[MWForum]KO's adding to scrolling text

[KO emxe]

	I'll try, Jeff, but I'm making a very complicated
program, and I still just might need some help at
times. Thanks for your help, though, it's just what I
need.
-Thanks!
--- Jeff Knope <jknope@asis.com> wrote:

> Hi KO,
> 
> Yes, that too can be done. Try the following code
> lines instead of set "text1 "text answer in to
> change.text:
> 
> make "existing get "text1 "text
> set "text1 "text (se :existing "  answer)
> 
> You might want to change the button instruction and
> the procedure name to add.to.text. 
> 
> --Jeff
> 
> P.S.: I'm trying to learn how to do this more like
> how Daniel helps people, with just gentle nudges in
> the right direction, leaving much undone for some
> serious digging on your part. This case seemed hard
> to do that with, because of the use of some pretty
> obscure techniques.
> 
> One thing I foresee is if your application will have
> many such text additions, it will soon run out of
> vertical space to accomodate long bodies of text. If
> and when this happens, you figure out how to fix
> that, okay?
> 
> 
> ----- Original Message ----- 
> From: "KO emxe" <koemxe@yahoo.com>
> To: <mwforum@lists.mathcats.com>
> Sent: Tuesday, August 03, 2004 12:22 PM
> Subject: Re: [MWForum]KO's changing, scrolling text
> 
> 
> > That's great! But I still have a question... could
> I
> > do it without erasing the other text... just put
> more
> > text in it?
> > --- Jeff Knope <jknope@asis.com> wrote:
> > 
> > > Hi KO -
> > > 
> > > You wrote: 
> > > 
> > > Actually, I'm confused. Can you send me an
> example
> > > of
> > > what you're talking about... like a Microworlds
> > > project that does just that?
> > > 
> > > I assume by "just that" you are referring to my
> > > reference to being able do the work "off-stage"
> to
> > > make a seamless appearance. The attached project
> > > shows how to do that.
> > > 
> > > The first key to doing this is when MW is first
> > > loaded, before you do anything else, you issue a
> > > newprojectsize [x y] command from command
> center.
> > > Give the project size greater than the display
> area.
> > > In this case, I used [744 700]. This gives an
> the
> > > "off-stage" space to work in. If you use the
> > > vertical scroll bar you will discover a textbox
> > > hidden under the command center. We can issue
> > > commands to this textbox for it to become opaque
> so
> > > we can write in it, then become transparent so
> we
> > > can stamp it, etc., all under program control
> (in to
> > > change.text).
> > > 
> > > Then the snaparea command is used to move the
> > > stamped text to the shapetable position that is
> > > being used by the scrolling turtle, thus
> changing
> > > the content of the scrolling text.
> > > 
> > > I have no idea the context of your questions.
> I've
> > > used a question box to provide a source for the
> > > revised text. But of course, you may get the new
> > > text from any source that suits your purposes.
> > > 
> > > Hope this helps...
> > > 
> > > Good Luck, --Jeff
> > > 
> > > 
> > 
> > > ATTACHMENT part 2 application/octet-stream
> > name=scroll text 3.mw2
> > 
> > 
> > 
> > =====
> > KO! Whew! That hurt!!!!!!!!
> > 
> > 
> > 
> > 
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=====
KO! Whew! That hurt!!!!!!!!



		
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