贪吃蛇游戏代码

#include<windows.h>#include <time.h>#include"snaker.h"#include"table.h"//游戏状态定义#define GAME_STATE_WAIT     0  //游戏等待状态#define GAME_STATE_RUN      1  //游戏运行状态#define GAME_STATE_END      2  //游戏结束状态//界面相关物件尺寸定义#define WALL_WIDTH             80  //外墙从左部到游戏区的宽度#define WALL_HEIGHT            80  //外墙从顶部到游戏区的高度#define BMP_SCORE_BOARD_WIDTH  256 //分数位图板的宽度#define BMP_SCORE_BOARD_HEIGHT 55  //分数位图板的高度#define BMP_WALL_WIDTH         16  //墙位图的宽度#define BMP_WALL_HEIGHT        16  //墙位图的高度LRESULT CALLBACK WndProc(HWND hWnd,UINT message, WPARAM wParam,LPARAM lParam);void DrawGame(void);void ShellDraw( HDC  hdc );void GameAreaDraw(HDC hdc);void OnTimer(UINT uTIMER_ID);void StartGame( void );void EndGame( void );//创建一个桌子CTable table;int tableBlockWidth = 0;  //桌子的格子的宽度int tableBlockHeight = 0; //桌子的格子的高度int iScores = 0;          //游戏的得分UINT uGameState = GAME_STATE_WAIT; //当前游戏状态HDC windowDC = NULL;      //windows屏幕设备HDC bufferDC = NULL;      //缓冲设备环境HDC picDC = NULL;         //snake图像内存设备HDC endDC = NULL; //游戏终结图像内存设备HDC scoreDC = NULL;      //分数板内存设备HWND hAppWnd = NULL;     //本application窗口句柄HBITMAP picBMP = NULL;      //snake图像位图句柄HBITMAP bufferBMP = NULL;   //缓冲位图句柄HBITMAP endBMP = NULL;      //游戏终结图像内存句柄HBITMAP hbmpWall = NULL;    //墙位图句柄HBITMAP hbmpScore = NULL;   //分数板位图句柄HBRUSH hbrushWall = NULL;      //墙画刷//定时器标识UINT uSnakeMoveTimer;  //蛇的移动UINT uFoodAddTimer;    //水果的产生//框架的位置数据定义//GDI RECT 而不是 MFC CRectRECT g_ClientRect;RECT g_GameValueRect;int g_iClientWidth;int g_iClientHeight;int WINAPI WinMain(HINSTANCE hCurrentInst,HINSTANCE hPrevInstance,   PSTR lpszCmdLine,int nCmdShow){WNDCLASS wndClass;HWND hWnd;MSG msg;UINT width,height;//定义窗口wndClass.style=CS_HREDRAW | CS_VREDRAW;wndClass.lpfnWndProc=WndProc;wndClass.cbClsExtra=0;wndClass.cbWndExtra=0;wndClass.hInstance=hCurrentInst;wndClass.hIcon=LoadIcon(NULL,MAKEINTRESOURCE(IDI_MAIN));wndClass.hCursor=LoadCursor(NULL,IDC_ARROW);wndClass.hbrBackground=(HBRUSH)GetStockObject(WHITE_BRUSH);wndClass.lpszMenuName=NULL;wndClass.lpszClassName="Snake_CLASS";//注册窗口RegisterClass(&wndClass);//取整个屏幕的尺寸width=GetSystemMetrics(SM_CXSCREEN);height=GetSystemMetrics(SM_CYSCREEN);//创建窗口hWnd=CreateWindow("Snake_CLASS","skyblue snake",WS_POPUP,0,0,width,height,NULL,NULL,hCurrentInst,NULL);hAppWnd = hWnd;//显示窗口ShowWindow(hWnd,nCmdShow);UpdateWindow(hWnd);    //获取窗体大小GetClientRect(hAppWnd, &g_ClientRect);g_iClientWidth = g_ClientRect.right-g_ClientRect.left;g_iClientHeight = g_ClientRect.bottom-g_ClientRect.top;//将游戏区域分成纵，横均为20块的小方块//并计算每块区域的大小tableBlockWidth = (g_iClientWidth-2*WALL_WIDTH)/20;tableBlockHeight = (g_iClientHeight-2*WALL_HEIGHT)/20;//获取当前主窗口设备与windowDC关联windowDC=GetDC(NULL);//创建与windowDC兼容的内存设备环境bufferDC=CreateCompatibleDC(windowDC);picDC=CreateCompatibleDC(windowDC);endDC=CreateCompatibleDC(windowDC);scoreDC=CreateCompatibleDC(windowDC);//位图的初始化或载入位图bufferBMP=CreateCompatibleBitmap(windowDC,g_iClientWidth,g_iClientHeight);picBMP=(HBITMAP)LoadImage(NULL,"snake.bmp",IMAGE_BITMAP,160,80,LR_LOADFROMFILE);hbmpWall=(HBITMAP)LoadImage(NULL,"brick.bmp",IMAGE_BITMAP,16,16,LR_LOADFROMFILE);endBMP = (HBITMAP)LoadImage(NULL,"end.bmp",IMAGE_BITMAP,369,300,LR_LOADFROMFILE);hbmpScore=(HBITMAP)LoadImage(NULL,"scoreboard.bmp",IMAGE_BITMAP,265,55,LR_LOADFROMFILE);//声明位图与设备环境的关联SelectObject(bufferDC,bufferBMP);SelectObject(picDC,picBMP);SelectObject(endDC,endBMP);SelectObject(scoreDC,hbmpScore);//建立画刷与其名相对应的图像的关联，//以备用刷子将墙刷出来，用PatBlt()实现hbrushWall = CreatePatternBrush(hbmpWall);StartGame();while(GetMessage(&msg,NULL,0,0)){TranslateMessage(&msg);DispatchMessage(&msg);}return msg.wParam;}LRESULT CALLBACK WndProc(HWND hWnd,UINT message, WPARAM wParam,LPARAM lParam){switch(message){case WM_TIMER :OnTimer((UINT)wParam);break;case WM_KEYDOWN:switch(wParam){case VK_ESCAPE:exit(0);break;case VK_UP:table.ChangeSnakeDirect(S_UP);break;case VK_DOWN:table.ChangeSnakeDirect(S_DOWN);break;case VK_LEFT:table.ChangeSnakeDirect(S_LEFT);break;case VK_RIGHT:table.ChangeSnakeDirect(S_RIGHT);break;case VK_SPACE:if(uGameState == GAME_STATE_END ){StartGame();break;}}return 0;case WM_SETCURSOR:SetCursor(NULL);return 0;case WM_DESTROY:ReleaseDC(hWnd,picDC);ReleaseDC(hWnd,bufferDC);ReleaseDC(hWnd,windowDC);PostQuitMessage(0);return 0;}return DefWindowProc(hWnd,message,wParam,lParam);}void DrawGame(void){//绘制外壳区域到缓冲ShellDraw(bufferDC);//绘制游戏区域到缓冲GameAreaDraw(bufferDC);//将整个画面从缓冲DC拷贝出屏幕BitBlt(windowDC,0,0,g_iClientWidth,g_iClientHeight,bufferDC,0,0,SRCCOPY);}void OnTimer(UINT uTIMER_ID){if ( uTIMER_ID == uSnakeMoveTimer ){//移动蛇table.SnakeMove();//检测是否碰到身体(环绕)，结束游戏if(table.GetSnake()->IsHeadTouchBody(table.GetSnake()->GetPos()[0].x,table.GetSnake()->GetPos()[0].y)){EndGame();}//根据蛇头所在的区域作出相应的处理switch(table.GetData(table.GetSnake()->GetPos()[0].x,table.GetSnake()->GetPos()[0].y)){case TB_STATE_FOOD:table.ClearFood(table.GetSnake()->GetPos()[0].x,table.GetSnake()->GetPos()[0].y);table.AddBlock((rand())%tableBlockWidth,(rand())%tableBlockHeight);table.GetSnake()->AddBody();++iScores;break;case TB_STATE_BLOCK:case TB_STATE_SBLOCK://检测是否碰到障碍物，结束游戏EndGame();break;}//显示DrawGame();}else if ( uTIMER_ID == uFoodAddTimer ){//定时加食物table.AddFood((rand())%tableBlockWidth,(rand())%tableBlockHeight);}}void StartGame(){iScores=0;//桌面的初始化table.InitialTable(tableBlockWidth,tableBlockHeight);table.GetSnake()->ChangeDirect(S_RIGHT);table.GetSnake()->SetHeadPos(tableBlockWidth/2,tableBlockHeight/2);//预先随机产生几个食物srand( (unsigned)time(NULL) );for(int iFoodNum=0;  iFoodNum<4; iFoodNum++){table.AddFood((rand())%tableBlockWidth,(rand())%tableBlockHeight);}//不部下种子也可以直接用rand(),//但是每次游戏开始都是产生完全一样的伪随即序列//打开定时器uSnakeMoveTimer = SetTimer(hAppWnd,500,100,NULL);uFoodAddTimer = SetTimer(hAppWnd,600,7000,NULL);uGameState = GAME_STATE_RUN;}void EndGame( void ){//关闭定时器KillTimer(hAppWnd,uSnakeMoveTimer);KillTimer(hAppWnd,uFoodAddTimer);uGameState = GAME_STATE_END;}void ShellDraw( HDC  hdc ){//HDC hMemDc;//BOOL ret = TRUE;//HDC hMemoryDC;//HBITMAP hbmp;//分数提示显示文字char szText[30] = "Score: ";char szNum[20];int iNowScore = iScores*100;itoa(iNowScore,szNum,10);strcat(szText, szNum);RECT rt, rect;GetClientRect(hAppWnd, &rt);//墙的绘制SelectObject(hdc,hbrushWall);PatBlt(hdc,rt.left,rt.top,rt.right,rt.bottom,PATCOPY);//内部游戏区的白色底平面rect.left = rt.left+WALL_WIDTH;rect.top = rt.top + WALL_HEIGHT;rect.right = rt.right - WALL_WIDTH;rect.bottom = rt.bottom - WALL_HEIGHT;FillRect(hdc, &rect, (HBRUSH) (COLOR_WINDOW+1));//分数提示板的绘制/*hMemoryDC =CreateCompatibleDC(NULL);hbmp = CreateCompatibleBitmap(hdc,265,55);SelectObject(hMemoryDC,hbrushScore);SelectObject(hMemoryDC,hbmp);PatBlt(hMemoryDC,0,0,256,55,PATCOPY);BitBlt(hdc,GetSystemMetrics(SM_CXSCREEN)/3,   10,256,55,hMemoryDC,0,0,SRCCOPY);*/BitBlt(hdc,GetSystemMetrics(SM_CXSCREEN)/3,   10,256,55,scoreDC,0,0,SRCCOPY);//分数的打印绘制SetBkMode(hdc, TRANSPARENT); TextOut(hdc, GetSystemMetrics(SM_CXSCREEN)/3+50, 30,szText,strlen(szText) );}void GameAreaDraw(HDC hdc){int i,j;int x,y, x_pos,y_pos;BitmapState  state;char strMark[20];//绘制水果与 毒果for(i=0;i<tableBlockHeight;i++)for(j=0;j<tableBlockWidth;j++){x_pos = j*20+WALL_WIDTH;y_pos = i*20+WALL_HEIGHT;switch(table.GetData(j,i)){case TB_STATE_FOOD:BitBlt(hdc,x_pos,y_pos,20,20,picDC,100,0,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,20,0,SRCAND);break;case TB_STATE_BLOCK:BitBlt(hdc,x_pos,y_pos,20,20,picDC,80,0,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,0,0,SRCAND);break;}}//根据当前的状态绘制蛇头x=table.GetSnake()->GetPos()[0].x;y=table.GetSnake()->GetPos()[0].y;x_pos = x*20+WALL_WIDTH;y_pos = y*20+WALL_HEIGHT;state=table.GetSnake()->GetStateArray()[0];switch(state){case M_UP_UP:BitBlt(hdc,x_pos,y_pos,20,20,picDC,80,20,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,0,20,SRCAND);break;case M_DOWN_DOWN:BitBlt(hdc,x_pos,y_pos,20,20,picDC,140,20,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,60,20,SRCAND);break;case M_LEFT_LEFT:BitBlt(hdc,x_pos,y_pos,20,20,picDC,100,20,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,20,20,SRCAND);break;case M_RIGHT_RIGHT:BitBlt(hdc,x_pos,y_pos,20,20,picDC,120,20,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,40,20,SRCAND);break;}//根据各个蛇身节点的状态绘制蛇身的形状for(i=1;i<table.GetSnake()->GetLength()-1;i++){x=table.GetSnake()->GetPos()[i].x;y=table.GetSnake()->GetPos()[i].y;x_pos = x*20+WALL_WIDTH;y_pos = y*20+WALL_HEIGHT;state=table.GetSnake()->GetStateArray()[i];switch(state){case M_UP_UP:case M_DOWN_DOWN:BitBlt(hdc,x_pos,y_pos,20,20,picDC,80,40,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,0,40,SRCAND);break;case M_LEFT_LEFT:case M_RIGHT_RIGHT:BitBlt(hdc,x_pos,y_pos,20,20,picDC,100,40,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,20,40,SRCAND);break;case M_RIGHT_DOWN:case M_UP_LEFT:BitBlt(hdc,x_pos,y_pos,20,20,picDC,100,60,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,20,60,SRCAND);break;case M_LEFT_DOWN:case M_UP_RIGHT:BitBlt(hdc,x_pos,y_pos,20,20,picDC,80,60,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,0,60,SRCAND);break;case M_RIGHT_UP:case M_DOWN_LEFT:BitBlt(hdc,x_pos,y_pos,20,20,picDC,140,40,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,60,40,SRCAND);break;case M_LEFT_UP:case M_DOWN_RIGHT:BitBlt(hdc,x_pos,y_pos,20,20,picDC,120,40,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,40,40,SRCAND);break;}}//绘制蛇尾巴x=table.GetSnake()->GetPos()[table.GetSnake()->GetLength()-1].x;y=table.GetSnake()->GetPos()[table.GetSnake()->GetLength()-1].y;x_pos = x*20+WALL_WIDTH;y_pos = y*20+WALL_HEIGHT;state=table.GetSnake()->GetStateArray()[table.GetSnake()->GetLength()-1];switch(state){case M_UP_UP:BitBlt(hdc,x_pos,y_pos,20,20,picDC,120,60,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,40,60,SRCAND);break;case M_DOWN_DOWN:BitBlt(hdc,x_pos,y_pos,20,20,picDC,120,0,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,40,0,SRCAND);break;case M_LEFT_LEFT:BitBlt(hdc,x_pos,y_pos,20,20,picDC,140,60,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,60,60,SRCAND);break;case M_RIGHT_RIGHT:BitBlt(hdc,x_pos,y_pos,20,20,picDC,140,0,SRCPAINT);BitBlt(hdc,x_pos,y_pos,20,20,picDC,60,0,SRCAND);break;}if(uGameState == GAME_STATE_END){//绘制游戏结束图像int x_pos = g_iClientWidth/3;int y_pos = g_iClientHeight/4;BitBlt(hdc, x_pos, y_pos, 369, 300, endDC, 0, 0, SRCCOPY);}}