iText 5 itextpdf.jar Source Code

itextpdf.jar is a component in iText 5 Java library to provide core functionalities. iText Java library allows you to generate and manage PDF documents.

The Source Code files are provided at iText GitHub site.

You can compile it to generate your JAR file, using pom.xml as the build configuration file.

The source code of itextpdf-5.5.14.jar is provided below:

✍: FYIcenter.com

com/itextpdf/text/html/simpleparser/ElementFactory.java

/*
 *
 * This file is part of the iText (R) project.
    Copyright (c) 1998-2020 iText Group NV
 * Authors: Bruno Lowagie, Paulo Soares, 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: sales@itextpdf.com
 */
package com.itextpdf.text.html.simpleparser;

import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.StringTokenizer;

import com.itextpdf.text.BaseColor;
import com.itextpdf.text.Chunk;
import com.itextpdf.text.DocListener;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.Font;
import com.itextpdf.text.FontFactory;
import com.itextpdf.text.FontProvider;
import com.itextpdf.text.Image;
import com.itextpdf.text.List;
import com.itextpdf.text.ListItem;
import com.itextpdf.text.Paragraph;
import com.itextpdf.text.html.HtmlTags;
import com.itextpdf.text.html.HtmlUtilities;
import com.itextpdf.text.pdf.BaseFont;
import com.itextpdf.text.pdf.HyphenationAuto;
import com.itextpdf.text.pdf.HyphenationEvent;
import com.itextpdf.text.pdf.draw.LineSeparator;
/**
 * Factory that produces iText Element objects,
 * based on tags and their properties.
 * @author blowagie
 * @author psoares
 * @since 5.0.6 (renamed)
 * @deprecated since 5.5.2
 */
@Deprecated
public class ElementFactory {



	/**
	 * The font provider that will be used to fetch fonts.
	 * @since	iText 5.0	This used to be a FontFactoryImp
	 */
	private FontProvider provider = FontFactory.getFontImp();

	/**
	 * Creates a new instance of FactoryProperties.
	 */
	public ElementFactory() {
	}

	/**
	 * Setter for the font provider
	 * @param provider
	 * @since	5.0.6 renamed from setFontImp
	 */
	public void setFontProvider(final FontProvider provider) {
		this.provider = provider;
	}

	/**
	 * Getter for the font provider
	 * @return provider
	 * @since 5.0.6 renamed from getFontImp
	 */
	public FontProvider getFontProvider() {
		return provider;
	}

	/**
	 * Creates a Font object based on a chain of properties.
	 * @param	chain	chain of properties
	 * @return	an iText Font object
	 */
	public Font getFont(final ChainedProperties chain) {

		// [1] font name

		String face = chain.getProperty(HtmlTags.FACE);
		// try again, under the CSS key.
		//ISSUE: If both are present, we always go with face, even if font-family was
		//  defined more recently in our ChainedProperties.  One solution would go like this:
		//    Map all our supported style attributes to the 'normal' tag name, so we could
		//    look everything up under that one tag, retrieving the most current value.
		if (face == null || face.trim().length() == 0) {
			face = chain.getProperty(HtmlTags.FONTFAMILY);
		}
		// if the font consists of a comma separated list,
		// take the first font that is registered
		if (face != null) {
			StringTokenizer tok = new StringTokenizer(face, ",");
			while (tok.hasMoreTokens()) {
				face = tok.nextToken().trim();
				if (face.startsWith("\""))
					face = face.substring(1);
				if (face.endsWith("\""))
					face = face.substring(0, face.length() - 1);
				if (provider.isRegistered(face))
					break;
			}
		}

		// [2] encoding
		String encoding = chain.getProperty(HtmlTags.ENCODING);
		if (encoding == null)
			encoding = BaseFont.WINANSI;

		// [3] embedded

		// [4] font size
		String value = chain.getProperty(HtmlTags.SIZE);
		float size = 12;
		if (value != null)
			size = Float.parseFloat(value);

		// [5] font style
		int style = 0;

		// text-decoration
		String decoration = chain.getProperty(HtmlTags.TEXTDECORATION);
		if (decoration != null && decoration.trim().length() != 0) {
		  if (HtmlTags.UNDERLINE.equals(decoration)) {
		    style |= Font.UNDERLINE;
		  } else if (HtmlTags.LINETHROUGH.equals(decoration)) {
		    style |= Font.STRIKETHRU;
		  }
		}
		// italic
		if (chain.hasProperty(HtmlTags.I))
			style |= Font.ITALIC;
		// bold
		if (chain.hasProperty(HtmlTags.B))
			style |= Font.BOLD;
		// underline
		if (chain.hasProperty(HtmlTags.U))
			style |= Font.UNDERLINE;
		// strikethru
		if (chain.hasProperty(HtmlTags.S))
			style |= Font.STRIKETHRU;

		// [6] Color
		BaseColor color = HtmlUtilities.decodeColor(chain.getProperty(HtmlTags.COLOR));

		// Get the font object from the provider
		return provider.getFont(face, encoding, true, size, style, color);
	}


	/**
	 * Creates an iText Chunk
	 * @param content the content of the Chunk
	 * @param chain the hierarchy chain
	 * @return a Chunk
	 */
	public Chunk createChunk(final String content, final ChainedProperties chain) {
		Font font = getFont(chain);
		Chunk ck = new Chunk(content, font);
		if (chain.hasProperty(HtmlTags.SUB))
			ck.setTextRise(-font.getSize() / 2);
		else if (chain.hasProperty(HtmlTags.SUP))
			ck.setTextRise(font.getSize() / 2);
		ck.setHyphenation(getHyphenation(chain));
		return ck;
	}

	/**
	 * Creates an iText Paragraph object using the properties
	 * of the different tags and properties in the hierarchy chain.
	 * @param	chain	the hierarchy chain
	 * @return	a Paragraph without any content
	 */
	public Paragraph createParagraph(final ChainedProperties chain) {
		Paragraph paragraph = new Paragraph();
		updateElement(paragraph, chain);
		return paragraph;
	}

	/**
	 * Creates an iText Paragraph object using the properties
	 * of the different tags and properties in the hierarchy chain.
	 * @param	chain	the hierarchy chain
	 * @return	a ListItem without any content
	 */
	public ListItem createListItem(final ChainedProperties chain) {
		ListItem item = new ListItem();
		updateElement(item, chain);
		return item;
	}

	/**
	 * Method that does the actual Element creating for
	 * the createParagraph and createListItem method.
	 * @param paragraph
	 * @param chain
	 */
	protected void updateElement(final Paragraph paragraph, final ChainedProperties chain) {
		// Alignment
		String value = chain.getProperty(HtmlTags.ALIGN);
		paragraph.setAlignment(HtmlUtilities.alignmentValue(value));
		// hyphenation
		paragraph.setHyphenation(getHyphenation(chain));
		// leading
		setParagraphLeading(paragraph, chain.getProperty(HtmlTags.LEADING));
		// spacing before
		value = chain.getProperty(HtmlTags.AFTER);
		if (value != null) {
			try {
				paragraph.setSpacingBefore(Float.parseFloat(value));
			} catch (Exception e) {
			}
		}
		// spacing after
		value = chain.getProperty(HtmlTags.AFTER);
		if (value != null) {
			try {
				paragraph.setSpacingAfter(Float.parseFloat(value));
			} catch (Exception e) {
			}
		}
		// extra paragraph space
		value = chain.getProperty(HtmlTags.EXTRAPARASPACE);
		if (value != null) {
			try {
				paragraph.setExtraParagraphSpace(Float.parseFloat(value));
			} catch (Exception e) {
			}
		}
		// indentation
		value = chain.getProperty(HtmlTags.INDENT);
		if (value != null) {
			try {
				paragraph.setIndentationLeft(Float.parseFloat(value));
			} catch (Exception e) {
			}
		}
	}

	/**
	 * Sets the leading of a Paragraph object.
	 * @param	paragraph	the Paragraph for which we set the leading
	 * @param	leading		the String value of the leading
	 */
	protected static void setParagraphLeading(final Paragraph paragraph, final String leading) {
		// default leading
		if (leading == null) {
			paragraph.setLeading(0, 1.5f);
			return;
		}
		try {
			StringTokenizer tk = new StringTokenizer(leading, " ,");
			// absolute leading
			String v = tk.nextToken();
			float v1 = Float.parseFloat(v);
			if (!tk.hasMoreTokens()) {
				paragraph.setLeading(v1, 0);
				return;
			}
			// relative leading
			v = tk.nextToken();
			float v2 = Float.parseFloat(v);
			paragraph.setLeading(v1, v2);
		} catch (Exception e) {
			// default leading
			paragraph.setLeading(0, 1.5f);
		}
	}


	/**
	 * Gets a HyphenationEvent based on the hyphenation entry in
	 * the hierarchy chain.
	 * @param	chain	the hierarchy chain
	 * @return	a HyphenationEvent
	 * @since	2.1.2
	 */
	public HyphenationEvent getHyphenation(final ChainedProperties chain) {
		String value = chain.getProperty(HtmlTags.HYPHENATION);
		// no hyphenation defined
		if (value == null || value.length() == 0) {
			return null;
		}
		// language code only
		int pos = value.indexOf('_');
		if (pos == -1) {
			return new HyphenationAuto(value, null, 2, 2);
		}
		// language and country code
		String lang = value.substring(0, pos);
		String country = value.substring(pos + 1);
		// no leftMin or rightMin
		pos = country.indexOf(',');
		if (pos == -1) {
			return new HyphenationAuto(lang, country, 2, 2);
		}
		// leftMin and rightMin value
		int leftMin;
		int rightMin = 2;
		value = country.substring(pos + 1);
		country = country.substring(0, pos);
		pos = value.indexOf(',');
		if (pos == -1) {
			leftMin = Integer.parseInt(value);
		} else {
			leftMin = Integer.parseInt(value.substring(0, pos));
			rightMin = Integer.parseInt(value.substring(pos + 1));
		}
		return new HyphenationAuto(lang, country, leftMin, rightMin);
	}

	/**
	 * Creates a LineSeparator.
	 * @param attrs the attributes
	 * @param offset
	 * @return a LineSeparator
	 * @since 5.0.6
	 */
	public LineSeparator createLineSeparator(final Map<String, String> attrs, final float offset) {
		// line thickness
		float lineWidth = 1;
		String size = attrs.get(HtmlTags.SIZE);
		if (size != null) {
			float tmpSize = HtmlUtilities.parseLength(size, HtmlUtilities.DEFAULT_FONT_SIZE);
			if (tmpSize > 0)
				lineWidth = tmpSize;
		}
		// width percentage
		String width = attrs.get(HtmlTags.WIDTH);
		float percentage = 100;
		if (width != null) {
			float tmpWidth = HtmlUtilities.parseLength(width, HtmlUtilities.DEFAULT_FONT_SIZE);
			if (tmpWidth > 0) percentage = tmpWidth;
			if (!width.endsWith("%"))
				percentage = 100; // Treat a pixel width as 100% for now.
		}
		// line color
		BaseColor lineColor = null;
		// alignment
		int align = HtmlUtilities.alignmentValue(attrs.get(HtmlTags.ALIGN));
		return new LineSeparator(lineWidth, percentage, lineColor, align, offset);
	}

	/**
	 * @param src
	 * @param attrs
	 * @param chain
	 * @param document
	 * @param img_provider
	 * @param img_store
	 * @param img_baseurl
	 * @return the Image
	 * @throws DocumentException
	 * @throws IOException
	 */
	public Image createImage(
			String src,
			final Map<String, String> attrs,
			final ChainedProperties chain,
			final DocListener document,
			final ImageProvider img_provider,
			final HashMap<String, Image> img_store,
			final String img_baseurl) throws DocumentException, IOException {
		Image img = null;
		// getting the image using an image provider
		if (img_provider != null)
			img = img_provider.getImage(src, attrs, chain, document);
		// getting the image from an image store
		if (img == null && img_store != null) {
			Image tim = img_store.get(src);
			if (tim != null)
				img = Image.getInstance(tim);
		}
		if (img != null)
			return img;
		// introducing a base url
		// relative src references only
		if (!src.startsWith("http") && img_baseurl != null) {
			src = img_baseurl + src;
		}
		else if (img == null && !src.startsWith("http")) {
			String path = chain.getProperty(HtmlTags.IMAGEPATH);
			if (path == null)
				path = "";
			src = new File(path, src).getPath();
		}
		img = Image.getInstance(src);
		if (img == null)
			return null;

		float actualFontSize = HtmlUtilities.parseLength(
			chain.getProperty(HtmlTags.SIZE),
			HtmlUtilities.DEFAULT_FONT_SIZE);
		if (actualFontSize <= 0f)
			actualFontSize = HtmlUtilities.DEFAULT_FONT_SIZE;
		String width = attrs.get(HtmlTags.WIDTH);
		float widthInPoints = HtmlUtilities.parseLength(width, actualFontSize);
		String height = attrs.get(HtmlTags.HEIGHT);
		float heightInPoints = HtmlUtilities.parseLength(height, actualFontSize);
		if (widthInPoints > 0 && heightInPoints > 0) {
			img.scaleAbsolute(widthInPoints, heightInPoints);
		} else if (widthInPoints > 0) {
			heightInPoints = img.getHeight() * widthInPoints
					/ img.getWidth();
			img.scaleAbsolute(widthInPoints, heightInPoints);
		} else if (heightInPoints > 0) {
			widthInPoints = img.getWidth() * heightInPoints
					/ img.getHeight();
			img.scaleAbsolute(widthInPoints, heightInPoints);
		}

		String before = chain.getProperty(HtmlTags.BEFORE);
		if (before != null)
			img.setSpacingBefore(Float.parseFloat(before));
		String after = chain.getProperty(HtmlTags.AFTER);
		if (after != null)
			img.setSpacingAfter(Float.parseFloat(after));
		img.setWidthPercentage(0);
		return img;
	}

	/**
	 * @param tag
	 * @param chain
	 * @return the List
	 */
	public List createList(final String tag, final ChainedProperties chain) {
		List list;
		if (HtmlTags.UL.equalsIgnoreCase(tag)) {
			list = new List(List.UNORDERED);
			list.setListSymbol("\u2022 ");
		}
		else {
			list = new List(List.ORDERED);
		}
		try{
			list.setIndentationLeft(new Float(chain.getProperty(HtmlTags.INDENT)).floatValue());
		}catch (Exception e) {
			list.setAutoindent(true);
		}
		return list;
	}
}

com/itextpdf/text/html/simpleparser/ElementFactory.java

 

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File name: itextpdf-5.5.14-fyi.zip
File size: 2163839 bytes
Release date: 2009-10-09
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