import java.io.FileOutputStream;
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.PdfLayerMembership;
import com.lowagie.text.pdf.PdfWriter;
public class LayersPDF {
public static void main(String[] args) {
Document document = new Document();
try {
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("LayersPDF.pdf"));
writer.setPdfVersion(PdfWriter.VERSION_1_5);
writer.setViewerPreferences(PdfWriter.PageModeUseOC);
document.open();
PdfContentByte cb = writer.getDirectContent();
PdfLayer l1 = new PdfLayer("Layer 1", writer);
PdfLayer l2 = new PdfLayer("Layer 2", writer);
PdfLayer l3 = new PdfLayer("Layer 3", writer);
PdfLayerMembership m1 = new PdfLayerMembership(writer);
m1.addMember(l1);
m1.addMember(l2);
m1.addMember(l3);
cb.beginLayer(l1);
ColumnText.showTextAligned(cb, Element.ALIGN_LEFT, new Phrase("Text in layer 1"), 50, 600, 0);
cb.endLayer();
cb.beginLayer(l2);
ColumnText.showTextAligned(cb, Element.ALIGN_LEFT, new Phrase("Text in layer 2"), 50, 550, 0);
cb.endLayer();
cb.beginLayer(l3);
ColumnText.showTextAligned(cb, Element.ALIGN_LEFT, new Phrase("Text in layer 3"), 50, 500, 0);
cb.endLayer();
} catch (Exception e) {
System.err.println(e.getMessage());
}
document.close();
}
}
itext.zip( 1,748 k)