com.itextpdf.text.pdf.ColumnText Java Examples

The following examples show how to use com.itextpdf.text.pdf.ColumnText. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example #1

Source File: AddAnnotation.java From testarea-itext5 with GNU Affero General Public License v3.0

7 votes

/**
 * <a href="http://stackoverflow.com/questions/41949253/how-to-add-columntext-as-an-annotation-in-itext-pdf">
 * How to add columnText as an annotation in itext pdf
 * </a>
 * <p>
 * This test demonstrates how to use a columntext in combination with an annotation.
 * </p>
 */
@Test
public void testAddAnnotationLikeJasonY() throws IOException, DocumentException
{
    String html ="<html><h1>Header</h1><p>A paragraph</p><p>Another Paragraph</p></html>";
    String css = "h1 {color: red;}";
    ElementList elementsList = XMLWorkerHelper.parseToElementList(html, css);

    try (   InputStream resource = getClass().getResourceAsStream("/mkl/testarea/itext5/extract/test.pdf");
            OutputStream result = new FileOutputStream(new File(RESULT_FOLDER, "JasonY.pdf"))   )
    {
        PdfReader reader = new PdfReader(resource);
        PdfStamper stamper = new PdfStamper(reader, result);

        Rectangle cropBox = reader.getCropBox(1);

        PdfAnnotation annotation = stamper.getWriter().createAnnotation(cropBox, PdfName.FREETEXT);
        PdfAppearance appearance = PdfAppearance.createAppearance(stamper.getWriter(), cropBox.getWidth(), cropBox.getHeight());

        ColumnText ct = new ColumnText(appearance);
        ct.setSimpleColumn(new Rectangle(cropBox.getWidth(), cropBox.getHeight()));
        elementsList.forEach(element -> ct.addElement(element));
        ct.go();

        annotation.setAppearance(PdfAnnotation.APPEARANCE_NORMAL, appearance);
        stamper.addAnnotation(annotation, 1);

        stamper.close();
        reader.close();
    }
}

Example #2

Source File: StampUnicodeText.java From testarea-itext5 with GNU Affero General Public License v3.0

6 votes

/**
 * <a href="http://stackoverflow.com/questions/35082653/adobe-reader-cant-display-unicode-font-of-pdf-added-with-itext">
 * Adobe Reader can't display unicode font of pdf added with iText
 * </a>
 * <br/>
 * <a href="https://www.dropbox.com/s/erkv9wot9d460dg/sampleOriginal.pdf?dl=0">
 * sampleOriginal.pdf
 * </a>
 * <p>
 * Indeed, just like in the iTextSharp version of the code, the resulting file has
 * issues in Adobe Reader. With a different starting file, though, it doesn't, cf.
 * {@link #testAddUnicodeStampEg_01()}.
 * </p>
 * <p>
 * As it eventually turns out, Adobe Reader treats PDF files with composite fonts
 * differently if they claim to be PDF-1.2 like the OP's sample file.
 * </p>
 */
@Test
public void testAddUnicodeStampSampleOriginal() throws DocumentException, IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("sampleOriginal.pdf");
            OutputStream result = new FileOutputStream(new File(RESULT_FOLDER, "sampleOriginal-unicodeStamp.pdf"))  )
    {
        PdfReader reader = new PdfReader(resource);
        PdfStamper stamper = new PdfStamper(reader, result);
        BaseFont bf = BaseFont.createFont("c:/windows/fonts/arialuni.ttf", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
        PdfContentByte cb = stamper.getOverContent(1);

        Phrase p = new Phrase();
        p.setFont(new Font(bf, 25, Font.NORMAL, BaseColor.BLUE));
        p.add("Sample Text");

        ColumnText.showTextAligned(cb, PdfContentByte.ALIGN_LEFT, p, 200, 200, 0);
        
        stamper.close();
    }
}

Example #3

Source File: StampUnicodeText.java From testarea-itext5 with GNU Affero General Public License v3.0

6 votes

/**
 * <a href="http://stackoverflow.com/questions/35082653/adobe-reader-cant-display-unicode-font-of-pdf-added-with-itext">
 * Adobe Reader can't display unicode font of pdf added with iText
 * </a>
 * <br/>
 * <a href="https://www.dropbox.com/s/erkv9wot9d460dg/sampleOriginal.pdf?dl=0">
 * sampleOriginal.pdf
 * </a>
 * <p>
 * Indeed, just like in the iTextSharp version of the code, the resulting file has
 * issues in Adobe Reader, cf. {@link #testAddUnicodeStampSampleOriginal()}. With
 * a different starting file, though, it doesn't as this test shows.
 * </p>
 * <p>
 * As it eventually turns out, Adobe Reader treats PDF files with composite fonts
 * differently if they claim to be PDF-1.2 like the OP's sample file.
 * </p>
 */
@Test
public void testAddUnicodeStampEg_01() throws DocumentException, IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("eg_01.pdf");
            OutputStream result = new FileOutputStream(new File(RESULT_FOLDER, "eg_01-unicodeStamp.pdf"))  )
    {
        PdfReader reader = new PdfReader(resource);
        PdfStamper stamper = new PdfStamper(reader, result);

        BaseFont bf = BaseFont.createFont("c:/windows/fonts/arialuni.ttf", BaseFont.IDENTITY_H, BaseFont.EMBEDDED);
        PdfContentByte cb = stamper.getOverContent(1);

        Phrase p = new Phrase();
        p.setFont(new Font(bf, 25, Font.NORMAL, BaseColor.BLUE));
        p.add("Sample Text");

        ColumnText.showTextAligned(cb, PdfContentByte.ALIGN_LEFT, p, 200, 200, 0);
        
        stamper.close();
    }
}

Example #4

Source File: UseColumnText.java From testarea-itext5 with GNU Affero General Public License v3.0

6 votes

/**
 * <a href="http://stackoverflow.com/questions/32162759/columntext-showtextaligned-vs-columntext-setsimplecolumn-top-alignment">
 * ColumnText.ShowTextAligned vs ColumnText.SetSimpleColumn Top Alignment
 * </a>
 * <p>
 * Indeed, the coordinates do not line up. The y coordinate of 
 * {@link ColumnText#showTextAligned(PdfContentByte, int, Phrase, float, float, float)}
 * denotes the baseline while {@link ColumnText#setSimpleColumn(Rectangle)} surrounds
 * the text to come.
 * </p>
 */
@Test
public void testShowTextAlignedVsSimpleColumnTopAlignment() throws DocumentException, IOException
{
    Document document = new Document(PageSize.A4);

    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(RESULT_FOLDER, "ColumnTextTopAligned.pdf")));
    document.open();

    Font fontQouteItems = new Font(BaseFont.createFont(), 12);
    PdfContentByte canvas = writer.getDirectContent();

    // Item Number
    ColumnText.showTextAligned(canvas, Element.ALIGN_CENTER, new Phrase("36222-0", fontQouteItems), 60, 450, 0);

    // Estimated Qty
    ColumnText.showTextAligned(canvas, Element.ALIGN_CENTER, new Phrase("47", fontQouteItems), 143, 450, 0);

    // Item Description
    ColumnText ct = new ColumnText(canvas); // Uses a simple column box to provide proper text wrapping
    ct.setSimpleColumn(new Rectangle(193, 070, 390, 450));
    ct.setText(new Phrase("In-Situ : Poly Cable - 100'\nPoly vented rugged black gable 100ft\nThis is an additional description. It can wrap an extra line if it needs to so this text is long.", fontQouteItems));
    ct.go();

    document.close();
}

Example #5

Source File: InterlineSpace.java From testarea-itext5 with GNU Affero General Public License v3.0

6 votes

/**
 * <a href="http://stackoverflow.com/questions/34681893/itextsharp-extra-space-between-lines">
 * iTextSharp: Extra space between lines
 * </a>
 * <p>
 * Indeed, the OP's {@link Phrase#setLeading(float, float)} calls are ignored.
 * The reason is that the op is working in text mode. Thus, he has to use
 * {@link ColumnText#setLeading(float, float)} instead, cf.
 * {@link #testLikeUser3208131Fixed()}.
 * </p>
 */
@Test
public void testLikeUser3208131() throws DocumentException, FileNotFoundException
{
    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(RESULT_FOLDER, "interline-user3208131.pdf")));
    document.open();

    Font font = new Font(FontFamily.UNDEFINED, 4, Font.UNDEFINED, null);
    PdfContentByte cb = writer.getDirectContent();
    ColumnText ct = new ColumnText(cb);

    float gutter = 15;
    float colwidth = (document.getPageSize().getRight() - document.getPageSize().getLeft() - gutter) / 2;

    float[] left = { document.getPageSize().getLeft() + 133, document.getPageSize().getTop() - 35,
            document.getPageSize().getLeft() + 133, document.getPageSize().getBottom() };
    float[] right = { document.getPageSize().getLeft() + colwidth, document.getPageSize().getTop() - 35,
            document.getPageSize().getLeft() + colwidth, document.getPageSize().getBottom() };

    for (int i = 0; i < 3; i++)
    {
        Phrase Ps = new Phrase("Test " + i + "\n", font);
        Ps.setLeading(0.0f, 0.6f);
        ct.addText(Ps);
        ct.addText(Chunk.NEWLINE);
    }
    ct.setColumns(left, right);
    ct.go();

    document.close();
}

Example #6

Source File: InterlineSpace.java From testarea-itext5 with GNU Affero General Public License v3.0

6 votes

/**
 * <a href="http://stackoverflow.com/questions/34681893/itextsharp-extra-space-between-lines">
 * iTextSharp: Extra space between lines
 * </a>
 * <p>
 * Indeed, the OP's {@link Phrase#setLeading(float, float)} calls are ignored,
 * cf. {@link #testLikeUser3208131()}. The reason is that the op is working in
 * text mode. Thus, he has to use {@link ColumnText#setLeading(float, float)}
 * instead.
 * </p>
 */
@Test
public void testLikeUser3208131Fixed() throws DocumentException, FileNotFoundException
{
    Document document = new Document();
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(RESULT_FOLDER, "interline-user3208131-fixed.pdf")));
    document.open();

    Font font = new Font(FontFamily.UNDEFINED, 4, Font.UNDEFINED, null);
    PdfContentByte cb = writer.getDirectContent();
    ColumnText ct = new ColumnText(cb);

    float gutter = 15;
    float colwidth = (document.getPageSize().getRight() - document.getPageSize().getLeft() - gutter) / 2;

    float[] left = { document.getPageSize().getLeft() + 133, document.getPageSize().getTop() - 35,
            document.getPageSize().getLeft() + 133, document.getPageSize().getBottom() };
    float[] right = { document.getPageSize().getLeft() + colwidth, document.getPageSize().getTop() - 35,
            document.getPageSize().getLeft() + colwidth, document.getPageSize().getBottom() };

    ct.setLeading(0.0f, 0.3f);
    for (int i = 0; i < 3; i++)
    {
        Phrase Ps = new Phrase("Test " + i + "\n", font);
        ct.addText(Ps);
        ct.addText(Chunk.NEWLINE);
    }
    ct.setColumns(left, right);
    ct.go();

    document.close();
}

Example #7

Source File: WatermarkPdfTests.java From kbase-doc with Apache License 2.0

5 votes

/**
 * pdf 用文字加水印，存在问题，如何支持中文
 * @author eko.zhan at 2018年9月2日 下午1:44:40
 * @throws FileNotFoundException
 * @throws IOException
 * @throws DocumentException
 */
@Test
public void testVisioAsPdfWithText() throws FileNotFoundException, IOException, DocumentException{
	File inputFile = new File("E:/ConvertTester/TestFiles/I_am_a_vsdx.vsdx");
	File outputFile = new File("E:/ConvertTester/TestFiles/I_am_a_vsdx_libreoffice.pdf");
	if (!outputFile.exists()) {
		convert(inputFile, outputFile);
	}
	File destFile = new File("E:/ConvertTester/TestFiles/I_am_a_vsdx_libreoffice_watermark.pdf");
	//转换成 pdf 后利用 itext 加水印 
	PdfReader reader = new PdfReader(new FileInputStream(outputFile));
	PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(destFile));
	int pageNo = reader.getNumberOfPages();
	Font f = new Font(FontFamily.HELVETICA, 28);
	Phrase p = new Phrase("Xiaoi Robot", f);
	for (int i=1;i<=pageNo;i++) {
		PdfContentByte over = stamper.getOverContent(i);
		over.saveState();
		PdfGState gs1 = new PdfGState();
		gs1.setFillOpacity(0.5f);
		over.setGState(gs1);
		ColumnText.showTextAligned(over, Element.ALIGN_CENTER, p, 297, 450, 0);
		over.restoreState();
	}
	stamper.close();
	reader.close();
}

Example #8

Source File: CreateSignature.java From testarea-itext5 with GNU Affero General Public License v3.0

4 votes

/**
 * <a href="https://stackoverflow.com/questions/45062602/itext-pdfappearence-issue">
 * Text - PDFAppearence issue
 * </a>
 * <p>
 * This test shows how one can create a custom signature layer 2.
 * As the OP of the question at hand mainly wants to generate a
 * pure DESCRIPTION appearance that uses the whole area, we here
 * essentially copy the PdfSignatureAppearance.getAppearance code
 * for generating layer 2 in pure DESCRIPTION mode and apply it
 * to a plain pre-fetched layer 2.
 * </p>
 */
@Test
public void signWithCustomLayer2() throws IOException, DocumentException, GeneralSecurityException
{
    String digestAlgorithm = "SHA512";
    CryptoStandard subfilter = CryptoStandard.CMS;

    try (   InputStream resource = getClass().getResourceAsStream("/mkl/testarea/itext5/extract/test.pdf")  )
    {
        PdfReader reader = new PdfReader(resource);
        FileOutputStream os = new FileOutputStream(new File(RESULT_FOLDER, "test-customLayer2.pdf"));
        PdfStamper stamper = PdfStamper.createSignature(reader, os, '\0');

        PdfSignatureAppearance appearance = stamper.getSignatureAppearance();
        appearance.setReason("reason");
        appearance.setLocation("location");
        appearance.setVisibleSignature(new Rectangle(36, 748, 144, 780), 1, "sig");

        // This essentially is the PdfSignatureAppearance.getAppearance code
        // for generating layer 2 in pure DESCRIPTION mode applied to a plain
        // pre-fetched layer 2.
        // vvvvv
        PdfTemplate layer2 = appearance.getLayer(2);
        String text = "We're using iText to put a text inside a signature placeholder in a PDF. "
                + "We use a code snippet similar to this to define the Signature Appearence.\n"
                + "Everything works fine, but the signature text does not fill all the signature "
                + "placeholder area as expected by us, but the area filled seems to have an height "
                + "that is approximately the 70% of the available space.\n"
                + "As a result, sometimes especially if the length of the signature text is quite "
                + "big, the signature text does not fit in the placeholder and the text is striped "
                + "away.";
        Font font = new Font();
        float size = font.getSize();
        final float MARGIN = 2;
        Rectangle dataRect = new Rectangle(
                MARGIN,
                MARGIN,
                appearance.getRect().getWidth() - MARGIN,
                appearance.getRect().getHeight() - MARGIN);
        if (size <= 0) {
            Rectangle sr = new Rectangle(dataRect.getWidth(), dataRect.getHeight());
            size = ColumnText.fitText(font, text, sr, 12, appearance.getRunDirection());
        }
        ColumnText ct = new ColumnText(layer2);
        ct.setRunDirection(appearance.getRunDirection());
        ct.setSimpleColumn(new Phrase(text, font), dataRect.getLeft(), dataRect.getBottom(), dataRect.getRight(), dataRect.getTop(), size, Element.ALIGN_LEFT);
        ct.go();
        // ^^^^^

        ExternalSignature pks = new PrivateKeySignature(pk, digestAlgorithm, "BC");
        ExternalDigest digest = new BouncyCastleDigest();
        MakeSignature.signDetached(appearance, digest, pks, chain, null, null, null, 0, subfilter);
    }
}

Example #9

Source File: StampHeader.java From testarea-itext5 with GNU Affero General Public License v3.0

4 votes

/**
    * <a href="http://stackoverflow.com/questions/29977927/table-header-in-pdf-getting-displayed-using-itextpdf5-1-1-but-not-in-itextpdf5-5">
    * table header in pdf getting displayed using itextpdf5.1.1 but not in itextpdf5.5.3
    * </a>
    * <p>
    * Indeed, the code as presented by the OP does not show the header table. This makes sense, though:
    * </p>
    * <p>
    * The OP has cells with default padding (i.e. 2) and height 10, and he tries to insert text at height 7.
    * But 2 (top margin) + 7 (text height) + 2 (bottom margin) = 11, i.e. more than fits into the cell height 10.
    * Thus, the text does not fit and is not displayed.
    * </p>
    * <p>
    * You can fix this by either
    * <ul>
    * <li>using a smaller font, e.g. 6, or
    * <li>using a higher cell, e.g. 11, or
    * <li>using a smaller padding, e.g. 1, see below-
    * </p>
    */
@Test
public void testSandeepSinghHeaderTable() throws DocumentException, IOException
{
	byte[] strIntermediatePDFFile = createSampleDocument();
	String header1 = "Header 1";
	String header2 = "Header 2";
	String header3 = "Header 3";
	String header5 = "Header 5";
	

	Document document = new Document(PageSize.A4.rotate(), 20, 20, 75, 20);
	PdfCopy copy = new PdfCopy(document, new FileOutputStream(new File(RESULT_FOLDER, "stampTableHeader.pdf")));

	document.open();
	PdfReader pdfReaderIntermediate = new PdfReader(strIntermediatePDFFile);
	int numberOfPages = pdfReaderIntermediate.getNumberOfPages();
	Font ffont = new Font(Font.FontFamily.UNDEFINED, 7, Font.NORMAL);
	System.out.println("###### No. of Pages: " + numberOfPages);
	for (int j = 0; j < numberOfPages; )
	{
	    PdfImportedPage page = copy.getImportedPage(pdfReaderIntermediate, ++j);
	    PageStamp stamp = copy.createPageStamp(page);
	    Phrase footer = new Phrase(String.format("%d of %d", j, numberOfPages), ffont);
	    ColumnText.showTextAligned(stamp.getUnderContent(),
	                               Element.ALIGN_CENTER, footer,
	                               (document.right() - document.left()) /
	                               2 + document.leftMargin(),
	                               document.bottom() - 10, 0);
	    if (j != 1)
	    {
	    	PdfPTable headerTable = new PdfPTable(2);
	        headerTable.setTotalWidth(700);
	        headerTable.getDefaultCell().setFixedHeight(10);
	        headerTable.getDefaultCell().setBorder(Rectangle.NO_BORDER);
	        headerTable.getDefaultCell().setPadding(1); // Added!
	        headerTable.getDefaultCell().setHorizontalAlignment(Element.ALIGN_LEFT);
	        headerTable.addCell(new Phrase(String.format(header1), ffont));
	        headerTable.getDefaultCell().setHorizontalAlignment(Element.ALIGN_RIGHT);
	        headerTable.addCell(new Phrase(String.format(header2), ffont));
	        headerTable.getDefaultCell().setHorizontalAlignment(Element.ALIGN_LEFT);
	        headerTable.addCell(new Phrase(String.format(header3), ffont));
	        headerTable.getDefaultCell().setHorizontalAlignment(Element.ALIGN_LEFT);
	        headerTable.addCell(new Phrase(String.format(header5, j), ffont));
	        headerTable.completeRow();
	        headerTable.writeSelectedRows(0, 5, 60.5f, 550, stamp.getUnderContent());
	    }

	    stamp.alterContents();
	    copy.addPage(page);
	}
	document.close();
}

Example #10

Source File: WatermarkPdfTests.java From kbase-doc with Apache License 2.0

4 votes

/**
 * pdf 用图片加水印
 * @author eko.zhan at 2018年9月2日 下午1:44:58
 * @throws FileNotFoundException
 * @throws IOException
 * @throws DocumentException
 */
@Test
public void testVisioAsPdfWithImg() throws FileNotFoundException, IOException, DocumentException{
	File inputFile = new File("E:/ConvertTester/TestFiles/I_am_a_vsdx.vsdx");
	File outputFile = new File("E:/ConvertTester/TestFiles/I_am_a_vsdx_libreoffice.pdf");
	if (!outputFile.exists()) {
		convert(inputFile, outputFile);
	}
	File destFile = new File("E:/ConvertTester/TestFiles/I_am_a_vsdx_libreoffice_watermark.pdf");
	final String IMG = "D:\\Xiaoi\\logo\\logo.png";
	//转换成 pdf 后利用 itext 加水印 
	PdfReader reader = new PdfReader(new FileInputStream(outputFile));
	PdfStamper stamper = new PdfStamper(reader, new FileOutputStream(destFile));
	int pageNo = reader.getNumberOfPages();
	// text watermark
	Font f = new Font(FontFamily.HELVETICA, 30);
	Phrase p = new Phrase("Xiaoi Robot Image", f);
	// image watermark
	Image img = Image.getInstance(IMG);
	float w = img.getScaledWidth();
	float h = img.getScaledHeight();
	// transparency
	PdfGState gs1 = new PdfGState();
	gs1.setFillOpacity(0.5f);
	// properties
	PdfContentByte over;
	Rectangle pagesize;
	float x, y;
	// loop over every page
	for (int i = 1; i <= pageNo; i++) {
		pagesize = reader.getPageSizeWithRotation(i);
		x = (pagesize.getLeft() + pagesize.getRight()) / 2;
		y = (pagesize.getTop() + pagesize.getBottom()) / 2;
		over = stamper.getOverContent(i);
		over.saveState();
		over.setGState(gs1);
		if (i % 2 == 1)
			ColumnText.showTextAligned(over, Element.ALIGN_CENTER, p, x, y, 0);
		else
			over.addImage(img, w, 0, 0, h, x - (w / 2), y - (h / 2));
		over.restoreState();
	}
	stamper.close();
	reader.close();
}

Example #11

Source File: PdfReportPageNumber.java From bdf3 with Apache License 2.0

2 votes

/**
 * Fills out the total number of pages before the document is closed.
 * @see com.itextpdf.text.pdf.PdfPageEventHelper#onCloseDocument(
 *      com.itextpdf.text.pdf.PdfWriter, com.itextpdf.text.Document)
 */
public void onCloseDocument(PdfWriter writer, Document document) {
	ColumnText.showTextAligned(total, Element.ALIGN_LEFT,
			new Phrase(String.valueOf(writer.getPageNumber() - 1)),2,2, 0);
}