Hi,

I have two use cases in my mind, do you believe your work could help in solving 
these?

- Create simple density maps (heatmaps) from point data. A nice browser example 
is here: 
http://sloweb.org.uk/ollie/heatmap/
However, I would like to see a bit more advanced tool which would use the 
attributes too so that if two person died in one accident it would look on a 
map alike than two accidents with one victim each.

- Visualise geotiffs which contain z-values by applying user defined colour 
ramps.

-Jukka Rahkonen-

Alberto De Luca wrote:

> Hi everyone,

> back in 2010 I did a bit of work to help improving the raster support
> capabilities of OpenJUMP (basically to add support for ESRI ASCII and
> Floating Point grid formats).

> Now I may have the resources to go further on with raster support by:
> - adding a tool to query raster values (possibly to be integrated with
> the Feature Info tool);
> - improving the Raster Color Editor (to include legends by single
> values, ramps and classes);
> - fixing problems related to raster with negative coordinates;
> - adding raster writing capabilities (at least for geotiffs, ESRI ASCII
> and ESRI Floating Point grids);
> - improving the support for nodata values (they should be shown as
> transparent by default);
> - fixing layer cut/copy/paste tools (they don't work with raster layers);
> - improving display speed for big rasters.

> These enhancements should make OJ able to fully support plug-ins
> involving rasters (both in input and output).

> What do you think, shall we proceed? I'm asking Stefan in particular,
> who has always been working on raster support in OJ.
> Alberto



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