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1 | // License: GPL. Copyright 2007 by Immanuel Scholz and others
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2 | package org.openstreetmap.josm.data.coor;
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3 |
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4 | import org.openstreetmap.josm.Main;
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5 | import org.openstreetmap.josm.data.projection.Projection;
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6 |
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7 | public class CachedLatLon extends LatLon {
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8 | private EastNorth eastNorth;
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9 | private Projection proj;
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10 |
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11 | public CachedLatLon(double lat, double lon) {
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12 | super(lat, lon);
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13 | }
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14 |
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15 | public CachedLatLon(LatLon coor) {
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16 | super(coor.lat(), coor.lon());
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17 | proj = null;
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18 | }
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19 |
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20 | public CachedLatLon(EastNorth eastNorth) {
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21 | super(Main.proj.eastNorth2latlon(eastNorth));
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22 | proj = Main.proj;
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23 | this.eastNorth = eastNorth;
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24 | }
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25 |
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26 | public final void setCoor(LatLon coor) {
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27 | setLocation(coor.lon(), coor.lat());
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28 | proj = null;
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29 | }
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30 |
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31 | public final void setEastNorth(EastNorth eastNorth) {
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32 | proj = Main.proj;
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33 | this.eastNorth = eastNorth;
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34 | LatLon l = proj.eastNorth2latlon(eastNorth);
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35 | setLocation(l.lon(), l.lat());
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36 | }
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37 |
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38 | public final EastNorth getEastNorth() {
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39 | if(proj != Main.proj)
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40 | {
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41 | proj = Main.proj;
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42 | eastNorth = proj.latlon2eastNorth(this);
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43 | }
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44 | return eastNorth;
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45 | }
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46 | @Override public String toString() {
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47 | return "CachedLatLon[lat="+lat()+",lon="+lon()+"]";
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48 | }
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49 | }
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