So we are four. :] Sorry about that Michael.
Landon On Mon, Nov 16, 2009 at 12:42 PM, Larry Becker <becker.la...@gmail.com> wrote: > Don't forget Michaël, who probably commits more code updates than either of > us. > > Larry > On Mon, Nov 16, 2009 at 2:12 PM, Sunburned Surveyor > <sunburned.surve...@gmail.com> wrote: >> >> Thanks Jukka. >> >> It looks like programming of OJ is now being done by basically two >> people. One is Stefan, and the other is myself. We also have Larry >> contributing fixes, but some of the other SkyJUMP improvements still >> have to be ported by Stefan or myself. >> >> It is a small team, and my list of things to do for OJ is quite long. >> Our ability to respond to user requests is only going to degrade if we >> don't get more programmers involved at some point. Unless a feature >> request aligns nicely with an interest of Stefan, Larry, or myself, it >> probably isn't going to get done for a while. >> >> I hate to admit this, but honesty is the best policy. >> >> The Sunburned Surveyor >> >> On Mon, Nov 16, 2009 at 10:12 AM, Rahkonen Jukka >> <jukka.rahko...@mmmtike.fi> wrote: >> > Hi, >> > >> > I can try to add the itch by saying that OJ could then have a better >> > GetFeatureInfo than QGIs, uDig and deeJUMP (funny mixture of small and >> > capital letters indeed). None of them support selecting INFO_TYPE or >> > FEATURE_COUNT. I am not sure if GvSIG does. >> > >> > -Jukka- >> > >> > >> > -----Alkuperäinen viesti----- >> > Lähettäjä: Sunburned Surveyor [mailto:sunburned.surve...@gmail.com] >> > Lähetetty: ma 16.11.2009 18:58 >> > Vastaanottaja: OpenJump develop and use >> > Aihe: Re: [JPP-Devel] Adding WMS GetFeatureInfo into OJ? >> > >> > Jukka, >> > >> > You can add this as a feature request to the tracker on our >> > SourceForge page. It probably won't get implemented until a programmer >> > gets an itch to do something about it. >> > >> > Landon >> > >> > On Mon, Nov 16, 2009 at 4:08 AM, Rahkonen Jukka >> > <jukka.rahko...@mmmtike.fi> wrote: >> >> Hi, >> >> >> >> It would be nice to be able to query WMS layers with GetFeatureInfo >> >> requests. DeeJUMP has implemented this feature but I have understood >> >> that it is utilising deegree libraries. As a non-programmer I am >> >> thinking that adding this feature to the existing WMS part of OpenJUMP >> >> should not be extra difficult. The OGC standard text is here: >> >> >> >> http://cite.opengeospatial.org/OGCTestData/wms/1.1.1/spec/wms1.1.1.html# >> >> wmsops.getfeatureinfo >> >> >> >> What needs to be done for making GetFeatureInfo requests, starting from >> >> a situation of successfull WMS GetMap request and the returned image >> >> being in OJ map Window is about the following. >> >> >> >> 1. Get the service GetCapabilities document handy, let's say it is >> >> found >> >> here: >> >> >> >> http://myserver.fi/cgi-bin/WMS?REQUEST=GetCapabilities&SERVICE=WMS&VERSI >> >> ON=1.1.1 >> >> That is the initial query for using WMS get map so it is mostly >> >> implemented already but I will come back to this in section 3. >> >> 2. Take the WMS GetMap request as basis. Let's say it is like this: >> >> >> >> http://myserver.fi/cgi-bin/WMS?REQUEST=GetMap&SERVICE=WMS&VERSION=1.1.1&; >> >> >> >> WIDTH=600&HEIGHT=400&LAYERS=parcels2008,parcels2009&TRANSPARENT=TRUE&FOR >> >> MAT=image/png&BBOX=430000,6943000,430600,6943400&SRS=EPSG:3067&STYLES= >> >> >> >> 3. Read and parse the GetFeatureInfo part of the GetCapabilities >> >> document that was queried in step 1: >> >> <GetFeatureInfo> >> >> <Format>text/plain</Format> >> >> <Format>application/vnd.ogc.gml</Format> >> >> <DCPType> >> >> <HTTP> >> >> <Get><OnlineResource >> >> xmlns:xlink="http://www.w3.org/1999/xlink"; >> >> xlink:href="http://myserver.fi/cgi-bin/WMS?"/></Get> >> >> <Post><OnlineResource >> >> xmlns:xlink="http://www.w3.org/1999/xlink"; >> >> xlink:href="http://myserver.fi/cgi-bin/WMS?"/></Post> >> >> </HTTP> >> >> </DCPType> >> >> </GetFeatureInfo> >> >> >> >> 4. Build the GetFeatureInfo query from the following components: >> >> a) Base url from step 3 >> >> http://myserver.fi/cgi-bin/WMS? >> >> This online resource is usually the same that is used for >> >> GetCapabilities but according to the standard it may be something else, >> >> so the correct way would be to read and interpret the document. >> >> >> >> b) Version number of GetFeatureInfo request, I suppose it can always be >> >> the same that has been used for GetCapabilities and GetMap >> >> VERSION=1.1.1 >> >> >> >> c) Request name >> >> &REQUEST=GetFeatureInfo >> >> >> >> d) copy of the main part of GetMap request from the step 2 >> >> >> >> &SERVICE=WMS&WIDTH=600&HEIGHT=400&LAYERS=parcels2008,parcels2009&TRANSPA >> >> >> >> RENT=TRUE&FORMAT=image/png&BBOX=430000,6943000,430600,6943400&SRS=EPSG:3 >> >> 067&STYLES= >> >> So it is the whole GetMap request exept base url, version and request. >> >> >> >> d) Add QUERY_LAYERS parameter. Standard says: This parameter shall >> >> contain at least one layer name, but may contain fewer layers than the >> >> original GetMap request. To make things a bit more simple I think it >> >> could always contain all the layers from the original GetMap request. >> >> >> >> e) Add INFO_FORMAT parameter. It is optional, but without giving it >> >> server returns its default format and standard does not say what it >> >> should be so perhaps it would be better if WMS client ask for a certain >> >> format. Possible values are listed in GetFeatureInfo report in step 3. >> >> >> >> f) Add FEATURE_COUNT parameter. It is optional but it is good to have, >> >> because the default is 1 and that gives, for example, feature info of >> >> just one of the overlapping polygons which are queried. >> >> >> >> g) Add X and Y which are the pixel coordinates of the point that is >> >> clicken on a map. >> >> >> >> h) EXCEPTIONS parameter is optional and only supported value seems to >> >> be >> >> "application/vnd.ogc.se_xml" so there is no need to include it. >> >> >> >> When everything is put together the request should look like this: >> >> >> >> >> >> http://myserver.fi/cgi-bin/WMS?VERSION=1.1.1&REQUEST=GetFeatureInfo&SERV >> >> >> >> ICE=WMS&WIDTH=600&HEIGHT=400&LAYERS=parcels2008,parcels2009&TRANSPARENT= >> >> >> >> TRUE&FORMAT=image/png&BBOX=430000,6943000,430600,6943400&SRS=EPSG:3067&S >> >> >> >> TYLES=&QUERY_LAYERS=parcels2008,parcels2009&INFO_FORMAT=text/plain&FEATU >> >> RE_COUNT=100&X=162&Y=225 >> >> >> >> This was the request part, another part would be to make OJ to parse >> >> what is sent back from WMS server. Standard does not order which >> >> formats must of should be supported, but most common are propably >> >> text/plain, text/html and INFO_FORMAT=application/vnd.ogc.gml which is >> >> returning gml. >> >> >> >> Well, after writing all this I believe it is not necessarily so simple >> >> to implement. >> >> >> >> -Jukka Rahkonen- >> >> >> >> >> >> ------------------------------------------------------------------------------ >> >> Let Crystal Reports handle the reporting - Free Crystal Reports 2008 >> >> 30-Day >> >> trial. Simplify your report design, integration and deployment - and >> >> focus on >> >> what you do best, core application coding. Discover what's new with >> >> Crystal Reports now. http://p.sf.net/sfu/bobj-july >> >> _______________________________________________ >> >> Jump-pilot-devel mailing list >> >> Jump-pilot-devel@lists.sourceforge.net >> >> https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> >> >> > >> > >> > ------------------------------------------------------------------------------ >> > Let Crystal Reports handle the reporting - Free Crystal Reports 2008 >> > 30-Day >> > trial. Simplify your report design, integration and deployment - and >> > focus on >> > what you do best, core application coding. Discover what's new with >> > Crystal Reports now. http://p.sf.net/sfu/bobj-july >> > _______________________________________________ >> > Jump-pilot-devel mailing list >> > Jump-pilot-devel@lists.sourceforge.net >> > https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> > >> > >> > >> > ------------------------------------------------------------------------------ >> > Let Crystal Reports handle the reporting - Free Crystal Reports 2008 >> > 30-Day >> > trial. Simplify your report design, integration and deployment - and >> > focus on >> > what you do best, core application coding. Discover what's new with >> > Crystal Reports now. http://p.sf.net/sfu/bobj-july >> > _______________________________________________ >> > Jump-pilot-devel mailing list >> > Jump-pilot-devel@lists.sourceforge.net >> > https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> > >> >> >> ------------------------------------------------------------------------------ >> Let Crystal Reports handle the reporting - Free Crystal Reports 2008 >> 30-Day >> trial. Simplify your report design, integration and deployment - and focus >> on >> what you do best, core application coding. Discover what's new with >> Crystal Reports now. http://p.sf.net/sfu/bobj-july >> _______________________________________________ >> Jump-pilot-devel mailing list >> Jump-pilot-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel > > > > -- > Larry Becker > Integrated Systems Analysts, Inc. > > ------------------------------------------------------------------------------ > Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day > trial. Simplify your report design, integration and deployment - and focus > on > what you do best, core application coding. Discover what's new with > Crystal Reports now. http://p.sf.net/sfu/bobj-july > _______________________________________________ > Jump-pilot-devel mailing list > Jump-pilot-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel > > ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july _______________________________________________ Jump-pilot-devel mailing list Jump-pilot-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel
