[Etoys] TransformationMorph issue

[Karl Ramberg]

Yoshiki Ohshima wrote:
> At Sat, 06 Dec 2008 14:29:21 +0100,
> Karl Ramberg wrote:
>   
>> Yoshiki Ohshima wrote:
>>     
>>> At Fri, 05 Dec 2008 21:54:05 +0100,
>>> karl wrote:
>>>   
>>>       
>>>> When using TransformationMorph the extent of the tranformation is not 
>>>> given back braking the illusion of scale and rotation.
>>>> I would assume the right thing would be to return owner extent to a 
>>>> scaled morph ?
>>>>     
>>>>         
>>>   Can you elaborate the situation a bit?
>>>       
>> I was trying to get the right dimensions  reflected  when the painting 
>> full screen  preference is turned on. The PaintBoxMorph is scaled up on 
>> the OLPC and is slightly offscreen because of this. But to get its 
>> bounds after scaling is not straight forward because of the transformation.
>> Try this
>> morph := Morph new openInWorld.
>> morph extent => 50 at 40
>> morph scaleFactor: 2 (There is also a bug in scaleFactor: if the morph 
>> owner is nil )
>> morph extent => 50 at 40
>>
>> This is complicates general code a bit as one must do all kind of 
>> contortions to get the right extent.
>>     
>
>   Ah, right.  So for this case, you might have to say "morph isFlexed"
> and check owner's extent if it is true?

No, because a morph without owner can't be flexed.
Morph>>addFlexShell  http://dev.laptop.org/ticket/9084

For PaintBoxMorph one can check the preference for big paint palette, 
 
Karl