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Cell Gray Scale

import java.io.FileOutputStream; import com.lowagie.text.Document; import com.lowagie.text.PageSize; import com.lowagie.text.Paragraph; import com.lowagie.text.Rectangle; import com.lowagie.text.pdf.PdfPCell; import com.lowagie.text.pdf.PdfPTable; import com.lowagie.text.pdf.PdfWriter; public class CellGrayScalePDF {   public static void main(String[] args) {     Document document = new Document(PageSize.A4);     try {       PdfWriter writer = PdfWriter.getInstance(document,  new FileOutputStream("CellGrayScalePDF.pdf"));       document.open();       PdfPTable table = new PdfPTable(1);       PdfPCell cell = new PdfPCell(new Paragraph("0.25"));       cell.setBorder(Rectangle.NO_BORDER);       cell.setGrayFill(0.25f);       table.addCell(cell);       cell = new PdfPCell(new Paragraph("0.5"));       cell.setBorder(Rectangle.NO_BORDER);       cell.setGrayFill(0.5f);       table.addCell(cell);       cell = new PdfPCell(new Paragraph("0.75"));       cell.setBorder(Rectangle.NO_BORDER);       cell.setGrayFill(0.75f);       table.addCell(cell);              document.add(table);     } catch (Exception de) {       de.printStackTrace();     }     document.close();   } }                     itext.zip( 1,748 k)