statTableRenderer.java

/***********************************************************************

	This file is part of KEEL-software, the Data Mining tool for regression, 
	classification, clustering, pattern mining and so on.

	Copyright (C) 2004-2010
	
	F. Herrera (herrera@decsai.ugr.es)
    L. S�nchez (luciano@uniovi.es)
    J. Alcal�-Fdez (jalcala@decsai.ugr.es)
    S. Garc�a (sglopez@ujaen.es)
    A. Fern�ndez (alberto.fernandez@ujaen.es)
    J. Luengo (julianlm@decsai.ugr.es)

	This program 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.

	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 Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program.  If not, see http://www.gnu.org/licenses/
  
**********************************************************************/

/**
 * File: statTableRenderer.java.
 *
 * Specific renderer for the data table
 *
 * @author Written by Joaquin Derrac (University of Granada) 29/04/2010
 * @version 1.0
 * @since JDK1.5
*/
package keel.GraphInterKeel.statistical;

import java.awt.Component;
import java.text.DecimalFormat;
import javax.swing.JLabel;
import javax.swing.JTable;
import javax.swing.SwingConstants;
import javax.swing.table.DefaultTableCellRenderer;

class statTableRenderer extends DefaultTableCellRenderer {

    DecimalFormat formatter;

    /**
     * Builder
     */
    public statTableRenderer() { 
        
        super();

        formatter = (DecimalFormat)DecimalFormat.getNumberInstance();

        formatter.setMinimumFractionDigits(1);
        formatter.setMaximumFractionDigits(10);

        formatter.setGroupingUsed(false);

    }

    /**
     * Formats a value on the cell
     *
     * @param value to set
     */
    public void setValue(Object value) {

        setText(formatter.format(value));
    }

    /**
     * Gets the cell renderer component used
     *
     * @param table Table to modify
     * @param value Value to represent
     * @param isSelected Tests if the cell is currently selected
     * @param hasFocus Tests if the cell has the focus
     * @param row Row selected
     * @param col Column selected
     *
     * @return Cell renderer component
     */
    public Component getTableCellRendererComponent(JTable table,
        Object value, boolean isSelected, boolean hasFocus,int row, int col) {

        String _formattedValue;

        if(col>0){

            Double _value = (Double)value;
            if (value == null) {
                _formattedValue = "0.0";
            } else {
                _formattedValue = formatter.format(_value);
            }
        }
        else {

            _formattedValue=(String)value;

        }

        JLabel testLabel = new JLabel(_formattedValue, SwingConstants.RIGHT);

        if (isSelected) {
            testLabel.setBackground(table.getSelectionBackground());
            testLabel.setOpaque(true);
            testLabel.setForeground(table.getSelectionForeground());
        }
        if (hasFocus) {
            testLabel.setForeground(table.getSelectionBackground());
            testLabel.setBackground(table.getSelectionForeground());
            testLabel.setOpaque(true);
        }

        return testLabel;

  }

}