Hi,

I have done a basic port of the Orthogonalize plugin from SkyJUMP to OpenJUMP. Orthogonalize is a tool (currently on the right click menu) that squares up selected building polygons. Orthogonalization is the process of fixing polygons and multipolygons whose interior angles are close, but not exactly 90 degrees. An angle tolerance parameter controls what we mean by not exactly. You have the option of fixing in place on the source layer, or to a new layer. Stefan looked at this tool a few years ago.
Stefan, how does this tool compare with Mapgen toolbox?
The tool is dependent on another function: Copy Select Elements to New Layer. I ported it too. Some enhancement of the GeoUtils class was necessary.
Is Copy Select Elements to New Layer the same as OpenJUMP's ReplicateSelectedItemsPlugIn (org.openjump.core.ui.plugin.edit) ?

No internationalization has currently been done, but all messages are collected at the top of the source.

I'm cross-posting this to the developers list. @Developers: What do you think is the appropriate action? Just commit it or make a new plugin hosted on jump-pilot?
I like to have advanced options in extensions (generalization, corrections, simplification... can lead to a lot of advanced functions). But we can discuss with others wether or not it should be included in the core.

@Arnd, the KLM support is another story. Michael had a look at it a few months back. As I recall, the coordinate translation to geographic projection is the issue.
Right, I had a look at it. I noticed 3 points :
- Projections : as far as I can remember, kml files can be I/O as geographic or UTM coordinates. You are right, this is a limitation. But we can suppose that OpenJUMP users use Ede's CTS or another tool for transformations (I use my own for french
projections).
- I also had a look at the code, and noticed that geometry is parsed by your own code. There is now a kml parser in JTS and I thought that it would simplify the code if we could use it (started to do this, but as you know, days are only 24 hours and weeks
only 7 days ;-)
- Last point is that the first kml I really wanted to parse failed to be parsed (I think this is because it was hierarchically structured with several folders included in each others (do not know if it is not conform or if it is a limitation of the parser).

That said, the plugin works fine for simple kml files. I included it in an "extension"
available on http://geo.michaelm.free.fr/OpenJUMP/resources/drivers/
and if other users have a good experience with it and want it to be uploaded on
sourceforge right now, I'll do it.

Michaël




regards,

Larry

On Mon, Feb 27, 2012 at 3:55 PM, Stefan Steiniger <sst...@geo.uzh.ch <mailto:sst...@geo.uzh.ch>> wrote:

    Hi Arnd,

    yes, it means you can use an old one.
    there should be no disadvantages - except maybe that you can not
    use ecw images. I think most of the changes where done to find the
    right Java path (in case you have several java versions) and to
    ensure that the jpg2000 and ecw drivers are found. As long as all
    the plugins are there that you want - it should be fine ;)

    However, if you have windows, you may just download the link to
    the bat file that Ede sent (if you can download bat files with the
    security settings).

    cheers,
    stefan


    On 27/02/2012 1:56 PM, Arnd Kielhorn wrote:

        Hello Larry,

        from the ISA-plugin I am espec. using OrthogonalizePlugIn and
        KML-Support.
        And we use the Workbench-properties.xml also for some non-free
        plugins.

        Stefan meant that I can use the old startup script which
        references the Workbench-properties.xml to use its
        functionality. I tested it with OJ 1.5.1 and it works what I
        can see. The question is: is there any disavantages using the
        old startup script instead of the new?
        If not, I can use the old one.

        Arnd

            I didn't think there were any features left in the
            ISA-plugin that hadn't
            been incorporated into OJ.  If there are, perhaps we
            should just port them
            over.  I think ArcSDE support is available as a stand
            alone plugin.

            @Arnd, what features do you still use?

            thanks,

            Larry

            On Mon, Feb 27, 2012 at 3:50 AM,<edgar.sol...@web.de
            <mailto:edgar.sol...@web.de>>  wrote:

                On 27.02.2012 09 <tel:27.02.2012%2009>:59, Arnd
                Kielhorn wrote:

                    Am 26.02.12 08:16, schrieb Arnd Kielhorn:

                                    Hello,

                                    could it be that the
                                    workbench-properties.xml is not
                                    referenced

            in

                OJ

                                    1.5.1 ?

                yes, but only not in the start script

                                    I use the ISA-plugin which need
                                    entries in

                workbench-properties.xml to

                                    work.

                who is actually maintaining, developing the isa tools?
                the link on


            
http://sourceforge.net/apps/mediawiki/jump-pilot/index.php?title=Plugins_for_OpenJUMP

                is dead.
                we have older releases than 2.5 here


            
http://sourceforge.net/projects/jump-pilot/files/OpenJUMP_plugins/ISA%20Plugins/

                actually the proper fix would be add an extension that
                loads the

            plugins.

                but adding bin/workbench-properties.xml to the jump
                parameters in start
                scripts if it exists won't hurt either.
                please try


            
http://jump-pilot.svn.sourceforge.net/viewvc/jump-pilot/core/trunk/scripts/oj_windows.bat

                ..ede





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