This is interesting indeed. I think that shape singularity was made for optimisation. On the other hand you can define color as a block, so you will get different color for the same shape. Now the question: is this a bug or a feature :)

Uko

On 25 Jun 2014, at 11:37, Leo Perard <leo.perard@gmail.com> wrote:

> Hi,
>
> I'm not sure it is but I think I have found a bug where elements share the same instance of a shape.
>
> Here an example:
>
> view := RTView new.
>
> els := (RTBox new size: 20) elementsOn: (1 to: 10).
> view addAll: els.
>
> els do: [ :e |
>       e on: TRMouseClick do: [ :event |
>               e shape color: Color random. e update. els atRandom update. view signalUpdate ]
>       ].
>
> RTHorizontalLineLayout on: els.
> view open
>
> It should only change the color of one element but it doesn't.
> So I don't know if it is wanted or not.
> --
> Cheers,
> Leo Perard
> University of Lille 1

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