/**
* Draws a grid line against the domain axis.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param dataArea the area for plotting data (not yet adjusted for any 3D effect).
* @param value the Java2D value at which the grid line should be drawn.
*/
public void drawDomainGridline(
Graphics2D g2, CategoryPlot plot, Rectangle2D dataArea, double value) {
Line2D line1 = null;
Line2D line2 = null;
PlotOrientation orientation = plot.getOrientation();
if (orientation == PlotOrientation.HORIZONTAL) {
double y0 = value;
double y1 = value - getYOffset();
double x0 = dataArea.getMinX();
double x1 = x0 + getXOffset();
double x2 = dataArea.getMaxX();
line1 = new Line2D.Double(x0, y0, x1, y1);
line2 = new Line2D.Double(x1, y1, x2, y1);
} else if (orientation == PlotOrientation.VERTICAL) {
double x0 = value;
double x1 = value + getXOffset();
double y0 = dataArea.getMaxY();
double y1 = y0 - getYOffset();
double y2 = dataArea.getMinY();
line1 = new Line2D.Double(x0, y0, x1, y1);
line2 = new Line2D.Double(x1, y1, x1, y2);
}
Paint paint = plot.getDomainGridlinePaint();
Stroke stroke = plot.getDomainGridlineStroke();
g2.setPaint(paint != null ? paint : Plot.DEFAULT_OUTLINE_PAINT);
g2.setStroke(stroke != null ? stroke : Plot.DEFAULT_OUTLINE_STROKE);
g2.draw(line1);
g2.draw(line2);
}
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;
}
public BoxplotChart(String title, String xAxisTitle, String yAxisTitle) {
super();
dataset = new DefaultBoxAndWhiskerCategoryDataset();
CategoryAxis xAxis = new CategoryAxis("Type");
NumberAxis yAxis = new NumberAxis("Value");
BoxAndWhiskerRenderer renderer = new BoxAndWhiskerRenderer();
renderer.setFillBox(false);
CategoryPlot plot = new CategoryPlot(dataset, xAxis, yAxis, renderer);
chart = new JFreeChart(title, plot);
Font font = new Font("Helvetica", Font.BOLD, 12);
xAxis.setLabelFont(font);
xAxis.setLabel(xAxisTitle);
yAxis.setLabelFont(font);
yAxis.setLabel(yAxisTitle);
// Making it pretty
plot.setBackgroundPaint(Color.white);
plot.setDomainGridlinePaint(Color.lightGray);
plot.setRangeGridlinePaint(Color.lightGray);
chart.setBackgroundPaint(Color.white);
chart.setTextAntiAlias(true);
yAxis.setAutoRange(true);
colorGenerator = new ColorGenerator();
datasetIndex = 0;
chart.getLegend().setPosition(RectangleEdge.BOTTOM);
chart.getLegend().setBorder(1, 1, 1, 1);
}
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();
}
/**
* Draws a grid line against the range axis.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param axis the value axis.
* @param dataArea the area for plotting data (not yet adjusted for any 3D effect).
* @param value the value at which the grid line should be drawn.
*/
public void drawRangeGridline(
Graphics2D g2, CategoryPlot plot, ValueAxis axis, Rectangle2D dataArea, double value) {
Range range = axis.getRange();
if (!range.contains(value)) {
return;
}
PlotOrientation orientation = plot.getOrientation();
double v = axis.valueToJava2D(value, dataArea, plot.getRangeAxisEdge());
Line2D line = null;
if (orientation == PlotOrientation.HORIZONTAL) {
line = new Line2D.Double(v, dataArea.getMinY(), v, dataArea.getMaxY());
} else if (orientation == PlotOrientation.VERTICAL) {
line = new Line2D.Double(dataArea.getMinX(), v, dataArea.getMaxX(), v);
}
Paint paint = plot.getRangeGridlinePaint();
if (paint == null) {
paint = CategoryPlot.DEFAULT_GRIDLINE_PAINT;
}
g2.setPaint(paint);
Stroke stroke = plot.getRangeGridlineStroke();
if (stroke == null) {
stroke = CategoryPlot.DEFAULT_GRIDLINE_STROKE;
}
g2.setStroke(stroke);
g2.draw(line);
}
/**
* Returns a legend item for a series.
*
* @param datasetIndex the dataset index (zero-based).
* @param series the series index (zero-based).
* @return The legend item.
*/
public LegendItem getLegendItem(int datasetIndex, int series) {
CategoryPlot p = getPlot();
if (p == null) {
return null;
}
CategoryDataset dataset;
dataset = p.getDataset(datasetIndex);
String label = this.legendItemLabelGenerator.generateLabel(dataset, series);
String description = label;
String toolTipText = null;
if (this.legendItemToolTipGenerator != null) {
toolTipText = this.legendItemToolTipGenerator.generateLabel(dataset, series);
}
String urlText = null;
if (this.legendItemURLGenerator != null) {
urlText = this.legendItemURLGenerator.generateLabel(dataset, series);
}
Shape shape = getSeriesShape(series);
Paint paint = getSeriesPaint(series);
Paint outlinePaint = getSeriesOutlinePaint(series);
Stroke outlineStroke = getSeriesOutlineStroke(series);
// TODO: generate attributed label
return new LegendItem(
label, description, toolTipText, urlText, shape, paint, outlineStroke, outlinePaint);
}
/**
* Draws a grid line against the domain axis.
*
* <p>Note that this default implementation assumes that the horizontal axis is the domain axis.
* If this is not the case, you will need to override this method.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param dataArea the area for plotting data (not yet adjusted for any 3D effect).
* @param value the Java2D value at which the grid line should be drawn.
*/
public void drawDomainGridline(
Graphics2D g2, CategoryPlot plot, Rectangle2D dataArea, double value) {
Line2D line = null;
PlotOrientation orientation = plot.getOrientation();
if (orientation == PlotOrientation.HORIZONTAL) {
line = new Line2D.Double(dataArea.getMinX(), value, dataArea.getMaxX(), value);
} else if (orientation == PlotOrientation.VERTICAL) {
line = new Line2D.Double(value, dataArea.getMinY(), value, dataArea.getMaxY());
}
Paint paint = plot.getDomainGridlinePaint();
if (paint == null) {
paint = CategoryPlot.DEFAULT_GRIDLINE_PAINT;
}
g2.setPaint(paint);
Stroke stroke = plot.getDomainGridlineStroke();
if (stroke == null) {
stroke = CategoryPlot.DEFAULT_GRIDLINE_STROKE;
}
g2.setStroke(stroke);
g2.draw(line);
}
/**
* 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;
}
/**
* Returns a domain axis for a plot.
*
* @param plot the plot.
* @param index the axis index.
* @return A domain axis.
*/
protected CategoryAxis getDomainAxis(CategoryPlot plot, int index) {
CategoryAxis result = plot.getDomainAxis(index);
if (result == null) {
result = plot.getDomainAxis();
}
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
}
/**
* Creates a chart.
*
* @return A chart.
*/
private static JFreeChart createChart() {
CategoryDataset dataset1 = createDataset1();
NumberAxis rangeAxis1 = new NumberAxis("Value");
rangeAxis1.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
LineAndShapeRenderer renderer1 = new LineAndShapeRenderer();
renderer1.setBaseToolTipGenerator(new StandardCategoryToolTipGenerator());
CategoryPlot subplot1 = new CategoryPlot(dataset1, null, rangeAxis1, renderer1);
subplot1.setDomainGridlinesVisible(true);
CategoryDataset dataset2 = createDataset2();
NumberAxis rangeAxis2 = new NumberAxis("Value");
rangeAxis2.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
BarRenderer renderer2 = new BarRenderer();
renderer2.setBaseToolTipGenerator(new StandardCategoryToolTipGenerator());
CategoryPlot subplot2 = new CategoryPlot(dataset2, null, rangeAxis2, renderer2);
subplot2.setDomainGridlinesVisible(true);
CategoryAxis domainAxis = new CategoryAxis("Category");
CombinedDomainCategoryPlot plot = new CombinedDomainCategoryPlot(domainAxis);
plot.add(subplot1, 2);
plot.add(subplot2, 1);
JFreeChart chart =
new JFreeChart(
"Combined Domain Category Plot Demo", new Font("SansSerif", Font.BOLD, 12), plot, true);
ChartUtilities.applyCurrentTheme(chart);
return chart;
}
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"));
}
/**
* Draws the outline for the plot.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param dataArea the area inside the axes.
*/
@Override
public void drawOutline(Graphics2D g2, CategoryPlot plot, Rectangle2D dataArea) {
float x0 = (float) dataArea.getX();
float x1 = x0 + (float) Math.abs(this.xOffset);
float x3 = (float) dataArea.getMaxX();
float x2 = x3 - (float) Math.abs(this.xOffset);
float y0 = (float) dataArea.getMaxY();
float y1 = y0 - (float) Math.abs(this.yOffset);
float y3 = (float) dataArea.getMinY();
float y2 = y3 + (float) Math.abs(this.yOffset);
GeneralPath clip = new GeneralPath();
clip.moveTo(x0, y0);
clip.lineTo(x0, y2);
clip.lineTo(x1, y3);
clip.lineTo(x3, y3);
clip.lineTo(x3, y1);
clip.lineTo(x2, y0);
clip.closePath();
// put an outline around the data area...
Stroke outlineStroke = plot.getOutlineStroke();
Paint outlinePaint = plot.getOutlinePaint();
if ((outlineStroke != null) && (outlinePaint != null)) {
g2.setStroke(outlineStroke);
g2.setPaint(outlinePaint);
g2.draw(clip);
}
}
/**
* Draws a grid line against the domain axis.
*
* @param g2 the graphics device.
* @param plot the plot.
* @param dataArea the area for plotting data (not yet adjusted for any 3D effect).
* @param value the Java2D value at which the grid line should be drawn.
*/
@Override
public void drawDomainGridline(
Graphics2D g2, CategoryPlot plot, Rectangle2D dataArea, double value) {
Line2D line1 = null;
Line2D line2 = null;
PlotOrientation orientation = plot.getOrientation();
if (orientation == PlotOrientation.HORIZONTAL) {
double y0 = value;
double y1 = value - getYOffset();
double x0 = dataArea.getMinX();
double x1 = x0 + getXOffset();
double x2 = dataArea.getMaxX();
line1 = new Line2D.Double(x0, y0, x1, y1);
line2 = new Line2D.Double(x1, y1, x2, y1);
} else if (orientation == PlotOrientation.VERTICAL) {
double x0 = value;
double x1 = value + getXOffset();
double y0 = dataArea.getMaxY();
double y1 = y0 - getYOffset();
double y2 = dataArea.getMinY();
line1 = new Line2D.Double(x0, y0, x1, y1);
line2 = new Line2D.Double(x1, y1, x1, y2);
}
g2.setPaint(plot.getDomainGridlinePaint());
g2.setStroke(plot.getDomainGridlineStroke());
g2.draw(line1);
g2.draw(line2);
}
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 btnPictorialViewActionPerformed(
java.awt.event.ActionEvent evt) { // GEN-FIRST:event_btnPictorialViewActionPerformed
// TODO add your handling code here:
DefaultCategoryDataset categoryDataset = new DefaultCategoryDataset();
for (Product product : supplier.getProductCatalog().getProductCatalog()) {
categoryDataset.setValue(product.getSoldQuantity(), "Units", product.getProdName());
}
JFreeChart freeChart =
ChartFactory.createBarChart(
"Sales Report",
"Product",
"Units",
categoryDataset,
PlotOrientation.VERTICAL,
false,
true,
false);
CategoryPlot categoryPlot = freeChart.getCategoryPlot();
categoryPlot.setRangeGridlinePaint(Color.BLACK);
ChartFrame cf = new ChartFrame("Sales Report", freeChart);
cf.setVisible(true);
cf.setSize(450, 300);
} // GEN-LAST:event_btnPictorialViewActionPerformed
/** 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);
}
/**
* Creates a chart.
*
* @param dataset the dataset.
* @return The chart.
*/
private static JFreeChart createChart(CategoryDataset dataset) {
JFreeChart chart =
ChartFactory.createStackedBarChart3D(
"Stacked Bar Chart 3D Demo 1", // chart title
"Category", // domain axis label
"Value", // range axis label
dataset, // data
PlotOrientation.VERTICAL, // the plot orientation
true, // include legend
true, // tooltips
false // urls
);
CategoryPlot plot = (CategoryPlot) chart.getPlot();
IntervalMarker m =
new IntervalMarker(
5.0, 10.0, Color.gray, new BasicStroke(0.5f), Color.blue, new BasicStroke(0.5f), 0.5f);
plot.addRangeMarker(m);
BarRenderer renderer = (BarRenderer) plot.getRenderer();
renderer.setDrawBarOutline(false);
renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
renderer.setBaseItemLabelsVisible(true);
renderer.setBasePositiveItemLabelPosition(
new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER));
renderer.setBaseNegativeItemLabelPosition(
new ItemLabelPosition(ItemLabelAnchor.CENTER, TextAnchor.CENTER));
return chart;
}
/**
* Creates a chart.
*
* @return A chart.
*/
private static JFreeChart createChart(String symbol) {
CategoryDataset dataset1 = createDataset1(symbol);
NumberAxis rangeAxis1 = new NumberAxis("Jumlah");
rangeAxis1.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
LineAndShapeRenderer renderer1 = new LineAndShapeRenderer();
renderer1.setBaseToolTipGenerator(new StandardCategoryToolTipGenerator());
CategoryPlot subplot1 = new CategoryPlot(dataset1, null, rangeAxis1, renderer1);
subplot1.setDomainGridlinesVisible(true);
CategoryDataset dataset2 = createDataset2(symbol);
NumberAxis rangeAxis2 = new NumberAxis("Jumlah");
rangeAxis2.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
BarRenderer renderer2 = new BarRenderer();
renderer2.setBaseToolTipGenerator(new StandardCategoryToolTipGenerator());
CategoryPlot subplot2 = new CategoryPlot(dataset2, null, rangeAxis2, renderer2);
subplot2.setDomainGridlinesVisible(true);
CategoryAxis domainAxis = new CategoryAxis("Tahun Periksa");
CombinedDomainCategoryPlot plot = new CombinedDomainCategoryPlot(domainAxis);
// CombinedCategoryPlot plot = new CombinedCategoryPlot(
// domainAxis, new NumberAxis("Range"));
plot.add(subplot1, 2);
plot.add(subplot2, 1);
JFreeChart result = new JFreeChart("", new Font("SansSerif", Font.BOLD, 10), plot, true);
return result;
}
/**
* Creates a vertical 3D-effect bar chart with default settings.
*
* @param title the chart title.
* @param categoryAxisLabel the label for the category axis.
* @param valueAxisLabel the label for the value axis.
* @param data the dataset for the chart.
* @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 vertical 3D-effect bar chart.
*/
public static JFreeChart createBarChart3D(
String title,
java.awt.Font titleFont,
String categoryAxisLabel,
String valueAxisLabel,
CategoryDataset data,
PlotOrientation orientation,
boolean legend,
boolean tooltips,
boolean urls,
CategoryURLGenerator urlGenerator) {
CategoryAxis categoryAxis = new CategoryAxis3D(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis3D(valueAxisLabel);
BarRenderer3D renderer = new BarRenderer3D();
// renderer.setLabelGenerator(new StandardCategoryLabelGenerator());
if (tooltips) {
renderer.setToolTipGenerator(new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setItemURLGenerator(urlGenerator);
}
CategoryPlot plot = new CategoryPlot(data, categoryAxis, valueAxis, renderer);
plot.setOrientation(orientation);
plot.setForegroundAlpha(0.75f);
JFreeChart chart = new JFreeChart(title, titleFont, plot, legend);
return chart;
}
private JFreeChart createChart(CategoryDataset setCategory) {
JFreeChart chart =
ChartFactory.createBarChart(
this.chartTitle, "", "", setCategory, PlotOrientation.VERTICAL, true, true, false);
CategoryPlot plot = (CategoryPlot) chart.getPlot();
plot.addRangeMarker(ChartUtil.getAverageMarker(this.average), Layer.FOREGROUND);
BookModel model = this.mainFrame.getBookModel();
Session session = model.beginTransaction();
StrandDAOImpl daoStrand = new StrandDAOImpl(session);
List strands = daoStrand.findAll();
model.commit();
Color[] colors = new Color[strands.size()];
int i = 0;
Object iObject = strands.iterator();
while (((Iterator) iObject).hasNext()) {
Strand strand = (Strand) ((Iterator) iObject).next();
colors[i] = ColorUtil.darker(strand.getJColor(), 0.25D);
i++;
}
iObject = (BarRenderer) plot.getRenderer();
for (int j = 0; j < setCategory.getRowCount(); j++) {
Color color = colors[(j % colors.length)];
((BarRenderer) iObject).setSeriesPaint(j, color);
}
return chart;
}
private JFreeChart formChart() {
DefaultCategoryDataset data = new DefaultCategoryDataset();
String dateString = request.getParameter("date");
Date date = null;
if (dateString != null && (!dateString.equals("null"))) {
date = DayTransformer.transform(dateString);
} else {
date = new Date(System.currentTimeMillis());
}
String[][] storeSellingDis =
saleperformanceManage.getStoreSellingDis(DayTransformer.transformToMonth(date));
for (int i = 0; i < storeSellingDis.length; i++) {
data.setValue(
Double.parseDouble(storeSellingDis[i][1]), storeSellingDis[i][0], storeSellingDis[i][0]);
}
JFreeChart barChart =
ChartFactory.createBarChart(
"店铺销售分布图", "店铺名称", "销售额", data, PlotOrientation.VERTICAL, true, true, false);
CategoryPlot plot = (CategoryPlot) barChart.getCategoryPlot();
BarRenderer renderer = (BarRenderer) plot.getRenderer();
// 显示条目标签
renderer.setBaseItemLabelsVisible(true);
// 设置条目标签生成器,在JFreeChart1.0.6之前可以通过renderer.setItemLabelGenerator(CategoryItemLabelGenerator
// generator)方法实现，但是从版本1.0.6开始有下面方法代替
renderer.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
// 设置条目标签显示的位置,outline表示在条目区域外,baseline_center表示基于基线且居中
renderer.setBasePositiveItemLabelPosition(
new ItemLabelPosition(ItemLabelAnchor.OUTSIDE12, TextAnchor.BASELINE_CENTER));
barChart.getLegend().setItemFont(new Font("黑体", Font.BOLD, 15)); // 设置引用标签字体
barChart.getTitle().setFont(new Font("华文行楷", Font.BOLD, 32));
return barChart;
}
private static void generateChart(
String benchmark, DefaultCategoryDataset dataset, int benchmarkCount) {
JFreeChart chart =
ChartFactory.createBarChart(
benchmark,
"framework",
"throughput",
dataset,
PlotOrientation.HORIZONTAL,
true,
false,
false);
CategoryPlot plot = chart.getCategoryPlot();
BarRenderer renderer = (BarRenderer) plot.getRenderer();
renderer.setItemMargin(0);
notSoUglyPlease(chart);
String pngFile = getOutputName(benchmark);
try {
int height = 100 + benchmarkCount * 20;
ChartUtilities.saveChartAsPNG(new File(pngFile), chart, 700, height);
} catch (IOException e) {
throw new RuntimeException(e);
}
}
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 stacked area chart with default settings.
*
* @param title the chart title.
* @param categoryAxisLabel the label for the category axis.
* @param valueAxisLabel the label for the value axis.
* @param data the dataset for the chart.
* @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 an area chart.
*/
public static JFreeChart createStackedAreaChart(
String title,
java.awt.Font titleFont,
String categoryAxisLabel,
String valueAxisLabel,
CategoryDataset data,
PlotOrientation orientation,
boolean legend,
boolean tooltips,
boolean urls,
CategoryURLGenerator urlGenerator) {
CategoryAxis categoryAxis = new CategoryAxis(categoryAxisLabel);
ValueAxis valueAxis = new NumberAxis(valueAxisLabel);
StackedAreaRenderer renderer = new StackedAreaRenderer();
if (tooltips) {
renderer.setToolTipGenerator(new StandardCategoryToolTipGenerator());
}
if (urls) {
renderer.setItemURLGenerator(urlGenerator);
}
CategoryPlot plot = new CategoryPlot(data, categoryAxis, valueAxis, renderer);
plot.setOrientation(orientation);
JFreeChart chart = new JFreeChart(title, titleFont, plot, legend);
return chart;
}
/**
* Returns the drawing supplier from the plot.
*
* @return The drawing supplier (possibly <code>null</code>).
*/
public DrawingSupplier getDrawingSupplier() {
DrawingSupplier result = null;
CategoryPlot cp = getPlot();
if (cp != null) {
result = cp.getDrawingSupplier();
}
return result;
}
/** Check that setting a tool tip generator for a series does override the default generator. */
public void testSetSeriesToolTipGenerator() {
CategoryPlot plot = (CategoryPlot) this.chart.getPlot();
CategoryItemRenderer renderer = plot.getRenderer();
StandardCategoryToolTipGenerator tt = new StandardCategoryToolTipGenerator();
renderer.setSeriesToolTipGenerator(0, tt);
CategoryToolTipGenerator tt2 = renderer.getToolTipGenerator(0, 0);
assertTrue(tt2 == tt);
}
/** Check that setting a URL generator for a series does override the default generator. */
public void testSetSeriesURLGenerator() {
CategoryPlot plot = (CategoryPlot) this.chart.getPlot();
CategoryItemRenderer renderer = plot.getRenderer();
StandardCategoryURLGenerator url1 = new StandardCategoryURLGenerator();
renderer.setSeriesItemURLGenerator(0, url1);
CategoryURLGenerator url2 = renderer.getItemURLGenerator(0, 0);
assertTrue(url2 == url1);
}
/**
* 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);
}
