Examples with CustomGeometry org.apache.poi.sl.draw.geom.CustomGeometry used on opensource projects

Example 1 with CustomGeometry

use of org.apache.poi.sl.draw.geom.CustomGeometry in project poi by apache.

the class HSLFSimpleShape method getGeometry.

@Override
public CustomGeometry getGeometry() {
    PresetGeometries dict = PresetGeometries.getInstance();
    ShapeType st = getShapeType();
    String name = (st != null) ? st.getOoxmlName() : null;
    CustomGeometry geom = dict.get(name);
    if (geom == null) {
        if (name == null) {
            name = (st != null) ? st.toString() : "<unknown>";
        }
        LOG.log(POILogger.WARN, "No preset shape definition for shapeType: " + name);
    }
    return geom;
}

Example 2 with CustomGeometry

use of org.apache.poi.sl.draw.geom.CustomGeometry in project poi by apache.

the class XSLFSimpleShape method getGeometry.

/**
     *
     * @return definition of the shape geometry
     */
@Override
public CustomGeometry getGeometry() {
    XSLFGeometryProperties gp = XSLFPropertiesDelegate.getGeometryDelegate(getShapeProperties());
    if (gp == null) {
        return null;
    }
    CustomGeometry geom;
    PresetGeometries dict = PresetGeometries.getInstance();
    if (gp.isSetPrstGeom()) {
        String name = gp.getPrstGeom().getPrst().toString();
        geom = dict.get(name);
        if (geom == null) {
            throw new IllegalStateException("Unknown shape geometry: " + name + ", available geometries are: " + dict.keySet());
        }
    } else if (gp.isSetCustGeom()) {
        XMLStreamReader staxReader = gp.getCustGeom().newXMLStreamReader();
        geom = PresetGeometries.convertCustomGeometry(staxReader);
        try {
            staxReader.close();
        } catch (XMLStreamException e) {
            LOG.log(POILogger.WARN, "An error occurred while closing a Custom Geometry XML Stream Reader: " + e.getMessage());
        }
    } else {
        geom = dict.get("rect");
    }
    return geom;
}

Example 3 with CustomGeometry

use of org.apache.poi.sl.draw.geom.CustomGeometry in project poi by apache.

the class DrawSimpleShape method computeOutlines.

protected Collection<Outline> computeOutlines(Graphics2D graphics) {
    final SimpleShape<?, ?> sh = getShape();
    List<Outline> lst = new ArrayList<Outline>();
    CustomGeometry geom = sh.getGeometry();
    if (geom == null) {
        return lst;
    }
    Rectangle2D anchor = getAnchor(graphics, sh);
    for (Path p : geom) {
        double w = p.getW(), h = p.getH(), scaleX = Units.toPoints(1), scaleY = scaleX;
        if (w == -1) {
            w = Units.toEMU(anchor.getWidth());
        } else {
            scaleX = anchor.getWidth() / w;
        }
        if (h == -1) {
            h = Units.toEMU(anchor.getHeight());
        } else {
            scaleY = anchor.getHeight() / h;
        }
        // the guides in the shape definitions are all defined relative to each other,
        // so we build the path starting from (0,0).
        final Rectangle2D pathAnchor = new Rectangle2D.Double(0, 0, w, h);
        Context ctx = new Context(geom, pathAnchor, sh);
        java.awt.Shape gp = p.getPath(ctx);
        // translate the result to the canvas coordinates in points
        AffineTransform at = new AffineTransform();
        at.translate(anchor.getX(), anchor.getY());
        at.scale(scaleX, scaleY);
        java.awt.Shape canvasShape = at.createTransformedShape(gp);
        lst.add(new Outline(canvasShape, p));
    }
    return lst;
}

Example 4 with CustomGeometry

use of org.apache.poi.sl.draw.geom.CustomGeometry in project poi by apache.

the class DrawSimpleShape method getCustomGeometry.

protected static CustomGeometry getCustomGeometry(String name, Graphics2D graphics) {
    @SuppressWarnings("unchecked") Map<String, CustomGeometry> presets = (graphics == null) ? null : (Map<String, CustomGeometry>) graphics.getRenderingHint(Drawable.PRESET_GEOMETRY_CACHE);
    if (presets == null) {
        presets = new HashMap<String, CustomGeometry>();
        if (graphics != null) {
            graphics.setRenderingHint(Drawable.PRESET_GEOMETRY_CACHE, presets);
        }
        String packageName = "org.apache.poi.sl.draw.binding";
        InputStream presetIS = Drawable.class.getResourceAsStream("presetShapeDefinitions.xml");
        // StAX:
        EventFilter startElementFilter = new EventFilter() {

            @Override
            public boolean accept(XMLEvent event) {
                return event.isStartElement();
            }
        };
        try {
            XMLInputFactory staxFactory = XMLInputFactory.newInstance();
            XMLEventReader staxReader = staxFactory.createXMLEventReader(presetIS);
            XMLEventReader staxFiltRd = staxFactory.createFilteredReader(staxReader, startElementFilter);
            // Ignore StartElement:
            staxFiltRd.nextEvent();
            // JAXB:
            JAXBContext jaxbContext = JAXBContext.newInstance(packageName);
            Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
            while (staxFiltRd.peek() != null) {
                StartElement evRoot = (StartElement) staxFiltRd.peek();
                String cusName = evRoot.getName().getLocalPart();
                // XMLEvent ev = staxReader.nextEvent();
                JAXBElement<org.apache.poi.sl.draw.binding.CTCustomGeometry2D> el = unmarshaller.unmarshal(staxReader, CTCustomGeometry2D.class);
                CTCustomGeometry2D cusGeom = el.getValue();
                presets.put(cusName, new CustomGeometry(cusGeom));
            }
            staxFiltRd.close();
            staxReader.close();
        } catch (Exception e) {
            throw new RuntimeException("Unable to load preset geometries.", e);
        } finally {
            IOUtils.closeQuietly(presetIS);
        }
    }
    return presets.get(name);
}