//////////////////////////////////////////////////////////////////////
// PUT THE FOLLOWING DECLARATIONS IN THE HEADER FILE
//////////////////////////////////////////////////////////////////////

   HINSTANCE FFLibDllHandle;
   int ( __stdcall *pfnFFBmpServices )( int, HANDLE, void* );
   void ( __stdcall *pfnFFAsciiWrite)( void*, int, int, void*, int, int, int );
   int  ( __stdcall *pfnFFView )( HWND, void*, int, int, void*, void* );


//////////////////////////////////////////////////////////////////////
// SECTION ONE --- PRELIMINARY OPERATIONS
//////////////////////////////////////////////////////////////////////

// load the DLL
   FFLibDllHandle = 0;
   FFLibDllHandle = LoadLibrary ( "FFLIB.DLL" );
   if ( FFLibDllHandle == 0 )
      {
        MessageBox ( NULL, "LoadLibrary:\nFFLIB.DLL not found.",
                           "Error FS 001", MB_SYSTEMMODAL );
        PostQuitMessage ( 0 );
      }

// load the address of FFBmpServices
   pfnFFBmpServices = ( int ( __stdcall *)( int, HANDLE, void* ) )
      GetProcAddress ( FFLibDllHandle, "FFBmpServices" );
   if ( pfnFFBmpServices == NULL )
      {
        MessageBox ( NULL, "GetProcAddress:\nFFBmpServices not found.",                           "Errore FS 003", MB_SYSTEMMODAL );
        PostQuitMessage ( 0 );
      }

// load the address of FFAsciiWrite
   pfnFFAsciiWrite = ( void ( __stdcall *)( void*, int, int, void*, int, int, int ) )
      GetProcAddress ( FFLibDllHandle, "FFAsciiWrite" );
   if ( pfnFFAsciiWrite == NULL )
      {
        MessageBox ( NULL, "GetProcAddress:\nFFAsciiWrite not found.",
                           "Error FS 003", MB_SYSTEMMODAL );
        PostQuitMessage ( 0 );
      }

// load the address of FFView
   pfnFFView = ( int ( __stdcall *)( HWND, void*, int, int, void*, void* ) )
      GetProcAddress ( FFLibDllHandle, "FFView" );
   if ( pfnFFView == NULL )
      {
        MessageBox ( NULL, "GetProcAddress:\nFFView not found.",
                           "Errore FS 003", MB_SYSTEMMODAL );
        PostQuitMessage ( 0 );
      }

//////////////////////////////////////////////////////////////////////
// SECTION TWO --- OPEN AND LOAD THE BMP FILE
//////////////////////////////////////////////////////////////////////

// set the name of the image to be decompressed and viewed
   char filePathAndName [ 256 ];
   strcpy ( filePathAndName, "C:\\Lavori\\Sito2\\ROMA.BMP" );
   HANDLE handle = CreateFileA ( filePathAndName, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL );
   if ( handle == INVALID_HANDLE_VALUE )
      {
        MessageBox ( NULL, filePathAndName,
                     "BMP file doesn't open, or doesn't exist:", MB_SYSTEMMODAL );
        PostQuitMessage ( 0 );
      }

// check whether it is a true BMP file (rc==2)
   int rslt = pfnFFBmpServices ( 1, handle, NULL );
   if ( rslt != 2 )
      {
        MessageBox ( NULL, "Hey:\nit's not a bitmap!", "Error FS 003", MB_SYSTEMMODAL );
        PostQuitMessage ( 0 );
      }

// get the width and the height of the image
   int width = pfnFFBmpServices ( 2, handle, NULL );
   int height = pfnFFBmpServices ( 3, handle, NULL );

// allocate a buffer for the image according to its size
   int frameSize = width * height;
   HGLOBAL pFrame = GlobalAlloc ( GMEM_FIXED, frameSize );

// carica la palette in memoria
   void* pPalette;
   ( int ) pPalette = pfnFFBmpServices ( 4, handle, NULL );

// carica la bitmap in memoria
   int rc = pfnFFBmpServices ( 5, handle, pFrame );

// close the file
   CloseHandle ( handle );

//////////////////////////////////////////////////////////////////////
// SECTION FOUR --- WRITE SOMETHING AND VIEW THE IMAGE
//////////////////////////////////////////////////////////////////////

// prepare the string to write and print it on the image
   char myComments [ 1024 ];
   strcpy ( myComments, "COLOSSEO" );
   pfnFFAsciiWrite ( pFrame, width, height, myComments, 0, 400, 200 );
   strcpy ( myComments, "CIRCO MASSIMO" );
   pfnFFAsciiWrite ( pFrame, width, height, myComments, 0, 300, 250 );
   strcpy ( myComments, "FORO ROMANO" );
   pfnFFAsciiWrite ( pFrame, width, height, myComments, 0, 500, 300 );
   strcpy ( myComments, "COLONNA TRAIANA" );
   pfnFFAsciiWrite ( pFrame, width, height, myComments, 0, 220, 290 );

// call the image display routine
   Form1 -> WindowState = wsMinimized;
   pfnFFView ( Application -> Handle, pFrame, width/8, height, pPalette, 0 );
   Form1 -> WindowState = wsNormal;

//////////////////////////////////////////////////////////////////////
// SECTION FIVE --- FINAL OPERATIONS
//////////////////////////////////////////////////////////////////////

// free the memory
   GlobalFree ( pFrame );

// free the DLL
   if ( FFLibDllHandle != 0 ) FreeLibrary ( FFLibDllHandle );