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/******************************************************************************* |
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* Copyright (c) 2009 Martin O. J. Schmitz. |
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* |
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* This file is part of the SCHMITZM library - a collection of utility |
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* classes based on Java 1.6, focusing (not only) on Java Swing |
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* and the Geotools library. |
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* |
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* The SCHMITZM project is hosted at: |
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* http://wald.intevation.org/projects/schmitzm/ |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public License |
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* as published by the Free Software Foundation; either version 3 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License (license.txt) |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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* or try this link: http://www.gnu.org/licenses/lgpl.html |
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* |
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* Contributors: |
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* Martin O. J. Schmitz - initial API and implementation |
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* Stefan A. Krüger - additional utility classes |
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******************************************************************************/ |
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/** |
/** |
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Copyright 2008 Stefan Alfons Krüger |
Copyright 2008 Stefan Alfons Krüger |
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atlas-framework - This file is part of the Atlas Framework |
atlas-framework - This file is part of the Atlas Framework |
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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 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. |
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**/ |
**/ |
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package skrueger.geotools.selection; |
package skrueger.geotools.selection; |
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import java.awt.RenderingHints; |
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import java.beans.PropertyChangeEvent; |
import java.beans.PropertyChangeEvent; |
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import java.beans.PropertyChangeListener; |
import java.beans.PropertyChangeListener; |
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import java.util.Arrays; |
import java.io.File; |
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import java.util.Collection; |
import java.util.HashMap; |
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import java.util.HashSet; |
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import java.util.Iterator; |
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import java.util.Set; |
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import java.util.Vector; |
import java.util.Vector; |
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import javax.swing.JTable; |
import javax.swing.JTable; |
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import javax.swing.ListSelectionModel; |
import javax.swing.ListSelectionModel; |
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import javax.swing.event.ListSelectionListener; |
import javax.swing.event.ListSelectionListener; |
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import org.geotools.feature.Feature; |
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import org.geotools.feature.FeatureCollection; |
import org.geotools.feature.FeatureCollection; |
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import org.geotools.feature.FeatureIterator; |
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import org.geotools.map.MapLayer; |
import org.geotools.map.MapLayer; |
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import org.geotools.renderer.GTRenderer; |
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import org.geotools.renderer.label.LabelCacheImpl; |
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import org.geotools.renderer.lite.StreamingRenderer; |
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import org.geotools.styling.FeatureTypeStyle; |
import org.geotools.styling.FeatureTypeStyle; |
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import org.geotools.styling.Style; |
import org.geotools.styling.Style; |
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import org.opengis.filter.Filter; |
import org.geotools.styling.visitor.DuplicatingStyleVisitor; |
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import org.opengis.filter.FilterVisitor; |
import org.opengis.feature.simple.SimpleFeature; |
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import org.opengis.feature.simple.SimpleFeatureType; |
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import org.opengis.filter.identity.FeatureId; |
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import schmitzm.geotools.FilterUtil; |
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import schmitzm.geotools.GTUtil; |
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import schmitzm.geotools.gui.JMapPane; |
import schmitzm.geotools.gui.JMapPane; |
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import schmitzm.geotools.map.event.FeatureSelectedEvent; |
import schmitzm.geotools.map.event.FeatureSelectedEvent; |
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import schmitzm.geotools.map.event.JMapPaneEvent; |
import schmitzm.geotools.map.event.JMapPaneEvent; |
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import schmitzm.geotools.map.event.JMapPaneListener; |
import schmitzm.geotools.map.event.JMapPaneListener; |
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import schmitzm.geotools.styling.StylingUtil; |
import schmitzm.geotools.styling.StylingUtil; |
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import schmitzm.lang.LangUtil; |
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import skrueger.geotools.MapPaneToolBar; |
import skrueger.geotools.MapPaneToolBar; |
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import skrueger.geotools.StyledMapInterface; |
import skrueger.geotools.StyledFeaturesInterface; |
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import skrueger.geotools.StyledLayerInterface; |
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/** |
/** |
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* This class keeps the selection of a (feature) {@link JTable} synchronized |
* This class keeps the selection of a (feature) {@link JTable} synchronized |
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* model. |
* model. |
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*/ |
*/ |
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protected final MapLayer mapLayer; |
protected final MapLayer mapLayer; |
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protected final StyledMapInterface<?> styledMapLayer; |
protected final StyledFeaturesInterface<?> styledLayer; |
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protected final JMapPane mapPane; |
protected final JMapPane mapPane; |
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private final MapPaneToolBar toolBar; |
private final MapPaneToolBar toolBar; |
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private final HashMap<Object, Object> defaultGTRenderingHints; |
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/** |
/** |
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* Creates a new synchronizer |
* Creates a new synchronizer |
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*/ |
*/ |
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public FeatureMapLayerSelectionSynchronizer( |
public FeatureMapLayerSelectionSynchronizer( |
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StyledFeatureLayerSelectionModel layerSelModel, |
StyledFeatureLayerSelectionModel layerSelModel, |
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StyledMapInterface<?> styledMapLayer, MapLayer mapLayer, |
StyledFeaturesInterface<?> styledLayer, MapLayer mapLayer, |
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JMapPane mapPane, MapPaneToolBar toolBar) { |
JMapPane mapPane, MapPaneToolBar toolBar, |
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HashMap<Object, Object> defaultGTRenderingHints) { |
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super(layerSelModel); |
super(layerSelModel); |
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this.styledMapLayer = styledMapLayer; |
this.styledLayer = styledLayer; |
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this.mapLayer = mapLayer; |
this.mapLayer = mapLayer; |
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this.mapPane = mapPane; |
this.mapPane = mapPane; |
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this.toolBar = toolBar; |
this.toolBar = toolBar; |
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if (defaultGTRenderingHints != null) |
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this.defaultGTRenderingHints = defaultGTRenderingHints; |
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else |
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this.defaultGTRenderingHints = new HashMap<Object, Object>(); |
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} |
} |
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/** |
/** |
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*/ |
*/ |
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@Override |
@Override |
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public void propertyChange(PropertyChangeEvent evt) { |
public void propertyChange(PropertyChangeEvent evt) { |
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if (!isEnabled()) |
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return; |
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if (!(evt instanceof StyledLayerSelectionEvent)) |
if (!(evt instanceof StyledLayerSelectionEvent)) |
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return; |
return; |
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StyledLayerSelectionEvent selEvt = (StyledLayerSelectionEvent) evt; |
StyledLayerSelectionEvent selEvt = (StyledLayerSelectionEvent) evt; |
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selectionChangeCausedByMe = false; |
selectionChangeCausedByMe = false; |
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} |
} |
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/** |
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* Changes the Style of the {@link MapLayer} to reflect changes of the |
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* selection. |
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* |
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* @param newSelection |
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* A {@link Vector} of SimpleFeature-IDs that are selected. |
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*/ |
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private void changeLayerStyle(final Vector<String> newSelection) { |
private void changeLayerStyle(final Vector<String> newSelection) { |
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Style selectionMapStyle = null; |
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try { |
try { |
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Style originalStyle = mapLayer.getStyle(); |
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if (newSelection.isEmpty()) { |
if (newSelection.isEmpty()) { |
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selectionMapStyle = styledMapLayer.getStyle(); |
// Check if the Style contains a SELECTION FTS |
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LOGGER.debug("NO SELECTION .. set to original style directly"); |
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FeatureTypeStyle[] clone = originalStyle.featureTypeStyles() |
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.toArray(new FeatureTypeStyle[] {}).clone(); |
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for (FeatureTypeStyle fts : clone) { |
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if (fts.getName() != null |
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&& fts.getName().equals(SELECTION_STYLING)) { |
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originalStyle.featureTypeStyles().remove(fts); |
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replaceRenderer(); |
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// mapPane.refresh(); |
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return; |
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} |
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} |
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} else { |
} else { |
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LOGGER.debug("SELECTION .. change style"); |
LOGGER.debug("SELECTION .. change style"); |
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// We take Style from the MapLayer that is displayed at the |
// We take Style from the MapLayer that is displayed at the |
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// moment. We do not use the styledMapLayer.getStyle, because in |
// moment. We do not use the styledLayer.getStyle, because in |
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// the atlas, this always return the default style, but |
// the atlas, this always return the default style, but |
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// additionaly styles might be selected. |
// additional styles might be selected. |
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// Taking the style from the mapLayer indicated, that we have to |
// Taking the style from the mapLayer indicated, that we have to |
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// remove any selection rules first. |
// remove any selection rules first. |
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Style originalStyle = mapLayer.getStyle(); |
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// TODO The default style is not good here. We need |
FeatureTypeStyle selectionFTStyle = StylingUtil |
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// .createSelectionStyle(normalStyle, geoObj); |
.createSelectionStyle(styledLayer.getGeoObject()); |
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selectionMapStyle = StylingUtil |
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.createDefaultStyle(styledMapLayer.getGeoObject()); |
selectionFTStyle.setName(SELECTION_STYLING); |
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selectionMapStyle.getFeatureTypeStyles()[0] |
/** |
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.setName(SELECTION_STYLING); |
* |
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* Add a Filter to the selectionMapStyle, so that it is only |
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// Symbolizer sss = |
* used on objects that are selected. <br/> |
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// selectionMapStyle.getFeatureTypeStyles()[0].getRules()[0].getSymbolizers()[0]; |
* To optimize rendering speed, the filter checks whether more |
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// if (sss instanceof PolygonSymbolizer) { |
* than half of the features are selected. If so, the filter is |
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// PolygonSymbolizer ps = (PolygonSymbolizer) sss; |
* inverted to be shorter. |
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// ps.getFill().setOpacity( FilterUtil.FILTER_FAC.literal(0.5)); |
* |
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// } |
*/ |
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// Rule selectedRule = StylingUtil.STYLE_FACTORY.createRule(); |
final FeatureCollection<SimpleFeatureType, SimpleFeature> featureCollectionFiltered = styledLayer |
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selectionMapStyle.getFeatureTypeStyles()[0].getRules()[0] |
.getFeatureCollectionFiltered(); |
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.setFilter(new Filter() { |
if (newSelection.size() > featureCollectionFiltered.size() / 2) { |
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FeatureIterator<SimpleFeature> iterator = featureCollectionFiltered |
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@Override |
.features(); |
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public Object accept(FilterVisitor visitor, |
Set<FeatureId> antiFids = new HashSet<FeatureId>(); |
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Object extraData) { |
try { |
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return null; |
while (iterator.hasNext()) { |
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} |
SimpleFeature next = iterator.next(); |
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if (!newSelection.contains(next.getID())) |
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@Override |
antiFids.add(FilterUtil.FILTER_FAC2 |
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public boolean evaluate(Object obj) { |
.featureId(next.getID())); |
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if (obj instanceof Feature) { |
} |
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Feature f = (Feature) obj; |
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// TODO BAD CODE! says Martin.. i am fine |
selectionFTStyle.rules().get(0).setFilter( |
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// with it.. well.. not great... |
FilterUtil.FILTER_FAC2 |
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for (String ffID : newSelection) { |
.not(FilterUtil.FILTER_FAC2 |
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if (ffID.equals(f.getID())) |
.id(antiFids))); |
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return true; |
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} |
} finally { |
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return false; |
featureCollectionFiltered.close(iterator); |
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} |
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} |
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return false; |
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} |
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}); |
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FeatureTypeStyle[] originalFeatureTypeStyles = originalStyle |
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.getFeatureTypeStyles(); |
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FeatureTypeStyle[] newFeatureTypes; |
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if (originalFeatureTypeStyles[originalFeatureTypeStyles.length - 1] |
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.getName() != null |
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&& originalFeatureTypeStyles[originalFeatureTypeStyles.length - 1] |
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.getName().equals(SELECTION_STYLING)) { |
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newFeatureTypes = Arrays.copyOf(originalFeatureTypeStyles, |
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originalFeatureTypeStyles.length - 1); |
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} else { |
} else { |
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newFeatureTypes = originalFeatureTypeStyles; |
Set<FeatureId> fids = new HashSet<FeatureId>(); |
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} |
for (String fid : newSelection) { |
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// |
fids.add(FilterUtil.FILTER_FAC2.featureId(fid)); |
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// // REMOVE any Selection_Styling FTS (usually the last one) |
} |
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// |
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// for (FeatureTypeStyle fts : originalFeatureTypeStyles){ |
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// if (fts.getName().equals(SELECTION_STYLING)) continue; |
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// newFeatureTypes = |
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// |
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// LangUtil.extendArray( |
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// originalFeatureTypeStyles, selectionMapStyle |
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// .getFeatureTypeStyles()); |
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// } |
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// The last FTS is the selection FTS |
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newFeatureTypes = LangUtil.extendArray(newFeatureTypes, |
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selectionMapStyle.getFeatureTypeStyles()); |
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selectionMapStyle.setFeatureTypeStyles(newFeatureTypes); |
selectionFTStyle.rules().get(0).setFilter( |
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FilterUtil.FILTER_FAC2.id(fids)); |
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} |
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// selectionMapStyle.setFeatureTypeStyles(originalStyle.getF) |
// Maybe there has already been another selection |
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// FeatureTypeStyle... Let's replace it... |
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boolean foundAndReplaced = false; |
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for (FeatureTypeStyle fts : originalStyle.featureTypeStyles()) { |
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if (fts.getName() != null |
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&& fts.getName().equals(SELECTION_STYLING)) { |
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foundAndReplaced = true; |
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fts.rules().clear(); |
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fts.rules().addAll(selectionFTStyle.rules()); |
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break; |
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} |
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} |
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if (!foundAndReplaced) { |
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originalStyle.featureTypeStyles().add(selectionFTStyle); |
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} |
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// Flat copy the style |
// Refresh the map |
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// mapPane.refresh(); |
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// selectionMapStyle = |
DuplicatingStyleVisitor dsv = new DuplicatingStyleVisitor(); |
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// StylingUtil.createDefaultStyle(styledMapLayer.getGeoObject()); |
dsv.visit(originalStyle); |
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Style newStyle = (Style) dsv.getCopy(); |
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// |
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// try { |
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//// |
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//// StylingUtil.saveStyleToSLD(newStyle, new File( |
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//// "/home/stefan/Desktop/selection.sld")); |
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// } catch (Exception e) { |
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// } |
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// |
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// // DuplicatingStyleVisitor dsv = new DuplicatingStyleVisitor(); |
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// dsv.visit(originalStyle); |
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// Style newStyle = originalStyle; |
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// Style newStyle = StylingUtil.STYLE_BUILDER.createStyle(); |
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// newStyle.featureTypeStyles().addAll(originalStyle.featureTypeStyles()); |
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mapLayer.setStyle(newStyle); |
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replaceRenderer(); |
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} |
} |
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mapLayer.setStyle(selectionMapStyle); |
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mapPane.refresh(); |
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} catch (Exception e) { |
} catch (Exception e) { |
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LOGGER.error("Error while trying to create a selection style", e); |
LOGGER.error("Error while trying to create a selection style", e); |
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} |
} |
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} |
} |
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private void replaceRenderer() { |
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// |
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// // Has to be done before we apply the new Renderer |
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// mapLayer.setStyle(style); |
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GTRenderer oldRenderer = mapPane.getRenderer(); |
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/** |
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* Explicitly putting a new instance of LabelCacheDefault into the |
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* renderer instance, so JMapPane doesn't reuse the old one. This is |
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* very useful when changing the TextSymbolizer with AtlasStyler<br/> |
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* SK 9.7.09: It's not enought to user LabelCache.clear(). We can not |
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* reuse the old Renderer - better to create a new one! |
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*/ |
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final GTRenderer newRenderer = GTUtil.createGTRenderer(); |
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final HashMap<Object, Object> rendererHints = defaultGTRenderingHints; |
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rendererHints.put(StreamingRenderer.LABEL_CACHE_KEY, |
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new LabelCacheImpl()); |
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newRenderer.setRendererHints(rendererHints); |
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mapPane.setRenderer(newRenderer); |
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if (oldRenderer != null) { |
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RenderingHints java2DHints = oldRenderer.getJava2DHints(); |
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if (java2DHints != null) { |
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newRenderer.setJava2DHints(java2DHints); |
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} |
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oldRenderer.setContext(null); |
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oldRenderer = null; |
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} |
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mapPane.refresh(); |
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} |
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/** |
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* Used to synchronize {@link FeatureSelectedEvent}s with the |
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* {@link StyledFeatureLayerSelectionModel} |
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*/ |
356 |
@Override |
@Override |
357 |
public void performMapPaneEvent(JMapPaneEvent e) { |
public void performMapPaneEvent(JMapPaneEvent e) { |
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// Ignore event if it is caused by us or the synchronizer is disabled. |
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if (!isEnabled() || selectionChangeCausedByMe) |
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return; |
362 |
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if (!(e instanceof FeatureSelectedEvent)) { |
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// LOGGER.debug("Ignoring event " + e); |
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return; |
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} |
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368 |
/** |
/** |
369 |
* Only listen to FeatureSelectionEvents if the appropriate tool is |
* Only listen to FeatureSelectedEvents if an appropriate tool is |
370 |
* selected. |
* selected. |
371 |
*/ |
*/ |
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final int selectedTool = toolBar.getSelectedTool(); |
final int selectedTool = toolBar.getSelectedTool(); |
373 |
if (selectedTool != MapPaneToolBar.TOOL_SELECTION_ADD |
if (selectedTool != MapPaneToolBar.TOOL_SELECTION_ADD |
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&& selectedTool != MapPaneToolBar.TOOL_SELECTION_REMOVE |
&& selectedTool != MapPaneToolBar.TOOL_SELECTION_REMOVE |
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&& selectedTool != MapPaneToolBar.TOOL_SELECTION_CLEAR |
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&& selectedTool != MapPaneToolBar.TOOL_SELECTION_SET) { |
&& selectedTool != MapPaneToolBar.TOOL_SELECTION_SET) { |
376 |
return; |
return; |
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} |
} |
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if (!(e instanceof FeatureSelectedEvent)) { |
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// LOGGER.debug("Ignoring event " + e); |
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return; |
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} |
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// only listen to events directly coming from JMapPane |
// only listen to events directly coming from JMapPane |
380 |
// selection (ignore selections from FilterDialog) |
// selection (ignore selections from FilterDialog) |
381 |
if (e.getSourceObject() != this.mapPane) |
if (e.getSourceObject() != this.mapPane) |
382 |
return; |
return; |
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FeatureSelectedEvent fse = (FeatureSelectedEvent) e; |
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// ignore event if it is caused by the DpLayerVectorSelectionModel |
/** |
386 |
if (selectionChangeCausedByMe) |
* Checking, that the FeatureSelectedEvent actually contains features |
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* from this layer |
388 |
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*/ |
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FeatureSelectedEvent fse = (FeatureSelectedEvent) e; |
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final String sourceID = fse.getSourceLayer().getTitle(); |
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final String syncForID = mapLayer.getTitle(); |
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if (sourceID != null && syncForID != null |
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&& !sourceID.equals(syncForID)) { |
394 |
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LOGGER.debug("Ignoring a FeatureSelectedEvent from " + sourceID); |
395 |
return; |
return; |
396 |
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} |
397 |
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|
398 |
LOGGER.debug("Do event " + fse); |
// LOGGER.debug("do event " + fse); |
399 |
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|
400 |
// Avoid event circles in propertyChange(..) |
// Avoid event circles in propertyChange(..) |
401 |
selectionChangeCausedByMe = true; |
selectionChangeCausedByMe = true; |
402 |
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|
403 |
if (selectedTool == MapPaneToolBar.TOOL_SELECTION_CLEAR) { |
final FeatureCollection<SimpleFeatureType, SimpleFeature> selectionResult = fse |
404 |
layerSelModel.clearSelection(); |
.getSelectionResult(); |
405 |
} else { |
Iterator<SimpleFeature> fi = selectionResult.iterator(); |
406 |
Collection<Feature> selectionResult = (Collection<Feature>) fse |
try { |
|
.getSelectionResult(); |
|
407 |
|
|
408 |
// reset the selection of the DpLayerSelectionModel |
// reset the selection of the DpLayerSelectionModel |
409 |
// layerSelModel.setValueIsAdjusting(true); |
// layerSelModel.setValueIsAdjusting(true); |
410 |
|
|
411 |
if (selectedTool == MapPaneToolBar.TOOL_SELECTION_ADD) { |
if (selectedTool == MapPaneToolBar.TOOL_SELECTION_ADD) { |
412 |
layerSelModel.setValueIsAdjusting(true); |
layerSelModel.setValueIsAdjusting(true); |
413 |
for (Feature f : selectionResult) { |
|
414 |
|
for (int fIdx = 0; fi.hasNext(); fIdx++) { |
415 |
|
SimpleFeature f = fi.next(); |
416 |
layerSelModel.addSelection(f.getID()); |
layerSelModel.addSelection(f.getID()); |
417 |
} |
} |
418 |
layerSelModel.setValueIsAdjusting(false); |
layerSelModel.setValueIsAdjusting(false); |
420 |
layerSelModel.setValueIsAdjusting(true); |
layerSelModel.setValueIsAdjusting(true); |
421 |
layerSelModel.clearSelection(); |
layerSelModel.clearSelection(); |
422 |
|
|
423 |
for (Feature f : selectionResult) { |
for (int fIdx = 0; fi.hasNext(); fIdx++) { |
424 |
|
SimpleFeature f = fi.next(); |
425 |
layerSelModel.addSelection(f.getID()); |
layerSelModel.addSelection(f.getID()); |
426 |
} |
} |
427 |
|
|
428 |
LOGGER.debug("Setting selection to " + selectionResult.size()); |
// LOGGER.debug("Setting selection to " + fi.()); |
429 |
|
|
430 |
layerSelModel.setValueIsAdjusting(false); |
layerSelModel.setValueIsAdjusting(false); |
431 |
} else if (selectedTool == MapPaneToolBar.TOOL_SELECTION_REMOVE) { |
} else if (selectedTool == MapPaneToolBar.TOOL_SELECTION_REMOVE) { |
432 |
layerSelModel.setValueIsAdjusting(true); |
layerSelModel.setValueIsAdjusting(true); |
433 |
for (Feature f : selectionResult) { |
for (int fIdx = 0; fi.hasNext(); fIdx++) { |
434 |
|
SimpleFeature f = fi.next(); |
435 |
layerSelModel.removeSelection(f.getID()); |
layerSelModel.removeSelection(f.getID()); |
436 |
} |
} |
437 |
layerSelModel.setValueIsAdjusting(false); |
layerSelModel.setValueIsAdjusting(false); |
438 |
} |
} |
439 |
} // els it's not a Clear Selection command |
|
440 |
|
} finally { |
441 |
|
selectionResult.close(fi); |
442 |
|
} |
443 |
|
|
444 |
// Show selected features in the map, which is not automatically done by |
// Show selected features in the map, which is not automatically done by |
445 |
// the origin: FeatureSelectedEvent |
// the origin: FeatureSelectedEvent |
448 |
// Danger of event circles in propertyChange(..) banned |
// Danger of event circles in propertyChange(..) banned |
449 |
selectionChangeCausedByMe = false; |
selectionChangeCausedByMe = false; |
450 |
} |
} |
451 |
|
|
452 |
} |
} |