reactos/apps/tests/enhmetafile/enhmetafile.c

   1 #include <windows.h>
   2 #include <stdio.h>
   3 #include <string.h>
   4
   5 //HFONT tf;
   6 HENHMETAFILE EnhMetafile;
   7 SIZE EnhMetafileSize;
   8 LRESULT WINAPI MainWndProc(HWND, UINT, WPARAM, LPARAM);
   9
  10 int WINAPI
  11 WinMain(HINSTANCE hInstance,
  12         HINSTANCE hPrevInstance,
  13         LPSTR lpszCmdLine,
  14         int nCmdShow)
  15 {
  16   WNDCLASS wc;
  17   MSG msg;
  18   HWND hWnd;
  19   ENHMETAHEADER emh;
  20
  21   EnhMetafile = GetEnhMetaFile("test.emf");
  22   if(!EnhMetafile)
  23   {
  24     fprintf(stderr, "GetEnhMetaFile failed (last error 0x%lX)\n",
  25         GetLastError());
  26     return(1);
  27   }
  28   GetEnhMetaFileHeader(EnhMetafile, sizeof(ENHMETAHEADER), &emh);
  29   EnhMetafileSize.cx = emh.rclBounds.right - emh.rclBounds.left;
  30   EnhMetafileSize.cy = emh.rclBounds.bottom - emh.rclBounds.top;
  31
  32   wc.lpszClassName = "EnhMetaFileClass";
  33   wc.lpfnWndProc = MainWndProc;
  34   wc.style = CS_VREDRAW | CS_HREDRAW;
  35   wc.hInstance = hInstance;
  36   wc.hIcon = LoadIcon(NULL, (LPCTSTR)IDI_APPLICATION);
  37   wc.hCursor = LoadCursor(NULL, (LPCTSTR)IDC_ARROW);
  38   wc.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
  39   wc.lpszMenuName = NULL;
  40   wc.cbClsExtra = 0;
  41   wc.cbWndExtra = 0;
  42   if (RegisterClass(&wc) == 0)
  43     {
  44       DeleteEnhMetaFile(EnhMetafile);
  45       fprintf(stderr, "RegisterClass failed (last error 0x%lX)\n",
  46               GetLastError());
  47       return(1);
  48     }
  49
  50   hWnd = CreateWindow("EnhMetaFileClass",
  51                       "Enhanced Metafile test",
  52                       WS_OVERLAPPEDWINDOW,
  53                       0,
  54                       0,
  55                       EnhMetafileSize.cx + (2 * GetSystemMetrics(SM_CXSIZEFRAME)) + 2,
  56                       EnhMetafileSize.cy + (2 * GetSystemMetrics(SM_CYSIZEFRAME)) + GetSystemMetrics(SM_CYCAPTION) + 2,
  57                       NULL,
  58                       NULL,
  59                       hInstance,
  60                       NULL);
  61   if (hWnd == NULL)
  62     {
  63       DeleteEnhMetaFile(EnhMetafile);
  64       fprintf(stderr, "CreateWindow failed (last error 0x%lX)\n",
  65               GetLastError());
  66       return(1);
  67     }
  68
  69         //tf = CreateFontA(14, 0, 0, TA_BASELINE, FW_NORMAL, FALSE, FALSE, FALSE,
  70         //      ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
  71         //      DEFAULT_QUALITY, FIXED_PITCH|FF_DONTCARE, "Timmons");
  72
  73   ShowWindow(hWnd, nCmdShow);
  74
  75   while(GetMessage(&msg, NULL, 0, 0))
  76   {
  77     TranslateMessage(&msg);
  78     DispatchMessage(&msg);
  79   }
  80
  81   DeleteEnhMetaFile(EnhMetafile);
  82
  83   //DeleteObject(tf);
  84   UnregisterClass("EnhMetaFileClass", hInstance);
  85
  86   return msg.wParam;
  87 }
  88
  89 LRESULT CALLBACK MainWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
  90 {
  91         switch(msg)
  92         {
  93
  94         case WM_PAINT:
  95         {
  96           PAINTSTRUCT ps;
  97           RECT rc;
  98       HDC hDC;
  99       int bk;
 100
 101           GetClientRect(hWnd, &rc);
 102           hDC = BeginPaint(hWnd, &ps);
 103           rc.left = (rc.right / 2) - (EnhMetafileSize.cx / 2);
 104           rc.top = (rc.bottom / 2) - (EnhMetafileSize.cy / 2);
 105           rc.right = rc.left + EnhMetafileSize.cx;
 106           rc.bottom = rc.top + EnhMetafileSize.cy;
 107           bk = SetBkMode(hDC, TRANSPARENT);
 108           Rectangle(hDC, rc.left - 1, rc.top - 1, rc.right + 1, rc.bottom + 1);
 109           SetBkMode(hDC, bk);
 110           PlayEnhMetaFile(hDC, EnhMetafile, &rc);
 111           EndPaint(hWnd, &ps);
 112           break;
 113     }
 114
 115         case WM_DESTROY:
 116           PostQuitMessage(0);
 117           break;
 118
 119         default:
 120           return DefWindowProc(hWnd, msg, wParam, lParam);
 121         }
 122         return 0;
 123 }