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PlantUML is a component that allows to quickly write diagrams from text.
There is a newer version: 1.2024.8
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
 * |
 * |      PlantUML : a free UML diagram generator
 * |
 * +=======================================================================
 *
 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
 *
 * If you like this project or if you find it useful, you can support us at:
 *
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 *
 * PlantUML 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
 * (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 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, see .
 *
 * PlantUML can occasionally display sponsored or advertising messages. Those
 * messages are usually generated on welcome or error images and never on
 * functional diagrams.
 * See https://plantuml.com/professional if you want to remove them
 *
 * Images (whatever their format : PNG, SVG, EPS...) generated by running PlantUML
 * are owned by the author of their corresponding sources code (that is, their
 * textual description in PlantUML language). Those images are not covered by
 * this LGPL license.
 *
 * The generated images can then be used without any reference to the LGPL license.
 * It is not even necessary to stipulate that they have been generated with PlantUML,
 * although this will be appreciated by the PlantUML team.
 *
 * There is an exception : if the textual description in PlantUML language is also covered
 * by any license, then the generated images are logically covered
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 * This is the IGY distribution (Install GraphViz by Yourself).
 * You have to install GraphViz and to setup the GRAPHVIZ_DOT environment variable
 * (see https://plantuml.com/graphviz-dot )
 *
 * Icons provided by OpenIconic :  https://useiconic.com/open
 * Archimate sprites provided by Archi :  http://www.archimatetool.com
 * Stdlib AWS provided by https://github.com/milo-minderbinder/AWS-PlantUML
 * Stdlib Icons provided https://github.com/tupadr3/plantuml-icon-font-sprites
 * ASCIIMathML (c) Peter Jipsen http://www.chapman.edu/~jipsen
 * ASCIIMathML (c) David Lippman http://www.pierce.ctc.edu/dlippman
 * CafeUndZopfli ported by Eugene Klyuchnikov https://github.com/eustas/CafeUndZopfli
 * Brotli (c) by the Brotli Authors https://github.com/google/brotli
 * Themes (c) by Brett Schwarz https://github.com/bschwarz/puml-themes
 * Twemoji (c) by Twitter at https://twemoji.twitter.com/
 *
 */
package net.sourceforge.plantuml.activitydiagram3.ftile;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import net.sourceforge.plantuml.activitydiagram3.LinkRendering;
import net.sourceforge.plantuml.klimt.UStroke;
import net.sourceforge.plantuml.klimt.UTranslate;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.geom.HorizontalAlignment;
import net.sourceforge.plantuml.klimt.geom.XDimension2D;
import net.sourceforge.plantuml.klimt.shape.AbstractTextBlock;
import net.sourceforge.plantuml.style.ISkinParam;
import net.sourceforge.plantuml.style.Style;

public class FtileAssemblySimple extends AbstractTextBlock implements Ftile {

	private final Ftile tile1;
	private final Ftile tile2;

	@Override
	public String toString() {
		return "FtileAssemblySimple " + tile1 + " && " + tile2;
	}

	public FtileAssemblySimple(Ftile tile1, Ftile tile2) {
		this.tile1 = tile1;
		this.tile2 = tile2;
	}

	public Swimlane getSwimlaneIn() {
		return tile1.getSwimlaneIn();
	}

	public Swimlane getSwimlaneOut() {
		return tile2.getSwimlaneOut();
	}

	private final Map cachedTranslation = new HashMap();

	public UTranslate getTranslateFor(Ftile child, StringBounder stringBounder) {
		UTranslate result = cachedTranslation.get(child);
		if (result == null) {
			result = getTranslateForSlow(child, stringBounder);
			cachedTranslation.put(child, result);
		}
		return result;
	}

	private UTranslate getTranslateForSlow(Ftile child, StringBounder stringBounder) {
		if (child == tile1)
			return getTranslated1(stringBounder);

		if (child == tile2)
			return getTranslated2(stringBounder);

		UTranslate tmp = tile1.getTranslateFor(child, stringBounder);
		if (tmp != null)
			return tmp.compose(getTranslated1(stringBounder));

		tmp = tile2.getTranslateFor(child, stringBounder);
		if (tmp != null)
			return tmp.compose(getTranslated2(stringBounder));

		throw new UnsupportedOperationException();
	}

	public void drawU(UGraphic ug) {
		final StringBounder stringBounder = ug.getStringBounder();
		ug.apply(getTranslateFor(tile1, stringBounder)).draw(tile1);
		ug.apply(getTranslateFor(tile2, stringBounder)).draw(tile2);
	}

	public LinkRendering getInLinkRendering() {
		return tile1.getInLinkRendering();
	}

	public LinkRendering getOutLinkRendering() {
		return LinkRendering.none();
	}

	private FtileGeometry calculateDimension;

	public FtileGeometry calculateDimension(StringBounder stringBounder) {
		if (calculateDimension == null) {
			calculateDimension = tile1.calculateDimension(stringBounder)
					.appendBottom(tile2.calculateDimension(stringBounder));
		}
		return calculateDimension;
	}

	private UTranslate getTranslated1(StringBounder stringBounder) {
		final double left = calculateDimension(stringBounder).getLeft();
		return UTranslate.dx(left - tile1.calculateDimension(stringBounder).getLeft());
	}

	private UTranslate getTranslated2(StringBounder stringBounder) {
		final XDimension2D dim1 = tile1.calculateDimension(stringBounder);
		final double left = calculateDimension(stringBounder).getLeft();
		return new UTranslate(left - tile2.calculateDimension(stringBounder).getLeft(), dim1.getHeight());
	}

	public Collection getInnerConnections() {
		return Collections.emptyList();
	}

	@Override
	public Set getSwimlanes() {
		final Set result = new HashSet<>();
		result.addAll(tile1.getSwimlanes());
		result.addAll(tile2.getSwimlanes());
		return Collections.unmodifiableSet(result);
	}

	@Override
	public ISkinParam skinParam() {
		return tile1.skinParam();
	}

	@Override
	public UStroke getThickness(Style style) {
		return tile1.getThickness(style);
	}

	@Override
	public List getWeldingPoints() {
		final List result = new ArrayList<>(tile1.getWeldingPoints());
		result.addAll(tile2.getWeldingPoints());
		return Collections.unmodifiableList(result);
	}

	public Collection getMyChildren() {
		return Arrays.asList(tile1, tile2);
	}

	@Override
	public HorizontalAlignment arrowHorizontalAlignment() {
		return tile1.arrowHorizontalAlignment();
	}

}