Java/PDF RTF/Table Cell Color

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();
  }
}

Table Cell Color Demo

import java.awt.Color;
import java.io.FileOutputStream;
import com.lowagie.text.Document;
import com.lowagie.text.Paragraph;
import com.lowagie.text.pdf.PdfPCell;
import com.lowagie.text.pdf.PdfPTable;
import com.lowagie.text.pdf.PdfWriter;
public class TableCellColorPDF {
  public static void main(String[] args) {
    Document document = new Document();
    try {
      PdfWriter.getInstance(document, new FileOutputStream("TableCellColorPDF.pdf"));
      document.open();
      PdfPTable table = new PdfPTable(1);
      PdfPCell cell = new PdfPCell(new Paragraph("cell test1"));
      cell.setBorderColor(new Color(255, 0, 0));
      table.addCell(cell);
      
      cell = new PdfPCell(new Paragraph("cell test2"));
      table.addCell(cell);
      
      document.add(table);
    } catch (Exception e) {
      System.err.println(e.getMessage());
    }
    document.close();
  }
}

Table Cell with Background

import java.awt.Color;
import java.io.FileOutputStream;
import com.lowagie.text.Chunk;
import com.lowagie.text.Document;
import com.lowagie.text.Element;
import com.lowagie.text.Image;
import com.lowagie.text.pdf.PdfPCell;
import com.lowagie.text.pdf.PdfPTable;
import com.lowagie.text.pdf.PdfWriter;
public class TableCellWithBackgroundPDF {
  public static void main(String[] args) {
    Document.rupress = false;
    Document document = new Document();
    try {
      PdfWriter.getInstance(document, new FileOutputStream("TableCellWithBackgroundPDF.pdf"));
      document.open();
      Image img = Image.getInstance("logo.png");
      img.scalePercent(10);
      
      PdfPTable table = new PdfPTable(3);
      PdfPCell cell = new PdfPCell();
      cell.addElement(new Chunk("cell "));
      cell.setBackgroundColor(new Color(0xC0, 0xC0, 0xC0));
      cell.setHorizontalAlignment(Element.ALIGN_CENTER);
      table.addCell("a cell");
      table.addCell(cell);
      table.addCell("a cell");
      document.add(table);
    } catch (Exception e) {
      System.err.println(e.getMessage());
    }
    document.close();
  }
}