When it looks good on screen but doesn't print correctly usually the problem is the printer driver. Print as image and if it works the problem is the printer or printer driver.
Paulo ----- Original Message ----- From: "James Darschewski" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Tuesday, November 14, 2006 9:12 PM Subject: [iText-questions] Stamp issue >I am having an issue stamping PDFs. I set an opacity of the stamp and it > looks good on the screen. However when you go to print the pdf the > scanned > image (the pdfs being stamped are scanned files saved as pdf) only show > through where the letters of the stamp are and not where there is > whitespace > on the stamped text. I tried using 1.4.6 but that does the same thing...I > look at the pdf version and it shows it as 1.2, i think i need to change > it > to at least 1.4 but cannot figure out how. My java code is below > ---------------------------------------- > > > import java.awt.Color; > import java.io.FileOutputStream; > //import java.util.HashMap; > > import com.lowagie.text.Element; > import com.lowagie.text.Image; > //import com.lowagie.text.PageSize; > import com.lowagie.text.pdf.BaseFont; > import com.lowagie.text.pdf.PdfContentByte; > import com.lowagie.text.pdf.PdfGState; > import com.lowagie.text.pdf.PdfReader; > import com.lowagie.text.pdf.PdfStamper; > > /** > * Reads the pages of an existing PDF file, adds pagenumbers and a > watermark. > */ > public class pdfWatermark { > /** The Graphic state */ > public static PdfGState gstate; > public String inFile; > public String outFile; > public String imgFile; > /** > * Reads the pages of an existing PDF file, adds pagenumbers and a > watermark. > * @param args no arguments needed > */ > public pdfWatermark(){ > inFile = ""; > outFile = ""; > imgFile = ""; > } > > public pdfWatermark (String iFile, String oFile, String imageFile) { > inFile = iFile; > outFile = oFile; > imgFile = imageFile; > } > > public void makeWatermark () { > // System.out.println("Add watermarks and pagenumbers"); > try { > // we create a reader for a certain document > PdfReader reader = new PdfReader(inFile); > int n = reader.getNumberOfPages(); > // we create a stamper that will copy the document to a new > file > PdfStamper stamp = new PdfStamper(reader, new > FileOutputStream(outFile),'\0'); > // adding some metadata > // HashMap moreInfo = new HashMap(); > //moreInfo.put("Author", "Bruno Lowagie"); > // stamp.setMoreInfo(moreInfo); > // adding content to each page > int i = 0; > PdfContentByte under; > PdfContentByte over; > > Image img = Image.getInstance(imgFile); > img.setRotationDegrees(45); > //img.setTransparency(new int[] {255, 255}); > BaseFont bf = BaseFont.createFont(BaseFont.HELVETICA, > BaseFont.WINANSI, BaseFont.EMBEDDED); > gstate = new PdfGState(); > gstate.setFillOpacity(0.3f); > gstate.setStrokeOpacity(0.3f); > img.setAbsolutePosition(160, 300); > while (i < n) { > i++; > // watermark OVER the existing page > under = stamp.getUnderContent(i); > //under.addImage(img); > > // text over the existing page > over = stamp.getOverContent(i); > over.addImage(img); > > over.beginText(); > over.setGState(gstate); > over.setColorFill(Color.red); > //under.setFontAndSize(bf, 18); > //under.setTextMatrix(30, 30); > //under.showText("page " + i); > over.setFontAndSize(bf, 80); > over.showTextAligned(Element.ALIGN_CENTER, " PAID", > reader.getPageSize(i).width() /2,reader.getPageSize(i).height() /2, 45); > over.endText(); > } > // adding an extra page > /* > stamp.insertPage(1, PageSize.A4); > over = stamp.getOverContent(1); > over.beginText(); > over.setFontAndSize(bf, 18); > over.showTextAligned(Element.ALIGN_LEFT, "DUPLICATE OF AN > EXISTING PDF DOCUMENT", 30, 600, 0); > over.endText(); > */ > // adding a page from another document > /* > PdfReader reader2 = new PdfReader("SimpleAnnotations1.pdf"); > under = stamp.getUnderContent(1); > under.addTemplate(stamp.getImportedPage(reader2, 3), 1, 0, 0, > 1, > 0, 0); > */ > // closing PdfStamper will generate the new PDF file > > stamp.close(); > } > catch (Exception de) { > de.printStackTrace(); > } > } > public static void main (String args[]){ > pdfWatermark p = new pdfWatermark(args[0], args[1],args[2]); > p.makeWatermark(); > } > } > -------------------------------------------------------------------------------- > ------------------------------------------------------------------------- > Take Surveys. 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Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ iText-questions mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/itext-questions Buy the iText book: http://itext.ugent.be/itext-in-action/
