Re: questions about snapping centers

With CAD software the user as asked to specify a rotation center point
after object(s). Is this not possible with Inkscape?


On Sun, Nov 18, 2018 at 8:53 PM brynn <[email protected]> wrote:

> >> For snap to center of object, could tooltip be "snap to center of
> object if
> >> rotation origin has been moved" ?  It's a bit long, but much less
> confusing.
>
> > That would be too long for a tooltip, and equally confusing because of
> that.
> > I also see some difficulties arising in translation to some languages.
> > Multi-line tooltips should be avoided.
>
> Yeah, I thought that might be the case.  There must be some way to make
> this
> more clear....  Well, maybe changing rotation center to rotation origin
> will be
> enough.  At least then "center" won't be used twice, and hopefully be less
> confusing.
>
> I'll put it in the same feature request that you  mentioned, just to make
> sure
> it doesn't slip through the cracks.  And I'll make the bug report about
> the
> other 2 things.
>
> Thanks for explaining everything  :-)
>
> brynn
>
> PS - https://bugs.launchpad.net/inkscape/+bug/1803911
> https://bugs.launchpad.net/inkscape/+bug/1803913
>
> -----Original Message-----
> From: Diederik van Lierop
> Sent: Sunday, November 18, 2018 2:45 PM
> To: brynn ; Inkscape User Community
> Subject: Re: [Inkscape-user] questions about snapping centers
>
> On 11/13/2018 08:40 PM, brynn wrote:
> > Ooohh, so snap to center of object is meant to be used when the rotation
> > center has been moved?  Hhmm....
>
> You might be right that this is the only use case. The real problem here
> is that the center of the object is not like the center of mass (which
> it should be), but merely the center of the bounding box. Because of
> this, it coincides with the default center of rotation.
>
> > "rotation origin" would be an improvement - not sure about solution, but
> > definite improvement
> >
> > For snap to center of object, could tooltip be "snap to center of object
> if
> > rotation origin has been moved" ?  It's a bit long, but much less
> confusing.
>
> That would be too long for a tooltip, and equally confusing because of
> that. I also see some difficulties arising in translation to some
> languages. Multi-line tooltips should be avoided.
>
> > I don't suppose Inkscape can  identify when the rotation center has been
> > moved, and then fallback to snap to center?  Too much ai?
>
> This would be easy to implement, but I'm not sure if this helps in
> making Inkscape more accessible. It could end up being rather annoying
> if it's not clear to the user what is going on under the hood.
>
> > But as Maren has clarified, is the fact that you can't snap to the
> center of
> > objects in a group, using snap to rotation center, a bug?
>
> It was intended to be like this, but it might not have been the best
> solution. You could file a feature request for this though, requesting
> that also the rotation centers of the individual items in a group are
> snapped to.
>
> > I also just now discovered that you can only snap to the center of a
> text
> > object using snap to rotation center.  Snap to object will not snap to
> the
> > center of text.  Or the center of imported raster image either.  Moving
> the
> > rotation center has no effect.  It still won't snap.
> >
> > Should I make a bug report?
>
> Yes, go ahead! That are bugs indeed, good catch!
>
> Best regards,
>
> Diederik
>
>
>
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