Example usage for com.itextpdf.text.html HtmlUtilities DEFAULT_FONT_SIZE

Introduction

In this page you can find the example usage for com.itextpdf.text.html HtmlUtilities DEFAULT_FONT_SIZE.

Prototype

float DEFAULT_FONT_SIZE

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Document

a default value for font-size

Usage

From source file:com.masscustsoft.service.ToPdf.java

License:Open Source License

@Override
public Image createImage(String src, final Map<String, String> attrs, final ChainedProperties chain,
        final DocListener document, final ImageProvider img_provider, final HashMap<String, Image> img_store,
        final String img_baseurl) throws DocumentException, IOException {
    Image img = null;/*from   w  w w . j av  a 2 s. c om*/
    // getting the image using an image provider
    if (img_provider != null)
        img = img_provider.getImage(src, attrs, chain, document);
    // getting the image from an image store
    if (img == null && img_store != null) {
        Image tim = img_store.get(src);
        if (tim != null)
            img = Image.getInstance(tim);
    }
    if (img != null)
        return img;
    ////if src start with data: it's dataUri and parse it imme.
    if (src.startsWith("remote?")) {
        BeanFactory bf = BeanFactory.getBeanFactory();
        String pp = src.substring(7);
        String[] ss = pp.split("\\&");
        try {
            String id = "~", fsId = LightUtil.getRepository().getFsId();
            for (String s : ss) {
                String[] sss = s.split("=");
                if (sss[0].equals("id"))
                    id = sss[1];
                if (sss[0].equals("fsId"))
                    fsId = sss[1];
            }
            IRepository fs = bf.getRepository(fsId);

            InputStream is = fs.getResource(id);
            ByteArrayOutputStream os = new ByteArrayOutputStream();
            StreamUtil.copyStream(is, os, 0);
            is.close();
            os.close();
            img = Image.getInstance(os.toByteArray());
        } catch (Exception e) {
            e.printStackTrace();
        }
    } else if (src.startsWith("data:")) {
        int i = src.indexOf(",");
        byte[] bits = Base64.decode(src.substring(i + 1));
        img = Image.getInstance(bits);
    } else {
        ////
        // introducing a base url
        // relative src references only
        if (!src.startsWith("http") && img_baseurl != null) {
            src = img_baseurl + src;
        } else if (img == null && !src.startsWith("http")) {
            String path = chain.getProperty(HtmlTags.IMAGEPATH);
            if (path == null)
                path = "";
            src = new File(path, src).getPath();
        }
        img = Image.getInstance(src);
    }

    if (img == null)
        return null;

    float actualFontSize = HtmlUtilities.parseLength(chain.getProperty(HtmlTags.SIZE),
            HtmlUtilities.DEFAULT_FONT_SIZE);
    if (actualFontSize <= 0f)
        actualFontSize = HtmlUtilities.DEFAULT_FONT_SIZE;
    String width = attrs.get(HtmlTags.WIDTH);
    float widthInPoints = HtmlUtilities.parseLength(width, actualFontSize);
    String height = attrs.get(HtmlTags.HEIGHT);

    float heightInPoints = HtmlUtilities.parseLength(height, actualFontSize);

    if (widthInPoints == 0 && heightInPoints == 0) {
        Document doc = (Document) document;
        widthInPoints = doc.getPageSize().getWidth();
    }

    if (widthInPoints > 0 && heightInPoints > 0) {
        img.scaleAbsolute(widthInPoints, heightInPoints);
    } else if (widthInPoints > 0) {
        heightInPoints = img.getHeight() * widthInPoints / img.getWidth();
        img.scaleAbsolute(widthInPoints, heightInPoints);
    } else if (heightInPoints > 0) {
        widthInPoints = img.getWidth() * heightInPoints / img.getHeight();
        img.scaleAbsolute(widthInPoints, heightInPoints);
    }

    String before = chain.getProperty(HtmlTags.BEFORE);
    if (before != null)
        img.setSpacingBefore(Float.parseFloat(before));
    String after = chain.getProperty(HtmlTags.AFTER);
    if (after != null)
        img.setSpacingAfter(Float.parseFloat(after));
    img.setWidthPercentage(0);
    return img;
}

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