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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 2009-2013, Arnaud Roques
 *
 * Project Info:  http://plantuml.sourceforge.net
 * 
 * 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.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * Original Author:  Arnaud Roques
 * 
 * Revision $Revision: 3835 $
 *
 */
package net.sourceforge.plantuml.salt.element;

import java.awt.geom.Dimension2D;

import net.sourceforge.plantuml.Dimension2DDouble;
import net.sourceforge.plantuml.graphic.HtmlColor;
import net.sourceforge.plantuml.graphic.HtmlColorUtils;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.graphic.TextBlockLineBefore2;
import net.sourceforge.plantuml.ugraphic.UGraphic;

public class ElementLine implements Element {

	private final char separator;

	public ElementLine(char separator) {
		this.separator = separator;
	}

	public Dimension2D getPreferredDimension(StringBounder stringBounder, double x, double y) {
		return new Dimension2DDouble(10, 6);
	}

	public void drawU(UGraphic ug, double x, double y, int zIndex, Dimension2D dimToUse) {
		if (zIndex != 0) {
			return;
		}
		final HtmlColor old = ug.getParam().getColor();
		ug.getParam().setColor(HtmlColorUtils.getColorIfValid("#AAAAAA"));
		double y2 = y + dimToUse.getHeight() / 2;
		if (separator == '=') {
			y2 = y2 - 1;
		}
		TextBlockLineBefore2.drawLine(ug, x, y2, dimToUse.getWidth(), separator);
		ug.getParam().setColor(old);
	}
}