/**
 * Copyright 2010-2012 Jingjing Li.
 *
 * This file is part of jplot2d.
 *
 * jplot2d 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 any later version.
 *
 * jplot2d 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 Lesser General Public License
 * along with jplot2d. If not, see .
 */
package org.jplot2d.swing.proptable.editor;

import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.text.NumberFormat;
import java.util.Locale;

/**
 * 
 * @author Jingjing Li
 */
public class DoubleEditor extends FormattedEditor {

	private static NumberFormat getDoubleFormat() {
		DecimalFormat format = (DecimalFormat) NumberFormat.getNumberInstance(Locale.US);
		DecimalFormatSymbols symbols = format.getDecimalFormatSymbols();
		symbols.setNaN("NaN");
		format.setDecimalFormatSymbols(symbols);
		format.setMaximumFractionDigits(16);
		return format;
	}

	public DoubleEditor() {
		super(getDoubleFormat());
	}

	@Override
	public Object getValue() {
		Object v = super.getValue();
		if (v instanceof Number) {
			return new Double(((Number) v).doubleValue());
		}
		return v;
	}
}