geotools/selection/FeatureMapLayerSelectionSynchronizer.java

/** 
 Copyright 2008 Stefan Alfons Krüger 
 
 atlas-framework - This file is part of the Atlas Framework

 This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.
 This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
 You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA

 Diese Bibliothek ist freie Software; Sie dürfen sie unter den Bedingungen der GNU Lesser General Public License, wie von der Free Software Foundation veröffentlicht, weiterverteilen und/oder modifizieren; entweder gemäß Version 2.1 der Lizenz oder (nach Ihrer Option) jeder späteren Version.
 Diese Bibliothek wird in der Hoffnung weiterverbreitet, daß sie nützlich sein wird, jedoch OHNE IRGENDEINE GARANTIE, auch ohne die implizierte Garantie der MARKTREIFE oder der VERWENDBARKEIT FÜR EINEN BESTIMMTEN ZWECK. Mehr Details finden Sie in der GNU Lesser General Public License.
 Sie sollten eine Kopie der GNU Lesser General Public License zusammen mit dieser Bibliothek erhalten haben; falls nicht, schreiben Sie an die Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA.
 **/
package skrueger.geotools.selection;

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.Arrays;
import java.util.Collection;
import java.util.Vector;

import javax.swing.JTable;
import javax.swing.ListSelectionModel;
import javax.swing.event.ListSelectionListener;

import org.geotools.feature.Feature;
import org.geotools.map.MapLayer;
import org.geotools.styling.FeatureTypeStyle;
import org.geotools.styling.Style;
import org.opengis.filter.Filter;
import org.opengis.filter.FilterVisitor;

import schmitzm.geotools.gui.JMapPane;
import schmitzm.geotools.map.event.FeatureSelectedEvent;
import schmitzm.geotools.map.event.JMapPaneEvent;
import schmitzm.geotools.map.event.JMapPaneListener;
import schmitzm.geotools.styling.StylingUtil;
import schmitzm.lang.LangUtil;
import skrueger.geotools.MapPaneToolBar;
import skrueger.geotools.StyledMapInterface;

/**
 * This class keeps the selection of a (feature) {@link JTable} synchronized
 * with the {@link StyledLayerSelectionModel} of a layer. This is done by
 * implementing:
 * <ul>
 * <li>a {@link PropertyChangeListener} which listens to the
 * {@link StyledLayerSelectionModel} and accordingly changes the {@link JTable}
 * selection</li>
 * <li>a {@link ListSelectionListener} which listens to the {@link JTable} and
 * accordingly changes the {@link StyledLayerSelectionModel} selection</li>
 * </ul>
 * After creating, the instance of this synchronizer must be added as listener
 * to both, the {@link StyledLayerSelectionModel} and the table's
 * {@link ListSelectionModel}.
 * 
 * @author <a href="mailto:[email protected]">Martin Schmitz</a>
 *         (University of Bonn/Germany)
 */
public class FeatureMapLayerSelectionSynchronizer extends
                StyledLayerSelectionModelSynchronizer<StyledFeatureLayerSelectionModel>
                implements JMapPaneListener {
        public static final String SELECTION_STYLING = "SELECTION";
        /**
         * Holds the {@link MapLayer} to keep synchronized with the layer selection
         * model.
         */
        protected final MapLayer mapLayer;
        protected final StyledMapInterface<?> styledMapLayer;
        protected final JMapPane mapPane;
        private final MapPaneToolBar toolBar;

        /**
         * Creates a new synchronizer
         * 
         * @param layerSelModel
         *            layer selection model to keep synchronized with the
         *            {@link MapLayer}
         * 
         * @param mapLayer
         *            {@link MapLayer} to keep synchronized with.
         */
        public FeatureMapLayerSelectionSynchronizer(
                        StyledFeatureLayerSelectionModel layerSelModel,
                        StyledMapInterface<?> styledMapLayer, MapLayer mapLayer,
                        JMapPane mapPane, MapPaneToolBar toolBar) {

                super(layerSelModel);
                this.styledMapLayer = styledMapLayer;

                this.mapLayer = mapLayer;
                this.mapPane = mapPane;
                this.toolBar = toolBar;
        }

        /**
         * Called by {@link StyledLayerSelectionModel} when a the selection on other
         * selection components (map, chart, ...) has changed. When calling this
         * 
         * method changes the {@link MapLayer} selection according to the
         * {@link StyledLayerSelectionModel} selection.
         * 
         * @param evt
         *            an event
         */
        @Override
        public void propertyChange(PropertyChangeEvent evt) {

                if (!isEnabled())
                        return;

                if (!(evt instanceof StyledLayerSelectionEvent))
                        return;
                StyledLayerSelectionEvent selEvt = (StyledLayerSelectionEvent) evt;
                // Only react on own layer and ignore events invoked by
                // this component itself
                if (selEvt.getEmitter() != layerSelModel || selectionChangeCausedByMe)
                        return;
                // Apply new selection on table (except this event is one of
                // some more events)
                Vector<String> newSelection = layerSelModel.getSelection();
                if (newSelection == null)
                        return;

                // Avoid event circles in valueChanged(..)
                selectionChangeCausedByMe = true;

                changeLayerStyle(newSelection);

                // Danger of event circles in valueChanged(..) banned
                selectionChangeCausedByMe = false;
        }

        /**
         * Changes the Style of the {@link MapLayer} to reflect changes of the
         * selection.
         * 
         * @param newSelection
         *            A {@link Vector} of Feature-IDs that are selected.
         */
        private void changeLayerStyle(final Vector<String> newSelection) {
                Style selectionMapStyle = null;
                try {
                        if (newSelection.isEmpty()) {

                                selectionMapStyle = styledMapLayer.getStyle();
                                // LOGGER.debug("NO SELECTION .. set to original style directly");

                        } else {
                                LOGGER.debug("SELECTION .. change style");

                                // We take Style from the MapLayer that is displayed at the
                                // moment. We do not use the styledMapLayer.getStyle, because in
                                // the atlas, this always return the default style, but
                                // additionaly styles might be selected.
                                // Taking the style from the mapLayer indicated, that we have to
                                // remove any selection rules first.
                                Style originalStyle = mapLayer.getStyle();

                                // TODO The default style is not good here. We need
                                // .createSelectionStyle(normalStyle, geoObj);
                                selectionMapStyle = StylingUtil
                                                .createSelectionStyle(styledMapLayer.getGeoObject());
                                // selectionMapStyle = StylingUtil
                                // .createDefaultStyle(styledMapLayer.getGeoObject());

                                selectionMapStyle.getFeatureTypeStyles()[0]
                                                .setName(SELECTION_STYLING);

                                // Rule selectedRule = StylingUtil.STYLE_FACTORY.createRule();
                                selectionMapStyle.getFeatureTypeStyles()[0].getRules()[0]
                                                .setFilter(new Filter() {

                                                        @Override
                                                        public Object accept(FilterVisitor visitor,
                                                                        Object extraData) {
                                                                return null;
                                                        }

                                                        @Override
                                                        public boolean evaluate(Object obj) {
                                                                if (obj instanceof Feature) {
                                                                        Feature f = (Feature) obj;
                                                                        // TODO BAD CODE! says Martin.. i am fine
                                                                        // with it.. well.. not great...
                                                                        for (String ffID : newSelection) {
                                                                                if (ffID.equals(f.getID()))
                                                                                        return true;
                                                                        }
                                                                        return false;

                                                                }
                                                                return false;
                                                        }

                                                });

                                FeatureTypeStyle[] originalFeatureTypeStyles = originalStyle
                                                .getFeatureTypeStyles();
                                FeatureTypeStyle[] newFeatureTypes;
                                if (originalFeatureTypeStyles[originalFeatureTypeStyles.length - 1]
                                                .getName() != null
                                                && originalFeatureTypeStyles[originalFeatureTypeStyles.length - 1]
                                                                .getName().equals(SELECTION_STYLING)) {
                                        newFeatureTypes = Arrays.copyOf(originalFeatureTypeStyles,
                                                        originalFeatureTypeStyles.length - 1);
                                } else {
                                        newFeatureTypes = originalFeatureTypeStyles;
                                }

                                // The last FTS is the selection FTS
                                newFeatureTypes = LangUtil.extendArray(newFeatureTypes,
                                                selectionMapStyle.getFeatureTypeStyles());

                                selectionMapStyle.setFeatureTypeStyles(newFeatureTypes);

                        }

                        mapLayer.setStyle(selectionMapStyle);
                        mapPane.refresh();
                } catch (Exception e) {
                        LOGGER.error("Error while trying to create a selection style", e);
                }
        }

        /**
         * Used to synchronize {@link FeatureSelectedEvent}s with the
         * {@link StyledFeatureLayerSelectionModel}
         */
        @Override
        public void performMapPaneEvent(JMapPaneEvent e) {

                // Ignore event if it is caused by us or the synchronizer is disabled.
                if (!isEnabled() || selectionChangeCausedByMe)
                        return;

                if (!(e instanceof FeatureSelectedEvent)) {
                        // LOGGER.debug("Ignoring event " + e);
                        return;
                }

                /**
                 * Only listen to FeatureSelectedEvents if an appropriate tool is
                 * selected.
                 */
                final int selectedTool = toolBar.getSelectedTool();
                if (selectedTool != MapPaneToolBar.TOOL_SELECTION_ADD
                                && selectedTool != MapPaneToolBar.TOOL_SELECTION_REMOVE
                                && selectedTool != MapPaneToolBar.TOOL_SELECTION_SET) {
                        return;
                }

                // only listen to events directly coming from JMapPane
                // selection (ignore selections from FilterDialog)
                if (e.getSourceObject() != this.mapPane)
                        return;

                FeatureSelectedEvent fse = (FeatureSelectedEvent) e;

                /**
                 * Checking, that the FeatureSelectedEvent actually contains features from this layer 
                 */
                final String sourceID = fse.getSourceLayer().getTitle();
                final String syncForID = mapLayer.getTitle();
                if (sourceID != null && syncForID != null
                                && !sourceID.equals(syncForID)){
                        LOGGER.debug("Ignoring a FeatureSelectedEvent from "+sourceID);
                        return;
                }
                

                LOGGER.debug("do event " + fse);

                // Avoid event circles in propertyChange(..)
                selectionChangeCausedByMe = true;

                Collection<Feature> selectionResult = (Collection<Feature>) fse
                                .getSelectionResult();

                // reset the selection of the DpLayerSelectionModel
                // layerSelModel.setValueIsAdjusting(true);

                if (selectedTool == MapPaneToolBar.TOOL_SELECTION_ADD) {
                        layerSelModel.setValueIsAdjusting(true);
                        for (Feature f : selectionResult) {
                                layerSelModel.addSelection(f.getID());
                        }
                        layerSelModel.setValueIsAdjusting(false);
                } else if (selectedTool == MapPaneToolBar.TOOL_SELECTION_SET) {
                        layerSelModel.setValueIsAdjusting(true);
                        layerSelModel.clearSelection();

                        for (Feature f : selectionResult) {
                                layerSelModel.addSelection(f.getID());
                        }

                        LOGGER.debug("Setting selection to " + selectionResult.size());
                        layerSelModel.setValueIsAdjusting(false);
                } else if (selectedTool == MapPaneToolBar.TOOL_SELECTION_REMOVE) {
                        layerSelModel.setValueIsAdjusting(true);
                        for (Feature f : selectionResult) {
                                layerSelModel.removeSelection(f.getID());
                        }
                        layerSelModel.setValueIsAdjusting(false);
                }

                // Show selected features in the map, which is not automatically done by
                // the origin: FeatureSelectedEvent
                changeLayerStyle(layerSelModel.getSelection());

                // Danger of event circles in propertyChange(..) banned
                selectionChangeCausedByMe = false;
        }

}
1	/**
2	Copyright 2008 Stefan Alfons Krüger
3
4	atlas-framework - This file is part of the Atlas Framework
5
6	This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.
7	This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
8	You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA
9
10	Diese Bibliothek ist freie Software; Sie dürfen sie unter den Bedingungen der GNU Lesser General Public License, wie von der Free Software Foundation veröffentlicht, weiterverteilen und/oder modifizieren; entweder gemäß Version 2.1 der Lizenz oder (nach Ihrer Option) jeder späteren Version.
11	Diese Bibliothek wird in der Hoffnung weiterverbreitet, daß sie nützlich sein wird, jedoch OHNE IRGENDEINE GARANTIE, auch ohne die implizierte Garantie der MARKTREIFE oder der VERWENDBARKEIT FÜR EINEN BESTIMMTEN ZWECK. Mehr Details finden Sie in der GNU Lesser General Public License.
12	Sie sollten eine Kopie der GNU Lesser General Public License zusammen mit dieser Bibliothek erhalten haben; falls nicht, schreiben Sie an die Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110, USA.
13	**/
14	package skrueger.geotools.selection;
15
16	import java.beans.PropertyChangeEvent;
17	import java.beans.PropertyChangeListener;
18	import java.util.Arrays;
19	import java.util.Collection;
20	import java.util.Vector;
21
22	import javax.swing.JTable;
23	import javax.swing.ListSelectionModel;
24	import javax.swing.event.ListSelectionListener;
25
26	import org.geotools.feature.Feature;
27	import org.geotools.map.MapLayer;
28	import org.geotools.styling.FeatureTypeStyle;
29	import org.geotools.styling.Style;
30	import org.opengis.filter.Filter;
31	import org.opengis.filter.FilterVisitor;
32
33	import schmitzm.geotools.gui.JMapPane;
34	import schmitzm.geotools.map.event.FeatureSelectedEvent;
35	import schmitzm.geotools.map.event.JMapPaneEvent;
36	import schmitzm.geotools.map.event.JMapPaneListener;
37	import schmitzm.geotools.styling.StylingUtil;
38	import schmitzm.lang.LangUtil;
39	import skrueger.geotools.MapPaneToolBar;
40	import skrueger.geotools.StyledMapInterface;
41
42	/**
43	* This class keeps the selection of a (feature) {@link JTable} synchronized
44	* with the {@link StyledLayerSelectionModel} of a layer. This is done by
45	* implementing:
46	* <ul>
47	* <li>a {@link PropertyChangeListener} which listens to the
48	* {@link StyledLayerSelectionModel} and accordingly changes the {@link JTable}
49	* selection</li>
50	* <li>a {@link ListSelectionListener} which listens to the {@link JTable} and
51	* accordingly changes the {@link StyledLayerSelectionModel} selection</li>
52	* </ul>
53	* After creating, the instance of this synchronizer must be added as listener
54	* to both, the {@link StyledLayerSelectionModel} and the table's
55	* {@link ListSelectionModel}.
56	*
57	* @author <a href="mailto:[email protected]">Martin Schmitz</a>
58	* (University of Bonn/Germany)
59	*/
60	public class FeatureMapLayerSelectionSynchronizer extends
61	StyledLayerSelectionModelSynchronizer<StyledFeatureLayerSelectionModel>
62	implements JMapPaneListener {
63	public static final String SELECTION_STYLING = "SELECTION";
64	/**
65	* Holds the {@link MapLayer} to keep synchronized with the layer selection
66	* model.
67	*/
68	protected final MapLayer mapLayer;
69	protected final StyledMapInterface<?> styledMapLayer;
70	protected final JMapPane mapPane;
71	private final MapPaneToolBar toolBar;
72
73	/**
74	* Creates a new synchronizer
75	*
76	* @param layerSelModel
77	* layer selection model to keep synchronized with the
78	* {@link MapLayer}
79	*
80	* @param mapLayer
81	* {@link MapLayer} to keep synchronized with.
82	*/
83	public FeatureMapLayerSelectionSynchronizer(
84	StyledFeatureLayerSelectionModel layerSelModel,
85	StyledMapInterface<?> styledMapLayer, MapLayer mapLayer,
86	JMapPane mapPane, MapPaneToolBar toolBar) {
87
88	super(layerSelModel);
89	this.styledMapLayer = styledMapLayer;
90
91	this.mapLayer = mapLayer;
92	this.mapPane = mapPane;
93	this.toolBar = toolBar;
94	}
95
96	/**
97	* Called by {@link StyledLayerSelectionModel} when a the selection on other
98	* selection components (map, chart, ...) has changed. When calling this
99	*
100	* method changes the {@link MapLayer} selection according to the
101	* {@link StyledLayerSelectionModel} selection.
102	*
103	* @param evt
104	* an event
105	*/
106	@Override
107	public void propertyChange(PropertyChangeEvent evt) {
108
109	if (!isEnabled())
110	return;
111
112	if (!(evt instanceof StyledLayerSelectionEvent))
113	return;
114	StyledLayerSelectionEvent selEvt = (StyledLayerSelectionEvent) evt;
115	// Only react on own layer and ignore events invoked by
116	// this component itself
117	if (selEvt.getEmitter() != layerSelModel \|\| selectionChangeCausedByMe)
118	return;
119	// Apply new selection on table (except this event is one of
120	// some more events)
121	Vector<String> newSelection = layerSelModel.getSelection();
122	if (newSelection == null)
123	return;
124
125	// Avoid event circles in valueChanged(..)
126	selectionChangeCausedByMe = true;
127
128	changeLayerStyle(newSelection);
129
130	// Danger of event circles in valueChanged(..) banned
131	selectionChangeCausedByMe = false;
132	}
133
134	/**
135	* Changes the Style of the {@link MapLayer} to reflect changes of the
136	* selection.
137	*
138	* @param newSelection
139	* A {@link Vector} of Feature-IDs that are selected.
140	*/
141	private void changeLayerStyle(final Vector<String> newSelection) {
142	Style selectionMapStyle = null;
143	try {
144	if (newSelection.isEmpty()) {
145
146	selectionMapStyle = styledMapLayer.getStyle();
147	// LOGGER.debug("NO SELECTION .. set to original style directly");
148
149	} else {
150	LOGGER.debug("SELECTION .. change style");
151
152	// We take Style from the MapLayer that is displayed at the
153	// moment. We do not use the styledMapLayer.getStyle, because in
154	// the atlas, this always return the default style, but
155	// additionaly styles might be selected.
156	// Taking the style from the mapLayer indicated, that we have to
157	// remove any selection rules first.
158	Style originalStyle = mapLayer.getStyle();
159
160	// TODO The default style is not good here. We need
161	// .createSelectionStyle(normalStyle, geoObj);
162	selectionMapStyle = StylingUtil
163	.createSelectionStyle(styledMapLayer.getGeoObject());
164	// selectionMapStyle = StylingUtil
165	// .createDefaultStyle(styledMapLayer.getGeoObject());
166
167	selectionMapStyle.getFeatureTypeStyles()[0]
168	.setName(SELECTION_STYLING);
169
170	// Rule selectedRule = StylingUtil.STYLE_FACTORY.createRule();
171	selectionMapStyle.getFeatureTypeStyles()[0].getRules()[0]
172	.setFilter(new Filter() {
173
174	@Override
175	public Object accept(FilterVisitor visitor,
176	Object extraData) {
177	return null;
178	}
179
180	@Override
181	public boolean evaluate(Object obj) {
182	if (obj instanceof Feature) {
183	Feature f = (Feature) obj;
184	// TODO BAD CODE! says Martin.. i am fine
185	// with it.. well.. not great...
186	for (String ffID : newSelection) {
187	if (ffID.equals(f.getID()))
188	return true;
189	}
190	return false;
191
192	}
193	return false;
194	}
195
196	});
197
198	FeatureTypeStyle[] originalFeatureTypeStyles = originalStyle
199	.getFeatureTypeStyles();
200	FeatureTypeStyle[] newFeatureTypes;
201	if (originalFeatureTypeStyles[originalFeatureTypeStyles.length - 1]
202	.getName() != null
203	&& originalFeatureTypeStyles[originalFeatureTypeStyles.length - 1]
204	.getName().equals(SELECTION_STYLING)) {
205	newFeatureTypes = Arrays.copyOf(originalFeatureTypeStyles,
206	originalFeatureTypeStyles.length - 1);
207	} else {
208	newFeatureTypes = originalFeatureTypeStyles;
209	}
210
211	// The last FTS is the selection FTS
212	newFeatureTypes = LangUtil.extendArray(newFeatureTypes,
213	selectionMapStyle.getFeatureTypeStyles());
214
215	selectionMapStyle.setFeatureTypeStyles(newFeatureTypes);
216
217	}
218
219	mapLayer.setStyle(selectionMapStyle);
220	mapPane.refresh();
221	} catch (Exception e) {
222	LOGGER.error("Error while trying to create a selection style", e);
223	}
224	}
225
226	/**
227	* Used to synchronize {@link FeatureSelectedEvent}s with the
228	* {@link StyledFeatureLayerSelectionModel}
229	*/
230	@Override
231	public void performMapPaneEvent(JMapPaneEvent e) {
232
233	// Ignore event if it is caused by us or the synchronizer is disabled.
234	if (!isEnabled() \|\| selectionChangeCausedByMe)
235	return;
236
237	if (!(e instanceof FeatureSelectedEvent)) {
238	// LOGGER.debug("Ignoring event " + e);
239	return;
240	}
241
242	/**
243	* Only listen to FeatureSelectedEvents if an appropriate tool is
244	* selected.
245	*/
246	final int selectedTool = toolBar.getSelectedTool();
247	if (selectedTool != MapPaneToolBar.TOOL_SELECTION_ADD
248	&& selectedTool != MapPaneToolBar.TOOL_SELECTION_REMOVE
249	&& selectedTool != MapPaneToolBar.TOOL_SELECTION_SET) {
250	return;
251	}
252
253	// only listen to events directly coming from JMapPane
254	// selection (ignore selections from FilterDialog)
255	if (e.getSourceObject() != this.mapPane)
256	return;
257
258	FeatureSelectedEvent fse = (FeatureSelectedEvent) e;
259
260	/**
261	* Checking, that the FeatureSelectedEvent actually contains features from this layer
262	*/
263	final String sourceID = fse.getSourceLayer().getTitle();
264	final String syncForID = mapLayer.getTitle();
265	if (sourceID != null && syncForID != null
266	&& !sourceID.equals(syncForID)){
267	LOGGER.debug("Ignoring a FeatureSelectedEvent from "+sourceID);
268	return;
269	}
270
271
272	LOGGER.debug("do event " + fse);
273
274	// Avoid event circles in propertyChange(..)
275	selectionChangeCausedByMe = true;
276
277	Collection<Feature> selectionResult = (Collection<Feature>) fse
278	.getSelectionResult();
279
280	// reset the selection of the DpLayerSelectionModel
281	// layerSelModel.setValueIsAdjusting(true);
282
283	if (selectedTool == MapPaneToolBar.TOOL_SELECTION_ADD) {
284	layerSelModel.setValueIsAdjusting(true);
285	for (Feature f : selectionResult) {
286	layerSelModel.addSelection(f.getID());
287	}
288	layerSelModel.setValueIsAdjusting(false);
289	} else if (selectedTool == MapPaneToolBar.TOOL_SELECTION_SET) {
290	layerSelModel.setValueIsAdjusting(true);
291	layerSelModel.clearSelection();
292
293	for (Feature f : selectionResult) {
294	layerSelModel.addSelection(f.getID());
295	}
296
297	LOGGER.debug("Setting selection to " + selectionResult.size());
298	layerSelModel.setValueIsAdjusting(false);
299	} else if (selectedTool == MapPaneToolBar.TOOL_SELECTION_REMOVE) {
300	layerSelModel.setValueIsAdjusting(true);
301	for (Feature f : selectionResult) {
302	layerSelModel.removeSelection(f.getID());
303	}
304	layerSelModel.setValueIsAdjusting(false);
305	}
306
307	// Show selected features in the map, which is not automatically done by
308	// the origin: FeatureSelectedEvent
309	changeLayerStyle(layerSelModel.getSelection());
310
311	// Danger of event circles in propertyChange(..) banned
312	selectionChangeCausedByMe = false;
313	}
314
315	}
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