Example usage for com.itextpdf.text Image setDpi

Introduction

In this page you can find the example usage for com.itextpdf.text Image setDpi.

Prototype

public void setDpi(final int dpiX, final int dpiY) 

Source Link

Document

Sets the dots per inch value

Usage

From source file:com.tommontom.pdfsplitter.PdfMerge.java

public static void doMerge(java.util.List<InputStream> list, String[] imageList, String[] listWordExcels,
        OutputStream outputStream) throws DocumentException, IOException {
    Document document = new Document(PageSize.LETTER, 0, 0, 0, 0);
    PdfWriter writer = PdfWriter.getInstance(document, outputStream);
    writer.setFullCompression();/*from   www . j  a v  a2 s  .  c om*/
    document.open();
    PdfContentByte cb = writer.getDirectContent();
    Image img;
    for (InputStream in : list) {
        PdfReader reader = new PdfReader(in);
        for (int i = 1; i <= reader.getNumberOfPages(); i++) {

            document.newPage();
            //import the page from source pdf
            PdfImportedPage page = writer.getImportedPage(reader, i);
            //add the page to the destination pdf
            cb.addTemplate(page, 0, 0);
        }

    }
    for (int i = 0; i < imageList.length; i++) {
        document.newPage();
        if (imageList[i] != null) {
            img = Image.getInstance(String.format("%s", imageList[i]));
            Rectangle one = new Rectangle(img.getPlainWidth(), img.getPlainHeight());
            document.setPageSize(one);
            if (img.getScaledWidth() > img.getScaledHeight()) {
                img.rotate();
            }
            if (img.getScaledWidth() > 792 || img.getScaledHeight() > 792) {
                img.scaleToFit(792, 792);

            }
            img.setDpi(150, 150);
            document.add(img);
        }
    }
    for (int i = 0; i < listWordExcels.length; i++) {
        if (imageList[i] != null) {
            File input = new File(listWordExcels[i]);
            File output = new File(listWordExcels[i] + ".pdf");
            String outputS = listWordExcels[i] + ".pdf";
            OpenOfficeConnection connection = new SocketOpenOfficeConnection(8100);
            connection.connect();
            DocumentConverter converter = new OpenOfficeDocumentConverter(connection);
            converter.convert(input, output);
            PdfReader readerWord = new PdfReader(outputS);
            PdfImportedPage page = writer.getImportedPage(readerWord, readerWord.getNumberOfPages());
            cb.addTemplate(page, 0, 0);
        }
    }

    outputStream.flush();
    document.close();
    outputStream.close();
}

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From source file:mobac.program.atlascreators.PaperAtlasPdf.java

License:Open Source License

@Override
protected void processPage(BufferedImage image, int pageNumber) throws MapCreationException {
    int imageWidth = image.getWidth();
    int imageHeight = image.getHeight();

    if (document == null) {
        double width = UnitSystem.pixelsToPoints(imageWidth, s.dpi);
        double height = UnitSystem.pixelsToPoints(imageHeight, s.dpi);
        width += s.marginLeft + s.marginRight;
        height += s.marginTop + s.marginBottom;
        Rectangle r = new Rectangle((float) width, (float) height);
        document = createDocument(r);/* w  w  w  . ja  va 2s .  c om*/
    }

    Image iTextImage;
    try {
        iTextImage = Image.getInstance(image, Color.WHITE);
    } catch (BadElementException e) {
        throw new MapCreationException(map, e);
    } catch (IOException e) {
        throw new MapCreationException(map, e);
    }
    iTextImage.setCompressionLevel(s.compression);
    iTextImage.setDpi(s.dpi, s.dpi);

    float width = (float) UnitSystem.pixelsToPoints(imageWidth, s.dpi);
    float height = (float) UnitSystem.pixelsToPoints(imageHeight, s.dpi);
    iTextImage.scaleAbsolute(width, height);

    try {
        document.add(iTextImage);
    } catch (DocumentException e) {
        throw new MapCreationException(map, e);
    }
    document.newPage();
}

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From source file:org.durel.mydooble.ImageItem.java

License:Open Source License

@Override
public void toPDF(PDF out, int i) {
    super.toPDF(out, i);

    try {// w  ww  . jav  a  2s  .  c om
        Image img = Image.getInstance(image);
        img.setDpi(288, 288);
        img.setInterpolation(true);
        float ih = (float) (img.getHeight());
        float iw = (float) (img.getWidth());
        if (ih > h || iw > w) {
            float xratio = iw / w;
            float yratio = ih / h;
            float ratio = Math.max(xratio, yratio);
            log.info("ih: " + ih + " - iw: " + iw + " - xratio: " + xratio + " - yratio: " + yratio
                    + " - ratio: " + ratio + " --> " + (int) (iw / ratio) + "x" + (int) (ih / ratio));
            img.scalePercent(100 / ratio);
        }

        PdfContentByte cb = out.writer.getDirectContent();
        float x = bx + (c * (w + m)) + m;
        float y = by + (r * (h + m)) + m;
        img.setAbsolutePosition(x, y);
        cb.addImage(img);
    } catch (DocumentException e) {
        e.printStackTrace();
    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

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