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貪吃蛇代碼.docx
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2017-8-26 22:46 上傳
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貪吃蛇代碼
- #include <stdio.h>
- #include <windows.h>
- #include <conio.h>
- #include <time.h>
- //游戲窗口
- #define FrameX 4 //游戲窗口左上角的X軸坐標
- #define FrameY 4 //游戲窗口左上角的Y軸坐標
- #define Frame_height 20 //游戲窗口的高度
- #define Frame_width 20 //游戲窗口的寬度
- //定義全局變量
- int i,j;
- int a[2]; //用于記住蛇尾坐標,其中a[0]、a[1]分別表示橫、豎坐標
- //聲明蛇的結構體
- struct Snake
- {
- int x[100]; //蛇的橫坐標,其中x[0]表示蛇尾的橫坐標,x[N-1]表示蛇頭的橫坐標
- int y[100]; //蛇的豎坐標,其中y[0]表示蛇尾的豎坐標,y[N-1]表示蛇頭的豎坐標
- int count; //蛇吃食物的個數
- int length; //蛇的長度
- int speed; //蛇的速度
- };
- //聲明食物的結構體
- struct Food
- {
- int x; //食物的橫坐標
- int y; //食物的豎坐標
- };
- /******光標移到指定位置**************************************************************/
- void gotoxy(HANDLE hOut, int x, int y)
- {
- COORD pos;
- pos.X = x; //橫坐標
- pos.Y = y; //縱坐標
- SetConsoleCursorPosition(hOut, pos);
- }
- /******設置文本為綠色*****************************************************************/
- void Set_TextColor_Green (void)
- {
- HANDLE Handle = GetStdHandle(STD_OUTPUT_HANDLE);
- SetConsoleTextAttribute(Handle, FOREGROUND_INTENSITY | FOREGROUND_GREEN);
- }
- /******制作游戲窗口******************************************************************/
- void make_frame()
- {
- HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE); //定義顯示器句柄變量
- gotoxy(hOut,FrameX+2*Frame_width+3,FrameY+13); //打印選擇菜單
- printf("Esc 退出游戲");
- gotoxy(hOut,FrameX+2*Frame_width+3,FrameY+15);
- printf("長按方向鍵:加速");
- gotoxy(hOut,FrameX,FrameY); //打印框角
- printf("╔");
- gotoxy(hOut,FrameX+2*Frame_width-2,FrameY);
- printf("╗");
- gotoxy(hOut,FrameX,FrameY+Frame_height);
- printf("╚");
- gotoxy(hOut,FrameX+2*Frame_width-2,FrameY+Frame_height);
- printf("╝");
- for(i=2;i<2*Frame_width-2;i+=2)
- {
- gotoxy(hOut,FrameX+i,FrameY);
- printf("═"); //打印上橫框
- }
- for(i=2;i<2*Frame_width-2;i+=2)
- {
- gotoxy(hOut,FrameX+i,FrameY+Frame_height);
- printf("═"); //打印下橫框
- }
- for(i=1;i<Frame_height;i++)
- {
- gotoxy(hOut,FrameX,FrameY+i);
- printf("║"); //打印左豎框
- }
- for(i=1;i<Frame_height;i++)
- {
- gotoxy(hOut,FrameX+2*Frame_width-2,FrameY+i);
- printf("║"); //打印右豎框
- }
- gotoxy(hOut,FrameX+Frame_width-5,FrameY-2); //打印游戲名稱
- Set_TextColor_Green (); //設置蛇為綠色
- printf("貪吃蛇游戲");
- }
- /******結束菜單*******************************************************************/
- void over_game()
- {
- system("cls");
- printf("\n\n\n\n\n\n\n\n\t\t\t\t游戲結束\n\n\n");
- Sleep(2000);
- getch();
- }
- /******菜單信息***************************************************************/
- void print_information(HANDLE hOut,struct Snake *snake,struct Food *food)
- {
- gotoxy(hOut,FrameX+2*Frame_width+3,FrameY+1);
- printf("level : %d",snake->count/5+1); //打印游戲等級
- gotoxy(hOut,FrameX+2*Frame_width+3,FrameY+3);
- printf("score : %d",10*snake->count); //打印游戲得分
- gotoxy(hOut,FrameX+2*Frame_width+3,FrameY+5);
- printf("eat food : %d",snake->count); //打印產生食物個數
- gotoxy(hOut,FrameX+2*Frame_width+3,FrameY+7);
- printf("speed : %dms",snake->speed); //打印游戲速度
- gotoxy(hOut,FrameX+2*Frame_width+3,FrameY+9);
- printf("foodX : %d",food->x); //打印食物的橫坐標
- gotoxy(hOut,FrameX+2*Frame_width+3,FrameY+11);
- printf("foodY : %d",food->y); //打印食物的豎坐標
- }
- /******初始化蛇**********************************************************************/
- void init_snake(struct Snake *snake)
- {
- snake->x[0]=FrameX+2; //初始化蛇的橫坐標
- snake->y[0]=FrameY+Frame_height/2; //初始化蛇的豎坐標
- snake->speed=300; //初始化蛇的速度為300ms
- snake->length=3; //初始化蛇的長度為3節
- snake->count=0; //初始化蛇吃的個數為0
- for(i=1;i<snake->length;i++)
- {/* 依次得到蛇身、蛇頭的坐標 */
- snake->x[i]=snake->x[i-1]+2;
- snake->y[i]=snake->y[i-1];
- }
- }
- /******移動蛇*************************************************************************/
- void move_snake(HANDLE hOut,struct Snake *snake)
- {
- gotoxy(hOut,snake->x[0],snake->y[0]);
- printf(" "); /* 清除蛇尾*/
- for(i=1;i<snake->length;i++)
- {/* 后一節的坐標依次取代前一節的坐標 */
- snake->x[i-1]=snake->x[i];
- snake->y[i-1]=snake->y[i];
- }
- }
- /******打印蛇*************************************************************************/
- void print_snake(HANDLE hOut,struct Snake *snake)
- {
- for(i=0;i<snake->length;i++)
- {
- gotoxy(hOut,snake->x[i],snake->y[i]);
- if(i==0)
- {
- printf("○"); //打印蛇尾
- }
- else if(i==snake->length-1)
- {
- printf("¤"); //打印蛇頭
- }
- else
- {
- printf("⊙"); //打印蛇身
- }
- }
- }
- /******隨機產生食物*******************************************************************/
- void get_food(HANDLE hOut,struct Snake *snake,struct Food *food)
- {
- srand((unsigned)time(NULL)); //初始化隨機數
- while(1)
- {/* 產生食物的條件:1.在游戲窗口內 2.不在蛇的身上 */
- food->x = rand() % (Frame_width-1);
- food->y = rand() % Frame_height;
- if( food->x==0 || food->y==0 )
- {
- continue;
- }
- food->x = 2*food->x + FrameX; //得到食物的橫坐標
- food->y+=FrameY; //得到食物的豎坐標
- for(i=0;i<snake->length;i++)
- {/* 判斷食物是否在蛇的身上,如果在蛇身上,則重新產生;否則,打印蛇身 */
- if( food->x==snake->x[i] && food->y==snake->y[i] )
- {
- break;
- }
- }
- if(i==snake->length)
- {
- gotoxy(hOut,food->x,food->y);
- printf("⊙");
- break;
- }
- }
- }
- /******吃食物***************************************************************************/
- void eat_food(HANDLE hOut,struct Snake *snake,struct Food *food)
- {
- if( snake->x[snake->length-1]==food->x && snake->y[snake->length-1]==food->y )
- {/* 如果蛇頭位置與食物位置相同,吃食物 */
- snake->length++; //吃一個食物,蛇身增長一節
- for(i=snake->length-1;i>=1;i--)
- {/* 蛇后節坐標依次賦值給蛇前一節的坐標,依次得到蛇身及蛇頭的坐標 */
- snake->x[i]=snake->x[i-1];
- snake->y[i]=snake->y[i-1];
- }
- snake->x[0]=a[0]; //得到蛇尾移動前的橫坐標
- snake->y[0]=a[1]; //得到蛇尾移動前的豎坐標
- get_food(hOut,snake,food); //重新產生食物
- snake->count++; //食物的個數增1
- if( snake->count%5==0 )
- {/* 當蛇吃Up_level個食物時,速度加快Up_speed毫秒并且升一級 */
- snake->speed-=50;
- }
- }
- }
- /******穿墻**********************************************************************************/
- void through_wall(HANDLE hOut,struct Snake *snake,char ch)
- {
- if( ch==72 && snake->y[snake->length-1]==FrameY)
- {
- snake->y[snake->length-1] = FrameY+Frame_height-1; //如果蛇在上框且向上移動,穿墻
- }
- if( ch==80 && snake->y[snake->length-1]==FrameY+Frame_height )
- {
- snake->y[snake->length-1] = FrameY+1; //如果蛇在下框且向下移動,穿墻
- }
- if( ch==75 && snake->x[snake->length-1]==FrameX )
- {
- snake->x[snake->length-1] = FrameX+2*Frame_width-4; //如果蛇在左框且向左移動,穿墻
- }
- if( ch==77 && snake->x[snake->length-1]==FrameX+2*Frame_width-2 )
- {
- snake->x[snake->length-1] = FrameX+2; //如果蛇在右框且向右移動,穿墻
- }
- }
- /******判斷蛇是否死**************************************************************************/
- int if_die(struct Snake *snake)
- {/* 當蛇頭碰到自身時,蛇死 ,返回值為0 */
- for(i=0;i<snake->length-1;i++)
- {
- if( snake->x[snake->length-1]==snake->x[i] && snake->y[snake->length-1]==snake->y[i] )
- {
- return 0;
- }
- }
- return 1;
- }
- /******開始游戲*******************************************************************************/
- void start_game()
- {
- unsigned char ch=77; //定義用于接收鍵盤輸入的字符變量
- HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE); //定義顯示器句柄變量
- struct Snake s,*snake=&s; //定義蛇的結構體指針并指向蛇的結構體
- struct Food f,*food=&f; //定義食物的結構體指針并指向食物的結構體
- make_frame(); //制作游戲窗口
- init_snake(snake); //初始化蛇
- get_food(hOut,snake,food); //隨機產生食物
- while(1)
- {
- print_information(hOut,snake,food); //打印菜單信息
- a[0]=snake->x[0]; //記住蛇尾的橫坐標
- a[1]=snake->y[0]; //記住蛇尾的豎坐標
- j=0;
- if(kbhit())
- {/* 判斷是否按下鍵盤,如果按下,ch接收鍵盤輸入 */
- ch=getch();
- if(kbhit())
- {/* 如果長按鍵盤,則加速 */
- Sleep(20);
- j=1;
- }
- }
- switch(ch)
- {
- case 72:
- {/* 向上移動 */
- move_snake(hOut,snake); //移動蛇
- snake->y[snake->length-1]-=1; //蛇頭的豎坐標向上移,即減1
- break;
- }
- case 80:
- {/* 向下移動 */
- move_snake(hOut,snake); //移動蛇
- snake->y[snake->length-1]+=1; //蛇頭的豎坐標向下移,即加1
- break;
- }
- case 75:
- {/* 向左移動 */
- move_snake(hOut,snake); //移動蛇
- snake->x[snake->length-1]-=2; //蛇頭的橫坐標向左移,即減2
- break;
- }
- case 77:
- {/* 向右移動 */
- move_snake(hOut,snake); //移動蛇
- snake->x[snake->length-1]+=2; //蛇頭的橫坐標向右移,即加2
- break;
- }
- }
- through_wall(hOut,snake,ch); //穿墻
- eat_food(hOut,snake,food); //吃食物
- print_snake(hOut,snake); //打印蛇
- if( if_die(snake)==0 || ch==27 || snake->speed==50 )
- {/* 游戲結束條件:1.蛇碰到自身 2.按Esc鍵 3.速度為50ms */
- gotoxy(hOut,FrameX+Frame_width-2,FrameY+Frame_height/2-1);
- printf("Game Over");
- Sleep(2000);
- break;
- }
- if(j==0)
- {
- Sleep(snake->speed); //延遲時間
- }
- else
- {
- Sleep(10);
- }
- }
- }
- void main()
- {
- system("color 0D"); //設置文本為粉紅色
- start_game(); //開始游戲
- over_game(); //結束游戲
- }
復制代碼
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