Java Code Examples for org.jfree.chart.plot.PiePlot#setOutlinePaint()
The following examples show how to use
org.jfree.chart.plot.PiePlot#setOutlinePaint() .
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Example 1
| Source File: GraphStatsView.java From eclipse-cs with GNU Lesser General Public License v2.1 | 5 votes |
|
/**
* Crée le graphe JFreeChart.
*
* @param piedataset
* : la source de données à afficher
* @return le diagramme
*/
private JFreeChart createChart(GraphPieDataset piedataset) {
JFreeChart jfreechart = ChartFactory.createPieChart3D(null, piedataset, false, true, false);
jfreechart.setAntiAlias(true);
jfreechart.setTextAntiAlias(true);
PiePlot pieplot3d = (PiePlot) jfreechart.getPlot();
pieplot3d.setInsets(new RectangleInsets(0, 0, 0, 0));
final double angle = 290D;
pieplot3d.setStartAngle(angle);
pieplot3d.setDirection(Rotation.CLOCKWISE);
final float foreground = 0.5F;
pieplot3d.setForegroundAlpha(foreground);
pieplot3d.setNoDataMessage(Messages.GraphStatsView_noDataToDisplay);
pieplot3d.setCircular(true);
pieplot3d.setOutlinePaint(null);
pieplot3d.setLabelFont(new Font("SansSerif", Font.PLAIN, 10));
pieplot3d.setLabelGap(0.02);
pieplot3d.setLabelOutlinePaint(null);
pieplot3d.setLabelShadowPaint(null);
pieplot3d.setLabelBackgroundPaint(Color.WHITE);
pieplot3d.setBackgroundPaint(Color.WHITE);
// avoid showing the percentage as an absolute number in the tooltip
pieplot3d.setToolTipGenerator(new StandardPieToolTipGenerator("{0}: {2}"));
pieplot3d.setInteriorGap(0.02);
pieplot3d.setMaximumLabelWidth(0.20);
return jfreechart;
}
Example 2
| Source File: DefaultChartService.java From dhis2-core with BSD 3-Clause "New" or "Revised" License | 5 votes |
|
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 3
| Source File: ChartImageGenerator.java From dhis2-core with BSD 3-Clause "New" or "Revised" License | 5 votes |
|
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 4
| Source File: AbstractPieChartPlotter.java From rapidminer-studio with GNU Affero General Public License v3.0 | 4 votes |
|
public void updatePlotter() {
int categoryCount = prepareData();
String maxClassesProperty = ParameterService
.getParameterValue(MainFrame.PROPERTY_RAPIDMINER_GUI_PLOTTER_LEGEND_CLASSLIMIT);
int maxClasses = 20;
try {
if (maxClassesProperty != null) {
maxClasses = Integer.parseInt(maxClassesProperty);
}
} catch (NumberFormatException e) {
// LogService.getGlobal().log("Pie Chart plotter: cannot parse property 'rapidminer.gui.plotter.colors.classlimit', using maximal 20 different classes.",
// LogService.WARNING);
LogService.getRoot().log(Level.WARNING,
"com.rapidminer.gui.plotter.charts.AbstractPieChartPlotter.pie_chart_plotter_parsing_error");
}
boolean createLegend = categoryCount > 0 && categoryCount < maxClasses;
if (categoryCount <= MAX_CATEGORIES) {
JFreeChart chart = createChart(pieDataSet, createLegend);
// set the background color for the chart...
chart.setBackgroundPaint(Color.white);
PiePlot plot = (PiePlot) chart.getPlot();
plot.setBackgroundPaint(Color.WHITE);
plot.setSectionOutlinesVisible(true);
plot.setShadowPaint(new Color(104, 104, 104, 100));
int size = pieDataSet.getKeys().size();
for (int i = 0; i < size; i++) {
Comparable<?> key = pieDataSet.getKey(i);
plot.setSectionPaint(key, getColorProvider(true).getPointColor(i / (double) (size - 1)));
boolean explode = false;
for (String explosionGroup : explodingGroups) {
if (key.toString().startsWith(explosionGroup) || explosionGroup.startsWith(key.toString())) {
explode = true;
break;
}
}
if (explode) {
plot.setExplodePercent(key, this.explodingAmount);
}
}
plot.setLabelFont(LABEL_FONT);
plot.setNoDataMessage("No data available");
plot.setCircular(true);
plot.setLabelGap(0.02);
plot.setOutlinePaint(Color.WHITE);
// legend settings
LegendTitle legend = chart.getLegend();
if (legend != null) {
legend.setPosition(RectangleEdge.TOP);
legend.setFrame(BlockBorder.NONE);
legend.setHorizontalAlignment(HorizontalAlignment.LEFT);
legend.setItemFont(LABEL_FONT);
}
if (panel instanceof AbstractChartPanel) {
panel.setChart(chart);
} else {
panel = new AbstractChartPanel(chart, getWidth(), getHeight() - MARGIN);
final ChartPanelShiftController controller = new ChartPanelShiftController(panel);
panel.addMouseListener(controller);
panel.addMouseMotionListener(controller);
}
// ATTENTION: WITHOUT THIS WE GET SEVERE MEMORY LEAKS!!!
panel.getChartRenderingInfo().setEntityCollection(null);
} else {
// LogService.getGlobal().logNote("Too many columns (" + categoryCount +
// "), this chart is only able to plot up to " + MAX_CATEGORIES +
// " different categories.");
LogService.getRoot().log(Level.INFO,
"com.rapidminer.gui.plotter.charts.AbstractPieChartPlotter.too_many_columns",
new Object[] { categoryCount, MAX_CATEGORIES });
}
}
Example 5
| Source File: ChartServiceImpl.java From sakai with Educational Community License v2.0 | 4 votes |
|
private byte[] generatePieChart(
String siteId, PieDataset dataset, int width, int height,
boolean render3d, float transparency,
boolean smallFontInDomainAxis) {
JFreeChart chart = null;
if(render3d)
chart = ChartFactory.createPieChart3D(null, dataset, false, false, false);
else
chart = ChartFactory.createPieChart(null, dataset, false, false, false);
PiePlot plot = (PiePlot) chart.getPlot();
// set start angle (135 or 150 deg so minor data has more space on the left)
plot.setStartAngle(150D);
// set transparency
plot.setForegroundAlpha(transparency);
// set background
chart.setBackgroundPaint(parseColor(M_sm.getChartBackgroundColor()));
plot.setBackgroundPaint(parseColor(M_sm.getChartBackgroundColor()));
// fix border offset
chart.setPadding(new RectangleInsets(5,5,5,5));
plot.setInsets(new RectangleInsets(1,1,1,1));
// set chart border
plot.setOutlinePaint(null);
chart.setBorderVisible(true);
chart.setBorderPaint(parseColor("#cccccc"));
// set antialias
chart.setAntiAlias(true);
BufferedImage img = chart.createBufferedImage(width, height);
final ByteArrayOutputStream out = new ByteArrayOutputStream();
try{
ImageIO.write(img, "png", out);
}catch(IOException e){
log.warn("Error occurred while generating SiteStats chart image data", e);
}
return out.toByteArray();
}
Example 6
| Source File: ChartServiceImpl.java From sakai with Educational Community License v2.0 | 4 votes |
|
private byte[] generatePieChart(
String siteId, PieDataset dataset, int width, int height,
boolean render3d, float transparency,
boolean smallFontInDomainAxis) {
JFreeChart chart = null;
if(render3d)
chart = ChartFactory.createPieChart3D(null, dataset, false, false, false);
else
chart = ChartFactory.createPieChart(null, dataset, false, false, false);
PiePlot plot = (PiePlot) chart.getPlot();
// set start angle (135 or 150 deg so minor data has more space on the left)
plot.setStartAngle(150D);
// set transparency
plot.setForegroundAlpha(transparency);
// set background
chart.setBackgroundPaint(parseColor(M_sm.getChartBackgroundColor()));
plot.setBackgroundPaint(parseColor(M_sm.getChartBackgroundColor()));
// fix border offset
chart.setPadding(new RectangleInsets(5,5,5,5));
plot.setInsets(new RectangleInsets(1,1,1,1));
// set chart border
plot.setOutlinePaint(null);
chart.setBorderVisible(true);
chart.setBorderPaint(parseColor("#cccccc"));
// set antialias
chart.setAntiAlias(true);
BufferedImage img = chart.createBufferedImage(width, height);
final ByteArrayOutputStream out = new ByteArrayOutputStream();
try{
ImageIO.write(img, "png", out);
}catch(IOException e){
log.warn("Error occurred while generating SiteStats chart image data", e);
}
return out.toByteArray();
}
