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Librairie de matrice multi-dimensions.
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/* *##% NuitonMatrix
 * Copyright (C) 2004 - 2009 CodeLutin
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Lesser Public License for more details.
 *
 * You should have received a copy of the GNU General Lesser Public
 * License along with this program.  If not, see
 * . ##%*/

package org.nuiton.math.matrix;

import java.util.List;

/**
 * MatrixIteratorImpl.
 *
 * Created: 28 oct. 2004
 *
 * @author Benjamin Poussin 
 * @version $Revision: 187 $
 *
 * Mise a jour: $Date: 2009-10-16 19:17:29 +0200 (ven., 16 oct. 2009) $
 * par : $Author: tchemit $
 */
public class MatrixIteratorImpl implements MatrixIterator { // MatrixIteratorImpl

    protected BasicMatrixIterator iterator = null;
    protected List[] semantics = null;
    protected int pos = 0;

    /**
     * @param iterator la matrice sur lequel l'iterator doit travailler
     * @param semantics la semantique de matrix, si matrix n'a pas de semantique
     *            alors il faut passer null
     */
    public MatrixIteratorImpl(BasicMatrixIterator iterator, List[] semantics) {
        this.iterator = iterator;
        this.semantics = semantics;
        pos = 0;
    }

    @Override
    public boolean hasNext() {
        return iterator.hasNext();
    }

    @Override
    public boolean next() {
        return iterator.next();
    }

    @Override
    public int[] getCoordinates() {
        return iterator.getCoordinates();
    }

    @Override
    public double getValue() {
        return iterator.getValue();
    }

    @Override
    public void setValue(double value) {
        iterator.setValue(value);
    }

    @Override
    public Object[] getSemanticsCoordinates() {
        Object[] result = null;
        if (semantics != null) {
            int[] coordinates = getCoordinates();
            result = MatrixHelper.dimensionToSemantics(semantics,
                    coordinates);
        }
        return result;
    }

} // MatrixIteratorImpl