c语言的贪吃蛇游戏，windows api实现

#include <windows.h> #include "stdio.h" #include "stdlib.h" #include "dos.h" #include<time.h> #define LEFT VK_LEFT #define RIGHT VK_RIGHT #define DOWN VK_DOWN #define UP VK_UP #define WM_EEE WM_USER+10 #pragma comment(lib,"gdi32.lib") LRESULT CALLBACK WindowProcedure (HWND, UINT, WPARAM, LPARAM); /* Make the class name into a global variable */ char szClassName[ ] = "WindowsApp"; int WINAPI WinMain (HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszArgument, int nFunsterStil) { HWND hwnd; MSG messages; WNDCLASSEX wincl; wincl.hInstance = hThisInstance; wincl.lpszClassName = szClassName; wincl.lpfnWndProc = WindowProcedure; wincl.style = CS_GLOBALCLASS; wincl.cbSize = sizeof (WNDCLASSEX); wincl.hIcon = LoadIcon (NULL, IDI_APPLICATION); wincl.hIconSm = LoadIcon (NULL, IDI_APPLICATION); wincl.hCursor = LoadCursor (NULL, IDC_ARROW); wincl.lpszMenuName = NULL; /* No menu */ wincl.cbClsExtra = 0; /* No extra bytes after the window class */ wincl.cbWndExtra = 0; /* structure or the window instance */ /* Use Windows's default color as the background of the window */ wincl.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH); /* Register the window class, and if it fails quit the program */ if (!RegisterClassEx (&wincl)) return 0; /* The class is registered, let's create the program*/ hwnd = CreateWindowEx ( WS_EX_TOOLWINDOW, /* Extended possibilites for variation */ szClassName, /* Classname */ "SNAKE", /* Title Text */ WS_SYSMENU, /* default window */ CW_USEDEFAULT, /* Windows decides the position */ CW_USEDEFAULT, /* where the window ends up on the screen */ 540, /* The programs width */ 380, /* and height in pixels */ HWND_DESKTOP, /* The window is a child-window to desktop */ NULL, /* No menu */ hThisInstance, /* Program Instance handler */ NULL /* No Window Creation data */ ); /* Make the window visible on the screen */ ShowWindow (hwnd, nFunsterStil); /* Run the message loop. It will run until GetMessage() returns 0 */ while (GetMessage (&messages, NULL, 0, 0)) { /* Translate virtual-key messages into character messages */ /* Send message to WindowProcedure */ DispatchMessage(&messages); } /* The program return-value is 0 - The value that PostQuitMessage() gave */ return messages.wParam; } typedef struct snake { POINT node[1000]; int num; int direct; int life; }snk; snk a={{{80,60},{60,60}},2,RIGHT,1}; void rect(HDC hdc,POINT p,int a) { Rectangle(hdc,p.x,p.y,p.x+a,p.y+a); } void drawsnk(HDC hdc) { int i; for(i=0;i<a.num;i++) rect(hdc,a.node[i],19); } int ismax(POINT a,POINT b,POINT c,int l) { if((a.x<b.x)||(a.x>c.x)||(a.y>c.y)||(a.y<b.y)) return 1; else return 0; } /* This function is called by the Windows function DispatchMessage() */ LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) { HDC hdc; PAINTSTRUCT ps; static HPEN hpen=CreatePen(PS_SOLID,4,RGB(200,0,10)),hpen1=CreatePen(PS_SOLID,4,RGB(0,200,0)),hpen2=CreatePen(PS_SOLID,4,RGB(0,200,200)); static HPEN hpenw=CreatePen(PS_SOLID,4,RGB(255,255,255)); static int x=0,y=0,score=0,rank=1; static POINT bound1={0,20},bound2; static POINT food={200,200}; char sco[50]; static int intv=200; static POINT era; static int yy; int i; srand(time(NULL)); switch (message) /* handle the messages */ { case WM_CREATE: SetTimer(hwnd,1,intv,NULL); break; case WM_DESTROY: KillTimer(hwnd,1); PostQuitMessage (0); /* send a WM_QUIT to the message queue */ break; case WM_SIZE: bound2.x=LOWORD(lParam); bound2.y=HIWORD(lParam); x=bound2.x/2;y=bound2.y/2; break; case WM_TIMER: era=a.node[a.num-1]; for(i=a.num-1;i>=1;i--) a.node[i]=a.node[i-1]; switch(a.direct) { case UP: a.node[0].y-=20;break; case DOWN: a.node[0].y+=20;break; case LEFT: a.node[0].x-=20;break; case RIGHT: a.node[0].x+=20;break; } PostMessage(hwnd,WM_EEE,0,0); InvalidateRect(hwnd,NULL,FALSE); break; case WM_EEE: yy=0; hdc=GetDC(hwnd); TextOut(hdc,yy+=20,0,"s",1); ReleaseDC(hwnd,hdc); break; case WM_PAINT: if(a.node[0].x==food.x&&a.node[0].y==food.y) { a.num++; a.node[a.num-1]=a.node[a.num-2]; s: food.x=rand()%(bound2.x/20)*20; food.y=(rand()%((bound2.y-20)/20))*20+20; for(int i=0;i<a.num;i++) if(food.x==a.node[i].x&&food.y==a.node[i].y) goto s; score+=10; if(score%100==0) { intv-=30; KillTimer(hwnd,1); SetTimer(hwnd,1,intv,NULL); rank++; } } for(i=1;i<=a.num-1;i++) { if((a.node[0].x==a.node[i].x&&a.node[0].y==a.node[i].y)||ismax(a.node[0],bound1,bound2,19)) a.life=0; } if(a.life==1) { wsprintf(sco,"SCORE: %5d LV: %d",score,rank); hdc=BeginPaint(hwnd,&ps); TextOut(hdc,20,0,sco,strlen(sco)); SelectObject(hdc,hpen2); MoveToEx(hdc,0,16,NULL); LineTo(hdc,bound2.x,16); SelectObject(hdc,hpen1); rect(hdc,food,17); SelectObject(hdc,hpen); rect(hdc,a.node[0],17); SelectObject(hdc,hpenw); rect(hdc,era,17); EndPaint(hwnd,&ps); } else { if(MessageBox(NULL,"a","b",0)==IDOK); PostQuitMessage (0); } break; case WM_KEYDOWN: if((wParam+a.direct)!=54&&(wParam+a.direct)!=52) { switch(wParam) { case VK_UP: if(a.direct!=UP&&a.direct!=DOWN) a.direct=UP; break;