[etoys-dev] adding category to Morph viewer
Scott Wallace
scott.wallace at squeakland.org
Sat Oct 31 19:40:29 EDT 2009
On Oct 31, 2009, at 4:00 PM, Hilaire Fernandes wrote:
> When I add the following method in my class side morph, it produces in
> the object viewer an empty drgeo category.
> Such code used to work before.
>
> Any idea?
>
> additionsToViewerCategoryDrgeo
> ^ # (drgeo (
> (slot curveAbscissa 'The abscissa of this point on the curve' Number
> readWrite Player getCurveAbscissa Player setCurveAbscissa:)
> (slot Xw 'The x coordinate in the DrGeoII world coordinate system'
> Number readWrite Player getWorldX Player setWorldX:)
> (slot Yw 'The y coordinate in the DrGeoII world coordinate system'
> Number readWrite Player getWorldY Player setWorldY:)
> ))
>
> Hilaire
> --
Hi, Hilaire,
You need to implement #getCurveAbscissa, setCurveAbscissa: etc., in
Player; once you've done that, the corresponding items will show up in
the drgeo category of the viewer.
Cheers,
-- Scott
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