/*
 * Redberry: symbolic tensor computations.
 *
 * Copyright (c) 2010-2015:
 *   Stanislav Poslavsky   
 *   Bolotin Dmitriy       
 *
 * This file is part of Redberry.
 *
 * Redberry is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Redberry 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 Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Redberry. If not, see .
 */
package cc.redberry.core.utils.stretces;

import java.util.Iterator;

/**
 *
 * @author Dmitry Bolotin
 * @author Stanislav Poslavsky
 */
public class PrecalculatedStretches implements Iterable {
    private final int[] values;

    public PrecalculatedStretches(int[] values) {
        this.values = values;
    }

    public PrecalculatedStretches(final Object[] elements, final IntObjectProvider provider) {
        this.values = new int[elements.length];
        for (int i = 0; i < elements.length; ++i)
            this.values[i] = provider.get(elements[i]);
    }

    public int[] getRawValues() {
        return values;
    }

    @Override
    public Iterator iterator() {
        return new StretchIteratorI(values);
    }
}