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/Type3Font.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;

import com.itextpdf.text.DocumentException;
import com.itextpdf.text.error_messages.MessageLocalization;

import java.util.HashMap;

/**
 * A class to support Type3 fonts.
 */
public class Type3Font extends BaseFont {

	private boolean[] usedSlot;
    private IntHashtable widths3 = new IntHashtable();
    private HashMap<Integer, Type3Glyph> char2glyph = new HashMap<Integer, Type3Glyph>();
    private PdfWriter writer;
    private float llx = Float.NaN, lly, urx, ury;
    private PageResources pageResources = new PageResources();
    private boolean colorized;

    /**
     * Creates a Type3 font.
     * @param writer the writer
     * @param chars an array of chars corresponding to the glyphs used (not used, present for compatibility only)
     * @param colorized if <CODE>true</CODE> the font may specify color, if <CODE>false</CODE> no color commands are allowed
     * and only images as masks can be used
     */
    public Type3Font(PdfWriter writer, char[] chars, boolean colorized) {
        this(writer, colorized);
    }

    /**
     * Creates a Type3 font. This implementation assumes that the /FontMatrix is
     * [0.001 0 0 0.001 0 0] or a 1000-unit glyph coordinate system.
     * <p>
     * An example:
     * <p>
     * <pre>
     * Document document = new Document(PageSize.A4);
     * PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("type3.pdf"));
     * document.open();
     * Type3Font t3 = new Type3Font(writer, false);
     * PdfContentByte g = t3.defineGlyph('a', 1000, 0, 0, 750, 750);
     * g.rectangle(0, 0, 750, 750);
     * g.fill();
     * g = t3.defineGlyph('b', 1000, 0, 0, 750, 750);
     * g.moveTo(0, 0);
     * g.lineTo(375, 750);
     * g.lineTo(750, 0);
     * g.fill();
     * Font f = new Font(t3, 12);
     * document.add(new Paragraph("ababab", f));
     * document.close();
     * </pre>
     * @param writer the writer
     * @param colorized if <CODE>true</CODE> the font may specify color, if <CODE>false</CODE> no color commands are allowed
     * and only images as masks can be used
     */
    public Type3Font(PdfWriter writer, boolean colorized) {
        this.writer = writer;
        this.colorized = colorized;
        fontType = FONT_TYPE_T3;
        usedSlot = new boolean[256];
    }

    /**
     * Defines a glyph. If the character was already defined it will return the same content
     * @param c the character to match this glyph.
     * @param wx the advance this character will have
     * @param llx the X lower left corner of the glyph bounding box. If the <CODE>colorize</CODE> option is
     * <CODE>true</CODE> the value is ignored
     * @param lly the Y lower left corner of the glyph bounding box. If the <CODE>colorize</CODE> option is
     * <CODE>true</CODE> the value is ignored
     * @param urx the X upper right corner of the glyph bounding box. If the <CODE>colorize</CODE> option is
     * <CODE>true</CODE> the value is ignored
     * @param ury the Y upper right corner of the glyph bounding box. If the <CODE>colorize</CODE> option is
     * <CODE>true</CODE> the value is ignored
     * @return a content where the glyph can be defined
     */
    public PdfContentByte defineGlyph(char c, float wx, float llx, float lly, float urx, float ury) {
        if (c == 0 || c > 255)
            throw new IllegalArgumentException(MessageLocalization.getComposedMessage("the.char.1.doesn.t.belong.in.this.type3.font", c));
        usedSlot[c] = true;
        Integer ck = Integer.valueOf(c);
        Type3Glyph glyph = char2glyph.get(ck);
        if (glyph != null)
            return glyph;
        widths3.put(c, (int)wx);
        if (!colorized) {
            if (Float.isNaN(this.llx)) {
                this.llx = llx;
                this.lly = lly;
                this.urx = urx;
                this.ury = ury;
            }
            else {
                this.llx = Math.min(this.llx, llx);
                this.lly = Math.min(this.lly, lly);
                this.urx = Math.max(this.urx, urx);
                this.ury = Math.max(this.ury, ury);
            }
        }
        glyph = new Type3Glyph(writer, pageResources, wx, llx, lly, urx, ury, colorized);
        char2glyph.put(ck, glyph);
        return glyph;
    }

    @Override
    public String[][] getFamilyFontName() {
        return getFullFontName();
    }

    @Override
    public float getFontDescriptor(int key, float fontSize) {
        return 0;
    }

    @Override
    public String[][] getFullFontName() {
        return new String[][]{{"", "", "", ""}};
    }

    /**
     * @since 2.0.8
     */
    @Override
    public String[][] getAllNameEntries() {
        return new String[][]{{"4", "", "", "", ""}};
    }

    @Override
    public int getKerning(int char1, int char2) {
        return 0;
    }

    @Override
    public String getPostscriptFontName() {
        return "";
    }

    @Override
    protected int[] getRawCharBBox(int c, String name) {
        return null;
    }

    @Override
    int getRawWidth(int c, String name) {
        return 0;
    }

    @Override
    public boolean hasKernPairs() {
        return false;
    }

    @Override
    public boolean setKerning(int char1, int char2, int kern) {
        return false;
    }

    @Override
    public void setPostscriptFontName(String name) {
    }

    @Override
    void writeFont(PdfWriter writer, PdfIndirectReference ref, Object[] params) throws com.itextpdf.text.DocumentException, java.io.IOException {
        if (this.writer != writer)
            throw new IllegalArgumentException(MessageLocalization.getComposedMessage("type3.font.used.with.the.wrong.pdfwriter"));

        // Get first & lastchar ...
        int firstChar = 0;
        while( firstChar < usedSlot.length && !usedSlot[firstChar] ) firstChar++;

        if ( firstChar == usedSlot.length ) {
        	throw new DocumentException(MessageLocalization.getComposedMessage("no.glyphs.defined.for.type3.font"));
        }
        int lastChar = usedSlot.length - 1;
        while( lastChar >= firstChar && !usedSlot[lastChar] ) lastChar--;

        int[] widths = new int[lastChar - firstChar + 1];
        int[] invOrd = new int[lastChar - firstChar + 1];

        int invOrdIndx = 0, w = 0;
        for( int u = firstChar; u<=lastChar; u++, w++ ) {
            if ( usedSlot[u] ) {
                invOrd[invOrdIndx++] = u;
                widths[w] = widths3.get(u);
            }
        }
        PdfArray diffs = new PdfArray();
        PdfDictionary charprocs = new PdfDictionary();
        int last = -1;
        for (int k = 0; k < invOrdIndx; ++k) {
            int c = invOrd[k];
            if (c > last) {
                last = c;
                diffs.add(new PdfNumber(last));
            }
            ++last;
            int c2 = invOrd[k];
            String s = GlyphList.unicodeToName(c2);
            if (s == null)
                s = "a" + c2;
            PdfName n = new PdfName(s);
            diffs.add(n);
            Type3Glyph glyph = char2glyph.get(Integer.valueOf(c2));
            PdfStream stream = new PdfStream(glyph.toPdf(null));
            stream.flateCompress(compressionLevel);
            PdfIndirectReference refp = writer.addToBody(stream).getIndirectReference();
            charprocs.put(n, refp);
        }
        PdfDictionary font = new PdfDictionary(PdfName.FONT);
        font.put(PdfName.SUBTYPE, PdfName.TYPE3);
        if (colorized)
            font.put(PdfName.FONTBBOX, new PdfRectangle(0, 0, 0, 0));
        else
            font.put(PdfName.FONTBBOX, new PdfRectangle(llx, lly, urx, ury));
        font.put(PdfName.FONTMATRIX, new PdfArray(new float[]{0.001f, 0, 0, 0.001f, 0, 0}));
        font.put(PdfName.CHARPROCS, writer.addToBody(charprocs).getIndirectReference());
        PdfDictionary encoding = new PdfDictionary();
        encoding.put(PdfName.DIFFERENCES, diffs);
        font.put(PdfName.ENCODING, writer.addToBody(encoding).getIndirectReference());
        font.put(PdfName.FIRSTCHAR, new PdfNumber(firstChar));
        font.put(PdfName.LASTCHAR, new PdfNumber(lastChar));
        font.put(PdfName.WIDTHS, writer.addToBody(new PdfArray(widths)).getIndirectReference());
        if (pageResources.hasResources())
            font.put(PdfName.RESOURCES, writer.addToBody(pageResources.getResources()).getIndirectReference());
        writer.addToBody(font, ref);
    }

    /**
     * Always returns null, because you can't get the FontStream of a Type3 font.
   	 * @return	null
     * @since	2.1.3
     */
    @Override
    public PdfStream getFullFontStream() {
    	return null;
    }


    @Override
    public byte[] convertToBytes(String text) {
        char[] cc = text.toCharArray();
        byte[] b = new byte[cc.length];
        int p = 0;
        for (int k = 0; k < cc.length; ++k) {
            char c = cc[k];
            if (charExists(c))
                b[p++] = (byte)c;
        }
        if (b.length == p)
            return b;
        byte[] b2 = new byte[p];
        System.arraycopy(b, 0, b2, 0, p);
        return b2;
    }

    @Override
    byte[] convertToBytes(int char1) {
        if (charExists(char1))
            return new byte[]{(byte)char1};
        else return new byte[0];
    }

    @Override
    public int getWidth(int char1) {
        if (!widths3.containsKey(char1))
            throw new IllegalArgumentException(MessageLocalization.getComposedMessage("the.char.1.is.not.defined.in.a.type3.font", char1));
        return widths3.get(char1);
    }

    @Override
    public int getWidth(String text) {
        char[] c = text.toCharArray();
        int total = 0;
        for (int k = 0; k < c.length; ++k)
            total += getWidth(c[k]);
        return total;
    }

    @Override
    public int[] getCharBBox(int c) {
        return null;
    }

    @Override
    public boolean charExists(int c) {
        if (c > 0 && c < 256) {
            return usedSlot[c];
        } else {
            return false;
        }
    }

    @Override
    public boolean setCharAdvance(int c, int advance) {
        return false;
    }

}

⏎ com/itextpdf/text/pdf/Type3Font.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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⇒ iText-2.1.6.jar - iText, a JAVA-PDF library

⇐ iText layout.jar Source Code

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