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package skrueger.geotools; |
/******************************************************************************* |
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* Copyright (c) 2009 Martin O. J. Schmitz. |
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import schmitzm.geotools.gui.FeatureCollectionTableModel; |
* |
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* This file is part of the SCHMITZM library - a collection of utility |
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public class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel { |
* classes based on Java 1.6, focusing (not only) on Java Swing |
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* and the Geotools library. |
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public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) { |
* |
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super(null); |
* The SCHMITZM project is hosted at: |
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} |
* http://wald.intevation.org/projects/schmitzm/ |
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* |
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public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) { |
* This program is free software; you can redistribute it and/or |
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super(null); |
* 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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public String[] createColumnNames() { |
* |
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return new String[0]; |
* 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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public int getRowCount() { |
* GNU General Public License for more details. |
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return 0; |
* |
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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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public Object getValueAt(int row, int col) { |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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return ""; |
* 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. Tzeggai - additional utility classes |
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******************************************************************************/ |
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package skrueger.geotools; |
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import java.util.HashMap; |
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import java.util.List; |
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import java.util.Vector; |
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import org.apache.log4j.Logger; |
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import org.geotools.data.DefaultQuery; |
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import org.geotools.data.FeatureSource; |
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import org.geotools.data.Query; |
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import org.geotools.feature.FeatureCollection; |
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import org.opengis.feature.simple.SimpleFeature; |
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import org.opengis.feature.simple.SimpleFeatureType; |
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import org.opengis.feature.type.AttributeDescriptor; |
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import org.opengis.feature.type.Name; |
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import org.opengis.filter.Filter; |
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import schmitzm.geotools.feature.FeatureUtil; |
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import schmitzm.geotools.gui.FeatureCollectionTableModel; |
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import skrueger.AttributeMetadataImpl; |
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import skrueger.AttributeMetadataInterface; |
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import com.vividsolutions.jts.geom.Envelope; |
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/** |
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* This class extends the the {@link FeatureCollectionTableModel} with the |
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* functionalities of the {@link AttributeMetadataImpl}. |
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* <ul> |
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* <li>column names are translated according to |
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* {@link AttributeMetadataImpl#getTitle()}</li> |
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* <li>columns are hidden according to {@link AttributeMetaData#isVisible()()}</li> |
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* <li>Any filter defined in the {@link StyledFeaturesInterface} will be |
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* applied.</li> |
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* </ul> |
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* |
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* @author Stefan A. Tzeggai |
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*/ |
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public class StyledFeatureCollectionTableModel extends |
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FeatureCollectionTableModel { |
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final static private Logger LOGGER = Logger |
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.getLogger(StyledFeatureCollectionTableModel.class); |
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/** Contains the complete {@link AttributeMetadataImpl}-Map of the styled layer. */ |
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protected AttributeMetadataMap<? extends AttributeMetadataInterface> amdMap = null; |
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/** Holds the current filter on the table */ |
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protected Filter filter = null; |
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/** Holds the Bounds for all features. Only set once during the constructor **/ |
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protected Envelope bounds; |
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/** |
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* Tooltips für die Spaltennamen. Wird nur beim Aufruf von |
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* {@link #reorganize} befuellt. |
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*/ |
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protected String[] colTooltips = null; |
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/** A cache for the #sortedValuesVisibleOnly() **/ |
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protected List<? extends AttributeMetadataInterface> amdMapVisibleOnly = null; |
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/** |
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* Creates a new table model for a styled layer. |
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* |
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* @param styledFeatures |
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* the styled layer |
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* @param filter |
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* filter applied to the table |
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*/ |
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public StyledFeatureCollectionTableModel( |
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StyledFeaturesInterface<?> styledFeatures) { |
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setStyledFeatures(styledFeatures); |
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} |
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/** |
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* This overwritten method filters the values for NODATA-values defined in |
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* the {@link AttributeMetadataImpl} |
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*/ |
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@Override |
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public Object getValueAt(int row, int col) { |
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Object rawValue = super.getValueAt(row, col); |
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return amdMap.sortedValuesVisibleOnly().get(col).fiterNodata(rawValue); |
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} |
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/** |
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* Sets a new data source for the table. |
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* |
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* @param fs |
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* the feature source |
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* @param amdm |
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* {@link AttributeMetadataImpl}-Map to define the visible attributes |
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* and translation |
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*/ |
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protected void setFeatureSource( |
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FeatureSource<SimpleFeatureType, SimpleFeature> fs, |
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AttributeMetadataMap<? extends AttributeMetadataInterface> amdm, Filter filter) throws Exception { |
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if (filter == null) |
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filter = Filter.INCLUDE; |
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// this.featureSource = fs; |
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this.filter = filter; |
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this.amdMap = amdm; |
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this.amdMapVisibleOnly = amdMap.sortedValuesVisibleOnly(); |
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FeatureCollection<SimpleFeatureType, SimpleFeature> fc = null; |
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if (fs != null) { |
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bounds = fs.getBounds(); |
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final SimpleFeatureType schema = fs.getSchema(); |
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Query query = new DefaultQuery(schema.getTypeName(), filter); |
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if (amdm != null) { |
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Vector<String> visibleAttrNames = new Vector<String>(); |
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// Add the column with the geometry (usually "the_geom") always |
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visibleAttrNames.add(schema.getGeometryDescriptor() |
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.getLocalName()); |
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// Add other visible attributes as ordered by weights |
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for (AttributeMetadataInterface a : amdMapVisibleOnly) { |
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visibleAttrNames.add(a.getLocalName()); |
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} |
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// Tested with 2.6.x trunk from 2009-11-26 and it now works. So |
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// we only request the properties we need! |
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// /** |
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// * I got NPEs when properties contained only [the_geom] |
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// ?!??!!?? |
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// */ |
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// if (properties.length > 1) { |
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query = new DefaultQuery(schema.getTypeName(), filter, |
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visibleAttrNames.toArray(new String[] {})); |
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// } else { |
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// query = new DefaultQuery(schema.getTypeName(), filter); |
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// } |
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} |
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fc = fs.getFeatures(query); |
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} |
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setFeatureCollection(fc); |
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} |
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/** |
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* Converts the {@code StyledFeatureCollection} to a {@code FeatureSource} |
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* and sets this as the new data source for the table. |
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* |
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* @param fs |
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* the feature source |
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* @param amd |
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* {@link AttributeMetadataImpl}-Map to define the visible attributes |
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* and translation |
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*/ |
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public void setStyledFeatures(StyledFeaturesInterface<?> styledFeatures) { |
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try { |
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if (styledFeatures == null) |
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setFeatureSource(null, null, null); |
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else { |
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setFeatureSource(styledFeatures.getFeatureSource(), |
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styledFeatures.getAttributeMetaDataMap(), |
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styledFeatures.getFilter()); |
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} |
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} catch (Exception err) { |
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throw new RuntimeException(err); |
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} |
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} |
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/** |
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* After calling {@code super.reorganize(.)} this method replaced the column |
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* descriptions with the titles of the {@code AttributeMetaData}. |
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* |
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* @param fireTableStructureChanged |
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* indicates whether a table event is initiated after reorganize |
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*/ |
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@Override |
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protected void reorganize(boolean fireTableStructureChanged) { |
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featureArray = FeatureUtil.featuresToArray(featureTable); |
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if (featureArray == null || featureArray.length == 0) { |
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colNames = new String[0]; |
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colTooltips = new String[0]; // Only set and used in |
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// StyledFeatureCollectionTableModel |
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colClass = new Class[0]; |
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} else { |
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// Struktur der Tabelle vom AttributeMetaDtaaMap übernehmen |
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SimpleFeatureType schema = featureArray[0].getFeatureType(); |
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// Pruefen, welche Attribute angezeigt werden |
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attrTypes.clear(); |
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for (AttributeMetadataInterface amd : amdMapVisibleOnly) { |
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Name name = amd.getName(); |
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AttributeDescriptor type = schema.getDescriptor(name); |
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// if type can not be determined by complete name, |
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// try only the local name |
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if ( type == null ) |
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type = schema.getDescriptor(name.getLocalPart()); |
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if (attrFilter == null || attrFilter.accept(type)) |
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attrTypes.add(type); |
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} |
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// Namen und Attribut-Indizes der angezeigten Spalten ermitteln |
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colNames = new String[attrTypes.size()]; |
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colTooltips = new String[attrTypes.size()]; // Only set and used in |
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// StyledFeatureCollectionTableModel |
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colClass = new Class[attrTypes.size()]; |
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attrIdxForCol = new int[attrTypes.size()]; |
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for (int i = 0; i < colNames.length; i++) { |
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Name name = amdMapVisibleOnly.get(i).getName(); |
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AttributeDescriptor descriptor = schema.getDescriptor(name); |
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// if type can not be determined by complete name, |
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// try only the local name |
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if ( descriptor == null ) |
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descriptor = schema.getDescriptor(name.getLocalPart()); |
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// Not so nice in 26: find the index of an attribute... |
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int idx = schema.getAttributeDescriptors().indexOf(descriptor); |
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attrIdxForCol[i] = idx; |
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String attName = schema.getAttributeDescriptors().get(idx) |
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.getLocalName(); |
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colNames[i] = amdMap.get(attName).getTitle().toString(); |
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AttributeMetadataInterface amd = amdMap.get(attName); |
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colTooltips[i] = "<html>" + amd.getDesc().toString() + "<br>" |
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+ amd.getName() + "</html>"; |
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colClass[i] = schema.getAttributeDescriptors().get(idx) |
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.getType().getBinding(); |
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} |
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} |
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// store feature indexes in HashMap to optimize findFeature(.) |
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featureIdx = new HashMap<String, Integer>(); |
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for (int i = 0; i < featureArray.length; i++) |
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if (featureArray[i] != null) |
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featureIdx.put(featureArray[i].getID(), i); |
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// |
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// // translate the column names |
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// if (amdMap != null) { |
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// for (int i = 0; i < colNames.length; i++) { |
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// colTooltips[i] = amdMap.get(colNames[i]).getDesc().toString() |
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// + "<br>" + colNames[i]; |
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// colNames[i] = amdMap.get(colNames[i]).getTitle().toString(); |
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// |
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// } |
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// } |
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if (fireTableStructureChanged) |
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fireTableStructureChanged(); |
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} |
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/** |
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* @return Cached bounds for the whole dataset (without applying the filter) |
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* or <code>null</code> |
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*/ |
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public Envelope getBounds() { |
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return bounds; |
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} |
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} |
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