Q: Rotated labels, layout and reflow

John-Val Rose johnvalrose at gmail.com
Sat Dec 15 10:35:37 UTC 2018


Tom, you are right - it is a bit grey and I'm glad you were able to offer
better advice than I could.

Sorry to John for possibly coming across as rude. I wasn't trying to be. I
simply didn't think this was the best place to get your question answered.

*Graciously,*

*John-Val*

On Sat, 15 Dec 2018 at 19:19, Tom Eugelink <tbee at tbee.org> wrote:

> It's a bit grey. If this goes towards a bug in the layout, it could be
> considered OpenJFX development. It could also go towards a patch, because
> instead of using Canvas I would suggest (John) to look at the HBox and see
> if you can figure out why it is not doing what you want. And if that is too
> complex; write a layout that does this, and contribute it to OpenJFX,
> ControlsFX or JFXtras. (I believe OpenJFX also is the sum of all the
> extending libraries, not making the suck-it-all-in mistake Java made.) The
> layout logic should be similar to when doing it in Canvas, only reusable.
>
> Also I have found that when rotating is involved, a lot of layouts do not
> what you expect them to do. Have you given MigLayout a try? It sometimes
> has surprising results (both positive and negative) ;-)
>
>
>
>
> On 15-12-2018 03:14, John-Val Rose wrote:
> > My feedback would to ask this kind of question on a more appropriate
> list or forum.
> >
> > I believe this list is exclusively to discuss issues related to the
> development of OpenJFX itself.
> >
> > Graciously,
> >
> > John-Val
> >
> >> On 15 Dec 2018, at 12:50, John Hendrikx <hjohn at xs4all.nl> wrote:
> >>
> >>
> >> (Sent this twice, first message got sent prematurely)
> >>
> >> Hi list,
> >>
> >> I get the impression that rotation of Labels needs to be something that
> is directly supported by Label instead of handling this with a Rotate
> transform (setRotate).
> >>
> >> I want to achieve something quite trivial if no rotation was involved,
> a layout like this, an HBox with 3 labels in it:
> >>
> >>   +-HBox------------------------------------------------------------+
> >>   |            | Long text that can reflow to multiple |            |
> >>   | Short Text | lines if needed...                    | Short Text |
> >>   |            |                                       |            |
> >>   +-----------------------------------------------------------------+
> >>
> >> The center label would be given grow Priority.ALWAYS.
> >>
> >> Now... the rotated version just goes wrong in so many ways.
> >>
> >> First, I need to use Groups in order to get the layout bounds
> reasonable... however, these are unaware of how much space is available and
> will kill the reflow in the center Label.
> >>
> >> If I put a Group around the whole HBox, the same issue occurs as the
> Group blocks any awareness of how big the area is where the three labels
> are going to appear, effectively rendering the center label as one long
> line.
> >>
> >> What I'm actually trying to achieve is a layout that looks like this:
> >>
> >>    +----+-------------------+
> >>    |  T |                   |
> >>    |  e |                   |
> >>    |  x |                   |
> >>    |  t |                   |
> >>    +----+                   |
> >>    |    |                   |
> >>    |  T |                   |
> >>    |  e |       Image       |
> >>    |  x |                   |
> >>    |  t |                   |
> >>    |    |                   |
> >>    +----+                   |
> >>    |  T |                   |
> >>    |  e |                   |
> >>    |  x |                   |
> >>    |  t |                   |
> >>    +----+-------------------+
> >>
> >> Except of course the left area should be the rotated HBox.
> >>
> >> Is this really not possible at the moment, without using a Canvas or
> something and a lot of layout calculations (to get reflow working)?
> >>
> >> Any feedback appreciated :)
> >>
> >> --John
>
>
>


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