Mega Code Archive
Image Masks Demo
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import java.io.FileOutputStream;
import com.lowagie.text.Document;
import com.lowagie.text.Image;
import com.lowagie.text.PageSize;
import com.lowagie.text.Paragraph;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfWriter;
public class ImageMasksPDF {
public static void main(String[] args) {
Document document = new Document(PageSize.A4, 50, 50, 50, 50);
try {
PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("ImageMasksPDF.pdf"));
document.open();
Paragraph p = new Paragraph("Some text behind a masked image.");
for(int i=0;i<50;i++){
document.add(p);
}
PdfContentByte cb = writer.getDirectContent();
byte maskr[] = { (byte) 0x77, (byte) 0x77, (byte) 0x00, (byte) 0x00, (byte) 0x00,
(byte) 0x00, (byte) 0x77, (byte) 0x77 };
Image mask = Image.getInstance(8, 8, 1, 1, maskr);
mask.makeMask();
mask.setInvertMask(true);
Image image = Image.getInstance("logo.png");
image.setImageMask(mask);
image.setAlignment(Image.TEXTWRAP);
image.setAbsolutePosition(60, 550);
cb.addImage(image);
document.close();
} catch (Exception de) {
de.printStackTrace();
}
}
}
itext.zip( 1,748 k)
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