VC++程序--贪吃蛇部分源代码.doc

source code：#include /main.cpp #include #includesnaker.h #includetable.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 CRect RECT 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; iFoodNum4; 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 szText30 = Score: ; char szNum20;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 strMark20;/绘制水果与 毒果 for(i=0;itableBlockHeight;i+) for(j=0;jGetPos()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;iGetLength()-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); #include snake.hCSnake:CSnake(int x_pos,int y_pos,int len) if(len1) len=1; int i;m_length=len; /蛇的身体体长/初始化蛇的坐标位置 m_pPos=new SPointm_length+2; m_pPos0.x=x_pos;m_pPos0.y=y_pos; for(i=1;im_length+2;i+) m_pPosi.x=0;m_pPosi.y=0; /初始化蛇的运动状态 m_newSnake.head=S_NONE; m_oldSnake.head=S_NONE; m_newSnake.body=new MoveStatem_length; m_oldSnake.body=new MoveStatem_length; for(i=0;im_length;i+) m_newSnake.bodyi=S_NONE; m_newSnake.bodyi=S_NONE; m_newSnake.tail=S_NONE; m_oldSnake.tail=S_NONE;/初始化蛇的位图显示状态 m_pStateArray=new BitmapStatem_length+2; for(i=0;im_length+2;i+) m_pStateArrayi=M_NONE; CSnake:CSnake() SAFE_DELETE_ARRAY(m_pStateArray); SAFE_DELETE_ARRAY(m_pPos); / /根据新旧两个身体的运动趋势情况，返回当前应当显示的身体状态 / BitmapState CSnake:GetRightState(MoveState oldDirect,MoveState newDirect) BitmapState res; switch(oldDirect) case S_NONE: switch(newDirect) case S_NONE: res=M_NONE; break; case S_UP: res=M_UP_UP; break; case S_DOWN: res=M_DOWN_DOWN; break; case S_LEFT: res=M_LEFT_LEFT; break; case S_RIGHT: res=M_RIGHT_RIGHT; break; break; case S_UP: switch(newDirect) case S_UP: res=M_UP_UP; break; case S_LEFT: res=M_UP_LEFT; break; case S_RIGHT: res=M_UP_RIGHT; break; break; case S_DOWN: switch(newDirect) case S_DOWN: res=M_DOWN_DOWN; break; case S_LEFT: res=M_DOWN_LEFT; break; case S_RIGHT: res=M_DOWN_RIGHT; break; break; case S_LEFT: switch(newDirect) case S_LEFT: res=M_LEFT_LEFT; break; case S_UP: res=M_LEFT_UP; break; case S_DOWN: res=M_LEFT_DOWN; break; break; case S_RIGHT: switch(newDirect) case S_RIGHT: res=M_RIGHT_RIGHT; break; case S_UP: res=M_RIGHT_UP; break; case S_DOWN: res=M_RIGHT_DOWN; break; break; return res; / /改变方向 / void CSnake:ChangeDirect(MoveState d) / 改变方向的条件：非对立方向 / 只能为其左，前，右方 switch(d) case S_NONE: m_newSnake.head=d; break; case S_UP: if(m_newSnake.head!=S_DOWN) m_newSnake.head=d; break; case S_DOWN: if(m_newSnake.head!=S_UP) m_newSnake.head=d; break; case S_LEFT: if(m_newSnake.head!=S_RIGHT) m_newSnake.head=d; break; case S_RIGHT: if(m_newSnake.head!=S_LEFT) m_newSnake.head=d; break; / /蛇移动 / void CSnake:Move(void) int i; /1.计算新状态各个节点的状态 /保存蛇身体各个部位的形状 for(i=0;i0;i-) m_newSnake.bodyi=m_newSnake.bodyi-1; m_newSnake.body0=m_newSnake.head;/根据新旧状态特性取正确的状态 m_pStateArray0=GetRightState(m_oldSnake.head,m_newSnake.head); for(i=0;i0;i-) m_pPosi=m_pPosi-1; /蛇头的新位置根据蛇的运动方向判断做相应偏移 switch(m_newSnake.head) case S_UP: m_pPos0.y-=SNAKE_MOVE; break; case S_DOWN: m_pPos0.y+=SNAKE_MOVE; break; case S_LEFT: m_pPos0.x-=SNAKE_MOVE; break; case S_RIGHT: m_pPos0.x+=SNAKE_MOVE; break; / /蛇的身体增长 / void CSnake:AddBody(int n) / 分配临时的save类型变量，用作保留 / 蛇的各种数据状态 int i; Snake_Struct saveOldSnake,saveNewSnake; BitmapState *savestateArray; SPoint *savePos;/保存蛇的位置信息 / pos savePos=new SPointm_length+2; for(i=0;im_length+2;i+) savePosi=m_pPosi;/保存蛇的状态信息 / 1.oldSnake / 2.newSnake / 3.stateArray/1 saveOldSnake.head=m_oldSnake.head; saveOldSnake.body=new MoveStatem_length; for(i=0;im_length;i+) saveOldSnake.bodyi=m_oldSnake.bodyi; saveOldSnake.tail=m_oldSnake.tail; /2 saveNewSnake.head=m_newSnake.head; saveNewSnake.body=new MoveStatem_length; for(i=0;im_length;i+) saveNewSnake.bodyi=m_newSnake.bodyi; saveNewSnake.tail=m_newSnake.tail; /3 savestateArray=new BitmapStatem_length+2; for(i=0;im_length+2;i+) savestateArrayi=m_pStateArrayi;/将长度增长 m_length+=n;/释放所有蛇的身体存储数据空间 delete m_oldSnake.body;m_oldSnake.body=NULL; delete m_newSnake.body;m_newSnake.body=NULL; delete m_pStateArray;m_pStateArray=NULL; delete m_pPos;m_pPos=NULL;/创建并初始化增长后的蛇的存储数据空间m_newSnake.head=S_NONE; m_oldSnake.head=S_NONE; m_newSnake.body=new MoveStatem_length; m_oldSnake.body=new MoveStatem_length; for(i=0;im_length;i+) m_newSnake.bodyi=S_NONE; m_newSnake.bodyi=S_NONE; m_newSnake.tail=S_NONE; m_oldSnake.tail=S_NONE;m_pStateArray=new BitmapStatem_length+2; for(i=0;im_length+2;i+) m_pStateArrayi=M_NONE; m_pPos=new SPointm_length+2; for(i=0;im_length+2;i+) m_pPosi.x=0; m_p