com.lowagie.text.Cell Java Examples

/**
 * Imports a Row and copies all settings
 *
 * @param row
 *          The Row to import
 */
private void importRow( Row row ) {
  this.cells = new ArrayList<PatchRtfCell>();
  this.width =
      this.document.getDocumentHeader().getPageSetting().getPageWidth()
          - this.document.getDocumentHeader().getPageSetting().getMarginLeft()
          - this.document.getDocumentHeader().getPageSetting().getMarginRight();
  this.width = (int) ( this.width * this.parentTable.getTableWidthPercent() / 100 );

  int cellRight = 0;
  int cellWidth = 0;
  for ( int i = 0; i < row.getColumns(); i++ ) {
    cellWidth = (int) ( this.width * this.parentTable.getProportionalWidths()[i] / 100 );
    cellRight = cellRight + cellWidth;

    Cell cell = (Cell) row.getCell( i );
    PatchRtfCell rtfCell = new PatchRtfCell( this.document, this, cell );
    rtfCell.setCellRight( cellRight );
    rtfCell.setCellWidth( cellWidth );
    this.cells.add( rtfCell );
  }
}
 

private void computeCellStyle( final RenderBox content, final Cell cell ) {
  final ElementAlignment verticalAlign = content.getNodeLayoutProperties().getVerticalAlignment();
  if ( ElementAlignment.BOTTOM.equals( verticalAlign ) ) {
    cell.setVerticalAlignment( Element.ALIGN_BOTTOM );
  } else if ( ElementAlignment.MIDDLE.equals( verticalAlign ) ) {
    cell.setVerticalAlignment( Element.ALIGN_MIDDLE );
  } else {
    cell.setVerticalAlignment( Element.ALIGN_TOP );
  }

  final ElementAlignment textAlign =
      (ElementAlignment) content.getStyleSheet().getStyleProperty( ElementStyleKeys.ALIGNMENT );
  if ( ElementAlignment.RIGHT.equals( textAlign ) ) {
    cell.setHorizontalAlignment( Element.ALIGN_RIGHT );
  } else if ( ElementAlignment.JUSTIFY.equals( textAlign ) ) {
    cell.setHorizontalAlignment( Element.ALIGN_JUSTIFIED );
  } else if ( ElementAlignment.CENTER.equals( textAlign ) ) {
    cell.setHorizontalAlignment( Element.ALIGN_CENTER );
  } else {
    cell.setHorizontalAlignment( Element.ALIGN_LEFT );
  }
}
 

/**
 * Imports a Row and copies all settings
 * 
 * @param row The Row to import
 */
private void importRow(Row row) {
    this.cells = new ArrayList();
    this.width = this.document.getDocumentHeader().getPageSetting().getPageWidth() - this.document.getDocumentHeader().getPageSetting().getMarginLeft() - this.document.getDocumentHeader().getPageSetting().getMarginRight();
    this.width = (int) (this.width * this.parentTable.getTableWidthPercent() / 100);
    
    int cellRight = 0;
    int cellWidth = 0;
    for(int i = 0; i < row.getColumns(); i++) {
        cellWidth = (int) (this.width * this.parentTable.getProportionalWidths()[i] / 100);
        cellRight = cellRight + cellWidth;
        
        Cell cell = (Cell) row.getCell(i);
        RtfCell rtfCell = new RtfCell(this.document, this, cell);
        rtfCell.setCellRight(cellRight);
        rtfCell.setCellWidth(cellWidth);
        this.cells.add(rtfCell);
    }
}
 

/**
 * Get the PDF Table with personal information about the initiator and traveler
 *
 * @returns {@link Table} used for a PDF
 */
protected Table getPersonalInfo() throws BadElementException {
    final Table retval = new Table(2);
    retval.setWidth(100f);
    retval.setBorder(NO_BORDER);
    retval.addCell(getHeaderCell("Traveler"));

    final Cell initiatorHeaderCell = getHeaderCell("Request Submitted By");

    retval.addCell(initiatorHeaderCell);
    retval.endHeaders();
    retval.addCell(getTravelerInfo());

    final Cell initiatorCell = getInitiatorInfo();

    retval.addCell(initiatorCell);
    return retval;
}
 

/**
 * Get the PDF Table containing trip information like trip id, date, and destination
 *
 * @returns {@link Table} used for a PDF
 */
protected Table getTripInfo() throws BadElementException {
    final Table retval = new Table(3);
    retval.setWidth(100f);
    retval.setBorder(NO_BORDER);
    retval.addCell(getHeaderCell("Trip/Event ID"));

    final Cell dateHeaderCell = getHeaderCell("Date");

    retval.addCell(dateHeaderCell);
    retval.addCell(getHeaderCell("Destination/Event Name"));
    retval.endHeaders();
    retval.addCell(getBorderlessCell(getTripId()));

    final Cell dateCell = getBorderlessCell(getDate());

    retval.addCell(dateCell);
    retval.addCell(getBorderlessCell(getDestination()));
    return retval;
}
 

/**
 * Creates a Cell object based on a list of properties.
 * 
 * @param attributes
 * @return a Cell
 */
public static Cell getCell(Properties attributes) {
	Cell cell = new Cell();
	String value;

	cell.setHorizontalAlignment(attributes.getProperty(ElementTags.HORIZONTALALIGN));
	cell.setVerticalAlignment(attributes.getProperty(ElementTags.VERTICALALIGN));

	value = attributes.getProperty(ElementTags.WIDTH);
	if (value != null) {
		cell.setWidth(value);
	}
	value = attributes.getProperty(ElementTags.COLSPAN);
	if (value != null) {
		cell.setColspan(Integer.parseInt(value));
	}
	value = attributes.getProperty(ElementTags.ROWSPAN);
	if (value != null) {
		cell.setRowspan(Integer.parseInt(value));
	}
	value = attributes.getProperty(ElementTags.LEADING);
	if (value != null) {
		cell.setLeading(Float.parseFloat(value + "f"));
	}
	cell.setHeader(Utilities.checkTrueOrFalse(attributes, ElementTags.HEADER));
	if (Utilities.checkTrueOrFalse(attributes, ElementTags.NOWRAP)) {
		cell.setMaxLines(1);
	}
	setRectangleProperties(cell, attributes);
	return cell;
}
 

private void updateCellStyle( final Cell cell, final CellBackground background ) {

    final Color backgroundColor = background.getBackgroundColor();
    if ( backgroundColor != null ) {
      cell.setBackgroundColor( backgroundColor );
    }
    final BorderEdge top = background.getTop();
    if ( BorderEdge.EMPTY.equals( top ) == false ) {
      cell.setBorderColorTop( top.getColor() );
      cell.setBorderWidthTop( (float) StrictGeomUtility.toExternalValue( top.getWidth() ) );
    }

    final BorderEdge left = background.getLeft();
    if ( BorderEdge.EMPTY.equals( left ) == false ) {
      cell.setBorderColorLeft( left.getColor() );
      cell.setBorderWidthLeft( (float) StrictGeomUtility.toExternalValue( left.getWidth() ) );
    }

    final BorderEdge bottom = background.getBottom();
    if ( BorderEdge.EMPTY.equals( bottom ) == false ) {
      cell.setBorderColorBottom( bottom.getColor() );
      cell.setBorderWidthBottom( (float) StrictGeomUtility.toExternalValue( bottom.getWidth() ) );
    }

    final BorderEdge right = background.getRight();
    if ( BorderEdge.EMPTY.equals( right ) == false ) {
      cell.setBorderColorRight( right.getColor() );
      cell.setBorderWidthRight( (float) StrictGeomUtility.toExternalValue( right.getWidth() ) );
    }
  }
 

private Cell getHeaderCell(String headerTxt) throws BadElementException{
	//set header cells:								
	Cell c = new Cell(new Chunk(headerTxt, getBoldFont()));
	c.setHeader(true);
	c.setBackgroundColor(Color.LIGHT_GRAY);
	
	return c;
}
 

/**
 * Helper method to create a Header Cell from text
 *
 * @returns {@link Cell} with the header flag set
 */
protected Cell getHeaderCell(final String text) throws BadElementException {
    final Font headerFont = FontFactory.getFont(FontFactory.HELVETICA, 12, Font.BOLD);
    final Cell retval = new Cell(new Chunk(text, headerFont));
    retval.setBorder(NO_BORDER);
    retval.setHeader(true);
    return retval;
}
 

/**
 * Helper method to create a Header Cell from text
 *
 * @returns {@link Cell} with the header flag set
 */
protected Cell getBorderlessCell(final String text) throws BadElementException {
    final Font normalFont = FontFactory.getFont(FontFactory.HELVETICA, 12, Font.NORMAL);
    final Cell retval = new Cell(new Chunk(text, normalFont));
    retval.setBorder(NO_BORDER);
    return retval;
}
 

/**
 * Information about the traveler described in the trip for the {@link TravelReimbursementDocument}
 *
 */
protected Cell getTravelerInfo() throws BadElementException {
    final StringBuilder strBuilder = new StringBuilder();
    strBuilder.append(getTravelerName()).append("\n")
        .append(getTravelerPrincipalName()).append("\n")
        .append(getTravelerPhone()).append("\n")
        .append(getTravelerEmail()).append("\n");
    final Cell retval = getBorderlessCell(strBuilder.toString());
    return retval;
}
 

/**
 * Information about the person that initiated the {@link TravelReimbursementDocument}
 */
protected Cell getInitiatorInfo() throws BadElementException {
    final StringBuilder strBuilder = new StringBuilder();
    strBuilder.append(getInitiatorName()).append("\n")
        .append(getInitiatorPrincipalName()).append("\n")
        .append(getInitiatorPhone()).append("\n")
        .append(getInitiatorEmail()).append("\n");
    final Cell retval = getBorderlessCell(strBuilder.toString());
    return retval;
}
 

private Cell getHeaderCell(String headerTxt) throws BadElementException{
	//set header cells:								
	Cell c = new Cell(new Chunk(headerTxt, getBoldFont()));
	c.setHeader(true);
	c.setBackgroundColor(Color.LIGHT_GRAY);
	
	return c;
}
 

/**
 * A very simple PdfPTable example.
 * 
 */
@Test
public void main() throws Exception {
	// step 1: creation of a document-object
	Document document = new Document();
	// step 2:
	// we create a writer that listens to the document
	// and directs a PDF-stream to a file
	PdfWriter.getInstance(document, PdfTestBase.getOutputStream("imageTable.pdf"));
	// step 3: we open the document
	document.open();
	// step 4: we create a table and add it to the document
	Table table = new Table(2, 2); // 2 rows, 2 columns
	table.addCell(new Cell(Image.getInstance(PdfTestBase.RESOURCES_DIR + "otsoe.jpg")));
	table.addCell(new Cell(Image.getInstance(PdfTestBase.RESOURCES_DIR + "iText.gif")));
	Cell c1 = new Cell();
	c1.add(Image.getInstance(PdfTestBase.RESOURCES_DIR + "iText.gif"));
	table.addCell(c1);
	Cell c2 = new Cell();
	c2.add(Image.getInstance(PdfTestBase.RESOURCES_DIR + "otsoe.jpg"));
	table.addCell(c2);
	document.add(table);
	document.add(new Paragraph("converted to PdfPTable:"));
	table.setConvert2pdfptable(true);
	document.add(table);

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

/**
 * Creates a Cell object based on a list of properties.
 * @param attributes
 * @return a Cell
 */
public static Cell getCell(Properties attributes) {
	Cell cell = new Cell();
	String value;

	cell.setHorizontalAlignment(attributes
			.getProperty(ElementTags.HORIZONTALALIGN));
	cell.setVerticalAlignment(attributes
			.getProperty(ElementTags.VERTICALALIGN));

	value = attributes.getProperty(ElementTags.WIDTH);
	if (value != null) {
		cell.setWidth(value);
	}
	value = attributes.getProperty(ElementTags.COLSPAN);
	if (value != null) {
		cell.setColspan(Integer.parseInt(value));
	}
	value = attributes.getProperty(ElementTags.ROWSPAN);
	if (value != null) {
		cell.setRowspan(Integer.parseInt(value));
	}
	value = attributes.getProperty(ElementTags.LEADING);
	if (value != null) {
		cell.setLeading(Float.parseFloat(value + "f"));
	}
	cell.setHeader(Utilities.checkTrueOrFalse(attributes,
			ElementTags.HEADER));
	if (Utilities.checkTrueOrFalse(attributes, ElementTags.NOWRAP)) {
		cell.setMaxLines(1);
	}
	setRectangleProperties(cell, attributes);
	return cell;
}
 

protected void addImage(Image img) throws EmptyStackException {
    // if there is an element on the stack...
    Object current = stack.pop();
    // ...and it's a Chapter or a Section, the Image can be
    // added directly
    if (current instanceof Chapter
            || current instanceof Section
            || current instanceof Cell) {
        ((TextElementArray) current).add(img);
        stack.push(current);
        return;
    }
    // ...if not, we need to to a lot of stuff
    else {
        Stack newStack = new Stack();
        while (!(current instanceof Chapter
                || current instanceof Section || current instanceof Cell)) {
            newStack.push(current);
            if (current instanceof Anchor) {
                img.setAnnotation(new Annotation(0, 0, 0,
                        0, ((Anchor) current).getReference()));
            }
            current = stack.pop();
        }
        ((TextElementArray) current).add(img);
        stack.push(current);
        while (!newStack.empty()) {
            stack.push(newStack.pop());
        }
        return;
    }
}
 

protected void addImage(Image img) throws EmptyStackException {
	// if there is an element on the stack...
	Object current = stack.pop();
	// ...and it's a Chapter or a Section, the Image can be
	// added directly
	if (current instanceof Chapter || current instanceof Section || current instanceof Cell) {
		((TextElementArray) current).add(img);
		stack.push(current);
		return;
	}
	// ...if not, we need to to a lot of stuff
	else {
		Stack newStack = new Stack();
		while (!(current instanceof Chapter || current instanceof Section || current instanceof Cell)) {
			newStack.push(current);
			if (current instanceof Anchor) {
				img.setAnnotation(new Annotation(0, 0, 0, 0, ((Anchor) current).getReference()));
			}
			current = stack.pop();
		}
		((TextElementArray) current).add(img);
		stack.push(current);
		while (!newStack.empty()) {
			stack.push(newStack.pop());
		}
		return;
	}
}
 

/**
 * Extended headers / footers example
 * 
 * 
 */
@Test
public void main() throws Exception {
	Document document = new Document();
	RtfWriter2.getInstance(document, PdfTestBase.getOutputStream("ExtendedHeaderFooter.rtf"));

	// Create the Paragraphs that will be used in the header.
	Paragraph date = new Paragraph("01.01.2010");
	date.setAlignment(Paragraph.ALIGN_RIGHT);
	Paragraph address = new Paragraph("TheFirm\nTheRoad 24, TheCity\n" + "+00 99 11 22 33 44");

	// Create the RtfHeaderFooter with an array containing the Paragraphs to
	// add
	RtfHeaderFooter header = new RtfHeaderFooter(new Element[] { date, address });

	// Set the header
	document.setHeader(header);

	// Create the table that will be used as the footer
	Table footer = new Table(2);
	footer.setBorder(0);
	footer.getDefaultCell().setBorder(0);
	footer.setWidth(100);
	footer.addCell(new Cell("(c) Mark Hall"));
	Paragraph pageNumber = new Paragraph("Page ");

	// The RtfPageNumber is an RTF specific element that adds a page number
	// field
	pageNumber.add(new RtfPageNumber());
	pageNumber.setAlignment(Paragraph.ALIGN_RIGHT);
	footer.addCell(new Cell(pageNumber));

	// Create the RtfHeaderFooter and set it as the footer to use
	document.setFooter(new RtfHeaderFooter(footer));

	document.open();

	document.add(new Paragraph("This document has headers and footers created"
			+ " using the RtfHeaderFooter class."));

	document.close();

}
 

/**
 * Shows how a table is split if it doesn't fit the page.
 */
@Test
public void main() throws Exception {
	// creation of the document with a certain size and certain margins
	Document document = new Document(PageSize.A4.rotate(), 50, 50, 50, 50);

	// creation of the different writers
	PdfWriter.getInstance(document, PdfTestBase.getOutputStream("repeatingtable.pdf"));

	// we add some meta information to the document
	document.addAuthor("Alan Soukup");
	document.addSubject("This is the result of a Test.");

	document.open();

	Table datatable = new Table(10);

	int headerwidths[] = { 10, 24, 12, 12, 7, 7, 7, 7, 7, 7 };
	datatable.setWidths(headerwidths);
	datatable.setWidth(100);
	datatable.setPadding(3);

	// the first cell spans 10 columns
	Cell cell = new Cell(new Phrase("Administration -System Users Report", FontFactory.getFont(
			FontFactory.HELVETICA, 24, Font.BOLD)));
	cell.setHorizontalAlignment(Element.ALIGN_CENTER);
	cell.setLeading(30);
	cell.setColspan(10);
	cell.setBorder(Rectangle.NO_BORDER);
	cell.setBackgroundColor(new Color(0xC0, 0xC0, 0xC0));
	datatable.addCell(cell);

	// These cells span 2 rows
	datatable.getDefaultCell().setBorderWidth(2);
	datatable.getDefaultCell().setHorizontalAlignment(1);
	datatable.addCell("User Id");
	datatable.addCell("Name\nAddress");
	datatable.addCell("Company");
	datatable.addCell("Department");
	datatable.addCell("Admin");
	datatable.addCell("Data");
	datatable.addCell("Expl");
	datatable.addCell("Prod");
	datatable.addCell("Proj");
	datatable.addCell("Online");

	// this is the end of the table header
	datatable.endHeaders();

	datatable.getDefaultCell().setBorderWidth(1);

	for (int i = 1; i < 30; i++) {

		datatable.getDefaultCell().setHorizontalAlignment(Element.ALIGN_LEFT);

		datatable.addCell("myUserId");
		datatable
				.addCell("Somebody with a very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very, very long long name");
		datatable.addCell("No Name Company");
		datatable.addCell("D" + i);

		datatable.getDefaultCell().setHorizontalAlignment(Element.ALIGN_CENTER);
		datatable.addCell("No");
		datatable.addCell("Yes");
		datatable.addCell("No");
		datatable.addCell("Yes");
		datatable.addCell("No");
		datatable.addCell("Yes");

	}
	document.add(new Paragraph("com.lowagie.text.Table - Cells split"));
	document.add(datatable);
	document.newPage();
	document.add(new Paragraph("com.lowagie.text.pdf.PdfPTable - Cells split\n\n"));
	datatable.setConvert2pdfptable(true);
	document.add(datatable);
	document.newPage();
	document.add(new Paragraph("com.lowagie.text.Table - Cells kept together"));
	datatable.setConvert2pdfptable(false);
	datatable.setCellsFitPage(true);
	document.add(datatable);
	document.newPage();
	document.add(new Paragraph("com.lowagie.text.pdf.PdfPTable - Cells kept together\n\n"));
	datatable.setConvert2pdfptable(true);
	document.add(datatable);

	// we close the document
	document.close();
}
 

/**
 * Constructs a RtfCell based on a Cell.
 * 
 * @param doc The RtfDocument this RtfCell belongs to
 * @param row The RtfRow this RtfCell lies in
 * @param cell The Cell to base this RtfCell on
 */
protected RtfCell(RtfDocument doc, RtfRow row, Cell cell) {
    this.document = doc;
    this.parentRow = row;
    importCell(cell);
}
 

/**
 * Constructs a PatchRtfCell based on a Cell.
 *
 * @param doc
 *          The RtfDocument this PatchRtfCell belongs to
 * @param row
 *          The PatchRtfRow this PatchRtfCell lies in
 * @param cell
 *          The Cell to base this PatchRtfCell on
 */
protected PatchRtfCell( RtfDocument doc, PatchRtfRow row, Cell cell ) {
  this.document = doc;
  this.parentRow = row;
  importCell( cell );
}