Java Code Examples for org.jfree.chart.axis.CategoryAxis#setUpperMargin()

The following examples show how to use org.jfree.chart.axis.CategoryAxis#setUpperMargin() . 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: ExpressionProfile.java    From chipster with MIT License 6 votes vote down vote up
public JFreeChart createProfileChart(CategoryDataset categoryDataset, List<ProfileRow> rows, String name) throws MicroarrayException {
					
	// draw plot
       CategoryAxis categoryAxis = new CategoryAxis("sample");
       categoryAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45);
       categoryAxis.setUpperMargin(0.0);
       categoryAxis.setLowerMargin(0.0);
       ValueAxis valueAxis = new NumberAxis("expression");
       plot = new CategoryPlot(categoryDataset, categoryAxis, valueAxis, createRenderer(rows));
       plot.setOrientation(PlotOrientation.VERTICAL);
       
       JFreeChart chart = new JFreeChart("Expression profile for " + name, 
       		JFreeChart.DEFAULT_TITLE_FONT, plot, false);
       
	return chart;
}
 
Example 2
Source File: StatisticChart.java    From BART with MIT License 5 votes vote down vote up
public static JPanel createStatisticBarChart(String title,String categoryX,String valueY,CategoryDataset dataset)   {
    final CategoryAxis xAxis = new CategoryAxis(categoryX);
    xAxis.setLowerMargin(0.01d); // percentage of space before first bar
    xAxis.setUpperMargin(0.01d); // percentage of space after last bar
    xAxis.setCategoryMargin(0.05d); // percentage of space between categories
    final ValueAxis yAxis = new NumberAxis("Value");
    final CategoryPlot plot = new CategoryPlot(dataset, xAxis, yAxis, new StatisticalBarRenderer());
    JFreeChart statChart =  new JFreeChart(title, new Font("Helvetica", Font.BOLD, 14), plot, true);
    ChartPanel panel = new ChartPanel(statChart);
    panel.setPreferredSize(new Dimension(700, 440));
    return panel;
}
 
Example 3
Source File: ServerWideReportManagerImpl.java    From sakai with Educational Community License v2.0 5 votes vote down vote up
private byte[] generateBoxAndWhiskerChart (BoxAndWhiskerCategoryDataset dataset, int width, int height)
{
	JFreeChart chart = ChartFactory.createBoxAndWhiskerChart (null, null,
			null, dataset, false);

	// set background
	chart.setBackgroundPaint (parseColor (statsManager.getChartBackgroundColor ()));

	// set chart border
	chart.setPadding (new RectangleInsets (10, 5, 5, 5));
	chart.setBorderVisible (true);
	chart.setBorderPaint (parseColor ("#cccccc"));

	// set anti alias
	chart.setAntiAlias (true);

	CategoryPlot plot = (CategoryPlot) chart.getPlot ();

	plot.setDomainGridlinePaint (Color.white);
	plot.setDomainGridlinesVisible (true);
	plot.setRangeGridlinePaint (Color.white);

	NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis ();
	rangeAxis.setStandardTickUnits (NumberAxis.createIntegerTickUnits ());

	CategoryAxis domainAxis = (CategoryAxis) plot.getDomainAxis ();
	domainAxis.setLowerMargin (0.0);
	domainAxis.setUpperMargin (0.0);

	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 4
Source File: AWSDeviceFarmGraph.java    From aws-device-farm-jenkins-plugin with Apache License 2.0 5 votes vote down vote up
/**
 * Create graph based on the given dataset and constraints.
 *
 * @return The JFreeChart graph.
 */
protected JFreeChart createGraph() {
    // Create chart.
    JFreeChart chart = ChartFactory.createStackedAreaChart(null, null, yLabel, dataset, PlotOrientation.VERTICAL, true, true, false);
    chart.setBackgroundPaint(Color.WHITE);

    // Create chart legend.
    LegendTitle legend = chart.getLegend();
    legend.setPosition(RectangleEdge.RIGHT);

    // Create chart plot.
    CategoryPlot plot = (CategoryPlot) chart.getPlot();
    plot.setForegroundAlpha(0.7f);
    plot.setBackgroundPaint(Color.WHITE);
    plot.setRangeGridlinePaint(Color.darkGray);

    // Create domain (x) axis.
    CategoryAxis domain = new ShiftedCategoryAxis(xLabel);
    domain.setCategoryLabelPositions(CategoryLabelPositions.UP_45);
    domain.setLowerMargin(0.0);
    domain.setUpperMargin(0.0);
    domain.setCategoryMargin(0.0);
    plot.setDomainAxis(domain);

    // Create range (y) axis.
    NumberAxis range = (NumberAxis) plot.getRangeAxis();
    range.setAutoRange(true);
    range.setStandardTickUnits(NumberAxis.createIntegerTickUnits());

    // Create renderer and paint the chart.
    CategoryItemRenderer renderer = plot.getRenderer();
    plot.setInsets(new RectangleInsets(5.0, 0, 0, 5.0));

    // Set chart colors for sections.
    for (int i = 0; i < colors.length; i++) {
        renderer.setSeriesPaint(i, colors[i]);
    }
    return chart;
}
 
Example 5
Source File: ServerWideReportManagerImpl.java    From sakai with Educational Community License v2.0 5 votes vote down vote up
private byte[] generateBoxAndWhiskerChart (BoxAndWhiskerCategoryDataset dataset, int width, int height)
{
	JFreeChart chart = ChartFactory.createBoxAndWhiskerChart (null, null,
			null, dataset, false);

	// set background
	chart.setBackgroundPaint (parseColor (statsManager.getChartBackgroundColor ()));

	// set chart border
	chart.setPadding (new RectangleInsets (10, 5, 5, 5));
	chart.setBorderVisible (true);
	chart.setBorderPaint (parseColor ("#cccccc"));

	// set anti alias
	chart.setAntiAlias (true);

	CategoryPlot plot = (CategoryPlot) chart.getPlot ();

	plot.setDomainGridlinePaint (Color.white);
	plot.setDomainGridlinesVisible (true);
	plot.setRangeGridlinePaint (Color.white);

	NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis ();
	rangeAxis.setStandardTickUnits (NumberAxis.createIntegerTickUnits ());

	CategoryAxis domainAxis = (CategoryAxis) plot.getDomainAxis ();
	domainAxis.setLowerMargin (0.0);
	domainAxis.setUpperMargin (0.0);

	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: CumulativeCurveChart.java    From Knowage-Server with GNU Affero General Public License v3.0 4 votes vote down vote up
public JFreeChart createChart(DatasetMap datasetMap) {
	CategoryDataset datasetValue=(CategoryDataset)datasetMap.getDatasets().get("1");
	CategoryDataset datasetCumulative=(CategoryDataset)datasetMap.getDatasets().get("2");


	JFreeChart chart = ChartFactory.createBarChart(
			name,  // chart title
			xLabel,                     // domain axis label
			yLabel,                     // range axis label
			datasetValue,                        // data
			PlotOrientation.VERTICAL,
			true,                           // include legend
			true,
			false
	);

	chart.setBackgroundPaint(Color.white);

	// get a reference to the plot for further customisation...
	CategoryPlot plot = (CategoryPlot) chart.getPlot();
	plot.setBackgroundPaint(Color.lightGray);
	plot.setRangeGridlinePaint(Color.white);
	CategoryAxis domainAxis = plot.getDomainAxis();
	domainAxis.setLowerMargin(0.02);
	domainAxis.setUpperMargin(0.02);
	domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_90);
	// set the range axis to display integers only...
	NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
	rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());

	LineAndShapeRenderer renderer2 = new LineAndShapeRenderer();

	NumberAxis axis2 = new NumberAxis("Percent");
	axis2.setNumberFormatOverride(NumberFormat.getPercentInstance());
	plot.setRangeAxis(1, axis2);
	plot.setDataset(1, datasetCumulative);
	plot.setRenderer(1, renderer2);
	plot.mapDatasetToRangeAxis(1, 1);

	plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);
	return chart;   
}
 
Example 7
Source File: ParetoChartPlotter.java    From rapidminer-studio with GNU Affero General Public License v3.0 4 votes vote down vote up
private JFreeChart createChart() {
	if (data.getItemCount() > 0) {
		// get cumulative percentages
		KeyedValues cumulative = DataUtilities.getCumulativePercentages(data);

		CategoryDataset categoryDataset = DatasetUtilities.createCategoryDataset(
				"Count for " + this.dataTable.getColumnName(this.countColumn) + " = " + countValue, data);

		// create the chart...
		final JFreeChart chart = ChartFactory.createBarChart(null, // chart title
				this.dataTable.getColumnName(this.groupByColumn), // domain axis label
				"Count", // range axis label
				categoryDataset, // data
				PlotOrientation.VERTICAL, true, // include legend
				true, false);

		// set the background color for the chart...
		chart.setBackgroundPaint(Color.WHITE);

		// get a reference to the plot for further customization...
		CategoryPlot plot = chart.getCategoryPlot();

		CategoryAxis domainAxis = plot.getDomainAxis();
		domainAxis.setLowerMargin(0.02);
		domainAxis.setUpperMargin(0.02);
		domainAxis.setLabelFont(LABEL_FONT_BOLD);
		domainAxis.setTickLabelFont(LABEL_FONT);

		// set the range axis to display integers only...
		NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
		rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits(Locale.US));
		rangeAxis.setLabelFont(LABEL_FONT_BOLD);
		rangeAxis.setTickLabelFont(LABEL_FONT);

		// second data set (cumulative percentages)
		CategoryDataset dataset2 = DatasetUtilities.createCategoryDataset("Cumulative (Percent)", cumulative);

		LineAndShapeRenderer renderer2 = new LineAndShapeRenderer();
		renderer2.setSeriesPaint(0, SwingTools.VERY_DARK_BLUE.darker());

		NumberAxis axis2 = new NumberAxis("Percent of " + countValue);
		axis2.setNumberFormatOverride(NumberFormat.getPercentInstance());
		axis2.setLabelFont(LABEL_FONT_BOLD);
		axis2.setTickLabelFont(LABEL_FONT);

		plot.setRangeAxis(1, axis2);
		plot.setDataset(1, dataset2);
		plot.setRenderer(1, renderer2);
		plot.mapDatasetToRangeAxis(1, 1);

		axis2.setTickUnit(new NumberTickUnit(0.1));

		// show grid lines
		plot.setRangeGridlinesVisible(true);

		// bring cumulative line to front
		plot.setDatasetRenderingOrder(DatasetRenderingOrder.FORWARD);

		if (isLabelRotating()) {
			domainAxis.setTickLabelsVisible(true);
			domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 2.0d));
		}

		return chart;
	} else {
		return null;
	}
}
 
Example 8
Source File: ServerWideReportManagerImpl.java    From sakai with Educational Community License v2.0 4 votes vote down vote up
private byte[] generateStackedAreaChart (CategoryDataset dataset, int width, int height)
{
	JFreeChart chart = ChartFactory.createStackedAreaChart (null, // chart title
			null, // domain axis label
			null, // range axis label
			dataset, // data
			PlotOrientation.VERTICAL, // the plot orientation
			true, // legend
			true, // tooltips
			false // urls
			);

	// set background
	chart.setBackgroundPaint (parseColor (statsManager.getChartBackgroundColor ()));

	// set chart border
	chart.setPadding (new RectangleInsets (10, 5, 5, 5));
	chart.setBorderVisible (true);
	chart.setBorderPaint (parseColor ("#cccccc"));

	// set anti alias
	chart.setAntiAlias (true);

	CategoryPlot plot = (CategoryPlot) chart.getPlot ();

	// set transparency
	plot.setForegroundAlpha (0.7f);
	plot.setAxisOffset (new RectangleInsets (5.0, 5.0, 5.0, 5.0));
	plot.setBackgroundPaint (Color.lightGray);
	plot.setDomainGridlinesVisible (true);
	plot.setDomainGridlinePaint (Color.white);
	plot.setRangeGridlinesVisible (true);
	plot.setRangeGridlinePaint (Color.white);

	// set colour of regular users using Karate belt colour: white, green, blue, brown, black/gold
	CategoryItemRenderer renderer = plot.getRenderer ();
	renderer.setSeriesPaint (0, new Color (205, 173, 0)); // gold users
	renderer.setSeriesPaint (1, new Color (139, 69, 19));
	renderer.setSeriesPaint (2, Color.BLUE);
	renderer.setSeriesPaint (3, Color.GREEN);
	renderer.setSeriesPaint (4, Color.WHITE);

	// set the range axis to display integers only...
	NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis ();
	rangeAxis.setStandardTickUnits (NumberAxis.createIntegerTickUnits ());

	CategoryAxis domainAxis = (CategoryAxis) plot.getDomainAxis ();
	domainAxis.setCategoryLabelPositions (CategoryLabelPositions.DOWN_45);
       domainAxis.setLowerMargin(0.0);
       domainAxis.setUpperMargin(0.0);

       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 9
Source File: ServerWideReportManagerImpl.java    From sakai with Educational Community License v2.0 4 votes vote down vote up
private byte[] generateLayeredBarChart (CategoryDataset dataset, int width, int height)
{
	JFreeChart chart = ChartFactory.createBarChart (null, // chart title
			null, // domain axis label
			null, // range axis label
			dataset, // data
			PlotOrientation.VERTICAL, // the plot orientation
			true, // legend
			true, // tooltips
			false // urls
			);

	// set background
	chart.setBackgroundPaint (parseColor (statsManager.getChartBackgroundColor ()));

	// set chart border
	chart.setPadding (new RectangleInsets (10, 5, 5, 5));
	chart.setBorderVisible (true);
	chart.setBorderPaint (parseColor ("#cccccc"));

	// set anti alias
	chart.setAntiAlias (true);

	CategoryPlot plot = (CategoryPlot) chart.getPlot ();

	// disable bar outlines...
	LayeredBarRenderer renderer = new LayeredBarRenderer ();
	renderer.setDrawBarOutline (false);
	renderer.setSeriesBarWidth (0, .6);
	renderer.setSeriesBarWidth (1, .8);
	renderer.setSeriesBarWidth (2, 1.0);
	plot.setRenderer (renderer);

	// for this renderer, we need to draw the first series last...
	plot.setRowRenderingOrder (SortOrder.DESCENDING);

	// set up gradient paints for series...
	GradientPaint gp0 = new GradientPaint (0.0f, 0.0f, Color.blue, 0.0f,
			0.0f, new Color (0, 0, 64));
	GradientPaint gp1 = new GradientPaint (0.0f, 0.0f, Color.green, 0.0f,
			0.0f, new Color (0, 64, 0));
	GradientPaint gp2 = new GradientPaint (0.0f, 0.0f, Color.red, 0.0f,
			0.0f, new Color (64, 0, 0));
	renderer.setSeriesPaint (0, gp0);
	renderer.setSeriesPaint (1, gp1);
	renderer.setSeriesPaint (2, gp2);

	CategoryAxis domainAxis = (CategoryAxis) plot.getDomainAxis ();
	domainAxis.setCategoryLabelPositions (CategoryLabelPositions.DOWN_45);
	domainAxis.setLowerMargin (0.0);
	domainAxis.setUpperMargin (0.0);

	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 10
Source File: ServerWideReportManagerImpl.java    From sakai with Educational Community License v2.0 4 votes vote down vote up
private byte[] createToolAnalysisChart (int width, int height)
{
	CategoryDataset dataset = getToolAnalysisDataSet ();
	
	if (dataset == null) {
		return generateNoDataChart(width, height);
	}
			
	JFreeChart chart = ChartFactory.createBarChart (
			null, // chart title
			null, // domain axis label
			null, // range axis label
			dataset, // data
			PlotOrientation.HORIZONTAL, // the plot orientation
			false, // legend
			false, // tooltips
			false // urls
	);
	
	// set background
	chart.setBackgroundPaint (parseColor (statsManager.getChartBackgroundColor ()));

	// set chart border
	chart.setPadding (new RectangleInsets (10, 5, 5, 5));
	chart.setBorderVisible (true);
	chart.setBorderPaint (parseColor ("#cccccc"));

	// set anti alias
	chart.setAntiAlias (true);

	CategoryPlot plot = (CategoryPlot) chart.getPlot ();

	// set transparency
	plot.setForegroundAlpha (0.7f);
	plot.setAxisOffset (new RectangleInsets (5.0, 5.0, 5.0, 5.0));
	plot.setBackgroundPaint (Color.lightGray);
	plot.setDomainGridlinesVisible (false);
	plot.setRangeGridlinesVisible (true);
	plot.setRangeGridlinePaint (Color.white);
	
       CategoryAxis domainAxis = plot.getDomainAxis();
       domainAxis.setVisible(false);
       domainAxis.setUpperMargin (0);
       domainAxis.setLowerMargin (0);
       
       NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
       rangeAxis.setUpperMargin(0.20);
	rangeAxis.setStandardTickUnits (NumberAxis.createIntegerTickUnits ());
       
       BarRenderer renderer = (BarRenderer) plot.getRenderer();
       CategoryItemLabelGenerator generator 
           = new StandardCategoryItemLabelGenerator("{1}", 
                   NumberFormat.getInstance(new ResourceLoader().getLocale()));
       renderer.setDefaultItemLabelGenerator(generator);
       renderer.setDefaultItemLabelFont(new Font("SansSerif", Font.PLAIN, 9));
       renderer.setDefaultItemLabelsVisible(true);
       renderer.setItemMargin (0);
       renderer.setSeriesPaint (0, Color.BLUE);
       
       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 11
Source File: CategoryAxisTests.java    From astor with GNU General Public License v2.0 4 votes vote down vote up
/**
 * Confirm that the equals method can distinguish all the required fields.
 */
public void testEquals() {

    CategoryAxis a1 = new CategoryAxis("Test");
    CategoryAxis a2 = new CategoryAxis("Test");
    assertTrue(a1.equals(a2));

    // lowerMargin
    a1.setLowerMargin(0.15);
    assertFalse(a1.equals(a2));
    a2.setLowerMargin(0.15);
    assertTrue(a1.equals(a2));

    // upperMargin
    a1.setUpperMargin(0.15);
    assertFalse(a1.equals(a2));
    a2.setUpperMargin(0.15);
    assertTrue(a1.equals(a2));

    // categoryMargin
    a1.setCategoryMargin(0.15);
    assertFalse(a1.equals(a2));
    a2.setCategoryMargin(0.15);
    assertTrue(a1.equals(a2));

    // maxCategoryLabelWidthRatio
    a1.setMaximumCategoryLabelWidthRatio(0.98f);
    assertFalse(a1.equals(a2));
    a2.setMaximumCategoryLabelWidthRatio(0.98f);
    assertTrue(a1.equals(a2));

    // categoryLabelPositionOffset
    a1.setCategoryLabelPositionOffset(11);
    assertFalse(a1.equals(a2));
    a2.setCategoryLabelPositionOffset(11);
    assertTrue(a1.equals(a2));

    // categoryLabelPositions
    a1.setCategoryLabelPositions(CategoryLabelPositions.DOWN_45);
    assertFalse(a1.equals(a2));
    a2.setCategoryLabelPositions(CategoryLabelPositions.DOWN_45);
    assertTrue(a1.equals(a2));

    // categoryLabelToolTips
    a1.addCategoryLabelToolTip("Test", "Check");
    assertFalse(a1.equals(a2));
    a2.addCategoryLabelToolTip("Test", "Check");
    assertTrue(a1.equals(a2));

    // tickLabelFont
    a1.setTickLabelFont("C1", new Font("Dialog", Font.PLAIN, 21));
    assertFalse(a1.equals(a2));
    a2.setTickLabelFont("C1", new Font("Dialog", Font.PLAIN, 21));
    assertTrue(a1.equals(a2));

    // tickLabelPaint
    a1.setTickLabelPaint("C1", Color.red);
    assertFalse(a1.equals(a2));
    a2.setTickLabelPaint("C1", Color.red);
    assertTrue(a1.equals(a2));

    // tickLabelPaint2
    a1.setTickLabelPaint("C1", new GradientPaint(1.0f, 2.0f, Color.red,
            3.0f, 4.0f, Color.yellow));
    assertFalse(a1.equals(a2));
    a2.setTickLabelPaint("C1", new GradientPaint(1.0f, 2.0f, Color.red,
            3.0f, 4.0f, Color.yellow));
    assertTrue(a1.equals(a2));

}
 
Example 12
Source File: CategoryAxisTests.java    From astor with GNU General Public License v2.0 4 votes vote down vote up
/**
 * Confirm that the equals method can distinguish all the required fields.
 */
public void testEquals() {
    
    CategoryAxis a1 = new CategoryAxis("Test");
    CategoryAxis a2 = new CategoryAxis("Test");
    assertTrue(a1.equals(a2));
    
    // lowerMargin 
    a1.setLowerMargin(0.15);
    assertFalse(a1.equals(a2));
    a2.setLowerMargin(0.15);
    assertTrue(a1.equals(a2));

    // upperMargin 
    a1.setUpperMargin(0.15);
    assertFalse(a1.equals(a2));
    a2.setUpperMargin(0.15);
    assertTrue(a1.equals(a2));
  
    // categoryMargin 
    a1.setCategoryMargin(0.15);
    assertFalse(a1.equals(a2));
    a2.setCategoryMargin(0.15);
    assertTrue(a1.equals(a2));
    
    // maxCategoryLabelWidthRatio
    a1.setMaximumCategoryLabelWidthRatio(0.98f);
    assertFalse(a1.equals(a2));
    a2.setMaximumCategoryLabelWidthRatio(0.98f);
    assertTrue(a1.equals(a2));
    
    // categoryLabelPositionOffset
    a1.setCategoryLabelPositionOffset(11);
    assertFalse(a1.equals(a2));
    a2.setCategoryLabelPositionOffset(11);
    assertTrue(a1.equals(a2));
    
    // categoryLabelPositions
    a1.setCategoryLabelPositions(CategoryLabelPositions.DOWN_45);
    assertFalse(a1.equals(a2));
    a2.setCategoryLabelPositions(CategoryLabelPositions.DOWN_45);
    assertTrue(a1.equals(a2));
    
    // categoryLabelToolTips
    a1.addCategoryLabelToolTip("Test", "Check");
    assertFalse(a1.equals(a2));
    a2.addCategoryLabelToolTip("Test", "Check");
    assertTrue(a1.equals(a2));
    
    // tickLabelFont
    a1.setTickLabelFont("C1", new Font("Dialog", Font.PLAIN, 21));
    assertFalse(a1.equals(a2));
    a2.setTickLabelFont("C1", new Font("Dialog", Font.PLAIN, 21));
    assertTrue(a1.equals(a2));
    
    // tickLabelPaint
    a1.setTickLabelPaint("C1", Color.red);
    assertFalse(a1.equals(a2));
    a2.setTickLabelPaint("C1", Color.red);
    assertTrue(a1.equals(a2));

    // tickLabelPaint2
    a1.setTickLabelPaint("C1", new GradientPaint(1.0f, 2.0f, Color.red, 
            3.0f, 4.0f, Color.yellow));
    assertFalse(a1.equals(a2));
    a2.setTickLabelPaint("C1", new GradientPaint(1.0f, 2.0f, Color.red, 
            3.0f, 4.0f, Color.yellow));
    assertTrue(a1.equals(a2));

}
 
Example 13
Source File: ServerWideReportManagerImpl.java    From sakai with Educational Community License v2.0 4 votes vote down vote up
private byte[] generateStackedAreaChart (CategoryDataset dataset, int width, int height)
{
	JFreeChart chart = ChartFactory.createStackedAreaChart (null, // chart title
			null, // domain axis label
			null, // range axis label
			dataset, // data
			PlotOrientation.VERTICAL, // the plot orientation
			true, // legend
			true, // tooltips
			false // urls
			);

	// set background
	chart.setBackgroundPaint (parseColor (statsManager.getChartBackgroundColor ()));

	// set chart border
	chart.setPadding (new RectangleInsets (10, 5, 5, 5));
	chart.setBorderVisible (true);
	chart.setBorderPaint (parseColor ("#cccccc"));

	// set anti alias
	chart.setAntiAlias (true);

	CategoryPlot plot = (CategoryPlot) chart.getPlot ();

	// set transparency
	plot.setForegroundAlpha (0.7f);
	plot.setAxisOffset (new RectangleInsets (5.0, 5.0, 5.0, 5.0));
	plot.setBackgroundPaint (Color.lightGray);
	plot.setDomainGridlinesVisible (true);
	plot.setDomainGridlinePaint (Color.white);
	plot.setRangeGridlinesVisible (true);
	plot.setRangeGridlinePaint (Color.white);

	// set colour of regular users using Karate belt colour: white, green, blue, brown, black/gold
	CategoryItemRenderer renderer = plot.getRenderer ();
	renderer.setSeriesPaint (0, new Color (205, 173, 0)); // gold users
	renderer.setSeriesPaint (1, new Color (139, 69, 19));
	renderer.setSeriesPaint (2, Color.BLUE);
	renderer.setSeriesPaint (3, Color.GREEN);
	renderer.setSeriesPaint (4, Color.WHITE);

	// set the range axis to display integers only...
	NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis ();
	rangeAxis.setStandardTickUnits (NumberAxis.createIntegerTickUnits ());

	CategoryAxis domainAxis = (CategoryAxis) plot.getDomainAxis ();
	domainAxis.setCategoryLabelPositions (CategoryLabelPositions.DOWN_45);
       domainAxis.setLowerMargin(0.0);
       domainAxis.setUpperMargin(0.0);

       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 14
Source File: ServerWideReportManagerImpl.java    From sakai with Educational Community License v2.0 4 votes vote down vote up
private byte[] generateLayeredBarChart (CategoryDataset dataset, int width, int height)
{
	JFreeChart chart = ChartFactory.createBarChart (null, // chart title
			null, // domain axis label
			null, // range axis label
			dataset, // data
			PlotOrientation.VERTICAL, // the plot orientation
			true, // legend
			true, // tooltips
			false // urls
			);

	// set background
	chart.setBackgroundPaint (parseColor (statsManager.getChartBackgroundColor ()));

	// set chart border
	chart.setPadding (new RectangleInsets (10, 5, 5, 5));
	chart.setBorderVisible (true);
	chart.setBorderPaint (parseColor ("#cccccc"));

	// set anti alias
	chart.setAntiAlias (true);

	CategoryPlot plot = (CategoryPlot) chart.getPlot ();

	// disable bar outlines...
	LayeredBarRenderer renderer = new LayeredBarRenderer ();
	renderer.setDrawBarOutline (false);
	renderer.setSeriesBarWidth (0, .6);
	renderer.setSeriesBarWidth (1, .8);
	renderer.setSeriesBarWidth (2, 1.0);
	plot.setRenderer (renderer);

	// for this renderer, we need to draw the first series last...
	plot.setRowRenderingOrder (SortOrder.DESCENDING);

	// set up gradient paints for series...
	GradientPaint gp0 = new GradientPaint (0.0f, 0.0f, Color.blue, 0.0f,
			0.0f, new Color (0, 0, 64));
	GradientPaint gp1 = new GradientPaint (0.0f, 0.0f, Color.green, 0.0f,
			0.0f, new Color (0, 64, 0));
	GradientPaint gp2 = new GradientPaint (0.0f, 0.0f, Color.red, 0.0f,
			0.0f, new Color (64, 0, 0));
	renderer.setSeriesPaint (0, gp0);
	renderer.setSeriesPaint (1, gp1);
	renderer.setSeriesPaint (2, gp2);

	CategoryAxis domainAxis = (CategoryAxis) plot.getDomainAxis ();
	domainAxis.setCategoryLabelPositions (CategoryLabelPositions.DOWN_45);
	domainAxis.setLowerMargin (0.0);
	domainAxis.setUpperMargin (0.0);

	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 15
Source File: ServerWideReportManagerImpl.java    From sakai with Educational Community License v2.0 4 votes vote down vote up
private byte[] createToolAnalysisChart (int width, int height)
{
	CategoryDataset dataset = getToolAnalysisDataSet ();
	
	if (dataset == null) {
		return generateNoDataChart(width, height);
	}
			
	JFreeChart chart = ChartFactory.createBarChart (
			null, // chart title
			null, // domain axis label
			null, // range axis label
			dataset, // data
			PlotOrientation.HORIZONTAL, // the plot orientation
			false, // legend
			false, // tooltips
			false // urls
	);
	
	// set background
	chart.setBackgroundPaint (parseColor (statsManager.getChartBackgroundColor ()));

	// set chart border
	chart.setPadding (new RectangleInsets (10, 5, 5, 5));
	chart.setBorderVisible (true);
	chart.setBorderPaint (parseColor ("#cccccc"));

	// set anti alias
	chart.setAntiAlias (true);

	CategoryPlot plot = (CategoryPlot) chart.getPlot ();

	// set transparency
	plot.setForegroundAlpha (0.7f);
	plot.setAxisOffset (new RectangleInsets (5.0, 5.0, 5.0, 5.0));
	plot.setBackgroundPaint (Color.lightGray);
	plot.setDomainGridlinesVisible (false);
	plot.setRangeGridlinesVisible (true);
	plot.setRangeGridlinePaint (Color.white);
	
       CategoryAxis domainAxis = plot.getDomainAxis();
       domainAxis.setVisible(false);
       domainAxis.setUpperMargin (0);
       domainAxis.setLowerMargin (0);
       
       NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
       rangeAxis.setUpperMargin(0.20);
	rangeAxis.setStandardTickUnits (NumberAxis.createIntegerTickUnits ());
       
       BarRenderer renderer = (BarRenderer) plot.getRenderer();
       CategoryItemLabelGenerator generator 
           = new StandardCategoryItemLabelGenerator("{1}", 
                   NumberFormat.getInstance(new ResourceLoader().getLocale()));
       renderer.setDefaultItemLabelGenerator(generator);
       renderer.setDefaultItemLabelFont(new Font("SansSerif", Font.PLAIN, 9));
       renderer.setDefaultItemLabelsVisible(true);
       renderer.setItemMargin (0);
       renderer.setSeriesPaint (0, Color.BLUE);
       
       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();
}