Java Code Examples for org.jfree.chart.plot.CategoryPlot#setRowRenderingOrder()
The following examples show how to use
org.jfree.chart.plot.CategoryPlot#setRowRenderingOrder() .
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Example 1
| Source File: ChartFactory.java From openstock with GNU General Public License v3.0 | 5 votes |
|
/**
* Creates a bar chart with a 3D effect. The chart object returned by this
* method uses a {@link CategoryPlot} instance as the plot, with a
* {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as
* the range axis, and a {@link BarRenderer3D} as the renderer.
*
* @param title the chart title (<code>null</code> permitted).
* @param categoryAxisLabel the label for the category axis
* (<code>null</code> permitted).
* @param valueAxisLabel the label for the value axis (<code>null</code>
* permitted).
* @param dataset the dataset for the chart (<code>null</code> permitted).
* @param orientation the plot orientation (horizontal or vertical)
* (<code>null</code> not permitted).
* @param legend a flag specifying whether or not a legend is required.
* @param tooltips configure chart to generate tool tips?
* @param urls configure chart to generate URLs?
*
* @return A bar chart with a 3D effect.
*/
public static JFreeChart createBarChart3D(String title,
String categoryAxisLabel, String valueAxisLabel,
CategoryDataset dataset, PlotOrientation orientation,
boolean legend, boolean tooltips, boolean urls) {
ParamChecks.nullNotPermitted(orientation, "orientation");
CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
BarRenderer3D renderer = new BarRenderer3D();
if (tooltips) {
renderer.setBaseToolTipGenerator(
new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setBaseItemURLGenerator(
new StandardCategoryURLGenerator());
}
CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, valueAxis,
renderer);
plot.setOrientation(orientation);
if (orientation == PlotOrientation.HORIZONTAL) {
// change rendering order to ensure that bar overlapping is the
// right way around
plot.setRowRenderingOrder(SortOrder.DESCENDING);
plot.setColumnRenderingOrder(SortOrder.DESCENDING);
}
plot.setForegroundAlpha(0.75f);
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
plot, legend);
currentTheme.apply(chart);
return chart;
}
Example 2
| Source File: ChartFactory.java From ccu-historian with GNU General Public License v3.0 | 5 votes |
|
/**
* Creates a bar chart with a 3D effect. The chart object returned by this
* method uses a {@link CategoryPlot} instance as the plot, with a
* {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as
* the range axis, and a {@link BarRenderer3D} as the renderer.
*
* @param title the chart title (<code>null</code> permitted).
* @param categoryAxisLabel the label for the category axis
* (<code>null</code> permitted).
* @param valueAxisLabel the label for the value axis (<code>null</code>
* permitted).
* @param dataset the dataset for the chart (<code>null</code> permitted).
* @param orientation the plot orientation (horizontal or vertical)
* (<code>null</code> not permitted).
* @param legend a flag specifying whether or not a legend is required.
* @param tooltips configure chart to generate tool tips?
* @param urls configure chart to generate URLs?
*
* @return A bar chart with a 3D effect.
*/
public static JFreeChart createBarChart3D(String title,
String categoryAxisLabel, String valueAxisLabel,
CategoryDataset dataset, PlotOrientation orientation,
boolean legend, boolean tooltips, boolean urls) {
ParamChecks.nullNotPermitted(orientation, "orientation");
CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
BarRenderer3D renderer = new BarRenderer3D();
if (tooltips) {
renderer.setBaseToolTipGenerator(
new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setBaseItemURLGenerator(
new StandardCategoryURLGenerator());
}
CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, valueAxis,
renderer);
plot.setOrientation(orientation);
if (orientation == PlotOrientation.HORIZONTAL) {
// change rendering order to ensure that bar overlapping is the
// right way around
plot.setRowRenderingOrder(SortOrder.DESCENDING);
plot.setColumnRenderingOrder(SortOrder.DESCENDING);
}
plot.setForegroundAlpha(0.75f);
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
plot, legend);
currentTheme.apply(chart);
return chart;
}
Example 3
| Source File: ChartFactory.java From SIMVA-SoS with Apache License 2.0 | 5 votes |
|
/**
* Creates a bar chart with a 3D effect. The chart object returned by this
* method uses a {@link CategoryPlot} instance as the plot, with a
* {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as
* the range axis, and a {@link BarRenderer3D} as the renderer.
*
* @param title the chart title (<code>null</code> permitted).
* @param categoryAxisLabel the label for the category axis
* (<code>null</code> permitted).
* @param valueAxisLabel the label for the value axis (<code>null</code>
* permitted).
* @param dataset the dataset for the chart (<code>null</code> permitted).
* @param orientation the plot orientation (horizontal or vertical)
* (<code>null</code> not permitted).
* @param legend a flag specifying whether or not a legend is required.
* @param tooltips configure chart to generate tool tips?
* @param urls configure chart to generate URLs?
*
* @return A bar chart with a 3D effect.
*/
public static JFreeChart createBarChart3D(String title,
String categoryAxisLabel, String valueAxisLabel,
CategoryDataset dataset, PlotOrientation orientation,
boolean legend, boolean tooltips, boolean urls) {
ParamChecks.nullNotPermitted(orientation, "orientation");
CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
BarRenderer3D renderer = new BarRenderer3D();
if (tooltips) {
renderer.setBaseToolTipGenerator(
new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setBaseItemURLGenerator(
new StandardCategoryURLGenerator());
}
CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, valueAxis,
renderer);
plot.setOrientation(orientation);
if (orientation == PlotOrientation.HORIZONTAL) {
// change rendering order to ensure that bar overlapping is the
// right way around
plot.setRowRenderingOrder(SortOrder.DESCENDING);
plot.setColumnRenderingOrder(SortOrder.DESCENDING);
}
plot.setForegroundAlpha(0.75f);
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
plot, legend);
currentTheme.apply(chart);
return chart;
}
Example 4
| Source File: ChartFactory.java From ECG-Viewer with GNU General Public License v2.0 | 5 votes |
|
/**
* Creates a bar chart with a 3D effect. The chart object returned by this
* method uses a {@link CategoryPlot} instance as the plot, with a
* {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as
* the range axis, and a {@link BarRenderer3D} as the renderer.
*
* @param title the chart title (<code>null</code> permitted).
* @param categoryAxisLabel the label for the category axis
* (<code>null</code> permitted).
* @param valueAxisLabel the label for the value axis (<code>null</code>
* permitted).
* @param dataset the dataset for the chart (<code>null</code> permitted).
* @param orientation the plot orientation (horizontal or vertical)
* (<code>null</code> not permitted).
* @param legend a flag specifying whether or not a legend is required.
* @param tooltips configure chart to generate tool tips?
* @param urls configure chart to generate URLs?
*
* @return A bar chart with a 3D effect.
*/
public static JFreeChart createBarChart3D(String title,
String categoryAxisLabel, String valueAxisLabel,
CategoryDataset dataset, PlotOrientation orientation,
boolean legend, boolean tooltips, boolean urls) {
ParamChecks.nullNotPermitted(orientation, "orientation");
CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
BarRenderer3D renderer = new BarRenderer3D();
if (tooltips) {
renderer.setBaseToolTipGenerator(
new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setBaseItemURLGenerator(
new StandardCategoryURLGenerator());
}
CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, valueAxis,
renderer);
plot.setOrientation(orientation);
if (orientation == PlotOrientation.HORIZONTAL) {
// change rendering order to ensure that bar overlapping is the
// right way around
plot.setRowRenderingOrder(SortOrder.DESCENDING);
plot.setColumnRenderingOrder(SortOrder.DESCENDING);
}
plot.setForegroundAlpha(0.75f);
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
plot, legend);
currentTheme.apply(chart);
return chart;
}
Example 5
| Source File: ChartFactory.java From buffer_bci with GNU General Public License v3.0 | 5 votes |
|
/**
* Creates a bar chart with a 3D effect. The chart object returned by this
* method uses a {@link CategoryPlot} instance as the plot, with a
* {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as
* the range axis, and a {@link BarRenderer3D} as the renderer.
*
* @param title the chart title (<code>null</code> permitted).
* @param categoryAxisLabel the label for the category axis
* (<code>null</code> permitted).
* @param valueAxisLabel the label for the value axis (<code>null</code>
* permitted).
* @param dataset the dataset for the chart (<code>null</code> permitted).
* @param orientation the plot orientation (horizontal or vertical)
* (<code>null</code> not permitted).
* @param legend a flag specifying whether or not a legend is required.
* @param tooltips configure chart to generate tool tips?
* @param urls configure chart to generate URLs?
*
* @return A bar chart with a 3D effect.
*/
public static JFreeChart createBarChart3D(String title,
String categoryAxisLabel, String valueAxisLabel,
CategoryDataset dataset, PlotOrientation orientation,
boolean legend, boolean tooltips, boolean urls) {
ParamChecks.nullNotPermitted(orientation, "orientation");
CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
BarRenderer3D renderer = new BarRenderer3D();
if (tooltips) {
renderer.setBaseToolTipGenerator(
new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setBaseItemURLGenerator(
new StandardCategoryURLGenerator());
}
CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, valueAxis,
renderer);
plot.setOrientation(orientation);
if (orientation == PlotOrientation.HORIZONTAL) {
// change rendering order to ensure that bar overlapping is the
// right way around
plot.setRowRenderingOrder(SortOrder.DESCENDING);
plot.setColumnRenderingOrder(SortOrder.DESCENDING);
}
plot.setForegroundAlpha(0.75f);
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
plot, legend);
currentTheme.apply(chart);
return chart;
}
Example 6
| Source File: ChartFactory.java From buffer_bci with GNU General Public License v3.0 | 5 votes |
|
/**
* Creates a bar chart with a 3D effect. The chart object returned by this
* method uses a {@link CategoryPlot} instance as the plot, with a
* {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as
* the range axis, and a {@link BarRenderer3D} as the renderer.
*
* @param title the chart title (<code>null</code> permitted).
* @param categoryAxisLabel the label for the category axis
* (<code>null</code> permitted).
* @param valueAxisLabel the label for the value axis (<code>null</code>
* permitted).
* @param dataset the dataset for the chart (<code>null</code> permitted).
* @param orientation the plot orientation (horizontal or vertical)
* (<code>null</code> not permitted).
* @param legend a flag specifying whether or not a legend is required.
* @param tooltips configure chart to generate tool tips?
* @param urls configure chart to generate URLs?
*
* @return A bar chart with a 3D effect.
*/
public static JFreeChart createBarChart3D(String title,
String categoryAxisLabel, String valueAxisLabel,
CategoryDataset dataset, PlotOrientation orientation,
boolean legend, boolean tooltips, boolean urls) {
ParamChecks.nullNotPermitted(orientation, "orientation");
CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
BarRenderer3D renderer = new BarRenderer3D();
if (tooltips) {
renderer.setBaseToolTipGenerator(
new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setBaseItemURLGenerator(
new StandardCategoryURLGenerator());
}
CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, valueAxis,
renderer);
plot.setOrientation(orientation);
if (orientation == PlotOrientation.HORIZONTAL) {
// change rendering order to ensure that bar overlapping is the
// right way around
plot.setRowRenderingOrder(SortOrder.DESCENDING);
plot.setColumnRenderingOrder(SortOrder.DESCENDING);
}
plot.setForegroundAlpha(0.75f);
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
plot, legend);
currentTheme.apply(chart);
return chart;
}
Example 7
| Source File: DerivedCounter.java From mts with GNU General Public License v3.0 | 4 votes |
|
public JFreeChart getHistogramChart()
{
double[] hits = this.counter.histogramDataset.getHistogramArray();
double[] intervals = this.counter.histogramDataset.histogramParameters.histogramIntervals;
double hitsCount = this.counter.histogramDataset.hits;
DefaultCategoryDataset datasetNormal = new DefaultCategoryDataset();
datasetNormal.addValue(0, "a", " -INF");
datasetNormal.addValue(0, "b", " -INF");
double cumul = 0;
for (int i = 0; i < intervals.length - 1; i++)
{
String intervalName;
if (i == intervals.length - 2)
{
intervalName = " +INF";
}
else
{
intervalName = " " + Double.toString(intervals[i + 1]);
}
cumul += hits[i];
datasetNormal.addValue((100 * hits[i]) / hitsCount, "a", intervalName);
datasetNormal.addValue((100 * cumul) / hitsCount, "b", intervalName);
}
JFreeChart jFreeChart = ChartFactory.createBarChart("", "", "%", datasetNormal, PlotOrientation.VERTICAL, false, false, false);
CategoryPlot plot = jFreeChart.getCategoryPlot();
CategoryAxis axis = plot.getDomainAxis();
LayeredBarRenderer layeredBarRenderer = new LayeredBarRenderer();
layeredBarRenderer.setSeriesPaint(0, new Color(0, 0, 255, 85));
layeredBarRenderer.setSeriesPaint(1, new Color(255, 0, 0, 85));
plot.setRenderer(layeredBarRenderer);
plot.setRowRenderingOrder(SortOrder.DESCENDING);
axis.setCategoryLabelPositions(CategoryLabelPositions.DOWN_45);
axis.setMaximumCategoryLabelWidthRatio(1);
jFreeChart.setBackgroundPaint(Color.WHITE);
return jFreeChart;
}
Example 8
| Source File: ServerWideReportManagerImpl.java From sakai with Educational Community License v2.0 | 4 votes |
|
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 9
| Source File: ChartFactory.java From astor with GNU General Public License v2.0 | 4 votes |
|
/**
* Creates a bar chart with a 3D effect. The chart object returned by this
* method uses a {@link CategoryPlot} instance as the plot, with a
* {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as
* the range axis, and a {@link BarRenderer3D} as the renderer.
*
* @param title the chart title (<code>null</code> permitted).
* @param categoryAxisLabel the label for the category axis
* (<code>null</code> permitted).
* @param valueAxisLabel the label for the value axis (<code>null</code>
* permitted).
* @param dataset the dataset for the chart (<code>null</code> permitted).
* @param orientation the plot orientation (horizontal or vertical)
* (<code>null</code> not permitted).
* @param legend a flag specifying whether or not a legend is required.
* @param tooltips configure chart to generate tool tips?
* @param urls configure chart to generate URLs?
*
* @return A bar chart with a 3D effect.
*/
public static JFreeChart createBarChart3D(String title,
String categoryAxisLabel,
String valueAxisLabel,
CategoryDataset dataset,
PlotOrientation orientation,
boolean legend,
boolean tooltips,
boolean urls) {
if (orientation == null) {
throw new IllegalArgumentException("Null 'orientation' argument.");
}
CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
BarRenderer3D renderer = new BarRenderer3D();
if (tooltips) {
renderer.setBaseToolTipGenerator(
new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setBaseURLGenerator(new StandardCategoryURLGenerator());
}
CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, valueAxis,
renderer);
plot.setOrientation(orientation);
if (orientation == PlotOrientation.HORIZONTAL) {
// change rendering order to ensure that bar overlapping is the
// right way around
plot.setRowRenderingOrder(SortOrder.DESCENDING);
plot.setColumnRenderingOrder(SortOrder.DESCENDING);
}
plot.setForegroundAlpha(0.75f);
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
plot, legend);
return chart;
}
Example 10
| Source File: ChartFactory.java From opensim-gui with Apache License 2.0 | 4 votes |
|
/**
* Creates a bar chart with a 3D effect. The chart object returned by this
* method uses a {@link CategoryPlot} instance as the plot, with a
* {@link CategoryAxis3D} for the domain axis, a {@link NumberAxis3D} as
* the range axis, and a {@link BarRenderer3D} as the renderer.
*
* @param title the chart title (<code>null</code> permitted).
* @param categoryAxisLabel the label for the category axis
* (<code>null</code> permitted).
* @param valueAxisLabel the label for the value axis (<code>null</code>
* permitted).
* @param dataset the dataset for the chart (<code>null</code> permitted).
* @param orientation the plot orientation (horizontal or vertical)
* (<code>null</code> not permitted).
* @param legend a flag specifying whether or not a legend is required.
* @param tooltips configure chart to generate tool tips?
* @param urls configure chart to generate URLs?
*
* @return A bar chart with a 3D effect.
*/
public static JFreeChart createBarChart3D(String title,
String categoryAxisLabel,
String valueAxisLabel,
CategoryDataset dataset,
PlotOrientation orientation,
boolean legend,
boolean tooltips,
boolean urls) {
if (orientation == null) {
throw new IllegalArgumentException("Null 'orientation' argument.");
}
CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
BarRenderer3D renderer = new BarRenderer3D();
if (tooltips) {
renderer.setBaseToolTipGenerator(
new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setBaseItemURLGenerator(
new StandardCategoryURLGenerator());
}
CategoryPlot plot = new CategoryPlot(dataset, categoryAxis, valueAxis,
renderer);
plot.setOrientation(orientation);
if (orientation == PlotOrientation.HORIZONTAL) {
// change rendering order to ensure that bar overlapping is the
// right way around
plot.setRowRenderingOrder(SortOrder.DESCENDING);
plot.setColumnRenderingOrder(SortOrder.DESCENDING);
}
plot.setForegroundAlpha(0.75f);
JFreeChart chart = new JFreeChart(title, JFreeChart.DEFAULT_TITLE_FONT,
plot, legend);
return chart;
}
Example 11
| Source File: ServerWideReportManagerImpl.java From sakai with Educational Community License v2.0 | 4 votes |
|
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();
}
