Java Edit pdf Write text Insert Picture

Package Com.test;import Com.itextpdf.text.basecolor;import Com.itextpdf.text.font;import com.itextpdf.text.Image; Import Com.itextpdf.text.pdf.*;import org.junit.test;import java.io.fileoutputstream;/** * Edit PDF */public Class    pdftest {@Test public void testpdf () {generatepdf ("d:/1.pdf", "D:/2.pdf", "d:1.png");     }/** * Generate a new PDF * @param pdfpath the PDF path to edit * @param newpdfpath generate a new PDF path * @param imagePath Insert Picture Path            */public void generatepdf (String pdfpath,string newpdfpath,string imagePath) {try{//create a PDF read stream            Pdfreader reader = new Pdfreader (Pdfpath);            Create a pdfstamper based on a pdfreader. Used to generate a new PDF.            Pdfstamper stamper = new Pdfstamper (reader,new FileOutputStream (Newpdfpath));            This font is self-contained in Itext-asian.jar so do not consider operating system environment issues.            Basefont bf = Basefont.createfont ("Stsong-light", "unigb-ucs2-h", basefont.not_embedded);            Basefont does not support font style settings. But font fonts require the operating system to support this font, which can lead to porting problems. Font font = new Font (bf,10);            Font.setstyle (Font.Bold);            Font.getbasefont ();            Pdfcontentbyte over; The number of pages is 1-based for (int i=1; i<=reader.getnumberofpages (); i++) {//Get Pdfstamper print content on the top of the current page. Which means                Content will be overwritten with the original PDF content.                over = Stamper.getovercontent (i);                Lower-level print content of the current page select//over = stamper.getundercontent (i) as per your requirement;                Gets the current page Dictionary object with Pdfreader. Contains some data for the page. For example, the axis information for this page.                Pdfdictionary p = Reader.getpagen (i);                Get the size information for the page in the Mediabox.                Pdfobject po = p.get (New Pdfname ("Mediabox"));                The PO is an array object. It contains the axis range of the page's PDF.                Pdfarray pa = (pdfarray) po;                Start writing text Over.begintext ();                Set the font and size over.setfontandsize (Font.getbasefont (), 90);                Sets the font color Over.setcolorfill (new Basecolor (0,110,107,100)); Com.itextpdf.text.pdf.PdfGState gstate = nEW pdfgstate ();                Gstate.setstrokeopacity (0.1f);                Over.setgstate (gstate); To output the text alignment, write a word to set the font's output position if the font is rotated over.showtextaligned (0, "HELLO World", 0,100,1                00);                Over.endtext ();                Creates an Image object.                Image image = Image.getinstance (ImagePath); Sets the output position of the Image object Pa.getasnumber (Pa.size ()-1). Floatvalue () is the maximum value of the y-axis of the page's PDF axis 0, 0, 841.92, 595.32 Image.setab                Soluteposition (0,pa.getasnumber (Pa.size ()-1). Floatvalue ());                Sets the size of the inserted picture Image.scaletofit (50,50);                Over.addimage (image);                Draw a circle.                Over.setrgbcolorstroke (0xFF, 0x00, 0x00);                Over.setlinewidth (5f);                Over.ellipse (250, 450, 350, 550);            Over.stroke ();        } stamper.close ();        }catch (Exception e) {e.printstacktrace (); }    }}

PDF Development Kit: http://pdfbox.apache.org/

Java Edit pdf Write text Insert Picture