| 1 | //License: GPLv2 or later. Copyright 2007 by Raphael Mack and others
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| 2 |
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| 3 | package org.openstreetmap.josm.data.gpx;
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| 4 |
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| 5 | import java.util.Collection;
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| 6 | import java.util.LinkedList;
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| 7 | import java.util.Map;
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| 8 | import java.util.HashMap;
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| 9 | import org.openstreetmap.josm.data.Bounds;
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| 10 | import org.openstreetmap.josm.data.coor.LatLon;
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| 11 | import java.lang.Math;
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| 12 | import java.io.File;
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| 13 |
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| 14 | /**
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| 15 | * objects of this class represent a gpx file with tracks, waypoints and routes
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| 16 | * it uses GPX1.1 see http://www.topografix.com/GPX/1/1/ for details
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| 17 | *
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| 18 | * @author Raphael Mack <ramack@raphael-mack.de>
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| 19 | */
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| 20 | public class GpxData extends WithAttributes {
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| 21 | public File storageFile;
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| 22 | public boolean fromServer;
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| 23 |
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| 24 | public Collection<GpxTrack> tracks = new LinkedList<GpxTrack>();
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| 25 | public Collection<GpxRoute> routes = new LinkedList<GpxRoute>();
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| 26 | public Collection<WayPoint> waypoints = new LinkedList<WayPoint>();
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| 27 |
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| 28 | public Bounds bounds;
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| 29 |
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| 30 | public void mergeFrom(GpxData other) {
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| 31 | if (storageFile == null && other.storageFile != null) {
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| 32 | storageFile = other.storageFile;
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| 33 | }
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| 34 | fromServer = fromServer && other.fromServer;
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| 35 |
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| 36 | for (Map.Entry<String, Object> ent : other.attr.entrySet()) {
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| 37 | // TODO: Detect conflicts.
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| 38 | String k = ent.getKey();
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| 39 | if (k.equals("link") && attr.containsKey("link")) {
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| 40 | ((Collection<GpxLink>) attr.get("link")).addAll(
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| 41 | (Collection<GpxLink>) ent.getValue());
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| 42 | } else {
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| 43 | attr.put(k, ent.getValue());
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| 44 | }
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| 45 | }
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| 46 | tracks.addAll(other.tracks);
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| 47 | routes.addAll(other.routes);
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| 48 | waypoints.addAll(other.waypoints);
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| 49 | }
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| 50 |
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| 51 | public boolean hasTrackPoints() {
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| 52 | for (GpxTrack trk : tracks) {
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| 53 | for (Collection<WayPoint> trkseg : trk.trackSegs) {
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| 54 | if (!trkseg.isEmpty())
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| 55 | return true;
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| 56 | }
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| 57 | }
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| 58 | return false;
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| 59 | }
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| 60 |
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| 61 | public boolean hasRoutePoints() {
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| 62 | for (GpxRoute rte : routes) {
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| 63 | if (!rte.routePoints.isEmpty())
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| 64 | return true;
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| 65 | }
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| 66 | return false;
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| 67 | }
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| 68 |
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| 69 | // FIXME might perhaps use visitor pattern?
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| 70 | public void recalculateBounds() {
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| 71 | bounds = null;
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| 72 | for (WayPoint wpt : waypoints) {
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| 73 | if (bounds == null) {
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| 74 | bounds = new Bounds(wpt.latlon, wpt.latlon);
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| 75 | } else {
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| 76 | bounds.extend(wpt.latlon);
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| 77 | }
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| 78 | }
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| 79 | for (GpxRoute rte : routes) {
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| 80 | for (WayPoint wpt : rte.routePoints) {
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| 81 | if (bounds == null) {
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| 82 | bounds = new Bounds(wpt.latlon, wpt.latlon);
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| 83 | } else {
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| 84 | bounds.extend(wpt.latlon);
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| 85 | }
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| 86 | }
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| 87 | }
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| 88 | for (GpxTrack trk : tracks) {
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| 89 | for (Collection<WayPoint> trkseg : trk.trackSegs) {
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| 90 | for (WayPoint wpt : trkseg) {
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| 91 | if (bounds == null) {
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| 92 | bounds = new Bounds(wpt.latlon, wpt.latlon);
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| 93 | } else {
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| 94 | bounds.extend(wpt.latlon);
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| 95 | }
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| 96 | }
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| 97 | }
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| 98 | }
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| 99 | if (bounds == null) {
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| 100 | bounds = new Bounds();
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| 101 | }
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| 102 | }
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| 103 | }
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