貪吃蛇小游戲 C語言程序源碼 - ELEOK

#include <stdio.h>
#include <time.h>
#include <windows.h>
#include <stdlib.h>
#define U 1
#define D 2
#define L 3
#define R 4 //蛇的狀態(tài)，U：上；D：下；L:左 R：右
typedef struct SNAKE //蛇身的一個(gè)節(jié)點(diǎn)
{
int x;
int y;
struct SNAKE *next;
} snake;
//全局變量//
int score = 0, add = 10; //總得分與每次吃食物得分。
int status, sleeptime = 200; //每次運(yùn)行的時(shí)間間隔
snake *head, *food; //蛇頭指針，食物指針
snake *q; //遍歷蛇的時(shí)候用到的指針
int endgamestatus = 0; //游戲結(jié)束的情況，1：撞到墻；2：咬到自己；3：主動(dòng)退出游戲。
//聲明全部函數(shù)//
void Pos();
void creatMap();
void initsnake();
int biteself();
void createfood();
void cantcrosswall();
void snakemove();
void pause();
void gamecircle();
void welcometogame();
void endgame();
void gamestart();
void Pos(int x, int y) //設(shè)置光標(biāo)位置
{
COORD pos;
HANDLE hOutput;
pos.X = x;
pos.Y = y;
hOutput = GetStdHandle(STD_OUTPUT_HANDLE);
SetConsoleCursorPosition(hOutput, pos);
}
void creatMap() //創(chuàng)建地圖
{
int i;
for (i = 0; i < 58; i += 2) //打印上下邊框
{
Pos(i, 0);
printf("■");
Pos(i, 26);
printf("■");
}
for (i = 1; i < 26; i++) //打印左右邊框
{
Pos(0, i);
printf("■");
Pos(56, i);
printf("■");
}
}
void initsnake() //初始化蛇身
{
snake *tail;
int i;
tail = (snake *)malloc(sizeof(snake)); //從蛇尾開始，頭插法，以x,y設(shè)定開始的位置//
tail->x = 24;
tail->y = 5;
tail->next = NULL;
for (i = 1; i <= 4; i++)
{
head = (snake *)malloc(sizeof(snake));
head->next = tail;
head->x = 24 + 2 * i;
head->y = 5;
tail = head;
}
while (tail != NULL) //從頭到為，輸出蛇身
{
Pos(tail->x, tail->y);
printf("■");
tail = tail->next;
}
}
int biteself() //判斷是否咬到了自己
{
snake *self;
self = head->next;
while (self != NULL)
{
if (self->x == head->x && self->y == head->y)
{
return 1;
}
self = self->next;
}
return 0;
}
void createfood() //隨機(jī)出現(xiàn)食物
{
snake *food_1;
srand((unsigned)time(NULL));
food_1 = (snake *)malloc(sizeof(snake));
while ((food_1->x % 2) != 0) //保證其為偶數(shù)，使得食物能與蛇頭對其
{
food_1->x = rand() % 52 + 2;
}
food_1->y = rand() % 24 + 1;
q = head;
while (q->next == NULL)
{
if (q->x == food_1->x && q->y == food_1->y) //判斷蛇身是否與食物重合
{
free(food_1);
createfood();
}
q = q->next;
}
Pos(food_1->x, food_1->y);
food = food_1;
printf("■");
}
void cantcrosswall() //不能穿墻
{
if (head->x == 0 || head->x == 56 || head->y == 0 || head->y == 26)
{
endgamestatus = 1;
endgame();
}
}
void snakemove() //蛇前進(jìn),上U,下D,左L,右R
{
snake *nexthead;
cantcrosswall();
nexthead = (snake *)malloc(sizeof(snake));
if (status == U)
{
nexthead->x = head->x;
nexthead->y = head->y - 1;
if (nexthead->x == food->x && nexthead->y == food->y) //如果下一個(gè)有食物//
{
nexthead->next = head;
head = nexthead;
q = head;
while (q != NULL)
{
Pos(q->x, q->y);
printf("■");
q = q->next;
}
score = score + add;
createfood();
}
else //如果沒有食物//
{
nexthead->next = head;
head = nexthead;
q = head;
while (q->next->next != NULL)
{
Pos(q->x, q->y);
printf("■");
q = q->next;
}
Pos(q->next->x, q->next->y);
printf(" ");
free(q->next);
q->next = NULL;
}
}
if (status == D)
{
nexthead->x = head->x;
nexthead->y = head->y + 1;
if (nexthead->x == food->x && nexthead->y == food->y) //有食物
{
nexthead->next = head;
head = nexthead;
q = head;
while (q != NULL)
{
Pos(q->x, q->y);
printf("■");
q = q->next;
}
score = score + add;
createfood();
}
else //沒有食物
{
nexthead->next = head;
head = nexthead;
q = head;
while (q->next->next != NULL)
{
Pos(q->x, q->y);
printf("■");
q = q->next;
}
Pos(q->next->x, q->next->y);
printf(" ");
free(q->next);
q->next = NULL;
}
}
if (status == L)
{
nexthead->x = head->x - 2;
nexthead->y = head->y;
if (nexthead->x == food->x && nexthead->y == food->y) //有食物
{
nexthead->next = head;
head = nexthead;
q = head;
while (q != NULL)
{
Pos(q->x, q->y);
printf("■");
q = q->next;
}
score = score + add;
createfood();
}
else //沒有食物
{
nexthead->next = head;
head = nexthead;
q = head;
while (q->next->next != NULL)
{
Pos(q->x, q->y);
printf("■");
q = q->next;
}
Pos(q->next->x, q->next->y);
printf(" ");
free(q->next);
q->next = NULL;
}
}
if (status == R)
{
nexthead->x = head->x + 2;
nexthead->y = head->y;
if (nexthead->x == food->x && nexthead->y == food->y) //有食物
{
nexthead->next = head;
head = nexthead;
q = head;
while (q != NULL)
{
Pos(q->x, q->y);
printf("■");
q = q->next;
}
score = score + add;
createfood();
}
else //沒有食物
{
nexthead->next = head;
head = nexthead;
q = head;
while (q->next->next != NULL)
{
Pos(q->x, q->y);
printf("■");
q = q->next;
}
Pos(q->next->x, q->next->y);
printf(" ");
free(q->next);
q->next = NULL;
}
}
if (biteself() == 1) //判斷是否會(huì)咬到自己
{
endgamestatus = 2;
endgame();
}
}
void pause() //暫停
{
while (1)
{
Sleep(300);
if (GetAsyncKeyState(VK_SPACE))
{
break;
}
}
}
void gamecircle() //控制游戲
{
Pos(64, 15);
printf("不能穿墻，不能咬到自己\n");
Pos(64, 16);
printf("用↑.↓.←.→分別控制蛇的移動(dòng).");
Pos(64, 17);
printf("F1 為加速，F(xiàn)2 為減速\n");
Pos(64, 18);
printf("ESC ：退出游戲.space：暫停游戲.");
Pos(64, 20);
printf("張文斌修改完成C語言程序貪吃蛇");
status = R;
while (1)
{
Pos(64, 10);
printf("得分：%d ", score);
Pos(64, 11);
printf("每個(gè)食物得分：%d分", add);
j if (GetAsyncKeyState(VK_UP) && status != D)
{
status = U;
}
else if (GetAsyncKeyState(VK_DOWN) && status != U)
{
status = D;
}
else if (GetAsyncKeyState(VK_LEFT) && status != R)
{
status = L;
}
else if (GetAsyncKeyState(VK_RIGHT) && status != L)
{
status = R;
}
else if (GetAsyncKeyState(VK_SPACE))
{
pause();
}
else if (GetAsyncKeyState(VK_ESCAPE))
{
endgamestatus = 3;
break;
}
else if (GetAsyncKeyState(VK_F1))
{
if (sleeptime >= 50)
{
sleeptime = sleeptime - 30;
add = add + 2;
if (sleeptime == 320)
{
add = 2; //防止減到1之后再加回來有錯(cuò)
}
}
}
else if (GetAsyncKeyState(VK_F2))
{
if (sleeptime < 350)
{
sleeptime = sleeptime + 30;
add = add - 2;
if (sleeptime == 350)
{
add = 1; //保證最低分為1
}
}
}
Sleep(sleeptime);
snakemove();
}
}
void welcometogame() //開始界面
{
Pos(40, 12);
system("title c語言研究中心");
printf("歡迎來到貪食蛇游戲！");
Pos(40, 25);
system("pause");
system("cls");
Pos(25, 12);
printf("用↑.↓.←.→分別控制蛇的移動(dòng)， F1 為加速，2 為減速\n");
Pos(25, 13);
printf("加速將能得到更高的分?jǐn)?shù)。\n");
system("pause");
system("cls");
}
void endgame() //結(jié)束游戲
{
system("cls");
Pos(24, 12);
if (endgamestatus == 1)
{
printf("對不起，您撞到墻了。游戲結(jié)束.");
}
else if (endgamestatus == 2)
{
printf("對不起，您咬到自己了。游戲結(jié)束.");
}
else if (endgamestatus == 3)
{
printf("您的已經(jīng)結(jié)束了游戲。");
}
Pos(24, 13);
printf("您的得分是%d\n", score);
exit(0);
}
void gamestart() //游戲初始化
{
system("mode con cols=100 lines=30");
welcometogame();
creatMap();
initsnake();
createfood();
}
int main()
{
gamestart();
gamecircle();
endgame();
return 0;
}

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