import java.io.FileOutputStream;
import java.util.ArrayList;
import com.lowagie.text.Document;
import com.lowagie.text.Element;
import com.lowagie.text.Phrase;
import com.lowagie.text.pdf.ColumnText;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfLayer;
import com.lowagie.text.pdf.PdfWriter;
public class MainClass {
public static void main(String[] args) throws Exception {
Document document = new Document();
PdfWriter writer = PdfWriter
.getInstance(document, new FileOutputStream("2.pdf"));
writer.setPdfVersion(PdfWriter.VERSION_1_5);
document.open();
PdfContentByte cb = writer.getDirectContent();
PdfLayer zoom = new PdfLayer("Zoom 0.75-1.25", writer);
zoom.setOnPanel(false);
zoom.setZoom(0.75f, 1.25f);
cb.beginLayer(zoom);
ColumnText.showTextAligned(cb, Element.ALIGN_LEFT, new Phrase(
"Only visible if the zoomfactor is between 75 and 125%"), 30, 530, 90);
cb.endLayer();
document.close();
}
}