Exemplos de IPoint.setPoint em Java

Exemplo n.º 1

Arquivo: TestLPoint.java Projeto: OSunday/latexdraw

  @Test
  public void testComputeAngle() {
    IPoint pt1 = ShapeFactory.createPoint();

    assertEquals(Double.NaN, pt1.computeAngle(null), 0.1);
    assertEquals(0., pt1.computeAngle(ShapeFactory.createPoint(1, 0)), 0.1);
    assertEquals(Math.PI / 2., pt1.computeAngle(ShapeFactory.createPoint(0, 1)), 0.1);
    assertEquals(Math.PI, pt1.computeAngle(ShapeFactory.createPoint(-1, 0)), 0.1);
    assertEquals(3. * Math.PI / 2., pt1.computeAngle(ShapeFactory.createPoint(0, -1)), 0.1);

    pt1.setPoint(1, 1);
    assertEquals(0., pt1.computeAngle(ShapeFactory.createPoint(2, 1)), 0.1);
    assertEquals(Math.PI / 2., pt1.computeAngle(ShapeFactory.createPoint(1, 2)), 0.1);
    assertEquals(Math.PI, pt1.computeAngle(ShapeFactory.createPoint(0, 1)), 0.1);
    assertEquals(3. * Math.PI / 2., pt1.computeAngle(ShapeFactory.createPoint(1, 0)), 0.1);
  }