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annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/map/GetFeatureInfo.java @ 1400:96708d81eaf6

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Added an initial GetFeatureInfo tool to get information about points in the map. flys-client/trunk@3285 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 17 Nov 2011 16:20:55 +0000
parents
children 15ef3d3081b7
rev   line source
1400
96708d81eaf6 Added an initial GetFeatureInfo tool to get information about points in the map.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.flys.client.client.ui.map;
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2
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3 import java.util.List;
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4
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5 import com.google.gwt.core.client.GWT;
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6 import com.google.gwt.user.client.rpc.AsyncCallback;
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7
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8 import com.smartgwt.client.util.SC;
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9
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10 import org.gwtopenmaps.openlayers.client.Map;
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11 import org.gwtopenmaps.openlayers.client.LonLat;
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12 import org.gwtopenmaps.openlayers.client.Pixel;
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13 import org.gwtopenmaps.openlayers.client.event.MapClickListener;
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14
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15 import de.intevation.flys.client.shared.model.Theme;
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16
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17 import de.intevation.flys.client.client.FLYSConstants;
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18 import de.intevation.flys.client.client.services.GFIService;
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19 import de.intevation.flys.client.client.services.GFIServiceAsync;
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20
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21
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22 public class GetFeatureInfo implements MapClickListener {
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23
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24 protected GFIServiceAsync gfiService = GWT.create(GFIService.class);
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25
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26 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
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27
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28 protected Map map;
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29 protected List<Theme> themes;
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30 protected String infoFormat;
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31
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32
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33 /**
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34 * @param map
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35 * @param themes
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36 * @param url
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37 * @param infoFormat
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38 */
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39 public GetFeatureInfo(Map map, List<Theme> themes, String infoFormat) {
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40 this.map = map;
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41 this.themes = themes;
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42 this.infoFormat = infoFormat;
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43 }
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44
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45
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46 public void activate(boolean activate) {
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47 if (activate) {
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48 map.addMapClickListener(this);
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49 }
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50 else {
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51 map.removeListener(this);
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52 }
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53 }
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54
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55
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56 @Override
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57 public void onClick(MapClickListener.MapClickEvent e) {
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58 LonLat lonlat = e.getLonLat();
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59 Pixel pixel = map.getPixelFromLonLat(lonlat);
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60
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61 gfiService.query(
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62 themes,
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63 infoFormat,
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64 map.getExtent().toString(),
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65 map.getProjection(),
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66 (int) map.getSize().getHeight(),
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67 (int) map.getSize().getWidth(),
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68 pixel.x(), pixel.y(),
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69 new AsyncCallback<String>() {
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70 public void onFailure(Throwable e) {
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71 SC.warn(MSG.getString(e.getMessage()));
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72 }
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73
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74 public void onSuccess(String response) {
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75 new GetFeatureInfoWindow(response).show();
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76 }
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77 });
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78 }
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79 }
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