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svn-gvsig-desktop / tags / v1_0_RELEASE / libraries / libFMap / src / com / iver / cit / gvsig / fmap / rendering / VectorialIntervalLegend.java @ 9167

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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 com.iver.cit.gvsig.fmap.rendering;
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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.TreeMap;
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import com.hardcode.gdbms.engine.data.DataSource;
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import com.hardcode.gdbms.engine.instruction.FieldNotFoundException;
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import com.hardcode.gdbms.engine.values.Value;
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import com.iver.cit.gvsig.fmap.DriverException;
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import com.iver.cit.gvsig.fmap.core.FShape;
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import com.iver.cit.gvsig.fmap.core.IFeature;
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import com.iver.cit.gvsig.fmap.core.ISLDCompatible;
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import com.iver.cit.gvsig.fmap.core.ISymbol;
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import com.iver.cit.gvsig.fmap.core.SLDTags;
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import com.iver.cit.gvsig.fmap.core.v02.FConstant;
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import com.iver.cit.gvsig.fmap.core.v02.FSymbol;
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import com.iver.cit.gvsig.fmap.layers.XMLException;
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import com.iver.utiles.StringUtilities;
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import com.iver.utiles.XMLEntity;
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/**
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 * Leyenda Vectorial por intervalos.
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 *
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 * @author Vicente Caballero Navarro
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 */
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public class VectorialIntervalLegend implements IntervalLegend, VectorialLegend {
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    public final static int EQUAL_INTERVALS = 0;
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    public final static int NATURAL_INTERVALS = 1;
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    public final static int QUANTILE_INTERVALS = 2;
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    private TreeMap symbols = new TreeMap(new Comparator() {
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                public int compare(Object o1, Object o2) {
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                    if ((o1 != null) && (o2 != null)) {
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                       if (o1 instanceof NullIntervalValue &&
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                                o2 instanceof NullIntervalValue) {
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                            return 0;
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                        }
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                        if (o2 instanceof NullIntervalValue) {
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                            return 1;
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                        }
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                        if (o1 instanceof NullIntervalValue) {
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                            return -1;
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                        }
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                        FInterval i2 = (FInterval) o2;
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                        FInterval i1 = (FInterval) o1;
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                        if (i1.getMin() > i2.getMin()) {
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                            return 1;
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                        }
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                        if (i1.getMin() < i2.getMin()) {
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                            return -1;
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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 int index = 0;
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    private String fieldName;
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    private int fieldId;
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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 DataSource dataSource;
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    private Color startColor = Color.red;
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    private Color endColor = Color.blue;
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    private int shapeType;
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    private int intervalType = NATURAL_INTERVALS;
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    private boolean useDefaultSymbol = false;
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    // private boolean bWithHeightText;
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    /**
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     * Crea un nuevo VectorialIntervalLegend.
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     */
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    public VectorialIntervalLegend() {
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        //defaultSymbol = LegendFactory.DEFAULT_POLYGON_SYMBOL;
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    }
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    /**
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     * Crea un nuevo VectorialIntervalLegend.
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     *
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     * @param type tipo de shape.
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     */
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    public VectorialIntervalLegend(int type) {
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        setShapeType(type);
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.UniqueValueLegend#addSymbol(java.lang.Object,
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     *      ISymbol)
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     */
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    public void addSymbol(Object key, ISymbol symbol) {
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        //TODO guardar los intervalos.
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        Object resul;
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        resul = symbols.put(key, symbol);
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        /*if (resul != null) {
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           System.err.println("Error: la clave " + key +
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                   " ya exist?a. Resul = " + resul);
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           System.err.println("symbol nuevo:" + symbol.m_Descrip +
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                   " Sviejo= " + ((FSymbol) resul).m_Descrip);
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           } else {
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         */
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        keys.add(key);
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        //}
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    }
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    /*
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     * @see com.iver.cit.gvsig.fmap.rendering.Legend#getSymbol(java.lang.Object)
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     *
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                   public FStyle2D getSymbol(Object value) {
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                       return (FStyle2D) symbols.get(value);
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                   }
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                   // TODO transformar la funci?n anterior en la siguiente
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     *
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     */
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#getSymbol(int)
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     */
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    public ISymbol getSymbol(int recordIndex) throws DriverException {
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        try {
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            Value val = dataSource.getFieldValue(recordIndex, fieldId);
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            IInterval interval = getInterval(val);
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            FSymbol theSymbol = getSymbolByInterval(interval);
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            if (theSymbol != null) {
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                return theSymbol;
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            } else if (useDefaultSymbol) {
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                return getDefaultSymbol();
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            }
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            return null;
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        } catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
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            throw new DriverException(e);
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        }
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    }
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    /**
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     * Devuelve un s?mbolo a partir de una IFeature.
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     * OJO!! Cuando usamos un feature iterator de base de datos
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     * el ?nico campo que vendr? rellenado es el de fieldID.
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     * Los dem?s vendr?n a nulos para ahorra tiempo de creaci?n.
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     *
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     * @param feat IFeature.
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     *
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     * @return S?mbolo.
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     */
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    public ISymbol getSymbolByFeature(IFeature feat) {
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        Value val = feat.getAttribute(fieldId);
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        IInterval interval = getInterval(val);
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        FSymbol theSymbol = getSymbolByInterval(interval);
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        if (theSymbol != null) {
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            return theSymbol;
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        } else {
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            return getDefaultSymbol();
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        }
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    }
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    /**
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     * Devuelve el s?mbolo a partir del intervalo.
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     *
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     * @param key intervalo.
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     *
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     * @return s?mbolo.
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     */
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    public FSymbol getSymbolByInterval(IInterval key) {
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        if (key == null) {
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            return null;
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        }
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        if (symbols.containsKey(key)) {
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            return (FSymbol) symbols.get(key);
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        }
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        return null;
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.ClassifiedLegendInfo#getDescriptions()
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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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        return descriptions;
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.ClassifiedLegendInfo#getValues()
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     */
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    public Object[] getValues() {
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        return (Object[]) symbols.keySet().toArray(new Object[0]);
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.IntervalLegend#setIntervalSymbol(com.iver.cit.gvsig.fmap.rendering.FInterval,
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     *      org.geotools.renderer.style.Style2D)
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     */
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    public void setIntervalSymbol(IInterval interval, FSymbol symbol) {
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        /*symbols.put(interval, symbol);
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           values.put(new Integer(index), interval);
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           index++;
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         */
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.IntervalLegend#changeInterval(int,
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     *      com.iver.cit.gvsig.fmap.rendering.FInterval)
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     */
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    public void changeInterval(int index, IInterval newInterval) {
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        /*Object value = values.remove(new Integer(index));
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           Object symbol = symbols.remove(value);
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           values.put(new Integer(index), newInterval);
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           symbols.put(newInterval, symbol);
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         */
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.ClassifiedLegend#clear()
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     */
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    public void clear() {
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        index = 0;
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        keys.clear();
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        symbols.clear();
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.ClassifiedLegend#getSymbols()
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     */
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    public ISymbol[] getSymbols() {
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        return (FSymbol[]) symbols.values().toArray(new FSymbol[0]);
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.ClassifiedLegend#getFieldName()
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     */
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    public String getFieldName() {
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        return fieldName;
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#setDefaultSymbol(ISymbol)
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     */
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    public void setDefaultSymbol(ISymbol s) {
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        defaultSymbol = s;
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.ClassifiedLegend#setFieldName(String)
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     */
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    public void setFieldName(String str) {
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        fieldName = str;
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.Legend#setLabelField(int)
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     */
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    public void setLabelField(String fieldName) {
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        labelFieldName = fieldName;
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.Legend#getLabelField()
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     */
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    public String getLabelField() {
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        return labelFieldName;
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    }
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    /**
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     * @see com.iver.cit.gvsig.fmap.rendering.Legend#getDefaultSymbol()
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     */
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    public ISymbol getDefaultSymbol() {
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        return defaultSymbol;
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    }
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        /**
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         * creates the SLD String that defines this legend type.
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         */
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    public String getSLDString(String layerName) {
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            try{
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                        XmlBuilder xmlBuilder = new XmlBuilder();
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                        xmlBuilder.writeHeader();
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                        xmlBuilder.openTag(SLDTags.SLD_ROOT, SLDTags.VERSION_ATTR, SLDTags.VERSION_1_0_0);
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                        xmlBuilder.openTag(SLDTags.NAMEDLAYER);
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                        xmlBuilder.writeTag(SLDTags.NAME,layerName);
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                        xmlBuilder.openTag(SLDTags.USERSTYLE);
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                        xmlBuilder.openTag(SLDTags.FEATURETYPESTYLE);
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                        xmlBuilder.writeTag(SLDTags.FEATURETYPENAME,fieldName);
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                        ISymbol[] symbols = this.getSymbols();
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                        Object[] values = this.getValues();
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                        FInterval interval;
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                        for(int i = 0; i < symbols.length; i++ )
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                        {
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                                interval = (FInterval)values[i];
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                                //interval = (FInterval)getInterval(ValueFactory.createValue(valueDbl.doubleValue()));
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                                xmlBuilder.openTag(SLDTags.RULE);
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                                xmlBuilder.writeTag(SLDTags.NAME, ""+interval.getMin() +" - " +interval.getMax());
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                                xmlBuilder.openTag(SLDTags.FILTER);
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                                xmlBuilder.openTag(SLDTags.AND);
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                                xmlBuilder.openTag(SLDTags.PROPERTYISGREATEROREQUALTHAN);
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                                xmlBuilder.writeTag(SLDTags.PROPERTYNAME,fieldName);
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                                xmlBuilder.writeTag(SLDTags.LITERAL, ""+interval.getMin());
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                                xmlBuilder.closeTag();
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                                xmlBuilder.openTag(SLDTags.PROPERTYISLESSOREQUALTHAN);
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                                xmlBuilder.writeTag(SLDTags.PROPERTYNAME,fieldName);
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                                xmlBuilder.writeTag(SLDTags.LITERAL, ""+interval.getMax());
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                                xmlBuilder.closeTag();
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                                xmlBuilder.closeTag();
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                                if (symbols[i] instanceof ISLDCompatible)
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                                {
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                                        ISLDCompatible symSLD = (ISLDCompatible) symbols[i];
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                                        xmlBuilder.writeRaw(symSLD.toSLD());
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                                }
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                                else
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                                        throw new RuntimeException("Cannot convert Symbol " + i + " " + symbols[i].getDescription() + " to SLD");
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                                xmlBuilder.closeTag();
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                                xmlBuilder.closeTag();
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                        }
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                        xmlBuilder.closeTag();
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                        xmlBuilder.closeTag();
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                        xmlBuilder.closeTag();
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                        xmlBuilder.closeTag();
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                        return xmlBuilder.getXML();
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            }catch(Exception e)
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            {
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                    e.printStackTrace();
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                    return null;
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            }
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    }
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    /**
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     * DOCUMENT ME!
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     *
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     * @return DOCUMENT ME!
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     *
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     * @see com.iver.cit.gvsig.fmap.rendering.Legend#getXMLEntity()
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     */
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    public XMLEntity getXMLEntity() {
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        XMLEntity xml = new XMLEntity();
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        xml.putProperty("className", this.getClass().getName());
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        if (getDefaultSymbol() == null) {
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            xml.putProperty("useDefaultSymbol", 0);
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        } else {
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            xml.putProperty("useDefaultSymbol", 1);
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            xml.addChild(getDefaultSymbol().getXMLEntity());
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        }
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        xml.putProperty("fieldName", fieldName);
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        xml.putProperty("index", index);
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        xml.putProperty("labelfield", labelFieldName);
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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("intervalType", intervalType);
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        xml.putProperty("numKeys", keys.size());
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        if (keys.size() > 0) {
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            xml.putProperty("tipoValueKeys", keys.get(0).getClass().getName());
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            String[] sk = new String[keys.size()];
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            for (int i = 0; i < keys.size(); i++) {
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                sk[i] = ((IInterval) keys.get(i)).toString();
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            }
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            xml.putProperty("keys", getValues());
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            for (int i = 0; i < keys.size(); i++) {
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                xml.addChild(getSymbols()[i].getXMLEntity());
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            }
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        }
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        xml.putProperty("startColor", StringUtilities.color2String(startColor));
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        xml.putProperty("endColor", StringUtilities.color2String(endColor));
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        ///xml.putProperty("numSymbols", symbols.size());
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        ///xml.putProperty("indexs", getIndexs());
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        ///xml.putProperty("values", getValues());
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        return xml;
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    }
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    /**
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     * Inserta los atributos del XMLEntity.
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     *
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     * @param xml XMLEntity.
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     */
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    public void setXMLEntity03(XMLEntity xml) {
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        fieldName = xml.getStringProperty("fieldName");
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        index = xml.getIntProperty("index");
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        labelFieldName = xml.getStringProperty("labelfield");
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        if (xml.contains("intervalType")) { //TODO Esta condici?n es para poder cargar la versi?n 0.3, se puede eliminar cuando ya no queramos soportar esta versi?n.
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            intervalType = xml.getIntProperty("intervalType");
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        }
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        int useDefaultSymbol = xml.getIntProperty("useDefaultSymbol");
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        if (useDefaultSymbol == 1) {
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            setDefaultSymbol(FSymbol.createFromXML03(xml.getChild(0)));
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        } else {
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            setDefaultSymbol(null);
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        }
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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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            IInterval auxInterval;
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            for (int i = 0; i < numKeys; i++) {
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                auxInterval = FInterval.create(sk[i]);
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                symbols.put(auxInterval,
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                    FSymbol.createFromXML03(xml.getChild(i + useDefaultSymbol)));
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                keys.add(auxInterval);
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                System.out.println("auxInterval =" + auxInterval + "Symbol =" +
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                    FSymbol.createFromXML03(xml.getChild(i + useDefaultSymbol))
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                           .getDescription());
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            }
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        }
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        startColor = StringUtilities.string2Color(xml.getStringProperty(
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                    "startColor"));
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        endColor = StringUtilities.string2Color(xml.getStringProperty(
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                    "endColor"));
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    }
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    /**
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     * Inserta los atributos del XMLEntity.
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     *
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     * @param xml XMLEntity.
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     */
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    public void setXMLEntity(XMLEntity xml) {
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        fieldName = xml.getStringProperty("fieldName");
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        index = xml.getIntProperty("index");
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        labelFieldName = xml.getStringProperty("labelfield");
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        if (xml.contains("labelFieldHeight")) {
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            setLabelHeightField(xml.getStringProperty("labelFieldHeight"));
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        }
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        if (xml.contains("labelFieldRotation")) {
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            setLabelRotationField(xml.getStringProperty("labelFieldRotation"));
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        }
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        if (xml.contains("intervalType")) { //TODO Esta condici?n es para poder cargar la versi?n 0.3, se puede eliminar cuando ya no queramos soportar esta versi?n.
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            intervalType = xml.getIntProperty("intervalType");
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        }
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        int useDefaultSymbol = xml.getIntProperty("useDefaultSymbol");
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        if (useDefaultSymbol == 1) {
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            setDefaultSymbol(FSymbol.createFromXML(xml.getChild(0)));
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            this.useDefaultSymbol=true;
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        } else {
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            setDefaultSymbol(null);
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            this.useDefaultSymbol=false;
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        }
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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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            IInterval auxInterval;
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            for (int i = 0; i < numKeys; i++) {
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                auxInterval = FInterval.create(sk[i]);
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                symbols.put(auxInterval,
531
                    FSymbol.createFromXML(xml.getChild(i + useDefaultSymbol)));
532
                keys.add(auxInterval);
533
                System.out.println("auxInterval =" + auxInterval + "Symbol =" +
534
                    FSymbol.createFromXML(xml.getChild(i + useDefaultSymbol))
535
                           .getDescription());
536
            }
537
        }
538 1034 vcaballero
539 2796 caballero
        startColor = StringUtilities.string2Color(xml.getStringProperty(
540
                    "startColor"));
541
        endColor = StringUtilities.string2Color(xml.getStringProperty(
542
                    "endColor"));
543
    }
544 1034 vcaballero
545 2796 caballero
    /**
546
     * @see com.iver.cit.gvsig.fmap.rendering.Legend#cloneLegend()
547
     */
548
    public Legend cloneLegend() throws XMLException {
549
        return (Legend) LegendFactory.createFromXML(getXMLEntity());
550
    }
551 1034 vcaballero
552 2796 caballero
    /* (non-Javadoc)
553
     * @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#setDataSource(com.hardcode.gdbms.engine.data.DataSource)
554
     */
555
    public void setDataSource(DataSource ds)
556
        throws FieldNotFoundException, DriverException {
557
        try {
558
            dataSource = ds;
559
            ds.start();
560
            fieldId = ds.getFieldIndexByName(fieldName);
561
            ds.stop();
562
        } catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
563
            throw new DriverException(e);
564
        }
565
    }
566 1034 vcaballero
567 2796 caballero
    /**
568
     * Devuelve el intervalo a partir del valor.
569
     *
570
     * @param v valor.
571
     *
572
     * @return intervalo.
573
     */
574
    public IInterval getInterval(Value v) {
575
        /*if (v instanceof NullValue){
576
           System.out.println("Si");
577
           }*/
578
        for (int i = 0; i < keys.size(); i++) {
579
            if (((IInterval) keys.get(i)).isInInterval(v)) {
580
                return (IInterval) keys.get(i);
581
            }
582
        }
583 1034 vcaballero
584 2796 caballero
        return null;
585
    }
586 1034 vcaballero
587 2796 caballero
    /**
588
     * Devuelve el color final.
589
     *
590
     * @return color final.
591
     */
592
    public Color getEndColor() {
593
        return endColor;
594
    }
595 801 fjp
596 2796 caballero
    /**
597
     * Inserta el color final.
598
     *
599
     * @param endColor Color final.
600
     */
601
    public void setEndColor(Color endColor) {
602
        this.endColor = endColor;
603
    }
604 1034 vcaballero
605 2796 caballero
    /**
606
     * Devuelve el color inicial.
607
     *
608
     * @return Color inicial.
609
     */
610
    public Color getStartColor() {
611
        return startColor;
612
    }
613 1034 vcaballero
614 2796 caballero
    /**
615
     * Inserta el color inicial.
616
     *
617
     * @param startColor Color inicial.
618
     */
619
    public void setStartColor(Color startColor) {
620
        this.startColor = startColor;
621
    }
622 801 fjp
623 2796 caballero
    /* (non-Javadoc)
624
     * @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#getShapeType()
625
     */
626
    public int getShapeType() {
627
        return shapeType;
628
    }
629 2183 fernando
630 2796 caballero
    /* (non-Javadoc)
631
     * @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#setShapeType(int)
632
     */
633
    public void setShapeType(int shapeType) {
634
        if (this.shapeType != shapeType) {
635
            switch (shapeType) {
636
                case FShape.POINT:
637
                    defaultSymbol = new FSymbol(FConstant.SYMBOL_TYPE_POINT);
638 2200 vcaballero
639 2796 caballero
                    break;
640 2200 vcaballero
641 2796 caballero
                case FShape.LINE:
642
                    defaultSymbol = new FSymbol(FConstant.SYMBOL_TYPE_LINE);
643 2413 caballero
644 2796 caballero
                    break;
645 2600 caballero
646 2796 caballero
                case FShape.POLYGON:
647
                    defaultSymbol = new FSymbol(FConstant.SYMBOL_TYPE_FILL);
648 2600 caballero
649 2796 caballero
                    break;
650
651
                default:
652
                    defaultSymbol = new FSymbol(shapeType);
653
            }
654
655
            this.shapeType = shapeType;
656
        }
657
    }
658
659
    /* (non-Javadoc)
660
     * @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#getLabelHeightField()
661
     */
662
    public String getLabelHeightField() {
663
        return labelFieldHeight;
664
    }
665
666
    /**
667
     * Inserta el alto del campo.
668
     *
669
     * @param str alto.
670
     */
671
    public void setLabelHeightField(String str) {
672
        labelFieldHeight = str;
673
    }
674
675
    /* (non-Javadoc)
676
     * @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#getLabelRotationField()
677
     */
678
    public String getLabelRotationField() {
679
        return labelFieldRotation;
680
    }
681
682
    /**
683
     * Inserta la rotaci?n del campo.
684
     *
685
     * @param str Rotaci?n.
686
     */
687
    public void setLabelRotationField(String str) {
688
        labelFieldRotation = str;
689
    }
690
691
    /**
692
     * Inserta el tipo de clasificaci?n de los intervalos.
693
     *
694
     * @param tipoClasificacion Tipo de clasificaci?n.
695
     */
696
    public void setIntervalType(int tipoClasificacion) {
697
        intervalType = tipoClasificacion;
698
    }
699
700
    /**
701
     * Devuelve el tipo de clasificaci?n de los intervalos.
702
     *
703
     * @return Tipo de clasificaci?n.
704
     */
705
    public int getIntervalType() {
706
        return intervalType;
707
    }
708
709
    /**
710
     * Inserta si se representan el resto de valores o no.
711
     *
712
     * @param b True si se tienen que representar el resto de valores.
713
     */
714
    public void useDefaultSymbol(boolean b) {
715
        useDefaultSymbol = b;
716
    }
717
718
    /**
719
     * Devuelve si se utiliza o no el resto de valores para representarse.
720
     *
721
     * @return True si se utiliza el resto de valores.
722
     */
723
    public boolean isUseDefaultSymbol() {
724
        return useDefaultSymbol;
725
    }
726
727
    /**
728
     * Devuelve si ha sido modificado el etiquetado de la capa.
729
     *
730
     * @return True si el etiquetado de la capa ha sido modificado.
731
     */
732 3035 fjp
    /* public boolean isBWithHeightText() {
733 2796 caballero
        return bWithHeightText;
734 3035 fjp
    } */
735 2796 caballero
736
    /**
737
     * Introduce si el etiquetado de la capa ha sido modificado.
738
     *
739
     * @param withHeightText Boolean que indica si el etiquetado de la capa ha
740
     *        sido modificado.
741
     */
742 3035 fjp
    /* public void setBWithHeightText(boolean withHeightText) {
743 2796 caballero
        bWithHeightText = withHeightText;
744 3035 fjp
    } */
745 2796 caballero
746
    /**
747
     * Elimina un s?mbolo a partir de su clave.
748
     *
749
     * @param obj clave.
750
     */
751
    public void delSymbol(Object obj) {
752
        keys.remove(obj);
753
        symbols.remove(obj);
754
    }
755 3268 fjp
756
    /* (non-Javadoc)
757
     * @see com.iver.cit.gvsig.fmap.rendering.VectorialLegend#getUsedFields()
758
     */
759
    public String[] getUsedFields() {
760
        ArrayList usedFields = new ArrayList();
761
        if (getFieldName() != null)
762
            usedFields.add(getFieldName());
763
        if (getLabelField() != null)
764
            usedFields.add(getLabelField());
765
        if (getLabelHeightField() != null)
766
            usedFields.add(getLabelHeightField());
767
        if (getLabelRotationField() != null)
768
            usedFields.add(getLabelRotationField());
769
770
        return (String[]) usedFields.toArray(new String[0]);
771
772
    }
773 322 fernando
}