Example usage for com.itextpdf.text.pdf.codec PngImage getImage

Introduction

In this page you can find the example usage for com.itextpdf.text.pdf.codec PngImage getImage.

Prototype

public static Image getImage(byte data[]) throws IOException 

Source Link

Document

Reads a PNG from a byte array.

Usage

From source file:edu.harvard.iq.dvn.core.web.ExploreDataPage.java

License:Apache License

private void writeImageFile(File fileIn, File pdfFileIn) {

    File imagePngFile = null;/*from  w  ww . j  av  a  2 s  . c o  m*/

    try {
        String decoded = URLDecoder.decode(imageURL, "UTF-8");

        if (!decoded.isEmpty()) {
            URL imageURLnew = new URL(imageURL);

            try {
                BufferedImage image = ImageIO.read(imageURLnew);

                BufferedImage combinedImage = getCompositeImage(image);

                if (fileIn != null) {
                    ImageIO.write(combinedImage, "png", fileIn);
                }

                if (pdfFileIn != null) {
                    imagePngFile = File.createTempFile("pdfDownload", "png");
                    ImageIO.write(combinedImage, "png", imagePngFile);
                    Document convertPngToPdf = new Document();
                    PdfWriter.getInstance(convertPngToPdf, new FileOutputStream(pdfFileIn, true));
                    convertPngToPdf.open();
                    Image convertBmp = PngImage.getImage(imagePngFile.getAbsolutePath());
                    convertBmp.scaleToFit(530f, 500f);
                    convertPngToPdf.add(convertBmp);
                    convertPngToPdf.close();
                }
            } catch (IIOException io) {
                System.out.println(io.getMessage().toString());
                System.out.println(io.getCause().toString());
                System.out.println("IIOException " + imageURLnew);

            } catch (FontFormatException ff) {
                System.out.println("FontFormatException " + imageURLnew);

                System.out.println("FontFormatException " + ff.toString());
            }
        }

    } catch (UnsupportedEncodingException uee) {
        System.out.println("UnsupportedEncodingException ");
    } catch (MalformedURLException mue) {
        System.out.println("MalformedURLException ");
    } catch (IOException io) {
        System.out.println("IOException - outer ");
    } catch (DocumentException io) {
        System.out.println("IOException - document ");
        System.out.println(io.getMessage());
    } finally {
        if (imagePngFile != null && imagePngFile.exists()) {
            if (!FileUtil.keepTempFiles("core.web.ExploreDataPage")) {
                imagePngFile.delete();
            }
        }
    }
}

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