Java Image.setAbsolutePosition方法代码示例

import com.itextpdf.text.Image; //导入方法依赖的package包/类
public static byte[] stampLayer(InputStream _pdfFile, Image iImage, int x, int y, String layername, boolean readLayers) throws IOException, DocumentException
{
    PdfReader reader = new PdfReader(_pdfFile);

    try (   ByteArrayOutputStream ms = new ByteArrayOutputStream()  )
    {
        PdfStamper stamper = new PdfStamper(reader, ms);
        //Don't delete otherwise the stamper flattens the layers
        if (readLayers)
            stamper.getPdfLayers();

        PdfLayer logoLayer = new PdfLayer(layername, stamper.getWriter());
        PdfContentByte cb = stamper.getUnderContent(1);
        cb.beginLayer(logoLayer);

        //300dpi
        iImage.scalePercent(24f);
        iImage.setAbsolutePosition(x, y);
        cb.addImage(iImage);

        cb.endLayer();
        stamper.close();

        return (ms.toByteArray());
    }
}
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
@Override
   public void onEndPage(PdfWriter writer, Document document) {
       try {
       	footer = buildPdfTable(PRINT_PAGE_FOOTER);   
       	if (footer != null) {
       		printPageFooterBand();
       		Rectangle page = document.getPageSize();        		            		            		
       		footer.setTotalWidth(page.getWidth() - document.leftMargin() - document.rightMargin());            		
       		footer.writeSelectedRows(0, -1, document.leftMargin(), document.bottomMargin(), writer.getDirectContent());
       		
       		String image = bean.getReportLayout().getBackgroundImage();
if (image != null) {						
	byte[] imageBytes = getImage(image);
	Image pdfImage = Image.getInstance(imageBytes);
	pdfImage.setAbsolutePosition(0, 0);
	writer.getDirectContentUnder().addImage(pdfImage);
}
       	}
       } catch (Exception e) {
           throw new ExceptionConverter(e);
       } finally {
       	pageNo = writer.getPageNumber();
       }
   }
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
/**
 * Create itextPdf image object with visitor signature.
 * 
 * @param file 
 * @param imgHeight
 * @param imgWidth
 * @return com.itextpdf.text.Image
 */
public static Image createNDAImage(File file, int imgHeight, int imgWidth) {
	try {
		Image image = Image.getInstance(file.getAbsolutePath());
		if (imgHeight!=0 && imgWidth!=0) {
			image.scaleAbsolute(imgWidth, imgHeight);
		} else {
			image.scaleAbsolute(230, 140);
		} image.setAbsolutePosition(70, 450);
		return image;
	} catch (BadElementException | IOException e) {
		logger.error("Exception while creating image for NDA file. ",e);
		return null;
	}
}
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
public void tiff2Pdf(File singleTifFile, File pdfFile) {

		// based on tiff2pdf from itext toolbox 0.0.2
		// (cfr.http://itexttoolbox.sourceforge.net/doku.php?id=download&DokuWiki=
		// ecde1bfec0b8cca87dd8c6c042183992)
		try {
			RandomAccessFileOrArray ra = new RandomAccessFileOrArray(
					singleTifFile.getAbsolutePath());
			// RandomAccessFileOrArray ra = new
			// RandomAccessFileOrArray(tempByteArray);
			int comps = TiffImage.getNumberOfPages(ra);

			Document document = new Document(PageSize.A4);
			float width = PageSize.A4.getWidth();
			float height = PageSize.A4.getHeight();
			Image img = TiffImage.getTiffImage(ra, 1);

			document.setPageSize(PageSize.A4);

			PdfWriter writer = PdfWriter.getInstance(document,
					new FileOutputStream(pdfFile));

			// pdf/a
			// from
			// http://www.opensubscriber.com/message/[email protected]
			// .net/7593470.html

			// check that it is really pdf/a:
			// http://www.intarsys.de/produkte/pdf-a-live/pdf-a-check-1
			// => 2 warnings
			// Keine eindeutige ID gefunden
			// Kein History-Eintrag vorhanden
			writer.setPDFXConformance(PdfWriter.PDFA1B);
			document.open();

			PdfDictionary outi = new PdfDictionary(PdfName.OUTPUTINTENT);
			outi.put(PdfName.OUTPUTCONDITIONIDENTIFIER, new PdfString(
					"sRGB IEC61966-2.1"));
			outi.put(PdfName.INFO, new PdfString("sRGB IEC61966-2.1"));
			outi.put(PdfName.S, PdfName.GTS_PDFA1);
			ICC_Profile icc = ICC_Profile.getInstance(Thread.currentThread()
					.getContextClassLoader().getResourceAsStream(
							"/srgb.profile"));
			PdfICCBased ib = new PdfICCBased(icc);
			ib.remove(PdfName.ALTERNATE);
			outi.put(PdfName.DESTOUTPUTPROFILE, writer.addToBody(ib)
					.getIndirectReference());
			writer.getExtraCatalog().put(PdfName.OUTPUTINTENTS,
					new PdfArray(outi));

			PdfContentByte cb = writer.getDirectContent();
			for (int c = 0; c < comps; ++c) {
				img = TiffImage.getTiffImage(ra, c + 1);
				if (img != null) {
						document.setPageSize(PageSize.A4);
						document.newPage();
						img.setAbsolutePosition(0, 0);
						img.scaleToFit(width, height);
				
					cb.addImage(img);
					logger.debug("Finished page " + (c + 1));
				}
			}
			ra.close();

			writer.createXmpMetadata();// pdfa
			document.close();
		} catch (Throwable e) {
			// catch Throwable because we encountere a java.lang.InternalError
			// cfr. http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6503430
			// probably better to move to later java version for poller
			logger.error("Pdf not created", e);
		}
	}
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
/**
 * The <code>addImageToPdf</code> method is used to add image to pdf and make it searchable by adding image text in invisible mode
 * w.r.t parameter 'isPdfSearchable' passed.
 * 
 * @param pdfWriter {@link PdfWriter} writer of pdf in which image has to be added
 * @param htmlUrl {@link HocrPage} corresponding html file for fetching text and coordinates
 * @param imageUrl {@link String} url of image to be added in pdf
 * @param isPdfSearchable true for searchable pdf else otherwise
 * @param widthOfLine
 */
private void addImageToPdf(PdfWriter pdfWriter, HocrPage hocrPage, String imageUrl, boolean isPdfSearchable, final int widthOfLine) {
	if (null != pdfWriter && null != imageUrl && imageUrl.length() > 0) {
		try {
			LOGGER.info("Adding image" + imageUrl + " to pdf using iText");
			Image pageImage = Image.getInstance(imageUrl);
			float dotsPerPointX = pageImage.getDpiX() / PDF_RESOLUTION;
			float dotsPerPointY = pageImage.getDpiY() / PDF_RESOLUTION;
			PdfContentByte pdfContentByte = pdfWriter.getDirectContent();

			pageImage.scaleToFit(pageImage.getWidth() / dotsPerPointX, pageImage.getHeight() / dotsPerPointY);

			pageImage.setAbsolutePosition(0, 0);

			// Add image to pdf
			pdfWriter.getDirectContentUnder().addImage(pageImage);
			pdfWriter.getDirectContentUnder().add(pdfContentByte);

			// If pdf is to be made searchable
			if (isPdfSearchable) {
				LOGGER.info("Adding invisible text for image: " + imageUrl);
				float pageImagePixelHeight = pageImage.getHeight();
				Font defaultFont = FontFactory.getFont(FontFactory.HELVETICA, 8, Font.BOLD, CMYKColor.BLACK);

				// Fetch text and coordinates for image to be added
				Map<String, int[]> textCoordinatesMap = getTextWithCoordinatesMap(hocrPage, widthOfLine);
				Set<String> ketSet = textCoordinatesMap.keySet();

				// Add text at specific location
				for (String key : ketSet) {
					int[] coordinates = textCoordinatesMap.get(key);
					float bboxWidthPt = (coordinates[2] - coordinates[0]) / dotsPerPointX;
					float bboxHeightPt = (coordinates[3] - coordinates[1]) / dotsPerPointY;
					pdfContentByte.beginText();

					// To make text added as invisible
					pdfContentByte.setTextRenderingMode(PdfContentByte.TEXT_RENDER_MODE_INVISIBLE);
					pdfContentByte.setLineWidth(Math.round(bboxWidthPt));

					// Ceil is used so that minimum font of any text is 1
					// For exception of unbalanced beginText() and endText()
					if (bboxHeightPt > 0.0) {
						pdfContentByte.setFontAndSize(defaultFont.getBaseFont(), (float) Math.ceil(bboxHeightPt));
					} else {
						pdfContentByte.setFontAndSize(defaultFont.getBaseFont(), 1);
					}
					float xCoordinate = (float) (coordinates[0] / dotsPerPointX);
					float yCoordinate = (float) ((pageImagePixelHeight - coordinates[3]) / dotsPerPointY);
					pdfContentByte.moveText(xCoordinate, yCoordinate);
					pdfContentByte.showText(key);
					pdfContentByte.endText();
				}
			}
			pdfContentByte.closePath();
		} catch (BadElementException badElementException) {
			LOGGER
					.error("Error occurred while adding image" + imageUrl + " to pdf using Itext: "
							+ badElementException.toString());
		} catch (DocumentException documentException) {
			LOGGER.error("Error occurred while adding image" + imageUrl + " to pdf using Itext: " + documentException.toString());
		} catch (MalformedURLException malformedURLException) {
			LOGGER.error("Error occurred while adding image" + imageUrl + " to pdf using Itext: "
					+ malformedURLException.toString());
		} catch (IOException ioException) {
			LOGGER.error("Error occurred while adding image" + imageUrl + " to pdf using Itext: " + ioException.toString());
		}
	}
}
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
public CreatePDF_3DPrinter(File file, ArrayList<String> infos, ArrayList<Image> imagelist) throws DocumentException, MalformedURLException, IOException{
	result = file;
	MyPDF = new Document(PageSize.A4, 50, 50, 80, 80);
	MyWriter = PdfWriter.getInstance(MyPDF,new FileOutputStream(result));
	MyWriter.setInitialLeading(160);
	MyPDF.open();
	Font font = new Font(Font.FontFamily.TIMES_ROMAN, 40, Font.NORMAL);
	Paragraph pg = new Paragraph();
	pg.setAlignment(Element.ALIGN_CENTER);
	pg.setSpacingAfter(150);
	pg.setFont(font);
	pg.add(infos.get(0));	
	pg.setLeading(2,1);
	MyPDF.add(pg);
	Image image = Image.getInstance(loadImage("/logo.png"), null);
	image.setAbsolutePosition((MyPDF.getPageSize().getWidth()/2) - (image.getWidth()/2), 580f);
	if(infos.get(0).length()<25){
		image.setAbsolutePosition((MyPDF.getPageSize().getWidth()/2) - (image.getWidth()/2), 620f);
	}
       MyPDF.add(image);
	MyPDF.add(createFrontPageTable(infos));
	
	if(imagelist!=null){
		tilingImages(imagelist);
	}
	MyPDF.close();
}
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
public CreatePDF_LaserCutting(File file, ArrayList<String> infos, ArrayList<Image> imagelist) throws DocumentException, MalformedURLException, IOException{
	result = file;
	MyPDF = new Document(PageSize.A4, 50, 50, 80, 80);
	MyWriter = PdfWriter.getInstance(MyPDF,new FileOutputStream(result));
	MyWriter.setInitialLeading(160);
	MyPDF.open();
	Font font = new Font(Font.FontFamily.TIMES_ROMAN, 40, Font.NORMAL);
	Paragraph pg = new Paragraph();
	pg.setAlignment(Element.ALIGN_CENTER);
	pg.setSpacingAfter(150);
	pg.setFont(font);
	pg.add(infos.get(0));	
	pg.setLeading(2,1);
	MyPDF.add(pg);
	Image image = Image.getInstance(loadImage("/logo.png"), null);
	image.setAbsolutePosition((MyPDF.getPageSize().getWidth()/2) - (image.getWidth()/2), 580f);
	if(infos.get(0).length()<25){
		image.setAbsolutePosition((MyPDF.getPageSize().getWidth()/2) - (image.getWidth()/2), 620f);
	}
       MyPDF.add(image);
	MyPDF.add(createFrontPageTable(infos));
	
	if(imagelist!=null){
		tilingImages(imagelist);
	}
	MyPDF.close();
}
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
public static void convertToIMG(String[] RESOURCES,String result,String path,int s) throws FileNotFoundException, DocumentException, BadElementException, IOException {
System.out.println(":)");
       
        // step 1
        Document document = new Document();
        // step 2
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(result));
        // step 3
        document.open();
        // step 4
        // Adding a series of images
        Image img;
System.out.println(":) :)");        
       for (String image:RESOURCES) {
           System.out.println(image);
            
           img = Image.getInstance(path+image);
            
            document.setPageSize(img);
            document.newPage();
            img.setAbsolutePosition(0, 0);
            document.add(img);
            System.out.println(":(");
        }
       System.out.println(":) :) :) Pdf is outo");
        // step 5
        document.close();
                     
        if(s==1){
               JOptionPane.showMessageDialog(null,"Converted Successfully");
            //JOptionPane.showMessageDialog(null, "Finished\nFile save in :\nC:\\DjVu++Task\\ImagestoPDF\\"+RESOURCES[0].substring(0,RESOURCES[0].lastIndexOf("."))+".pdf");
        }
    }
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
public void addLogo(PdfContentByte cb, String imagePath, float xPos, float yPos) throws MalformedURLException, IOException, DocumentException {
    URL imageUrl = getClass().getResource(imagePath + "/IPAT_logo_Relaunch2016_RZ_RGB.jpg");
    final Image logoImage = Image.getInstance(imageUrl);
    logoImage.setAbsolutePosition(xPos, yPos);
    logoImage.scalePercent(3f, 3f);
    cb.addImage(logoImage);
}
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
/**
 * Creates a PDF document.
 * @param filename the path to the new PDF document, UPC SKU BinRack
 * Can be null, Default values set statically
 * @throws    DocumentException 
 * @throws    IOException
 */
public static void createPdf(String filename, String upc, String sku, String binRack) 
		throws IOException, DocumentException {
	if(filename==null || filename.isEmpty())
		filename = RESULT;
	if(upc==null || upc.isEmpty()){
		upc = getUpc();
	}else{
		setUpc(upc);
	}
	if(sku==null || sku.isEmpty()){
		sku = getSku();
	}else{
		setSku(sku.toUpperCase());
	}
	if(binRack==null || binRack.isEmpty()){
		getBinRack();
	}
	else{
		setBinRack(binRack);
	}
	
    // step 1
	// 1 inch = 72
	// thus 2.25" x 1.25" = 162 x 90 
    Document document = new Document();
    
    document.setPageSize(new Rectangle(WIDTH,HEIGHT));

    // step 2
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(filename));
    // step 3
    document.open();
    // step 4
    PdfContentByte cb = writer.getDirectContent();

    // UPC A
    
    //Generate Image of UPC-A
    Image barImage = generateUPC(cb,upc);
    //barImage.setRotationDegrees(90f);
    barImage.setAbsolutePosition(7,10);
    barImage.setRotationDegrees(90f);
    //Add this Image to Document
    document.add(barImage);
    
    //Coda128
    barImage = generate128(cb,sku);
    //barImage.setRotationDegrees(90f);
    barImage.setAbsolutePosition(37,10);
    barImage.setRotationDegrees(90f);
    //Add this Image to Document
    document.add(barImage);
    
    //Text - BinRack
    BaseFont bf = BaseFont.createFont();
    cb.beginText();
    cb.setFontAndSize(bf, 24);
    cb.showTextAligned(PdfContentByte.ALIGN_LEFT, binRack, 27, 90, 90f);
    cb.endText();
    
    
    // step 5
    document.close();
    
}
 

import com.itextpdf.text.Image; //导入方法依赖的package包/类
@Override
public void convert() throws Exception {
	loading();
	


	Dimension pgsize = processSlides();
	
	processing();
	
    double zoom = 2; // magnify it by 2 as typical slides are low res
    AffineTransform at = new AffineTransform();
    at.setToScale(zoom, zoom);

	
	Document document = new Document();

	PdfWriter writer = PdfWriter.getInstance(document, outStream);
	document.open();
	
	for (int i = 0; i < getNumSlides(); i++) {

		BufferedImage bufImg = new BufferedImage((int)Math.ceil(pgsize.width*zoom), (int)Math.ceil(pgsize.height*zoom), BufferedImage.TYPE_INT_RGB);
		Graphics2D graphics = bufImg.createGraphics();
		graphics.setTransform(at);
		//clear the drawing area
		graphics.setPaint(getSlideBGColor(i));
		graphics.fill(new Rectangle2D.Float(0, 0, pgsize.width, pgsize.height));
		try{
			drawOntoThisGraphic(i, graphics);
		} catch(Exception e){
			//Just ignore, draw what I have
		}
		
		Image image = Image.getInstance(bufImg, null);
		document.setPageSize(new Rectangle(image.getScaledWidth(), image.getScaledHeight()));
		document.newPage();
		image.setAbsolutePosition(0, 0);
		document.add(image);
	}
	//Seems like I must close document if not output stream is not complete
	document.close();
	
	//Not sure what repercussions are there for closing a writer but just do it.
	writer.close();
	finished();
	

}