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:

⏎ com/itextpdf/text/pdf/draw/LineSeparator.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.pdf.draw;

import com.itextpdf.text.BaseColor;
import com.itextpdf.text.Element;
import com.itextpdf.text.Font;
import com.itextpdf.text.pdf.PdfChunk;
import com.itextpdf.text.pdf.PdfContentByte;

/**
 * Element that draws a solid line from left to right.
 * Can be added directly to a document or column.
 * Can also be used to create a separator chunk.
 * @author	Paulo Soares
 * @since	2.1.2
 */
public class LineSeparator extends VerticalPositionMark {
	
    /** The thickness of the line. */
    protected float lineWidth = 1;
    /** The width of the line as a percentage of the available page width. */
    protected float percentage = 100;
    /** The color of the line. */
    protected BaseColor lineColor;
    /** The alignment of the line. */
    protected int alignment = Element.ALIGN_BOTTOM;
    
    /**
     * Creates a new instance of the LineSeparator class.
     * @param lineWidth		the thickness of the line
     * @param percentage	the width of the line as a percentage of the available page width
     * @param lineColor			the color of the line
     * @param align			the alignment
     * @param offset		the offset of the line relative to the current baseline (negative = under the baseline)
     */
    public LineSeparator(float lineWidth, float percentage, BaseColor lineColor, int align, float offset) {
        this.lineWidth = lineWidth;
        this.percentage = percentage;
        this.lineColor = lineColor;
        this.alignment = align;
        this.offset = offset;
    }

    /**
     * Creates a new instance of the LineSeparator class.
     * @param font			the font
     */
    public LineSeparator(Font font) {
        this.lineWidth = PdfChunk.UNDERLINE_THICKNESS * font.getSize();
        this.offset = PdfChunk.UNDERLINE_OFFSET * font.getSize();
        this.percentage = 100;
        this.lineColor = font.getColor();
    }

    /**
     * Creates a new instance of the LineSeparator class with
     * default values: lineWidth 1 user unit, width 100%, centered with offset 0.
     */
    public LineSeparator() {
    }

    /**
     * @see com.itextpdf.text.pdf.draw.DrawInterface#draw(com.itextpdf.text.pdf.PdfContentByte, float, float, float, float, float)
     */
    public void draw(PdfContentByte canvas, float llx, float lly, float urx, float ury, float y) {
        canvas.saveState();
        drawLine(canvas, llx, urx, y);
        canvas.restoreState();
    }

    /**
     * Draws a horizontal line.
     * @param canvas	the canvas to draw on
     * @param leftX		the left x coordinate
     * @param rightX	the right x coordindate
     * @param y			the y coordinate
     */
    public void drawLine(PdfContentByte canvas, float leftX, float rightX, float y) {
    	float w;
        if (getPercentage() < 0)
            w = -getPercentage();
        else
            w = (rightX - leftX) * getPercentage() / 100.0f;
        float s;
        switch (getAlignment()) {
            case Element.ALIGN_LEFT:
                s = 0;
                break;
            case Element.ALIGN_RIGHT:
                s = rightX - leftX - w;
                break;
            default:
                s = (rightX - leftX - w) / 2;
                break;
        }
        canvas.setLineWidth(getLineWidth());
        if (getLineColor() != null)
            canvas.setColorStroke(getLineColor());
        canvas.moveTo(s + leftX, y + offset);
        canvas.lineTo(s + w + leftX, y + offset);
        canvas.stroke();
    }
    
    /**
     * Getter for the line width.
     * @return	the thickness of the line that will be drawn.
     */
    public float getLineWidth() {
        return lineWidth;
    }

    /**
     * Setter for the line width.
     * @param lineWidth	the thickness of the line that will be drawn.
     */
    public void setLineWidth(float lineWidth) {
        this.lineWidth = lineWidth;
    }

    /**
     * Setter for the width as a percentage of the available width.
     * @return	a width percentage
     */
    public float getPercentage() {
        return percentage;
    }

    /**
     * Setter for the width as a percentage of the available width.
     * @param percentage	a width percentage
     */
    public void setPercentage(float percentage) {
        this.percentage = percentage;
    }

    /**
     * Getter for the color of the line that will be drawn.
     * @return	a color
     */
    public BaseColor getLineColor() {
        return lineColor;
    }

    /**
     * Setter for the color of the line that will be drawn.
     * @param color	a color
     */
    public void setLineColor(BaseColor color) {
        this.lineColor = color;
    }

    /**
     * Getter for the alignment of the line.
     * @return	an alignment value
     */
    public int getAlignment() {
        return alignment;
    }

    /**
     * Setter for the alignment of the line.
     * @param align	an alignment value
     */
    public void setAlignment(int align) {
        this.alignment = align;
    }
}

⏎ com/itextpdf/text/pdf/draw/LineSeparator.java

Or download all of them as a single archive file:

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