Example usage for org.apache.pdfbox.pdmodel.interactive.annotation PDAppearanceStream getResources

Introduction

In this page you can find the example usage for org.apache.pdfbox.pdmodel.interactive.annotation PDAppearanceStream getResources.

Prototype

@Override
public PDResources getResources() 

Source Link

Document

This will get the resources for this Form XObject.

Usage

From source file:chiliad.parser.pdf.extractor.vectorgraphics.VectorGraphicsExtractor.java

License:Apache License

@Override
public MPage extract(PDPage pageToExtract, MPage pageContent) {
    try {//from  w  ww. ja  va 2  s .c o m
        if (pageToExtract.getContents() == null) {
            throw new ExtractorException("Contents is null.");
        }

        pageSize = pageToExtract.findMediaBox().createDimension();
        graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        graphics.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS,
                RenderingHints.VALUE_FRACTIONALMETRICS_ON);
        // initialize the used stroke with CAP_BUTT instead of CAP_SQUARE
        graphics.setStroke(new BasicStroke(1.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER));
        // Only if there is some content, we have to process it.
        // Otherwise we are done here and we will produce an empty page

        PDResources resources = pageToExtract.findResources();
        processStream(pageToExtract, resources, pageToExtract.getContents().getStream());

        List<PDAnnotation> annotations = pageToExtract.getAnnotations();
        for (PDAnnotation annotation : annotations) {
            PDAnnotation annot = (PDAnnotation) annotation;
            PDRectangle rect = annot.getRectangle();
            String appearanceName = annot.getAppearanceStream();
            PDAppearanceDictionary appearDictionary = annot.getAppearance();
            if (appearDictionary != null) {
                if (appearanceName == null) {
                    appearanceName = "default";
                }
                Map<String, PDAppearanceStream> appearanceMap = appearDictionary.getNormalAppearance();
                if (appearanceMap != null) {
                    PDAppearanceStream appearance = (PDAppearanceStream) appearanceMap.get(appearanceName);
                    if (appearance != null) {
                        Point2D point = new Point2D.Float(rect.getLowerLeftX(), rect.getLowerLeftY());
                        Matrix matrix = appearance.getMatrix();
                        if (matrix != null) {
                            // transform the rectangle using the given matrix
                            AffineTransform at = matrix.createAffineTransform();
                            at.transform(point, point);
                        }
                        graphics.translate((int) point.getX(), -(int) point.getY());
                        processSubStream(pageToExtract, appearance.getResources(), appearance.getStream());
                        graphics.translate(-(int) point.getX(), (int) point.getY());
                    }
                }
            }
        }
        return handleResult(graphics, pageContent);
    } catch (IOException ex) {
        throw new ExtractorException("Failed to extract vector graphics.", ex);
    }
}

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From source file:org.apache.pdflens.views.pagesview.PageDrawer.java

License:Apache License

/**
 * This will draw the page to the requested context.
 *
 * @param g The graphics context to draw onto.
 * @param p The page to draw./*from w  w  w .j av a2  s  .c  om*/
 * @param pageDimension The size of the page to draw.
 *
 * @throws IOException If there is an IO error while drawing the page.
 */
public void drawPage(Graphics g, PDPage p, Dimension pageDimension) throws IOException {
    graphics = (Graphics2D) g;
    page = p;
    pageSize = pageDimension;
    graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    graphics.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
    // Only if there is some content, we have to process it. 
    // Otherwise we are done here and we will produce an empty page
    if (page.getContents() != null) {
        PDResources resources = page.findResources();
        processStream(page, resources, page.getContents().getStream());
    }
    List annotations = page.getAnnotations();
    for (int i = 0; i < annotations.size(); i++) {
        PDAnnotation annot = (PDAnnotation) annotations.get(i);
        PDRectangle rect = annot.getRectangle();
        String appearanceName = annot.getAppearanceStream();
        PDAppearanceDictionary appearDictionary = annot.getAppearance();
        if (appearDictionary != null) {
            if (appearanceName == null) {
                appearanceName = "default";
            }
            Map appearanceMap = appearDictionary.getNormalAppearance();
            PDAppearanceStream appearance = (PDAppearanceStream) appearanceMap.get(appearanceName);
            if (appearance != null) {
                g.translate((int) rect.getLowerLeftX(), (int) -rect.getLowerLeftY());
                processSubStream(page, appearance.getResources(), appearance.getStream());
                g.translate((int) -rect.getLowerLeftX(), (int) +rect.getLowerLeftY());
            }
        }
    }

}

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From source file:org.xmlcml.pdf2svg.PDFPage2SVGConverter.java

License:Apache License

/**
 * DUPLICATE OF SUPER SO WE CAN DEBUG//from   w w w . ja v a2 s.  c  om
 * This will draw the page to the requested context.
 *
 * @param g The graphics context to draw onto.
 * @param p The page to draw.
 * @param pageDimension The size of the page to draw.
 *
 * @throws IOException If there is an IO error while drawing the page.
 */
public void drawPage(Graphics g, PDPage p, Dimension pageDimension) throws IOException {
    super.drawPage(g, p, pageDimension);
    // cannot use this because private
    // graphics = (Graphics2D)g;
    Graphics2D g2d = (Graphics2D) g;
    //           g2d = (Graphics2D)g;
    page = p;
    pageSize = pageDimension;
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2d.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
    // Only if there is some content, we have to process it. 
    // Otherwise we are done here and we will produce an empty page
    if (page.getContents() != null) {
        PDResources resources = page.findResources();
        processStream(page, resources, page.getContents().getStream());
    }
    List annotations = page.getAnnotations();
    if (annotations.size() > 0) {
        throw new RuntimeException("ANNOTATIONS");
    }
    for (int i = 0; i < annotations.size(); i++) {
        PDAnnotation annot = (PDAnnotation) annotations.get(i);
        PDRectangle rect = annot.getRectangle();
        String appearanceName = annot.getAppearanceStream();
        PDAppearanceDictionary appearDictionary = annot.getAppearance();
        if (appearDictionary != null) {
            if (appearanceName == null) {
                appearanceName = "default";
            }
            Map appearanceMap = appearDictionary.getNormalAppearance();
            if (appearanceMap != null) {
                PDAppearanceStream appearance = (PDAppearanceStream) appearanceMap.get(appearanceName);
                if (appearance != null) {
                    g.translate((int) rect.getLowerLeftX(), (int) -rect.getLowerLeftY());
                    processSubStream(page, appearance.getResources(), appearance.getStream());
                    g.translate((int) -rect.getLowerLeftX(), (int) +rect.getLowerLeftY());
                }
            }
        }
    }
}

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From source file:pdfimport.pdfbox.PageDrawer.java

License:Apache License

/**
 * This will draw the page to the requested context.
 *
 * @param g The graphics context to draw onto.
 * @param p The page to draw.//from  w  w  w. jav  a2  s  . c  o  m
 * @param pageDimension The size of the page to draw.
 *
 * @throws IOException If there is an IO error while drawing the page.
 */
public void drawPage(GraphicsProcessor g, PDPage p) throws IOException {
    graphics = g;
    page = p;
    // Only if there is some content, we have to process it.
    // Otherwise we are done here and we will produce an empty page
    if (page.getContents() != null) {
        PDResources resources = page.findResources();
        processStream(page, resources, page.getContents().getStream());
    }

    List<?> annotations = page.getAnnotations();
    for (int i = 0; i < annotations.size(); i++) {
        PDAnnotation annot = (PDAnnotation) annotations.get(i);
        String appearanceName = annot.getAppearanceStream();
        PDAppearanceDictionary appearDictionary = annot.getAppearance();
        if (appearDictionary != null) {
            if (appearanceName == null) {
                appearanceName = "default";
            }
            Map<?, ?> appearanceMap = appearDictionary.getNormalAppearance();
            if (appearanceMap != null) {
                PDAppearanceStream appearance = (PDAppearanceStream) appearanceMap.get(appearanceName);
                if (appearance != null) {
                    processSubStream(page, appearance.getResources(), appearance.getStream());
                }
            }
        }
    }

}

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