Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/client/ui/map/GetFeatureInfo.java @ 2438:e0f4ea518d59

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Query GetFeatureInfo for active layers only. flys-client/trunk@4106 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Thu, 01 Mar 2012 15:07:04 +0000
parents 09566522e899
children 46fc11ad697f
rev   line source
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96708d81eaf6 Added an initial GetFeatureInfo tool to get information about points in the map.
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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.FeatureInfo;
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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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09566522e899 Query GetFeatureInfo with layers defined in MapThemePanel - which are the real layers in the map.
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20 import de.intevation.flys.client.client.ui.ThemePanel;
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21
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22
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23 public class GetFeatureInfo implements MapClickListener {
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24
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25 protected GFIServiceAsync gfiService = GWT.create(GFIService.class);
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26
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27 protected FLYSConstants MSG = GWT.create(FLYSConstants.class);
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28
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29 protected Map map;
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30 protected ThemePanel themePanel;
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31 protected String infoFormat;
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32
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33
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34 /**
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35 * @param map
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36 * @param themes
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37 * @param url
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38 * @param infoFormat
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39 */
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40 public GetFeatureInfo(Map map, ThemePanel themePanel, String infoFormat) {
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41 this.map = map;
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42 this.themePanel = themePanel;
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43 this.infoFormat = infoFormat;
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44 }
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46
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47 public void activate(boolean activate) {
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48 if (activate) {
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49 map.addMapClickListener(this);
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50 }
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51 else {
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52 map.removeListener(this);
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53 }
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54 }
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55
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56
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57 @Override
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58 public void onClick(MapClickListener.MapClickEvent e) {
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59 LonLat lonlat = e.getLonLat();
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60 Pixel pixel = map.getPixelFromLonLat(lonlat);
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61
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62 gfiService.query(
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63 themePanel.getThemeList().getActiveThemes(),
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64 infoFormat,
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65 map.getExtent().toString(),
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66 map.getProjection(),
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67 (int) map.getSize().getHeight(),
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68 (int) map.getSize().getWidth(),
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69 pixel.x(), pixel.y(),
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70 new AsyncCallback<List<FeatureInfo>>() {
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71 public void onFailure(Throwable e) {
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72 SC.warn(MSG.getString(e.getMessage()));
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73 }
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74
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75 public void onSuccess(List<FeatureInfo> features) {
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76 new GetFeatureInfoWindow(features).show();
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77 }
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78 });
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79 }
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80 }
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