Re: [udig-devel] NPE in Glyph.java

[Ugo Taddei <ugo.taddei@xxxxxxxxxxxxxxxxxx>]

Jody Garnett wrote:
> Thanks Mr Taddei - I have applied this to both trunk and 1.1.x but I will
> not be able to commit until later today.

Thank you.

If you actually find that
> substituting new glyphs is useful remember you can always ask and we can
> make some kind of preference or extension point for this.

Thanks, but I don't find that necessary (at least not for the moment). I 
just wanted a very simple legend (image), to be used in a report, and 
ended up using Graphics2D.fillRectangle and drawRectangle. But it was 
nice to find the udig and geotools glyph classes. (Amazing how much 
stuff there's available!)

> Jody

Cheers,

Ugo

> On Wed, Jan 7, 2009 at 2:56 PM, Ugo Taddei <ugo.taddei@xxxxxxxxxxxxxxxxxx>wrote:
>
> > Hi,
> >
> > I was implementing my own legend (because I don't like the poygons/arcs of
> > the current Glyph.polygon(Rule) :-( and came across an NPE:
> >
> > Exception in thread "main" java.lang.NullPointerException
> >        at
> > net.refractions.udig.ui.graphics.Glyph$8.getImageData(Glyph.java:474)
> >        at
> > org.eclipse.jface.resource.ImageDescriptor.createImage(ImageDescriptor.java:273)
> >        at
> > org.eclipse.jface.resource.ImageDescriptor.createImage(ImageDescriptor.java:227)
> >
> > Though this was in udig 1.1, the trunk is the same:
> >
> > } catch(RuntimeException ex){
> >    if(image != null && !image[0].isDisposed()) {
> >        image[0].dispose();
> >    }
> >    throw ex;
> > }
> >
> > Looks like a typo and I think it should read
> >
> > if(image[0] != null && !image[0].isDisposed()) {
> >
> > Cheers,
> >
> > Ugo
> >
> > --
> > Ugo Taddei
> >
> > Fraunhofer Institut Intelligente Analyse- und Informationssysteme (FhG
> > IAIS)
> > http://www.iais.fraunhofer.de
> > Department Knowledge Discovery - IAIS.KD -
> > Working Group Spatial Decision Support
> > http://www.iais.fraunhofer.de/kd.html
> > phone  (+49)2241-14-2184    fax    (+49)2241-14-2072
> > Schloss Birlinghoven, D-53754 Sankt Augustin, Germany
> > _______________________________________________
> > User-friendly Desktop Internet GIS (uDig)
> > http://udig.refractions.net
> > http://lists.refractions.net/mailman/listinfo/udig-devel
>
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> User-friendly Desktop Internet GIS (uDig)
> http://udig.refractions.net
> http://lists.refractions.net/mailman/listinfo/udig-devel


--
Ugo Taddei

Fraunhofer Institut Intelligente Analyse- und Informationssysteme (FhG IAIS)
http://www.iais.fraunhofer.de
Department Knowledge Discovery - IAIS.KD -
Working Group Spatial Decision Support
http://www.iais.fraunhofer.de/kd.html
phone  (+49)2241-14-2184    fax    (+49)2241-14-2072
Schloss Birlinghoven, D-53754 Sankt Augustin, Germany