Examples with JFreeChart org.jfree.chart.JFreeChart used on opensource projects

Example 76 with JFreeChart

use of org.jfree.chart.JFreeChart in project processdash by dtuma.

the class EVXYChartPanel method adjustStyle.

private void adjustStyle(int width) {
    int style;
    if (width > medium_window_width)
        style = FULL;
    else if (width > short_window_width)
        style = MED;
    else
        style = SHORT;
    JFreeChart chart = getChart();
    chart.removeLegend();
    if (style == FULL)
        chart.addLegend(legend);
    adjustAxis(chart.getXYPlot().getRangeAxis(), style != FULL, yLabel);
    adjustAxis(chart.getXYPlot().getDomainAxis(), style == SHORT, xLabel);
}

Example 77 with JFreeChart

use of org.jfree.chart.JFreeChart in project processdash by dtuma.

the class EstErrorScatterChart method createChart.

@Override
public JFreeChart createChart() {
    JFreeChart chart = super.createChart();
    // set minimum/maximum bounds on the two axes
    XYPlot xyPlot = chart.getXYPlot();
    double cutoff = getPercentParam("cut", 100, 200, 5000);
    xyPlot.setDomainAxis(truncAxis(xyPlot.getDomainAxis(), cutoff));
    xyPlot.setRangeAxis(truncAxis(xyPlot.getRangeAxis(), cutoff));
    xyPlot.setRenderer(new TruncatedItemRenderer(xyPlot.getRenderer()));
    // add a box illustrating the target range
    if (data.numRows() > 0) {
        double box = getPercentParam("pct", 0, 50, 100);
        xyPlot.addAnnotation(new XYBoxAnnotation(-box, -box, box, box));
        xyPlot.addAnnotation(new XYLineAnnotation(-box, 0, box, 0));
        xyPlot.addAnnotation(new XYLineAnnotation(0, -box, 0, box));
    }
    return chart;
}

Example 78 with JFreeChart

use of org.jfree.chart.JFreeChart in project processdash by dtuma.

the class XYChart method createChart.

/** Create a scatter plot. */
@Override
public JFreeChart createChart() {
    JFreeChart chart;
    String xLabel = null, yLabel = null;
    if (!chromeless) {
        xLabel = Translator.translate(data.getColName(1));
        yLabel = getSetting("yLabel");
        if (yLabel == null && data.numCols() == 2)
            yLabel = data.getColName(2);
        if (yLabel == null)
            yLabel = getSetting("units");
        if (yLabel == null)
            yLabel = "Value";
        yLabel = Translator.translate(yLabel);
    }
    Object autoZero = parameters.get("autoZero");
    boolean firstColumnContainsDate = data.numRows() > 0 && data.numCols() > 0 && data.getData(1, 1) instanceof DateData;
    if (firstColumnContainsDate || parameters.get("xDate") != null) {
        chart = ChartFactory.createTimeSeriesChart(null, xLabel, yLabel, data.xyDataSource(), true, true, false);
        if (firstColumnContainsDate && ((DateData) data.getData(1, 1)).isFormatAsDateOnly())
            chart.getXYPlot().getRenderer().setBaseToolTipGenerator(new StandardXYToolTipGenerator(StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT, DateFormat.getDateInstance(DateFormat.SHORT), NumberFormat.getInstance()));
    } else {
        XYDataset src = data.xyDataSource();
        chart = ChartFactory.createScatterPlot(null, xLabel, yLabel, src, PlotOrientation.VERTICAL, true, true, false);
        if (src instanceof XYToolTipGenerator) {
            chart.getXYPlot().getRenderer().setBaseToolTipGenerator((XYToolTipGenerator) src);
        }
        String trendLine = getParameter("trend");
        if ("none".equalsIgnoreCase(trendLine))
            ;
        else if ("average".equalsIgnoreCase(trendLine))
            addTrendLine(chart, XYDataSourceTrendLine.getAverageLine(src, 0, autoZero != null && !autoZero.equals("y")));
        else
            addTrendLine(chart, XYDataSourceTrendLine.getRegressionLine(src, 0, autoZero != null && !autoZero.equals("y")));
    }
    if (autoZero != null) {
        if (!"x".equals(autoZero))
            ((NumberAxis) chart.getXYPlot().getRangeAxis()).setAutoRangeIncludesZero(true);
        if (!"y".equals(autoZero))
            ((NumberAxis) chart.getXYPlot().getDomainAxis()).setAutoRangeIncludesZero(true);
    }
    if (data.numCols() == 2)
        chart.removeLegend();
    return chart;
}

Example 79 with JFreeChart

use of org.jfree.chart.JFreeChart in project dhis2-core by dhis2.

the class ChartController method getChart.

//--------------------------------------------------------------------------
// Get data
//--------------------------------------------------------------------------
@RequestMapping(value = { "/{uid}/data", "/{uid}/data.png" }, method = RequestMethod.GET)
public void getChart(@PathVariable("uid") String uid, @RequestParam(value = "date", required = false) Date date, @RequestParam(value = "ou", required = false) String ou, @RequestParam(value = "width", defaultValue = "800", required = false) int width, @RequestParam(value = "height", defaultValue = "500", required = false) int height, @RequestParam(value = "attachment", required = false) boolean attachment, HttpServletResponse response) throws IOException, WebMessageException {
    Chart chart = chartService.getChartNoAcl(uid);
    if (chart == null) {
        throw new WebMessageException(WebMessageUtils.notFound("Chart does not exist: " + uid));
    }
    OrganisationUnit unit = ou != null ? organisationUnitService.getOrganisationUnit(ou) : null;
    JFreeChart jFreeChart = chartService.getJFreeChart(chart, date, unit, i18nManager.getI18nFormat());
    String filename = CodecUtils.filenameEncode(chart.getName()) + ".png";
    contextUtils.configureResponse(response, ContextUtils.CONTENT_TYPE_PNG, CacheStrategy.RESPECT_SYSTEM_SETTING, filename, attachment);
    ChartUtilities.writeChartAsPNG(response.getOutputStream(), jFreeChart, width, height);
}

Example 80 with JFreeChart

use of org.jfree.chart.JFreeChart in project dhis2-core by dhis2.

the class ChartController method getChart.

@RequestMapping(value = { "/data", "/data.png" }, method = RequestMethod.GET)
public void getChart(@RequestParam(value = "in") String indicatorUid, @RequestParam(value = "ou") String organisationUnitUid, @RequestParam(value = "periods", required = false) boolean periods, @RequestParam(value = "width", defaultValue = "800", required = false) int width, @RequestParam(value = "height", defaultValue = "500", required = false) int height, @RequestParam(value = "skipTitle", required = false) boolean skipTitle, @RequestParam(value = "attachment", required = false) boolean attachment, HttpServletResponse response) throws IOException {
    Indicator indicator = indicatorService.getIndicator(indicatorUid);
    OrganisationUnit unit = organisationUnitService.getOrganisationUnit(organisationUnitUid);
    JFreeChart chart;
    if (periods) {
        chart = chartService.getJFreePeriodChart(indicator, unit, !skipTitle, i18nManager.getI18nFormat());
    } else {
        chart = chartService.getJFreeOrganisationUnitChart(indicator, unit, !skipTitle, i18nManager.getI18nFormat());
    }
    contextUtils.configureResponse(response, ContextUtils.CONTENT_TYPE_PNG, CacheStrategy.RESPECT_SYSTEM_SETTING, "chart.png", attachment);
    ChartUtilities.writeChartAsPNG(response.getOutputStream(), chart, width, height);
}