Examples with EscherArrayProperty org.apache.poi.ddf.EscherArrayProperty used on opensource projects

Example 6 with EscherArrayProperty

use of org.apache.poi.ddf.EscherArrayProperty in project poi by apache.

the class HSLFFreeformShape method setPath.

@Override
public int setPath(Path2D.Double path) {
    Rectangle2D bounds = path.getBounds2D();
    PathIterator it = path.getPathIterator(new AffineTransform());
    List<byte[]> segInfo = new ArrayList<byte[]>();
    List<Point2D.Double> pntInfo = new ArrayList<Point2D.Double>();
    boolean isClosed = false;
    int numPoints = 0;
    while (!it.isDone()) {
        double[] vals = new double[6];
        int type = it.currentSegment(vals);
        switch(type) {
            case PathIterator.SEG_MOVETO:
                pntInfo.add(new Point2D.Double(vals[0], vals[1]));
                segInfo.add(SEGMENTINFO_MOVETO);
                numPoints++;
                break;
            case PathIterator.SEG_LINETO:
                pntInfo.add(new Point2D.Double(vals[0], vals[1]));
                segInfo.add(SEGMENTINFO_LINETO);
                segInfo.add(SEGMENTINFO_ESCAPE);
                numPoints++;
                break;
            case PathIterator.SEG_CUBICTO:
                pntInfo.add(new Point2D.Double(vals[0], vals[1]));
                pntInfo.add(new Point2D.Double(vals[2], vals[3]));
                pntInfo.add(new Point2D.Double(vals[4], vals[5]));
                segInfo.add(SEGMENTINFO_CUBICTO);
                segInfo.add(SEGMENTINFO_ESCAPE2);
                numPoints++;
                break;
            case PathIterator.SEG_QUADTO:
                //TODO: figure out how to convert SEG_QUADTO into SEG_CUBICTO
                LOG.log(POILogger.WARN, "SEG_QUADTO is not supported");
                break;
            case PathIterator.SEG_CLOSE:
                pntInfo.add(pntInfo.get(0));
                segInfo.add(SEGMENTINFO_LINETO);
                segInfo.add(SEGMENTINFO_ESCAPE);
                segInfo.add(SEGMENTINFO_LINETO);
                segInfo.add(SEGMENTINFO_CLOSE);
                isClosed = true;
                numPoints++;
                break;
            default:
                LOG.log(POILogger.WARN, "Ignoring invalid segment type " + type);
                break;
        }
        it.next();
    }
    if (!isClosed) {
        segInfo.add(SEGMENTINFO_LINETO);
    }
    segInfo.add(SEGMENTINFO_END);
    AbstractEscherOptRecord opt = getEscherOptRecord();
    opt.addEscherProperty(new EscherSimpleProperty(EscherProperties.GEOMETRY__SHAPEPATH, 0x4));
    EscherArrayProperty verticesProp = new EscherArrayProperty((short) (EscherProperties.GEOMETRY__VERTICES + 0x4000), false, null);
    verticesProp.setNumberOfElementsInArray(pntInfo.size());
    verticesProp.setNumberOfElementsInMemory(pntInfo.size());
    verticesProp.setSizeOfElements(8);
    for (int i = 0; i < pntInfo.size(); i++) {
        Point2D.Double pnt = pntInfo.get(i);
        byte[] data = new byte[8];
        LittleEndian.putInt(data, 0, Units.pointsToMaster(pnt.getX() - bounds.getX()));
        LittleEndian.putInt(data, 4, Units.pointsToMaster(pnt.getY() - bounds.getY()));
        verticesProp.setElement(i, data);
    }
    opt.addEscherProperty(verticesProp);
    EscherArrayProperty segmentsProp = new EscherArrayProperty((short) (EscherProperties.GEOMETRY__SEGMENTINFO + 0x4000), false, null);
    segmentsProp.setNumberOfElementsInArray(segInfo.size());
    segmentsProp.setNumberOfElementsInMemory(segInfo.size());
    segmentsProp.setSizeOfElements(0x2);
    for (int i = 0; i < segInfo.size(); i++) {
        byte[] seg = segInfo.get(i);
        segmentsProp.setElement(i, seg);
    }
    opt.addEscherProperty(segmentsProp);
    opt.addEscherProperty(new EscherSimpleProperty(EscherProperties.GEOMETRY__RIGHT, Units.pointsToMaster(bounds.getWidth())));
    opt.addEscherProperty(new EscherSimpleProperty(EscherProperties.GEOMETRY__BOTTOM, Units.pointsToMaster(bounds.getHeight())));
    opt.sortProperties();
    setAnchor(bounds);
    return numPoints;
}

Example 7 with EscherArrayProperty

use of org.apache.poi.ddf.EscherArrayProperty in project poi by apache.

the class TestPolygon method testPolygonPoints.

@Test
public void testPolygonPoints() throws IOException {
    HSSFWorkbook wb = new HSSFWorkbook();
    HSSFSheet sh = wb.createSheet();
    HSSFPatriarch patriarch = sh.createDrawingPatriarch();
    HSSFPolygon polygon = patriarch.createPolygon(new HSSFClientAnchor());
    polygon.setPolygonDrawArea(100, 100);
    polygon.setPoints(new int[] { 0, 90, 50, 90 }, new int[] { 5, 5, 44, 88 });
    EscherArrayProperty verticesProp1 = polygon.getOptRecord().lookup(EscherProperties.GEOMETRY__VERTICES);
    String expected = "<EscherArrayProperty id=\"0x8145\" name=\"geometry.vertices\" blipId=\"false\">" + "<Element>[00, 00, 05, 00]</Element>" + "<Element>[5A, 00, 05, 00]</Element>" + "<Element>[32, 00, 2C, 00]</Element>" + "<Element>[5A, 00, 58, 00]</Element>" + "<Element>[00, 00, 05, 00]</Element>" + "</EscherArrayProperty>";
    String actual = verticesProp1.toXml("").replaceAll("[\r\n\t]", "");
    assertEquals(verticesProp1.getNumberOfElementsInArray(), 5);
    assertEquals(expected, actual);
    polygon.setPoints(new int[] { 1, 2, 3 }, new int[] { 4, 5, 6 });
    assertArrayEquals(polygon.getXPoints(), new int[] { 1, 2, 3 });
    assertArrayEquals(polygon.getYPoints(), new int[] { 4, 5, 6 });
    verticesProp1 = polygon.getOptRecord().lookup(EscherProperties.GEOMETRY__VERTICES);
    expected = "<EscherArrayProperty id=\"0x8145\" name=\"geometry.vertices\" blipId=\"false\">" + "<Element>[01, 00, 04, 00]</Element>" + "<Element>[02, 00, 05, 00]</Element>" + "<Element>[03, 00, 06, 00]</Element>" + "<Element>[01, 00, 04, 00]</Element>" + "</EscherArrayProperty>";
    actual = verticesProp1.toXml("").replaceAll("[\r\n\t]", "");
    assertEquals(verticesProp1.getNumberOfElementsInArray(), 4);
    assertEquals(expected, actual);
    wb.close();
}