enhmetafile.c File Reference

#include <windows.h>
#include <stdio.h>
#include <string.h>

Include dependency graph for enhmetafile.c:

Go to the source code of this file.

Functions
LRESULT WINAPI	MainWndProc (HWND, UINT, WPARAM, LPARAM)
int WINAPI	WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpszCmdLine, int nCmdShow)

Variables
HENHMETAFILE	EnhMetafile
SIZE	EnhMetafileSize

Function Documentation

MainWndProc()

LRESULT WINAPI MainWndProc	(	HWND	hWnd,
		UINT	msg,
		WPARAM	wParam,
		LPARAM	lParam
	)

Definition at line 89 of file enhmetafile.c.

{
    switch(msg)
    {
 
    case WM_PAINT:
    {
      PAINTSTRUCT ps;
      RECT rc;
      HDC hDC;
      int bk;
 
      GetClientRect(hWnd, &rc);
      hDC = BeginPaint(hWnd, &ps);
      rc.left = (rc.right / 2) - (EnhMetafileSize.cx / 2);
      rc.top = (rc.bottom / 2) - (EnhMetafileSize.cy / 2);
      rc.right = rc.left + EnhMetafileSize.cx;
      rc.bottom = rc.top + EnhMetafileSize.cy;
      bk = SetBkMode(hDC, TRANSPARENT);
      Rectangle(hDC, rc.left - 1, rc.top - 1, rc.right + 1, rc.bottom + 1);
      SetBkMode(hDC, bk);
      PlayEnhMetaFile(hDC, EnhMetafile, &rc);
      EndPaint(hWnd, &ps);
      break;
    }
 
    case WM_DESTROY:
      PostQuitMessage(0);
      break;
 
    default:
      return DefWindowProc(hWnd, msg, wParam, lParam);
    }
    return 0;
}

Referenced by WinMain().

WinMain()

int WINAPI WinMain	(	HINSTANCE	hInstance,
		HINSTANCE	hPrevInstance,
		LPSTR	lpszCmdLine,
		int	nCmdShow
	)

Definition at line 11 of file enhmetafile.c.

{
  WNDCLASS wc;
  MSG msg;
  HWND hWnd;
  ENHMETAHEADER emh;
 
  EnhMetafile = GetEnhMetaFile("test.emf");
  if(!EnhMetafile)
  {
    fprintf(stderr, "GetEnhMetaFile failed (last error 0x%lX)\n",
        GetLastError());
    return(1);
  }
  GetEnhMetaFileHeader(EnhMetafile, sizeof(ENHMETAHEADER), &emh);
  EnhMetafileSize.cx = emh.rclBounds.right - emh.rclBounds.left;
  EnhMetafileSize.cy = emh.rclBounds.bottom - emh.rclBounds.top;
 
  wc.lpszClassName = "EnhMetaFileClass";
  wc.lpfnWndProc = MainWndProc;
  wc.style = CS_VREDRAW | CS_HREDRAW;
  wc.hInstance = hInstance;
  wc.hIcon = LoadIcon(NULL, (LPCTSTR)IDI_APPLICATION);
  wc.hCursor = LoadCursor(NULL, (LPCTSTR)IDC_ARROW);
  wc.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
  wc.lpszMenuName = NULL;
  wc.cbClsExtra = 0;
  wc.cbWndExtra = 0;
  if (RegisterClass(&wc) == 0)
    {
      DeleteEnhMetaFile(EnhMetafile);
      fprintf(stderr, "RegisterClass failed (last error 0x%lX)\n",
          GetLastError());
      return(1);
    }
 
  hWnd = CreateWindow("EnhMetaFileClass",
              "Enhanced Metafile test",
              WS_OVERLAPPEDWINDOW,
              0,
              0,
              EnhMetafileSize.cx + (2 * GetSystemMetrics(SM_CXSIZEFRAME)) + 2,
              EnhMetafileSize.cy + (2 * GetSystemMetrics(SM_CYSIZEFRAME)) + GetSystemMetrics(SM_CYCAPTION) + 2,
              NULL,
              NULL,
              hInstance,
              NULL);
  if (hWnd == NULL)
    {
      DeleteEnhMetaFile(EnhMetafile);
      fprintf(stderr, "CreateWindow failed (last error 0x%lX)\n",
          GetLastError());
      return(1);
    }
 
    //tf = CreateFontA(14, 0, 0, TA_BASELINE, FW_NORMAL, FALSE, FALSE, FALSE,
    //  ANSI_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
    //  DEFAULT_QUALITY, FIXED_PITCH|FF_DONTCARE, "Timmons");
 
  ShowWindow(hWnd, nCmdShow);
 
  while(GetMessage(&msg, NULL, 0, 0))
  {
    TranslateMessage(&msg);
    DispatchMessage(&msg);
  }
 
  DeleteEnhMetaFile(EnhMetafile);
 
  //DeleteObject(tf);
  UnregisterClass("EnhMetaFileClass", hInstance);
 
  return msg.wParam;
}

Variable Documentation

EnhMetafile

HENHMETAFILE EnhMetafile

Definition at line 6 of file enhmetafile.c.

Referenced by MainWndProc(), and WinMain().

EnhMetafileSize

SIZE EnhMetafileSize

Definition at line 7 of file enhmetafile.c.

Referenced by MainWndProc(), and WinMain().