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PlantUML is a component that allows to quickly write : * sequence diagram, * use case diagram, * class diagram, * activity diagram, * component diagram, * state diagram * object diagram

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/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2023, Arnaud Roques
 *
 * Project Info:  http://plantuml.com
 * 
 * If you like this project or if you find it useful, you can support us at:
 * 
 * http://plantuml.com/patreon (only 1$ per month!)
 * http://plantuml.com/paypal
 * 
 * This file is part of PlantUML.
 *
 * PlantUML 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.
 *
 * PlantUML 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 *
 * Original Author:  Arnaud Roques
 *
 *
 */
package net.sourceforge.plantuml.activitydiagram3.ftile;

import java.util.Collection;

public class FtileUtils {

	public static Ftile addConnection(Ftile ftile, Connection connection) {
		return new FtileWithConnection(ftile, connection);
	}

	public static Ftile addConnection(Ftile ftile, Collection connections) {
		if (connections.size() == 0) {
			return ftile;
		}
		return new FtileWithConnection(ftile, connections);
	}

	public static Ftile withSwimlaneOut(Ftile ftile, Swimlane out) {
		return new FtileWithSwimlanes(ftile, ftile.getSwimlaneIn(), out);
	}

	public static Ftile addBottom(Ftile ftile, double marginBottom) {
		return new FtileMargedVertically(ftile, 0, marginBottom);
	}

	public static Ftile addVerticalMargin(Ftile ftile, double marginTop, double marginBottom) {
		if (marginTop == 0 && marginBottom == 0) {
			return ftile;
		}
		return new FtileMargedVertically(ftile, marginTop, marginBottom);
	}

	public static Ftile addHorizontalMargin(Ftile ftile, double margin1, double margin2) {
		if (margin1 == 0 && margin2 == 0) {
			return ftile;
		}
		return new FtileMarged(ftile, margin1, margin2);
	}

	public static Ftile addHorizontalMargin(Ftile ftile, double margin) {
		if (margin == 0) {
			return ftile;
		}
		return new FtileMarged(ftile, margin, margin);
	}

	// public static Ftile addHorizontalMargin(Ftile ftile, double margin) {
	// return new FtileMarged(ftile, margin);
	// }

	// private static Ftile neverNull(Ftile ftile, ISkinParam skinParam) {
	// if (ftile == null) {
	// return new FtileEmpty(skinParam);
	// }
	// return ftile;
	// }

}