net/systemeD/potlatch2/utils/GpxImporter.as

   1 package net.systemeD.potlatch2.utils {
   2
   3         import net.systemeD.halcyon.MapPaint;
   4         import net.systemeD.halcyon.Globals;
   5         import net.systemeD.halcyon.connection.Node;
   6         import net.systemeD.halcyon.connection.Way;
   7         import net.systemeD.potlatch2.tools.Simplify;
   8
   9     /**
  10     * Implements parsing and loading of GPX files.
  11     * For loading GPX traces from the OSM API, see halcyon/connection/Trace.as
  12     */
  13         public class GpxImporter extends Importer {
  14
  15                 public function GpxImporter(container:*, paint:MapPaint, filenames:Array, callback:Function=null, simplify:Boolean=false) {
  16                         super(container,paint,filenames,callback,simplify);
  17                 }
  18
  19                 override protected function doImport(): void {
  20                         var xmlnsPattern:RegExp = new RegExp("xmlns[^\"]*\"[^\"]*\"", "gi");
  21                         var xsiPattern:RegExp = new RegExp("xsi[^\"]*\"[^\"]*\"", "gi");
  22                         files[0] = String(files[0]).replace(xmlnsPattern, "").replace(xsiPattern, "");
  23                         var file:XML=new XML(files[0]);
  24
  25                         for each (var trk:XML in file.child("trk")) {
  26                                 for each (var trkseg:XML in trk.child("trkseg")) {
  27                                         var way:Way;
  28                                         var nodestring:Array=[];
  29                                         for each (var trkpt:XML in trkseg.child("trkpt")) {
  30                                                 nodestring.push(container.createNode({}, trkpt.@lat, trkpt.@lon));
  31                                         }
  32                                         if (nodestring.length>0) {
  33                                                 way=container.createWay({}, nodestring);
  34                                                 if (simplify) { Simplify.simplify(way, paint.map, false); }
  35                                         }
  36                                 }
  37                         }
  38                         for each (var wpt:XML in file.child("wpt")) {
  39                                 var tags:Object={};
  40                                 for each (var tag:XML in wpt.children()) {
  41                                         tags[tag.name()]=tag.toString();
  42                                 }
  43                                 var node:Node=container.createNode(tags, wpt.@lat, wpt.@lon);
  44                                 container.registerPOI(node);
  45                         }
  46                 }
  47         }
  48 }