polygon

  1. R

    Android Question Polygon around multiple lat/lon points

    I need to write some code to get a polygon (list of lat/lng points) that surrounds a number of lat/lng points on a map. This polygon needs to surround the points tightly, so a simple rectangle (which would be very easy to code) won't do. This link looks promising...
  2. M

    Android Question [SOLVED] I need a GIS developer!

    (sorry for my english, it's just google translate) Hi! I hope I am not breaking any forum rules with this post. I require a developer to make an app that allows drawing georeferenced polygons, that is, that the app shows a georeferenced photograph (the orthophotos already exist) and several...
  3. M

    Spanish [SOLUCIONADO] Requiero un desarrollador GIS!

    Hola! Espero no estar rompiendo alguna regla del foro con este post. Requiero un desarrollador que haga una app que permita dibujar polígonos georreferenciados, es decir, que la app muestre una fotografía georreferenciada (ya se tienen las ortofotos) y sobre ella se dibuje (punto a punto)...
    • manuel_g
    • Thread
    • arcgis coordenadas coordinates gis gps points polígonos polygon wgs84
    • Replies: 2
    • Forum: Spanish Forum
  4. R

    Android Question point in polygon with spatialite

    Running this SQL in the spatialite gui application: SELECT ID FROM P_POINTS WHERE Within(GEOMETRY, polygonfromtext('POLYGON(-2.165476 52.604321, -2.167375 52.606777, -2.16444 52.606914, -2.163287 52.604595, -2.165476 52.604321)', 4326)) = 1 Geometry is the column in P_POINTS holding lat/lon...
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