Package org.geotools.geometry.iso.util.elem2D

Examples of org.geotools.geometry.iso.util.elem2D.Circle2D

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* @source $URL$
*/
public class Circle2DTest extends TestCase {

    public void testInstance() {
        Circle2D circle = new Circle2D(0.0, 0.0, 1.5);
        assertNotNull(circle);
    }
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        Circle2D circle = new Circle2D(0.0, 0.0, 1.5);
        assertNotNull(circle);
    }
   
    public void testGetSet() {
        Circle2D circle = new Circle2D(10.0, 8.0, 5.0);
        assertNotNull(circle);
        assertEquals(10.0, circle.getX());
        assertEquals(8.0, circle.getY());
        assertEquals(5.0, circle.getRadius());

        circle.setX(9.0);
        assertEquals(9.0, circle.getX());
        assertEquals(8.0, circle.getY());
        assertEquals(5.0, circle.getRadius());

        circle.setY(7.0);
        assertEquals(9.0, circle.getX());
        assertEquals(7.0, circle.getY());
        assertEquals(5.0, circle.getRadius());
       
        circle.setRadius(4.0);
        assertEquals(9.0, circle.getX());
        assertEquals(7.0, circle.getY());
        assertEquals(4.0, circle.getRadius());
       
        circle.setValues(8.0, -6.0, 9.0);
        assertEquals(8.0, circle.getX());
        assertEquals(-6.0, circle.getY());
        assertEquals(9.0, circle.getRadius());
       
        assertEquals(8.0, circle.getCenter().getX());
        assertEquals(-6.0, circle.getCenter().getY());
       
       
    }
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    }
   
    public void testContains() {
        Circle2D circle = new Circle2D(100.0, 50.0, 25.0);
        assertNotNull(circle);
       
        assertFalse(circle.contains(new Node2D(0.0, 0.0)));
        assertFalse(circle.contains(new Node2D(-10.0, 90.0)));
        assertTrue(circle.contains(new Node2D(100.0, 50.0)));
        assertTrue(circle.contains(new Node2D(124.9, 49.9)));
        assertTrue(circle.contains(new Node2D(90.0, 60.0)));
        assertFalse(circle.contains(new Node2D(-1000.0, -900.0)));
    }
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    public void test3PointConstructor() {
        Point2D pt1 = new Node2D(0.0, 0.0);
        Point2D pt2 = new Node2D(5.0, 0.0);
        Point2D pt3 = new Node2D(2.5, -2.0);
        Circle2D circle = new Circle2D(pt1, pt2, pt3);
        assertNotNull(circle);
       
        assertEquals("Circle2D: X:2.5 Y:0.5625 r:2.5625", circle.toString());
        assertEquals(5.125, circle.getRectangle().getWidth());
        assertEquals(5.125, circle.getRectangle().getHeight());
        assertEquals(2.5, circle.getCenter().getX());
       
        //3 vertical points (bad!)
        pt1 = new Node2D(0.0, 5.0);
        pt2 = new Node2D(0.0, 10.0);
        pt3 = new Node2D(0.0, 15.0);
       
        try {
            circle = new Circle2D(pt1, pt2, pt3);
            fail("should have thrown illegal argument exception");
        } catch (IllegalArgumentException e) {
        }
       
        pt1 = new Node2D(0.0, 5.0);
        pt2 = new Node2D(0.0, 10.0);
        pt3 = new Node2D(1.0, 15.0);

        circle = new Circle2D(pt1, pt2, pt3);
        assertNotNull(circle);
        assertEquals("Circle2D: X:25.5 Y:7.5 r:25.622255950637914", circle.toString());
    }
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Related Classes of org.geotools.geometry.iso.util.elem2D.Circle2D

  • org.geotools.geometry.iso.util.Circle2DTest
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