Gdiplus::Font font(_T("微软雅黑"), (Gdiplus::REAL)130);

						Gdiplus::RectF orgin(0.0f, 100.0f, nWidth, 200.0f);

						Gdiplus::StringFormat stringformat;

						stringformat.SetAlignment(Gdiplus::StringAlignmentCenter);

						//stringformat.SetLineAlignment(Gdiplus::StringAlignmentCenter);

						Gdiplus::SolidBrush solidBrush(Gdiplus::Color(255, 255, 0, 0));

						graphics.DrawString(strFailedContent.c_str(), -1, &font, orgin, &stringformat, &solidBrush);

float GetTextWidthFloor(const wstring& strText, const Gdiplus::Font& font)

{

	Gdiplus::StringFormat stringformat(Gdiplus::StringAlignmentNear);

	Gdiplus::GraphicsPath graphicsPathObj;

	Gdiplus::FontFamily fontfamily;

	font.GetFamily(&fontfamily);

	Gdiplus::RectF rcBound;

	graphicsPathObj.AddString(strText.c_str(), -1, &fontfamily, font.GetStyle(), font.GetSize(), Gdiplus::PointF(0, 0), &stringformat);

	graphicsPathObj.GetBounds(&rcBound);

	return (float)(rcBound.Width);

}

int GetTextWidth(const wstring& strText, const Gdiplus::Font& font)

{

	// calculate spaces width of text head

	// due to gdiplus do not care about it

	int nHeadSpace = 0;

	int nLen = strText.size();

	for (int i=0; i<nLen; ++i)

	{

		if (0x20 == strText.at(i))

			nHeadSpace++;

		else{

			break;

		}

	}

	// calculate space width

	static float fSpaceWidth = 0.0f;

	if ((fSpaceWidth >= -0.00001f && fSpaceWidth <= 0.00001f) && nHeadSpace > 0)

	{

		fSpaceWidth = GetTextWidthFloor(_T("a b"), font) - GetTextWidthFloor(_T("ab"), font);

	}

	float fResult = GetTextWidthFloor(strText, font) + (float)nHeadSpace * fSpaceWidth;

	return (int)fResult + 1;

}