Java PDPage类代码示例

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
@Test
public void createAlternateRowsDocument() throws Exception {
    final PDDocument document = new PDDocument();
    final PDPage page = new PDPage(PDRectangle.A4);
    page.setRotation(90);
    document.addPage(page);
    final PDPageContentStream contentStream = new PDPageContentStream(document, page);
    // TODO replace deprecated method call
    contentStream.concatenate2CTM(0, 1, -1, 0, page.getMediaBox().getWidth(), 0);
    final float startY = page.getMediaBox().getWidth() - 30;

    (new TableDrawer(contentStream, createAndGetTableWithAlternatingColors(), 30, startY)).draw();
    contentStream.close();

    document.save("target/alternateRows.pdf");
    document.close();
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
@Test
public void createRingManagerDocument() throws Exception {
    final PDDocument document = new PDDocument();
    final PDPage page = new PDPage(PDRectangle.A4);
    document.addPage(page);

    final float startY = page.getMediaBox().getHeight() - 150;
    final int startX = 56;

    final PDPageContentStream contentStream = new PDPageContentStream(document, page);
    Table table = getRingManagerTable();

    (new TableDrawer(contentStream, table, startX, startY)).draw();

    contentStream.setFont(PDType1Font.HELVETICA, 8.0f);
    contentStream.beginText();

    contentStream.newLineAtOffset(startX, startY - (table.getHeight() + 22));
    contentStream.showText("Dieser Kampf muss der WB nicht entsprechen, da als Sparringskampf angesetzt.");
    contentStream.endText();

    contentStream.close();

    document.save("target/ringmanager.pdf");
    document.close();
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
private PDDocument removeText(PDPage page) throws IOException {

        PDFStreamParser parser = new PDFStreamParser(page);
        parser.parse();
        List<Object> tokens = parser.getTokens();
        List<Object> newTokens = new ArrayList<>();
        for (Object token : tokens) {
            if (token instanceof Operator) {
                Operator op = (Operator) token;
                if (op.getName().equals("TJ") || op.getName().equals("Tj")) {
                    //remove the one argument to this operator
                    newTokens.remove(newTokens.size() - 1);
                    continue;
                }
            }
            newTokens.add(token);
        }

        PDDocument document = new PDDocument();
        document.addPage(page);

        PDStream newContents = new PDStream(document);
        OutputStream out = newContents.createOutputStream(COSName.FLATE_DECODE);
        ContentStreamWriter writer = new ContentStreamWriter(out);
        writer.writeTokens(newTokens);
        out.close();
        page.setContents(newContents);

        return document;

    }
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
/**
 * <a href="http://stackoverflow.com/questions/42032729/render-type3-font-character-as-image-using-pdfbox">
 * Render Type3 font character as image using PDFBox
 * </a>
 * <br/>
 * <a href="https://drive.google.com/file/d/0B0f6X4SAMh2KRDJTbm4tb3E1a1U/view">
 * 4700198773.pdf
 * </a>
 * from
 * <a href="http://stackoverflow.com/questions/37754112/extract-text-with-custom-font-result-non-readble">
 * extract text with custom font result non readble
 * </a>
 * <p>
 * This test shows how one can render individual Type 3 font glyphs as bitmaps.
 * Unfortunately PDFBox out-of-the-box does not provide a class to render contents
 * of arbitrary XObjects, merely for rendering pages; thus, we simply create a page
 * with the glyph in question and render that page.   
 * </p>
 * <p>
 * As the OP did not provide a sample PDF, we simply use one from another
 * stackoverflow question. There obviously might remain issues with the
 * OP's files.
 * </p>
 */
@Test
public void testRenderSdnList() throws IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("sdnlist.pdf"))
    {
        PDDocument document = PDDocument.load(resource);

        PDPage page = document.getPage(1);
        PDResources pageResources = page.getResources();
        COSName f1Name = COSName.getPDFName("R144");
        PDType3Font fontF1 = (PDType3Font) pageResources.getFont(f1Name);
        Map<String, Integer> f1NameToCode = fontF1.getEncoding().getNameToCodeMap();

        COSDictionary charProcsDictionary = fontF1.getCharProcs();
        for (COSName key : charProcsDictionary.keySet())
        {
            COSStream stream = (COSStream) charProcsDictionary.getDictionaryObject(key);
            PDType3CharProc charProc = new PDType3CharProc(fontF1, stream);
            PDRectangle bbox = charProc.getGlyphBBox();
            if (bbox == null)
                bbox = charProc.getBBox();
            Integer code = f1NameToCode.get(key.getName());

            if (code != null)
            {
                PDDocument charDocument = new PDDocument();
                PDPage charPage = new PDPage(bbox);
                charDocument.addPage(charPage);
                charPage.setResources(pageResources);
                PDPageContentStream charContentStream = new PDPageContentStream(charDocument, charPage);
                charContentStream.beginText();
                charContentStream.setFont(fontF1, bbox.getHeight());
                charContentStream.getOutput().write(String.format("<%2X> Tj\n", code).getBytes());
                charContentStream.endText();
                charContentStream.close();

                File result = new File(RESULT_FOLDER, String.format("sdnlist-%s-%s.png", key.getName(), code));
                PDFRenderer renderer = new PDFRenderer(charDocument);
                BufferedImage image = renderer.renderImageWithDPI(0, 96);
                ImageIO.write(image, "PNG", result);
                charDocument.save(new File(RESULT_FOLDER, String.format("sdnlist-%s-%s.pdf", key.getName(), code)));
                charDocument.close();
            }
        }
    }
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
private PDPage generatePage(String[] lines, int startAt, PDDocument document) throws IOException {
    PDPage page = new PDPage(new PDRectangle(612f, 396f));
    PDPageContentStream contentStream = new PDPageContentStream(document, page);

    // Positions are measured from the bottom left corner of the page at 72 DPI

    // Add report text to page
    contentStream.beginText();
    contentStream.moveTextPositionByAmount(36+xOffset, 360+yOffset);
    contentStream.setFont(font, fontSize);
    int lineNumber = startAt;
    while (lineNumber < startAt + linesPerPage && lineNumber < lines.length) {
        contentStream.drawString(lines[lineNumber]);
        contentStream.moveTextPositionByAmount(0, (-1*fontSize));
        lineNumber += 1;
    }
    contentStream.endText();

    contentStream.close();

    return page;

}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
/**
 * Renders this table to a document
 * 
 * @param document
 *            The document this table will be rendered to
 * @param width
 *            The width of the table
 * @param left
 *            The left edge of the table
 * @param top
 *            The top edge of the table
 * @param paddingTop
 *            The amount of free space at the top of a new page (if a page break is necessary)
 * @param paddingBottom
 *            The minimal amount of free space at the bottom of the page before inserting a page break
 * @return The bottom edge of the last rendered table part
 * @throws IOException
 *             If writing to the document fails
 */
@SuppressWarnings("resource")
public float render(final PDDocument document, final float width, final float left, float top, final float paddingTop, final float paddingBottom)
		throws IOException {
	float yPos = top;
	final PDPage page = document.getPage(document.getNumberOfPages() - 1);
	final PDRectangle pageSize = page.getMediaBox();
	PDPageContentStream stream = new PDPageContentStream(document, page, AppendMode.APPEND, true);
	float height = getHeight(width);
	if (height > pageSize.getHeight() - paddingTop - paddingBottom) {
		final float[] colWidths = getColumnWidths(width);
		for (int i = 0; i < rows.size(); ++i) {
			if (rows.get(i).getHeight(colWidths) > yPos - paddingBottom) {
				drawBorder(stream, left, top, width, top - yPos);
				stream = newPage(document, stream);
				top = pageSize.getHeight() - paddingTop;
				yPos = top;
				yPos = renderRows(document, stream, 0, getNumHeaderRows(), width, left, yPos);
				i = Math.max(i, getNumHeaderRows());
			}
			yPos = renderRows(document, stream, i, i + 1, width, left, yPos);
		}
		drawBorder(stream, left, top, width, top - yPos);

		handleEvent(EventType.AFTER_TABLE, document, stream, left, top, width, top - yPos);
	} else {
		if (height > top - paddingBottom) {
			stream = newPage(document, stream);
			top = pageSize.getHeight() - paddingTop;
			yPos = top;
		}
		yPos = renderRows(document, stream, 0, -1, width, left, yPos);
		drawBorder(stream, left, top, width, top - yPos);
		handleEvent(EventType.AFTER_TABLE, document, stream, left, top, width, top - yPos);
	}
	stream.close();

	return yPos;
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
@Test
public void testMultiPageJFreeChart() throws IOException {
	File parentDir = new File("target/test/multipage");
	// noinspection ResultOfMethodCallIgnored
	parentDir.mkdirs();
	File targetPDF = new File(parentDir, "multipage.pdf");
	PDDocument document = new PDDocument();
	for (int i = 0; i < 4; i++) {
		PDPage page = new PDPage(PDRectangle.A4);
		document.addPage(page);

		PDPageContentStream contentStream = new PDPageContentStream(document, page);
		PdfBoxGraphics2D pdfBoxGraphics2D = new PdfBoxGraphics2D(document, 800, 400);
		drawOnGraphics(pdfBoxGraphics2D, i);
		pdfBoxGraphics2D.dispose();

		PDFormXObject appearanceStream = pdfBoxGraphics2D.getXFormObject();
		Matrix matrix = new Matrix();
		matrix.translate(0, 30);
		matrix.scale(0.7f, 1f);

		contentStream.saveGraphicsState();
		contentStream.transform(matrix);
		contentStream.drawForm(appearanceStream);
		contentStream.restoreGraphicsState();

		contentStream.close();
	}
	document.save(targetPDF);
	document.close();
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
private void generateBillHeader(PDPage firstPage, PDPageContentStream contentStream)
        throws IOException {
    // Add header text
    PDFont currentFont;
    int currentFontSize;
    String headerLine1 = "Git Rekt Resort";
    String headerLine2 = "Customer Bill";
    contentStream.setLeading(10);
    currentFont = BOLD;
    currentFontSize = 14;
    contentStream.setFont(currentFont, currentFontSize);
    contentStream.beginText();
    float offsetX = getCenteredTextXPos(firstPage, headerLine1, currentFont, currentFontSize);
    contentStream.newLineAtOffset(offsetX, 750f);
    contentStream.showText(headerLine1);
    currentFont = PDType1Font.COURIER_BOLD;
    currentFontSize = 12;
    contentStream.setFont(currentFont, currentFontSize);
    float offsetX2 = getCenteredTextXPos(firstPage, headerLine2, currentFont, currentFontSize);
    contentStream.newLineAtOffset(-offsetX + offsetX2, -5f);
    contentStream.newLine();
    contentStream.showText(headerLine2);
    contentStream.endText();
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
@Test
public void test001() throws IOException {
    //E:\Repository\Git\melon\melon-sample-pdf\src\main\resources\HTTP权威指南.pdf
    System.out.println("Hello World!");

    PDDocument pdDocument = new PDDocument();
    PDPage pdPage = new PDPage();
    pdDocument.addPage(pdPage);

    PDFont pdFont = PDType1Font.HELVETICA_BOLD;

    PDPageContentStream contentStream = new PDPageContentStream(pdDocument, pdPage);
    contentStream.beginText();
    contentStream.setFont(pdFont, 14);
    contentStream.newLineAtOffset(100, 700);
    contentStream.showText("Hello World");
    contentStream.endText();
    contentStream.close();

    String directory = PdfDemo.class.getClassLoader().getResource("").getPath();
    String fileName = "text.pdf";

    pdDocument.save(directory + fileName);
    pdDocument.close();
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
@Override
public void addWrappedParagraph(String text, PDFont font, float fontSize, Color textColor, TextAlignment align, float xCoordinate, float topYCoordinate, float width, PDPage page, PDPageContentStream contentStream) throws IOException {
    Paragraph paragraph = new Paragraph(text, width, font, fontSize);

    final float lineSpacing = 1.2f * fontSize;
    PDRectangle region = page.getMediaBox();

    contentStream.beginText();
    contentStream.setFont(font, fontSize);
    contentStream.setNonStrokingColor(textColor);
    for (String line : paragraph.getLines()) {
        if (align == TextAlignment.CENTER) {
            float stringWidth = PdfBoxHandler.targetedStringWidth(line, font, fontSize);
            float centerXPos = (region.getWidth() - stringWidth) / 2f;
            contentStream.setTextTranslation(centerXPos, region.getHeight() - topYCoordinate);
        } else {
            contentStream.setTextTranslation(xCoordinate, region.getHeight() - topYCoordinate);
        }
        contentStream.showText(line);
        topYCoordinate += lineSpacing;
    }
    contentStream.endText();
    resetChangedColorToDefault(contentStream);
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
/**
 * <a href="https://stackoverflow.com/questions/45812696/pdfbox-delete-comment-maintain-strikethrough">
 * PDFBox delete comment maintain strikethrough
 * </a>
 * <br/>
 * <a href="https://expirebox.com/files/3d955e6df4ca5874c38dbf92fc43b5af.pdf">
 * only_fields.pdf
 * </a>
 * <a href="https://file.io/DTvqhC">
 * (alternative download)
 * </a>
 * <p>
 * The OP only wanted the comment removed, not the strike-through. Thus, we must
 * not remove the annotation but merely the comment building attributes.
 * </p>
 */
@Test
public void testRemoveLikeStephanImproved() throws IOException {
    final COSName POPUP = COSName.getPDFName("Popup");
    try (InputStream resource = getClass().getResourceAsStream("only_fields.pdf")) {
        PDDocument document = PDDocument.load(resource);
        List<PDAnnotation> annotations = new ArrayList<>();
        PDPageTree allPages = document.getDocumentCatalog().getPages();

        List<COSObjectable> objectsToRemove = new ArrayList<>();

        for (int i = 0; i < allPages.getCount(); i++) {
            PDPage page = allPages.get(i);
            annotations = page.getAnnotations();

            for (PDAnnotation annotation : annotations) {
                if ("StrikeOut".equals(annotation.getSubtype()))
                {
                    COSDictionary annotationDict = annotation.getCOSObject();
                    COSBase popup = annotationDict.getItem(POPUP);
                    annotationDict.removeItem(POPUP);
                    annotationDict.removeItem(COSName.CONTENTS); // plain text comment
                    annotationDict.removeItem(COSName.RC);       // rich text comment
                    annotationDict.removeItem(COSName.T);        // author

                    if (popup != null)
                        objectsToRemove.add(popup);
                }
            }

            annotations.removeAll(objectsToRemove);
        }

        document.save(new File(RESULT_FOLDER, "only_fields-removeImproved.pdf"));
    }
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
/**
 * <a href="http://stackoverflow.com/questions/40611736/rotate-pdf-around-its-center-using-pdfbox-in-java">
 * Rotate PDF around its center using PDFBox in java
 * </a>
 * <p>
 * This test shows how to rotate the page content around the center of its crop box.
 * </p>
 */
@Test
public void testRotateCenter() throws IOException
{
    try (   InputStream resource = getClass().getResourceAsStream("IRJET_Copy_Right_form.pdf")  )
    {
        PDDocument document = PDDocument.load(resource);
        PDPage page = document.getDocumentCatalog().getPages().get(0);
        PDPageContentStream cs = new PDPageContentStream(document, page, PDPageContentStream.AppendMode.PREPEND, false, false); 
        PDRectangle cropBox = page.getCropBox();
        float tx = (cropBox.getLowerLeftX() + cropBox.getUpperRightX()) / 2;
        float ty = (cropBox.getLowerLeftY() + cropBox.getUpperRightY()) / 2;
        cs.transform(Matrix.getTranslateInstance(tx, ty));
        cs.transform(Matrix.getRotateInstance(Math.toRadians(45), 0, 0));
        cs.transform(Matrix.getTranslateInstance(-tx, -ty));
        cs.close();
        document.save(new File(RESULT_FOLDER, "IRJET_Copy_Right_form-rotated-center.pdf"));
    }
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
@Test
public void createSampleDocument() throws Exception {
    // Define the table structure first
    TableBuilder tableBuilder = new TableBuilder()
            .addColumnOfWidth(300)
            .addColumnOfWidth(120)
            .addColumnOfWidth(70)
            .setFontSize(8)
            .setFont(PDType1Font.HELVETICA);

    // Header ...
    tableBuilder.addRow(new RowBuilder()
            .add(Cell.withText("This is right aligned without a border").setHorizontalAlignment(RIGHT))
            .add(Cell.withText("And this is another cell"))
            .add(Cell.withText("Sum").setBackgroundColor(Color.ORANGE))
            .setBackgroundColor(Color.BLUE)
            .build());

    // ... and some cells
    for (int i = 0; i < 10; i++) {
        tableBuilder.addRow(new RowBuilder()
                .add(Cell.withText(i).withAllBorders())
                .add(Cell.withText(i * i).withAllBorders())
                .add(Cell.withText(i + (i * i)).withAllBorders())
                .setBackgroundColor(i % 2 == 0 ? Color.LIGHT_GRAY : Color.WHITE)
                .build());
    }

    final PDDocument document = new PDDocument();
    final PDPage page = new PDPage(PDRectangle.A4);
    document.addPage(page);

    final PDPageContentStream contentStream = new PDPageContentStream(document, page);

    // Define the starting point
    final float startY = page.getMediaBox().getHeight() - 50;
    final int startX = 50;

    // Draw!
    (new TableDrawer(contentStream, tableBuilder.build(), startX, startY)).draw();
    contentStream.close();

    document.save("target/sampleWithColorsAndBorders.pdf");
    document.close();
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
/**
 * Creates a pdf page from two pages from another 'original' pdf document
 * @param doc original pdf from which the pages will be taken
 * @param leftPage page number of the page to go on the left side 
 * @param rightPage page number of the page to go on the right side
 * @return generated page containing the left and right pages from the original document side-by-side.
 */
private static PDPage createBookPage(PDDocument doc, int leftPage, int rightPage) {
	// double the width of a normal page to create the booklet
	PDRectangle baseSize = doc.getPage(0).getMediaBox();		
	PDRectangle box = new PDRectangle(baseSize.getWidth()*2, baseSize.getHeight());
	

	if(sizeOverride != null) {
		box = sizeOverride.asPDRectangle();
	}
	
	PDPage page = new PDPage(box);
	
	try {
		PDImageXObject leftImg = PrintDF.pageToImage(doc, leftPage, scale);
		PDImageXObject rightImg = PrintDF.pageToImage(doc, rightPage, scale);
		
		
		
		PDPageContentStream contentStream = new PDPageContentStream(doc, page);
		if(leftImg != null)
			contentStream.drawImage(leftImg, 0, 0, box.getWidth()/2, box.getHeight());
		if(rightImg != null)
			contentStream.drawImage(rightImg, box.getWidth()/2, 0, box.getWidth()/2, box.getHeight());
		contentStream.close();
	} catch (IOException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	}
	
	return page;
}
 

import org.apache.pdfbox.pdmodel.PDPage; //导入依赖的package包/类
@FXML
public void printPDFFile(ActionEvent event) throws IOException {
    try {
        String fileName = "PDFoutput.pdf";

        PDDocument doc = new PDDocument();
        PDPage page = new PDPage();
        doc.addPage(page);

        PDPageContentStream content = new PDPageContentStream(doc, page);

        content.beginText();
        content.setFont(PDType1Font.TIMES_ROMAN, 26);
        content.moveTextPositionByAmount(220, 750);
        content.drawString("Titel");
        content.endText();

        content.beginText();
        content.setFont(PDType1Font.TIMES_ROMAN, 16);
        content.moveTextPositionByAmount(80, 700);
        content.drawString("Inhoud");
        content.endText();

        content.close();
        doc.save(fileName);
        doc.close();

        System.out.println("your file was saved in: " + System.getProperty("user.dir"));

    } catch (Exception e) {
        System.err.println(e.getMessage());
    }
}