Example usage for org.apache.poi.xslf.usermodel XMLSlideShow getSlides

List of usage examples for org.apache.poi.xslf.usermodel XMLSlideShow getSlides

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Introduction

In this page you can find the example usage for org.apache.poi.xslf.usermodel XMLSlideShow getSlides.

Prototype

@Override
public List<XSLFSlide> getSlides()

Source Link

Document

Return all the slides in the slideshow

Usage

From source file:com.opensearchserver.extractor.parser.Pptx.java

License:Apache License

/**
 * Declined from XSLFPowerPointExtractor.java
 * // www  .ja v  a  2 s.  c om
 * @param pptSlideShow
 */
private void extractSides(XMLSlideShow slideshow) {

    XSLFSlide[] slides = (XSLFSlide[]) slideshow.getSlides();
    XSLFCommentAuthors commentAuthors = slideshow.getCommentAuthors();

    for (XSLFSlide slide : slides) {

        // One document per slide
        ParserDocument result = getNewParserDocument();

        XSLFNotes notes = slide.getNotes();
        XSLFComments comments = slide.getComments();
        XSLFSlideLayout layout = slide.getSlideLayout();
        XSLFSlideMaster master = layout.getSlideMaster();

        // TODO Do the slide's name
        // (Stored in docProps/app.xml)

        // Do the slide's text
        result.add(SLIDES, extractText(slide.getCommonSlideData(), false));
        result.add(LANG_DETECTION, languageDetection(SLIDES, 10000));

        // If requested, get text from the master and it's layout
        if (layout != null) {
            result.add(MASTER, extractText(layout.getCommonSlideData(), true));
        }
        if (master != null) {
            result.add(MASTER, extractText(master.getCommonSlideData(), true));
        }

        // If the slide has comments, do those too
        if (comments != null) {
            for (CTComment comment : comments.getCTCommentsList().getCmList()) {
                StringBuilder sbComment = new StringBuilder();
                // Do the author if we can
                if (commentAuthors != null) {
                    CTCommentAuthor author = commentAuthors.getAuthorById(comment.getAuthorId());
                    if (author != null) {
                        sbComment.append(author.getName());
                        sbComment.append(": ");
                    }
                }

                // Then the comment text, with a new line afterwards
                sbComment.append(comment.getText());
                sbComment.append("\n");
                if (sbComment.length() > 0)
                    result.add(COMMENTS, sbComment.toString());
            }
        }

        // Do the notes if requested
        if (notes != null) {
            result.add(NOTES, extractText(notes.getCommonSlideData(), false));
        }
    }
}

From source file:com.qwazr.extractor.parser.Pptx.java

License:Apache License

/**
 * Declined from XSLFPowerPointExtractor.java
 *
 * @param slideshow/*from w ww.j a  va 2 s  .c  o  m*/
 */
private void extractSides(XMLSlideShow slideshow) {

    List<XSLFSlide> slides = slideshow.getSlides();
    XSLFCommentAuthors commentAuthors = slideshow.getCommentAuthors();

    for (XSLFSlide slide : slides) {

        // One document per slide
        ParserDocument result = getNewParserDocument();

        XSLFNotes notes = slide.getNotes();
        XSLFComments comments = slide.getComments();
        XSLFSlideLayout layout = slide.getSlideLayout();
        XSLFSlideMaster master = layout.getSlideMaster();

        // TODO Do the slide's name
        // (Stored in docProps/app.xml)

        // Do the slide's text
        result.add(SLIDES, extractText(slide.getCommonSlideData(), false));
        result.add(LANG_DETECTION, languageDetection(SLIDES, 10000));

        // If requested, get text from the master and it's layout
        if (layout != null) {
            result.add(MASTER, extractText(layout.getCommonSlideData(), true));
        }
        if (master != null) {
            result.add(MASTER, extractText(master.getCommonSlideData(), true));
        }

        // If the slide has comments, do those too
        if (comments != null) {
            for (CTComment comment : comments.getCTCommentsList().getCmList()) {
                StringBuilder sbComment = new StringBuilder();
                // Do the author if we can
                if (commentAuthors != null) {
                    CTCommentAuthor author = commentAuthors.getAuthorById(comment.getAuthorId());
                    if (author != null) {
                        sbComment.append(author.getName());
                        sbComment.append(": ");
                    }
                }

                // Then the comment text, with a new line afterwards
                sbComment.append(comment.getText());
                sbComment.append("\n");
                if (sbComment.length() > 0)
                    result.add(COMMENTS, sbComment.toString());
            }
        }

        // Do the notes if requested
        if (notes != null) {
            result.add(NOTES, extractText(notes.getCommonSlideData(), false));
        }
    }
}

From source file:com.qwazr.library.poi.PptxParser.java

License:Apache License

/**
 * Declined from XSLFPowerPointExtractor.java
 *
 * @param slideshow/*from w w w.j a  v  a2  s  .  c o m*/
 * @param resultBuilder
 */
private void extractSides(final XMLSlideShow slideshow, final ParserResultBuilder resultBuilder) {

    final List<XSLFSlide> slides = slideshow.getSlides();
    final XSLFCommentAuthors commentAuthors = slideshow.getCommentAuthors();

    for (XSLFSlide slide : slides) {

        // One document per slide
        final ParserFieldsBuilder result = resultBuilder.newDocument();

        final XSLFNotes notes = slide.getNotes();
        final XSLFComments comments = slide.getComments();
        final XSLFSlideLayout layout = slide.getSlideLayout();
        final XSLFSlideMaster master = layout.getSlideMaster();

        // TODO Do the slide's name
        // (Stored in docProps/app.xml)

        // Do the slide's text
        final String slideText = extractText(slide.getCommonSlideData(), false);
        result.add(SLIDES, slideText);
        result.add(CONTENT, slideText);

        // If requested, get text from the master and it's layout
        if (layout != null) {
            final String text = extractText(layout.getCommonSlideData(), true);
            result.add(MASTER, text);
            result.add(CONTENT, text);
        }
        if (master != null) {
            final String text = extractText(master.getCommonSlideData(), true);
            result.add(MASTER, text);
            result.add(CONTENT, text);
        }

        // If the slide has comments, do those too
        if (comments != null) {
            for (CTComment comment : comments.getCTCommentsList().getCmList()) {
                final StringBuilder sbComment = new StringBuilder();
                // Do the author if we can
                if (commentAuthors != null) {
                    CTCommentAuthor author = commentAuthors.getAuthorById(comment.getAuthorId());
                    if (author != null) {
                        sbComment.append(author.getName());
                        sbComment.append(": ");
                    }
                }

                // Then the comment text, with a new line afterwards
                sbComment.append(comment.getText());
                sbComment.append("\n");
                if (sbComment.length() > 0) {
                    final String text = sbComment.toString();
                    result.add(COMMENTS, text);
                    result.add(CONTENT, text);
                }
            }
        }

        // Do the notes if requested
        if (notes != null) {
            final String text = extractText(notes.getCommonSlideData(), false);
            result.add(NOTES, text);
            result.add(CONTENT, text);
        }

        result.add(LANG_DETECTION, languageDetection(result, CONTENT, 10000));

    }
}

From source file:ddf.catalog.transformer.input.pptx.PptxInputTransformer.java

License:Open Source License

/**
 * If the slide show doesn't contain any slides, then return null. Otherwise, return jpeg
 * image data of the first slide in the deck.
 *
 * @param slideShow//w w w. ja  v  a2  s .  co  m
 * @return jpeg thumbnail or null if thumbnail can't be created
 * @throws IOException
 */
private byte[] generatePptxThumbnail(XMLSlideShow slideShow) throws IOException {

    if (slideShow.getSlides().isEmpty()) {
        LOGGER.debug("the powerpoint file does not contain any slides, skipping thumbnail generation");
        return null;
    }

    Dimension pgsize = slideShow.getPageSize();

    int largestDimension = (int) Math.max(pgsize.getHeight(), pgsize.getWidth());
    float scalingFactor = IMAGE_HEIGHTWIDTH / largestDimension;
    int scaledHeight = (int) (pgsize.getHeight() * scalingFactor);
    int scaledWidth = (int) (pgsize.getWidth() * scalingFactor);
    BufferedImage img = new BufferedImage(scaledWidth, scaledHeight, BufferedImage.TYPE_INT_RGB);

    Graphics2D graphics = img.createGraphics();

    try {
        graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        graphics.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
        graphics.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
        graphics.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS,
                RenderingHints.VALUE_FRACTIONALMETRICS_ON);

        graphics.scale(scalingFactor, scalingFactor);

        slideShow.getSlides().get(0).draw(graphics);

        try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream()) {
            ImageIOUtil.writeImage(img, FORMAT_NAME, outputStream, RESOLUTION_DPI, IMAGE_QUALITY);
            return outputStream.toByteArray();
        }
    } catch (RuntimeException e) {
        if (e.getCause() instanceof javax.imageio.IIOException) {
            LOGGER.debug("unable to generate thumbnail for PPTX file", e);
        } else {
            throw e;
        }
    } finally {
        graphics.dispose();
    }

    return null;
}

From source file:easyoffice.powerpoint.PPTMaker.java

private static void processSlides(XMLSlideShow ppt) {
    ArrayList<Slide> replacementData = generateSlides();
    XSLFSlide templateSlide = ppt.getSlides().get(TEMPLATE_SLIDE_INDEX);
    boolean somethingReplaced = false;

    for (Slide slide : replacementData) {
        XSLFSlide copiedSlide = copySlide(ppt, templateSlide);
        List<XSLFShape> slideShapes = copiedSlide.getShapes();

        for (XSLFShape slideShape : slideShapes) {
            if (slideShape instanceof XSLFTextShape) {
                XSLFTextShape textShape = (XSLFTextShape) slideShape;
                for (SlideText slideText : slide.replacementData) {
                    if (textShape.getText().contains(String.format(STRING_FORMAT, slideText.key))) {
                        replaceContent(textShape, slideText);
                        somethingReplaced = true;
                    }/*from  www  .j  a va  2  s  . c o m*/
                }
            }
        }
    }

    if (!somethingReplaced) {
        System.out.println(Strings.NOTHING_REPLACED(TEMPLATE_SLIDE_INDEX));
        System.exit(0);
    }
}

From source file:mj.ocraptor.extraction.tika.parser.microsoft.ooxml.XSLFPowerPointExtractorDecorator.java

License:Apache License

/**
 * @see org.apache.poi.xslf.extractor.XSLFPowerPointExtractor#getText()
 *///from  w w w .  ja  v  a 2s.c  o  m
protected void buildXHTML(XHTMLContentHandler xhtml) throws SAXException, IOException {
    XMLSlideShow slideShow = (XMLSlideShow) extractor.getDocument();

    XSLFSlide[] slides = slideShow.getSlides();
    for (XSLFSlide slide : slides) {
        String slideDesc;

        if (slide.getPackagePart() != null && slide.getPackagePart().getPartName() != null) {
            slideDesc = getJustFileName(slide.getPackagePart().getPartName().toString());
            slideDesc += "_";
        } else {
            slideDesc = null;
        }

        // slide
        extractContent(slide.getShapes(), false, xhtml, slideDesc);

        // slide layout which is the master sheet for this slide
        XSLFSheet slideLayout = slide.getMasterSheet();
        extractContent(slideLayout.getShapes(), true, xhtml, null);

        // slide master which is the master sheet for all text layouts
        XSLFSheet slideMaster = slideLayout.getMasterSheet();
        extractContent(slideMaster.getShapes(), true, xhtml, null);

        // notes (if present)
        XSLFSheet slideNotes = slide.getNotes();
        if (slideNotes != null) {
            extractContent(slideNotes.getShapes(), false, xhtml, slideDesc);
            // master sheet for this notes
            XSLFSheet notesMaster = slideNotes.getMasterSheet();
            extractContent(notesMaster.getShapes(), true, xhtml, null);
        }

        // comments (if present)
        XSLFComments comments = slide.getComments();
        if (comments != null) {
            for (CTComment comment : comments.getCTCommentsList().getCmList()) {
                xhtml.element("p", comment.getText());
            }
        }
    }

    if (Config.inst().getProp(ConfigBool.ENABLE_IMAGE_OCR)) {
        TikaImageHelper helper = new TikaImageHelper(metadata);
        try {
            List<XSLFPictureData> pictures = slideShow.getAllPictures();
            for (XSLFPictureData picture : pictures) {
                ByteArrayInputStream imageData = new ByteArrayInputStream(picture.getData());
                BufferedImage image = ImageIO.read(imageData);
                helper.addImage(image);
                helper.addTextToHandler(xhtml);
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (extractor != null) {
                extractor.close();
            }
            if (helper != null) {
                helper.close();
            }
        }
    }
}

From source file:openslide.module.webserver.PPTX2SVG.java

License:Apache License

/**
 * parse file to svg document/*from w ww  .java2 s . co m*/
 * @param file_name -required-  {string} fullpath file
 * @return slide_list
 * @throws Exception
 */
public static ArrayList<String> parse(String file_name) throws Exception {

    String file = file_name;
    ArrayList<String> slide_list = new ArrayList<String>();
    System.out.println("Processing " + file);

    // read the .pptx file
    XMLSlideShow ppt = new XMLSlideShow(OPCPackage.open(file));

    Dimension pgsize = ppt.getPageSize();

    // convert each slide into a .svg file
    XSLFSlide[] slide = ppt.getSlides();
    for (int i = 0; i < slide.length; i++) {
        // Create initial SVG DOM
        DOMImplementation domImpl = SVGDOMImplementation.getDOMImplementation();
        Document doc = domImpl.createDocument("http://www.w3.org/2000/svg", "svg", null);
        //Use Batik SVG Graphics2D driver
        SVGGraphics2D graphics = new SVGGraphics2D(doc);
        graphics.setRenderingHint(XSLFRenderingHint.IMAGE_RENDERER, new WMFImageRender());
        graphics.setSVGCanvasSize(pgsize);

        String title = slide[i].getTitle();
        System.out.println("Rendering slide " + (i + 1) + (title == null ? "" : ": " + title));

        // draw stuff. All the heavy-lifting happens here
        slide[i].draw(graphics);

        // save the result.
        int sep = file.lastIndexOf(".");
        String fname = file.substring(0, sep == -1 ? file.length() : sep) + "-" + (i + 1) + ".svg";
        slide_list.add(fname);
        OutputStreamWriter out = new OutputStreamWriter(new FileOutputStream(fname), "UTF-8");
        DOMSource domSource = new DOMSource(graphics.getRoot());
        StreamResult streamResult = new StreamResult(out);
        TransformerFactory tf = TransformerFactory.newInstance();
        Transformer serializer = tf.newTransformer();
        serializer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
        serializer.setOutputProperty(OutputKeys.INDENT, "yes");
        serializer.transform(domSource, streamResult);
        out.flush();
        out.close();
    }
    System.out.println("Done");

    return slide_list;
}

From source file:org.apache.tika.parser.microsoft.ooxml.XSLFPowerPointExtractorDecorator.java

License:Apache License

/**
 * @see org.apache.poi.xslf.extractor.XSLFPowerPointExtractor#getText()
 *//*ww w . j a v a 2s . c  om*/
protected void buildXHTML(XHTMLContentHandler xhtml) throws SAXException, IOException {
    XMLSlideShow slideShow = (XMLSlideShow) extractor.getDocument();
    XSLFCommentAuthors commentAuthors = slideShow.getCommentAuthors();

    List<XSLFSlide> slides = slideShow.getSlides();
    for (XSLFSlide slide : slides) {
        String slideDesc;
        if (slide.getPackagePart() != null && slide.getPackagePart().getPartName() != null) {
            slideDesc = getJustFileName(slide.getPackagePart().getPartName().toString());
            slideDesc += "_";
        } else {
            slideDesc = null;
        }

        // slide content
        xhtml.startElement("div", "class", "slide-content");
        extractContent(slide.getShapes(), false, xhtml, slideDesc);
        xhtml.endElement("div");

        // slide layout which is the master sheet for this slide
        xhtml.startElement("div", "class", "slide-master-content");
        XSLFSlideLayout slideLayout = slide.getMasterSheet();
        extractContent(slideLayout.getShapes(), true, xhtml, null);
        xhtml.endElement("div");

        // slide master which is the master sheet for all text layouts
        XSLFSheet slideMaster = slideLayout.getMasterSheet();
        extractContent(slideMaster.getShapes(), true, xhtml, null);

        // notes (if present)
        XSLFNotes slideNotes = slide.getNotes();
        if (slideNotes != null) {
            xhtml.startElement("div", "class", "slide-notes");

            extractContent(slideNotes.getShapes(), false, xhtml, slideDesc);

            // master sheet for this notes
            XSLFNotesMaster notesMaster = slideNotes.getMasterSheet();
            extractContent(notesMaster.getShapes(), true, xhtml, null);
            xhtml.endElement("div");
        }

        // comments (if present)
        XSLFComments comments = slide.getComments();
        if (comments != null) {
            StringBuilder authorStringBuilder = new StringBuilder();
            for (int i = 0; i < comments.getNumberOfComments(); i++) {
                authorStringBuilder.setLength(0);
                CTComment comment = comments.getCommentAt(i);
                xhtml.startElement("p", "class", "slide-comment");
                CTCommentAuthor cta = commentAuthors.getAuthorById(comment.getAuthorId());
                if (cta != null) {
                    if (cta.getName() != null) {
                        authorStringBuilder.append(cta.getName());
                    }
                    if (cta.getInitials() != null) {
                        if (authorStringBuilder.length() > 0) {
                            authorStringBuilder.append(" ");
                        }
                        authorStringBuilder.append("(" + cta.getInitials() + ")");
                    }
                    if (comment.getText() != null && authorStringBuilder.length() > 0) {
                        authorStringBuilder.append(" - ");
                    }
                    if (authorStringBuilder.length() > 0) {
                        xhtml.startElement("b");
                        xhtml.characters(authorStringBuilder.toString());
                        xhtml.endElement("b");
                    }
                }
                xhtml.characters(comment.getText());
                xhtml.endElement("p");
            }
        }
    }
}

From source file:org.joeffice.presentation.actions.ChooseLayoutAction.java

License:Apache License

@Override
public void actionPerformed(ActionEvent e) {
    SlidesTopComponent currentTopComponent = OfficeTopComponent.getSelectedComponent(SlidesTopComponent.class);
    if (currentTopComponent != null) {
        XMLSlideShow currentPresentation = currentTopComponent.getPresentation();
        int selectedSlide = currentTopComponent.getSelectedSlide();
        XSLFSlide slide = currentPresentation.getSlides()[selectedSlide];
        // not possible to change the layout in Apache POI
    }//from w  w w.j  a v a  2s  .  c  o  m
}

From source file:org.joeffice.presentation.actions.RemoveSlideAction.java

License:Apache License

@Override
public void actionPerformed(ActionEvent e) {
    SlidesTopComponent currentTopComponent = OfficeTopComponent.getSelectedComponent(SlidesTopComponent.class);
    if (currentTopComponent != null) {
        XMLSlideShow presentation = currentTopComponent.getPresentation();
        int slideIndex = currentTopComponent.getSelectedSlide();
        presentation.removeSlide(slideIndex);
        removeSlideFromPanel(slideIndex, (JPanel) currentTopComponent.getMainComponent());
        currentTopComponent.getDataObject().setModified(true);
        if (slideIndex >= presentation.getSlides().length) {
            currentTopComponent.setSelectedSlide(slideIndex - 1);
        } else {//  www . ja  v a  2 s.  c  o  m
            currentTopComponent.setSelectedSlide(slideIndex);
        }
    }
}