/*//第一种填充图片的方法
	CBitmap bmp;
	bmp.LoadBitmapW(IDB_BITMAP2);
	CBrush brush;
	brush.CreatePatternBrush(&bmp);

	HRGN r=CreateRectRgn(0,0,0,0);
	GetWindowRgn(r);

	CRgn rgn;
	rgn.Attach(r);
	pDC->FillRgn(&rgn,&brush);
	rgn.Detach();
	brush.DeleteObject();*///

	//第二种填充颜色的方法

	CBrush brush(RGB(0,255,255));
	HRGN r=CreateRectRgn(0,0,0,0);
	GetWindowRgn(r);
	//SelectClipRgn(pDC->GetSafeHdc(),r);
	CBrush *OldBrush=pDC->SelectObject(&brush);
	CRgn rgn;
	rgn.Attach(r);
	pDC->FillRgn(&rgn,&brush);
	pDC->SelectObject(OldBrush);