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/** SCHMITZM - This file is part of the java library of Martin O.J. Schmitz (SCHMITZM) |
/******************************************************************************* |
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* Copyright (c) 2009 Martin O. J. Schmitz. |
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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. |
* |
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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. |
* This file is part of the SCHMITZM library - a collection of utility |
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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 |
* classes based on Java 1.6, focusing (not only) on Java Swing |
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* and the Geotools library. |
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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. |
* |
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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. |
* The SCHMITZM project is hosted at: |
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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. |
* http://wald.intevation.org/projects/schmitzm/ |
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**/ |
* |
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package skrueger.geotools; |
* 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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import schmitzm.geotools.gui.FeatureCollectionTableModel; |
* 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 class StyledFeatureCollectionTableModel extends FeatureCollectionTableModel { |
* |
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* This program is distributed in the hope that it will be useful, |
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public StyledFeatureCollectionTableModel(StyledFeatureCollectionInterface map) { |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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super(null); |
* 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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public StyledFeatureCollectionTableModel(StyledFeatureSourceInterface map) { |
* You should have received a copy of the GNU Lesser General Public License (license.txt) |
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super(null); |
* 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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public String[] createColumnNames() { |
* |
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return new String[0]; |
* 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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public int getRowCount() { |
******************************************************************************/ |
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return 0; |
package skrueger.geotools; |
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} |
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import java.util.Iterator; |
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public Object getValueAt(int row, int col) { |
import java.util.Map; |
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return ""; |
import java.util.Vector; |
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} |
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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.filter.Filter; |
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import schmitzm.geotools.gui.FeatureCollectionTableModel; |
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import skrueger.AttributeMetaData; |
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import skrueger.i8n.I8NUtil; |
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import skrueger.i8n.Translation; |
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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 AttributeMetaData}. |
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* <ul> |
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* <li>column names are translated according to |
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* {@link AttributeMetaData#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 applied.</li> |
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* </ul> |
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* |
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* @author Stefan A. Krüger |
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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 only the visible elements of the {@link AttributeMetaData}-Map */ |
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protected Map<Integer, AttributeMetaData> visibleAMD = null; |
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// /** Holds the data source for the table as {@code FeatureSource}. */ |
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// protected FeatureSource featureSource = null; |
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/** Contains the complete {@link AttributeMetaData}-Map of the styled layer. */ |
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protected Map<Integer, AttributeMetaData> origAMD = 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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* 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(StyledFeaturesInterface<?> styledFeatures) { |
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setStyledFeatures(styledFeatures); |
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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 amd |
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* {@link AttributeMetaData}-Map to define the visible attributes |
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* and translation |
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*/ |
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protected void setFeatureSource(FeatureSource<SimpleFeatureType, SimpleFeature> fs, |
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Map<Integer, AttributeMetaData> amd, Filter filter) |
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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.origAMD = amd; |
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this.visibleAMD = null; |
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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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Query query = new DefaultQuery(fs.getSchema().getName().getLocalPart(), filter); |
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if (amd != null) { |
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// determine the names of the visible Attributes |
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this.visibleAMD = StyledLayerUtil.getVisibleAttributeMetaData( |
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amd, true); |
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Vector<String> visibleAttrNames = new Vector<String>(); |
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// Add the column with the geometry (usually "the_geom") |
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visibleAttrNames.add(fs.getSchema().getGeometryDescriptor() |
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.getLocalName()); |
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for (int attrIdx : visibleAMD.keySet()) { |
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/** |
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* If the user removed columns from the schema of the DBF |
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* file, there might exist AttributeMetaData for columns |
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* that don't exists. We check here to avoid an |
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* ArrayOutOfIndex. |
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*/ |
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if (attrIdx < fs.getSchema().getAttributeCount()) { |
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final AttributeDescriptor attributeTypeAtIdx = fs.getSchema() |
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.getAttributeDescriptors().get(attrIdx); |
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visibleAttrNames.add(attributeTypeAtIdx.getLocalName()); |
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} else { |
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LOGGER.warn("AttributeMetaData has been found for columnIdx="+attrIdx+", but fs.getSchema().getAttributeCount() = "+fs.getSchema().getAttributeCount()+". Ignored."); |
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} |
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} |
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// create a query for the visible attributes |
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String[] properties = visibleAttrNames.toArray(new String[0]); |
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LOGGER.debug("Query contains the following attributes: " |
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+ visibleAttrNames); |
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query = new DefaultQuery(fs.getSchema().getTypeName(), filter, |
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properties); |
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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 AttributeMetaData}-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(), styledFeatures.getAttributeMetaDataMap(), 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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super.reorganize(false); |
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// translate the column names |
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if (visibleAMD != null) { |
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Iterator<Integer> keys = visibleAMD.keySet().iterator(); |
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for (int i = 0; i < colNames.length && keys.hasNext(); i++) { |
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Translation title = visibleAMD.get(keys.next()).getTitle(); |
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if (!I8NUtil.isEmpty(title)) { |
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// System.out.println("set colname " + i + " to " + |
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// title.toString()); |
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colNames[i] = title.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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