Examples with AngleType org.geotoolkit.gml.xml.v321.AngleType used on opensource projects

Example 1 with AngleType

use of org.geotoolkit.gml.xml.v321.AngleType in project geotoolkit by Geomatys.

the class GeometrytoJTSTest method gmlArcToJTSTest.

@Test
public void gmlArcToJTSTest() throws Exception {
    final LengthType radius = new LengthType();
    radius.setValue(2.0);
    radius.setUom("m");
    final AngleType startAngle = new AngleType();
    startAngle.setValue(0);
    startAngle.setUom("rad");
    final AngleType endAngle = new AngleType();
    endAngle.setValue(270);
    endAngle.setUom("°");
    final ArcByCenterPointType arc = new ArcByCenterPointType();
    arc.setStartAngle(startAngle);
    arc.setEndAngle(endAngle);
    arc.setRadius(radius);
    arc.setPointProperty(new PointPropertyType(new PointType(new DirectPosition2D(0, 0))));
    final CurveType gmlCurve = new CurveType();
    gmlCurve.setSrsName("EPSG:3857");
    gmlCurve.setSegments(new CurveSegmentArrayPropertyType(Collections.singletonList(arc)));
    Geometry geom = GeometrytoJTS.toJTS(gmlCurve);
    // For geometric comparison, we oppose pure jts solution to the SIS geodetic calculator.
    final GeometricShapeFactory f = new GeometricShapeFactory(GF);
    f.setCentre(new Coordinate(0, 0));
    f.setSize(radius.getValue() * 2);
    // with this value, we should get points on trigonometric circle cardinalities (0, PI/2, PI, etc.), which eases comparison in debug.
    f.setNumPoints(17);
    // JTS angles are not azimuth, but pure trigonometric
    Geometry expectedArc = f.createArc(Math.PI, 3 / 2.0 * Math.PI);
    Assert.assertTrue(expectedArc.buffer(0.2).contains(geom));
    // Now, test in reverse (counter-clockwise) order
    endAngle.setValue(-90);
    geom = GeometrytoJTS.toJTS(gmlCurve);
    expectedArc = f.createArc(0, Math.PI);
    Assert.assertTrue(expectedArc.buffer(0.2).contains(geom));
}