To create PDF file we need iText 5 jar. Download iText Jars from iText Website or Maven Repository
ImageBackground.java
Output
Reference : iText Website
Maven Dependency
com.itextpdf itextpdf 5.5.11
ImageBackground.java
package com.javatutorialcorner.itextpdf;
import com.itextpdf.text.Document;
import com.itextpdf.text.DocumentException;
import com.itextpdf.text.ExceptionConverter;
import com.itextpdf.text.Font;
import com.itextpdf.text.Font.FontFamily;
import com.itextpdf.text.Image;
import com.itextpdf.text.Paragraph;
import com.itextpdf.text.Rectangle;
import com.itextpdf.text.pdf.GrayColor;
import com.itextpdf.text.pdf.PdfContentByte;
import com.itextpdf.text.pdf.PdfPCell;
import com.itextpdf.text.pdf.PdfPCellEvent;
import com.itextpdf.text.pdf.PdfPTable;
import com.itextpdf.text.pdf.PdfWriter;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
public class ImageBackground {
class ImageBackgroundEvent implements PdfPCellEvent {
protected Image image;
public ImageBackgroundEvent(Image image) {
this.image = image;
}
public void cellLayout(PdfPCell cell, Rectangle position,
PdfContentByte[] canvases) {
try {
PdfContentByte cb = canvases[PdfPTable.BACKGROUNDCANVAS];
image.scaleAbsolute(position);
image.setAbsolutePosition(position.getLeft(), position.getBottom());
cb.addImage(image);
} catch (DocumentException e) {
throw new ExceptionConverter(e);
}
}
}
public static final String DEST = "C:/JTC/ImageBackground.pdf";
public static final String IMG = "C:/JTC/jtc.png";
public static void main(String[] args) throws IOException, DocumentException {
File file = new File(DEST);
file.getParentFile().mkdirs();
new ImageBackground().createPdf(DEST);
}
public void createPdf(String dest) throws IOException, DocumentException {
Document document = new Document();
PdfWriter.getInstance(document, new FileOutputStream(dest));
document.open();
PdfPTable table = new PdfPTable(1);
table.setTotalWidth(400);
table.setLockedWidth(true);
PdfPCell cell = new PdfPCell();
Font font = new Font(FontFamily.HELVETICA, 12, Font.NORMAL, GrayColor.GRAYWHITE);
Paragraph p = new Paragraph("A cell with an image as background color.", font);
cell.addElement(p);
Image image = Image.getInstance(IMG);
cell.setCellEvent(new ImageBackgroundEvent(image));
cell.setFixedHeight(600 * image.getScaledHeight() / image.getScaledWidth());
table.addCell(cell);
document.add(table);
document.close();
}
}
Output
Reference : iText Website




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