[squeakland] point towards the mouse?
Scott Wallace
scott.wallace at squeakland.org
Wed Nov 11 05:08:53 EST 2009
Attached below is another solution, using an invisible "sprite".
-- Scott
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On Nov 11, 2009, at 1:02 AM, Scott Wallace wrote:
> 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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