root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / rendering / FInterval.java @ 38563
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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.util.regex.Matcher; |
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import java.util.regex.Pattern; |
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import com.hardcode.gdbms.engine.values.DateValue; |
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import com.hardcode.gdbms.engine.values.DoubleValue; |
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import com.hardcode.gdbms.engine.values.FloatValue; |
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import com.hardcode.gdbms.engine.values.IntValue; |
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import com.hardcode.gdbms.engine.values.LongValue; |
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import com.hardcode.gdbms.engine.values.NullValue; |
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import com.hardcode.gdbms.engine.values.Value; |
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/**
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* Clase intervalo.
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*
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* @author Vicente Caballero Navarro
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*/
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public class FInterval implements IInterval { |
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private double from; |
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private double to; |
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public FInterval(){
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} |
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/**
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* Crea un nuevo FInterval.
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*
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* @param from Origen.
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* @param to Destino.
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*/
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public FInterval(double from, double to) { |
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this.from = from;
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this.to = to;
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.rendering.IInterval#isInInterval(com.hardcode.gdbms.engine.values.Value)
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*/
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public boolean isInInterval(Value v) { |
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double valor=0; |
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if (v instanceof IntValue) { |
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valor = ((IntValue) v).getValue(); |
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} else if (v instanceof DoubleValue) { |
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valor = ((DoubleValue) v).getValue(); |
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} else if (v instanceof FloatValue) { |
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valor = ((FloatValue) v).getValue(); |
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} else if (v instanceof LongValue) { |
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valor = ((LongValue) v).getValue(); |
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} else if (v instanceof DateValue) { |
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//TODO POR IMPLEMENTAR
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} else if (v instanceof NullValue){ |
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return false; |
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} |
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return ((valor >= from) && (valor <= to));
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} |
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/**
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* Devuelve el n?mero de origen.
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*
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* @return N?mero de inicio.
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*/
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public double getMin() { |
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return from;
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} |
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/**
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* Devuelve el n?mero final.
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*
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* @return N?mero final.
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*/
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public double getMax() { |
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return to;
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.rendering.IInterval#toString()
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*/
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public String toString() { |
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return from + "-" + to; |
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} |
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/**
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* Crea un FInterval nuevo a partir de un String con el n?mero inicial un
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* gui?n y el n?mero final.
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*
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* @param s String.
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*
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* @return FInterval nuevo.
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*/
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public static IInterval create(String s) { |
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Pattern pattern = Pattern.compile("(-?[^-]*)-(-?.*)"); |
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Matcher matcher = pattern.matcher(s);
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IInterval inter=new NullIntervalValue(); // temporal pessimism |
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if (matcher.find()) {
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try{
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inter = new FInterval(Double.parseDouble(matcher.group(1)), |
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Double.parseDouble(matcher.group(2))); |
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}catch (NumberFormatException e) { |
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} |
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} |
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return inter;
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} |
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} |