先放效果
源代码
//2016-2-12
//zhaoyu
//Gmail:zhaoyu1995.com@gmail.com
//Language: C
//Platform:Code::Blocks
#include <stdio.h>
#include <windows.h>
#include <stdlib.h>
#include <time.h>
typedef struct snake
{
int x;
int y;
struct snake *next;
}Snake;
int X, Y;
enum STATUS{Up = 1, Down, Left, Right};
Snake *pHead, *pBody;//the head of the snake
enum STATUS Direction;
int score=0, scorePerFood=10;
int gameStatus = 0;
int timeInterval = 200;
void gameEnd(void);
void setPosition(int x, int y)
{
COORD pos;
HANDLE hOutput;
pos.X = x;
pos.Y = y;
hOutput = GetStdHandle(STD_OUTPUT_HANDLE);
SetConsoleCursorPosition(hOutput, pos);
}
void hideCursor()
{
CONSOLE_CURSOR_INFO cursor_info = { 1, 0 };
SetConsoleCursorInfo(GetStdHandle(STD_OUTPUT_HANDLE), &cursor_info);
}
void creatInterface(void)
{
int i;
for(i=0;i<58;i+=2)
{
setPosition(i,0);
printf("¡ö");//a ¡ö occupy two character space
setPosition(i,26);
printf("¡ö");
}
for(i=1;i<26;i++)
{
setPosition(0,i);
printf("¡ö");
setPosition(56,i);
printf("¡ö");
}
setPosition(65, 10);
printf("Introduction");
setPosition(63,12);
printf("¡ü Move up.");
setPosition(63,14);
printf("¡ý Move Down.");
setPosition(63,16);
printf("¡û Move left.");
setPosition(63,18);
printf("¡ú Move right.");
setPosition(63,20);
printf("F1 Speed up.");
setPosition(63, 22);
printf("F2 Slow down.");
setPosition(63, 24);
printf("Space Game pause.");
setPosition(63,26);
printf("ESC Quit the game.");
setPosition(63, 4);
printf("Score:");
setPosition(63, 6);
printf("Score Per Food:");
}
void initializeSnake(void)
{
Snake *pTail;
int i;
pTail = (Snake *)malloc(sizeof(Snake));
pTail->x = 24;
pTail->y = 5;
pTail->next = NULL;
for (i = 1; i < 4; i++)
{
pHead = (Snake *)malloc(sizeof(Snake));
pHead->next = pTail;
pHead->x = 24 + 2*i;
pHead->y = 5;
pTail = pHead;//Important
}
while (pTail != NULL)
{
setPosition(pTail->x, pTail->y);
printf("¡ö");
pTail = pTail->next;
}
}
int biteSelf(void)
{
Snake *pSelf = pHead->next;
while (pSelf != NULL)
{
if (pHead->x==pSelf->x && pHead->y==pSelf->y)
{
return 1;
}
pSelf = pSelf->next;
}
return 0;
}
void creatFood(void)
{
int flag = 0;
X = Y = 4;
srand((unsigned)time(NULL));
do{
X = rand()%52 + 2;
Y = rand()%24 + 1;
if (X%2 != 0)
{
flag = 1;
}
else
{
flag = 0;
}//Important
pBody = pHead;
while (pBody->next != NULL)
{
if(pBody->x==X && pBody->y==Y)
{
flag = 1;
}
pBody = pBody->next;
}
}while(flag==1);
setPosition(X, Y);
printf("¡ö");
}
void hitWall(void)
{
if (pHead->x==0 || pHead->x>=56 || pHead->y==0 || pHead->y>=26)
{
gameStatus = 1;
gameEnd();
}
}
void snakeMove(void)
{
Snake *pNextHead;
hitWall();
pNextHead = (Snake *)malloc(sizeof(Snake));
pNextHead->next = pHead;
switch(Direction)
{
case Up:
pNextHead->x = pHead->x;
pNextHead->y = pHead->y - 1;
break;
case Down:
pNextHead->x = pHead->x;
pNextHead->y = pHead->y + 1;
break;
case Right:
pNextHead->x = pHead->x + 2;
pNextHead->y = pHead->y;
break;
case Left:
pNextHead->x = pHead->x - 2;
pNextHead->y = pHead->y;
break;
default:
break;
}
pHead = pNextHead;
pBody = pHead;
if (pNextHead->x == X && pNextHead->y == Y)
{
while (pBody != NULL)
{
setPosition(pBody->x, pBody->y);
printf("¡ö");
pBody = pBody->next;
}
score += scorePerFood;
creatFood();
}
else
{
setPosition(pBody->x, pBody->y);
printf("¡ö");
while (pBody->next->next != NULL)
{
pBody = pBody->next;
}
setPosition(pBody->next->x, pBody->next->y);
printf(" ");
free(pBody->next);
pBody->next = NULL;
}
if (biteSelf() == 1)
{
gameStatus = 2;
gameEnd();
}
}
void pause(void)
{
while(1)
{
Sleep(300);
if(GetAsyncKeyState(VK_SPACE))
{
break;
}
}
}
void gameCircle(void)
{
Direction = Right;
while (1)
{
setPosition(72, 4);
printf("%d", score);
setPosition(80, 6);
printf("%d ", scorePerFood);//Attention space is needed
if (GetAsyncKeyState(VK_UP) && Direction!=Down)
{
Direction = Up;
}
else if (GetAsyncKeyState(VK_DOWN) && Direction!=Up)
{
Direction = Down;
}
else if (GetAsyncKeyState(VK_LEFT) && Direction!=Right)
{
Direction = Left;
}
else if (GetAsyncKeyState(VK_RIGHT) && Direction!=Left)
{
Direction = Right;
}
else if (GetAsyncKeyState(VK_SPACE))
{
pause();
}
else if (GetAsyncKeyState(VK_ESCAPE))
{
gameStatus = 3;
break;
}
else if (GetAsyncKeyState(VK_F1))
{
if(timeInterval >= 70)
{
timeInterval -= 60;
}
}
else if (GetAsyncKeyState(VK_F2))
{
if (timeInterval <= 400)
{
timeInterval += 60;
}
}
switch (timeInterval)
{
case 20: scorePerFood = 20;break;
case 80: scorePerFood = 15;break;
case 140: scorePerFood = 12;break;
case 200: scorePerFood = 10;break;
case 260: scorePerFood = 8;break;
case 320: scorePerFood = 6;break;
case 380: scorePerFood = 4;break;
case 440: scorePerFood = 2;break;
default: scorePerFood = 0;break;
}
Sleep(timeInterval);
snakeMove();
}
}
void welcomePage(void)
{
setPosition(35,2);
printf("Welcome to Snake");
setPosition(15, 5);
printf("Rules:");
setPosition(15, 7);
printf("1. Use ¡ü.¡ý.¡û.¡ú to control the movement of the Snake.");
setPosition(15, 9);
printf("2. Biting the snake itself is forbidden.");
setPosition(15, 11);
printf("3. Hit the wall is forbidden.");
setPosition(15, 13);
printf("Developeder: zhaoyu.");
setPosition(15, 15);
printf("Blog: http://blog.csdn.net/sinat_30046339");
setPosition(28, 23);
printf("Press any key to continue...");
setPosition(0, 28);
getchar();
system("cls");
}
void gameEnd(void)
{
system("cls");
setPosition(32, 10);
switch(gameStatus)
{
case 1:
printf("You hit the wall!");
break;
case 2:
printf("You bit yourself!");
break;
case 3:
printf("You chose to end the game.");
break;
default:
break;
}
setPosition(32, 14);
printf("Your final score is %d", score);
getchar();
setPosition(0, 25);
exit(0);
}
void gameStart(void)
{
system("mode con cols=100 lines=30");//no space around equal sign
welcomePage();
creatInterface();
initializeSnake();
creatFood();
}
//Main Function
int main(void)
{
hideCursor();
gameStart();
gameCircle();
gameEnd();
return 0;
}