/* ================================================================

 * Cewolf : Chart enabling Web Objects Framework

 * ================================================================

 *

 * Project Info:  http://cewolf.sourceforge.net

 * Project Lead:  Guido Laures (guido@laures.de);

 *

 * (C) Copyright 2002, by Guido Laures

 *

 * 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., 59 Temple Place, Suite 330,

 * Boston, MA 02111-1307, USA.

 */

package de.laures.cewolf.taglib.tags;

import java.awt.Color;

import java.util.Map;

import de.laures.cewolf.ChartPostProcessor;

import de.laures.cewolf.taglib.util.ColorHelper;

/** 

 * Tag <color> which sets the color of its parent tag.

 * This must implement the Colored interface

 * @see Colored

 * @author  Guido Laures 

 */

public class ColorTag extends CewolfBodyTag implements ChartPostProcessor {

    private Color color = Color.white;

    public int doEndTag() {

        ((Painted)getParent()).setPaint(color);

        return doAfterEndTag(EVAL_PAGE);

    }

    protected void reset(){

    }

    public void setColor(String s) {

        this.color = ColorHelper.getColor(s);

    }

    protected Color getColor() {

        return color;

    }

    public void processChart(Object chart, Map args){

        ((org.jfree.chart.JFreeChart)chart).setBackgroundPaint(color);

    }

}