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发表于 2015-2-10 23:02:31
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本帖最后由 _DEBUG 于 2015-2-10 23:06 编辑
- #include <Windows.h>
- #include <math.h>
- #include <time.h>
- #ifndef _countof
- #define _countof(a) (sizeof(a)/sizeof(a[0]))
- #endif
- HRESULT CALLBACK WindowProc(HWND hWnd,UINT message,WPARAM wParam,LPARAM lParam);
- void DrawStar(HDC hdc,int cx,int cy);
- void DrawCharS(HDC hdc,int xLeft,int yTop,int xRight,int yBottom,int nThickness);
- void DrawCharHalfS(HDC hdc,int xLeft,int yTop,int xRight,int yBottom,int nThickness);
- void DrawStringFishc(HDC hdc,int xLeft,int yTop,int xRight,int yBottom,int nThickness);
- void DrawCharC(HDC hdc,int xLeft,int yTop,int xRight,int yBottom,int nThickness);
- void DrawFishc(HDC hdc);
- static int cxClient,cyClient;
- HRESULT CALLBACK WindowProc(HWND hWnd,UINT message,WPARAM wParam,LPARAM lParam)
- {
- HDC hdc;
- PAINTSTRUCT ps;
- RECT rect;
- switch(message)
- {
- case WM_PAINT:
- hdc = BeginPaint(hWnd,&ps);
- DrawFishc(hdc);
- EndPaint(hWnd,&ps);
- break;
- case WM_TIMER:
- GetClientRect(hWnd,&rect);
- InvalidateRect(hWnd,&rect,TRUE);
- break;
- case WM_CREATE:
- SetTimer(hWnd,1,400,NULL);
- srand(time(NULL));
- break;
- case WM_SIZE:
- cxClient = LOWORD(lParam);
- cyClient = HIWORD(lParam);
- break;
- case WM_DESTROY:
- KillTimer(hWnd,1);
- PostQuitMessage(0);
- break;
- default:
- return DefWindowProc(hWnd,message,wParam,lParam);
- }
- return 0;
- }
- void DrawStar( HDC hdc,int cx,int cy )
- {
- XFORM xForm;
- int i,savedState = SaveDC(hdc);
- double theta = 0;
- xForm.eDx = 0.0;
- xForm.eDy = 0.0;
- SetMapMode(hdc,MM_ISOTROPIC);
- SetViewportOrgEx(hdc,cx/2,cy/2,NULL);
- SetWindowExtEx(hdc,100,-100,NULL);
- SetViewportExtEx(hdc,cx/2,cy/2,NULL);
- SetGraphicsMode(hdc,GM_ADVANCED);
- for(i=0;i<5;i++)
- {
- xForm.eM11 = (FLOAT) cos(theta);
- xForm.eM12 = (FLOAT) sin(theta);
- xForm.eM21 = -xForm.eM12;
- xForm.eM22 = xForm.eM11;
- SetWorldTransform(hdc, &xForm);
- Rectangle(hdc,-10,90,10,0);
- theta += 72*3.1415926/180;
- }
- RestoreDC(hdc,savedState);
- }
- void DrawStringFishc( HDC hdc,int xLeft,int yTop,int xRight,int yBottom,int thick )
- {
- XFORM xForm={0};
- int savedState = SaveDC(hdc);
- int w = (xRight-xLeft-2*thick)/7,h=yBottom-yTop-thick*2;
- POINT ptF[]={0,0,w,0,w,thick,thick,thick,thick,h/2-thick/2,w,h/2-thick/2,w,h/2+thick/2,thick,h/2+thick/2,thick,h,0,h};
- POINT ptI[]={0,0,w,0,w,thick,(w-thick)/2+thick,thick,(w-thick)/2+thick,thick+(h-2*thick),w,thick+(h-2*thick),w,h,
- 0,h,0,h-thick,(w-thick)/2,h-thick,(w-thick)/2,thick,0,thick};
- POINT ptH[]={0,0,thick,0,thick,(h-thick)/2,w-thick,(h-thick)/2,w-thick,0,w,0,w,h,
- w-thick,h,w-thick,(h+thick)/2,thick,(h+thick)/2,thick,h,0,h};
-
- OffsetViewportOrgEx(hdc,xLeft,yTop,NULL);
- OffsetViewportOrgEx(hdc,thick,thick,NULL);
- //Óöà±ßÐλæÖÆ×ÖĸF¡£
- Polygon(hdc,ptF,_countof(ptF));
- OffsetViewportOrgEx(hdc,w*3/2,0,NULL);
- //Óöà±ßÐλæÖÆ×ÖĸI¡£
- Polygon(hdc,ptI,_countof(ptI));
- //»æÖÆ×ÖĸS¡£
- OffsetViewportOrgEx(hdc,w*3/2,-thick/2,NULL);
- DrawCharS(hdc,0,0,w,h+thick,thick);
- OffsetViewportOrgEx(hdc,w*3/2,thick/2,NULL);
- //Óöà±ßÐλæÖÆ×ÖĸH¡£
- Polygon(hdc,ptH,_countof(ptH));
- OffsetViewportOrgEx(hdc,w*3/2,0,NULL);
- //»æÖÆ×ÖĸC¡£
- DrawCharC(hdc,0,0,w,h,thick);
- RestoreDC(hdc,savedState);
- }
- void DrawCharS( HDC hdc,int xLeft,int yTop,int xRight,int yBottom,int nThickness )
- {
- int nSavedDC;
- XFORM xForm={0};
- nSavedDC = SaveDC(hdc);
- xForm.eM11 = xForm.eM22 = -1;//cos(¦Ð)
- OffsetViewportOrgEx(hdc,0,nThickness/2,NULL);
- DrawCharHalfS(hdc,xLeft,yTop,xRight,(yTop+yBottom)/2,nThickness);
- OffsetViewportOrgEx(hdc,0,(yBottom-yTop)/2-nThickness,NULL);
- SetGraphicsMode(hdc,GM_ADVANCED);
- SetWorldTransform(hdc,&xForm);
- DrawCharHalfS(hdc,xLeft,yTop,xRight,(yTop+yBottom)/2,nThickness);
-
- RestoreDC(hdc,nSavedDC);
- }
- void DrawCharHalfS( HDC hdc,int xLeft,int yTop,int xRight,int yBottom,int nThickness )
- {
- HBRUSH hBrush;
- LOGPEN pen;
- HRGN hRgnLargeEllipse,hRgnSmallEllipse,hRgnRect,hRgn,hRgnTemp;
- int rx,ry,nSavedDC = SaveDC(hdc);
-
- rx = (xRight-xLeft)/2;
- ry = (yBottom-yTop)/2;
- OffsetViewportOrgEx(hdc,rx,ry,NULL);
-
- hRgnLargeEllipse = CreateEllipticRgn(-rx,-ry,rx,ry);
- hRgnSmallEllipse = CreateEllipticRgn(-(rx-nThickness),-(ry-nThickness),rx-nThickness,ry-nThickness);
- hRgnRect = CreateRectRgn(0,-ry/4,rx,ry);
- hRgn = CreateRectRgn(0,0,1,1);
- hRgnTemp = CreateRectRgn(0,0,1,1);
- CombineRgn(hRgnTemp,hRgnLargeEllipse,hRgnRect,RGN_DIFF);
- CombineRgn(hRgn,hRgnTemp,hRgnSmallEllipse,RGN_DIFF);
-
- PaintRgn(hdc,hRgn);
- GetObject(GetCurrentObject(hdc,OBJ_PEN),sizeof(pen),&pen);
- if(pen.lopnStyle != PS_NULL)
- {
- hBrush = CreateSolidBrush(pen.lopnColor);
- FrameRgn(hdc,hRgn,hBrush,1,1);
- DeleteObject(hBrush);
- }
-
- DeleteObject(hRgnLargeEllipse);
- DeleteObject(hRgnSmallEllipse);
- DeleteObject(hRgnRect);
- DeleteObject(hRgn);
- DeleteObject(hRgnTemp);
-
- RestoreDC(hdc,nSavedDC);
- }
- void DrawCharC( HDC hdc,int xLeft,int yTop,int xRight,int yBottom,int nThickness )
- {
- HBRUSH hBrush;
- LOGPEN pen;
- HRGN hRgnLargeEllipse,hRgnSmallEllipse,hRgnRect,hRgn,hRgnTemp;
- int rx,ry,nSavedDC = SaveDC(hdc);
-
- rx = (xRight-xLeft)/2;
- ry = (yBottom-yTop)/2;
- OffsetViewportOrgEx(hdc,rx,ry,NULL);
-
- hRgnLargeEllipse = CreateEllipticRgn(-rx,-ry,rx,ry);
- hRgnSmallEllipse = CreateEllipticRgn(-(rx-nThickness),-(ry-nThickness),rx-nThickness,ry-nThickness);
- hRgnRect = CreateRectRgn(0,-ry/2,rx,ry/2);
- hRgn = CreateRectRgn(0,0,1,1);
- hRgnTemp = CreateRectRgn(0,0,1,1);
- CombineRgn(hRgnTemp,hRgnLargeEllipse,hRgnRect,RGN_DIFF);
- CombineRgn(hRgn,hRgnTemp,hRgnSmallEllipse,RGN_DIFF);
-
- PaintRgn(hdc,hRgn);
- GetObject(GetCurrentObject(hdc,OBJ_PEN),sizeof(pen),&pen);
- if(pen.lopnStyle != PS_NULL)
- {
- hBrush = CreateSolidBrush(pen.lopnColor);
- FrameRgn(hdc,hRgn,hBrush,1,1);
- DeleteObject(hBrush);
- }
-
- DeleteObject(hRgnLargeEllipse);
- DeleteObject(hRgnSmallEllipse);
- DeleteObject(hRgnRect);
- DeleteObject(hRgn);
- DeleteObject(hRgnTemp);
-
- RestoreDC(hdc,nSavedDC);
- }
- void DrawFishc(HDC hdc)
- {
- HDC hdcMem;
- HBRUSH hBrush;
- HBITMAP hBitmap;
- int a;
- RECT rect,rcClient={0,0,cxClient,cyClient};
- int nMinW=cxClient/3,nMinH=cyClient/3;
-
- FillRect(hdc,&rcClient,GetStockObject(WHITE_BRUSH));
- rect.left = rand()%(cxClient-nMinW);
- rect.top = rand()%(cyClient-nMinH);
- rect.right = nMinW+rand()%(cxClient-nMinW-rect.left+1);//¿í¶È¡£
- a = (2+rand()%3);//2-4
- rect.bottom = rect.right/a;//¸ß¶È¡£
- if(rect.bottom>cyClient-rect.top)
- {
- rect.bottom = nMinH+rand()%(cyClient-nMinH-rect.top+1);//¸ß¶È¡£
- rect.right = rect.bottom*a;
- }
- else if(rect.bottom<nMinH)
- {
- rect.bottom = nMinH;
- rect.right = nMinW;
- }
- rect.right += rect.left;
- rect.bottom += rect.top;
- a = (int)hypot(rect.right-rect.left,rect.bottom-rect.top)/30;
- hdcMem = CreateCompatibleDC(hdc);
- hBitmap = CreateCompatibleBitmap(hdc,a,a);
- SelectObject(hdcMem,hBitmap);
- SetRect(&rcClient,0,0,a,a);
- InvertRect(hdcMem,&rcClient);
- hBrush = CreateSolidBrush(RGB(rand()%256,rand()%256,rand()%256));
- SelectObject(hdcMem,hBrush);
- DrawStar(hdcMem,a,a);
- SelectObject(hdc,CreatePatternBrush(hBitmap));
- DrawStringFishc(hdc,rect.left,rect.top,rect.right,rect.bottom,a);
-
- DeleteDC(hdcMem);
- DeleteObject(hBrush);
- DeleteObject(hBitmap);
- DeleteObject(SelectObject(hdc,GetStockObject(WHITE_BRUSH)));
- }
- int APIENTRY WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance,LPSTR lpCmdLine,int nShowCmd )
- {
- WNDCLASS wndcls;
- HWND hWnd;
- TCHAR *szClassName = TEXT("MyWin32App");
- MSG msg;
-
- wndcls.cbClsExtra = 0;
- wndcls.cbWndExtra = 0;
- wndcls.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
- wndcls.hCursor = LoadCursor(NULL,IDC_ARROW);
- wndcls.hIcon = LoadIcon(NULL,IDI_APPLICATION);
- wndcls.hInstance = hInstance;
- wndcls.lpfnWndProc = WindowProc;
- wndcls.lpszClassName = szClassName;
- wndcls.lpszMenuName = NULL;
- wndcls.style = CS_HREDRAW | CS_VREDRAW;
-
-
- if(!RegisterClass(&wndcls))
- {
- MessageBox(NULL,TEXT("×¢²á´°¿ÚÀàʧ°Ü£¡"),NULL,MB_ICONERROR);
- return -1;
- }
- hWnd = CreateWindow(szClassName,TEXT("CÓïÑÔ Win32 ³ÌÐò"),WS_OVERLAPPEDWINDOW,CW_USEDEFAULT,0,CW_USEDEFAULT,0,NULL,NULL,hInstance,0);
- ShowWindow(hWnd,nShowCmd);
- UpdateWindow(hWnd);
-
- while(GetMessage(&msg,NULL,0,0))
- {
- TranslateMessage(&msg);
- DispatchMessage(&msg);
- }
- return msg.wParam;
- }
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