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/pdf/PdfGState.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.pdf.internal.PdfIsoKeys;

import java.io.IOException;
import java.io.OutputStream;

/** The graphic state dictionary.
 *
 * @author Paulo Soares
 */
public class PdfGState extends PdfDictionary {
    /** A possible blend mode */
    public static final PdfName BM_NORMAL = new PdfName("Normal");
    /** A possible blend mode */
    public static final PdfName BM_COMPATIBLE = new PdfName("Compatible");
    /** A possible blend mode */
    public static final PdfName BM_MULTIPLY = new PdfName("Multiply");
    /** A possible blend mode */
    public static final PdfName BM_SCREEN = new PdfName("Screen");
    /** A possible blend mode */
    public static final PdfName BM_OVERLAY = new PdfName("Overlay");
    /** A possible blend mode */
    public static final PdfName BM_DARKEN = new PdfName("Darken");
    /** A possible blend mode */
    public static final PdfName BM_LIGHTEN = new PdfName("Lighten");
    /** A possible blend mode */
    public static final PdfName BM_COLORDODGE = new PdfName("ColorDodge");
    /** A possible blend mode */
    public static final PdfName BM_COLORBURN = new PdfName("ColorBurn");
    /** A possible blend mode */
    public static final PdfName BM_HARDLIGHT = new PdfName("HardLight");
    /** A possible blend mode */
    public static final PdfName BM_SOFTLIGHT = new PdfName("SoftLight");
    /** A possible blend mode */
    public static final PdfName BM_DIFFERENCE = new PdfName("Difference");
    /** A possible blend mode */
    public static final PdfName BM_EXCLUSION = new PdfName("Exclusion");
    
    /**
     * Sets the flag whether to apply overprint for stroking.
     * @param op
     */
    public void setOverPrintStroking(boolean op) {
        put(PdfName.OP, op ? PdfBoolean.PDFTRUE : PdfBoolean.PDFFALSE);
    }

    /**
     * Sets the flag whether to apply overprint for non stroking painting operations.
     * @param op
     */
    public void setOverPrintNonStroking(boolean op) {
        put(PdfName.op, op ? PdfBoolean.PDFTRUE : PdfBoolean.PDFFALSE);
    }

    /**
     * Sets the flag whether to toggle knockout behavior for overprinted objects.
     * @param opm - accepts 0 or 1
     */
    public void setOverPrintMode(int opm) {
        put(PdfName.OPM, new PdfNumber(opm==0 ? 0 : 1));
    }
    
    /**
     * Sets the current stroking alpha constant, specifying the constant shape or
     * constant opacity value to be used for stroking operations in the transparent
     * imaging model.
     * @param ca
     */
    public void setStrokeOpacity(float ca) {
        put(PdfName.CA, new PdfNumber(ca));
    }
    
    /**
     * Sets the current stroking alpha constant, specifying the constant shape or
     * constant opacity value to be used for nonstroking operations in the transparent
     * imaging model.
     * @param ca
     */
    public void setFillOpacity(float ca) {
        put(PdfName.ca, new PdfNumber(ca));
    }
    
    /**
     * The alpha source flag specifying whether the current soft mask
     * and alpha constant are to be interpreted as shape values (true)
     * or opacity values (false). 
     * @param ais
     */
    public void setAlphaIsShape(boolean ais) {
        put(PdfName.AIS, ais ? PdfBoolean.PDFTRUE : PdfBoolean.PDFFALSE);
    }
    
    /**
     * Determines the behavior of overlapping glyphs within a text object
     * in the transparent imaging model.
     * @param tk
     */
    public void setTextKnockout(boolean tk) {
        put(PdfName.TK, tk ? PdfBoolean.PDFTRUE : PdfBoolean.PDFFALSE);
    }
    
    /**
     * The current blend mode to be used in the transparent imaging model.
     * @param bm
     */
    public void setBlendMode(PdfName bm) {
        put(PdfName.BM, bm);
    }
    
    /**
     * Set the rendering intent, possible values are: PdfName.ABSOLUTECOLORIMETRIC,
     * PdfName.RELATIVECOLORIMETRIC, PdfName.SATURATION, PdfName.PERCEPTUAL.
     * @param ri
     * @since 5.0.2
     */
    public void setRenderingIntent(PdfName ri) {
    	put(PdfName.RI, ri);
    }

    @Override
    public void toPdf(final PdfWriter writer, final OutputStream os) throws IOException {
        PdfWriter.checkPdfIsoConformance(writer, PdfIsoKeys.PDFISOKEY_GSTATE, this);
        super.toPdf(writer, os);
    }
}

com/itextpdf/text/pdf/PdfGState.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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