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Parses XML to PDF, with CSS support, using iText
There is a newer version: 5.5.13.3
/*
 * $Id: f435a707b8dc52c2c3c4578d77fa37e108011b12 $
 *
 * This file is part of the iText (R) project.
 * Copyright (c) 1998-2016 iText Group NV
 * Authors: Bruno Lowagie, Balder Van Camp, et al.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS.
 *
 * This program is 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 Affero General Public License for more
 * details. You should have received a copy of the GNU Affero General Public
 * License along with this program; if not, see http://www.gnu.org/licenses or
 * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA, 02110-1301 USA, or download the license from the following URL:
 * http://itextpdf.com/terms-of-use/
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License, a
 * covered work must retain the producer line in every PDF that is created or
 * manipulated using iText.
 *
 * You can be released from the requirements of the license by purchasing a
 * commercial license. Buying such a license is mandatory as soon as you develop
 * commercial activities involving the iText software without disclosing the
 * source code of your own applications. These activities include: offering paid
 * services to customers as an ASP, serving PDFs on the fly in a web
 * application, shipping iText with a closed source product.
 *
 * For more information, please contact iText Software Corp. at this address:
 * [email protected]
 */
package com.itextpdf.tool.xml.css.apply;

import com.itextpdf.text.BaseColor;
import com.itextpdf.text.Element;
import com.itextpdf.text.PageSize;
import com.itextpdf.text.html.HtmlUtilities;
import com.itextpdf.text.pdf.draw.LineSeparator;
import com.itextpdf.tool.xml.Tag;
import com.itextpdf.tool.xml.css.CSS;
import com.itextpdf.tool.xml.css.CssUtils;
import com.itextpdf.tool.xml.html.HTML;

import java.util.Map;

/**
 * @author Emiel Ackermann
 *
 */
public class LineSeparatorCssApplier {

	/**
	 * Applies CSS to LineSeparators
	 * 
	 * @param ls the LineSeparator
	 * @param t the tag with styles
	 * @param psc the {@link PageSize} container
	 * @return the styled {@link LineSeparator}
	 */
	public LineSeparator apply(final LineSeparator ls, final Tag t, final PageSizeContainable psc) {
    	float lineWidth = 1;
    	Map css = t.getCSS();
        if (t.getAttributes().get(HTML.Attribute.SIZE) != null) {
            lineWidth = CssUtils.getInstance().parsePxInCmMmPcToPt(t.getAttributes().get(HTML.Attribute.SIZE));
        } else if (css.get(CSS.Property.HEIGHT) != null) {
            lineWidth = CssUtils.getInstance().parsePxInCmMmPcToPt(css.get(CSS.Property.HEIGHT));
        }
        ls.setLineWidth(lineWidth);
		BaseColor lineColor = BaseColor.BLACK;
        if (t.getAttributes().get(CSS.Property.COLOR) != null) {
            lineColor = HtmlUtilities.decodeColor(t.getAttributes().get(CSS.Property.COLOR));
        } else if (css.get(CSS.Property.COLOR) != null) {
			lineColor = HtmlUtilities.decodeColor(css.get(CSS.Property.COLOR));
		} else if (css.get(CSS.Property.BACKGROUND_COLOR) != null) {
			lineColor = HtmlUtilities.decodeColor(css.get(CSS.Property.BACKGROUND_COLOR));
		}
		ls.setLineColor(lineColor);

		float percentage = 100;
		String widthStr = css.get(CSS.Property.WIDTH);
        if (widthStr == null) {
            widthStr = t.getAttributes().get(CSS.Property.WIDTH);
        }
        if (widthStr != null) {
            if (widthStr.contains("%")) {
                percentage = Float.parseFloat(widthStr.replace("%", ""));
            } else {
                percentage = (CssUtils.getInstance().parsePxInCmMmPcToPt(widthStr) / psc.getPageSize().getWidth()) * 100;
            }
        }
        ls.setPercentage(percentage);

        String align = t.getAttributes().get(HTML.Attribute.ALIGN);
        if (CSS.Value.RIGHT.equals(align)) {
            ls.setAlignment(Element.ALIGN_RIGHT);
        } else if (CSS.Value.LEFT.equals(align)) {
            ls.setAlignment(Element.ALIGN_LEFT);
        } else if (CSS.Value.CENTER.equals(align)) {
            ls.setAlignment(Element.ALIGN_CENTER);
        }

		return ls;
	}

}