贪吃蛇代码

																**贪吃蛇**

#include 
#include
#include
#include
#include
using namespace std;
typedef struct a
{
	int x; int y;
	struct a *next;
}Snake;

int weizhix = 0, weizhiy = 0;		//食物的位置坐标；

void Gotoab(short a, short b);		//到达指定地方；
void Greatgraph();					//打印范围；
void GreatFood();					//随机产生食物；
int  ClickControl();				//获取键盘信息；
int Judge();						//判断结束条件；
void Greatsnake();					//创造蛇；
void Movebody();					//蛇方向的移动；
void Changebody(int a,int b);		//蛇身体的移动；
void Eating();						//判断是否吃到食物；
void Welcome();						//开始界面；
void End();							//结束界面；

Snake *head, *tail;
string name;
int score = 0;
char  click=1;
int speed;


int main()
{
	system("color 0A");
	Welcome();
	Greatgraph();
	GreatFood();
	if (ClickControl() == 0)return 0;
	return 0;
}

void Gotoab(short a, short b)
{
	COORD pos = { a, b };	//结构体；
	HANDLE Output;			//句柄，类似指向指针的东西；
	Output = GetStdHandle(STD_OUTPUT_HANDLE);
	SetConsoleCursorPosition(Output, pos);
}

void Greatgraph()
{
	for (int i = 0; i < 26; i++)
	{
		Gotoab(0, i);
		cout << "■";
		Gotoab(62, i);
		cout << "■";
	}
	for (int i = 2; i < 62; i += 2)
	{
		Gotoab(i, 0);
		cout << "■";
		Gotoab(i, 25);
		cout << "■";
	}
	Gotoab(86, 5);
	cout << "你当前分数：";
	Gotoab(85, 7);
	cout << "☆☆☆☆☆☆☆";
	Gotoab(85, 13);
	cout << "☆☆☆☆☆☆☆";
	for (int i = 8; i < 13; i++)
	{
		Gotoab(85, i);
		cout << "☆";
		Gotoab(97, i);
		cout << "☆";
	}
	Gotoab(91, 10);
	cout << score;
	Greatsnake();
}

void GreatFood()
{
	srand((int)time(NULL));
	flag:
	weizhix = rand() % 30 + 1;
	weizhix *= 2;
	weizhiy = rand() % 24 + 1;
	Snake *t;
	t = head;
	while (t->next!=NULL)
	{
		if (weizhix == t->x&&weizhiy == weizhiy)
		goto flag;
		t = t->next;
	}
	Gotoab(weizhix, weizhiy);
	cout << "⊙";
}

int ClickControl()
{
	while (1)
	{
		if (Judge() == 0) return 0;
		if (_kbhit())						//判断是否有键盘输入；
		{
			click = _getch();				//只接收不显示；
		}
		Movebody();
		Eating();
	}
	return 1;
}

int Judge()
{
	if (head->x == 0 || head->x == 62 || head->y == 0 || head->y == 25)
	{
		End();
		return 0;
	}
	Snake *t = head->next;
	while (t->next!=NULL)
	{
		if (head->x == t->x&&head->y == t->y)
		{
			End();
			return 0;
		}
		t= t->next;
	}
	return 1;
}

void Greatsnake()
{
	Snake *p, *q;
	p = new Snake;
	q = new Snake;
	head = new Snake;
	tail = new Snake;
	head->x = 16;
	head->y = 16;
	p->x = 16;
	p->y = 17;
	q->x = 16;
	q->y = 18;
	tail->x = 0;								//只是连接在sanke链表后面，并不显示出来；
	tail->y = 0;					
	tail->next = NULL;
	head->next = p;
	p->next = q;
	q->next = tail;
}

void Movebody()
{
	int number = 0;
	int data1 = head->x, data2 = head->y;
	Snake *t=head;
	while (t->next!=NULL)
	{
		Gotoab(t->x, t->y);
		cout << "  ";
		number++;
		t = t->next;
	}
	switch (click)
	{
	case 'w':
		head->y -= 1;
		Changebody(data1, data2);
		break;
	case 'a':
		head->x -= 2;
		Changebody(data1, data2);
		break;
	case 'd':
		head->x += 2;
		Changebody(data1, data2);
		break;
	case 's':
		head->y += 1;
		Changebody(data1, data2);
		break;
	case'p':
		_getch();
		break;
	}
	t = head;
	while (t->next!=NULL)
	{
		Gotoab(t->x, t->y);
		cout << "■";
		t = t->next; 
	}
	t = head;
	Gotoab(0, 28);
#if(0)
	if (number <= 10) speed = 150;
	else if (number > 10 && number <= 20) speed = 100;
	else if (number > 20 && number <= 40) speed = 50;
	else speed = 10;
#endif
	speed = 150;
	Sleep(speed);
}

void Changebody(int a,int b)
{
	Snake *t = head->next;
	int temp1, temp2, mid1, mid2;
	temp1 = t->x; temp2 = t->y;
	while (t->next->next!=NULL)
	{
		mid1 = t->next->x;
		mid2 = t->next->y;
		t->next->x = temp1;
		t->next->y = temp2;
		temp1 = mid1;
		temp2 = mid2;
		t = t->next;
	}
	t = head->next;
	t->x = a;
	t->y = b;
}

void Eating()
{
	if (head->x == weizhix && head->y == weizhiy)
	{
		GreatFood();
		Snake *stud = new Snake;
		Snake *t;
		t = head;
		while (t->next->next!=NULL)
		{
			t = t->next;
		}									//插入在q后面；
		t->next = stud;
		stud->next = tail;
		score+=10;
		Gotoab(91, 10);
		cout << score;
	}
}

void Welcome()
{
	Gotoab(25, 6);
	cout << "/*****************************************************************/";
	Gotoab(25, 25);
	cout << "/*****************************************************************/";
	Gotoab(40, 11);
	printf("WELCOME TO THE GAME OF RETRO SNAKE");
	Gotoab(30, 16);
	cout<<"请在英文输入法中操作，反向移动等同于吃到自己，W A S D控制 P暂停";
	Gotoab(40, 20);
	cout<<"PLEASE ENTER YOUR NAME:";
	cin >> name;
	system("cls");
}

void End()
{
	system("cls");
	Gotoab(25, 6);
	cout << "◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎";
	Gotoab(40, 11);
	cout << "GAME   OVER    (#￣▽￣#）";
	Gotoab(40, 16);
	cout << "Your Score is   " << score<<"      ≥▽≤";
	Gotoab(40, 20);
	cout << "还不错哦，继续努力～(*▔^▔*)";
	Gotoab(25, 25);
	cout << "◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎◎";
	cout << endl<