Java Code Examples for com.lowagie.text.pdf.PdfContentByte#showText()

The following examples show how to use com.lowagie.text.pdf.PdfContentByte#showText() . 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: PurapPdf.java From kfs with GNU Affero General Public License v3.0

6 votes

/**
 * Overrides the method in PdfPageEventHelper from itext to write the headerTable, compose the footer and show the
 * footer.
 *
 * @param writer    The PdfWriter for this document.
 * @param document  The document.
 * @see com.lowagie.text.pdf.PdfPageEventHelper#onEndPage(com.lowagie.text.pdf.PdfWriter, com.lowagie.text.Document)
 */
@Override
public void onEndPage(PdfWriter writer, Document document) {
    LOG.debug("onEndPage() started.");
    PdfContentByte cb = writer.getDirectContent();
    cb.saveState();
    // write the headerTable
    headerTable.setTotalWidth(document.right() - document.left());
    headerTable.writeSelectedRows(0, -1, document.left(), document.getPageSize().height() - 10, cb);
    // compose the footer
    String text = "Page " + writer.getPageNumber() + " of ";
    float textSize = helv.getWidthPoint(text, 12);
    float textBase = document.bottom() - 20;
    cb.beginText();
    cb.setFontAndSize(helv, 12);
    // show the footer
    float adjust = helv.getWidthPoint("0", 12);
    cb.setTextMatrix(document.right() - textSize - adjust, textBase);
    cb.showText(text);
    cb.endText();
    cb.addTemplate(tpl, document.right() - adjust, textBase);
    cb.saveState();
}

Example 2

Source File: PurchaseOrderQuoteRequestsPdf.java From kfs with GNU Affero General Public License v3.0

6 votes

/**
 * Overrides the method in PdfPageEventHelper from itext to compose the footer and show the
 * footer.
 *
 * @param writer    The PdfWriter for this document.
 * @param document  The document.
 * @see com.lowagie.text.pdf.PdfPageEventHelper#onEndPage(com.lowagie.text.pdf.PdfWriter, com.lowagie.text.Document)
 */
public void onEndPage(PdfWriter writer, Document document) {
    LOG.debug("onEndPage() started.");
    PdfContentByte cb = writer.getDirectContent();
    cb.saveState();
    // compose the footer
    String text = "Page " + writer.getPageNumber() + " of ";
    float textSize = helv.getWidthPoint(text, 12);
    float textBase = document.bottom() - 20;
    cb.beginText();
    cb.setFontAndSize(helv, 12);
    // show the footer
    float adjust = helv.getWidthPoint("0", 12);
    cb.setTextMatrix(document.right() - textSize - adjust, textBase);
    cb.showText(text);
    cb.endText();
    cb.addTemplate(tpl, document.right() - adjust, textBase);
    cb.saveState();
}

Example 3

Source File: ShadingPatternTest.java From itext2 with GNU Lesser General Public License v3.0

5 votes

/**
 * Shading example.
 */
@Test
public void main() throws Exception {
	Document document = new Document(PageSize.A4, 50, 50, 50, 50);
	PdfWriter writer = PdfWriter.getInstance(document,
			PdfTestBase.getOutputStream("shading_pattern.pdf"));
	document.open();

	PdfShading shading = PdfShading.simpleAxial(writer, 100, 100, 400, 100,
			Color.red, Color.cyan);
	PdfShadingPattern shadingPattern = new PdfShadingPattern(shading);
	PdfContentByte cb = writer.getDirectContent();
	BaseFont bf = BaseFont.createFont(BaseFont.TIMES_BOLD,
			BaseFont.WINANSI, false);
	cb.setShadingFill(shadingPattern);
	cb.beginText();
	cb.setTextMatrix(100, 100);
	cb.setFontAndSize(bf, 40);
	cb.showText("Look at this text!");
	cb.endText();
	PdfShading shadingR = PdfShading.simpleRadial(writer, 200, 500, 50,
			300, 500, 100, new Color(255, 247, 148), new Color(247, 138,
					107), false, false);
	cb.paintShading(shadingR);
	cb.sanityCheck();
	document.close();

}

Example 4

Source File: FontCacheUtils.java From birt with Eclipse Public License 1.0

5 votes

static void createUnicodePDF( String format, Locale locale, String fileName )
		throws Exception
{
	FontMappingManager manager = FontMappingManagerFactory.getInstance( )
			.getFontMappingManager( format, locale );

	// step 1: creation of a document-object
	Document document = new Document( );
	PdfWriter writer = PdfWriter.getInstance( document,
			new FileOutputStream( fileName ) );
	document.open( );
	for ( int seg = 0; seg < 0xFF; seg++ )
	{
		PdfContentByte cb = writer.getDirectContent( );
		cb.beginText( );
		for ( int hi = 0; hi < 16; hi++ )
		{
			for ( int lo = 0; lo < 16; lo++ )
			{
				int x = 100 + hi * 32;
				int y = 100 + lo * 32;
				char ch = (char) ( seg * 0xFF + hi * 16 + lo );

				String fontFamily = manager.getDefaultPhysicalFont( ch );
				BaseFont bf = manager.createFont( fontFamily, Font.NORMAL );
				cb.setFontAndSize( bf, 16 );
				cb.setTextMatrix( x, y );
				cb.showText( new String( new char[]{ch} ) );
			}
		}
		cb.endText( );
	}
	document.close( );
}

Example 5

Source File: AddWatermarkPageNumbersTest.java From itext2 with GNU Lesser General Public License v3.0

4 votes

/**
    * Reads the pages of an existing PDF file, adds pagenumbers and a watermark.

    */
@Test
   public  void main() throws Exception {
           // we create a reader for a certain document
           PdfReader reader = new PdfReader(PdfTestBase.RESOURCES_DIR +"ChapterSection.pdf");
           int n = reader.getNumberOfPages();
           // we create a stamper that will copy the document to a new file
           PdfStamper stamp = new PdfStamper(reader,PdfTestBase.getOutputStream("watermark_pagenumbers.pdf"));
           // adding some metadata
           HashMap<String, String> moreInfo = new HashMap<String, String>();
           moreInfo.put("Author", "Bruno Lowagie");
           stamp.setMoreInfo(moreInfo);
           // adding content to each page
           int i = 0;
           PdfContentByte under;
           PdfContentByte over;
           Image img = Image.getInstance(PdfTestBase.RESOURCES_DIR +"watermark.jpg");
           BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA, BaseFont.WINANSI, BaseFont.EMBEDDED);
           img.setAbsolutePosition(200, 400);
           while (i < n) {
           	i++;
           	// watermark under the existing page
           	under = stamp.getUnderContent(i);
           	under.addImage(img);
           	// text over the existing page
           	over = stamp.getOverContent(i);
           	over.beginText();
           	over.setFontAndSize(bf, 18);
           	over.setTextMatrix(30, 30);
           	over.showText("page " + i);
           	over.setFontAndSize(bf, 32);
           	over.showTextAligned(Element.ALIGN_LEFT, "DUPLICATE", 230, 430, 45);
           	over.endText();
           }
           // adding an extra page
           stamp.insertPage(1, PageSize.A4);
           over = stamp.getOverContent(1);
       	over.beginText();
       	over.setFontAndSize(bf, 18);
           over.showTextAligned(Element.ALIGN_LEFT, "DUPLICATE OF AN EXISTING PDF DOCUMENT", 30, 600, 0);
           over.endText();
           // adding a page from another document
           PdfReader reader2 = new PdfReader(PdfTestBase.RESOURCES_DIR +"SimpleAnnotations1.pdf");
           under = stamp.getUnderContent(1);
           under.addTemplate(stamp.getImportedPage(reader2, 3), 1, 0, 0, 1, 0, 0);
           // closing PdfStamper will generate the new PDF file
           stamp.close();
   }

Example 6

Source File: TextTest.java From itext2 with GNU Lesser General Public License v3.0

4 votes

/**
 * Adding text at absolute positions.
 */
@Test
public void main() throws Exception {

	// step 1: creation of a document-object
	Document document = new Document();

	// step 2: creation of the writer
	PdfWriter writer = PdfWriter.getInstance(document,
			PdfTestBase.getOutputStream("text.pdf"));

	// step 3: we open the document
	document.open();

	// step 4: we grab the ContentByte and do some stuff with it
	PdfContentByte cb = writer.getDirectContent();

	// first we draw some lines to be able to visualize the text alignment
	// functions
	cb.setLineWidth(0f);
	cb.moveTo(250, 500);
	cb.lineTo(250, 800);
	cb.moveTo(50, 700);
	cb.lineTo(400, 700);
	cb.moveTo(50, 650);
	cb.lineTo(400, 650);
	cb.moveTo(50, 600);
	cb.lineTo(400, 600);
	cb.stroke();

	// we tell the ContentByte we're ready to draw text
	cb.beginText();

	BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA, BaseFont.CP1252,
			BaseFont.NOT_EMBEDDED);
	cb.setFontAndSize(bf, 12);
	String text = "Sample text for alignment";
	// we show some text starting on some absolute position with a given
	// alignment
	cb.showTextAligned(PdfContentByte.ALIGN_CENTER, text + " Center", 250,
			700, 0);
	cb.showTextAligned(PdfContentByte.ALIGN_RIGHT, text + " Right", 250,
			650, 0);
	cb.showTextAligned(PdfContentByte.ALIGN_LEFT, text + " Left", 250, 600,
			0);

	// we draw some text on a certain position
	cb.setTextMatrix(100, 400);
	cb.showText("Text at position 100,400.");

	// we draw some rotated text on a certain position
	cb.setTextMatrix(0, 1, -1, 0, 100, 300);
	cb.showText("Text at position 100,300, rotated 90 degrees.");

	// we draw some mirrored, rotated text on a certain position
	cb.setTextMatrix(0, 1, 1, 0, 200, 200);
	cb.showText("Text at position 200,200, mirrored and rotated 90 degrees.");

	// we tell the contentByte, we've finished drawing text
	cb.endText();

	cb.sanityCheck();

	// step 5: we close the document
	document.close();
}

Example 7

Source File: PageNumbersWatermarkTest.java From itext2 with GNU Lesser General Public License v3.0

4 votes

/**
 * @see com.lowagie.text.pdf.PdfPageEventHelper#onEndPage(com.lowagie.text.pdf.PdfWriter, com.lowagie.text.Document)
 */
public void onEndPage(PdfWriter writer, Document document) {
    PdfContentByte cb = writer.getDirectContent();
    cb.saveState();
    // write the headertable
    table.setTotalWidth(document.right() - document.left());
    table.writeSelectedRows(0, -1, document.left(), document.getPageSize().getHeight() - 50, cb);
    // compose the footer
    String text = "Page " + writer.getPageNumber() + " of ";
    float textSize = helv.getWidthPoint(text, 12);
    float textBase = document.bottom() - 20;
    cb.beginText();
    cb.setFontAndSize(helv, 12);
    // for odd pagenumbers, show the footer at the left
    if ((writer.getPageNumber() & 1) == 1) {
        cb.setTextMatrix(document.left(), textBase);
        cb.showText(text);
        cb.endText();
        cb.addTemplate(tpl, document.left() + textSize, textBase);
    }
    // for even numbers, show the footer at the right
    else {
        float adjust = helv.getWidthPoint("0", 12);
        cb.setTextMatrix(document.right() - textSize - adjust, textBase);
        cb.showText(text);
        cb.endText();
        cb.addTemplate(tpl, document.right() - adjust, textBase);
    }

    // draw a Rectangle around the page
    cb.setColorStroke(Color.orange);
    cb.setLineWidth(2);
    cb.rectangle(20, 20, document.getPageSize().getWidth() - 40, document.getPageSize().getHeight() - 40);
    cb.stroke();

    // starting on page 3, a watermark with an Image that is made transparent
    if (writer.getPageNumber() >= 3) {

        cb.setGState(gstate);
        cb.setColorFill(Color.red);
        cb.beginText();
        cb.setFontAndSize(helv, 48);
        cb.showTextAligned(Element.ALIGN_CENTER, "Watermark Opacity " + writer.getPageNumber(), document.getPageSize().getWidth() / 2, document.getPageSize().getHeight() / 2, 45);
        cb.endText();
        try {
            cb.addImage(headerImage, headerImage.getWidth(), 0, 0, headerImage.getHeight(), 440, 80);
        }
        catch(Exception e) {
            throw new ExceptionConverter(e);
        }
    }
    cb.restoreState();
    cb.sanityCheck();
}