Example usage for org.apache.poi.hwmf.usermodel HwmfPicture HwmfPicture

Introduction

In this page you can find the example usage for org.apache.poi.hwmf.usermodel HwmfPicture HwmfPicture.

Prototype

public HwmfPicture(InputStream inputStream) throws IOException 

Source Link

Usage

From source file:org.apache.tika.parser.microsoft.WMFParser.java

License:Apache License

@Override
public void parse(InputStream stream, ContentHandler handler, Metadata metadata, ParseContext context)
        throws IOException, SAXException, TikaException {
    XHTMLContentHandler xhtml = new XHTMLContentHandler(handler, metadata);
    xhtml.startDocument();//from  w  w  w  .j av a  2 s . co  m
    try {
        HwmfPicture picture = new HwmfPicture(stream);
        //TODO: make x/y info public in POI so that we can use it here
        //to determine when to keep two text parts on the same line
        for (HwmfRecord record : picture.getRecords()) {
            Charset charset = LocaleUtil.CHARSET_1252;
            //this is pure hackery for specifying the font
            //TODO: do what Graphics does by maintaining the stack, etc.!
            //This fix should be done within POI
            if (record.getRecordType().equals(HwmfRecordType.createFontIndirect)) {
                HwmfFont font = ((HwmfText.WmfCreateFontIndirect) record).getFont();
                charset = (font.getCharSet().getCharset() == null) ? LocaleUtil.CHARSET_1252
                        : font.getCharSet().getCharset();
            }
            if (record.getRecordType().equals(HwmfRecordType.extTextOut)) {
                HwmfText.WmfExtTextOut textOut = (HwmfText.WmfExtTextOut) record;
                xhtml.startElement("p");
                xhtml.characters(textOut.getText(charset));
                xhtml.endElement("p");
            } else if (record.getRecordType().equals(HwmfRecordType.textOut)) {
                HwmfText.WmfTextOut textOut = (HwmfText.WmfTextOut) record;
                xhtml.startElement("p");
                xhtml.characters(textOut.getText(charset));
                xhtml.endElement("p");
            }
        }
    } catch (RecordFormatException e) { //POI's hwmfparser can throw these for "parse exceptions"
        throw new TikaException(e.getMessage());
    } catch (RuntimeException e) { //convert Runtime to RecordFormatExceptions
        throw new TikaException(e.getMessage());
    } catch (AssertionError e) { //POI's hwmfparser can throw these for parse exceptions
        throw new TikaException(e.getMessage());
    }
    xhtml.endDocument();
}

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