New Post: Large shapefiles not in memory
Danames ,Thanks to you and to the Dotspatial team, I already have the source code , and I'm working on it to deliver some application to my customer , but I need to start looking into the function that...
View ArticleNew Post: Large shapefiles not in memory
Hi, did you compared speed for that library and DotSpatial? Do you have tests which proves that speed is slowly?
View ArticleNew Post: Large shapefiles not in memory
mogikanin , yes , I load a shape file 900.000 parcels and the dotspatial application died! , while the other application is almost like Arc server's performance, no need for measure it!. but the...
View ArticleCommented Unassigned: map redraw is slows [25396]
Hi! I use the latest version DotSpatial. I have problems.Poligon layer with label redraw very slowly.Comments: ** Comment from web user: Chil ** Thank you! It works. :)
View ArticleCreated Unassigned: Line direction [25406]
I can't draw line direction to display the vector motion.
View ArticleNew Post: Large shapefiles not in memory
Small update, the problem not in rendering the large shape file , the problem when you try to get the DB information from a large DBF file. I think this need optimization.
View ArticleCommented Unassigned: map redraw is slows [25396]
Hi! I use the latest version DotSpatial. I have problems.Poligon layer with label redraw very slowly.Comments: ** Comment from web user: mogikanin ** Ok, then i'm closing the issue.
View ArticleClosed Unassigned: map redraw is slows [25396]
Hi! I use the latest version DotSpatial. I have problems.Poligon layer with label redraw very slowly.
View ArticleNew Post: Large shapefiles not in memory
Yes, the dbf reading might be a weak place. Could you share this large file somewhere? And describe typical scenarios what you are exactly doing. e.g. open\edit attribute table, set labels to layers,...
View ArticleNew Post: Working with coordinates and positions
I've figured out how to do geodetic calculations between Positions (lat/lon pairs). I've also figured out (with help from mogikanin) how to do calculations between Coordinates and Polygons which I...
View ArticleNew Post: Large shapefiles not in memory
Regarding the file , it is proprietary data of my customer so I do not think I will be able to share it , but of course I can help in generating samples to reach that size and I will do . Google Map is...
View ArticleNew Post: Problem with ClipPolygonWithPolygon
Hi, i'm new to dotspatial. I want to use the function Execute from class ClipPolygonWithPolygon. If i use this function to clip a line shape using a polygon shape the result is ok but if i use the...
View ArticleNew Post: Converting MapwinGIS into DotSpatial
Thanks for the reply! I found out that I had my tif file without proper coordinate information but I got it working now. However I still couldn't find the scale calculation function in the source code....
View ArticleNew Post: SpatialToolStrip doesn't show some icons - and doesn't allow change.
Hello Programmers ---Optional--- This year I decided to switch from Matlab to a real programming language and now I'm learning C#. Trying to marry utility and pleasure I decided to start with...
View ArticleNew Post: How to get separate Centroid with my Map control using Existing...
You cannot cast selectedlayer directly into a featureset. Try this out: IMapFeatureLayer layer = Map1.Layers.SelectedLayer; IFeatureSet fset= layer.DataSet; generate.Execute(fset, fs, null); Oscar
View ArticleNew Post: Problem with ClipPolygonWithPolygon
I had some trouble with the same command, and I resolved it by using a different command. In my code it was written this way: ClipPolygonWithLine.ClipPolygonFeatureSetWithPolygon(featsIN, featCLIP,...
View Article