[wxDC::GetTextExtent()] Generates different values after wxMemoryDC::SelectObject()

[Mario Figueiredo]

On 9/4/07, Vadim Zeitlin <vadim at wxwidgets.org> wrote:
>  You can select a temporary 1*1 bitmap initially, it should be enough for
> the calculations to work correctly. You can also use wxClientDC of some
> window -- if you use the same fonts, the results should be the same.

Thank you. I should do as you suggest.