/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2007, by Object Refinery Limited and Contributors.
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 *
 * This library 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 2.1 of the License, or 
 * (at your option) any later version.
 *
 * This library 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 Lesser General Public 
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
 * USA.  
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
 * in the United States and other countries.]
 *
 * ---------------------------------
 * BoxAndWhiskerCategoryDataset.java
 * ---------------------------------
 * (C) Copyright 2003, 2007, by David Browning and Contributors.
 *
 * Original Author:  David Browning (for Australian Institute of Marine 
 *                   Science);
 * Contributor(s):   -;
 *
 * $Id: BoxAndWhiskerCategoryDataset.java,v 1.3.2.2 2007/02/02 15:50:24 mungady Exp $
 *
 * Changes
 * -------
 * 05-Aug-2003 : Version 1, contributed by David Browning (DG);
 * 27-Aug-2003 : Renamed getAverageValue --> getMeanValue, changed 
 *               getAllOutliers to return a List rather than an array (DG);
 * ------------- JFREECHART 1.0.x ---------------------------------------------
 * 02-Feb-2007 : Removed author tags from all over JFreeChart sources (DG);
 *
 */

package org.jfree.data.statistics;

import java.util.List;

import org.jfree.data.category.CategoryDataset;

/**
 * A category dataset that defines various medians, outliers and an average 
 * value for each item.
 */
public interface BoxAndWhiskerCategoryDataset extends CategoryDataset {

    /**
     * Returns the mean value for an item.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return The mean value.
     */
    public Number getMeanValue(int row, int column);

    /**
     * Returns the average value for an item.
     *
     * @param rowKey  the row key.
     * @param columnKey  the columnKey.
     *
     * @return The average value.
     */
    public Number getMeanValue(Comparable rowKey, Comparable columnKey);

    /**
     * Returns the median value for an item.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return The median value.
     */
    public Number getMedianValue(int row, int column);

    /**
     * Returns the median value for an item.
     *
     * @param rowKey  the row key.
     * @param columnKey  the columnKey.
     *
     * @return The median value.
     */
    public Number getMedianValue(Comparable rowKey, Comparable columnKey);

    /**
     * Returns the q1median value for an item.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return The q1median value.
     */
    public Number getQ1Value(int row, int column);

    /**
     * Returns the q1median value for an item.
     *
     * @param rowKey  the row key.
     * @param columnKey  the columnKey.
     *
     * @return The q1median value.
     */
    public Number getQ1Value(Comparable rowKey, Comparable columnKey);

    /**
     * Returns the q3median value for an item.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return The q3median value.
     */
    public Number getQ3Value(int row, int column);

    /**
     * Returns the q3median value for an item.
     *
     * @param rowKey  the row key.
     * @param columnKey  the columnKey.
     *
     * @return The q3median value.
     */
    public Number getQ3Value(Comparable rowKey, Comparable columnKey);

    /**
     * Returns the minimum regular (non-outlier) value for an item.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return The minimum regular value.
     */
    public Number getMinRegularValue(int row, int column);

    /**
     * Returns the minimum regular (non-outlier) value for an item.
     *
     * @param rowKey  the row key.
     * @param columnKey  the columnKey.
     *
     * @return The minimum regular value.
     */
    public Number getMinRegularValue(Comparable rowKey, Comparable columnKey);

    /**
     * Returns the maximum regular (non-outlier) value for an item.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return The maximum regular value.
     */
    public Number getMaxRegularValue(int row, int column);

    /**
     * Returns the maximum regular (non-outlier) value for an item.
     *
     * @param rowKey  the row key.
     * @param columnKey  the columnKey.
     *
     * @return The maximum regular value.
     */
    public Number getMaxRegularValue(Comparable rowKey, Comparable columnKey);

    /**
     * Returns the minimum outlier (non-farout) for an item.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return The minimum outlier.
     */
    public Number getMinOutlier(int row, int column);

    /**
     * Returns the minimum outlier (non-farout) for an item.
     *
     * @param rowKey  the row key.
     * @param columnKey  the columnKey.
     *
     * @return The minimum outlier.
     */
    public Number getMinOutlier(Comparable rowKey, Comparable columnKey);

    /**
     * Returns the maximum outlier (non-farout) for an item.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return The maximum outlier.
     */
    public Number getMaxOutlier(int row, int column);

    /**
     * Returns the maximum outlier (non-farout) for an item.
     *
     * @param rowKey  the row key.
     * @param columnKey  the columnKey.
     *
     * @return The maximum outlier.
     */
    public Number getMaxOutlier(Comparable rowKey, Comparable columnKey);

    /**
     * Returns a list of outlier values for an item.  The list may be empty, 
     * but should never be <code>null</code>.
     *
     * @param row  the row index (zero-based).
     * @param column  the column index (zero-based).
     *
     * @return A list of outliers for an item.
     */
    public List getOutliers(int row, int column);

    /**
     * Returns a list of outlier values for an item.  The list may be empty, 
     * but should never be <code>null</code>.
     *
     * @param rowKey  the row key.
     * @param columnKey  the columnKey.
     *
     * @return A list of outlier values for an item.
     */
    public List getOutliers(Comparable rowKey, Comparable columnKey);

}
