 1) * 2, k + 1);

if (map[k][p] == 1)

cout << "■";

else cout << " ";

}

}

score += 10;

Input_score();

}

}

}

void Tetris::Input_score()

{

SetColor(3);

SetPos(30, 19);

cout << "得分: " << score;

}

void Tetris::Welocme() //欢迎界面

{

SetColor(1);

char x;

while (1)

{

system("cls");

cout << "■■■■■■■■■■■■■■■■■■■■■" << endl;

cout << " 俄罗斯方块 " << endl;

cout << "■■■■■■■■■■■■■■■■■■■■■" << endl;

cout << " 操作方式：" << endl;

cout << " ↑ - 旋转" << endl;

cout << " ↓ - 加速下移" << endl;

cout << " ← - 左移" << endl;

cout << " → - 右移" << endl;

cout << " 空格 - 暂停" << endl;

cout << "■■■■■■■■■■■■■■■■■■■■■" << endl;

cout << "■ 按1—3选择难度■" << endl;

SetPos(20, 10);

x = getchar();

if (x <= '9' && x >= '0')

{

rank = x - '0';

break;

}

}

}

void Tetris::SetColor(int color_num) //设置颜色

{

int n;

switch (color_num)

{

case 0: n = 0x08; break;

case 1: n = 0x0C; break;

case 2: n = 0x0D; break;

case 3: n = 0x0E; break;

case 4: n = 0x0A; break;

}

SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), n);

}

void Tetris::DrawMap() //画游戏时界面

{

int i;

SetColor(0);

for (i = 0; i < 24; i++) //宽24格

{

SetPos(i * 2, 0);

cout << "■";

SetPos(i * 2, 26);

cout << "■";

}

for (i = 0; i < 26; i++) //高26格

{

SetPos(0, i);

cout << "■";

SetPos(28, i);

cout << "■";

SetPos(46, i);

cout << "■";

}

for (i = 14; i < 24; i++)

{

SetPos(i * 2, 16);

cout << "■";

}

SetColor(3);

Input_score();

SetPos(30, 21);

cout << "难度等级: " << rank;

SetPos(32, 2);

cout << "下一图形";

}

void Tetris::Draw(int x, int y, int num) //画图形

{

int nx, ny;

for (int i = 0; i < 4; i++)

{

nx = x + sharp[num][2 * i];

ny = y + sharp[num][2 * i + 1];

SetPos((ny + 1) * 2, nx + 1);

SetColor(i + 1);

cout << "■";

}

}

void Tetris::ReDraw(int x, int y, int num) //为更新图形的位置清除图形

{

int nx, ny;

for (int i = 0; i < 4; i++)

{

nx = x + sharp[num][2 * i];

ny = y + sharp[num][2 * i + 1];

SetPos((ny + 1) * 2, nx + 1);

cout << " ";

}

}

bool Tetris::Judge(int x, int y, int num) //判定在x, y 所指位置是否可画编号为

{ //num 的图形， 若不可画则反回true

int nx, ny;

for (int i = 0; i < 4; i++)

{

nx = x + sharp[num][2 * i];

ny = y + sharp[num][2 * i + 1];

if (!(nx < 25 && nx >= 0 && ny < 13 && ny >= 0 && !map[nx][ny]))

return true;

}

return false;

}

void Tetris::Run() //运行游戏

{

int next_id;

srand((int)time(0));

id = rand() % 15;

next_id = rand() % 15;

Draw(point[0], point[1], id);

Draw(5, 16, next_id);

int count;

if (rank == 1)

count = 150;

else if (rank == 2)

count = 100;

else if (rank==3)

count = 50;

else

count = 5;

int i = 0; //不同等级对应不同count

while (1)

{

if (!(i < count)) //i 与 count 用于控制时间

{

i = 0;

if (Judge(point[0] + 1, point[1], id)) //在某一位置不能下落的话

{

Updata();

id = next_id;

ReDraw(5, 16, next_id);

next_id = rand() % 15;

point[0] = 0; point[1] = 5;

Draw(point[0], point[1], id);

Draw(5, 16, next_id);

if (Judge(point[0], point[1], id))

{

system("cls");

SetPos(20, 10);

cout << "游戏结束！" << endl;

SetPos(20, 11);

cout << "你的分数为 " << score << endl;

system("pause");

exit(1);

}

}

else //继续下落

{

ReDraw(point[0], point[1], id);

point[0]++;

Draw(point[0], point[1], id);

}

}

if (_kbhit()) //键盘输入值时

{

int key, key2;

key = _getch();

if (key == 224)

{

key2 = _getch();

if (key2 == 72) //按向上方向键时

{

int temp = id;

Turn(id);

if (Judge(point[0], point[1], id))

id = temp;

ReDraw(point[0], point[1], temp);

Draw(point[0], point[1], id);

}

if (key2 == 80) //按向下方向键时

{

if (!Judge(point[0] + 2, point[1], id))

{

ReDraw(point[0], point[1], id);

point[0] += 2;

Draw(point[0], point[1], id);

}

}

else if (key2 == 75) //按向左方向键时

{

if (!Judge(point[0], point[1] - 1, id))

{

ReDraw(point[0], point[1], id);

point[1]--;

Draw(point[0], point[1], id);

}

}

else if (key2 == 77) //按向右方向键时

{

if (!Judge(point[0], point[1] + 1, id))

{

ReDraw(point[0], point[1], id);

point[1]++;

Draw(point[0], point[1], id);

}

}

}

else if (key == 32) // 按下空格暂停

Pause();

}

Sleep(1); //等待1毫秒

i++; //控制下落间隔

}

}

int main()

{

Tetris game;

game.Welocme();

system("cls"); //清除欢迎界面

game.DrawMap();

game.Run();

}

5G游戏 C++

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