No problem Peppe. I hope things go well with your class. Landon
On Sat, Jul 24, 2010 at 2:02 AM, Giuseppe Aruta <giuseppe_ar...@yahoo.it> wrote: > Hi SS, > excuse me for the late answer, I am working abroad and have no time to answer. > I programmed a course of basic GIS for students of 1st year of college. The > student learn some basics of GIS, the types of datas, how to digit, some > operations, etc. So I don't feel to give some JAVA programming lessons - I > cannot do it, either :)-. Openjump. OpenOffice and Kosmo will be the > softwares I use in my course: only Opensource which is quite enough even in > professional jobs (I tested in my survaying activities). > I thought it could be very useful to learn some simple wkt structures as it > can solve many geographic problems. I have just realized and test that it is > possible to use some EXCELL simple usage to do this convertion, even with a > large numbers of datas. > So thak you for your availability. It would be niece to have, in the future, > a tool in OJ which will make this conversion quicky. > regards > > Peppe > > --- Lun 19/7/10, Sunburned Surveyor <sunburned.surve...@gmail.com> ha scritto: > >> Da: Sunburned Surveyor <sunburned.surve...@gmail.com> >> Oggetto: Re: [JPP-Devel] How to import a table of polygons >> A: "OpenJump develop and use" <jump-pilot-devel@lists.sourceforge.net> >> Data: Lunedì 19 luglio 2010, 19:23 >> Peppe, >> >> It should be really easy to whip up some code that makes >> the simple >> string conversion you are talking about. Are your students >> coding in >> Java? >> >> The Sunburned Surveyor >> >> On Thu, Jul 15, 2010 at 2:22 AM, Giuseppe Aruta <giuseppe_ar...@yahoo.it> >> wrote: >> > Hi Stefan, >> > thanks for the answer. I got so enough strategies to >> create polygons from points. I assume that probabily yours >> (or kosmo one, which is similar) are the easest way. >> Nevertheless I think I will organize a routine using tables >> to get WKT strings: my scope is to teach to students some >> basics of spatial geometry and WKT seems to get the point. >> > regards >> > >> > Peppe >> > >> > --- Mer 14/7/10, Stefan Steiniger <sst...@geo.uzh.ch> >> ha scritto: >> > >> >> Da: Stefan Steiniger <sst...@geo.uzh.ch> >> >> Oggetto: Re: [JPP-Devel] How to import a table of >> polygons >> >> A: "OpenJump develop and use" <jump-pilot-devel@lists.sourceforge.net> >> >> Data: Mercoledì 14 luglio 2010, 20:04 >> >> Hei Peppe, >> >> >> >> I have a tool too, which creates lines from points >> if an >> >> attribute is >> >> given that can be used for ordering (well.. >> assuming that >> >> you load the >> >> data in the correct order you could just create a >> new >> >> attribute and >> >> assign numbers in order). >> >> >> >> However, that would just create a line from all >> points, as >> >> there needs >> >> to be an indicator where the line is finished and >> a new >> >> started. >> >> >> >> Getting polygons out of lines is simple with the >> planar >> >> graph function - >> >> more or less. >> >> >> >> stefan >> >> >> >> Giuseppe Aruta wrote: >> >> > Hi London, >> >> > thanks for your answer.ù >> >> > Really I fegure out I can do it using a >> spreadsheet. >> >> > The basic work is to transform, for >> instance, a >> >> line coordinates: 0,0 0,2 2,2 2,0 0,0 into a wkt >> string: >> >> Polygon ((0,0 0,2 2,2 2,0 0,0)). This is not >> difficult but >> >> sometimes confusing and long. >> >> > It would be interesting to explore a way that >> involve >> >> OJ directly using table >> >> > >> >> > regards >> >> > >> >> > Peppe >> >> > >> >> > P.S. Francisco Helguera from SAIG wrote me >> that Kosmo >> >> has a "Get >> >> > lines from points" tool that should work - >> but no >> >> import table. >> >> > >> >> > --- Lun 12/7/10, Sunburned Surveyor <sunburned.surve...@gmail.com> >> >> ha scritto: >> >> > >> >> >> Da: Sunburned Surveyor <sunburned.surve...@gmail.com> >> >> >> Oggetto: Re: [JPP-Devel] How to import a >> table of >> >> polygons >> >> >> A: "OpenJump develop and use" <jump-pilot-devel@lists.sourceforge.net> >> >> >> Data: Lunedì 12 luglio 2010, 17:14 >> >> >> Peppe, >> >> >> >> >> >> You'd have to specify the start and end >> of each >> >> LineString >> >> >> or Polygon >> >> >> in the point file. So you'd need more >> than just >> >> points, >> >> >> you'd need >> >> >> some other mark-up to. >> >> >> >> >> >> The text delimited point importer I built >> is made >> >> to >> >> >> separate out a >> >> >> "linework code". Surveying software >> typically uses >> >> the >> >> >> linework code >> >> >> input by the field surveyor to >> automatically >> >> generate >> >> >> linework. I >> >> >> haven't bolted this functionality on to >> my point >> >> import >> >> >> tool, but it >> >> >> can be done. >> >> >> >> >> >> The Sunburned Surveyor >> >> >> >> >> >> On Mon, Jul 12, 2010 at 6:16 AM, Giuseppe >> Aruta >> >> <giuseppe_ar...@yahoo.it> >> >> >> wrote: >> >> >>> Hi all, >> >> >>> tecnically Openjump/Skyjump and Kosmo >> have >> >> many >> >> >> strategies to import a set of coordinates >> as >> >> points, either >> >> >> using WKT structures or via tables. >> >> >>> I just wonder if it is possible to >> import a >> >> set of >> >> >> coordinates (as table) and create >> directly >> >> lines, closed >> >> >> lines or polygons. >> >> >>> Or to load a point layer and >> convert >> >> them to a line >> >> >> layer >> >> >>> I checked around and I cannot find >> anything >> >> but >> >> >> digitalizing. >> >> >>> I thank for the answers >> >> >>> >> >> >>> Giuseppe Aruta >> >> >>> >> >> >>> >> >> >>> >> >> >>> >> >> >>> >> >> >> >> >> >> ------------------------------------------------------------------------------ >> >> >>> This SF.net email is sponsored by >> Sprint >> >> >>> What will you do first with EVO, the >> first 4G >> >> phone? >> >> >>> Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first >> >> >>> >> >> _______________________________________________ >> >> >>> Jump-pilot-devel mailing list >> >> >>> Jump-pilot-devel@lists.sourceforge.net >> >> >>> https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> >> >>> >> >> >> >> >> >> ------------------------------------------------------------------------------ >> >> >> This SF.net email is sponsored by Sprint >> >> >> What will you do first with EVO, the >> first 4G >> >> phone? >> >> >> Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first >> >> >> >> _______________________________________________ >> >> >> Jump-pilot-devel mailing list >> >> >> Jump-pilot-devel@lists.sourceforge.net >> >> >> https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> >> >> >> >> > >> >> > >> >> > >> >> > >> >> > >> >> >> ------------------------------------------------------------------------------ >> >> > This SF.net email is sponsored by Sprint >> >> > What will you do first with EVO, the first 4G >> phone? >> >> > Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first >> >> > >> _______________________________________________ >> >> > Jump-pilot-devel mailing list >> >> > Jump-pilot-devel@lists.sourceforge.net >> >> > https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> >> > >> >> > >> >> >> >> >> ------------------------------------------------------------------------------ >> >> This SF.net email is sponsored by Sprint >> >> What will you do first with EVO, the first 4G >> phone? >> >> Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first >> >> _______________________________________________ >> >> Jump-pilot-devel mailing list >> >> Jump-pilot-devel@lists.sourceforge.net >> >> https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> >> >> > >> > >> > >> > >> > >> ------------------------------------------------------------------------------ >> > This SF.net email is sponsored by Sprint >> > What will you do first with EVO, the first 4G phone? >> > Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first >> > _______________________________________________ >> > Jump-pilot-devel mailing list >> > Jump-pilot-devel@lists.sourceforge.net >> > https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> > >> >> ------------------------------------------------------------------------------ >> This SF.net email is sponsored by Sprint >> What will you do first with EVO, the first 4G phone? >> Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first >> _______________________________________________ >> Jump-pilot-devel mailing list >> Jump-pilot-devel@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel >> > > > > > ------------------------------------------------------------------------------ > This SF.net email is sponsored by Sprint > What will you do first with EVO, the first 4G phone? > Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first > _______________________________________________ > Jump-pilot-devel mailing list > Jump-pilot-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/jump-pilot-devel > ------------------------------------------------------------------------------ The Palm PDK Hot Apps Program offers developers who use the Plug-In Development Kit to bring their C/C++ apps to Palm for a share of $1 Million in cash or HP Products. 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