Example usage for org.apache.poi.hslf.usermodel HSLFSlide getShapes

Introduction

In this page you can find the example usage for org.apache.poi.hslf.usermodel HSLFSlide getShapes.

Prototype

@Override
public List<HSLFShape> getShapes() 

Source Link

Document

Returns all shapes contained in this Sheet

Usage

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

License:Apache License

protected void parse(DirectoryNode root, XHTMLContentHandler xhtml)
        throws IOException, SAXException, TikaException {
    HSLFSlideShow ss = new HSLFSlideShow(root);
    List<HSLFSlide> _slides = ss.getSlides();

    xhtml.startElement("div", "class", "slideShow");

    /* Iterate over slides and extract text */
    for (HSLFSlide slide : _slides) {
        xhtml.startElement("div", "class", "slide");

        // Slide header, if present
        HeadersFooters hf = slide.getHeadersFooters();
        if (hf != null && hf.isHeaderVisible() && hf.getHeaderText() != null) {
            xhtml.startElement("p", "class", "slide-header");

            xhtml.characters(hf.getHeaderText());

            xhtml.endElement("p");
        }/*from  w  ww  .  j  a  va  2s.  c  o  m*/

        // Slide master, if present
        extractMaster(xhtml, slide.getMasterSheet());

        // Slide text
        {
            xhtml.startElement("div", "class", "slide-content");

            textRunsToText(xhtml, slide.getTextParagraphs());

            xhtml.endElement("div");
        }

        // Table text
        for (HSLFShape shape : slide.getShapes()) {
            if (shape instanceof HSLFTable) {
                extractTableText(xhtml, (HSLFTable) shape);
            }
        }

        // Slide footer, if present
        if (hf != null && hf.isFooterVisible() && hf.getFooterText() != null) {
            xhtml.startElement("p", "class", "slide-footer");

            xhtml.characters(hf.getFooterText());

            xhtml.endElement("p");
        }

        // Comments, if present
        StringBuilder authorStringBuilder = new StringBuilder();
        for (Comment comment : slide.getComments()) {
            authorStringBuilder.setLength(0);
            xhtml.startElement("p", "class", "slide-comment");

            if (comment.getAuthor() != null) {
                authorStringBuilder.append(comment.getAuthor());
            }
            if (comment.getAuthorInitials() != null) {
                if (authorStringBuilder.length() > 0) {
                    authorStringBuilder.append(" ");
                }
                authorStringBuilder.append("(" + comment.getAuthorInitials() + ")");
            }
            if (authorStringBuilder.length() > 0) {
                if (comment.getText() != null) {
                    authorStringBuilder.append(" - ");
                }
                xhtml.startElement("b");
                xhtml.characters(authorStringBuilder.toString());
                xhtml.endElement("b");
            }
            if (comment.getText() != null) {
                xhtml.characters(comment.getText());
            }
            xhtml.endElement("p");
        }

        // Now any embedded resources
        handleSlideEmbeddedResources(slide, xhtml);

        // Find the Notes for this slide and extract inline
        HSLFNotes notes = slide.getNotes();
        if (notes != null) {
            xhtml.startElement("div", "class", "slide-notes");

            textRunsToText(xhtml, notes.getTextParagraphs());

            xhtml.endElement("div");
        }

        // Slide complete
        xhtml.endElement("div");
    }

    // All slides done
    xhtml.endElement("div");

    /* notes */
    xhtml.startElement("div", "class", "slide-notes");
    HashSet<Integer> seenNotes = new HashSet<>();
    HeadersFooters hf = ss.getNotesHeadersFooters();

    for (HSLFSlide slide : _slides) {
        HSLFNotes notes = slide.getNotes();
        if (notes == null) {
            continue;
        }
        Integer id = notes._getSheetNumber();
        if (seenNotes.contains(id)) {
            continue;
        }
        seenNotes.add(id);

        // Repeat the Notes header, if set
        if (hf != null && hf.isHeaderVisible() && hf.getHeaderText() != null) {
            xhtml.startElement("p", "class", "slide-note-header");
            xhtml.characters(hf.getHeaderText());
            xhtml.endElement("p");
        }

        // Notes text
        textRunsToText(xhtml, notes.getTextParagraphs());

        // Repeat the notes footer, if set
        if (hf != null && hf.isFooterVisible() && hf.getFooterText() != null) {
            xhtml.startElement("p", "class", "slide-note-footer");
            xhtml.characters(hf.getFooterText());
            xhtml.endElement("p");
        }
    }

    handleSlideEmbeddedPictures(ss, xhtml);

    xhtml.endElement("div");
}

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

License:Apache License

private void handleSlideEmbeddedResources(HSLFSlide slide, XHTMLContentHandler xhtml)
        throws TikaException, SAXException, IOException {
    List<HSLFShape> shapes;
    try {/*from w w w.jav a 2s  .c  o m*/
        shapes = slide.getShapes();
    } catch (NullPointerException e) {
        // Sometimes HSLF hits problems
        // Please open POI bugs for any you come across!
        return;
    }

    for (HSLFShape shape : shapes) {
        if (shape instanceof OLEShape) {
            OLEShape oleShape = (OLEShape) shape;
            HSLFObjectData data = null;
            try {
                data = oleShape.getObjectData();
            } catch (NullPointerException e) {
                /* getObjectData throws NPE some times. */
            }

            if (data != null) {
                String objID = Integer.toString(oleShape.getObjectID());

                // Embedded Object: add a <div
                // class="embedded" id="X"/> so consumer can see where
                // in the main text each embedded document
                // occurred:
                AttributesImpl attributes = new AttributesImpl();
                attributes.addAttribute("", "class", "class", "CDATA", "embedded");
                attributes.addAttribute("", "id", "id", "CDATA", objID);
                xhtml.startElement("div", attributes);
                xhtml.endElement("div");

                try (TikaInputStream stream = TikaInputStream.get(data.getData())) {
                    String mediaType = null;
                    if ("Excel.Chart.8".equals(oleShape.getProgID())) {
                        mediaType = "application/vnd.ms-excel";
                    }
                    handleEmbeddedResource(stream, objID, objID, mediaType, xhtml, false);
                }
            }
        }
    }
}

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