net.sourceforge.plantuml.salt.element.ElementMenuPopup Maven / Gradle / Ivy

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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 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
 * 
 * If you like this project or if you find it useful, you can support us at:
 * 
 * https://plantuml.com/patreon (only 1$ per month!)
 * https://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.salt.element;

import java.util.ArrayList;
import java.util.Collection;

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.font.UFont;
import net.sourceforge.plantuml.klimt.geom.XDimension2D;
import net.sourceforge.plantuml.klimt.shape.ULine;
import net.sourceforge.plantuml.klimt.shape.URectangle;
import net.sourceforge.plantuml.style.ISkinSimple;

public class ElementMenuPopup extends AbstractElement {

	private final Collection entries = new ArrayList<>();
	private final UFont font;
	private final ISkinSimple spriteContainer;

	public ElementMenuPopup(UFont font, ISkinSimple spriteContainer) {
		this.font = font;
		this.spriteContainer = spriteContainer;
	}

	public void addEntry(String s) {
		entries.add(new ElementMenuEntry(s, font, spriteContainer));
	}

	public XDimension2D getPreferredDimension(StringBounder stringBounder, double x, double y) {
		double w = 0;
		double h = 0;
		for (ElementMenuEntry entry : entries) {
			final XDimension2D dim = entry.getPreferredDimension(stringBounder, x, y);
			w = Math.max(w, dim.getWidth());
			h += dim.getHeight();
		}
		return new XDimension2D(w, h);
	}

	public void drawU(UGraphic ug, int zIndex, XDimension2D dimToUse) {
		if (zIndex != 1)
			return;

		ug = ug.apply(getBlack());

		ug.apply(getColorDD().bg()).draw(URectangle.build(dimToUse.getWidth(), dimToUse.getHeight()));

		double y1 = 0;
		for (ElementMenuEntry entry : entries) {
			final double h = entry.getPreferredDimension(ug.getStringBounder(), 0, y1).getHeight();
			if (entry.getText().equals("-"))
				ug.apply(UTranslate.dy(y1 + h / 2)).draw(ULine.hline(dimToUse.getWidth()));
			else
				entry.drawU(ug.apply(UTranslate.dy(y1)), zIndex, dimToUse);

			y1 += h;
		}
	}

}