Java Code Examples for org.jfree.chart.plot.PiePlot#setIgnoreNullValues()

The following examples show how to use org.jfree.chart.plot.PiePlot#setIgnoreNullValues() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: DefaultChartService.java    From dhis2-core with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
private JFreeChart getMultiplePieChart( BaseChart chart, CategoryDataset[] dataSets )
{
    JFreeChart multiplePieChart = ChartFactory.createMultiplePieChart( chart.getName(), dataSets[0], TableOrder.BY_ROW,
        !chart.isHideLegend(), false, false );

    setBasicConfig( multiplePieChart, chart );

    if ( multiplePieChart.getLegend() != null )
    {
        multiplePieChart.getLegend().setItemFont( SUB_TITLE_FONT );
    }

    MultiplePiePlot multiplePiePlot = (MultiplePiePlot) multiplePieChart.getPlot();
    JFreeChart pieChart = multiplePiePlot.getPieChart();
    pieChart.setBackgroundPaint( DEFAULT_BACKGROUND_COLOR );
    pieChart.getTitle().setFont( SUB_TITLE_FONT );

    PiePlot piePlot = (PiePlot) pieChart.getPlot();
    piePlot.setBackgroundPaint( DEFAULT_BACKGROUND_COLOR );
    piePlot.setOutlinePaint( DEFAULT_BACKGROUND_COLOR );
    piePlot.setLabelFont( LABEL_FONT );
    piePlot.setLabelGenerator( new StandardPieSectionLabelGenerator( "{2}" ) );
    piePlot.setSimpleLabels( true );
    piePlot.setIgnoreZeroValues( true );
    piePlot.setIgnoreNullValues( true );
    piePlot.setShadowXOffset( 0d );
    piePlot.setShadowYOffset( 0d );

    for ( int i = 0; i < dataSets[0].getColumnCount(); i++ )
    {
        piePlot.setSectionPaint( dataSets[0].getColumnKey( i ), COLORS[(i % COLORS.length)] );
    }

    return multiplePieChart;
}
Example 2
Source File: ChartImageGenerator.java    From dhis2-core with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
private JFreeChart getMultiplePieChart( final Visualization visualization, CategoryDataset[] dataSets )
{
    JFreeChart multiplePieChart = ChartFactory.createMultiplePieChart( visualization.getName(), dataSets[0], TableOrder.BY_ROW,
        !visualization.isHideLegend(), false, false );

    setBasicConfig( multiplePieChart, visualization );

    if ( multiplePieChart.getLegend() != null )
    {
        multiplePieChart.getLegend().setItemFont( SUB_TITLE_FONT );
    }

    MultiplePiePlot multiplePiePlot = (MultiplePiePlot) multiplePieChart.getPlot();
    JFreeChart pieChart = multiplePiePlot.getPieChart();
    pieChart.setBackgroundPaint( DEFAULT_BACKGROUND_COLOR );
    pieChart.getTitle().setFont( SUB_TITLE_FONT );

    PiePlot piePlot = (PiePlot) pieChart.getPlot();
    piePlot.setBackgroundPaint( DEFAULT_BACKGROUND_COLOR );
    piePlot.setOutlinePaint( DEFAULT_BACKGROUND_COLOR );
    piePlot.setLabelFont( LABEL_FONT );
    piePlot.setLabelGenerator( new StandardPieSectionLabelGenerator( "{2}" ) );
    piePlot.setSimpleLabels( true );
    piePlot.setIgnoreZeroValues( true );
    piePlot.setIgnoreNullValues( true );
    piePlot.setShadowXOffset( 0d );
    piePlot.setShadowYOffset( 0d );

    for ( int i = 0; i < dataSets[0].getColumnCount(); i++ )
    {
        piePlot.setSectionPaint( dataSets[0].getColumnKey( i ), COLORS[(i % COLORS.length)] );
    }

    return multiplePieChart;
}
Example 3
Source File: PiePlotTests.java    From astor with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Some checks for the getLegendItems() method.
 */
public void testGetLegendItems() {
    DefaultPieDataset dataset = new DefaultPieDataset();
    dataset.setValue("Item 1", 1.0);
    dataset.setValue("Item 2", 2.0);
    dataset.setValue("Item 3", 0.0);
    dataset.setValue("Item 4", null);

    PiePlot plot = new PiePlot(dataset);
    plot.setIgnoreNullValues(false);
    plot.setIgnoreZeroValues(false);
    LegendItemCollection items = plot.getLegendItems();
    assertEquals(4, items.getItemCount());

    // check that null items are ignored if requested
    plot.setIgnoreNullValues(true);
    items = plot.getLegendItems();
    assertEquals(3, items.getItemCount());

    // check that zero items are ignored if requested
    plot.setIgnoreZeroValues(true);
    items = plot.getLegendItems();
    assertEquals(2, items.getItemCount());

    // check that negative items are always ignored
    dataset.setValue("Item 5", -1.0);
    items = plot.getLegendItems();
    assertEquals(2, items.getItemCount());
}
Example 4
Source File: PiePlotTests.java    From astor with GNU General Public License v2.0 5 votes vote down vote up 
/**
 * Some checks for the getLegendItems() method.
 */
public void testGetLegendItems() {
    DefaultPieDataset dataset = new DefaultPieDataset();
    dataset.setValue("Item 1", 1.0);
    dataset.setValue("Item 2", 2.0);
    dataset.setValue("Item 3", 0.0);
    dataset.setValue("Item 4", null);
   
    PiePlot plot = new PiePlot(dataset);
    plot.setIgnoreNullValues(false);
    plot.setIgnoreZeroValues(false);
    LegendItemCollection items = plot.getLegendItems();
    assertEquals(4, items.getItemCount());
    
    // check that null items are ignored if requested
    plot.setIgnoreNullValues(true);
    items = plot.getLegendItems();
    assertEquals(3, items.getItemCount());
    
    // check that zero items are ignored if requested
    plot.setIgnoreZeroValues(true);
    items = plot.getLegendItems();
    assertEquals(2, items.getItemCount());
    
    // check that negative items are always ignored
    dataset.setValue("Item 5", -1.0);
    items = plot.getLegendItems();
    assertEquals(2, items.getItemCount());        
}
Example 5
Source File: PieChartExpression.java    From pentaho-reporting with GNU Lesser General Public License v2.1 4 votes vote down vote up 
protected void configureChart( final JFreeChart chart ) {
  super.configureChart( chart );

  final Plot plot = chart.getPlot();
  final PiePlot pp = (PiePlot) plot;
  final PieDataset pieDS = pp.getDataset();
  pp.setDirection( rotationClockwise ? Rotation.CLOCKWISE : Rotation.ANTICLOCKWISE );
  if ( ( explodeSegment != null ) && ( explodePct != null ) ) {
    configureExplode( pp );
  }
  if ( StringUtils.isEmpty( getTooltipFormula() ) == false ) {
    pp.setToolTipGenerator( new FormulaPieTooltipGenerator( getRuntime(), getTooltipFormula() ) );
  }
  if ( StringUtils.isEmpty( getUrlFormula() ) == false ) {
    pp.setURLGenerator( new FormulaPieURLGenerator( getRuntime(), getUrlFormula() ) );
  }

  pp.setIgnoreNullValues( ignoreNulls );
  pp.setIgnoreZeroValues( ignoreZeros );
  if ( Boolean.FALSE.equals( getItemsLabelVisible() ) ) {
    pp.setLabelGenerator( null );
  } else {
    final ExpressionRuntime runtime = getRuntime();
    final Locale locale = runtime.getResourceBundleFactory().getLocale();

    final FastDecimalFormat fastPercent = new FastDecimalFormat( FastDecimalFormat.TYPE_PERCENT, locale, true );
    final FastDecimalFormat fastInteger = new FastDecimalFormat( FastDecimalFormat.TYPE_INTEGER, locale, true );

    final DecimalFormat numFormat = new DecimalFormat( fastInteger.getPattern(), new DecimalFormatSymbols( locale ) );
    numFormat.setRoundingMode( RoundingMode.HALF_UP );

    final DecimalFormat percentFormat =
      new DecimalFormat( fastPercent.getPattern(), new DecimalFormatSymbols( locale ) );
    percentFormat.setRoundingMode( RoundingMode.HALF_UP );

    final StandardPieSectionLabelGenerator labelGen = new StandardPieSectionLabelGenerator( pieLabelFormat,
      numFormat, percentFormat );
    pp.setLabelGenerator( labelGen );

    final StandardPieSectionLabelGenerator legendGen = new StandardPieSectionLabelGenerator( pieLegendLabelFormat,
      numFormat, percentFormat );
    pp.setLegendLabelGenerator( legendGen );
  }

  if ( StringUtils.isEmpty( getLabelFont() ) == false ) {
    pp.setLabelFont( Font.decode( getLabelFont() ) );
  }

  if ( pieDS != null ) {
    final String[] colors = getSeriesColor();
    for ( int i = 0; i < colors.length; i++ ) {
      if ( i < pieDS.getItemCount() ) {
        pp.setSectionPaint( pieDS.getKey( i ), parseColorFromString( colors[ i ] ) );
      } else {
        break;
      }
    }
  }

  if ( shadowPaint != null ) {
    pp.setShadowPaint( shadowPaint );
  }
  if ( shadowXOffset != null ) {
    pp.setShadowXOffset( shadowXOffset.doubleValue() );
  }
  if ( shadowYOffset != null ) {
    pp.setShadowYOffset( shadowYOffset.doubleValue() );
  }
  pp.setCircular( circular );

  if ( isShowBorder() == false || isChartSectionOutline() == false ) {
    chart.setBorderVisible( false );
    chart.getPlot().setOutlineVisible( false );
  }

}