[squeakland] point towards the mouse?
Scott Wallace
scott.wallace at squeakland.org
Wed Nov 11 04:02:18 EST 2009
On Nov 10, 2009, at 11:02 PM, Darius Clarke wrote:
> For point 1 you can use the slope formula m = (y1-y2)/(x1-x2) and then arcTan m to get degrees.
>
> arcTan may have to come from Smalltalk mode.
>
> Cheers,
> Darius
>
> On Tue, Nov 10, 2009 at 10:53 PM, Hilaire Fernandes <hilaire.fernandes at edu.ge.ch> wrote:
> For point 2., you may have to write the script in Smalltalk mode then
> use the code
>
> ActiveHand x to get abscissa of the mouse pointer
>
> Hilaire
>
>
> 2009/11/11 Bill Kerr <billkerr at gmail.com>:
> > 1) Is it possible to get an arrow to point towards the mouse pointer in
> > etoys?
FWIW I attach a working example... notice that it's all done with tiles -- no textual scripting.
-- Scott
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