Re: FreeImage help

From:
Aegis Delacour <eloquent1@gmail.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Mon, 9 Nov 2009 03:12:42 -0800 (PST)
Message-ID:
<31d5d36a-eedd-4c8a-8fae-f6a5f96b0069@x6g2000prc.googlegroups.com>
wow thanks for the great replies but to be honest im a little
confused, i apologize for so many 'newbie' questions cause well im
pretty new to this coding.

so from what i get this is what i see...

CMyFullScreen screen; //This is a variable

class CMyFullScreen : public CWnd {
//Should anything go in here?
};

void screeny() //i don't need the 'condition here as i will be using a
function call to link here to display the image
    {
     LPCTSTR classname = AfxRegisterWndClass(0);
     screen.CreateEx(0,
                                    NULL,
                                    WS_OVERLAPPED | WS_VISIBLE,
                                    0, 0,
                                    1280, 768,
                                    NULL,
                                    NULL);
     }

void CMyFullScreen::OnPaint()
    {
     CPaintDC dc(this);
     ... do your drawing here

     int dest_x, dest_y, width, height;
     dest_x=0;
     dest_y=0;
     width=800;
     height=900;

     FIBITMAP *fibmp_img = FreeImage_Load(FIF_JPEG, "screen1.JPG",
     JPEG_DEFAULT);
     StretchDIBits(hdcC, dest_x, dest_y, width, height, 0, 0, width,
     height, FreeImage_GetBits(fibmp_img), FreeImage_GetInfo
(fibmp_img),
     DIB_RGB_COLORS, SRCCOPY);
     FreeImage_Unload(fibmp_img);

    dc.BitBlt(0, 0, bmpWidth, bmpHeight, &MemDC, 0, 0,SRCCOPY );

  }

CMyFullScreen::LoadFromFile(const CString & filename) //Whats this
function for as i already drew the image in OnPaint dialog right?
{
// FreeImage class
fipWinImage img;

#ifdef _UNICODE
img.loadU("Screeny1.jpg");
#else
img.load("Screeny1.jpg");
#endif
.....

// CRect with the image size
CRect r(CPoint(0,0), CSize(img.getWidth(), img.getHeight())) ;

// assuming MemDC is a protected CDC member variable of CMyFullScreen
// also a CBitmap member ( created CreateCompatibleBitmap) is selected
in
// that MemDC
img.draw(MemDC.GetSafeHdc(), r);
....

}

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