svn-gvsig-desktop / branches / v2_0_0_prep / extensions / org.gvsig.symbology / src / main / java / org / gvsig / symbology / fmap / mapcontext / rendering / legend / impl / VectorialUniqueValueLegend.java @ 30121
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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.symbology.fmap.mapcontext.rendering.legend.impl; |
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import java.awt.Color; |
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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.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.mapcontext.MapContextException; |
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import org.gvsig.fmap.mapcontext.rendering.legend.events.LegendClearEvent; |
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import org.gvsig.fmap.mapcontext.rendering.legend.events.SymbolLegendEvent; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.legend.IVectorialUniqueValueLegend; |
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import org.gvsig.utils.XMLEntity; |
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import org.gvsig.utils.XMLException; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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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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final static private Logger logger = LoggerFactory.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 && v2 instanceof NullUniqueValue) {
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// return 0;
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// }
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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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//
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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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private ISymbol nullValueSymbol = null; |
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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 = getManager().createSymbol(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 reference
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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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if (key == null) { |
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resul = nullValueSymbol; |
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nullValueSymbol = symbol; |
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} |
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else {
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resul = (ISymbol) symbols.put(key, symbol); |
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if (resul != null) { |
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logger.error("Error: la clave " + key + " ya exist?a. Resul = " |
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+ resul); |
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logger.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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} |
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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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ISymbol[] symbolList;
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if (nullValueSymbol == null) { |
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symbolList = new ISymbol[symbols.size()];
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return (ISymbol[]) symbols.values().toArray(symbolList); |
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} |
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else {
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symbolList = new ISymbol[symbols.size() + 1]; |
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symbolList[0] = nullValueSymbol;
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int i = 1; |
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for (Iterator iterator = symbols.values().iterator(); iterator |
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.hasNext();) {
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symbolList[i] = (ISymbol) iterator.next(); |
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i++; |
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} |
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return symbolList;
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} |
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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)).getIndex(getClassifyingFieldNames()[0]);
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// } catch (NullPointerException e) {
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// logger.warn("data source not set");
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// } catch (DataException e) {
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// logger.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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* @throws MapContextException
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*/
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public ISymbol getSymbolByFeature(Feature feat) throws MapContextException { |
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Object val = feat.get(getClassifyingFieldNames()[0]); |
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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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if(defaultSymbol==null) { |
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defaultSymbol = getManager().createSymbol(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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/**
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* TODO: replace with new Persistence API
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*/
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public XMLEntity getXMLEntity() throws XMLException { |
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return null; |
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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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//
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// if (getClassifyingFieldTypes()!=null)
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// xml.putProperty("fieldTypes", getClassifyingFieldTypes()[0]);
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//
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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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//
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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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//
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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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//
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//
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// if (keys.size() > 0) {
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// xml.putProperty("tipoValueKeys", valueType);
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//
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// String[] sk = new String[keys.size()];
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// int[] stk = new int[keys.size()];
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// Object[] values = getValues();
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// String[] sv = new String[values.length];
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// int[] stv = new int[values.length];
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//
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// for (int i = 0; i < keys.size(); i++) {
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// Object key = keys.get(i);
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// sk[i] = key.toString();
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// stk[i] = getSQLType(key);
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// }
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//
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// for (int i=0; i < values.length; i++){
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// Object value = values[i];
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// sv[i] = value.toString();
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// stv[i] = getSQLType(value);
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// xml.addChild(((ISymbol)symbols.get(value)).getXMLEntity());
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// }
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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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//
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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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// }else if (object instanceof NullUniqueValue){
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// return Types.OTHER;
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// }
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// return Types.LONGVARCHAR;
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// }
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/**
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* TODO: replace with the new Persistence API (libTools)
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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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//
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// if (xml.contains("fieldTypes")) {
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// setClassifyingFieldTypes(xml.getIntArrayProperty("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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//
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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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//
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// int numKeys = xml.getIntProperty("numKeys");
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//
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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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// if(sk.length == 0){
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// sk = new String[]{""};
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// }
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// String[] sv = xml.getStringArrayProperty("values");
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// if(sv.length == 0){
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// sv = new String[]{""};
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// }
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// Object auxValue = null;
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// Object auxValue2 = null;
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// ISymbol sym;
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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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// auxValue = getValue(sk[i], stk[i]);
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// keys.add(auxValue);
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// }
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//
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// boolean foundNullValue = false;
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// for (int i = 0; i < sv.length; i++) {
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// auxValue2 = getValue(sv[i], stv[i]);
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// if ( auxValue2 instanceof NullValue ) {
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// foundNullValue = true;
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// auxValue2 = new NullUniqueValue();
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// sym = getDefaultSymbol();
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// } else {
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// sym = SymbologyFactory.createSymbolFromXML(xml
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// .getChild(i+1), null);
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// }
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//
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// symbols.put(auxValue2, sym);
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// }
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// if (!foundNullValue && useDefaultSymbol){
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// auxValue2 = new NullUniqueValue();
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// sym = getDefaultSymbol();
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// symbols.put(auxValue2, sym);
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// }
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// } else {
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//
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//
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// for (int i = 0; i < numKeys; i++) {
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// auxValue = getValue(sk[i]);
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// if ( auxValue == null ) { //Default
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// auxValue = new NullUniqueValue();
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// }
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// keys.add(auxValue);
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// }
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//
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// boolean foundNullValue = false;
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// for (int i = 0; i < sv.length; i++) {
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// auxValue2 = getValue(sv[i]);
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// if ( auxValue2 == null ) { //Default
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// foundNullValue = true;
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// auxValue2 = new NullUniqueValue();
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// sym = getDefaultSymbol();
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// } else {
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// sym = SymbologyFactory.createSymbolFromXML(xml
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// .getChild(i+1), null);
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// }
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//
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// symbols.put(auxValue2, sym);
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// }
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// if (!foundNullValue && useDefaultSymbol){
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// auxValue2 = new NullUniqueValue();
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// sym = getDefaultSymbol();
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// symbols.put(auxValue2, sym);
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// }
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// }
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// }
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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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| 467 |
// ZSort zSort = new ZSort(this);
|
| 468 |
// zSort.setXMLEntity(zSortXML);
|
| 469 |
// addLegendListener(zSort);
|
| 470 |
// setZSort(zSort);
|
| 471 |
// }
|
| 472 |
} |
| 473 |
|
| 474 |
public void setDefaultSymbol(ISymbol s) { |
| 475 |
ISymbol mySymbol = defaultSymbol; |
| 476 |
|
| 477 |
if (s == null) { |
| 478 |
throw new NullPointerException("Default symbol cannot be null"); |
| 479 |
} |
| 480 |
|
| 481 |
ISymbol old = mySymbol; |
| 482 |
defaultSymbol = s; |
| 483 |
fireDefaultSymbolChangedEvent(new SymbolLegendEvent(old, s));
|
| 484 |
} |
| 485 |
|
| 486 |
/**
|
| 487 |
* Returns the value using the its value in a string.
|
| 488 |
*
|
| 489 |
*
|
| 490 |
* @param s String with the value.
|
| 491 |
* @deprecated Method used until 1.0 alpha 855 You should use getValue(String s,int type);
|
| 492 |
* @return Value.
|
| 493 |
*/
|
| 494 |
// private Object getValue(String s) {
|
| 495 |
// Object val = new NullUniqueValue();
|
| 496 |
// if (s.equals("Resto de Valores")) {
|
| 497 |
// return val;
|
| 498 |
// }
|
| 499 |
//// try {
|
| 500 |
// try {
|
| 501 |
// val = new Integer(s);//(s, Types.INTEGER);
|
| 502 |
//
|
| 503 |
// return val;
|
| 504 |
// } catch (NumberFormatException e) {
|
| 505 |
// }
|
| 506 |
//
|
| 507 |
// try {
|
| 508 |
// val = new Long(s);//ValueFactory.createValueByType(s, Types.BIGINT);
|
| 509 |
//
|
| 510 |
// return val;
|
| 511 |
// } catch (NumberFormatException e) {
|
| 512 |
// }
|
| 513 |
//
|
| 514 |
// try {
|
| 515 |
// val = new Float(s);//ValueFactory.createValueByType(s, Types.FLOAT);
|
| 516 |
//
|
| 517 |
// return val;
|
| 518 |
// } catch (NumberFormatException e) {
|
| 519 |
// }
|
| 520 |
//
|
| 521 |
// try {
|
| 522 |
// val = new Double(s);//ValueFactory.createValueByType(s, Types.DOUBLE);
|
| 523 |
//
|
| 524 |
// return val;
|
| 525 |
// } catch (NumberFormatException e) {
|
| 526 |
// }
|
| 527 |
//
|
| 528 |
// val = s;//ValueFactory.createValueByType(s, Types.LONGVARCHAR);
|
| 529 |
//
|
| 530 |
//// } catch (ParseException e) {
|
| 531 |
//// log.warn("parse exception", e);
|
| 532 |
//// }
|
| 533 |
//
|
| 534 |
// return val;
|
| 535 |
// }
|
| 536 |
|
| 537 |
/**
|
| 538 |
* Devuelve el valor a partir de su valor en un string.
|
| 539 |
*
|
| 540 |
* @param s String con el valor.
|
| 541 |
*
|
| 542 |
* @return Value.
|
| 543 |
* @throws MapContextException
|
| 544 |
*/
|
| 545 |
// private Object getValue(String s,int type) {
|
| 546 |
// Object val = new NullUniqueValue();
|
| 547 |
// if (type==Types.OTHER) {
|
| 548 |
// return val;
|
| 549 |
// }
|
| 550 |
// switch (type) {
|
| 551 |
// case Types.INTEGER:
|
| 552 |
// val = new Integer(s);
|
| 553 |
// break;
|
| 554 |
// case Types.BIGINT:
|
| 555 |
// val = new Long(s);
|
| 556 |
// break;
|
| 557 |
// case Types.FLOAT:
|
| 558 |
// val = new Float(s);
|
| 559 |
// break;
|
| 560 |
// case Types.DOUBLE:
|
| 561 |
// val = new Double(s);
|
| 562 |
// break;
|
| 563 |
// default:
|
| 564 |
// val=s;
|
| 565 |
// break;
|
| 566 |
// }
|
| 567 |
// return val;
|
| 568 |
// }
|
| 569 |
|
| 570 |
|
| 571 |
// /**
|
| 572 |
// * TODO: replace using the new Persistence API.
|
| 573 |
// */
|
| 574 |
// public ILegend cloneLegend() throws XMLException {
|
| 575 |
// // Example:
|
| 576 |
//// PersistenceManager manager = ToolsLocator.getPersistenceManager();
|
| 577 |
//// PersistentState state = manager.getState(this);
|
| 578 |
//// return manager.create(state);
|
| 579 |
//
|
| 580 |
// return null;
|
| 581 |
// }
|
| 582 |
|
| 583 |
|
| 584 |
/* (non-Javadoc)
|
| 585 |
* @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#setDataSource(com.hardcode.gdbms.engine.data.DataSource)
|
| 586 |
*/
|
| 587 |
// public void setFeatureStore(FeatureStore fs) throws DataException {
|
| 588 |
// featureStore = fs;
|
| 589 |
//// if (getClassifyingFieldNames()!=null) {
|
| 590 |
//// fieldId = ((FeatureType)fs.getFeatureTypes().get(0)).getIndex(getClassifyingFieldNames()[0]);
|
| 591 |
//// }
|
| 592 |
// }
|
| 593 |
|
| 594 |
/*
|
| 595 |
* (non-Javadoc)
|
| 596 |
*
|
| 597 |
* @see com.iver.cit.gvsig.fmap.rendering.UniqueValueLegend#getSymbolByValue(com.hardcode.gdbms.engine.values.Value)
|
| 598 |
*/
|
| 599 |
public ISymbol getSymbolByValue(Object key) { |
| 600 |
ISymbol symbol = null;
|
| 601 |
if (key == null) { |
| 602 |
symbol = nullValueSymbol; |
| 603 |
} |
| 604 |
else {
|
| 605 |
symbol = (ISymbol)symbols.get(key); |
| 606 |
} |
| 607 |
if (symbol == null && useDefaultSymbol) { |
| 608 |
symbol = getDefaultSymbol(); |
| 609 |
} |
| 610 |
return symbol;
|
| 611 |
|
| 612 |
} |
| 613 |
|
| 614 |
public int getShapeType() { |
| 615 |
return shapeType;
|
| 616 |
} |
| 617 |
|
| 618 |
public void useDefaultSymbol(boolean b) { |
| 619 |
useDefaultSymbol = b; |
| 620 |
} |
| 621 |
|
| 622 |
/**
|
| 623 |
* Devuelve si se utiliza o no el resto de valores para representarse.
|
| 624 |
* @return True si se utiliza el resto de valores.
|
| 625 |
*/
|
| 626 |
public boolean isUseDefaultSymbol() { |
| 627 |
return useDefaultSymbol;
|
| 628 |
} |
| 629 |
|
| 630 |
public void delSymbol(Object key) { |
| 631 |
keys.remove(key); |
| 632 |
|
| 633 |
ISymbol removedSymbol = (ISymbol) symbols.remove(key); |
| 634 |
if (removedSymbol != null){ |
| 635 |
fireClassifiedSymbolChangeEvent(new SymbolLegendEvent(removedSymbol, null)); |
| 636 |
} |
| 637 |
} |
| 638 |
|
| 639 |
public String getClassName() { |
| 640 |
return getClass().getName();
|
| 641 |
} |
| 642 |
|
| 643 |
public void replace(ISymbol oldSymbol, ISymbol newSymbol) { |
| 644 |
if (symbols.containsValue(oldSymbol)) {
|
| 645 |
Iterator it = symbols.keySet().iterator();
|
| 646 |
while (it.hasNext()) {
|
| 647 |
Object key = it.next();
|
| 648 |
if (symbols.get(key).equals(oldSymbol)) {
|
| 649 |
fireClassifiedSymbolChangeEvent(new SymbolLegendEvent(
|
| 650 |
(ISymbol)symbols.put(key, newSymbol), newSymbol)); |
| 651 |
} |
| 652 |
|
| 653 |
} |
| 654 |
} |
| 655 |
} |
| 656 |
public Color[] getColorScheme() { |
| 657 |
return selectedColors;
|
| 658 |
} |
| 659 |
|
| 660 |
public void setColorScheme(Color[] cc) { |
| 661 |
this.selectedColors = cc;
|
| 662 |
} |
| 663 |
|
| 664 |
} |