*
*/
protected JFreeChart createDialChart() throws JRException
{
JRMeterPlot jrPlot = (JRMeterPlot)getPlot();
GradientPaint gp =
new GradientPaint(
new Point(), Color.LIGHT_GRAY,
new Point(), Color.BLACK,
false
);
GradientPaint gp2 =
new GradientPaint(
new Point(), Color.GRAY,
new Point(), Color.BLACK
);
// get data for diagrams
DialPlot dialPlot = new DialPlot();
//dialPlot.setView(0.0, 0.0, 1.0, 1.0);
if(getDataset() != null)
{
dialPlot.setDataset((ValueDataset)getDataset());
}
StandardDialFrame dialFrame = new StandardDialFrame();
//dialFrame.setRadius(0.60);
//dialFrame.setBackgroundPaint(gp2);
dialFrame.setForegroundPaint(gp2);
dialPlot.setDialFrame(dialFrame);
DialBackground db = new DialBackground(gp);
db.setGradientPaintTransformer(new StandardGradientPaintTransformer(
GradientPaintTransformType.VERTICAL));
dialPlot.setBackground(db);
StandardDialScale scale = null;
int dialUnitScale = 1;
Range range = convertRange(jrPlot.getDataRange());
if(range != null)
{
double bound = Math.max(Math.abs(range.getUpperBound()), Math.abs(range.getLowerBound()));
dialUnitScale = ChartThemesUtilities.getScale(bound);
double lowerBound = ChartThemesUtilities.getTruncatedValue(range.getLowerBound(), dialUnitScale);
double upperBound = ChartThemesUtilities.getTruncatedValue(range.getUpperBound(), dialUnitScale);
scale =
new StandardDialScale(
lowerBound,
upperBound,
225,
-270,
(upperBound - lowerBound)/6,
15
);
if((lowerBound == (int)lowerBound &&
upperBound == (int)upperBound &&
scale.getMajorTickIncrement() == (int)scale.getMajorTickIncrement()) ||
dialUnitScale > 1
)
{
scale.setTickLabelFormatter(new DecimalFormat("#,##0"));
}
else if(dialUnitScale == 1)
{
scale.setTickLabelFormatter(new DecimalFormat("#,##0.0"));
}
else if(dialUnitScale <= 0)
{
scale.setTickLabelFormatter(new DecimalFormat("#,##0.00"));
}
}
else
{
scale = new StandardDialScale();
}
scale.setTickRadius(0.9);
scale.setTickLabelOffset(0.16);
JRFont tickLabelFont = jrPlot.getTickLabelFont();
Integer defaultBaseFontSize = (Integer)getDefaultValue(defaultChartPropertiesMap, ChartThemesConstants.BASEFONT_SIZE);
Font themeTickLabelFont = getFont((JRFont)getDefaultValue(defaultPlotPropertiesMap, ChartThemesConstants.PLOT_TICK_LABEL_FONT), tickLabelFont, defaultBaseFontSize);
scale.setTickLabelFont(themeTickLabelFont);
scale.setMajorTickStroke(new BasicStroke(1f));
scale.setMinorTickStroke(new BasicStroke(0.3f));
scale.setMajorTickPaint(Color.WHITE);
scale.setMinorTickPaint(Color.WHITE);
scale.setTickLabelsVisible(true);
scale.setFirstTickLabelVisible(true);
dialPlot.addScale(0, scale);
List intervals = jrPlot.getIntervals();
if (intervals != null && intervals.size() > 0)
{
int size = Math.min(3, intervals.size());
int colorStep = 0;
if(size > 3)
colorStep = 255 / (size - 3);
for(int i = 0; i < size; i++)
{
JRMeterInterval interval = (JRMeterInterval)intervals.get(i);
Range intervalRange = convertRange(interval.getDataRange());
double intervalLowerBound = ChartThemesUtilities.getTruncatedValue(intervalRange.getLowerBound(), dialUnitScale);
double intervalUpperBound = ChartThemesUtilities.getTruncatedValue(intervalRange.getUpperBound(), dialUnitScale);
Color color = i < 3
? (Color)ChartThemesConstants.AEGEAN_INTERVAL_COLORS.get(i)
: new Color(255 - colorStep * (i - 3), 0 + colorStep * (i - 3), 0);
ScaledDialRange dialRange =
new ScaledDialRange(
intervalLowerBound,
intervalUpperBound,
interval.getBackgroundColor() == null
? color
: interval.getBackgroundColor(),
12f
);
dialRange.setInnerRadius(0.41);
dialRange.setOuterRadius(0.41);
dialPlot.addLayer(dialRange);
}
}
JRValueDisplay display = jrPlot.getValueDisplay();
String displayVisibility = display != null && getChart().hasProperties()
? getChart().getPropertiesMap().getProperty(DefaultChartTheme.PROPERTY_DIAL_VALUE_DISPLAY_VISIBLE) : "false";
if(Boolean.parseBoolean(displayVisibility))
{
ScaledDialValueIndicator dvi = new ScaledDialValueIndicator(0, dialUnitScale);
dvi.setBackgroundPaint(ChartThemesConstants.TRANSPARENT_PAINT);
// dvi.setFont(JRFontUtil.getAwtFont(jrFont).deriveFont(10f).deriveFont(Font.BOLD));
dvi.setOutlinePaint(ChartThemesConstants.TRANSPARENT_PAINT);
dvi.setPaint(Color.WHITE);
String pattern = display.getMask() != null ? display.getMask() : "#,##0.####";
if(pattern != null)
dvi.setNumberFormat( new DecimalFormat(pattern));
dvi.setRadius(0.15);
dvi.setValueAnchor(RectangleAnchor.CENTER);
dvi.setTextAnchor(TextAnchor.CENTER);
//dvi.setTemplateValue(Double.valueOf(getDialTickValue(dialPlot.getValue(0),dialUnitScale)));
dialPlot.addLayer(dvi);
}
String label = getChart().hasProperties() ?
getChart().getPropertiesMap().getProperty(DefaultChartTheme.PROPERTY_DIAL_LABEL) : null;
if(label != null)
{
JRFont displayFont = jrPlot.getValueDisplay().getFont();
Font themeDisplayFont = getFont((JRFont)getDefaultValue(defaultPlotPropertiesMap, ChartThemesConstants.PLOT_DISPLAY_FONT), displayFont, defaultBaseFontSize);
if(dialUnitScale < 0)
label = new MessageFormat(label).format(new Object[]{String.valueOf(Math.pow(10, dialUnitScale))});
else if(dialUnitScale < 3)
label = new MessageFormat(label).format(new Object[]{"1"});