Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/map/FloodMap.java @ 881:4af1ee86b0b1

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Bugfix: #289 Set map units 'm'. flys-client/trunk@2710 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 13 Sep 2011 04:57:47 +0000
parents dcecdd9693a8
children d3b4010d2c89
rev   line source
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cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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parents:
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1 package de.intevation.flys.client.client.ui.map;
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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2
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407de0f4b66a Set the map projection and its max extent dynamically - information extracted from facets.
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3 import org.gwtopenmaps.openlayers.client.Bounds;
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4 import org.gwtopenmaps.openlayers.client.Map;
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5 import org.gwtopenmaps.openlayers.client.MapOptions;
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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6 import org.gwtopenmaps.openlayers.client.MapWidget;
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7 import org.gwtopenmaps.openlayers.client.feature.VectorFeature;
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8 import org.gwtopenmaps.openlayers.client.format.GeoJSON;
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95cc560ce7c4 Added map controls for digitizing and removing barriers.
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9 import org.gwtopenmaps.openlayers.client.layer.Vector;
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10 import org.gwtopenmaps.openlayers.client.layer.VectorOptions;
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cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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11 import org.gwtopenmaps.openlayers.client.util.JObjectArray;
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12 import org.gwtopenmaps.openlayers.client.util.JSObject;
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13
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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14
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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15 public class FloodMap {
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16
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17 public static final String LAYER_BARRIERS = "vector_layer_barriers";
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18
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cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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19 protected MapWidget mapWidget;
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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20 protected Map map;
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21 protected Vector barrierLayer;
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22 protected String srid;
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23 protected Bounds maxExtent;
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24
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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25
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26 public FloodMap(String srid, Bounds maxExtent) {
407de0f4b66a Set the map projection and its max extent dynamically - information extracted from facets.
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27 this.srid = srid;
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28 this.maxExtent = maxExtent;
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29
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30 MapOptions opts = new MapOptions();
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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31 opts.setControls(new JObjectArray(new JSObject[] {}));
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32 opts.setNumZoomLevels(16);
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33 opts.setProjection(getRiverProjection());
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34 opts.setMaxExtent(maxExtent);
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4af1ee86b0b1 Bugfix: #289 Set map units 'm'.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 833
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35 opts.setUnits("m");
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36 opts.setMaxResolution(500); // TODO DO THIS ON THE FLY
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37
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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38 mapWidget = new MapWidget("510px", "635px", opts);
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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39 map = mapWidget.getMap();
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e50da1f74e58 The layers created in the floodmap reflect to the facets this output mode has.
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40
e50da1f74e58 The layers created in the floodmap reflect to the facets this output mode has.
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41 getBarrierLayer();
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cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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42 }
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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43
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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44
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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45 public MapWidget getMapWidget() {
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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46 return mapWidget;
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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47 }
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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48
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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49
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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50 public Map getMap() {
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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51 return map;
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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52 }
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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parents:
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53
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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54
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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55 public String getRiverProjection() {
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56 return "EPSG:" + srid;
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57 }
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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parents:
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58
cc3f481e9484 Introduced GwtOpenLayers to bring up maps.
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parents:
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59
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60 public Vector getBarrierLayer() {
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61 if (barrierLayer == null) {
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62 VectorOptions opts = new VectorOptions();
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63 opts.setProjection(getRiverProjection());
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64 opts.setMaxExtent(maxExtent);
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65
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66 barrierLayer = new Vector(LAYER_BARRIERS, opts);
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e50da1f74e58 The layers created in the floodmap reflect to the facets this output mode has.
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67 barrierLayer.setIsBaseLayer(true);
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68
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69 map.addLayer(barrierLayer);
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70 }
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71
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72 return barrierLayer;
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73 }
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74
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75
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76 public String getFeaturesAsGeoJSON() {
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77 VectorFeature[] features = barrierLayer.getFeatures();
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78
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79 if (features == null || features.length == 0) {
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80 return null;
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81 }
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parents: 823
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82
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83 return new GeoJSON().write(features);
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84 }
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parents: 823
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85
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86
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87 public void setSize(String width, String height) {
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88 mapWidget.setWidth(width);
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89 mapWidget.setHeight(height);
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90 }
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91 }
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f4299b90c996 Added controls to navigate in the map.
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92 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org