Java PdfWriter.getDirectContent方法代碼示例

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的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; //導入方法依賴的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; //導入方法依賴的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; //導入方法依賴的package包/類
public void writePdfDataToOutputStream(OutputStream toWrite, final int treeCount, final String text, final String name, final String number, 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);

    final Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT+2"), Locale.GERMAN);
    cal.setTimeInMillis(System.currentTimeMillis());
    final String date = cal.get(Calendar.DAY_OF_MONTH) + "." + (cal.get(Calendar.MONTH) + 1) + "." + cal.get(Calendar.YEAR);

    _imagePath = imagePath;

    doc.open();

    PdfContentByte cb = pdfWriter.getDirectContent();
    PdfHelper.createHeaderBlock(cb,1,1);
    PdfHelper.createCircleAndText(cb, "Zertifikat", 298f, 665f, 75f, textFontForCircle, 0x9E, 0x3C, 0x59);
    createTreeCountAndCustomTextBlock(cb, text, treeCount);
    createLawTextDateAndSignatureBlock(cb, number, date);
    pdfHelper.addLogo(cb, _imagePath, 262f, 20f);

    doc.close();
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
public void writePdfDataToOutputStream(OutputStream toWrite, final int treeCount, final String text, final String name, final String number, 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);

    final Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT+2"), Locale.GERMAN);
    cal.setTimeInMillis(System.currentTimeMillis());
    final String date = cal.get(Calendar.DAY_OF_MONTH) + "." + (cal.get(Calendar.MONTH) + 1) + "." + cal.get(Calendar.YEAR);

    _imagePath = imagePath;

    doc.open();

    PdfContentByte cb = pdfWriter.getDirectContent();
    PdfHelper.createHeaderBlock(cb,1,1);
    PdfHelper.createCircleAndText(cb, "Zertifikat", 298f, 665f, 75f, textFontForCircle, 0x9E, 0x3C, 0x59);
    createTreeCountAndCustomTextBlock(cb, text, treeCount);
    createLawTextDateAndSignatureBlock(cb, number, date);
    pdfHelper.addLogo(cb, imagePath, 262f, 20f);

    doc.close();
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
PdfAnnotation createAnnotation(PdfWriter writer, Rectangle rect, String contents) throws DocumentException, IOException {
    PdfContentByte cb = writer.getDirectContent();
    PdfAppearance cs = cb.createAppearance(rect.getWidth(), rect.getHeight());

    cs.rectangle(0 , 0, rect.getWidth(), rect.getHeight());
    cs.fill();

    cs.setFontAndSize(BaseFont.createFont(BaseFont.HELVETICA, BaseFont.WINANSI, BaseFont.NOT_EMBEDDED), 12);                        
    cs.beginText();
    cs.setLeading(12 + 1.75f);
    cs.moveText(.75f, rect.getHeight() - 12 + .75f);
    cs.showText(contents);
    cs.endText();

    return PdfAnnotation.createFreeText(writer, rect, contents, cs);
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
private static void drawSexyTriangle(PdfWriter writer, boolean rotated)
{
    PdfContentByte canvas = writer.getDirectContent();
    float x = 36;
    float y = 400;
    float side = 70;
    PdfShading axial = rotated ?
            PdfShading.simpleAxial(writer, PageSize.A4.getRight() - y, x, PageSize.A4.getRight() - y, x + side, BaseColor.PINK, BaseColor.BLUE)
            : PdfShading.simpleAxial(writer, x, y, x + side, y, BaseColor.PINK, BaseColor.BLUE);
    PdfShadingPattern shading = new PdfShadingPattern(axial);
    canvas.setShadingFill(shading);
    canvas.moveTo(x,y);
    canvas.lineTo(x + side, y);
    canvas.lineTo(x + (side / 2), (float)(y + (side * Math.sin(Math.PI / 3))));
    canvas.closePathFillStroke();
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
private static void exportPdf(OutputStream ostream, Collection<GridElement> entities, FontHandler diagramFont) throws IOException {
	try {
		FontMapper mapper = new PdfFontMapper();

		Rectangle bounds = DrawPanel.getContentBounds(Config.getInstance().getPrintPadding(), entities);
		com.itextpdf.text.Document document = new com.itextpdf.text.Document(new com.itextpdf.text.Rectangle(bounds.getWidth(), bounds.getHeight()));
		PdfWriter writer = PdfWriter.getInstance(document, ostream);
		document.open();

		Graphics2D graphics2d = new PdfGraphics2D(writer.getDirectContent(), bounds.getWidth(), bounds.getHeight(), mapper);

		// We shift the diagram to the upper left corner, so we shift it by (minX,minY) of the contextBounds
		Dimension trans = new Dimension(bounds.getX(), bounds.getY());
		graphics2d.translate(-trans.getWidth(), -trans.getHeight());

		paintEntitiesIntoGraphics2D(graphics2d, entities, diagramFont);
		graphics2d.dispose();
		document.close();
	} catch (com.itextpdf.text.DocumentException e) {
		throw new IOException(e.getMessage());
	}
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
@Override
public void renderGraph(JGraph<?> graph, File file) throws PortException {
    // Get graph bounds. If not available, do nothing (probably empty graph)
    Rectangle2D bounds = graph.getGraphBounds();
    if (bounds == null) {
        return;
    }
    Rectangle bound = new Rectangle((float) bounds.getWidth(), (float) bounds.getHeight());

    try (FileOutputStream fos = new FileOutputStream(file)) {
        Document document = new Document(bound);
        // Open file, create PDF document
        PdfWriter writer = PdfWriter.getInstance(document, fos);
        // Set some metadata
        document.addCreator(Version.getAbout());

        // Open document, get graphics
        document.open();
        PdfContentByte cb = writer.getDirectContent();
        boolean onlyShapes = true;
        //The embedded fonts most likely do not contain all necessary glyphs, so using outlines instead
        // onlyShapes makes PDF considerably bigger, but no alternative at the moment
        PdfGraphics2D pdf2d =
            new PdfGraphics2D(cb, (float) bounds.getWidth(), (float) bounds.getHeight(),
                new DefaultFontMapper(), onlyShapes, false, (float) 100.0);

        // Render
        toGraphics(graph, pdf2d);

        // Cleanup
        pdf2d.dispose();
        document.close();
    } catch (DocumentException | IOException e) {
        throw new PortException(e);
    }
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
public static void exportChartAsPDF(
        JFreeChart chart,
        Rectangle bounds,
        File file) throws IOException, DocumentException {

    System.out.println(file.getPath());

    PdfWriter writer = null;
    com.itextpdf.text.Document document = new com.itextpdf.text.Document();

    document.addCreator("CanReg5");
    document.addCreationDate();

    writer = PdfWriter.getInstance(document, new FileOutputStream(
            file));
    document.open();
    PdfContentByte contentByte = writer.getDirectContent();
    PdfTemplate template = contentByte.createTemplate(bounds.width, bounds.height);
    Graphics2D graphics2d = template.createGraphics(bounds.width, bounds.height,
            new DefaultFontMapper());
    Rectangle2D rectangle2d = new Rectangle2D.Double(0, 0, bounds.width,
            bounds.height);

    chart.draw(graphics2d, rectangle2d);

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

    document.close();
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
public void render( PdfWriter writer, Document document ) throws PdfRenderException{
	writer.setPageEvent(page);
	if( page.getBlocks() == null || page.getBlocks().length == 0 ){
		writer.setPageEmpty( false );
		writer.newPage();
	}else{
		document.newPage();
		PdfContentByte cb = writer.getDirectContent();
		for( BaseElement block : page.getBlocks() ){
			block.onRender( cb );
		}
	}
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
/**
 * Exports the 3d graph as a pdf
 * 
 * @param file The pdf file to which the data should be written
 * @param panel The chart panel that has to be exported
 */
public static void exportToPDF(File file, Chart3DPanel panel){
	
	PdfWriter out = null;
	Document document = new com.itextpdf.text.Document(PageSize.A4.rotate());
	
	int width = 800, height = 500;
	
	try{
		
		out = PdfWriter.getInstance(document, new FileOutputStream(file));
		document.open();
		PdfContentByte contentByte = out.getDirectContent();
		PdfTemplate template = contentByte.createTemplate(width, height);
		@SuppressWarnings("deprecation")
		Graphics2D graphics2d = template.createGraphics(width, height,new DefaultFontMapper());
		Rectangle2D rectangle2d = new Rectangle2D.Double(0, 0, width,height);

		panel.getChart().draw(graphics2d, rectangle2d);

		graphics2d.dispose();
		contentByte.addTemplate(template, 0, 0);
		
		
	} catch(Exception e){
		// in case any error occurs tell the user what the error is (sometimes useful if there is a problem of writing rights)
		JOptionPane.showMessageDialog(GUIPrism.getGUI(), e.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
		e.printStackTrace();
		return;
	}
	
	document.close();
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
public void start() {
	try {
		this.document = new Document(new Rectangle(this.bounds.getX() + this.bounds.getWidth(), this.bounds.getY() + this.bounds.getHeight()) );
		PdfWriter writer = PdfWriter.getInstance(this.document, this.stream);
		this.document.open();
		this.cb = writer.getDirectContent();
	} catch(Throwable e){
		TGErrorManager.getInstance(this.context).handleError(e);
	}
}
 

import com.itextpdf.text.pdf.PdfWriter; //導入方法依賴的package包/類
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.pdf.PdfWriter; //導入方法依賴的package包/類
/**
 * Stores the logo in PDF format
 * @param width
 * @param height
 * @param fileName 
 */
public void saveAsPDF(int width, int height, String fileName) 
{
	if (chart == null)
	{
		makeSequenceLogo();
	}
	
    PdfWriter writer = null;
 
    Rectangle pagesize = new Rectangle(width, height);
    Document document = new Document(pagesize);
 
    try 
    {
        writer = PdfWriter.getInstance(document, new FileOutputStream(fileName));
        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();
}