Example usage for org.jfree.data Range getLowerBound

Introduction

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

Prototype

public double getLowerBound() 

Source Link

Document

Returns the lower bound for the range.

Usage

From source file:net.sf.jasperreports.chartthemes.spring.AegeanChartTheme.java

@Override
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(getChartContext().getJasperReportsContext());
    // setting localized range axis formatters
    chartPlot.getRangeAxis().setStandardTickUnits(chartUtil.createIntegerTickUnits(getLocale()));

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

    // Set the generic options
    configureChart(jfreeChart, getPlot());
    jfreeChart.setBackgroundPaint(ChartThemesConstants.TRANSPARENT_PAINT);
    jfreeChart.setBorderVisible(false);/*from   w ww .  j a v  a2 s  . c o m*/

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

    if (range != null) {
        // Set the boundary of the thermomoter
        chartPlot.setLowerBound(range.getLowerBound());
        chartPlot.setUpperBound(range.getUpperBound());
    }
    chartPlot.setGap(0);

    // 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.
    @SuppressWarnings("unchecked")
    List<Paint> seriesPaints = (List<Paint>) getDefaultValue(defaultChartPropertiesMap,
            ChartThemesConstants.SERIES_COLORS);

    Paint paint = jrPlot.getMercuryColor();
    if (paint != null) {
        chartPlot.setUseSubrangePaint(false);
    } else {
        //it has no effect, but is kept for backward compatibility reasons
        paint = seriesPaints.get(0);
    }

    chartPlot.setMercuryPaint(paint);

    chartPlot.setThermometerPaint(THERMOMETER_COLOR);
    chartPlot.setThermometerStroke(new BasicStroke(2f));
    chartPlot.setOutlineVisible(false);
    chartPlot.setValueFont(chartPlot.getValueFont().deriveFont(Font.BOLD));

    // 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(JRFontUtil.getAwtFont(display.getFont()).deriveFont(Font.BOLD));
        }
    }

    // Set the location of where the value is displayed
    // 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());
    }

    return jfreeChart;
}

---

From source file:org.gumtree.vis.plot1d.Plot1DChartEditor.java

private void chooseROI(RangeMask mask) {
    if (mask != null) {
        roiName.setText(mask.getName());
        if (mask.isInclusive()) {
            inclusiveRadio.setSelected(true);
        } else {//from  ww w  .ja  v  a 2 s . c  o m
            exclusiveRadio.setSelected(true);
        }
        Range bounds = mask.getRange();
        xMin.setText(String.valueOf(bounds.getLowerBound()));
        xMax.setText(String.valueOf(bounds.getUpperBound()));
        deleteButton.setEnabled(true);
    } else {
        roiName.setText(null);
        inclusiveRadio.setSelected(false);
        exclusiveRadio.setSelected(false);
        xMin.setText(null);
        xMax.setText(null);
    }
    applyButton.setEnabled(false);
}

---

From source file:net.sf.maltcms.chromaui.chromatogram1Dviewer.ui.panel.Chromatogram1DHeatmapViewerPanel.java

private void setViewPortAround(final double value) {
    Runnable r = new Runnable() {
        @Override/*from w w w  . j  a v a 2  s  .c o m*/
        public void run() {
            double value2 = value / 100.0d;
            System.out.println("ViewPort around " + value2);
            Range dataDomainBounds = DatasetUtilities
                    .findDomainBounds(chartPanel.getChart().getXYPlot().getDataset());
            ValueAxis domainAxis = chartPanel.getChart().getXYPlot().getDomainAxis();
            double lowerBound = Math.max(dataDomainBounds.getLowerBound(),
                    dataDomainBounds.getLowerBound() + (value / 99.0d * dataDomainBounds.getLength()));
            double upperBound = Math.min(dataDomainBounds.getUpperBound(), dataDomainBounds.getLowerBound()
                    + ((value + 10.0d) / 99.0d * dataDomainBounds.getLength()));
            domainAxis.setRange(lowerBound, upperBound);
        }
    };
    SwingUtilities.invokeLater(r);
}

---

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

/**
 *
 *//*from   ww  w.j a v  a  2  s  .  com*/
protected JFreeChart createDialChart() throws JRException {

    JRMeterPlot jrPlot = (JRMeterPlot) getPlot();

    // get data for diagrams
    DialPlot dialPlot = new DialPlot();
    if (getDataset() != null) {
        dialPlot.setDataset((ValueDataset) getDataset());
    }
    StandardDialFrame dialFrame = new StandardDialFrame();
    dialFrame.setForegroundPaint(Color.BLACK);
    dialFrame.setBackgroundPaint(Color.BLACK);
    dialFrame.setStroke(new BasicStroke(1f));
    dialPlot.setDialFrame(dialFrame);

    DialBackground db = new DialBackground(ChartThemesConstants.TRANSPARENT_PAINT);
    dialPlot.setBackground(db);
    ScaledDialScale 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 ScaledDialScale(lowerBound, upperBound, 210, -240, (upperBound - lowerBound) / 6, 1);
        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 ScaledDialScale();
    }
    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(0.7f));
    scale.setMajorTickPaint(Color.BLACK);
    scale.setMinorTickPaint(Color.BLACK);
    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(), 15f);
            dialRange.setInnerRadius(0.5);
            dialRange.setOuterRadius(0.5);
            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.valueOf(displayVisibility).booleanValue()) {
        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) {
        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" });
        else
            label = new MessageFormat(label)
                    .format(new Object[] { String.valueOf((int) Math.pow(10, dialUnitScale - 2)) });

        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(Color.BLACK);
            dialAnnotation.setRadius(Math.sin(Math.PI / 6.0) + i / 10.0);
            dialAnnotation.setAnchor(TextAnchor.CENTER);
            dialPlot.addLayer(dialAnnotation);
        }
    }

    DialPointer needle = new ScaledDialPointer(dialUnitScale, 0.047);

    needle.setVisible(true);
    needle.setRadius(0.7);
    dialPlot.addLayer(needle);

    DialCap cap = new DialCap();
    cap.setRadius(0.05);
    cap.setFillPaint(Color.BLACK);
    cap.setOutlinePaint(ChartThemesConstants.TRANSPARENT_PAINT);
    dialPlot.setCap(cap);

    JFreeChart jfreeChart = new JFreeChart((String) evaluateExpression(getChart().getTitleExpression()), null,
            dialPlot, getChart().getShowLegend() == null ? false : getChart().getShowLegend().booleanValue());

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

    jfreeChart.setBackgroundPaint(ChartThemesConstants.TRANSPARENT_PAINT);
    jfreeChart.setBorderVisible(false);

    return jfreeChart;

}

---

From source file:gov.llnl.lc.infiniband.opensm.plugin.gui.chart.PortHeatMapWorker.java

protected Void doInBackground() throws Exception {
    // this is a SwingWorker thread from its pool, give it a recognizable name
    Thread.currentThread().setName("PortHeatMapWorker");

    JFreeChart Chart = PlotPanel.getHeatChart();

    logger.info("Worker Building HeatMapPlot");
    MessageManager.getInstance()//  www  .jav a  2s . c o  m
            .postMessage(new SmtMessage(SmtMessageType.SMT_MSG_INFO, "Worker Building HeatMapPlot"));

    PortHeatMapDataSet pHeatMap = null;
    if (UseService) {
        SMT_UpdateService updateService = SMT_UpdateService.getInstance();
        History = updateService.getCollection();
        if (IncludedNodes != null)
            pHeatMap = new PortHeatMapDataSet(History, IncludedNodes);
        else
            pHeatMap = new PortHeatMapDataSet(History, IncludedDepths);
    } else if (History != null) {
        if (IncludedNodes != null)
            pHeatMap = new PortHeatMapDataSet(History, IncludedNodes);
        else
            pHeatMap = new PortHeatMapDataSet(History, IncludedDepths);
    } else {
        // FIXME - eliminate this, for test purposes only
        if (IncludedNodes != null)
            pHeatMap = new PortHeatMapDataSet("%h/scripts/OsmScripts/SmtScripts/sierra3H.his", IncludedNodes);
        else
            pHeatMap = new PortHeatMapDataSet("%h/scripts/OsmScripts/SmtScripts/sierra3H.his", IncludedDepths);
    }
    //    logger.fine("Finished creating dataset");
    //    logger.fine("Max X: " + pHeatMap.getMaximumXValue());
    //    logger.fine("Max Y: " + pHeatMap.getMaximumYValue());
    //    logger.fine("Max Z: " + pHeatMap.getMaximumZValue());
    //    
    // if any of these "maximum" values are illegal, stop here and return null
    if (!pHeatMap.isValid()) {
        logger.severe("Invalid HeatMap, check OMS Collection or Depth filter (empty or null)");
        MessageManager.getInstance().postMessage(new SmtMessage(SmtMessageType.SMT_MSG_SEVERE,
                "Invalid HeatMap, check OMS Collection or Depth filter (empty or null)"));
        PlotPanel.setHeatMapDataSet(null);
        return null;
    }

    PlotPanel.setHeatMapDataSet(pHeatMap);

    Range fixedXRange = new Range(0, pHeatMap.getMaximumXValue()); // time #
    Range fixedYRange = new Range(0, pHeatMap.getMaximumYValue()); // port #
    Range fixedZRange = new Range(0, pHeatMap.getMaximumZValue()); // % Util

    // there are 3 valid paint scales, 0, 1, & 2
    LookupPaintScale paintScale = PaintScaleFactory.getLookupPaintScale(1, 0, fixedZRange.getUpperBound(),
            fixedZRange.getUpperBound());
    ValueAxis paintAxis = PaintScaleFactory.getPaintScaleAxis(0, fixedZRange.getUpperBound(),
            PortHeatMapPlotPanel.UtilizationAxisLabel);

    BufferedImage image = HeatMapUtilities.createHeatMapImage(pHeatMap, paintScale);
    XYDataImageAnnotation ann = new XYDataImageAnnotation(image, fixedXRange.getLowerBound(),
            fixedYRange.getLowerBound(), fixedXRange.getUpperBound(), fixedYRange.getUpperBound(), true);
    XYPlot plot = (XYPlot) Chart.getPlot();
    plot.getRenderer().addAnnotation(ann, Layer.BACKGROUND);

    // finally, show the heatmap
    PaintScaleLegend psLegend = new PaintScaleLegend(paintScale, paintAxis);
    psLegend.setMargin(new RectangleInsets(3, 40, 3, 10));
    psLegend.setPosition(RectangleEdge.TOP); // location (within NORTH) of
                                             // heatmap legend
    psLegend.setAxisOffset(4.0);
    psLegend.setFrame(new BlockBorder(Color.GRAY));
    Chart.addSubtitle(psLegend);

    // fix the sliders ranges, and set them for the middle
    if ((pHeatMap != null) && (PlotPanel != null)) {
        PlotPanel.getTimeSlider().setMinimum((int) fixedXRange.getLowerBound());
        PlotPanel.getTimeSlider().setMaximum((int) fixedXRange.getUpperBound());
        PlotPanel.getTimeSlider().setValue((int) fixedXRange.getCentralValue());

        PlotPanel.getPortSlider().setMinimum((int) fixedYRange.getLowerBound());
        PlotPanel.getPortSlider().setMaximum((int) fixedYRange.getUpperBound());
        PlotPanel.getPortSlider().setValue((int) fixedYRange.getCentralValue());

        HeatMapDepthPanel hmdp = new HeatMapDepthPanel(pHeatMap);
        PlotPanel.replaceDepthPanel(hmdp);
    }
    return null;
}

---

From source file:apidemo.PanScrollZoomDemo.java

/**
 * used for zooming/*w w  w  .j av a2s .  c om*/
 * 
 * @param axis  the axis.
 * @param range  the range.
 * @param zoomFactor  the zoom factor.
 * @param anchorValue  the anchor value.
 */
private void adjustRange(final ValueAxis axis, final Range range, final double zoomFactor,
        final double anchorValue) {

    if (axis == null || range == null) {
        return;
    }

    final double rangeMinVal = range.getLowerBound() - range.getLength() * axis.getLowerMargin();
    final double rangeMaxVal = range.getUpperBound() + range.getLength() * axis.getUpperMargin();
    final double halfLength = axis.getRange().getLength() * zoomFactor / 2;
    double zoomedMinVal = anchorValue - halfLength;
    double zoomedMaxVal = anchorValue + halfLength;
    double adjMinVal = zoomedMinVal;
    if (zoomedMinVal < rangeMinVal) {
        adjMinVal = rangeMinVal;
        zoomedMaxVal += rangeMinVal - zoomedMinVal;
    }
    double adjMaxVal = zoomedMaxVal;
    if (zoomedMaxVal > rangeMaxVal) {
        adjMaxVal = rangeMaxVal;
        zoomedMinVal -= zoomedMaxVal - rangeMaxVal;
        adjMinVal = Math.max(zoomedMinVal, rangeMinVal);
    }

    final Range adjusted = new Range(adjMinVal, adjMaxVal);
    axis.setRange(adjusted);
}

---

From source file:net.sf.jasperreports.chartthemes.spring.AegeanChartTheme.java

@Override
protected JFreeChart createDialChart() throws JRException {

    JRMeterPlot jrPlot = (JRMeterPlot) getPlot();

    // get data for diagrams
    DialPlot dialPlot = new DialPlot();
    if (getDataset() != null) {
        dialPlot.setDataset((ValueDataset) getDataset());
    }/*from   w  w  w .ja v  a2 s  .c o m*/
    StandardDialFrame dialFrame = new StandardDialFrame();
    dialFrame.setForegroundPaint(Color.BLACK);
    dialFrame.setBackgroundPaint(Color.BLACK);
    dialFrame.setStroke(new BasicStroke(1f));
    dialPlot.setDialFrame(dialFrame);

    DialBackground db = new DialBackground(ChartThemesConstants.TRANSPARENT_PAINT);
    dialPlot.setBackground(db);
    ScaledDialScale 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);
        int tickCount = jrPlot.getTickCount() != null && jrPlot.getTickCount() > 1 ? jrPlot.getTickCount() : 7;
        scale = new ScaledDialScale(lowerBound, upperBound, 210, -240,
                (upperBound - lowerBound) / (tickCount - 1), 1);
        if ((lowerBound == (int) lowerBound && upperBound == (int) upperBound
                && scale.getMajorTickIncrement() == (int) scale.getMajorTickIncrement()) || dialUnitScale > 1) {
            scale.setTickLabelFormatter(
                    new DecimalFormat("#,##0", DecimalFormatSymbols.getInstance(getLocale())));
        } else if (dialUnitScale == 1) {

            scale.setTickLabelFormatter(
                    new DecimalFormat("#,##0.0", DecimalFormatSymbols.getInstance(getLocale())));
        } else if (dialUnitScale <= 0) {
            scale.setTickLabelFormatter(
                    new DecimalFormat("#,##0.00", DecimalFormatSymbols.getInstance(getLocale())));
        } else {
            // localizing the default tick label formatter
            scale.setTickLabelFormatter(
                    new DecimalFormat("0.0", DecimalFormatSymbols.getInstance(getLocale())));
        }
    } else {
        scale = new ScaledDialScale();

        // localizing the default tick label formatter
        scale.setTickLabelFormatter(new DecimalFormat("0.0", DecimalFormatSymbols.getInstance(getLocale())));
    }
    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(0.7f));
    scale.setMajorTickPaint(Color.BLACK);
    scale.setMinorTickPaint(Color.BLACK);
    scale.setTickLabelsVisible(true);
    scale.setFirstTickLabelVisible(true);

    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 > 3)
            colorStep = 255 / (size - 3);

        for (int i = 0; i < size; i++) {
            JRMeterInterval interval = 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(), 15f);
            dialRange.setInnerRadius(0.5);
            dialRange.setOuterRadius(0.5);
            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.valueOf(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, 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(DefaultChartTheme.PROPERTY_DIAL_LABEL)
            : null;

    if (label != null) {
        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" });
        else
            label = new MessageFormat(label)
                    .format(new Object[] { String.valueOf((int) Math.pow(10, dialUnitScale - 2)) });

        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(Color.BLACK);
            dialAnnotation.setRadius(Math.sin(Math.PI / 6.0) + i / 10.0);
            dialAnnotation.setAnchor(TextAnchor.CENTER);
            dialPlot.addLayer(dialAnnotation);
        }
    }

    DialPointer needle = new ScaledDialPointer(dialUnitScale, 0.047);

    needle.setVisible(true);
    needle.setRadius(0.7);
    dialPlot.addLayer(needle);

    DialCap cap = new DialCap();
    cap.setRadius(0.05);
    cap.setFillPaint(Color.BLACK);
    cap.setOutlinePaint(ChartThemesConstants.TRANSPARENT_PAINT);
    dialPlot.setCap(cap);

    JFreeChart jfreeChart = new JFreeChart(evaluateTextExpression(getChart().getTitleExpression()), null,
            dialPlot, getChart().getShowLegend() == null ? false : getChart().getShowLegend());

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

    jfreeChart.setBackgroundPaint(ChartThemesConstants.TRANSPARENT_PAINT);
    jfreeChart.setBorderVisible(false);

    return jfreeChart;

}

---

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

/**
 *
 *///from ww  w.j  a  v  a 2s .c om
protected JFreeChart createMeterChart() throws JRException {
    // Start by creating the plot that will hold the meter
    MeterPlot chartPlot = new MeterPlot((ValueDataset) getDataset());
    JRMeterPlot jrPlot = (JRMeterPlot) getPlot();

    // Set the shape
    MeterShapeEnum shape = jrPlot.getShapeValue() == null ? MeterShapeEnum.DIAL : jrPlot.getShapeValue();

    switch (shape) {
    case CHORD:
        chartPlot.setDialShape(DialShape.CHORD);
        break;
    case PIE:
        chartPlot.setDialShape(DialShape.PIE);
        break;
    case CIRCLE:
        chartPlot.setDialShape(DialShape.CIRCLE);
        break;
    case DIAL:
    default:
        return createDialChart();
    }

    chartPlot.setDialOutlinePaint(Color.BLACK);
    int meterAngle = jrPlot.getMeterAngleInteger() == null ? 180 : jrPlot.getMeterAngleInteger().intValue();
    // Set the size of the meter
    chartPlot.setMeterAngle(meterAngle);

    // Set the spacing between ticks.  I hate the name "tickSize" since to me it
    // implies I am changing the size of the tick, not the spacing between them.
    double tickInterval = jrPlot.getTickIntervalDouble() == null ? 10.0
            : jrPlot.getTickIntervalDouble().doubleValue();
    chartPlot.setTickSize(tickInterval);

    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);
    chartPlot.setTickLabelFont(themeTickLabelFont);

    Color tickColor = jrPlot.getTickColor() == null ? Color.BLACK : jrPlot.getTickColor();
    chartPlot.setTickPaint(tickColor);
    int dialUnitScale = 1;
    Range range = convertRange(jrPlot.getDataRange());
    if (range != null) {
        // Set the meter's range
        chartPlot.setRange(range);
        double bound = Math.max(Math.abs(range.getUpperBound()), Math.abs(range.getLowerBound()));
        dialUnitScale = ChartThemesUtilities.getScale(bound);
        if ((range.getLowerBound() == (int) range.getLowerBound()
                && range.getUpperBound() == (int) range.getUpperBound() && tickInterval == (int) tickInterval)
                || dialUnitScale > 1) {
            chartPlot.setTickLabelFormat(new DecimalFormat("#,##0"));
        } else if (dialUnitScale == 1) {
            chartPlot.setTickLabelFormat(new DecimalFormat("#,##0.0"));
        } else if (dialUnitScale <= 0) {
            chartPlot.setTickLabelFormat(new DecimalFormat("#,##0.00"));
        }
    }
    chartPlot.setTickLabelsVisible(true);

    // Set all the colors we support
    Paint backgroundPaint = jrPlot.getOwnBackcolor() == null ? ChartThemesConstants.TRANSPARENT_PAINT
            : jrPlot.getOwnBackcolor();
    chartPlot.setBackgroundPaint(backgroundPaint);

    GradientPaint gp = new GradientPaint(new Point(), Color.LIGHT_GRAY, new Point(), Color.BLACK, false);

    if (jrPlot.getMeterBackgroundColor() != null) {
        chartPlot.setDialBackgroundPaint(jrPlot.getMeterBackgroundColor());
    } else {
        chartPlot.setDialBackgroundPaint(gp);
    }
    //chartPlot.setForegroundAlpha(1f);
    Paint needlePaint = jrPlot.getNeedleColor() == null ? new Color(191, 48, 0) : jrPlot.getNeedleColor();
    chartPlot.setNeedlePaint(needlePaint);

    JRValueDisplay display = jrPlot.getValueDisplay();
    if (display != null) {
        Color valueColor = display.getColor() == null ? Color.BLACK : display.getColor();
        chartPlot.setValuePaint(valueColor);
        String pattern = display.getMask() != null ? display.getMask() : "#,##0.####";
        if (pattern != null)
            chartPlot.setTickLabelFormat(new DecimalFormat(pattern));
        JRFont displayFont = display.getFont();
        Font themeDisplayFont = getFont(
                (JRFont) getDefaultValue(defaultPlotPropertiesMap, ChartThemesConstants.PLOT_DISPLAY_FONT),
                displayFont, defaultBaseFontSize);

        if (themeDisplayFont != null) {
            chartPlot.setValueFont(themeDisplayFont);
        }
    }
    String label = getChart().hasProperties()
            ? getChart().getPropertiesMap().getProperty(DefaultChartTheme.PROPERTY_DIAL_LABEL)
            : null;

    if (label != null) {
        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" });
        else
            label = new MessageFormat(label)
                    .format(new Object[] { String.valueOf((int) Math.pow(10, dialUnitScale - 2)) });

    }

    // Set the units - this is just a string that will be shown next to the
    // value
    String units = jrPlot.getUnits() == null ? label : jrPlot.getUnits();
    if (units != null && units.length() > 0)
        chartPlot.setUnits(units);

    chartPlot.setTickPaint(Color.BLACK);

    // Now define all of the intervals, setting their range and color
    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);
            Color color = i < 3 ? (Color) ChartThemesConstants.AEGEAN_INTERVAL_COLORS.get(i)
                    : new Color(255 - colorStep * (i - 3), 0 + colorStep * (i - 3), 0);

            interval.setBackgroundColor(color);
            interval.setAlpha(new Double(1.0));
            chartPlot.addInterval(convertInterval(interval));
        }
    }

    // Actually create the chart around the plot
    JFreeChart jfreeChart = new JFreeChart((String) evaluateExpression(getChart().getTitleExpression()), null,
            chartPlot, getChart().getShowLegend() == null ? false : getChart().getShowLegend().booleanValue());

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

    return jfreeChart;

}

---

From source file:apidemo.PanScrollZoomDemo.java

/**
 * Handles a {@link ChartChangeEvent}./*from   w w  w  .ja va 2 s  .c om*/
 * 
 * @param event  the event.
 */
public void chartChanged(final ChartChangeEvent event) {
    try {
        if (event.getChart() == null) {
            return;
        }

        final BoundedRangeModel scrollBarModel = this.scrollBar.getModel();
        if (scrollBarModel == null) {
            return;
        }

        boolean chartIsZoomed = false;

        final Plot plot = event.getChart().getPlot();
        if (plot instanceof XYPlot) {
            final XYPlot hvp = (XYPlot) plot;
            final ValueAxis xAxis = hvp.getDomainAxis();
            final Range xAxisRange = xAxis.getRange();

            // avoid recursion
            scrollBarModel.removeChangeListener(this);

            final int low = (int) (xAxisRange.getLowerBound() * this.scrollFactor);
            scrollBarModel.setValue(low);
            final int ext = (int) (xAxisRange.getUpperBound() * this.scrollFactor - low);
            scrollBarModel.setExtent(ext);

            // restore
            scrollBarModel.addChangeListener(this);

            // check if zoomed horizontally
            //Range hdr = hvp.getHorizontalDataRange(xAxis);
            final Range hdr = hvp.getDataRange(xAxis);

            final double len = hdr == null ? 0 : hdr.getLength();
            chartIsZoomed |= xAxisRange.getLength() < len;
        }

        if (!chartIsZoomed && plot instanceof XYPlot) {
            // check if zoomed vertically
            final XYPlot vvp = (XYPlot) plot;
            ValueAxis yAxis = vvp.getRangeAxis();
            if (yAxis != null) {
                chartIsZoomed = yAxis.getLowerBound() > this.primYMinMax[0]
                        || yAxis.getUpperBound() < this.primYMinMax[1];

                // right y-axis
                if (!chartIsZoomed && plot instanceof XYPlot) {
                    final XYPlot xyPlot = (XYPlot) plot;
                    yAxis = xyPlot.getRangeAxis(1);
                    if (yAxis != null) {
                        chartIsZoomed = yAxis.getLowerBound() > this.secondYMinMax[0]
                                || yAxis.getUpperBound() < this.secondYMinMax[1];
                    }
                }
            }
        }

        // enable "zoom-out-buttons" if chart is zoomed
        // otherwise disable them
        this.panButton.setEnabled(chartIsZoomed);
        this.zoomOutButton.setEnabled(chartIsZoomed);
        this.fitButton.setEnabled(chartIsZoomed);
        this.scrollBar.setEnabled(chartIsZoomed);
        if (!chartIsZoomed) {
            setPanMode(false);
            this.zoomButton.setSelected(true);
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:com.rapidminer.gui.plotter.charts.SeriesChartPlotter.java

private void setYAxisRange(NumberAxis axis) {
    Range range = getRangeForName(VALUEAXIS_LABEL);
    if (range == null) {
        for (int c = 0; c < this.dataTable.getNumberOfColumns(); c++) {
            if (this.columns[c] || c == getAxis(0) || c == getAxis(1)) {
                if (range == null) {
                    range = getRangeForDimension(c);
                } else {
                    Range newRange = getRangeForDimension(c);
                    if (newRange != null) {
                        range = new Range(
                                MathFunctions.robustMin(range.getLowerBound(), newRange.getLowerBound()),
                                MathFunctions.robustMax(range.getUpperBound(), newRange.getUpperBound()));
                    }/*w  w  w .  j  a  v a2 s .c  o  m*/
                }
            }
        }
    }
    if (range != null) {
        axis.setRange(range);
    } else {
        axis.setAutoRange(true);
        axis.setAutoRangeStickyZero(false);
        axis.setAutoRangeIncludesZero(false);
    }
}

---

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