flood erase in Paint tool

> Hi,
>
> I wonder if there is an easier way to paint shapes with holes in  
> them by
> methods other than by erasing pixels at a time? For instance, a nut  
> can
> be drawn by putting a small circle in a larger hexagon and flooding it
> (the circle) with "transparent" paint.
>
> Is it possible to "unfill flood" (i.e. flood an area with 100%
> transparency) with the Paint tool in Squeak?
>
> Thanks in advance. I really like the way you folks respond quickly and
> precisely to newbie queries.
>
> Subbu
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> Hi, Subbu,
>
> First, decide on a color to represent "transparent," and then in  
> the paint tool, paint with that color everywhere that you intend to  
> be transparent.
>
> After saving the painting and exiting from the paint tool, bring up  
> the halo on the resulting SketchMorph, and from its halo menu  
> choose the last item, 'painting...' and from the submenu choose  
> "erase pixels of color...".  In the resulting "eyedropper" cursor  
> mode, click on the color you chose to represent transparency, and  
> you're done.
>
> Cheers,
>
>   -- Scott
>
>
> On Apr 24, 2007, at 11:47 PM, subbukk wrote:
>
>> Hi,
>>
>> I wonder if there is an easier way to paint shapes with holes in  
>> them by
>> methods other than by erasing pixels at a time? For instance, a  
>> nut can
>> be drawn by putting a small circle in a larger hexagon and  
>> flooding it
>> (the circle) with "transparent" paint.
>>
>> Is it possible to "unfill flood" (i.e. flood an area with 100%
>> transparency) with the Paint tool in Squeak?
>>
>> Thanks in advance. I really like the way you folks respond quickly  
>> and
>> precisely to newbie queries.
>>
>> Subbu
>> _________