Re: Zoom out problem about FloatCanvas Demo

A note:

FloatCanvas default behaviour is to zoom in and out in a way that preserved
the location under the mouse.

That is, the point in the drawing will remain under where you click the
mouse.

-CHB




On Thu, Feb 13, 2020 at 7:08 PM Tim Roberts <[email protected]> wrote:

> On Feb 12, 2020, at 10:45 PM, stillfish00 <[email protected]> wrote:
> >
> > I am trying the FloatCanvas Control of wxPython-demo-4.0.6 and get the
> "zoom out" problem.
> > I opened the demo frame, it shows some default graphs and texts on
> canvas near the location (0,0).
> >
> > If I trigger "zoom out" mode on toolbar and left-click on location
> (0,0), it does not zoom out at (0,0) but at (390,170).
> > And, i cannot see those graph objects in the center of canvas.
>
> If you zoom out so that (0,0) at the center, what do you expect it to
> display in the upper left quadrant of the window?
> —
> Tim Roberts, [email protected]
> Providenza & Boekelheide, Inc.
>
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