Re: UML module hackery

[Lars Clausen <lrclause cs uiuc edu>]

On Fri, 15 Nov 2002, David Hickerson wrote:
> 
> Lars Clausen wrote:
>>Before we go in and add more control points, let's consider when it is
>>really necessary.  One change that's started is to have zig-zag lines be
>>more intelligent about their orientation.  It hasn't propagated beyond
>>the standard zigzagline and box yet, and only works at creation (though I
>>have a way to have it work for later, too).  It makes sure that the arrow
>>points into the object, instead of being placed on the line of the
>>object.  The only case where you could get a funny angled arrow is at a
>>corner connection point.  Try it out and see if you still feel that arrow
>>handles are necessary.
>>
> I played with class shape and the zigzag line a little bit. I still
> find it hard is some cases to get he line to match up with the
> connection point exactly to make the arrow head point into the class
> shape. This is especially the case when zoom in on the class. Also,
> this behavior only happens when connecting to the sides of a
> shape. Connecting from the top or bottom is fine, the arrow head
> always points correctly. This is do to the end control point behavior
> of expanding in only the vertical direction and the middle segment
> handling the horizontal direction expansion. I don't know hard this
> would be, but could the zigzag line be given an attribute to act in
> either horzontal manner or a vertical manner at the end control
> points, basically the ability to turn it 90 degrees. This I think
> would fix side attachments to a shape.

Instead of playing with the class shape, use the plain box shape from the
standard tools.  The class shape hasn't been updated to understand the
arrow positioning.

-Lars

-- 
Lars Clausen (http://shasta.cs.uiuc.edu/~lrclause)| Hårdgrim of Numenor
"I do not agree with a word that you say, but I   |----------------------------
will defend to the death your right to say it."   | Where are we going, and
    --Evelyn Beatrice Hall paraphrasing Voltaire  | what's with the handbasket?