Java PdfWriter類代碼示例

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
public void buildPdfDocument(OutputStream toWrite, final String name, final int treeCount, String[] codeFragments, String imagePath) throws Exception {
    // create pdf
    final Document doc = new Document();
    final PdfWriter pdfWriter = PdfWriter.getInstance(doc, toWrite);
    pdfWriter.setEncryption(null, null, PdfWriter.ALLOW_DEGRADED_PRINTING | PdfWriter.ALLOW_PRINTING, PdfWriter.STANDARD_ENCRYPTION_128);
    _imagePath = imagePath;

    doc.open();

    PdfContentByte cb = pdfWriter.getDirectContent();

    PdfHelper.createHeaderBlock(cb,1,1);
    PdfHelper.createCircleAndText(cb, "Gutschein", 298f, 705f, 75, textFontForCircle, 0x7F, 0xAD, 0x09);

    createBlueBlock(cb, treeCount);
    createGreyBlock(cb, codeFragments);

    pdfHelper.addLogo(cb, _imagePath, 262f, 35f);
    doc.close();
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
@Override
protected void renderMergedOutputModel(Map<String, Object> model,
		HttpServletRequest request, HttpServletResponse response) throws Exception {
	// IE workaround: write into byte array first.
	ByteArrayOutputStream baos = createTemporaryOutputStream();

	// Apply preferences and build metadata.
	Document document = newDocument();
	PdfWriter writer = newWriter(document, baos);
	prepareWriter(model, writer, request);
	buildPdfMetadata(model, document, request);

	// Build PDF document.
	document.open();
	buildPdfDocument(model, document, writer, request, response);
	document.close();

	// Flush to HTTP response.
	writeToResponse(response, baos);
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
@Override
public void onEndPage(PdfWriter writer, Document document) {
	List<Page> pages=report.getPages();
	int pageNumber=writer.getPageNumber();
	if(pageNumber>pages.size()){
		return;
	}
	Page page=pages.get(pageNumber-1);
	HeaderFooter header=page.getHeader();
	HeaderFooter footer=page.getFooter();
	if(header!=null){
		buildTable(writer,header,true,report);			
	}
	if(footer!=null){
		buildTable(writer,footer,false,report);						
	}
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
/**
 * Adds a header to every page
 * @see com.itextpdf.text.pdf.PdfPageEventHelper#onEndPage(
 *      com.itextpdf.text.pdf.PdfWriter, com.itextpdf.text.Document)
 */
public void onEndPage(PdfWriter writer, Document document) {
	PdfPTable table = new PdfPTable(3);
	try {
		table.setWidths(new int[]{40,5,10});
		table.setTotalWidth(100);
		table.getDefaultCell().setBorder(Rectangle.NO_BORDER);
		table.getDefaultCell().setHorizontalAlignment(Element.ALIGN_RIGHT);
		Font font=new Font(chineseFont,8);
		font.setColor(new BaseColor(55,55,55));
		Paragraph paragraph=new Paragraph("第   "+writer.getPageNumber()+" 頁   共",font);
		paragraph.setAlignment(Element.ALIGN_RIGHT);
		table.addCell(paragraph);
		Image img=Image.getInstance(total);
		img.scaleAbsolute(28, 28);
		PdfPCell cell = new PdfPCell(img);
		cell.setBorder(Rectangle.NO_BORDER);
		cell.setHorizontalAlignment(Element.ALIGN_CENTER);
		table.addCell(cell);
		PdfPCell c = new PdfPCell(new Paragraph("頁",font));
		c.setHorizontalAlignment(Element.ALIGN_LEFT);
		c.setBorder(Rectangle.NO_BORDER);
		table.addCell(c);
		float center=(document.getPageSize().getWidth())/2-120/2;
		table.writeSelectedRows(0, -1,center,30, writer.getDirectContent());
	}
	catch(DocumentException de) {
		throw new ExceptionConverter(de);
	}
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
public Document createDocument(File pdfFile) throws DocumentException, IOException{
		Document document = new Document(new Rectangle(pageWidth, pageHeight));
		document.setPageSize(PageSize.A4);
		PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(pdfFile));
		//寫入頁尾
		this.setFooter(writer); 
		writer.setFullCompression();
		writer.setPdfVersion(PdfWriter.VERSION_1_4);
		document.open();	
//		//加入二維碼圖片
//		Image image = Image.getInstance(System.getProperty(appConfig.getValue("app.root"))+"/images/logoqrcode.png");
//        image.scaleAbsolute(40,40);//控製圖片大小
//        image.setAlignment(Image.LEFT);
//        document.add(image);
        return document;
	}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
public boolean createDocument(String path) {
    try {
        Start.getScene().setCursor(Cursor.WAIT);
        Document document = new Document(PageSize.A4);
        PdfWriter.getInstance(document, new FileOutputStream(path + CommonUtils.DELIMITER + "Resume candidates list. Created by RecruiterVision [" + dateFormat.format(new Date()) + "].pdf"));
        document.open();
        addMetaData(document);
        addContent(document);
        document.close();
        logger.info("Data saved to candidates list file");
        Start.getScene().setCursor(Cursor.DEFAULT);
        return true;
    } catch (DocumentException | IOException e) {
        e.printStackTrace();
        return false;
    }
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
public void createPDF(String outputFile, ArrayList<Question> qlist, boolean showCorrectAnswer,
        PageCounter pagecounter, int maximumPageNumber, String inputFolder) throws DocumentException, IOException
{
    _inputFolder = inputFolder;
    Document document = new Document(PageSize.A4, 50, 50, 70, 50);
    PdfWriter pdfwriter = PdfWriter.getInstance(document, new FileOutputStream(outputFile));

    pdfwriter.setBoxSize("art", new Rectangle(36, 54, 559, 788));

    pdfwriter.setPageEvent(new HeaderFooter(maximumPageNumber));

    if (pagecounter != null)
    {
        pdfwriter.setPageEvent(pagecounter);
    }

    document.open();

    Paragraph p = new Paragraph();
    // p.setSpacingBefore(SPACING);
    p.setSpacingAfter(SPACING);
    p.setIndentationLeft(INDENTATION);

    writeQuestions(p, document, showCorrectAnswer, qlist);

    document.close();

}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
public void print(String plot_pdf) {
	try {
		float width = jframe.getSize().width,
				height = jframe.getSize().height;
		Document document = new Document(new Rectangle(width, height));
		PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(plot_pdf));
		document.open();
		PdfContentByte canvas = writer.getDirectContent();
		PdfTemplate template = canvas.createTemplate(width, height);
		Graphics2D g2d = new PdfGraphics2D(template, width, height);
		jframe.paint(g2d);
		g2d.dispose();
		canvas.addTemplate(template, 0, 0);
		document.close();
	} catch (FileNotFoundException | DocumentException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	}
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
/**
 * Save the chart as pdf.
 *
 * @param chart
 *            chart that should be saved
 * @param fileName
 *            file name under which chart should be saved
 */
public static void writeChartToPDF(final JFreeChart chart,
		final String fileName) {
	PdfWriter writer = null;

	com.itextpdf.text.Document document = new com.itextpdf.text.Document(
			PageSize.A4);
	final int width = (int) PageSize.A4.getWidth();
	final int height = (int) PageSize.A4.getHeight();

	try {
		writer = PdfWriter.getInstance(document, new FileOutputStream(
				fileName + ".pdf"));
		document.open();
		PdfContentByte contentByte = writer.getDirectContent();
		PdfTemplate template = contentByte.createTemplate(width, height);
		Graphics2D graphics2d = template.createGraphics(width, height,
				new DefaultFontMapper());
		Rectangle2D rectangle2d = new Rectangle2D.Double(0, 0, width,
				height);

		chart.draw(graphics2d, rectangle2d);

		graphics2d.dispose();
		contentByte.addTemplate(template, 0, 0);

	} catch (Exception e) {
		e.printStackTrace();
	}
	document.close();
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
/** Shows a blank document, in case of a problem in generating the PDF */
private byte[] showBlank() throws DocumentException {
    final Document document = new Document(PageSize.LETTER); // FIXME - get PageSize from label definition
    final ByteArrayOutputStream baos = new ByteArrayOutputStream();
    
    final PdfWriter writer = PdfWriter.getInstance(document, baos);
    document.open();
    document.add(new Paragraph("No data have been uploaded.  The time is: " + new Date()));
    
    final Barcode128 code128 = new Barcode128();
    code128.setGenerateChecksum(true);
    code128.setCode(new Date().toString());
    
    document.add(code128.createImageWithBarcode(writer.getDirectContent(), null, null));
    document.close();
    return baos.toByteArray();
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
/**
 * <a href="http://stackoverflow.com/questions/32162759/columntext-showtextaligned-vs-columntext-setsimplecolumn-top-alignment">
 * ColumnText.ShowTextAligned vs ColumnText.SetSimpleColumn Top Alignment
 * </a>
 * <p>
 * Indeed, the coordinates do not line up. The y coordinate of 
 * {@link ColumnText#showTextAligned(PdfContentByte, int, Phrase, float, float, float)}
 * denotes the baseline while {@link ColumnText#setSimpleColumn(Rectangle)} surrounds
 * the text to come.
 * </p>
 */
@Test
public void testShowTextAlignedVsSimpleColumnTopAlignment() throws DocumentException, IOException
{
    Document document = new Document(PageSize.A4);

    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(new File(RESULT_FOLDER, "ColumnTextTopAligned.pdf")));
    document.open();

    Font fontQouteItems = new Font(BaseFont.createFont(), 12);
    PdfContentByte canvas = writer.getDirectContent();

    // Item Number
    ColumnText.showTextAligned(canvas, Element.ALIGN_CENTER, new Phrase("36222-0", fontQouteItems), 60, 450, 0);

    // Estimated Qty
    ColumnText.showTextAligned(canvas, Element.ALIGN_CENTER, new Phrase("47", fontQouteItems), 143, 450, 0);

    // Item Description
    ColumnText ct = new ColumnText(canvas); // Uses a simple column box to provide proper text wrapping
    ct.setSimpleColumn(new Rectangle(193, 070, 390, 450));
    ct.setText(new Phrase("In-Situ : Poly Cable - 100'\nPoly vented rugged black gable 100ft\nThis is an additional description. It can wrap an extra line if it needs to so this text is long.", fontQouteItems));
    ct.go();

    document.close();
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
/**
 * <a href="http://stackoverflow.com/questions/35374110/how-do-i-use-itext-to-have-a-landscaped-pdf-on-half-of-a-a4-back-to-portrait-and">
 * How do i use iText to have a landscaped PDF on half of a A4 back to portrait and full size on A4
 * </a>
 * <p>
 * This sample shows how to rotate and enlarge the upper half of an A4 page to fit into a new A4 page.
 * </p>
 */
@Test
public void testRotateAndZoomUpperHalfPage() throws IOException, DocumentException
{
    try (   InputStream resource = getClass().getResourceAsStream("/mkl/testarea/itext5/extract/test.pdf");
            OutputStream result = new FileOutputStream(new File(RESULT_FOLDER, "test-upperHalf.pdf"))   )
    {
        PdfReader reader = new PdfReader(resource);
        Document document = new Document(PageSize.A4);
        PdfWriter writer = PdfWriter.getInstance(document, result);
        document.open();

        double sqrt2 = Math.sqrt(2);
        Rectangle pageSize = reader.getPageSize(1);
        PdfImportedPage importedPage = writer.getImportedPage(reader, 1);
        writer.getDirectContent().addTemplate(importedPage, 0, sqrt2, -sqrt2, 0, pageSize.getTop() * sqrt2, -pageSize.getLeft() * sqrt2);
        
        document.close();
    }
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
public static void writeSimplePdf() throws Exception{
			//1.新建document對象
			//第一個參數是頁麵大小。接下來的參數分別是左、右、上和下頁邊距。
			Document document = new Document(PageSize.A4, 50, 50, 50, 50);
			//2.建立一個書寫器(Writer)與document對象關聯，通過書寫器(Writer)可以將文檔寫入到磁盤中。
			//創建 PdfWriter 對象 第一個參數是對文檔對象的引用，第二個參數是文件的實際名稱，在該名稱中還會給出其輸出路徑。
			PdfWriter writer = PdfWriter.getInstance(document, 	new FileOutputStream("D:\\Documents\\ITextTest.pdf"));
			//3.打開文檔
			document.open();		
			//4.向文檔中添加內容
			//通過 com.lowagie.text.Paragraph 來添加文本。可以用文本及其默認的字體、顏色、大小等等設置來創建一個默認段落
			BaseFont bfChinese = BaseFont.createFont("STSong-Light","UniGB-UCS2-H", BaseFont.NOT_EMBEDDED);
			Font fontChinese = new Font(bfChinese, 22, Font.BOLD, BaseColor.BLACK);
			
			document.add(new Paragraph("sdfsdfsd全是中文顯示了沒.fsdfsfs",fontChinese));
			document.add(new Paragraph("Some more text on the 	first page with different color and font type.",
					FontFactory.getFont(FontFactory.COURIER, 14, Font.BOLD, new BaseColor(255, 150, 200))));
			Paragraph pragraph=new Paragraph("你這裏有中亠好", fontChinese);
			document.add(pragraph);
			
			//圖像支持格式 GIF, Jpeg, PNG, wmf
			Image gif = Image.getInstance("F:/keyworkspace/survey/WebRoot/images/logo/snlogo.png");
			gif.setBorder(5);
			gif.scaleAbsolute(30,30);
			gif.setAlignment(Image.RIGHT|Image.TEXTWRAP);
			document.add(gif);
			Paragraph pragraph11=new Paragraph("你這裏有中亠好你這裏有中亠好你這裏有中亠好你這裏有中亠好你這裏有中亠好你這裏有中亠好你這裏有中亠好你這裏有中亠好你這裏有中亠好你這裏有中亠好", fontChinese);
			document.add(pragraph11);
			
			Image gif15 = Image.getInstance("F:/keyworkspace/survey/WebRoot/images/logo/snlogo.png");
//			gif15.setBorder(50);
			gif15.setBorder(Image.BOX);
			gif15.setBorderColor(BaseColor.RED);
//			gif15.setBorderColorBottom(borderColorBottom)
			gif15.setBorderWidth(1);
			gif15.scalePercent(50);
			document.add(gif15);
			//5.關閉文檔
			document.close();
		}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
@Override
protected void renderMergedOutputModel(Map<String, Object> model, HttpServletRequest request, HttpServletResponse response) throws Exception  {
	// IE workaround: write into byte array first.
			ByteArrayOutputStream baos = createTemporaryOutputStream();

			// Apply preferences and build metadata.
			Document document = new Document();
			PdfWriter writer = PdfWriter.getInstance(document, baos);
			prepareWriter(model, writer, request);
			buildPdfMetadata(model, document, request);

			// Build PDF document.
			writer.setInitialLeading(16);
			document.open();
			buildPdfDocument(model, document, writer, request, response);
			document.close();

			// Flush to HTTP response.
			writeToResponse(response, baos);

	
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入依賴的package包/類
@Override
protected void renderMergedOutputModel(Map<String, Object> model,
        HttpServletRequest request, HttpServletResponse response) throws Exception {
    // IE workaround: write into byte array first.
    ByteArrayOutputStream baos = createTemporaryOutputStream();
 
    // Apply preferences and build metadata.
    Document document = newDocument();
    PdfWriter writer = newWriter(document, baos);
    prepareWriter(model, writer, request);
    buildPdfMetadata(model, document, request);
 
    // Build PDF document.
    document.open();
    buildPdfDocument(model, document, writer, request, response);
    document.close();
 
    // Flush to HTTP response.
    writeToResponse(response, baos);
}