[ENH] SimpleXYGraphMorph

Andres Valloud sqrmax at cvtci.com.ar
Wed Feb 16 22:52:49 UTC 2000


Hi.

> I filed in the plot package and it contained lots of references to 
> other MorphicWrapper (MW) classes, so I assumed it was dependent on
> them.

Yes... the on screen representation and the drawing on the fly feature
depend on the MWs...

> I was hoping to find a simple, standalone example of the plotter 
> that didn't require MW, all of your wonderful math objects, and a 
> PhD in math to boot.

Most of the plotter is non-MW. It would be possible to split the Morphic
part from the non-Morphic part... 

> It may be there, but I missed it.  And after loading MW into a clean image,
> I noticed the base image changes it makes are substantial (understandable,
> given its intent), and that some of the MW features like typing "in the
> air" can add additional function overloading to the already overloaded
> mouse input model for Morphic.  In fact, given our recent discussions about
> the personalization menu and the "one button mafia", I found that yet
> another set of meanings for a mouse click on the desktop to be too much.  I
> do have a MW demo image that I use to show unbelievers one of the many
> really cool things you can do with Squeak, but for my application it was
> too much for too little function(that I needed).
> 
> Is the plot package intended to be useful as is without MW?  If so, perhaps
> you could remove the MW dependencies, perhaps in a subclass distributed
> only with MW, and provide a few standalone examples?  Note that I really
> don't need function plotting, just a way to scale and display one or more
> collections of points.
> 
> Reagrds,
> Sam
> 
> Andres Valloud <sqrmax at cvtci.com.ar>  wrote:
> <<
> Hi Sam.
> 
> > Here's a simple morph for XY data graphs.  I looked at the wonderfully
> rich
> > plot morphs in Morphic Wrappers, but found the overhead a bit high when
> all
> > I wanted was a simple XY display with scales.
> 
> Thanks for giving the MorphicWrappers and its projects a try! Why did
> you find the overhead for the Function Plotters is a bit high?
> 
> Andres.
> >>
> 
> Sam S. Adams, IBM Distinguished Engineer, IBM Research
> tie line 444-0736, outside 919-254-0736, email: ssadams at us.ibm.com
> <<Hebrews 11:6, Proverbs 3:5-6, Romans 1:16-17, I Corinthians 1:10>>







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