/*
 *  RapidMiner
 *
 *  Copyright (C) 2001-2011 by Rapid-I and the contributors
 *
 *  Complete list of developers available at our web site:
 *
 *       http://rapid-i.com
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 *  You should have received a copy of the GNU Affero General Public License
 *  along with this program.  If not, see http://www.gnu.org/licenses/.
 */
package com.rapidminer.gui.tools;

import java.io.IOException;

import javax.swing.JEditorPane;
import javax.swing.text.EditorKit;
import javax.swing.text.html.HTMLEditorKit;
import javax.swing.text.html.StyleSheet;

import com.rapidminer.tools.Tools;

/**
 * This class extends the editor pane in a way, so that more than one style sheet
 * for HTML content can be used. This is done for the price of only supporting 
 * HTML.
 * 
 * @author Sebastian Land
 */
public class ExtendedHTMLJEditorPane extends JEditorPane {
	private static final long serialVersionUID = -1169198792942550655L;

	public ExtendedHTMLJEditorPane() {
		super();
	}

	public ExtendedHTMLJEditorPane(String url) throws IOException {
		super(url);
	}

	public ExtendedHTMLJEditorPane(String type, String text) {
		super(type, text);
	}

	@Override
	public EditorKit getEditorKitForContentType(String type) {
		return new ExtendedHTMLEditorKit();
	}
	
	public void installDefaultStylesheet() {
    	StyleSheet css = ((HTMLEditorKit)getEditorKit()).getStyleSheet();
		css.addRule("body {font-family:Sans;font-size:12pt}");
		css.addRule("h3 {margin:0; padding:0; }");
		//String hcolor = Integer.toHexString(SwingTools.DARKEST_BLUE.darker().darker().darker().getRGB());
		//hcolor = hcolor.substring(2, 8);
		String hcolor = "446699";
		css.addRule("h4 {margin-bottom:1px; margin-top:2ex; padding:0; color:#"+hcolor+"; font-size:12px}");
		//css.addRule("h2, h3, h4 { border-width:3px; border-style:solid; border-color:#"+Integer.toHexString(SwingTools.RAPID_I_ORANGE.getRGB())+"; }");
		css.addRule("p  {margin-top:0; margin-bottom:2ex; padding:0}");
//		css.addRule("ul {margin-top:0; margin-bottom:1ex; list-style-image:url(" + Tools.getResource("icons/help/circle.png") + "); }");
		css.addRule("ul.ports {margin-top:0; margin-bottom:1ex; list-style-image:url(" + Tools.getResource("icons/help/circle.png") + "); }");
		css.addRule("ul li {padding-bottom:1ex}");
//		css.addRule("li.outPorts {padding-bottom:0px}");
		css.addRule("ul.param_dep {margin-top:0; margin-bottom:1ex; list-style-type:none; list-style-image:none; }");
//		css.addRule("ul li ul {margin-top:0; margin-bottom:1ex; list-style-type:none; list-style-image:none; }");
//		css.addRule("ul li small ul {margin-top:0; list-style-type:none; list-style-image:none; }");
		css.addRule("li ul li {padding-bottom:0}");
		//css.addRule("a  {text-decoration:none}");
		//css.addRule("a:hover  {text-decoration:underline}");
		css.addRule("dt  {font-weight:bold;}");
		css.addRule("hr  {color:red; background-color:red}");
    }
}