Mega Code Archive
Transparency by PdfContentByte
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import java.awt.Color;
import java.io.FileOutputStream;
import com.lowagie.text.Document;
import com.lowagie.text.Element;
import com.lowagie.text.PageSize;
import com.lowagie.text.Phrase;
import com.lowagie.text.pdf.ColumnText;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfGState;
import com.lowagie.text.pdf.PdfTemplate;
import com.lowagie.text.pdf.PdfTransparencyGroup;
import com.lowagie.text.pdf.PdfWriter;
public class TransparencyPDF {
public static void main(String[] args) {
Document document = new Document(PageSize.A4, 50, 50, 50, 50);
try {
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("TransparencyPDF.pdf"));
document.open();
PdfContentByte cb = writer.getDirectContent();
PdfGState gs1 = new PdfGState();
gs1.setFillOpacity(0.5f);
cb.setGState(gs1);
cb.setColorStroke(Color.black);
cb.setColorFill(Color.gray);
cb.rectangle(0, 0, 100, 200);
cb.fill();
cb.setLineWidth(2);
cb.rectangle(0, 0, 200, 200);
cb.stroke();
PdfGState gs2 = new PdfGState();
gs2.setFillOpacity(0.1f);
cb.setGState(gs2);
cb.setColorStroke(Color.black);
cb.setColorFill(Color.gray);
cb.rectangle(50, 50, 100, 200);
cb.fill();
cb.setLineWidth(2);
cb.rectangle(50, 50, 200, 200);
cb.stroke();
}
catch (Exception de) {
de.printStackTrace();
}
document.close();
}
}
itext.zip( 1,748 k)
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