Just started using it. I had some trouble understanding the whole java
classpath and jar concept, but I'm now happily producing graphs. Will
start using it tomorrow for some population data, and expand it as I
need :).
On Jan 21, 12:35 am, "Tom Ayerst" <tom.aye...@gmail.com> wrote:
> Mark,
>
> Thanks for doing this, I haven't had a chance to look at it yet but its been
> on the wish list for a while.
>
> Cheers
>
> Tom
>
> 2009/1/20 Mark Fredrickson <mark.m.fredrick...@gmail.com>
>
>
>
> > Hello friends,
>
> > I would like to announce a super-pre-alpha release of Dejcartes, a
> > Clojure wrapper around the JFreeChart charting library. From the readme:
>
> > Dejcartes is a Clojure interface to the JFreeChart charting and graphing
> > library. A simple interface to be sure, but practical for graphing
> > many data
> > sources. Dejcartes is mostly a wrapper around the ChartFactory static
> > methods.
> > This interface suits Clojure's functional paradigm very well.
>
> > Chart supports using native Clojure collections for data sources. This
> > makes
> > graphing from Clojure applications very intuitive. Lists, vectors, and
> > hash-maps are translated into JFreeChart's native data types behind
> > the scenes
> > as needed. A demo showing many of the supported functions and Clojure
> > native data
> > structures is included and can be run from the command line with "ant
> > demo". Here
> > is a brief excerpt:
>
> > (require '[com.markmfredrickson.dejcartes :as chart])
>
> > ;; a simple function for making windows -- wrapper coming soon
> > (import '(org.jfree.chart chartframe))
> > (defn make-window [title chart]
> > (doto (new chartframe title chart)
> > (.pack)
> > (.setvisible true)))
>
> > ; first, some categorical data
> > (def editor-survey
> > {2009
> > {"emacs" 312 "vim" 234 "eclipse" 193 "netbeans" 82 "other" 26}
> > 2008
> > {"vim" 192 "emacs" 267 "eclipse" 297 "other" 75}})
>
> > ;; a pie chart of the 2009 data
> > (make-window "Editor Survey"
> > (chart/pie "2009 Results" (editor-survey 2009)))
>
> > Dejcartes is a young project and is lacking in comprehensive
> > documentation. The
> > best reference right now is the demo.clj example code and the
> > JFreeChart API
> > documentation. Future improvements will include more documentation, an
> > Agent
> > based interface for interacting with chart windows, and a persistent
> > (read:
> > non-mutating) interface for annotations and other more powerful chart
> > features.
>
> > Dejcartes is licensed under the GNU Lesser GPL, which is consistent with
> > JFreeChart's license.
>
> > The code can be found at:http://www.markmfredrickson.com/code/
>
> > Best wishes,
> > - Mark Fredrickson
> > mark.m.fredrick...@gmail.com
> >http://www.markmfredrickson.com
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