private static JFreeChart createChart(CategoryDataset categorydataset) {
JFreeChart jfreechart =
ChartFactory.createBarChart(
"Bar Chart Demo 1",
"Category",
"Value",
categorydataset,
PlotOrientation.VERTICAL,
true,
true,
false);
CategoryPlot categoryplot = (CategoryPlot) jfreechart.getPlot();
categoryplot.setDomainGridlinesVisible(true);
categoryplot.setRangeCrosshairVisible(true);
categoryplot.setRangeCrosshairPaint(Color.blue);
NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
BarRenderer barrenderer = (BarRenderer) categoryplot.getRenderer();
barrenderer.setDrawBarOutline(false);
GradientPaint gradientpaint =
new GradientPaint(0.0F, 0.0F, Color.blue, 0.0F, 0.0F, new Color(0, 0, 64));
GradientPaint gradientpaint1 =
new GradientPaint(0.0F, 0.0F, Color.green, 0.0F, 0.0F, new Color(0, 64, 0));
GradientPaint gradientpaint2 =
new GradientPaint(0.0F, 0.0F, Color.red, 0.0F, 0.0F, new Color(64, 0, 0));
barrenderer.setSeriesPaint(0, gradientpaint);
barrenderer.setSeriesPaint(1, gradientpaint1);
barrenderer.setSeriesPaint(2, gradientpaint2);
barrenderer.setLegendItemToolTipGenerator(
new StandardCategorySeriesLabelGenerator("Tooltip: {0}"));
CategoryAxis categoryaxis = categoryplot.getDomainAxis();
categoryaxis.setCategoryLabelPositions(
CategoryLabelPositions.createUpRotationLabelPositions(0.52359877559829882D));
return jfreechart;
}
/**
* Returns a range axis for a plot.
*
* @param plot the plot.
* @param index the axis index (<code>null</code> for the primary axis).
* @return A range axis.
*/
protected ValueAxis getRangeAxis(CategoryPlot plot, int index) {
ValueAxis result = plot.getRangeAxis(index);
if (result == null) {
result = plot.getRangeAxis();
}
return result;
}
/** Draws a chart into {@link JFreeChart}. */
public JFreeChart createChart() {
final JFreeChart chart =
ChartFactory.createLineChart(
null, // chart title
null, // unused
null, // range axis label
dataset, // data
PlotOrientation.VERTICAL, // orientation
true, // include legend
true, // tooltips
false // urls
);
chart.setBackgroundPaint(Color.white);
chart.getLegend().setItemFont(CHART_FONT);
final CategoryPlot plot = chart.getCategoryPlot();
configurePlot(plot);
configureRangeAxis((NumberAxis) plot.getRangeAxis());
crop(plot);
return chart;
}
@Override
public void customize(JFreeChart chart, ReportParameters reportParameters) {
BarRenderer barRenderer = (BarRenderer) chart.getCategoryPlot().getRenderer();
// barRenderer.setBaseSeriesVisible(false);//QUITA LAS BARRAS
// barRenderer.setBaseSeriesVisibleInLegend(false);
// barRenderer.setDrawBarOutline(false);
barRenderer.setShadowVisible(false);
barRenderer.setBarPainter(new CustomBarPainter());
barRenderer.setItemMargin(0); // QUITA ESPACIOS ENTRE BARRA Y BARRA
CategoryAxis domainAxis = chart.getCategoryPlot().getDomainAxis();
domainAxis.setUpperMargin(0);
domainAxis.setLowerMargin(0);
domainAxis.setCategoryMargin(0);
domainAxis.setAxisLineVisible(false); // este es util
Plot plot = chart.getPlot();
// plot.setOutlineVisible(false);
plot.setInsets(new RectangleInsets(0, 0, 0, 0)); // este sera util
CategoryPlot categoryPlot = chart.getCategoryPlot();
categoryPlot.setAxisOffset(new RectangleInsets(0, 0, 0, 0));
// FAFO6categoryPlot.setRangeGridlinePaint(Color.WHITE);
categoryPlot.setDomainGridlinesVisible(false);
// FAFO5categoryPlot.setRangeGridlinesVisible(false);
// categoryPlot.setBackgroundPaint(Color.white);
categoryPlot.setOutlineVisible(false);
ValueAxis valueAsix = categoryPlot.getRangeAxis();
valueAsix.setAxisLineVisible(false); // este es muy util
valueAsix.setRange(0, objDatosReporte.getIntMaxRango());
valueAsix.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); // este es muy util
}
public static void main(String[] args) throws IOException {
JFreeChart chart =
ChartFactory.createBarChart3D(
"图书销量统计图",
"图书", // 目录轴的显示标签
"销量", // 数值轴的显示标签
getDataSet(),
PlotOrientation.VERTICAL, // 设置图表方向
false,
false,
false);
// 设置标题
chart.setTitle(new TextTitle("图书销量统计图", new Font("黑体", Font.ITALIC, 22)));
// 设置图表部分
CategoryPlot plot = (CategoryPlot) chart.getPlot();
CategoryAxis categoryAxis = plot.getDomainAxis(); // 取得横轴
categoryAxis.setLabelFont(new Font("宋体", Font.BOLD, 22)); // 设置横轴显示标签的字体
categoryAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45); // 分类标签以４５度倾斜
categoryAxis.setTickLabelFont(new Font("宋体", Font.BOLD, 18)); // 分类标签字体
NumberAxis numberAxis = (NumberAxis) plot.getRangeAxis(); // 取得纵轴
numberAxis.setLabelFont(new Font("宋体", Font.BOLD, 42)); // 设置纵轴显示标签字体
FileOutputStream fos = null;
fos = new FileOutputStream("book1.jpg");
ChartUtilities.writeChartAsJPEG(fos, 1, chart, 800, 600, null);
fos.close();
}
private static JFreeChart createChart(CategoryDataset categorydataset) {
JFreeChart jfreechart =
ChartFactory.createLineChart(
"Statistical Line Chart Demo 1",
"Type",
"Value",
categorydataset,
PlotOrientation.VERTICAL,
true,
true,
false);
jfreechart.setBackgroundPaint(Color.white);
CategoryPlot categoryplot = (CategoryPlot) jfreechart.getPlot();
categoryplot.setBackgroundPaint(Color.lightGray);
categoryplot.setRangeGridlinePaint(Color.white);
CategoryAxis categoryaxis = categoryplot.getDomainAxis();
categoryaxis.setUpperMargin(0.0D);
categoryaxis.setLowerMargin(0.0D);
NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
numberaxis.setAutoRangeIncludesZero(true);
StatisticalLineAndShapeRenderer statisticallineandshaperenderer =
new StatisticalLineAndShapeRenderer(true, false);
statisticallineandshaperenderer.setUseSeriesOffset(true);
categoryplot.setRenderer(statisticallineandshaperenderer);
return jfreechart;
}
/** Replaces the chart's dataset and then checks that the new dataset is OK. */
public void testReplaceDataset() {
// create a dataset...
Number[][] data =
new Integer[][] {
{new Integer(-30), new Integer(-20)},
{new Integer(-10), new Integer(10)},
{new Integer(20), new Integer(30)}
};
CategoryDataset newData = DatasetUtilities.createCategoryDataset("S", "C", data);
LocalListener l = new LocalListener();
this.chart.addChangeListener(l);
CategoryPlot plot = (CategoryPlot) this.chart.getPlot();
plot.setDataset(newData);
assertEquals(true, l.flag);
ValueAxis axis = plot.getRangeAxis();
Range range = axis.getRange();
assertTrue(
"Expecting the lower bound of the range to be around -30: " + range.getLowerBound(),
range.getLowerBound() <= -30);
assertTrue(
"Expecting the upper bound of the range to be around 30: " + range.getUpperBound(),
range.getUpperBound() >= 30);
}
public void loadDataToGrafik() throws IOException {
DefaultCategoryDataset dataset = (DefaultCategoryDataset) this.generateData();
chart =
ChartFactory.createBarChart(
"Statistik Pendidikan Dosen",
"Prodi",
"Jumlah Dosen",
dataset,
PlotOrientation.HORIZONTAL,
true,
true,
false);
chart.setBackgroundPaint(new Color(0xCC, 0xFF, 0xCC));
final CategoryPlot plot = chart.getCategoryPlot();
plot.setDomainAxisLocation(AxisLocation.BOTTOM_OR_LEFT);
plot.setRangeAxisLocation(AxisLocation.TOP_OR_LEFT);
plot.getRangeAxis().setStandardTickUnits(NumberAxis.createIntegerTickUnits());
final CategoryItemRenderer renderer1 = plot.getRenderer();
renderer1.setSeriesPaint(0, Color.red);
renderer1.setSeriesPaint(1, Color.yellow);
renderer1.setSeriesPaint(2, Color.green);
BarRenderer br = (BarRenderer) renderer1;
br.setShadowVisible(false);
br.setShadowVisible(false);
BufferedImage bi = chart.createBufferedImage(900, 1500, BufferedImage.TRANSLUCENT, null);
byte[] bytes = EncoderUtil.encode(bi, ImageFormat.PNG, true);
AImage image = new AImage("Bar Chart", bytes);
chartImg.setContent(image);
btnExport.setDisabled(false);
}
private void saveChart(final DefaultCategoryDataset dataset) throws IOException {
final JFreeChart chart =
ChartFactory.createBarChart(
"HtmlUnit implemented properties and methods for " + browserVersion_.getNickname(),
"Objects",
"Count",
dataset,
PlotOrientation.HORIZONTAL,
true,
true,
false);
final CategoryPlot plot = (CategoryPlot) chart.getPlot();
final NumberAxis axis = (NumberAxis) plot.getRangeAxis();
axis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
final LayeredBarRenderer renderer = new LayeredBarRenderer();
plot.setRenderer(renderer);
plot.setRowRenderingOrder(SortOrder.DESCENDING);
renderer.setSeriesPaint(0, new GradientPaint(0, 0, Color.green, 0, 0, new Color(0, 64, 0)));
renderer.setSeriesPaint(1, new GradientPaint(0, 0, Color.blue, 0, 0, new Color(0, 0, 64)));
renderer.setSeriesPaint(2, new GradientPaint(0, 0, Color.red, 0, 0, new Color(64, 0, 0)));
ImageIO.write(
chart.createBufferedImage(1200, 2400),
"png",
new File(
getArtifactsDirectory() + "/properties-" + browserVersion_.getNickname() + ".png"));
}
private static JFreeChart createChart(CategoryDataset paramCategoryDataset) {
JFreeChart localJFreeChart =
ChartFactory.createAreaChart(
"Area Chart",
"Category",
"Value",
paramCategoryDataset,
PlotOrientation.VERTICAL,
true,
true,
false);
localJFreeChart.setBackgroundPaint(Color.white);
TextTitle localTextTitle =
new TextTitle(
"An area chart demonstration. We use this subtitle as an example of what happens when you get a really long title or subtitle.");
localTextTitle.setPosition(RectangleEdge.TOP);
localTextTitle.setPadding(new RectangleInsets(UnitType.RELATIVE, 0.05D, 0.05D, 0.05D, 0.05D));
localTextTitle.setVerticalAlignment(VerticalAlignment.BOTTOM);
localJFreeChart.addSubtitle(localTextTitle);
CategoryPlot localCategoryPlot = (CategoryPlot) localJFreeChart.getPlot();
localCategoryPlot.setForegroundAlpha(0.5F);
localCategoryPlot.setDomainGridlinesVisible(true);
CategoryAxis localCategoryAxis = localCategoryPlot.getDomainAxis();
localCategoryAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45);
localCategoryAxis.setLowerMargin(0.0D);
localCategoryAxis.setUpperMargin(0.0D);
localCategoryAxis.addCategoryLabelToolTip("Type 1", "The first type.");
localCategoryAxis.addCategoryLabelToolTip("Type 2", "The second type.");
localCategoryAxis.addCategoryLabelToolTip("Type 3", "The third type.");
NumberAxis localNumberAxis = (NumberAxis) localCategoryPlot.getRangeAxis();
localNumberAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
localNumberAxis.setLabelAngle(0.0D);
ChartUtilities.applyCurrentTheme(localJFreeChart);
return localJFreeChart;
}
private static JFreeChart finishBarChart(JFreeChart chart, Color... colors) {
CategoryPlot categoryplot = (CategoryPlot) chart.getPlot();
categoryplot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT);
categoryplot.setRangePannable(true);
if (colors.length > 0) categoryplot.setRenderer(new CustomRenderer(colors));
BarRenderer barrenderer = (BarRenderer) categoryplot.getRenderer();
barrenderer.setItemLabelAnchorOffset(9D);
barrenderer.setBaseItemLabelsVisible(true);
barrenderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
barrenderer.setMaximumBarWidth(0.05);
barrenderer.setItemMargin(0.03D);
ItemLabelPosition itemlabelposition =
new ItemLabelPosition(INSIDE12, CENTER_RIGHT, CENTER_RIGHT, -1.5707963267948966D);
barrenderer.setBasePositiveItemLabelPosition(itemlabelposition);
ItemLabelPosition itemlabelposition1 =
new ItemLabelPosition(OUTSIDE12, CENTER_LEFT, CENTER_LEFT, -1.5707963267948966D);
barrenderer.setPositiveItemLabelPositionFallback(itemlabelposition1);
CategoryAxis categoryaxis = categoryplot.getDomainAxis();
categoryaxis.setCategoryLabelPositions(CategoryLabelPositions.DOWN_45);
categoryaxis.setCategoryMargin(0.25D);
categoryaxis.setUpperMargin(0.02D);
categoryaxis.setLowerMargin(0.02D);
NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
numberaxis.setUpperMargin(0.10000000000000001D);
ChartUtilities.applyCurrentTheme(chart);
return chart;
}
private static JFreeChart createChart(CategoryDataset categorydataset) {
JFreeChart jfreechart =
ChartFactory.createStackedBarChart3D(
"Stacked Bar Chart 3D Demo 2",
"Category",
"Value",
categorydataset,
PlotOrientation.VERTICAL,
true,
true,
false);
CategoryPlot categoryplot = (CategoryPlot) jfreechart.getPlot();
NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
numberaxis.setNumberFormatOverride(new DecimalFormat("0.0%"));
StackedBarRenderer3D stackedbarrenderer3d = (StackedBarRenderer3D) categoryplot.getRenderer();
stackedbarrenderer3d.setRenderAsPercentages(true);
stackedbarrenderer3d.setDrawBarOutline(false);
stackedbarrenderer3d.setBaseItemLabelGenerator(
new StandardCategoryItemLabelGenerator(
"{3}", NumberFormat.getIntegerInstance(), new DecimalFormat("0.0%")));
stackedbarrenderer3d.setBaseItemLabelsVisible(true);
stackedbarrenderer3d.setBasePositiveItemLabelPosition(
new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER));
stackedbarrenderer3d.setBaseNegativeItemLabelPosition(
new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER));
return jfreechart;
}
/**
* Creates a sample chart.
*
* @param dataset the dataset.
* @return The chart.
*/
private static JFreeChart createchart(CategoryDataset dataset) {
// create the chart...
JFreeChart chart =
ChartFactory.createBarChart(
"Bar Chart Demo 1", // chart
// title
"Category", // domain axis label
"Value", // range axis label
dataset, // data
PlotOrientation.VERTICAL, // orientation
true, // include legend
true, // tooltips?
false // URLs?
);
// NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...
// set the background color for the chart...
chart.setBackgroundPaint(Color.white);
// get a reference to the plot for further customisation...
CategoryPlot plot = (CategoryPlot) chart.getPlot();
plot.setBackgroundPaint(Color.lightGray);
plot.setDomainGridlinePaint(Color.white);
plot.setDomainGridlinesVisible(true);
plot.setRangeGridlinePaint(Color.white);
// ******************************************************************
// More than 150 demo applications are included with the JFreeChart
// Developer Guide...for more information, see:
//
// > http://www.object-refinery.com/jfreechart/guide.html
//
// ******************************************************************
// set the range axis to display integers only...
final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
// disable bar outlines...
BarRenderer renderer = (BarRenderer) plot.getRenderer();
// renderer.setDrawBarOutline(false);
// 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 = plot.getDomainAxis();
domainAxis.setCategoryLabelPositions(
CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0));
// OPTIONAL CUSTOMISATION COMPLETED.
return chart;
}
/**
* 更新图表显示
*
* @param chart
*/
private void updatePlot(JFreeChart chart) {
// 图表
CategoryPlot categoryPlot = chart.getCategoryPlot();
// y轴
ValueAxis valueAxis = categoryPlot.getRangeAxis();
// Y轴数据范围
valueAxis.setRangeAboutValue(200, 1000);
}
/**
* A simple test for the auto-range calculation looking at a NumberAxis used as the range axis for
* a CategoryPlot.
*/
@Test
public void testAutoRange1() {
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.setValue(100.0, "Row 1", "Column 1");
dataset.setValue(200.0, "Row 1", "Column 2");
JFreeChart chart = ChartFactory.createBarChart("Test", "Categories", "Value", dataset);
CategoryPlot plot = (CategoryPlot) chart.getPlot();
NumberAxis axis = (NumberAxis) plot.getRangeAxis();
assertEquals(axis.getLowerBound(), 0.0, EPSILON);
assertEquals(axis.getUpperBound(), 210.0, EPSILON);
}
private JFreeChart createChart(final CategoryDataset dataset) {
final JFreeChart chart =
ChartFactory.createLineChart(
"Daily Stock Report", // chart title
"Type", // domain axis label
"Value", // range axis label
dataset, // data
PlotOrientation.VERTICAL, // orientation
true, // include legend
true, // tooltips
false // urls
);
chart.setBackgroundPaint(Color.white);
final CategoryPlot plot = (CategoryPlot) chart.getPlot();
plot.setBackgroundPaint(Color.lightGray);
plot.setRangeGridlinePaint(Color.white);
final CategoryAxis domainAxis = plot.getDomainAxis();
domainAxis.setCategoryLabelPositions(CategoryLabelPositions.DOWN_90);
// customise the range axis...
final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
rangeAxis.setAutoRangeIncludesZero(true);
final LineAndShapeRenderer renderer = (LineAndShapeRenderer) plot.getRenderer();
renderer.setSeriesStroke(
0,
new BasicStroke(
2.0f,
BasicStroke.CAP_ROUND,
BasicStroke.JOIN_ROUND,
1.0f,
new float[] {10.0f, 6.0f},
0.0f));
renderer.setSeriesStroke(
1,
new BasicStroke(
2.0f,
BasicStroke.CAP_ROUND,
BasicStroke.JOIN_ROUND,
1.0f,
new float[] {6.0f, 6.0f},
0.0f));
renderer.setSeriesStroke(
2,
new BasicStroke(
2.0f,
BasicStroke.CAP_ROUND,
BasicStroke.JOIN_ROUND,
1.0f,
new float[] {2.0f, 6.0f},
0.0f));
return chart;
}
public JFreeChart createChart(int size) {
CategoryDataset paramCategoryDataset = createDataset(size);
// 创建主题样式
StandardChartTheme standardChartTheme = new StandardChartTheme("CN");
// 设置标题字体
standardChartTheme.setExtraLargeFont(new Font("隶书", Font.BOLD, 20));
// 设置图例的字体
standardChartTheme.setRegularFont(new Font("宋书", Font.PLAIN, 12));
// 设置轴向的字体
standardChartTheme.setLargeFont(new Font("宋书", Font.PLAIN, 12));
// 应用主题样式
ChartFactory.setChartTheme(standardChartTheme);
JFreeChart localJFreeChart =
ChartFactory.createLineChart(
title, "期号", yTitle, paramCategoryDataset, PlotOrientation.VERTICAL, true, true, false);
CategoryPlot localCategoryPlot = (CategoryPlot) localJFreeChart.getPlot();
// SymbolAxis localSymbolAxis = new SymbolAxis("个数", new String[] {
// "0", "1", "2", "3", "4", "5", "6" });
// localCategoryPlot.setRangeAxis(localSymbolAxis);
ChartUtilities.applyCurrentTheme(localJFreeChart);
LineAndShapeRenderer xyitem = (LineAndShapeRenderer) localCategoryPlot.getRenderer();
CategoryPlot plot = (CategoryPlot) localJFreeChart.getPlot();
// 设置网格背景颜色
plot.setBackgroundPaint(Color.white);
// 设置网格竖线颜色
plot.setDomainGridlinePaint(Color.black);
// 设置网格横线颜色
plot.setRangeGridlinePaint(Color.black);
// 设置曲线图与xy轴的距离
plot.setAxisOffset(new RectangleInsets(0D, 0D, 0D, 0D));
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
rangeAxis.setAutoRangeIncludesZero(true);
if ("和值".equals(type)) {
rangeAxis.setLowerBound(70);
rangeAxis.setTickUnit(new NumberTickUnit(10));
} else {
rangeAxis.setLowerBound(0);
rangeAxis.setTickUnit(new NumberTickUnit(1));
}
// rangeAxis.setUpperMargin(0.20);
// 设置曲线显示各数据点的值
xyitem.setBaseItemLabelsVisible(true);
xyitem.setBasePositiveItemLabelPosition(
new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12, TextAnchor.BASELINE_LEFT));
xyitem.setSeriesStroke(0, new BasicStroke(1.5F));
xyitem.setBaseItemLabelFont(new Font("Dialog", 1, 14));
xyitem.setSeriesShapesVisible(0, true);
plot.setRenderer(xyitem);
return localJFreeChart;
}
/**
* A simple test for the auto-range calculation looking at a NumberAxis used as the range axis for
* a CategoryPlot. In this case, the 'autoRangeIncludesZero' flag is set to false.
*/
public void testAutoRange2() {
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.setValue(100.0, "Row 1", "Column 1");
dataset.setValue(200.0, "Row 1", "Column 2");
JFreeChart chart =
ChartFactory.createBarChart(
"Test", "Categories", "Value", dataset, PlotOrientation.VERTICAL, false, false, false);
CategoryPlot plot = (CategoryPlot) chart.getPlot();
NumberAxis axis = (NumberAxis) plot.getRangeAxis();
axis.setAutoRangeIncludesZero(false);
assertEquals(axis.getLowerBound(), 95.0, EPSILON);
assertEquals(axis.getUpperBound(), 205.0, EPSILON);
}
/**
* Method returns a constructed, fully customised chart.
*
* @param dataset - dataset from the de-serialized Statistics object
* @return JFreeChart chart
*/
private static JFreeChart createChart(CategoryDataset dataset) {
// create the chart...
JFreeChart chart =
ChartFactory.createBarChart(
"Time taken/Cells covered Performance", // Title of the chart
"", // X Axis label
"Time taken", // Y axis label
dataset, // Data used for the chart
PlotOrientation.VERTICAL, // Orientation of the chart to be drawn
false, // Legend
true, // Tooltips
false // URL
);
// Display an additional label undeneath the bar chart to tell the user to hover over the bar
// chart to see more deatils
TextTitle legendText = new TextTitle("* Hover over the bar to see the cells covered.");
legendText.setPosition(RectangleEdge.BOTTOM);
chart.addSubtitle(legendText);
// Background for the chart
chart.setBackgroundPaint(Color.white);
// Store reference to the plot to customise it
CategoryPlot plot = (CategoryPlot) chart.getPlot();
// Y axis should display integers only (so that the time taken is given in second integers)
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
BarRenderer renderer = (BarRenderer) plot.getRenderer();
renderer.setDrawBarOutline(false);
// Set the colours for the graphs
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);
// Set up the X axis so that the title appears diagonal
CategoryAxis domainAxis = plot.getDomainAxis();
domainAxis.setCategoryLabelPositions(
CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0));
return chart;
}
@Override
protected JFreeChart createGraph() {
final JFreeChart chart =
ChartFactory.createLineChart(
null, // chart title
null, // unused
yLabel, // range axis label
categoryDataset, // data
PlotOrientation.VERTICAL, // orientation
true, // include legend
true, // tooltips
false // urls
);
// NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...
final LegendTitle legend = chart.getLegend();
legend.setPosition(RectangleEdge.RIGHT);
chart.setBackgroundPaint(Color.white);
final CategoryPlot plot = chart.getCategoryPlot();
// plot.setAxisOffset(new Spacer(Spacer.ABSOLUTE, 5.0, 5.0, 5.0, 5.0));
plot.setBackgroundPaint(Color.WHITE);
plot.setOutlinePaint(null);
plot.setRangeGridlinesVisible(true);
plot.setRangeGridlinePaint(Color.black);
CategoryAxis domainAxis = new ShiftedCategoryAxis(null);
plot.setDomainAxis(domainAxis);
domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_90);
domainAxis.setLowerMargin(0.0);
domainAxis.setUpperMargin(0.0);
domainAxis.setCategoryMargin(0.0);
final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
rangeAxis.setLowerBound(0);
rangeAxis.setAutoRange(true);
final LineAndShapeRenderer renderer = (LineAndShapeRenderer) plot.getRenderer();
renderer.setBaseStroke(new BasicStroke(2.0f));
ColorPalette.apply(renderer);
// crop extra space around the graph
plot.setInsets(new RectangleInsets(5.0, 0, 0, 5.0));
return chart;
}
/**
* Erstellt ein Stabdiagramm aus den Parametern.
*
* @param dataset Datenset
* @param titel Titel
* @return {@link JFreeChart}
*/
protected JFreeChart erstelleDiagramm(
CategoryDataset dataset,
String titel,
String reihenBeschriftung,
String spaltenBeschriftung) {
// create the chart...
JFreeChart chart =
ChartFactory.createBarChart3D(
titel,
reihenBeschriftung,
spaltenBeschriftung,
dataset,
PlotOrientation.VERTICAL,
true,
true,
false);
TextTitle t = chart.getTitle();
t.setHorizontalAlignment(HorizontalAlignment.CENTER);
t.setFont(new Font("Arial", Font.CENTER_BASELINE, 26));
chart.setBackgroundPaint(Color.white);
CategoryPlot plot = (CategoryPlot) chart.getPlot();
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
BarRenderer renderer = (BarRenderer) plot.getRenderer();
renderer.setDrawBarOutline(false);
for (int i = 0; i < parteienListe.size(); i++) {
if (parteienListe.get(i).getFarbe() != null) {
GradientPaint gp =
new GradientPaint(
0.0f,
0.0f,
parteienListe.get(i).getFarbe(),
0.0f,
0.0f,
new Color(parteienListe.get(i).getFarbe().getRGB()));
renderer.setSeriesPaint(i, gp);
}
}
CategoryAxis domainAxis = plot.getDomainAxis();
domainAxis.setCategoryLabelPositions(
CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 6.0));
return chart;
}
/**
* Creates a chart.
*
* @param dataset a dataset.
* @return A chart.
*/
private JFreeChart createChart(Gantt gantt, IntervalCategoryDataset dataset) {
JFreeChart chart =
ChartFactory.createGanttChart(
"Solution Gantt", // title
"Operators", // x-axis label
"Time", // y-axis label
null, // data
true, // create legend?
true, // generate tooltips?
false // generate URLs?
);
CategoryPlot plot = (CategoryPlot) chart.getPlot();
Paint p = getBackgroundColorGradient();
chart.setBackgroundPaint(p);
plot.setBackgroundPaint(Color.white);
plot.setDomainGridlinePaint(Color.white);
plot.setRangeGridlinePaint(Color.black);
plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
plot.setOrientation(PlotOrientation.HORIZONTAL);
DateAxis xaxis = (DateAxis) plot.getRangeAxis();
xaxis.setDateFormatOverride(new VertexDateFormat());
xaxis.setPositiveArrowVisible(true);
DefaultDrawingSupplier d = new DefaultDrawingSupplier();
plot.setDrawingSupplier(d);
GanttRenderer ren = new MyGanttRenderer();
for (GanttElement element : gantt.getElementSet()) {
((MyGanttRenderer) ren).addColor(element.getTitle(), element.getColor());
}
ren.setSeriesItemLabelsVisible(0, false);
ren.setSeriesVisibleInLegend(0, false);
ren.setSeriesItemLabelGenerator(0, new IntervalCategoryItemLabelGenerator());
ren.setSeriesToolTipGenerator(0, new MapperGanttToolTipGenerator());
ren.setAutoPopulateSeriesShape(false);
plot.setRenderer(ren);
plot.setDataset(dataset);
return chart;
}
// Pie Chart
// //////////////////////////////////////////////////////////////////////////////
protected JScrollPane getGraphPanel() {
DefaultCategoryDataset dataset;
if (absPerformance instanceof AbstractPerformance2D) {
dataset = getDefaultCategoryDataset((AbstractPerformance2D) absPerformance);
} else {
dataset = getDefaultCategoryDataset(absPerformance);
}
PlotOrientation order = PlotOrientation.VERTICAL;
if (orientationSort.getValue().equals("Horizontal")) {
order = PlotOrientation.HORIZONTAL;
}
String strCategory = absPerformance.getItemName();
if (absPerformance instanceof AbstractPerformance2D) {
if (isItemA) {
strCategory = ((AbstractPerformance2D) absPerformance).getSecondItemName();
} else {
strCategory = ((AbstractPerformance2D) absPerformance).getItemName();
}
}
if (dimSort.getValue().equals("2D")) {
chart =
ChartFactory.createStackedBarChart(
null, strCategory, "time", dataset, order, bLegend, true, false);
} else if (dimSort.getValue().equals("3D")) {
chart =
ChartFactory.createStackedBarChart3D(
null, strCategory, "time", dataset, order, bLegend, true, false);
}
// set the background color for the chart...
chart.setBackgroundPaint(Color.white);
// get a reference to the plot for further customisation...
CategoryPlot plot = chart.getCategoryPlot();
plot.setBackgroundPaint(Color.lightGray);
plot.setDomainGridlinePaint(Color.white);
plot.setRangeGridlinePaint(Color.white);
// set the range axis to display integers only...
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
rangeAxis.setUpperMargin(0.15);
chartPanel = new ChartPanel(chart, false);
scrollPane = new JScrollPane(chartPanel);
return scrollPane;
}
public void createChart() {
CategoryDataset categorydataset = (CategoryDataset) this.datasetStrategy.getDataset();
report =
ChartFactory.createStackedBarChart(
this.datasetStrategy.getTitle(),
this.datasetStrategy.getYAxisLabel(),
this.datasetStrategy.getXAxisLabel(),
categorydataset,
PlotOrientation.HORIZONTAL,
true,
true,
false);
// report.setBackgroundPaint( Color.lightGray );
report.setAntiAlias(false);
report.setPadding(new RectangleInsets(5.0d, 5.0d, 5.0d, 5.0d));
CategoryPlot categoryplot = (CategoryPlot) report.getPlot();
categoryplot.setBackgroundPaint(Color.white);
categoryplot.setRangeGridlinePaint(Color.lightGray);
NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
if (datasetStrategy instanceof CloverBarChartStrategy
|| datasetStrategy instanceof MultiCloverBarChartStrategy) {
numberaxis.setRange(0.0D, StackedBarChartRenderer.NUMBER_AXIS_RANGE);
numberaxis.setNumberFormatOverride(NumberFormat.getPercentInstance());
} else {
numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
}
numberaxis.setLowerMargin(0.0D);
StackedBarRenderer stackedbarrenderer = (StackedBarRenderer) categoryplot.getRenderer();
stackedbarrenderer.setDrawBarOutline(false);
stackedbarrenderer.setItemLabelsVisible(true);
stackedbarrenderer.setItemLabelGenerator(new StandardCategoryItemLabelGenerator());
stackedbarrenderer.setItemLabelFont(
StackedBarRenderer.DEFAULT_VALUE_LABEL_FONT.deriveFont(Font.BOLD));
int height =
(categorydataset.getColumnCount() * ChartUtils.STANDARD_BARCHART_ENTRY_HEIGHT * 2)
+ ChartUtils.STANDARD_BARCHART_ADDITIONAL_HEIGHT
+ 10;
if (height > ChartUtils.MINIMUM_HEIGHT) {
super.setHeight(height);
} else {
super.setHeight(ChartUtils.MINIMUM_HEIGHT);
}
Paint[] paints = this.datasetStrategy.getPaintColor();
for (int i = 0; i < categorydataset.getRowCount() && i < paints.length; i++) {
stackedbarrenderer.setSeriesPaint(i, paints[i]);
}
}
/**
* Creates a sample chart.
*
* @param dataset the dataset.
* @return The chart.
*/
private JFreeChart createChart(CategoryDataset dataset) {
// create the chart...
JFreeChart chart =
ChartFactory.createBarChart(
"", // chart
// title
xLabel, // domain axis label
yLabel, // range axis label
dataset, // data
PlotOrientation.VERTICAL, // orientation
true, // include legend
true, // tooltips?
false // URLs?
);
// NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...
// set the background color for the chart...
chart.setBackgroundPaint(Color.white);
// get a reference to the plot for further customisation...
CategoryPlot plot = chart.getCategoryPlot();
plot.setBackgroundPaint(Color.lightGray);
plot.setDomainGridlinePaint(Color.white);
plot.setDomainGridlinesVisible(true);
plot.setRangeGridlinePaint(Color.white);
// set the range axis to display integers only...
final NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
// disable bar outlines...
BarRenderer renderer = (BarRenderer) plot.getRenderer();
renderer.setDrawBarOutline(false);
// set up gradient paints for series...
GradientPaint gp0 = new GradientPaint(0.0f, 0.0f, Color.red, 0.0f, 0.0f, new Color(64, 0, 0));
GradientPaint gp1 = new GradientPaint(0.0f, 0.0f, Color.green, 0.0f, 0.0f, new Color(0, 64, 0));
renderer.setSeriesPaint(0, gp0);
renderer.setSeriesPaint(1, gp1);
CategoryAxis domainAxis = plot.getDomainAxis();
domainAxis.setCategoryLabelPositions(
CategoryLabelPositions.createUpRotationLabelPositions(Math.PI / 2.0));
// OPTIONAL CUSTOMISATION COMPLETED.
return chart;
}
/**
* Creates a sample chart.
*
* @param dataset the dataset.
* @return The chart.
*/
private static JFreeChart createChart(CategoryDataset dataset) {
// create the chart...
JFreeChart chart =
ChartFactory.createBarChart(
"SubCategoryAxis Demo 1", // chart title
"Category", // domain axis label
"Value", // range axis label
dataset, // data
PlotOrientation.VERTICAL, // orientation
false, // include legend
true, // tooltips?
false // URLs?
);
// get a reference to the plot for further customisation...
CategoryPlot plot = (CategoryPlot) chart.getPlot();
plot.setBackgroundPaint(Color.lightGray);
SubCategoryAxis axis = new SubCategoryAxis(null);
axis.addSubCategory("S1");
axis.addSubCategory("S2");
axis.addSubCategory("S3");
plot.setDomainAxis(axis);
plot.setDomainGridlinePaint(Color.white);
plot.setDomainGridlinesVisible(true);
plot.setRangeGridlinePaint(Color.white);
// set the range axis to display integers only...
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
// disable bar outlines...
BarRenderer renderer = (BarRenderer) plot.getRenderer();
renderer.setDrawBarOutline(false);
ChartUtilities.applyCurrentTheme(chart);
// 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);
return chart;
}
public static void createChart() {
// criação do gráfico
JFreeChart chart =
ChartFactory.createLineChart(
"Gráfico da Função: " + funcao, // titulo do gráfico
"Resultados", // eixoy
"Valores de Entrada", // eixox
dataset, // base de dados
PlotOrientation.VERTICAL,
false, // legenda
true, // dica, popup
false // urls
);
// personalizando o gráfico
TextTitle source =
new TextTitle(
"Atenção! Dependo do número de valores, pode ser que não apareça os mesmos no eixo horizontal.");
source.setFont(new Font("SansSerif", Font.PLAIN, 10));
source.setPosition(RectangleEdge.BOTTOM);
source.setHorizontalAlignment(HorizontalAlignment.RIGHT);
source.setBackgroundPaint(Color.WHITE);
chart.addSubtitle(source);
chart.setBackgroundPaint(Color.GRAY);
CategoryPlot plot = (CategoryPlot) chart.getPlot();
plot.setBackgroundPaint(Color.DARK_GRAY);
plot.setRangeGridlinePaint(Color.BLACK);
// desenha os pontos
LineAndShapeRenderer renderer = (LineAndShapeRenderer) plot.getRenderer();
renderer.setShapesVisible(true);
renderer.setDrawOutlines(true);
renderer.setUseFillPaint(true);
renderer.setLegendTextPaint(1, Color.WHITE);
// change the auto tick unit selection to integer units only...
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
ChartFrame frame = new ChartFrame("Gráfico - Calculadora Função Atividade 2", chart);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
private JFreeChart getBarChart() {
// Load the data, if necessary
loadData();
// Create the vertical bar chart
final JFreeChart chart =
ChartFactory.createBarChart(
getTitle(),
"",
"",
getCategoryDataset(),
PlotOrientation.HORIZONTAL,
false,
true,
false);
final CategoryPlot categoryplot = (CategoryPlot) chart.getPlot();
categoryplot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT);
categoryplot.setRangePannable(true);
categoryplot.setNoDataMessage("No data available");
final BarRenderer barrenderer = (BarRenderer) categoryplot.getRenderer();
barrenderer.setItemLabelAnchorOffset(9D);
barrenderer.setBaseItemLabelsVisible(true);
barrenderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
// barrenderer.setBaseToolTipGenerator(new StandardCategoryToolTipGenerator("{1} = {2}", new
// DecimalFormat("0")));
final CategoryAxis categoryaxis = categoryplot.getDomainAxis();
categoryaxis.setCategoryMargin(0.25D);
categoryaxis.setUpperMargin(0.02D);
categoryaxis.setLowerMargin(0.02D);
final NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
numberaxis.setUpperMargin(0.10000000000000001D);
ChartUtilities.applyCurrentTheme(chart);
// if (useLegend())
// {
// // pieplot.setLegendLabelGenerator(new StandardPieSectionLabelGenerator("{0} ({1})"));
// chart.getLegend().setPosition(RectangleEdge.RIGHT);
// // pieplot.setLegendLabelToolTipGenerator(new StandardPieSectionLabelGenerator("{0}:
// {2}%"));
// }
return chart;
}
/**
* A check for the interaction between the 'autoRangeIncludesZero' flag and the base setting in
* the BarRenderer.
*/
@Test
public void testAutoRange4() {
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.setValue(100.0, "Row 1", "Column 1");
dataset.setValue(200.0, "Row 1", "Column 2");
JFreeChart chart =
ChartFactory.createBarChart(
"Test", "Categories", "Value", dataset, PlotOrientation.VERTICAL, false, false, false);
CategoryPlot plot = (CategoryPlot) chart.getPlot();
NumberAxis axis = (NumberAxis) plot.getRangeAxis();
axis.setAutoRangeIncludesZero(false);
BarRenderer br = (BarRenderer) plot.getRenderer();
br.setIncludeBaseInRange(false);
assertEquals(95.0, axis.getLowerBound(), EPSILON);
assertEquals(205.0, axis.getUpperBound(), EPSILON);
br.setIncludeBaseInRange(true);
assertEquals(0.0, axis.getLowerBound(), EPSILON);
assertEquals(210.0, axis.getUpperBound(), EPSILON);
axis.setAutoRangeIncludesZero(true);
assertEquals(0.0, axis.getLowerBound(), EPSILON);
assertEquals(210.0, axis.getUpperBound(), EPSILON);
br.setIncludeBaseInRange(true);
assertEquals(0.0, axis.getLowerBound(), EPSILON);
assertEquals(210.0, axis.getUpperBound(), EPSILON);
// now replacing the dataset should update the axis range...
DefaultCategoryDataset dataset2 = new DefaultCategoryDataset();
dataset2.setValue(900.0, "Row 1", "Column 1");
dataset2.setValue(1000.0, "Row 1", "Column 2");
plot.setDataset(dataset2);
assertEquals(0.0, axis.getLowerBound(), EPSILON);
assertEquals(1050.0, axis.getUpperBound(), EPSILON);
br.setIncludeBaseInRange(false);
assertEquals(0.0, axis.getLowerBound(), EPSILON);
assertEquals(1050.0, axis.getUpperBound(), EPSILON);
axis.setAutoRangeIncludesZero(false);
assertEquals(895.0, axis.getLowerBound(), EPSILON);
assertEquals(1005.0, axis.getUpperBound(), EPSILON);
}
/**
* Creates a sample chart.
*
* @param dataset the dataset.
* @return The chart.
*/
private JFreeChart createChart(CategoryDataset dataset) {
// create the chart...
JFreeChart chart =
ChartFactory.createBarChart(
"Bar Chart Demo 8", // chart title
"Category", // domain axis label
"Value", // range axis label
dataset, // data
PlotOrientation.VERTICAL, // orientation
false, // include legend
true, // tooltips?
false // URLs?
);
// NOW DO SOME OPTIONAL CUSTOMISATION OF THE CHART...
// set the background color for the chart...
chart.setBackgroundPaint(Color.white);
// get a reference to the plot for further customisation...
CategoryPlot plot = chart.getCategoryPlot();
plot.setBackgroundPaint(Color.lightGray);
plot.setDomainGridlinePaint(Color.white);
plot.setRangeGridlinePaint(Color.white);
// set the range axis to display integers only...
NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
rangeAxis.setUpperMargin(0.15);
// disable bar outlines...
CategoryItemRenderer renderer = plot.getRenderer();
renderer.setSeriesItemLabelsVisible(0, Boolean.TRUE);
CategoryAxis domainAxis = plot.getDomainAxis();
domainAxis.setCategoryLabelPositions(CategoryLabelPositions.UP_45);
// OPTIONAL CUSTOMISATION COMPLETED.
return chart;
}
