import org.jfree.chart.plot.dial.StandardDialScale; //导入依赖的package包/类
public JFreeChart createStandardDialChart(String s, String s1, ValueDataset valuedataset, double d, double d1, double d2, int i) {
	DialPlot dialplot = new DialPlot();
	dialplot.setDataset(valuedataset);
	dialplot.setDialFrame(new StandardDialFrame());
	dialplot.setBackground(new DialBackground());
	DialTextAnnotation dialtextannotation = new DialTextAnnotation(s1);
	dialtextannotation.setFont(new Font("Dialog", 1, 14));
	dialtextannotation.setRadius(0.69999999999999996D);
	dialplot.addLayer(dialtextannotation);
	DialValueIndicator dialvalueindicator = new DialValueIndicator(0);
	dialplot.addLayer(dialvalueindicator);
	StandardDialScale standarddialscale = new StandardDialScale(d, d1, -120D, -300D, 10D, 4);
	standarddialscale.setMajorTickIncrement(d2);
	standarddialscale.setMinorTickCount(i);
	standarddialscale.setTickRadius(0.88D);
	standarddialscale.setTickLabelOffset(0.14999999999999999D);
	standarddialscale.setTickLabelFont(new Font("Dialog", 0, 14));
	dialplot.addScale(0, standarddialscale);
	dialplot.addPointer(new org.jfree.chart.plot.dial.DialPointer.Pin());
	DialCap dialcap = new DialCap();
	dialplot.setCap(dialcap);
	return new JFreeChart(s, dialplot);
}
 

import org.jfree.chart.plot.dial.StandardDialScale; //导入依赖的package包/类
/**
 * Check the notification event mechanism for the dial scales.
 */
public void testScaleListener() {
    DialPlot p = new DialPlot();
    StandardDialScale s1 = new StandardDialScale();
    p.addScale(0, s1);
    p.addChangeListener(this);
    this.lastEvent = null;
    s1.setStartAngle(22.0);
    assertNotNull(this.lastEvent);

    StandardDialScale s2 = new StandardDialScale();
    p.addScale(0, s2);
    this.lastEvent = null;
    s1.setStartAngle(33.0);
    assertNull(this.lastEvent);
    s2.setStartAngle(33.0);
    assertNotNull(this.lastEvent);
}
 

import org.jfree.chart.plot.dial.StandardDialScale; //导入依赖的package包/类
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));
}
 

import org.jfree.chart.plot.dial.StandardDialScale; //导入依赖的package包/类
/**
 * Two objects that are equal are required to return the same hashCode.
 */
public void testHashCode() {
    StandardDialScale s1 = new StandardDialScale();
    StandardDialScale s2 = new StandardDialScale();
    assertTrue(s1.equals(s2));
    int h1 = s1.hashCode();
    int h2 = s2.hashCode();
    assertEquals(h1, h2);
}
 

import org.jfree.chart.plot.dial.StandardDialScale; //导入依赖的package包/类
private void fillChart(String title, float value, int lowerBound, int upperBound) throws Exception {
	DefaultValueDataset dataset = new DefaultValueDataset();
	
	dataset.setValue(value);

	DialPlot plot = new DialPlot();
	plot.setView(0.0d, 0.0d, 1.0d, 1.0d);
	plot.setDataset(0, dataset);
	
	StandardDialFrame frame = new StandardDialFrame();
	plot.setDialFrame(frame);
	DialBackground dialBackground = new DialBackground();
	dialBackground.setGradientPaintTransformer(
			new StandardGradientPaintTransformer(GradientPaintTransformType.VERTICAL));
	plot.setBackground(dialBackground);
	DialTextAnnotation textAnnotation = new DialTextAnnotation( title );
	textAnnotation.setRadius(0.555555555555555555D);
	plot.addLayer(textAnnotation);
	
	DialValueIndicator valueIndicator = new DialValueIndicator(0);
	plot.addLayer(valueIndicator);
	
	StandardDialScale scale1 = new StandardDialScale();
	scale1.setLowerBound( lowerBound );
	scale1.setUpperBound( upperBound );
	scale1.setStartAngle( -140 ); // -120
	scale1.setExtent( -260D ); // -300D 
	scale1.setTickRadius(0.88D);
	scale1.setTickLabelOffset(0.14999999999999999D); 
	scale1.setTickLabelFont(new Font("", Font.TRUETYPE_FONT, 14)); 
	plot.addScale(0, scale1);
	
	StandardDialRange standarddialrange0 = new StandardDialRange( lowerBound, (upperBound*0.6), Color.red);
	standarddialrange0.setInnerRadius(0.52000000000000002D);
	standarddialrange0.setOuterRadius(0.55000000000000004D);
	plot.addLayer(standarddialrange0);
	
	StandardDialRange standarddialrange1 = new StandardDialRange( (upperBound*0.6), (upperBound*0.8), Color.orange);
	standarddialrange1.setInnerRadius(0.52000000000000002D);
	standarddialrange1.setOuterRadius(0.55000000000000004D);
	plot.addLayer(standarddialrange1);
	
	StandardDialRange standarddialrange2 = new StandardDialRange( (upperBound*0.8), upperBound, Color.green);
	standarddialrange2.setInnerRadius(0.52000000000000002D);
	standarddialrange2.setOuterRadius(0.55000000000000004D);
	plot.addLayer(standarddialrange2);
	
	Pointer pointer = new Pointer(0); 
	pointer.setFillPaint(new Color(144, 196, 246));
	plot.addPointer(pointer);
	plot.mapDatasetToScale(0, 0);
	DialCap dialcap = new DialCap();
	dialcap.setRadius(0.0700000000000001D);
	plot.setCap(dialcap);
	
	this.chart = new JFreeChart(plot);
	//this.chart.setBackgroundPaint(new Color(234, 244, 253));
	this.chart.setBackgroundPaint( Color.white );
}
 

import org.jfree.chart.plot.dial.StandardDialScale; //导入依赖的package包/类
/**
 * Confirm that the equals method can distinguish all the required fields.
 */
public void testEquals() {
    DialPlot p1 = new DialPlot();
    DialPlot p2 = new DialPlot();
    assertTrue(p1.equals(p2));

    // background
    p1.setBackground(new DialBackground(Color.green));
    assertFalse(p1.equals(p2));
    p2.setBackground(new DialBackground(Color.green));
    assertTrue(p1.equals(p2));

    p1.setBackground(null);
    assertFalse(p1.equals(p2));
    p2.setBackground(null);
    assertTrue(p1.equals(p2));

    // dial cap
    DialCap cap1 = new DialCap();
    cap1.setFillPaint(Color.red);
    p1.setCap(cap1);
    assertFalse(p1.equals(p2));
    DialCap cap2 = new DialCap();
    cap2.setFillPaint(Color.red);
    p2.setCap(cap2);
    assertTrue(p1.equals(p2));

    p1.setCap(null);
    assertFalse(p1.equals(p2));
    p2.setCap(null);
    assertTrue(p1.equals(p2));

    // frame
    StandardDialFrame f1 = new StandardDialFrame();
    f1.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f,
            4.0f, Color.white));
    p1.setDialFrame(f1);
    assertFalse(p1.equals(p2));
    StandardDialFrame f2 = new StandardDialFrame();
    f2.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f,
            4.0f, Color.white));
    p2.setDialFrame(f2);
    assertTrue(p1.equals(p2));

    // view
    p1.setView(0.2, 0.0, 0.8, 1.0);
    assertFalse(p1.equals(p2));
    p2.setView(0.2, 0.0, 0.8, 1.0);
    assertTrue(p1.equals(p2));

    // layer
    p1.addLayer(new StandardDialScale());
    assertFalse(p1.equals(p2));
    p2.addLayer(new StandardDialScale());
    assertTrue(p1.equals(p2));
}