root / branches / v2_0_0_prep / libraries / libFMap_mapcontext / src / org / gvsig / fmap / mapcontext / rendering / legend / VectorialUniqueValueLegend.java @ 23303
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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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 General Public License
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* as published by the Free Software Foundation; either version 2
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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 General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package org.gvsig.fmap.mapcontext.rendering.legend; |
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import java.awt.Color; |
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import java.sql.Types; |
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import java.util.ArrayList; |
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import java.util.Comparator; |
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import java.util.Iterator; |
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import java.util.TreeMap; |
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import org.apache.log4j.Logger; |
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import org.gvsig.fmap.data.ReadException; |
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import org.gvsig.fmap.data.feature.Feature; |
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import org.gvsig.fmap.data.feature.FeatureStore; |
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import org.gvsig.fmap.data.feature.FeatureType; |
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import org.gvsig.fmap.mapcontext.rendering.legend.events.LegendClearEvent; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.FSymbol; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.SymbologyFactory; |
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import com.iver.utiles.StringUtilities; |
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import com.iver.utiles.XMLEntity; |
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import com.iver.utiles.XMLException; |
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/**
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* Vectorial legend for unique values
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*
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* @author Vicente Caballero Navarro
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*/
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//public class VectorialUniqueValueLegend implements IVectorialUniqueValueLegend {
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public class VectorialUniqueValueLegend extends AbstractClassifiedVectorLegend implements IVectorialUniqueValueLegend { |
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private static final Logger log = Logger.getLogger(VectorialUniqueValueLegend.class); |
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protected int fieldId; |
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// protected DataSource dataSource;
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protected FeatureStore featureStore;
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private TreeMap symbols = new TreeMap( //<Object, ISymbol> |
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new Comparator() { //<Object> |
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public int compare(Object o1, Object o2) { |
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if ((o1 != null) && (o2 != null)) { |
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Object v2 = o2;
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Object v1 = o1;
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Boolean boolVal;
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// TODO estas dos comprobaciones son por evitar un bug en el gdbms, cuando se solucione se puede eliminar.
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if (v1 == null && v2 == null) { |
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return 0; |
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} |
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if (v1 instanceof NullUniqueValue) { |
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return -1; |
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} |
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if (v2 instanceof NullUniqueValue) { |
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return 1; |
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} |
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if (v1 instanceof Number && v2 instanceof Number){ |
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return((Number)v1).intValue()-((Number)v2).intValue(); |
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} |
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if (v1 instanceof String && v2 instanceof String){ |
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return ((String)v1).compareTo(((String)v2)); |
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} |
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} |
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return 0; |
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} |
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}); // Para poder ordenar
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private ArrayList keys = new ArrayList(); // En lugar de un HashSet, para tener acceso por ?ndice |
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private String labelFieldName; |
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private String labelFieldHeight; |
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private String labelFieldRotation; |
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private ISymbol defaultSymbol;
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private int shapeType; |
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private String valueType = NullValue.class.getName(); |
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private boolean useDefaultSymbol = false; |
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private Color[] selectedColors=null; |
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/**
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* Constructor method
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*/
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public VectorialUniqueValueLegend() {
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} |
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/**
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* Constructor method
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*
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* @param shapeType Type of the shape.
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*/
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public VectorialUniqueValueLegend(int shapeType) { |
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setShapeType(shapeType); |
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} |
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public void setShapeType(int shapeType) { |
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if (this.shapeType != shapeType) { |
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ISymbol old = defaultSymbol; |
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defaultSymbol = SymbologyFactory.createDefaultSymbolByShapeType(shapeType); |
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fireDefaultSymbolChangedEvent(new SymbolLegendEvent(old, defaultSymbol));
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this.shapeType = shapeType;
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} |
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} |
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public void setValueSymbolByID(int id, ISymbol symbol) { |
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ISymbol old = (ISymbol)symbols.put(keys.get(id), symbol); |
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fireClassifiedSymbolChangeEvent(new SymbolLegendEvent(old, symbol));
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} |
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/**
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* Used in the table that shows the legend
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*
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* @deprecated use setValueSymbolByID(int id, ISymbol symbol);
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* @param id
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* @param symbol
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*/
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// public void setValueSymbol(int id, ISymbol symbol) {
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// ISymbol old = symbols.put(keys.get(id), symbol);
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// fireClassifiedSymbolChangeEvent(new SymbolLegendEvent(old, symbol));
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// }
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public Object[] getValues() { |
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return symbols.keySet().toArray(new Object[0]); |
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} |
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public void addSymbol(Object key, ISymbol symbol) { |
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ISymbol resul; |
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resul = (ISymbol)symbols.put(key, symbol); |
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if (resul != null) { |
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log.error("Error: la clave " + key +
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" ya exist?a. Resul = " + resul);
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log.warn("symbol nuevo:" + symbol.getDescription() +
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" Sviejo= " + resul.getDescription());
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} else {
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keys.add(key); |
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if (!key.getClass().equals(NullValue.class)) {
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valueType = key.getClass().getName(); |
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} |
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} |
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fireClassifiedSymbolChangeEvent(new SymbolLegendEvent(resul, symbol));
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} |
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public void clear() { |
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keys.clear(); |
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ISymbol[] olds = (ISymbol[])symbols.values().toArray(new ISymbol[0]); |
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symbols.clear(); |
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removeLegendListener(getZSort()); |
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setZSort(null);
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fireLegendClearEvent(new LegendClearEvent(olds));
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} |
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public String[] getDescriptions() { |
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String[] descriptions = new String[symbols.size()]; |
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ISymbol[] auxSym = getSymbols();
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for (int i = 0; i < descriptions.length; i++) { |
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descriptions[i] = auxSym[i].getDescription(); |
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} |
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return descriptions;
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} |
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public ISymbol[] getSymbols() { |
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return (ISymbol[])symbols.values().toArray(new ISymbol[0]); |
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} |
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public void setClassifyingFieldNames(String[] fNames) { |
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super.setClassifyingFieldNames(fNames);
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try {
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fieldId = ((FeatureType)featureStore.getFeatureTypes().get(0)).getFieldIndex(getClassifyingFieldNames()[0]); |
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} catch (NullPointerException e) { |
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log.warn("data source not set");
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} |
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} |
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/*
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* @see com.iver.cit.gvsig.fmap.rendering.IVectorialLegend#getSymbol(int)
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*/
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// public ISymbol getSymbol(int recordIndex) throws ReadException {
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// Object val = dataSource.getFieldValue(recordIndex, fieldId);
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// ISymbol theSymbol = getSymbolByValue(val);
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//
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// return theSymbol;
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// }
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/**
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* Devuelve un s?mbolo a partir de una IFeature. OJO!! Cuando usamos un
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* feature iterator de base de datos el ?nico campo que vendr? rellenado es
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* el de fieldID. Los dem?s vendr?n a nulos para ahorra tiempo de creaci?n.
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*
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* @param feat
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* IFeature
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*
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* @return S?mbolo.
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*/
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public ISymbol getSymbolByFeature(Feature feat) {
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Object val = feat.get(fieldId);
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ISymbol theSymbol = getSymbolByValue(val); |
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if (theSymbol != null) { |
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return theSymbol;
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} |
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if (isUseDefaultSymbol()) {
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return defaultSymbol;
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} |
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return null; |
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} |
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public ISymbol getDefaultSymbol() {
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// NullUniqueValue nuv=new NullUniqueValue();
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// if (symbols.containsKey(nuv))
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// return symbols.get(nuv);
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if(defaultSymbol==null) { |
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defaultSymbol = SymbologyFactory.createDefaultSymbolByShapeType(shapeType); |
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fireDefaultSymbolChangedEvent(new SymbolLegendEvent(null, defaultSymbol)); |
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} |
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return defaultSymbol;
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} |
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public XMLEntity getXMLEntity() throws XMLException { |
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XMLEntity xml = new XMLEntity();
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xml.putProperty("className", this.getClass().getName()); |
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xml.putProperty("fieldNames", getClassifyingFieldNames()[0]); |
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xml.putProperty("fieldTypes", getClassifyingFieldTypes()[0]); |
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if (selectedColors != null) { |
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String[] strColors = new String[selectedColors.length]; |
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for (int i = 0; i < strColors.length; i++) { |
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strColors[i] = StringUtilities.color2String(selectedColors[i]); |
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} |
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xml.putProperty("colorScheme", strColors);
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} |
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xml.putProperty("labelfield", labelFieldName);
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xml.putProperty("labelFieldHeight", labelFieldHeight);
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xml.putProperty("labelFieldRotation", labelFieldRotation);
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xml.putProperty("useDefaultSymbol", useDefaultSymbol);
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xml.addChild(getDefaultSymbol().getXMLEntity()); |
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xml.putProperty("numKeys", keys.size());
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if (keys.size() > 0) { |
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xml.putProperty("tipoValueKeys", valueType);
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String[] sk = new String[keys.size()]; |
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String[] sv = new String[keys.size()]; |
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int[] stk = new int[keys.size()]; |
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int[] stv = new int[keys.size()]; |
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ISymbol[] fsymbols = getSymbols();
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Object[] values = getValues(); |
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for (int i = 0; i < keys.size(); i++) { |
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if (keys.get(i).toString().equals("")) { |
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sk[i] =" ";
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}else {
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sk[i] = keys.get(i).toString(); |
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} |
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if ((values[i]).toString().equals("")) { |
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sv[i] =" ";
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}else {
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sv[i] = (values[i]).toString(); |
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} |
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stk[i]=getSQLType(keys.get(i)); |
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stv[i]=getSQLType(values[i]); |
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// stk[i]= keys.get(i).getSQLType();
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// stv[i]= (values[i]).getSQLType();
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xml.addChild(fsymbols[i].getXMLEntity()); |
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///System.out.println("get-----------"+sk[i]+"--"+fsymbols[i].getDescription()+"---"+fsymbols[i].getColor());
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} |
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xml.putProperty("keys", sk);
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xml.putProperty("values", sv);
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xml.putProperty("typeKeys",stk);
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xml.putProperty("typeValues",stv);
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} |
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if (getZSort()!=null) { |
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XMLEntity xmlZSort = getZSort().getXMLEntity(); |
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xmlZSort.putProperty("id", "zSort"); |
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xml.addChild(xmlZSort); |
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} |
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return xml;
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} |
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private int getSQLType(Object object) { |
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if (object instanceof Integer){ |
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return Types.INTEGER; |
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}else if (object instanceof Long){ |
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return Types.BIGINT; |
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}else if (object instanceof Float){ |
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return Types.FLOAT; |
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}else if (object instanceof Double){ |
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return Types.DOUBLE; |
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} |
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return Types.LONGVARCHAR; |
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} |
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public void setXMLEntity(XMLEntity xml) { |
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clear(); |
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if (xml.contains("fieldName")) { |
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setClassifyingFieldNames(new String[] {xml.getStringProperty("fieldName")}); |
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} else {
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setClassifyingFieldNames(xml.getStringArrayProperty("fieldNames"));
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} |
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if (xml.contains("fieldTypes")) { |
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setClassifyingFieldTypes(xml.getStringArrayProperty("fieldTypes"));
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} |
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if (xml.contains("colorScheme")) { |
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String[] strColors = xml.getStringArrayProperty("colorScheme"); |
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Color[] cc = new Color[strColors.length]; |
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for (int i = 0; i < cc.length; i++) { |
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cc[i] = StringUtilities.string2Color(strColors[i]); |
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} |
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setColorScheme(cc); |
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} |
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useDefaultSymbol = xml.getBooleanProperty("useDefaultSymbol");
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setDefaultSymbol(SymbologyFactory.createSymbolFromXML(xml.getChild(0), null)); |
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int numKeys = xml.getIntProperty("numKeys"); |
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if (numKeys > 0) { |
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String className = xml.getStringProperty("tipoValueKeys"); |
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String[] sk = xml.getStringArrayProperty("keys"); |
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String[] sv = xml.getStringArrayProperty("values"); |
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Object auxValue = null; |
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Object auxValue2 = null; |
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int[] stk=null; |
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if (xml.contains("typeKeys")) { |
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stk = xml.getIntArrayProperty("typeKeys");
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int[] stv = xml.getIntArrayProperty("typeValues"); |
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for (int i = 0; i < numKeys; i++) { |
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boolean isDefault = false; |
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if (getValue(sk[i], stk[i]) == null) { |
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isDefault = true;
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} |
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if (className
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.equals("com.hardcode.gdbms.engine.values.NullUniqueValue")
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|| isDefault) {
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auxValue = new NullUniqueValue();
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auxValue2 = new NullValue();
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} else {
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auxValue = getValue(sk[i], stk[i]); // ValueFactory.createValue(sk[i],
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// className);
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auxValue2 = getValue(sv[i], stv[i]); // ValueFactory.createValue(sv[i],
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// className);
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} |
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// (substituir la de baix per esta) ISymbol sym = SymbolFactory.createFromXML(xml.getChild(i + 1), null);
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ISymbol sym = SymbologyFactory.createSymbolFromXML(xml.getChild(i + 1), null); |
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symbols.put(auxValue2, sym); |
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keys.add(auxValue); |
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} |
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} else {
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for (int i = 0; i < numKeys; i++) { |
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boolean isDefault = false; |
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if (getValue(sk[i]) == null) { |
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isDefault = true;
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} |
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if (className
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.equals("com.hardcode.gdbms.engine.values.NullUniqueValue")
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|| isDefault) {
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auxValue = new NullUniqueValue();
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auxValue2 = new NullValue();
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} else {
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auxValue = getValue(sk[i]); // ValueFactory.createValue(sk[i],
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// className);
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auxValue2 = getValue(sv[i]); // ValueFactory.createValue(sv[i],
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// className);
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} |
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ISymbol sym = FSymbol.createFromXML(xml.getChild(i + 1));
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symbols.put(auxValue2, sym); |
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keys.add(auxValue); |
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} |
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} |
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} |
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XMLEntity zSortXML = xml.firstChild("id", "zSort"); |
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if (zSortXML != null) { |
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ZSort zSort = new ZSort(this); |
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zSort.setXMLEntity(zSortXML); |
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addLegendListener(zSort); |
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setZSort(zSort); |
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} |
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} |
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public void setDefaultSymbol(ISymbol s) { |
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ISymbol mySymbol = defaultSymbol; |
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if (s == null) { |
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throw new NullPointerException("Default symbol cannot be null"); |
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} |
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ISymbol old = mySymbol; |
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defaultSymbol = s; |
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fireDefaultSymbolChangedEvent(new SymbolLegendEvent(old, s));
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} |
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/**
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* Returns the value using the its value in a string.
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*
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*
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* @param s String with the value.
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* @deprecated Method used until 1.0 alpha 855 You should use getValue(String s,int type);
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* @return Value.
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*/
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private Object getValue(String s) { |
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Object val = new NullUniqueValue(); |
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if (s.equals("Resto de Valores")) { |
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return val;
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} |
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// try {
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try {
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val = new Integer(s);//(s, Types.INTEGER); |
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return val;
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} catch (NumberFormatException e) { |
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} |
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try {
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val = new Long(s);//ValueFactory.createValueByType(s, Types.BIGINT); |
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return val;
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} catch (NumberFormatException e) { |
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} |
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try {
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val = new Float(s);//ValueFactory.createValueByType(s, Types.FLOAT); |
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return val;
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} catch (NumberFormatException e) { |
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} |
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|
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try {
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val = new Double(s);//ValueFactory.createValueByType(s, Types.DOUBLE); |
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return val;
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} catch (NumberFormatException e) { |
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} |
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|
| 491 |
val = s;//ValueFactory.createValueByType(s, Types.LONGVARCHAR);
|
| 492 |
|
| 493 |
// } catch (ParseException e) {
|
| 494 |
// log.warn("parse exception", e);
|
| 495 |
// }
|
| 496 |
|
| 497 |
return val;
|
| 498 |
} |
| 499 |
|
| 500 |
/**
|
| 501 |
* Devuelve el valor a partir de su valor en un string.
|
| 502 |
*
|
| 503 |
* @param s String con el valor.
|
| 504 |
*
|
| 505 |
* @return Value.
|
| 506 |
*/
|
| 507 |
private Object getValue(String s,int type) { |
| 508 |
Object val = new NullUniqueValue(); |
| 509 |
if (type==Types.OTHER) { |
| 510 |
return val;
|
| 511 |
} |
| 512 |
switch (type) {
|
| 513 |
case Types.INTEGER: |
| 514 |
val = new Integer(s); |
| 515 |
break;
|
| 516 |
case Types.BIGINT: |
| 517 |
val = new Long(s); |
| 518 |
break;
|
| 519 |
case Types.FLOAT: |
| 520 |
val = new Float(s); |
| 521 |
break;
|
| 522 |
case Types.DOUBLE: |
| 523 |
val = new Double(s); |
| 524 |
break;
|
| 525 |
default:
|
| 526 |
val=s; |
| 527 |
break;
|
| 528 |
} |
| 529 |
return val;
|
| 530 |
} |
| 531 |
|
| 532 |
public ILegend cloneLegend() throws XMLException { |
| 533 |
return LegendFactory.createFromXML(getXMLEntity());
|
| 534 |
} |
| 535 |
|
| 536 |
|
| 537 |
/* (non-Javadoc)
|
| 538 |
* @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#setDataSource(com.hardcode.gdbms.engine.data.DataSource)
|
| 539 |
*/
|
| 540 |
public void setFeatureStore(FeatureStore fs) throws ReadException { |
| 541 |
featureStore = fs; |
| 542 |
if (getClassifyingFieldNames()!=null) { |
| 543 |
fieldId = ((FeatureType)fs.getFeatureTypes().get(0)).getFieldIndex(getClassifyingFieldNames()[0]); |
| 544 |
} |
| 545 |
} |
| 546 |
|
| 547 |
/*
|
| 548 |
* (non-Javadoc)
|
| 549 |
*
|
| 550 |
* @see com.iver.cit.gvsig.fmap.rendering.UniqueValueLegend#getSymbolByValue(com.hardcode.gdbms.engine.values.Value)
|
| 551 |
*/
|
| 552 |
public ISymbol getSymbolByValue(Object key) { |
| 553 |
ISymbol symbol = (ISymbol)symbols.get(key); |
| 554 |
if (symbol!=null) { |
| 555 |
return symbol;
|
| 556 |
} else if (useDefaultSymbol) { |
| 557 |
return getDefaultSymbol();
|
| 558 |
} |
| 559 |
return null; |
| 560 |
|
| 561 |
} |
| 562 |
|
| 563 |
public int getShapeType() { |
| 564 |
return shapeType;
|
| 565 |
} |
| 566 |
|
| 567 |
public void useDefaultSymbol(boolean b) { |
| 568 |
useDefaultSymbol = b; |
| 569 |
} |
| 570 |
|
| 571 |
/**
|
| 572 |
* Devuelve si se utiliza o no el resto de valores para representarse.
|
| 573 |
* @return True si se utiliza el resto de valores.
|
| 574 |
*/
|
| 575 |
public boolean isUseDefaultSymbol() { |
| 576 |
return useDefaultSymbol;
|
| 577 |
} |
| 578 |
|
| 579 |
public void delSymbol(Object key) { |
| 580 |
keys.remove(key); |
| 581 |
|
| 582 |
fireClassifiedSymbolChangeEvent( |
| 583 |
new SymbolLegendEvent(
|
| 584 |
(ISymbol)symbols.remove(key), |
| 585 |
null));
|
| 586 |
} |
| 587 |
|
| 588 |
public String getClassName() { |
| 589 |
return getClass().getName();
|
| 590 |
} |
| 591 |
|
| 592 |
public void replace(ISymbol oldSymbol, ISymbol newSymbol) { |
| 593 |
if (symbols.containsValue(oldSymbol)) {
|
| 594 |
Iterator it = symbols.keySet().iterator();
|
| 595 |
while (it.hasNext()) {
|
| 596 |
Object key = it.next();
|
| 597 |
if (symbols.get(key).equals(oldSymbol)) {
|
| 598 |
fireClassifiedSymbolChangeEvent(new SymbolLegendEvent(
|
| 599 |
(ISymbol)symbols.put(key, newSymbol), newSymbol)); |
| 600 |
} |
| 601 |
|
| 602 |
} |
| 603 |
} |
| 604 |
} |
| 605 |
public Color[] getColorScheme() { |
| 606 |
return selectedColors;
|
| 607 |
} |
| 608 |
|
| 609 |
public void setColorScheme(Color[] cc) { |
| 610 |
this.selectedColors = cc;
|
| 611 |
} |
| 612 |
} |