matching VCL to touch screen coordinates

[Thorsten Behrens]

Ptyl Dragon wrote:
> We cannot express the difference between 1023 and 1024, in units of 1%, as
> 1% of 1024 is 10.24. So the scale is not sufficient, and even if we fixed
> it for iPad, tomorrow there might be a touch device with twice the
> resolution.
>
Hi Ptyl,

yes, sure. But vcl itself uses integer fractions to express scaling
(check the MapMode class there), as such it should be able to convey
the necessary information. Thus the question for code to look at - I
seem to miss the point. ;)

Cheers,

-- Thorsten
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