Java 类org.jfree.chart.plot.dial.DialPointer 实例源码

/**
 * Confirm that the equals method can distinguish all the required fields.
 */
public void testEquals() {
    DialPointer i1 = new DialPointer.Pin(1);
    DialPointer i2 = new DialPointer.Pin(1);
    assertTrue(i1.equals(i2));

    // dataset index
    i1 = new DialPointer.Pin(2);
    assertFalse(i1.equals(i2));
    i2 = new DialPointer.Pin(2);
    assertTrue(i1.equals(i2));

    // check an inherited attribute
    i1.setVisible(false);
    assertFalse(i1.equals(i2));
    i2.setVisible(false);
    assertTrue(i1.equals(i2));
}

/**
 * Check the equals() method for the DialPointer.Pin class.
 */
public void testEqualsPin() {
    DialPointer.Pin p1 = new DialPointer.Pin();
    DialPointer.Pin p2 = new DialPointer.Pin();
    assertEquals(p1, p2);

    p1.setPaint(Color.green);
    assertFalse(p1.equals(p2));
    p2.setPaint(Color.green);
    assertTrue(p1.equals(p2));

    BasicStroke s = new BasicStroke(4.4f);
    p1.setStroke(s);
    assertFalse(p1.equals(p2));
    p2.setStroke(s);
    assertTrue(p1.equals(p2));
}

/**
 * Check the equals() method for the DialPointer.Pointer class.
 */
public void testEqualsPointer() {
    DialPointer.Pointer p1 = new DialPointer.Pointer();
    DialPointer.Pointer p2 = new DialPointer.Pointer();
    assertEquals(p1, p2);

    p1.setFillPaint(Color.green);
    assertFalse(p1.equals(p2));
    p2.setFillPaint(Color.green);
    assertTrue(p1.equals(p2));

    p1.setOutlinePaint(Color.green);
    assertFalse(p1.equals(p2));
    p2.setOutlinePaint(Color.green);
    assertTrue(p1.equals(p2));
}

private ChartPanel buildDialPlot(int minimumValue, int maximumValue,int majorTickGap) {
  plot = new DialPlot(dataset);
  plot.setDialFrame(new StandardDialFrame());
  plot.addLayer(new DialValueIndicator());
  plot.addLayer(new DialPointer.Pointer());

  StandardDialScale scale = new StandardDialScale(minimumValue, maximumValue,-120, -300, majorTickGap, majorTickGap - 1);
  scale.setTickRadius(0.88);
  scale.setTickLabelOffset(0.20);
  plot.addScale(0, scale);
  return new ChartPanel(new JFreeChart(plot));
}

/**
 * Two objects that are equal are required to return the same hashCode.
 */
public void testHashCode() {
    DialPointer i1 = new DialPointer.Pin(1);
    DialPointer i2 = new DialPointer.Pin(1);
    assertTrue(i1.equals(i2));
    int h1 = i1.hashCode();
    int h2 = i2.hashCode();
    assertEquals(h1, h2);
}