[OpenLayers-Users] Bug? Zoom box offset when using large scales

[Erik Uzureau]

Sorry for the delay in getting this logged:
http://trac.openlayers.org/ticket/879

On 8/3/07, Holmes, Charles V. <cholmes at mitre.org> wrote:
> I've run into some similar behavior that hopefully will be useful in
> debugging the problem.  I'm not sure if it's the same problem, but it's
> certainly related.
>
> Using SHIFT+drag will occasionally draw the box in the wrong position
> like you're seeing with Barend's problem.  Once it tries to draw it in
> the wrong position, any future SHIFT+drag will also be in the wrong
> position.
>
> However, by reloading the page, the problem will usually go away.  Once
> it draws it in the correct position, I haven't noticied it changing
> over into the incorrect one.  When we use the PanZoomBar, it will
> always zoom in correctly.
>
> --
> Charles Holmes
>
> -----Original Message-----
> From: users-bounces at openlayers.org
> [mailto:users-bounces at openlayers.org] On Behalf Of Christopher Schmidt
> Sent: Friday, August 03, 2007 8:51 AM
> To: Barend K?bben
> Cc: users at openlayers.org; euzuro at metacarta.com
> Subject: Re: [OpenLayers-Users] Bug? Zoom box offset when using large
> scales
>
> On Fri, Aug 03, 2007 at 12:26:57PM +0200, Barend K?bben wrote:
> > Hi ,
> >
> > I have data of a really large scale, it's almost 1:1 drawings of
> > archeological finds. They have been measured very precisely and
> nicely
> > georef'd to a UTM projection and consist of maps of typically some
> 15x15 to
> > 20x20 meters in size.
> > All works quite fine, but the large scale obviously gives some
> problems,
> > that I consider a bug: The zoom box (SHIFT-Drag) does not appear were
> the
> > actual mouse is moving. The effect varies according to the size of
> the
> > screen and the browser (eg. on my 1024x768 Mac running Firefox it's
> not as
> > bad as on a 1680x1050 PC using IE7, where it's really way off). I
> have
> > experimented with all kinds of resolution and scale settings, but to
> no
> > avail...
>
> This is almost definitely a bug in OpenLayers ... holy crap, you
> weren't
> kidding. Something's totally broken there.
>
> Erik, can you file this as a blocker for 2.5?
>
> Thanks for the report, Barend. We'll look into this.
>
> -- Chris
>
> > Sciences and Earth Observation (ITC)
> > PO Box 6, 7500AA Enschede (The Netherlands)
> > ph: +31 (0)53 4874253; fax: +31 (0)53 4874335
> >
> >
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> >
>
> --
> Christopher Schmidt
> MetaCarta
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