Example usage for org.jfree.data Range getUpperBound

List of usage examples for org.jfree.data Range getUpperBound

Introduction

In this page you can find the example usage for org.jfree.data Range getUpperBound.

Prototype

public double getUpperBound() 

Source Link

Document

Returns the upper bound for the range.

Usage

From source file:org.gumtree.vis.plot1d.LogarithmizableAxis.java

/**
 * Calculates the positions of the tick labels for the axis, storing the
 * results in the tick label list (ready for drawing).
 *
 * @param g2  the graphics device.//w w w  .  j a va  2s. c  om
 * @param dataArea  the area in which the plot should be drawn.
 * @param edge  the location of the axis.
 *
 * @return A list of ticks.
 */
protected List logRefreshTicksHorizontal(Graphics2D g2, Rectangle2D dataArea, RectangleEdge edge) {

    List ticks = new java.util.ArrayList();
    Range range = getRange();

    //get lower bound value:
    double lowerBoundVal = range.getLowerBound();
    //if small log values and lower bound value too small
    // then set to a small value (don't allow <= 0):
    if (this.smallLogFlag && lowerBoundVal < SMALL_LOG_VALUE) {
        lowerBoundVal = SMALL_LOG_VALUE;
    }

    //get upper bound value
    double upperBoundVal = range.getUpperBound();

    //get log10 version of lower bound and round to integer:
    int iBegCount = (int) Math.rint(switchedLog10(lowerBoundVal));
    //get log10 version of upper bound and round to integer:
    int iEndCount = (int) Math.rint(switchedLog10(upperBoundVal));

    if (iBegCount == iEndCount && iBegCount > 0 && Math.pow(10, iBegCount) > lowerBoundVal) {
        //only 1 power of 10 value, it's > 0 and its resulting
        // tick value will be larger than lower bound of data
        --iBegCount; //decrement to generate more ticks
    }

    double currentTickValue;
    String tickLabel;
    boolean zeroTickFlag = false;
    for (int i = iBegCount; i <= iEndCount; i++) {
        //for each power of 10 value; create ten ticks
        for (int j = 0; j < 10; ++j) {
            //for each tick to be displayed
            if (this.smallLogFlag) {
                //small log values in use; create numeric value for tick
                currentTickValue = Math.pow(10, i) + (Math.pow(10, i) * j);
                if (this.expTickLabelsFlag || (i < 0 && currentTickValue > 0.0 && currentTickValue < 1.0)) {
                    //showing "1e#"-style ticks or negative exponent
                    // generating tick value between 0 & 1; show fewer
                    if (j == 0 || (i > -4 && j < 2) || currentTickValue >= upperBoundVal) {
                        //first tick of series, or not too small a value and
                        // one of first 3 ticks, or last tick to be displayed
                        // set exact number of fractional digits to be shown
                        // (no effect if showing "1e#"-style ticks):
                        this.numberFormatterObj.setMaximumFractionDigits(-i);
                        //create tick label (force use of fmt obj):
                        tickLabel = makeTickLabel(currentTickValue, true);
                    } else { //no tick label to be shown
                        tickLabel = "";
                    }
                } else { //tick value not between 0 & 1
                         //show tick label if it's the first or last in
                         // the set, or if it's 1-5; beyond that show
                         // fewer as the values get larger:
                    tickLabel = (j < 1 || (i < 1 && j < 5) || (j < 4 - i) || currentTickValue >= upperBoundVal)
                            ? makeTickLabel(currentTickValue)
                            : "";
                }
            } else { //not small log values in use; allow for values <= 0
                if (zeroTickFlag) { //if did zero tick last iter then
                    --j; //decrement to do 1.0 tick now
                } //calculate power-of-ten value for tick:
                currentTickValue = (i >= 0) ? Math.pow(10, i) + (Math.pow(10, i) * j)
                        : -(Math.pow(10, -i) - (Math.pow(10, -i - 1) * j));
                if (!zeroTickFlag) { // did not do zero tick last iteration
                    if (Math.abs(currentTickValue - 1.0) < 0.0001 && lowerBoundVal <= 0.0
                            && upperBoundVal >= 0.0) {
                        //tick value is 1.0 and 0.0 is within data range
                        currentTickValue = 0.0; //set tick value to zero
                        zeroTickFlag = true; //indicate zero tick
                    }
                } else { //did zero tick last iteration
                    zeroTickFlag = false; //clear flag
                } //create tick label string:
                //show tick label if "1e#"-style and it's one
                // of the first two, if it's the first or last
                // in the set, or if it's 1-5; beyond that
                // show fewer as the values get larger:
                tickLabel = ((this.expTickLabelsFlag && j < 2) || j < 1 || (i < 1 && j < 5) || (j < 4 - i)
                        || currentTickValue >= upperBoundVal) ? makeTickLabel(currentTickValue) : "";
            }

            if (currentTickValue > upperBoundVal) {
                return ticks; // if past highest data value then exit
                              // method
            }

            if (currentTickValue >= lowerBoundVal - SMALL_LOG_VALUE) {
                //tick value not below lowest data value
                TextAnchor anchor = null;
                TextAnchor rotationAnchor = null;
                double angle = 0.0;
                if (isVerticalTickLabels()) {
                    anchor = TextAnchor.CENTER_RIGHT;
                    rotationAnchor = TextAnchor.CENTER_RIGHT;
                    if (edge == RectangleEdge.TOP) {
                        angle = Math.PI / 2.0;
                    } else {
                        angle = -Math.PI / 2.0;
                    }
                } else {
                    if (edge == RectangleEdge.TOP) {
                        anchor = TextAnchor.BOTTOM_CENTER;
                        rotationAnchor = TextAnchor.BOTTOM_CENTER;
                    } else {
                        anchor = TextAnchor.TOP_CENTER;
                        rotationAnchor = TextAnchor.TOP_CENTER;
                    }
                }

                Tick tick = new NumberTick(new Double(currentTickValue), tickLabel, anchor, rotationAnchor,
                        angle);
                ticks.add(tick);
            }
        }
    }
    return ticks;

}

From source file:net.sf.jasperreports.engine.fill.DefaultChartTheme.java

/**
 * Build and run a thermometer chart.  JFreeChart thermometer charts have some
 * limitations.  They always have a maximum of three ranges, and the colors of those
 * ranges seems to be fixed.//from  w ww .java  2  s  .co m
 */
protected JFreeChart createThermometerChart() throws JRException {
    JRThermometerPlot jrPlot = (JRThermometerPlot) getPlot();

    // Create the plot that will hold the thermometer.
    ThermometerPlot chartPlot = new ThermometerPlot((ValueDataset) getDataset());

    ChartUtil chartUtil = ChartUtil.getInstance(chartContext.getJasperReportsContext());
    // setting localized range axis formatters
    chartPlot.getRangeAxis().setStandardTickUnits(chartUtil.createIntegerTickUnits(getLocale()));

    Range range = convertRange(jrPlot.getDataRange());

    // Set the boundary of the thermomoter
    chartPlot.setLowerBound(range.getLowerBound());
    chartPlot.setUpperBound(range.getUpperBound());

    // Units can only be Fahrenheit, Celsius or none, so turn off for now.
    chartPlot.setUnits(ThermometerPlot.UNITS_NONE);

    // Set the color of the mercury.  Only used when the value is outside of
    // any defined ranges.
    Color color = jrPlot.getMercuryColor();
    if (color != null) {
        chartPlot.setMercuryPaint(color);
        chartPlot.setUseSubrangePaint(false);
    }

    // localizing the default format, can be overridden by display.getMask()
    chartPlot.setValueFormat(NumberFormat.getNumberInstance(getLocale()));

    // Set the formatting of the value display
    JRValueDisplay display = jrPlot.getValueDisplay();
    if (display != null) {
        if (display.getColor() != null) {
            chartPlot.setValuePaint(display.getColor());
        }

        if (display.getMask() != null) {
            chartPlot.setValueFormat(
                    new DecimalFormat(display.getMask(), DecimalFormatSymbols.getInstance(getLocale())));
        }

        if (display.getFont() != null) {
            chartPlot.setValueFont(fontUtil.getAwtFont(display.getFont(), getLocale()));
        }
    }

    // Set the location of where the value is displayed
    switch (jrPlot.getValueLocationValue()) {
    case NONE:
        chartPlot.setValueLocation(ThermometerPlot.NONE);
        break;
    case LEFT:
        chartPlot.setValueLocation(ThermometerPlot.LEFT);
        break;
    case RIGHT:
        chartPlot.setValueLocation(ThermometerPlot.RIGHT);
        break;
    case BULB:
    default:
        chartPlot.setValueLocation(ThermometerPlot.BULB);
        break;
    }

    // Define the three ranges
    range = convertRange(jrPlot.getLowRange());
    if (range != null) {
        chartPlot.setSubrangeInfo(2, range.getLowerBound(), range.getUpperBound());
    }

    range = convertRange(jrPlot.getMediumRange());
    if (range != null) {
        chartPlot.setSubrangeInfo(1, range.getLowerBound(), range.getUpperBound());
    }

    range = convertRange(jrPlot.getHighRange());
    if (range != null) {
        chartPlot.setSubrangeInfo(0, range.getLowerBound(), range.getUpperBound());
    }

    // Build a chart around this plot
    JFreeChart jfreeChart = new JFreeChart(evaluateTextExpression(getChart().getTitleExpression()), null,
            chartPlot, isShowLegend());

    // Set the generic options
    configureChart(jfreeChart);

    return jfreeChart;
}

From source file:org.gumtree.vis.plot1d.LogarithmizableAxis.java

protected List newRefreshTicksHorizontal(Graphics2D g2, Rectangle2D dataArea, RectangleEdge edge) {
    // TODO Auto-generated method stub
    List ticks = new java.util.ArrayList();
    Range range = getRange();

    //get lower bound value:
    double lowerBoundVal = range.getLowerBound();
    //if small log values and lower bound value too small
    // then set to a small value (don't allow <= 0):
    if (this.smallLogFlag && lowerBoundVal < SMALL_LOG_VALUE) {
        lowerBoundVal = SMALL_LOG_VALUE;
    }//from   w w w . jav  a 2s.c  o  m

    //get upper bound value
    double upperBoundVal = range.getUpperBound();

    //get log10 version of lower bound and round to integer:
    int iBegCount = (int) Math.rint(switchedLog10(lowerBoundVal));
    //get log10 version of upper bound and round to integer:
    int iEndCount = (int) Math.rint(switchedLog10(upperBoundVal));

    //        if (iBegCount == iEndCount && iBegCount >= 0
    if (iBegCount == iEndCount && Math.pow(10, iBegCount) > lowerBoundVal) {
        //only 1 power of 10 value, it's > 0 and its resulting
        // tick value will be larger than lower bound of data
        --iBegCount; //decrement to generate more ticks
    }

    int numberOfGrids = 0;
    int numberOfTicks = 0;
    NumberTick lastTick = null;

    double currentTickValue;
    String tickLabel;
    boolean zeroTickFlag = false;
    for (int i = iBegCount; i <= iEndCount; i++) {
        //for each power of 10 value; create ten ticks
        for (int j = 0; j < 10; ++j) {
            //for each tick to be displayed
            if (this.smallLogFlag) {
                //small log values in use; create numeric value for tick
                currentTickValue = Math.pow(10, i) + (Math.pow(10, i) * j);
                if (this.expTickLabelsFlag || (i < 0 && currentTickValue > 0.0 && currentTickValue < 1.0)) {
                    //showing "1e#"-style ticks or negative exponent
                    // generating tick value between 0 & 1; show fewer
                    if (j == 0 || (i > -4 && (j < 2 || j == 4)) || currentTickValue >= upperBoundVal) {
                        //first tick of series, or not too small a value and
                        // one of first 3 ticks, or last tick to be displayed
                        // set exact number of fractional digits to be shown
                        // (no effect if showing "1e#"-style ticks):
                        this.numberFormatterObj.setMaximumFractionDigits(-i);
                        //create tick label (force use of fmt obj):
                        tickLabel = makeTickLabel(currentTickValue, true);
                    } else { //no tick label to be shown
                        //                            tickLabel = "";
                        if (numberOfTicks == 0) {
                            tickLabel = makeTickLabel(currentTickValue, true);
                        } else
                            tickLabel = "";
                    }
                } else { //tick value not between 0 & 1
                         //show tick label if it's the first or last in
                         // the set, or if it's 1-5; beyond that show
                         // fewer as the values get larger:
                    tickLabel = (j < 1 || (i < 1 && j < 5) || (j < 4 - i) || currentTickValue >= upperBoundVal
                            || numberOfTicks == 0) ? makeTickLabel(currentTickValue) : "";
                }
            } else { //not small log values in use; allow for values <= 0
                if (zeroTickFlag) { //if did zero tick last iter then
                    --j; //decrement to do 1.0 tick now
                } //calculate power-of-ten value for tick:
                currentTickValue = (i >= 0) ? Math.pow(10, i) + (Math.pow(10, i) * j)
                        : -(Math.pow(10, -i) - (Math.pow(10, -i - 1) * j));
                if (!zeroTickFlag) { // did not do zero tick last iteration
                    if (Math.abs(currentTickValue - 1.0) < 0.0001 && lowerBoundVal <= 0.0
                            && upperBoundVal >= 0.0) {
                        //tick value is 1.0 and 0.0 is within data range
                        currentTickValue = 0.0; //set tick value to zero
                        zeroTickFlag = true; //indicate zero tick
                    }
                } else { //did zero tick last iteration
                    zeroTickFlag = false; //clear flag
                } //create tick label string:
                //show tick label if "1e#"-style and it's one
                // of the first two, if it's the first or last
                // in the set, or if it's 1-5; beyond that
                // show fewer as the values get larger:
                tickLabel = ((this.expTickLabelsFlag && j < 2) || j < 1 || (i < 1 && j < 5) || (j < 4 - i)
                        || currentTickValue >= upperBoundVal || numberOfTicks == 0)
                                ? makeTickLabel(currentTickValue)
                                : "";
            }

            if (currentTickValue > upperBoundVal) {
                if (lastTick != null) {
                    String lastTickText = lastTick.getText();
                    if (lastTickText == null || lastTickText.trim().length() == 0) {
                        ticks.remove(lastTick);
                        ticks.add(new NumberTick(lastTick.getValue(),
                                createTickLabel(lastTick.getValue(), i - 1), lastTick.getTextAnchor(),
                                lastTick.getRotationAnchor(), lastTick.getAngle()));
                    }
                }
                if (numberOfTicks < 4) {
                    return getAllTicksHorizontal(g2, dataArea, edge);
                }
                return ticks; // if past highest data value then exit
                              // method
            }

            if (currentTickValue >= lowerBoundVal - SMALL_LOG_VALUE) {
                //tick value not below lowest data value
                TextAnchor anchor = null;
                TextAnchor rotationAnchor = null;
                double angle = 0.0;
                if (isVerticalTickLabels()) {
                    anchor = TextAnchor.CENTER_RIGHT;
                    rotationAnchor = TextAnchor.CENTER_RIGHT;
                    if (edge == RectangleEdge.TOP) {
                        angle = Math.PI / 2.0;
                    } else {
                        angle = -Math.PI / 2.0;
                    }
                } else {
                    if (edge == RectangleEdge.TOP) {
                        anchor = TextAnchor.BOTTOM_CENTER;
                        rotationAnchor = TextAnchor.BOTTOM_CENTER;
                    } else {
                        anchor = TextAnchor.TOP_CENTER;
                        rotationAnchor = TextAnchor.TOP_CENTER;
                    }
                }

                lastTick = new NumberTick(new Double(currentTickValue), tickLabel, anchor, rotationAnchor,
                        angle);
                ticks.add(lastTick);
                if (tickLabel != null && tickLabel.trim().length() > 0)
                    numberOfTicks++;
                numberOfGrids++;
            }
        }
    }
    if (numberOfTicks < 4) {
        return getAllTicksHorizontal(g2, dataArea, edge);
    }
    return ticks;
}

From source file:org.gumtree.vis.plot1d.LogarithmizableAxis.java

private List getAllTicksHorizontal(Graphics2D g2, Rectangle2D dataArea, RectangleEdge edge) {
    // TODO Auto-generated method stub
    List ticks = new java.util.ArrayList();
    Range range = getRange();

    //get lower bound value:
    double lowerBoundVal = range.getLowerBound();
    //if small log values and lower bound value too small
    // then set to a small value (don't allow <= 0):
    if (this.smallLogFlag && lowerBoundVal < SMALL_LOG_VALUE) {
        lowerBoundVal = SMALL_LOG_VALUE;
    }/*from w ww.ja va 2 s  .c o  m*/

    //get upper bound value
    double upperBoundVal = range.getUpperBound();

    //get log10 version of lower bound and round to integer:
    int iBegCount = (int) Math.rint(switchedLog10(lowerBoundVal));
    //get log10 version of upper bound and round to integer:
    int iEndCount = (int) Math.rint(switchedLog10(upperBoundVal));

    //        if (iBegCount == iEndCount && iBegCount >= 0
    if (iBegCount == iEndCount && Math.pow(10, iBegCount) > lowerBoundVal) {
        //only 1 power of 10 value, it's > 0 and its resulting
        // tick value will be larger than lower bound of data
        --iBegCount; //decrement to generate more ticks
    }

    int numberOfGrids = 0;
    int numberOfTicks = 0;
    NumberTick lastTick = null;

    double currentTickValue;
    String tickLabel;
    boolean zeroTickFlag = false;
    for (int i = iBegCount; i <= iEndCount; i++) {
        //for each power of 10 value; create ten ticks
        for (int j = 0; j < 10; ++j) {
            //for each tick to be displayed
            if (this.smallLogFlag) {
                //small log values in use; create numeric value for tick
                currentTickValue = Math.pow(10, i) + (Math.pow(10, i) * j);
                if (this.expTickLabelsFlag || (i < 0 && currentTickValue > 0.0 && currentTickValue < 1.0)) {
                    //showing "1e#"-style ticks or negative exponent
                    // generating tick value between 0 & 1; show fewer
                    //first tick of series, or not too small a value and
                    // one of first 3 ticks, or last tick to be displayed
                    // set exact number of fractional digits to be shown
                    // (no effect if showing "1e#"-style ticks):
                    this.numberFormatterObj.setMaximumFractionDigits(-i);
                    //create tick label (force use of fmt obj):
                    tickLabel = makeTickLabel(currentTickValue, true);
                } else { //tick value not between 0 & 1
                         //show tick label if it's the first or last in
                         // the set, or if it's 1-5; beyond that show
                         // fewer as the values get larger:
                    tickLabel = makeTickLabel(currentTickValue);
                }
            } else { //not small log values in use; allow for values <= 0
                if (zeroTickFlag) { //if did zero tick last iter then
                    --j; //decrement to do 1.0 tick now
                } //calculate power-of-ten value for tick:
                currentTickValue = (i >= 0) ? Math.pow(10, i) + (Math.pow(10, i) * j)
                        : -(Math.pow(10, -i) - (Math.pow(10, -i - 1) * j));
                if (!zeroTickFlag) { // did not do zero tick last iteration
                    if (Math.abs(currentTickValue - 1.0) < 0.0001 && lowerBoundVal <= 0.0
                            && upperBoundVal >= 0.0) {
                        //tick value is 1.0 and 0.0 is within data range
                        currentTickValue = 0.0; //set tick value to zero
                        zeroTickFlag = true; //indicate zero tick
                    }
                } else { //did zero tick last iteration
                    zeroTickFlag = false; //clear flag
                } //create tick label string:
                //show tick label if "1e#"-style and it's one
                // of the first two, if it's the first or last
                // in the set, or if it's 1-5; beyond that
                // show fewer as the values get larger:
                tickLabel = makeTickLabel(currentTickValue);
            }

            if (currentTickValue > upperBoundVal) {
                if (lastTick != null) {
                    String lastTickText = lastTick.getText();
                    if (lastTickText == null || lastTickText.trim().length() == 0) {
                        ticks.remove(lastTick);
                        ticks.add(new NumberTick(lastTick.getValue(),
                                createTickLabel(lastTick.getValue(), i - 1), lastTick.getTextAnchor(),
                                lastTick.getRotationAnchor(), lastTick.getAngle()));
                    }
                }
                if (ticks.size() < 2) {
                    double definition = Math.abs(lowerBoundVal - upperBoundVal);
                    int numberOfDigits = 0;
                    if (definition >= 1)
                        numberOfDigits = 0;
                    else {
                        numberOfDigits = (int) Math.ceil((-Math.log10(definition)));
                    }
                    if (definition < 2 * Math.pow(10, -numberOfDigits)) {
                        numberOfDigits++;
                    }
                    double tickVal;
                    tickVal = lowerBoundVal;
                    if (definition > 1)
                        tickLabel = Long.toString((long) Math.rint(tickVal));
                    else
                        tickLabel = (new Formatter()).format("%." + numberOfDigits + "f", tickVal).toString();
                    ticks.add(new NumberTick(new Double(tickVal), tickLabel, TextAnchor.TOP_CENTER,
                            TextAnchor.TOP_CENTER, 0.0));
                    tickVal = upperBoundVal;
                    if (definition > 1) {
                        tickLabel = Long.toString((long) Math.rint(tickVal));
                    } else {
                        tickLabel = (new Formatter()).format("%." + numberOfDigits + "f", tickVal).toString();
                    }
                    ticks.add(new NumberTick(new Double(tickVal), tickLabel, TextAnchor.TOP_CENTER,
                            TextAnchor.TOP_CENTER, 0.0));
                }
                return ticks; // if past highest data value then exit
                              // method
            }

            if (currentTickValue >= lowerBoundVal - SMALL_LOG_VALUE) {
                //tick value not below lowest data value
                TextAnchor anchor = null;
                TextAnchor rotationAnchor = null;
                double angle = 0.0;
                if (isVerticalTickLabels()) {
                    anchor = TextAnchor.CENTER_RIGHT;
                    rotationAnchor = TextAnchor.CENTER_RIGHT;
                    if (edge == RectangleEdge.TOP) {
                        angle = Math.PI / 2.0;
                    } else {
                        angle = -Math.PI / 2.0;
                    }
                } else {
                    if (edge == RectangleEdge.TOP) {
                        anchor = TextAnchor.BOTTOM_CENTER;
                        rotationAnchor = TextAnchor.BOTTOM_CENTER;
                    } else {
                        anchor = TextAnchor.TOP_CENTER;
                        rotationAnchor = TextAnchor.TOP_CENTER;
                    }
                }

                lastTick = new NumberTick(new Double(currentTickValue), tickLabel, anchor, rotationAnchor,
                        angle);
                ticks.add(lastTick);
                if (tickLabel != null && tickLabel.trim().length() > 0)
                    numberOfTicks++;
                numberOfGrids++;
            }
        }
    }
    if (ticks.size() < 2) {
        double definition = Math.abs(lowerBoundVal - upperBoundVal);
        int numberOfDigits = 0;
        if (definition >= 1)
            numberOfDigits = 0;
        else {
            numberOfDigits = (int) Math.ceil((-Math.log10(definition)));
        }
        double tickVal;
        tickVal = lowerBoundVal;
        if (definition > 1)
            tickLabel = Long.toString((long) Math.rint(tickVal));
        else
            tickLabel = (new Formatter()).format("%." + numberOfDigits + "f", tickVal).toString();
        ticks.add(new NumberTick(new Double(tickVal), tickLabel, TextAnchor.TOP_CENTER, TextAnchor.TOP_CENTER,
                0.0));
        tickVal = upperBoundVal;
        if (definition > 1)
            tickLabel = Long.toString((long) Math.rint(tickVal));
        else
            tickLabel = (new Formatter()).format("%." + numberOfDigits + "f", tickVal).toString();
        ticks.add(new NumberTick(new Double(tickVal), tickLabel, TextAnchor.TOP_CENTER, TextAnchor.TOP_CENTER,
                0.0));
    }
    return ticks;
}

From source file:net.sf.jasperreports.engine.fill.DefaultChartTheme.java

/**
 *
 *//*from  w ww  . j a v  a2 s . com*/
protected JFreeChart createDialChart() throws JRException {

    JRMeterPlot jrPlot = (JRMeterPlot) getPlot();

    // get data for diagrams
    DialPlot dialPlot = new DialPlot();
    dialPlot.setDataset((ValueDataset) getDataset());
    StandardDialFrame dialFrame = new StandardDialFrame();
    dialPlot.setDialFrame(dialFrame);

    DialBackground db = new DialBackground(jrPlot.getBackcolor());
    dialPlot.setBackground(db);
    Range range = convertRange(jrPlot.getDataRange());
    int tickCount = jrPlot.getTickCount() != null && jrPlot.getTickCount() > 1 ? jrPlot.getTickCount() : 7;
    StandardDialScale scale = new StandardDialScale(range.getLowerBound(), range.getUpperBound(), 225, -270,
            (range.getUpperBound() - range.getLowerBound()) / (tickCount - 1), 15);
    scale.setTickRadius(0.9);
    scale.setTickLabelOffset(0.16);
    if (jrPlot.getTickLabelFont() != null) {
        scale.setTickLabelFont(fontUtil.getAwtFont(jrPlot.getTickLabelFont(), getLocale()));
    }
    scale.setMajorTickStroke(new BasicStroke(1f));
    scale.setMinorTickStroke(new BasicStroke(0.3f));
    scale.setMajorTickPaint(jrPlot.getTickColor());
    scale.setMinorTickPaint(jrPlot.getTickColor());

    scale.setTickLabelsVisible(true);
    scale.setFirstTickLabelVisible(true);

    // localizing the default tick label formatter
    scale.setTickLabelFormatter(new DecimalFormat("0.0", DecimalFormatSymbols.getInstance(getLocale())));

    dialPlot.addScale(0, scale);
    List<JRMeterInterval> intervals = jrPlot.getIntervals();
    if (intervals != null && intervals.size() > 0) {
        int size = Math.min(3, intervals.size());
        int colorStep = 0;
        if (size > 0) {
            colorStep = 255 / size;
        }
        for (int i = 0; i < size; i++) {
            JRMeterInterval interval = intervals.get(i);
            Range intervalRange = convertRange(interval.getDataRange());

            Color color = new Color(255 - colorStep * i, 0 + colorStep * i, 0);

            StandardDialRange dialRange = new StandardDialRange(intervalRange.getLowerBound(),
                    intervalRange.getUpperBound(),
                    interval.getBackgroundColor() == null ? color : interval.getBackgroundColor());
            dialRange.setInnerRadius(0.41);
            dialRange.setOuterRadius(0.41);
            dialPlot.addLayer(dialRange);
        }
    }

    JRValueDisplay display = jrPlot.getValueDisplay();
    String displayVisibility = display != null && getChart().hasProperties()
            ? getChart().getPropertiesMap().getProperty(PROPERTY_DIAL_VALUE_DISPLAY_VISIBLE)
            : "false";
    if (Boolean.valueOf(displayVisibility)) {
        DialValueIndicator dvi = new DialValueIndicator(0);
        // we need the transparent paint because null is not accepted
        dvi.setBackgroundPaint(TRANSPARENT_PAINT);
        //         dvi.setFont(fontUtil.getAwtFont(jrFont).deriveFont(10f).deriveFont(Font.BOLD));
        dvi.setOutlinePaint(TRANSPARENT_PAINT);
        dvi.setPaint(Color.WHITE);

        String pattern = display.getMask() != null ? display.getMask() : "#,##0.####";
        if (pattern != null) {
            dvi.setNumberFormat(new DecimalFormat(pattern, DecimalFormatSymbols.getInstance(getLocale())));
        }
        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(PROPERTY_DIAL_LABEL)
            : null;

    if (label != null) {
        JRFont displayFont = display == null ? null : display.getFont();

        String[] textLines = label.split("\\n");
        for (int i = 0; i < textLines.length; i++) {
            DialTextAnnotation dialAnnotation = new DialTextAnnotation(textLines[i]);
            if (displayFont != null) {
                dialAnnotation.setFont(fontUtil.getAwtFont(displayFont, getLocale()));
            }
            if (display != null && display.getColor() != null) {
                dialAnnotation.setPaint(jrPlot.getValueDisplay().getColor());
            }
            dialAnnotation.setRadius(Math.sin(Math.PI / 4.0) + i / 10.0);
            dialAnnotation.setAnchor(TextAnchor.CENTER);
            dialPlot.addLayer(dialAnnotation);
        }
    }

    DialPointer needle = new DialPointer.Pointer();

    needle.setVisible(true);
    needle.setRadius(0.91);
    dialPlot.addLayer(needle);

    DialCap cap = new DialCap();
    cap.setRadius(0.05);
    cap.setFillPaint(Color.DARK_GRAY);
    cap.setOutlinePaint(Color.GRAY);
    cap.setOutlineStroke(new BasicStroke(0.5f));
    dialPlot.setCap(cap);

    JFreeChart jfreeChart = new JFreeChart(evaluateTextExpression(getChart().getTitleExpression()), null,
            dialPlot, isShowLegend());

    // Set all the generic options
    configureChart(jfreeChart);

    return jfreeChart;

}

From source file:org.yccheok.jstock.gui.charting.ChartJDialog.java

/**
 * Calculate and update high low value labels, according to current displayed
 * time range. This is a time consuming method, and shall be called by
 * user thread./*from   www .j a v a 2 s  . co m*/
 */
private void _updateHighLowJLabels() {
    SwingUtilities.invokeLater(new Runnable() {
        @Override
        public void run() {
            ChartJDialog.this.jLabel2.setText("");
            ChartJDialog.this.jLabel4.setText("");
        }
    });

    final ValueAxis valueAxis = this.getPlot().getDomainAxis();
    final Range range = valueAxis.getRange();
    final long lowerBound = (long) range.getLowerBound();
    final long upperBound = (long) range.getUpperBound();

    // Perform binary search, to located day in price time series, which
    // is equal or lesser than upperBound.
    int low = 0;
    int high = this.priceTimeSeries.getItemCount() - 1;
    long best_dist = Long.MAX_VALUE;
    int best_mid = -1;
    while (low <= high) {
        int mid = (low + high) >>> 1;
        final Day day = (Day) this.priceTimeSeries.getDataItem(mid).getPeriod();
        long v = day.getFirstMillisecond();

        if (v > upperBound) {
            high = mid - 1;
        } else if (v < upperBound) {
            low = mid + 1;
            long dist = upperBound - v;
            if (dist < best_dist) {
                best_dist = dist;
                best_mid = mid;
            }
        } else {
            best_dist = 0;
            best_mid = mid;
            break;
        }
    }

    if (best_mid < 0) {
        return;
    }

    double high_price = -Double.MAX_VALUE;
    double low_price = Double.MAX_VALUE;
    final DefaultHighLowDataset defaultHighLowDataset = (DefaultHighLowDataset) this.priceOHLCDataset;
    for (int i = best_mid; i >= 0; i--) {
        final TimeSeriesDataItem item = this.priceTimeSeries.getDataItem(i);
        final long time = ((Day) item.getPeriod()).getFirstMillisecond();
        if (time < lowerBound) {
            break;
        }

        final double _high_price = defaultHighLowDataset.getHighValue(0, i);
        final double _low_price = defaultHighLowDataset.getLowValue(0, i);
        final double _last_price = defaultHighLowDataset.getCloseValue(0, i);

        high_price = Math.max(high_price, _high_price);

        // Prevent bad data.
        if (_low_price > 0) {
            low_price = Math.min(low_price, _low_price);
        } else {
            if (_high_price > 0) {
                low_price = Math.min(low_price, _high_price);
            }
            if (_last_price > 0) {
                low_price = Math.min(low_price, _last_price);
            }
        }
    }

    final double h = high_price;
    final double l = low_price;
    if (high_price >= low_price) {
        SwingUtilities.invokeLater(new Runnable() {
            @Override
            public void run() {
                ChartJDialog.this.jLabel2.setText(org.yccheok.jstock.gui.Utils.stockPriceDecimalFormat(h));
                ChartJDialog.this.jLabel4.setText(org.yccheok.jstock.gui.Utils.stockPriceDecimalFormat(l));
            }
        });
    }
}

From source file:org.yccheok.jstock.gui.charting.ChartJDialog.java

/**
 * Zoom in to this chart with specific amount of time.
 * @param field the calendar field.//from   w ww . j  a  va2  s . co m
 * @param amount the amount of date or time to be added to the field.
 */
private void _zoom(int field, int amount) {
    this.chartPanel.restoreAutoBounds();

    final int itemCount = this.priceTimeSeries.getItemCount();
    final Day day = (Day) this.priceTimeSeries.getDataItem(itemCount - 1).getPeriod();
    // Candle stick takes up half day space.
    // Volume price chart's volume information takes up whole day space.
    final long end = day.getFirstMillisecond()
            + (this.getCurrentType() == Type.Candlestick ? (1000 * 60 * 60 * 12) : (1000 * 60 * 60 * 24 - 1));
    final Calendar calendar = Calendar.getInstance();
    // -1. Calendar's month is 0 based but JFreeChart's month is 1 based.
    calendar.set(day.getYear(), day.getMonth() - 1, day.getDayOfMonth(), 0, 0, 0);
    calendar.set(Calendar.MILLISECOND, 0);

    calendar.add(field, amount);
    // Candle stick takes up half day space.
    // Volume price chart's volume information does not take up any space.
    final long start = Math.max(0, calendar.getTimeInMillis()
            - (this.getCurrentType() == Type.Candlestick ? (1000 * 60 * 60 * 12) : 0));
    final ValueAxis valueAxis = this.getPlot().getDomainAxis();

    if (priceTimeSeries.getItemCount() > 0) {
        if (start < priceTimeSeries.getTimePeriod(0).getFirstMillisecond()) {
            // To prevent zoom-out too much.
            // This happens when user demands for 10 years zoom, where we
            // are only having 5 years data.
            return;
        }
    }

    valueAxis.setRange(start, end);

    double min = Double.MAX_VALUE;
    double max = Double.MIN_VALUE;
    double max_volume = Double.MIN_VALUE;
    final DefaultHighLowDataset defaultHighLowDataset = (DefaultHighLowDataset) this.priceOHLCDataset;

    for (int i = itemCount - 1; i >= 0; i--) {
        final TimeSeriesDataItem item = this.priceTimeSeries.getDataItem(i);
        final Day d = (Day) item.getPeriod();
        if (d.getFirstMillisecond() < start) {
            break;
        }

        final double high = defaultHighLowDataset.getHighValue(0, i);
        final double low = defaultHighLowDataset.getLowValue(0, i);
        final double volume = defaultHighLowDataset.getVolumeValue(0, i);

        if (max < high) {
            max = high;
        }
        if (min > low) {
            min = low;
        }
        if (max_volume < volume) {
            max_volume = volume;
        }
    }

    if (min > max) {
        return;
    }

    final ValueAxis rangeAxis = this.getPlot().getRangeAxis();
    final Range rangeAxisRange = rangeAxis.getRange();
    // Increase each side by 1%
    double tolerance = 0.01 * (max - min);
    // The tolerance must within range [0.01, 1.0]
    tolerance = Math.min(Math.max(0.01, tolerance), 1.0);
    // The range must within the original chart range.
    min = Math.max(rangeAxisRange.getLowerBound(), min - tolerance);
    max = Math.min(rangeAxisRange.getUpperBound(), max + tolerance);

    this.getPlot().getRangeAxis().setRange(min, max);

    if (this.getPlot().getRangeAxisCount() > 1) {
        final double volumeUpperBound = this.getPlot().getRangeAxis(1).getRange().getUpperBound();
        final double suggestedVolumneUpperBound = max_volume * 4;
        // To prevent over zoom-in.
        if (suggestedVolumneUpperBound < volumeUpperBound) {
            this.getPlot().getRangeAxis(1).setRange(0, suggestedVolumneUpperBound);
        }
    }
}

From source file:net.sf.fspdfs.chartthemes.simple.SimpleChartTheme.java

/**
 * Build and run a thermometer chart.  JFreeChart thermometer charts have some
 * limitations.  They always have a maximum of three ranges, and the colors of those
 * ranges seems to be fixed.//from w  w  w. ja  v a 2s  . co m
 *
 * @param evaluation current expression evaluation phase
 * @throws JRException
 */
protected JFreeChart createThermometerChart() throws JRException {
    JRThermometerPlot jrPlot = (JRThermometerPlot) getPlot();

    // Create the plot that will hold the thermometer.
    ThermometerPlot chartPlot = new ThermometerPlot((ValueDataset) getDataset());

    Range range = convertRange(jrPlot.getDataRange());

    // Set the boundary of the thermomoter
    chartPlot.setLowerBound(range.getLowerBound());
    chartPlot.setUpperBound(range.getUpperBound());

    // Units can only be Fahrenheit, Celsius or none, so turn off for now.
    chartPlot.setUnits(ThermometerPlot.UNITS_NONE);

    // Set the color of the mercury.  Only used when the value is outside of
    // any defined ranges.
    Color color = jrPlot.getMercuryColor();
    if (color != null) {
        chartPlot.setMercuryPaint(color);
    }

    // Set the formatting of the value display
    JRValueDisplay display = jrPlot.getValueDisplay();
    if (display != null) {
        if (display.getColor() != null) {
            chartPlot.setValuePaint(display.getColor());
        }
        if (display.getMask() != null) {
            chartPlot.setValueFormat(new DecimalFormat(display.getMask()));
        }
        if (display.getFont() != null) {
            //            chartPlot.setValueFont(JRFontUtil.getAwtFont(display.getFont()));
        }
    }

    // Set the location of where the value is displayed
    ValueLocationEnum valueLocation = jrPlot.getValueLocationValue();
    switch (valueLocation) {
    case NONE:
        chartPlot.setValueLocation(ThermometerPlot.NONE);
        break;
    case LEFT:
        chartPlot.setValueLocation(ThermometerPlot.LEFT);
        break;
    case RIGHT:
        chartPlot.setValueLocation(ThermometerPlot.RIGHT);
        break;
    case BULB:
    default:
        chartPlot.setValueLocation(ThermometerPlot.BULB);
        break;
    }

    // Define the three ranges
    range = convertRange(jrPlot.getLowRange());
    if (range != null) {
        chartPlot.setSubrangeInfo(2, range.getLowerBound(), range.getUpperBound());
    }

    range = convertRange(jrPlot.getMediumRange());
    if (range != null) {
        chartPlot.setSubrangeInfo(1, range.getLowerBound(), range.getUpperBound());
    }

    range = convertRange(jrPlot.getHighRange());
    if (range != null) {
        chartPlot.setSubrangeInfo(0, range.getLowerBound(), range.getUpperBound());
    }

    // Build a chart around this plot
    JFreeChart jfreeChart = new JFreeChart(chartPlot);

    // Set the generic options
    configureChart(jfreeChart, getPlot());

    return jfreeChart;
}

From source file:net.sf.fspdfs.chartthemes.spring.GenericChartTheme.java

/**
 *
 *///from w w w .j a v  a  2s.  c  o m
protected JFreeChart createDialChart() throws JRException {

    JRMeterPlot jrPlot = (JRMeterPlot) getPlot();

    // get data for diagrams
    DialPlot dialPlot = new DialPlot();
    dialPlot.setDataset((ValueDataset) getDataset());
    StandardDialFrame dialFrame = new StandardDialFrame();
    dialPlot.setDialFrame(dialFrame);

    DialBackground db = new DialBackground(jrPlot.getBackcolor());
    dialPlot.setBackground(db);
    Range range = convertRange(jrPlot.getDataRange());
    //double bound = Math.max(Math.abs(range.getUpperBound()), Math.abs(range.getLowerBound()));

    StandardDialScale scale = new StandardDialScale(range.getLowerBound(), range.getUpperBound(), 225, -270,
            (range.getUpperBound() - range.getLowerBound()) / 6, 15);
    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(jrPlot.getTickColor());
    scale.setMinorTickPaint(jrPlot.getTickColor());

    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 > 0)
            colorStep = 255 / size;

        for (int i = 0; i < size; i++) {
            JRMeterInterval interval = (JRMeterInterval) intervals.get(i);
            Range intervalRange = convertRange(interval.getDataRange());

            Color color = new Color(255 - colorStep * i, 0 + colorStep * i, 0);

            StandardDialRange dialRange = new StandardDialRange(intervalRange.getLowerBound(),
                    intervalRange.getUpperBound(),
                    interval.getBackgroundColor() == null ? color : interval.getBackgroundColor());
            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)) {
        DialValueIndicator dvi = new DialValueIndicator(0);
        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);
        String[] textLines = label.split("\\n");
        for (int i = 0; i < textLines.length; i++) {
            DialTextAnnotation dialAnnotation = new DialTextAnnotation(textLines[i]);
            dialAnnotation.setFont(themeDisplayFont);
            dialAnnotation.setPaint(jrPlot.getValueDisplay().getColor());
            dialAnnotation.setRadius(Math.sin(Math.PI / 4.0) + i / 10.0);
            dialAnnotation.setAnchor(TextAnchor.CENTER);
            dialPlot.addLayer(dialAnnotation);
        }
    }

    DialPointer needle = new DialPointer.Pointer();

    needle.setVisible(true);
    needle.setRadius(0.91);
    dialPlot.addLayer(needle);

    DialCap cap = new DialCap();
    cap.setRadius(0.05);
    cap.setFillPaint(Color.DARK_GRAY);
    cap.setOutlinePaint(Color.GRAY);
    cap.setOutlineStroke(new BasicStroke(0.5f));
    dialPlot.setCap(cap);

    JFreeChart jfreeChart = new JFreeChart((String) evaluateExpression(getChart().getTitleExpression()), null,
            dialPlot, isShowLegend());

    // Set all the generic options
    configureChart(jfreeChart, getPlot());

    return jfreeChart;

}

From source file:net.sf.fspdfs.chartthemes.simple.SimpleChartTheme.java

/**
 *
 *///w ww.j  a  va2 s.  c o  m
protected JFreeChart createDialChart() throws JRException {

    JRMeterPlot jrPlot = (JRMeterPlot) getPlot();

    // get data for diagrams
    DialPlot dialPlot = new DialPlot();
    dialPlot.setDataset((ValueDataset) getDataset());
    StandardDialFrame dialFrame = new StandardDialFrame();
    dialPlot.setDialFrame(dialFrame);

    DialBackground db = new DialBackground(jrPlot.getBackcolor());
    dialPlot.setBackground(db);
    Range range = convertRange(jrPlot.getDataRange());
    //double bound = Math.max(Math.abs(range.getUpperBound()), Math.abs(range.getLowerBound()));

    StandardDialScale scale = new StandardDialScale(range.getLowerBound(), range.getUpperBound(), 225, -270,
            (range.getUpperBound() - range.getLowerBound()) / 6, 15);
    scale.setTickRadius(0.9);
    scale.setTickLabelOffset(0.16);
    JRBaseFont font = new JRBaseFont();
    JRFontUtil.copyNonNullOwnProperties(getPlotSettings().getTickLabelFont(), font);
    JRFontUtil.copyNonNullOwnProperties(jrPlot.getTickLabelFont(), font);
    font = new JRBaseFont(getChart(), font);
    scale.setTickLabelFont(JRFontUtil.getAwtFont(font, getLocale()));
    scale.setMajorTickStroke(new BasicStroke(1f));
    scale.setMinorTickStroke(new BasicStroke(0.3f));
    scale.setMajorTickPaint(jrPlot.getTickColor());
    scale.setMinorTickPaint(jrPlot.getTickColor());

    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 > 0)
            colorStep = 255 / size;

        for (int i = 0; i < size; i++) {
            JRMeterInterval interval = (JRMeterInterval) intervals.get(i);
            Range intervalRange = convertRange(interval.getDataRange());

            Color color = new Color(255 - colorStep * i, 0 + colorStep * i, 0);

            StandardDialRange dialRange = new StandardDialRange(intervalRange.getLowerBound(),
                    intervalRange.getUpperBound(),
                    interval.getBackgroundColor() == null ? color : interval.getBackgroundColor());
            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)) {
        DialValueIndicator dvi = new DialValueIndicator(0);
        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 = new JRBaseFont();
        JRFontUtil.copyNonNullOwnProperties(getPlotSettings().getDisplayFont(), displayFont);
        JRFontUtil.copyNonNullOwnProperties(jrPlot.getValueDisplay().getFont(), displayFont);
        displayFont = new JRBaseFont(getChart(), displayFont);
        Font themeDisplayFont = JRFontUtil.getAwtFont(displayFont, getLocale());

        String[] textLines = label.split("\\n");
        for (int i = 0; i < textLines.length; i++) {
            DialTextAnnotation dialAnnotation = new DialTextAnnotation(textLines[i]);
            dialAnnotation.setFont(themeDisplayFont);
            dialAnnotation.setPaint(jrPlot.getValueDisplay().getColor());
            dialAnnotation.setRadius(Math.sin(Math.PI / 4.0) + i / 10.0);
            dialAnnotation.setAnchor(TextAnchor.CENTER);
            dialPlot.addLayer(dialAnnotation);
        }
    }

    DialPointer needle = new DialPointer.Pointer();

    needle.setVisible(true);
    needle.setRadius(0.91);
    dialPlot.addLayer(needle);

    DialCap cap = new DialCap();
    cap.setRadius(0.05);
    cap.setFillPaint(Color.DARK_GRAY);
    cap.setOutlinePaint(Color.GRAY);
    cap.setOutlineStroke(new BasicStroke(0.5f));
    dialPlot.setCap(cap);

    JFreeChart jfreeChart = new JFreeChart((String) evaluateExpression(getChart().getTitleExpression()), null,
            dialPlot, isShowLegend());

    // Set all the generic options
    configureChart(jfreeChart, getPlot());

    return jfreeChart;

}