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/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2014, Arnaud Roques
 *
 * Project Info:  http://plantuml.sourceforge.net
 * 
 * This file is part of PlantUML.
 *
 * Licensed under The MIT License (Massachusetts Institute of Technology License)
 * 
 * See http://opensource.org/licenses/MIT
 * 
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
 * IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 * 
 *
 * Original Author:  Arnaud Roques
 */
package net.sourceforge.plantuml.font;

import net.sourceforge.plantuml.AbstractPSystem;
import net.sourceforge.plantuml.StringUtils;
import net.sourceforge.plantuml.command.PSystemSingleLineFactory;

public class PSystemListFontsFactory extends PSystemSingleLineFactory {

	@Override
	protected AbstractPSystem executeLine(String line) {
		final String lineLower = StringUtils.goLowerCase(line);
		if (lineLower.equals("listfont") || lineLower.equals("listfonts") || lineLower.startsWith("listfont ")
				|| lineLower.startsWith("listfonts ")) {
			final int idx = line.indexOf(' ');
			return new PSystemListFonts(idx == -1 ? "This is a test" : line.substring(idx).trim());
		}
		return null;
	}

}