AW: globalLoc returns wrong values!

[Tiemo Hollmann TB]

I didn't knew, that 150% = high-dpi mode, that’s good to know
Thanks for the info
Tiemo

> -----Ursprüngliche Nachricht-----
> Von: use-livecode [mailto:use-livecode-bounces at lists.runrev.com] Im
Auftrag
> von Trevor DeVore
> Gesendet: Mittwoch, 23. April 2014 14:17
> An: How to use LiveCode
> Betreff: Re: globalLoc returns wrong values!
> 
> On Wed, Apr 23, 2014 at 5:14 AM, Tiemo Hollmann TB
<toolbook at kestner.de>wrote:
> 
> >
> > With LC 6.5.2 on Windows 7 I am taking a screenshot from a rect like
this:
> >
> >    put globalLoc (the topleft of image "Image") into tTopLeft
> >
> >    put globalLoc (the bottomright of image "Image") into tBotRight
> >
> >    put tTopLeft & "," & tBotRight into tRectSnap
> >
> >    export snapshot from rect tRectSnap to tScreenshot as PNG
> >
> > This works fine, beside when the user changes the textsize to 150% in
> > his display settings. Then the snapshot rect is shifted and the user
> > gets wrong content in his snapshot.
> >
> 
> When the Windows system has scaling set to >= 150% then Windows is in
high-dpi
> mode. LiveCode 6.5.2 does not support this mode which is why you see what
you
> are seeing. LiveCode 6.6 does support high-dpi on the desktop and should
> behave properly. 6.6 has some other issues with high-dpi (e.g.
> text rendering and tooltips), however, and can't be used just yet. Watch
for
> the next 6.6.2 update and try that out.
> 
> --
> Trevor DeVore
> Blue Mango Learning Systems
> www.screensteps.com    -    www.clarify-it.com
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