you might want to consider

http://graph.netbeans.org/
http://graph.netbeans.org/screenshots.html

it doesn't have any of the advanced graph layouts by it's own. Not
sure if they are planned. However it handles complex shapes, UI
interaction and effects quite well.

it's independent of netbeans and can be used in any swing app. (not
based on swing though) not sure about awt only.

Milos

BTW: I've done some experiments with dependency graph within netbeans
using this library at the mevenide project.

On 5/12/07, Peter Kolbus <[EMAIL PROTECTED]> wrote:
I've been spending the last couple of days with Prefuse with the
intention of creating a Maven plugin to implement the Dependency
Graphing proposal
(http://docs.codehaus.org/display/MAVEN/Dependency+Graphing), also for
Google Summer of Code.  I have three concerns about the appropriateness
of Prefuse for generating static UML-like diagrams.

First: My experience so far has been that Prefuse can create simple
shapes (boxes, ellipses, etc) and does an excellent job with those in
forced ("spring-loaded") layouts, but won't be appropriate for shapes as
complex as UML classes and components, since Prefuse shapes are defined
via enumeration (Constants.SHAPE_*) rather than subclassing.

A second concern that I have for Piotr with the use of Prefuse for
static diagrams is that Prefuse uses the AWT for rendering; this may
cause problems on a UNIX build host that doesn't have a running X
server.  This is based on a vague memory, but it bears testing if this
sort of environment is a priority.

Finally, in static diagrams, there is a certain polish provided by
snapping shapes to a grid, and having shapes that align with each
other.  With Prefuse, the user immediately gets the sense that edges in
the graph are springs, so the smoothness of the animation gets a higher
priority.

I can't say that I have any better toolkits in mind, though, so I'm not
going to argue whether Prefuse is the best platform available for the job.

Peter

Evan Worley wrote:
> As for the graph and layout, I can attest that the Piotr has selecting
> the
> best graphing platform available.  Prefuse has been able to do leaps and
> bounds more than jung or jgraph, so I would be optimistic about his
> ability
> to manage the layout.
>
> Evan
>
> On 5/11/07, Milos Kleint <[EMAIL PROTECTED]> wrote:
>>
>> On 5/11/07, Jason van Zyl <[EMAIL PROTECTED]> wrote:
>> >
>> > On 11 May 07, at 2:08 PM 11 May 07, Barrie Treloar wrote:
>> >
>> > > On 5/11/07, Piotr Tabor <[EMAIL PROTECTED]> wrote:
>> > >> I would like to provide two components: a graphical editor and a
>> > >> Maven
>> > >> plug-in.
>> > >> 'The Graphical Editor will offer live (WYSIWYG) preparation of a
>> > >> graphical presentation of the project by setting such properties
>> as:
>> > >>      - Type and subset of data, we want to present,
>> > >>      - What part of the data is to be presented,
>> > >>      - The method of presenting of each type of diagram nodes
>> > >> (that is,
>> > >> what attributes of the item will be displayed), and the general
>> > >> 'style'
>> > >> of the presentation. I would like to provide UML-like design.
>> > >>     - The general layout algorithm
>> > >>     - The positions of selected locked nodes – which we want to
>> > >> put in a
>> > >> fixed area. All other nodes will be positioned automatically.
>> > >> The schema of the diagram created by the editor will be saved to
>> > >> an XML
>> > >> file.
>> > >> Additionally the editor may be used as a graphical browser
>> > >> (explorer) of
>> > >> chosen aspects of the project. The editor will use the Prefuse
>> > >> library
>> > >> (http://prefuse.org).
>> > >>
>> > >> The Maven Plug-in (maven-graph-plugin) – will be using the XML file
>> > >> prepared by the Graphical Editor and the current state of
>> project to
>> > >> prepare images in various graphic formats (JPG, TIFF, PNG and
>> others
>> > >> supported by the Sun JAI library
>> > >> (http://java.sun.com/javase/technologies/desktop/media/jai/). The
>> > >> plug-in will be able to prepare
>> > >> the HTML <map> tag for the picture too (to create an active area
>> > >> on web
>> > >> page containing the image). The resulting file will be ready  to
>> > >> use in
>> > >> the next Maven phases by Doxia or other documenting tool.
>> > >
>> > > Does this mean we can export the graph of dependencies in a UML
>> > > format?
>> >
>> > It's not a priority, but I'm sure it could be done. It's just going
>> > to be a general graph model that can be attached to various sinks, or
>> > a sink model (for ui tools) so you can easily add it. IDE integration
>> > is the primary target.
>>
>>
>> i'm not sure about the IDE integration usefulness. The workflow in IDE
>> is a bit different from the proposed one.
>>
>> (Speaking of dependency graph only now)
>> In the IDE you want interactivity with the optional persistence of the
>> visual data. You want filters, finding specific artifacts in the tree,
>> getting more information about them, answering questions like "why was
>> this artifact included? why it changed scope or version?". And you
>> want to take corrective action, like forcing a different version or
>> excluding a certain transitive dependency.
>>
>> On top of that layouting complex dependencies  with a lot of
>> transitivity is extremely difficult even if you use some advanced
>> algorithms. (I've done experiments layouts coming with jung, jgraph
>> etc) so I'm somewhat sceptical towards the practical usefulness of an
>> automated generation of jpeg pictures apart from being nice demoware
>> in simple projects.
>>
>> Regards
>>
>> Milos
>>
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