程式開發學習之路

相信有很多的程式設計師大都會遇到產生BarCode條碼的問題，這邊就利用itext-5.2.0.jar來幫各位解答一下，程式碼很簡單，等等看到就知道嚕

import java.io.FileNotFoundException;

import java.io.FileOutputStream;

import java.io.UnsupportedEncodingException;



import com.itextpdf.text.BaseColor;

import com.itextpdf.text.Document;

import com.itextpdf.text.DocumentException;

import com.itextpdf.text.Element;

import com.itextpdf.text.Image;

import com.itextpdf.text.Paragraph;

import com.itextpdf.text.Rectangle;

import com.itextpdf.text.pdf.Barcode;

import com.itextpdf.text.pdf.Barcode128;

import com.itextpdf.text.pdf.Barcode39;

import com.itextpdf.text.pdf.BarcodeCodabar;

import com.itextpdf.text.pdf.BarcodeDatamatrix;

import com.itextpdf.text.pdf.BarcodeEAN;

import com.itextpdf.text.pdf.BarcodeEANSUPP;

import com.itextpdf.text.pdf.BarcodeInter25;

import com.itextpdf.text.pdf.BarcodePDF417;

import com.itextpdf.text.pdf.BarcodePostnet;

import com.itextpdf.text.pdf.BarcodeQRCode;

import com.itextpdf.text.pdf.PdfContentByte;

import com.itextpdf.text.pdf.PdfWriter;





public class ItextBarCode {



 public static void main(String[] args) throws FileNotFoundException, 

  DocumentException, UnsupportedEncodingException {

  

 String fileName = "C:/Users/"+ System.getenv("COMPUTERNAME")+"/Desktop/barcodes.pdf";

  

        Document document = new Document(new Rectangle(340, 842));

        

        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(fileName));

        

        document.open();

        

        PdfContentByte cb = writer.getDirectContent();

 

        // EAN 13

        document.add(new Paragraph("Barcode EAN.UCC-13"));

        BarcodeEAN codeEAN = new BarcodeEAN();

        codeEAN.setCode("4512345678906");

        document.add(new Paragraph("default:"));

        document.add(codeEAN.createImageWithBarcode(cb, null, null));

        codeEAN.setGuardBars(false);

        document.add(new Paragraph("without guard bars:"));

        document.add(codeEAN.createImageWithBarcode(cb, null, null));

        codeEAN.setBaseline(-1f);

        codeEAN.setGuardBars(true);

        document.add(new Paragraph("text above:"));

        document.add(codeEAN.createImageWithBarcode(cb, null, null));

        codeEAN.setBaseline(codeEAN.getSize());

 

        // UPC A

        document.add(new Paragraph("Barcode UCC-12 (UPC-A)"));

        codeEAN.setCodeType(Barcode.UPCA);

        codeEAN.setCode("785342304749");

        document.add(codeEAN.createImageWithBarcode(cb, null, null));

 

        // EAN 8

        document.add(new Paragraph("Barcode EAN.UCC-8"));

        codeEAN.setCodeType(Barcode.EAN8);

        codeEAN.setBarHeight(codeEAN.getSize() * 1.5f);

        codeEAN.setCode("34569870");

        document.add(codeEAN.createImageWithBarcode(cb, null, null));

 

        // UPC E

        document.add(new Paragraph("Barcode UPC-E"));

        codeEAN.setCodeType(Barcode.UPCE);

        codeEAN.setCode("03456781");

        document.add(codeEAN.createImageWithBarcode(cb, null, null));

        codeEAN.setBarHeight(codeEAN.getSize() * 3f);

 

        // EANSUPP

        document.add(new Paragraph("Bookland"));

        document.add(new Paragraph("ISBN 0-321-30474-8"));

        codeEAN.setCodeType(Barcode.EAN13);

        codeEAN.setCode("9781935182610");

        BarcodeEAN codeSUPP = new BarcodeEAN();

        codeSUPP.setCodeType(Barcode.SUPP5);

        codeSUPP.setCode("55999");

        codeSUPP.setBaseline(-2);

        BarcodeEANSUPP eanSupp = new BarcodeEANSUPP(codeEAN, codeSUPP);

        document.add(eanSupp.createImageWithBarcode(cb, null, BaseColor.BLUE));

 

        // CODE 128

        document.add(new Paragraph("Barcode 128"));

        Barcode128 code128 = new Barcode128();

        code128.setCode("0123456789 hello");

        document.add(code128.createImageWithBarcode(cb, null, null));

        code128.setCode("0123456789\uffffMy Raw Barcode (0 - 9)");

        code128.setCodeType(Barcode.CODE128_RAW);

        document.add(code128.createImageWithBarcode(cb, null, null));

 

        // Data for the barcode :

        String code402 = "24132399420058289";

        String code90 = "3700000050";

        String code421 = "422356";

        StringBuffer data = new StringBuffer(code402);

        data.append(Barcode128.FNC1);

        data.append(code90);

        data.append(Barcode128.FNC1);

        data.append(code421);

        Barcode128 shipBarCode = new Barcode128();

        shipBarCode.setX(0.75f);

        shipBarCode.setN(1.5f);

        shipBarCode.setSize(10f);

        shipBarCode.setTextAlignment(Element.ALIGN_CENTER);

        shipBarCode.setBaseline(10f);

        shipBarCode.setBarHeight(50f);

        shipBarCode.setCode(data.toString());

        document.add(shipBarCode.createImageWithBarcode(cb, BaseColor.BLACK,

                BaseColor.BLUE));

 

        // it is composed of 3 blocks whith AI 01, 3101 and 10

        Barcode128 uccEan128 = new Barcode128();

        uccEan128.setCodeType(Barcode.CODE128_UCC);

        uccEan128.setCode("(01)00000090311314(10)ABC123(15)060916");

        document.add(uccEan128.createImageWithBarcode(cb, BaseColor.BLUE,

                BaseColor.BLACK));

        uccEan128.setCode("0191234567890121310100035510ABC123");

        document.add(uccEan128.createImageWithBarcode(cb, BaseColor.BLUE,

                BaseColor.RED));

        uccEan128.setCode("(01)28880123456788");

        document.add(uccEan128.createImageWithBarcode(cb, BaseColor.BLUE,

                BaseColor.BLACK));

 

        // INTER25

        document.add(new Paragraph("Barcode Interleaved 2 of 5"));

        BarcodeInter25 code25 = new BarcodeInter25();

        code25.setGenerateChecksum(true);

        code25.setCode("41-1200076041-001");

        document.add(code25.createImageWithBarcode(cb, null, null));

        code25.setCode("411200076041001");

        document.add(code25.createImageWithBarcode(cb, null, null));

        code25.setCode("0611012345678");

        code25.setChecksumText(true);

        document.add(code25.createImageWithBarcode(cb, null, null));

 

        // POSTNET

        document.add(new Paragraph("Barcode Postnet"));

        BarcodePostnet codePost = new BarcodePostnet();

        document.add(new Paragraph("ZIP"));

        codePost.setCode("01234");

        document.add(codePost.createImageWithBarcode(cb, null, null));

        document.add(new Paragraph("ZIP+4"));

        codePost.setCode("012345678");

        document.add(codePost.createImageWithBarcode(cb, null, null));

        document.add(new Paragraph("ZIP+4 and dp"));

        codePost.setCode("01234567890");

        document.add(codePost.createImageWithBarcode(cb, null, null));

 

        document.add(new Paragraph("Barcode Planet"));

        BarcodePostnet codePlanet = new BarcodePostnet();

        codePlanet.setCode("01234567890");

        codePlanet.setCodeType(Barcode.PLANET);

        document.add(codePlanet.createImageWithBarcode(cb, null, null));

 

        // CODE 39

        document.add(new Paragraph("Barcode 3 of 9"));

        Barcode39 code39 = new Barcode39();

        code39.setCode("ITEXT IN ACTION");

        document.add(code39.createImageWithBarcode(cb, null, null));

 

        document.add(new Paragraph("Barcode 3 of 9 extended"));

        Barcode39 code39ext = new Barcode39();

        code39ext.setCode("iText in Action");

        code39ext.setStartStopText(false);

        code39ext.setExtended(true);

        document.add(code39ext.createImageWithBarcode(cb, null, null));

 

        // CODABAR

        document.add(new Paragraph("Codabar"));

        BarcodeCodabar codabar = new BarcodeCodabar();

        codabar.setCode("A123A");

        codabar.setStartStopText(true);

        document.add(codabar.createImageWithBarcode(cb, null, null));

 

        // PDF417

        document.add(new Paragraph("Barcode PDF417"));

        BarcodePDF417 pdf417 = new BarcodePDF417();

        String text = "Call me Ishmael. Some years ago--never mind how long "

            + "precisely --having little or no money in my purse, and nothing "

            + "particular to interest me on shore, I thought I would sail about "

            + "a little and see the watery part of the world.";

        pdf417.setText(text);

        Image img = pdf417.getImage();

        img.scalePercent(50, 50 * pdf417.getYHeight());

        document.add(img);

 

        document.add(new Paragraph("Barcode Datamatrix"));

        BarcodeDatamatrix datamatrix = new BarcodeDatamatrix();

        datamatrix.generate(text);

        img = datamatrix.createImage();

        document.add(img);

 

        document.add(new Paragraph("Barcode QRCode"));

        BarcodeQRCode qrcode = new BarcodeQRCode("Moby Dick by Herman Melville", 1, 1, null);

        img = qrcode.getImage();

        document.add(img);

 

        document.close();



 }

}

產生的結果

參考書籍 itext in Action