Java Code Examples for org.apache.pdfbox.pdmodel.PDPageContentStream#lineTo()

/**
 * <a href="https://stackoverflow.com/questions/52054396/rotate-text-in-pdfbox-with-java">
 * Rotate text in pdfbox with java
 * </a>
 * <p>
 * This test shows how to show rotated text above a line.
 * </p>
 */
@Test
public void testRotatedTextOnLineForCedrickKapema() throws IOException {
    PDDocument doc = new PDDocument();
    PDPage page = new PDPage();
    doc.addPage(page);
    PDPageContentStream cos = new PDPageContentStream(doc, page);
    cos.transform(Matrix.getRotateInstance(-Math.PI / 6, 100, 650));
    cos.moveTo(0, 0);
    cos.lineTo(125, 0);
    cos.stroke();
    cos.beginText();
    String text = "0.72";
    cos.newLineAtOffset(50, 5);
    cos.setFont(PDType1Font.HELVETICA_BOLD, 12);
    cos.showText(text);
    cos.endText();
    cos.close();
    doc.save(new File(RESULT_FOLDER, "TextOnLine.pdf"));
    doc.close();
}
 

public static void drawLine(PDPageContentStream contentStream, PositionedLine line) throws IOException {
    contentStream.moveTo(line.getStartX(), line.getStartY());
    contentStream.setLineWidth(line.getWidth());
    contentStream.lineTo(line.getEndX(), line.getEndY());
    contentStream.setStrokingColor(line.getColor());
    contentStream.stroke();
    contentStream.setStrokingColor(line.getResetColor());
}
 

public static void addTextSimpleUnderlined(PDPageContentStream stream, PdfTextStyle textConfig, float textX, float textY, String text) {
    addTextSimple(stream, textConfig, textX, textY, text);
    try {
        float lineOffset = textConfig.getFontSize() / 8F;
        stream.setStrokingColor(textConfig.getColor());
        stream.setLineWidth(0.5F);
        stream.moveTo(textX, textY - lineOffset);
        stream.lineTo(textX + getTextWidth(textConfig.getCurrentFontStyle(), textConfig.getFontSize(), text), textY - lineOffset);
        stream.stroke();
    } catch (IOException e) {
        e.printStackTrace();
    }
}
 

/**
 * <a href="https://stackoverflow.com/questions/50988007/clip-an-image-with-pdfbox">
 * Clip an image with PDFBOX
 * </a>
 * <p>
 * This test demonstrates how to clip an image and frame the clipping area.
 * </p>
 */
@SuppressWarnings("deprecation")
@Test
public void testImageAddClipped() throws IOException {
    try (   InputStream imageResource = getClass().getResourceAsStream("Willi-1.jpg")   )
    {
        PDDocument doc = new PDDocument();
        PDImageXObject pdImage = PDImageXObject.createFromByteArray(doc, ByteStreams.toByteArray(imageResource), "Willi");

        int w = pdImage.getWidth();
        int h = pdImage.getHeight();

        PDPage page = new PDPage();
        doc.addPage(page);
        PDRectangle cropBox = page.getCropBox();
        PDPageContentStream contentStream = new PDPageContentStream(doc, page);

        contentStream.setStrokingColor(25, 200, 25);
        contentStream.setLineWidth(4);
        contentStream.moveTo(cropBox.getLowerLeftX(), cropBox.getLowerLeftY() + h/2);
        contentStream.lineTo(cropBox.getLowerLeftX() + w/3, cropBox.getLowerLeftY() + 2*h/3);
        contentStream.lineTo(cropBox.getLowerLeftX() + w, cropBox.getLowerLeftY() + h/2);
        contentStream.lineTo(cropBox.getLowerLeftX() + w/3, cropBox.getLowerLeftY() + h/3);
        contentStream.closePath();
        //contentStream.clip();
        contentStream.appendRawCommands("W ");
        contentStream.stroke();

        contentStream.drawImage(pdImage, cropBox.getLowerLeftX(), cropBox.getLowerLeftY(), w, h);

        contentStream.close();

        doc.save(new File(RESULT_FOLDER, "image-clipped.pdf"));
        doc.close();
    }
}
 

private void placeBorders(PDPageContentStream stream, float startY, float endY, float x, float allowedWidth) throws IOException {
    if (border) {
        stream.setStrokingColor(0, 0, 0);
        stream.setLineWidth(0.3f);
        float y0 = startY - BORDER_Y_DELTA;
        float y1 = endY - (BORDER_Y_DELTA + 1);
        if (!noInnerBorders) {
            if (!noTopBorder || noTopBorder && !placeFirstBorder) {
                stream.moveTo(x, y0);
                stream.lineTo(x + allowedWidth, y0);
                stream.stroke();
            }
            if (!noBottomBorder || noBottomBorder && !placeLastBorder) {
                stream.moveTo(x, y1);
                stream.lineTo(x + allowedWidth, y1);
                stream.stroke();
            }
        } else {
            if (!noTopBorder && placeFirstBorder) {
                stream.moveTo(x, y0);
                stream.lineTo(x + allowedWidth, y0);
                stream.stroke();
            }
            if (!noBottomBorder && placeLastBorder) {
                stream.moveTo(x, y1);
                stream.lineTo(x + allowedWidth, y1);
                stream.stroke();
            }
        }
        if(!noHorizontalBorders) {
            float currX = x;
            stream.moveTo(currX, y0);
            stream.lineTo(currX, y1);
            stream.stroke();
            for (float width : cellWidths) {
                if (!noInnerBorders) {
                    stream.moveTo(currX, y0);
                    stream.lineTo(currX, y1);
                    stream.stroke();
                }
                currX += width * allowedWidth;
            }
            stream.moveTo(currX, y0);
            stream.lineTo(currX, y1);
            stream.stroke();
        }
    }
}
 

private void drawLine(PDPageContentStream stream, float x0, float x1, float y0, float y1) throws IOException {
    stream.moveTo(x0, y0);
    stream.lineTo(x1, y1);
    stream.stroke();
}
 

/**
 * <a href="http://stackoverflow.com/questions/37601092/pdfbox-identify-specific-pages-and-functionalities-recommendations">
 * PDFBox identify specific pages and functionalities recommendations
 * </a>
 * 
 * <p>
 * This test shows how to add an empty signature field with a custom appearance
 * to an existing PDF.
 * </p>
 */
@Test
public void testAddEmptySignatureField() throws IOException
{
    try (   InputStream sourceStream = getClass().getResourceAsStream("test.pdf");
            OutputStream output = new FileOutputStream(new File(RESULT_FOLDER, "test-with-empty-sig-field.pdf")))
    {
        PDFont font = PDType1Font.HELVETICA;
        PDResources resources = new PDResources();
        resources.put(COSName.getPDFName("Helv"), font);

        PDDocument document = Loader.loadPDF(sourceStream);
        PDAcroForm acroForm = new PDAcroForm(document);
        acroForm.setDefaultResources(resources);
        document.getDocumentCatalog().setAcroForm(acroForm);

        PDRectangle rect = new PDRectangle(50, 750, 200, 50);

        PDAppearanceDictionary appearanceDictionary = new PDAppearanceDictionary();
        PDAppearanceStream appearanceStream = new PDAppearanceStream(document);
        appearanceStream.setBBox(rect.createRetranslatedRectangle());
        appearanceStream.setResources(resources);
        appearanceDictionary.setNormalAppearance(appearanceStream);
        PDPageContentStream contentStream = new PDPageContentStream(document, appearanceStream);
        contentStream.setStrokingColor(Color.BLACK);
        contentStream.setNonStrokingColor(Color.LIGHT_GRAY);
        contentStream.setLineWidth(2);
        contentStream.addRect(0, 0, rect.getWidth(), rect.getHeight());
        contentStream.fill();
        contentStream.moveTo(1 * rect.getHeight() / 4, 1 * rect.getHeight() / 4);
        contentStream.lineTo(2 * rect.getHeight() / 4, 3 * rect.getHeight() / 4);
        contentStream.moveTo(1 * rect.getHeight() / 4, 3 * rect.getHeight() / 4);
        contentStream.lineTo(2 * rect.getHeight() / 4, 1 * rect.getHeight() / 4);
        contentStream.moveTo(3 * rect.getHeight() / 4, 1 * rect.getHeight() / 4);
        contentStream.lineTo(rect.getWidth() - rect.getHeight() / 4, 1 * rect.getHeight() / 4);
        contentStream.stroke();
        contentStream.setNonStrokingColor(Color.DARK_GRAY);
        contentStream.beginText();
        contentStream.setFont(font, rect.getHeight() / 5);
        contentStream.newLineAtOffset(3 * rect.getHeight() / 4, -font.getBoundingBox().getLowerLeftY() * rect.getHeight() / 5000);
        contentStream.showText("Customer");
        contentStream.endText();
        contentStream.close();

        PDSignatureField signatureField = new PDSignatureField(acroForm);
        signatureField.setPartialName("SignatureField");
        PDPage page = document.getPage(0);

        PDAnnotationWidget widget = signatureField.getWidgets().get(0);
        widget.setAppearance(appearanceDictionary);
        widget.setRectangle(rect);
        widget.setPage(page);

        page.getAnnotations().add(widget);
        acroForm.getFields().add(signatureField);

        document.save(output);
        document.close();
    }
}
 

/**
 * <a href="https://stackoverflow.com/questions/44503236/how-to-write-text-draw-a-line-and-then-again-write-text-in-a-pdf-file-using-pdf">
 * How to write text, draw a line and then again write text in a pdf file using PDFBox
 * </a>
 * <p>
 * This test shows how to draw tetx, then graphics, then again text.
 * </p>
 */
@Test
public void testDrawTextLineText() throws IOException
{
    PDFont font = PDType1Font.HELVETICA;
    float fontSize = 14;
    float fontHeight = fontSize;
    float leading = 20;
    SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy.MM.dd");
    Date date = new Date();

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

    PDPageContentStream contentStream = new PDPageContentStream(doc, page);
    contentStream.setFont(font, fontSize);

    float yCordinate = page.getCropBox().getUpperRightY() - 30;
    float startX = page.getCropBox().getLowerLeftX() + 30;
    float endX = page.getCropBox().getUpperRightX() - 30;

    contentStream.beginText();
    contentStream.newLineAtOffset(startX, yCordinate);
    contentStream.showText("Entry Form � Header");
    yCordinate -= fontHeight;  //This line is to track the yCordinate
    contentStream.newLineAtOffset(0, -leading);
    yCordinate -= leading;
    contentStream.showText("Date Generated: " + dateFormat.format(date));
    yCordinate -= fontHeight;
    contentStream.endText(); // End of text mode

    contentStream.moveTo(startX, yCordinate);
    contentStream.lineTo(endX, yCordinate);
    contentStream.stroke();
    yCordinate -= leading;

    contentStream.beginText();
    contentStream.newLineAtOffset(startX, yCordinate);
    contentStream.showText("Name: XXXXX");
    contentStream.endText();

    contentStream.close();
    doc.save(new File(RESULT_FOLDER, "textLineText.pdf"));
}