本文整理汇总了Java中org.jfree.chart.plot.PiePlot.setDirection方法的典型用法代码示例。如果您正苦于以下问题:Java PiePlot.setDirection方法的具体用法?Java PiePlot.setDirection怎么用?Java PiePlot.setDirection使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.jfree.chart.plot.PiePlot
的用法示例。
在下文中一共展示了PiePlot.setDirection方法的6个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: createPieChartPage
import org.jfree.chart.plot.PiePlot; //导入方法依赖的package包/类
/**
* Creates the PieChart page.
*/
void createPieChartPage() {
result = new DefaultPieDataset();
JFreeChart chart = ChartFactory.createPieChart("Design Decisions", result, true, true, false);
PiePlot plot = (PiePlot) chart.getPlot();
plot.setStartAngle(290);
plot.setDirection(Rotation.CLOCKWISE);
plot.setForegroundAlpha(0.5f);
Composite composite = new Composite(getContainer(), SWT.NONE);
FillLayout layout = new FillLayout();
composite.setLayout(layout);
new ChartComposite(composite, SWT.NONE, chart, true);
int index = addPage(composite);
setPageText(index, "Graph");
}
示例2: setResults
import org.jfree.chart.plot.PiePlot; //导入方法依赖的package包/类
/**
* Sets the new results for display.
*
* @param prediction Float array corresponding to the classifier prediction.
* @param classifierName String that is the classifier name.
* @param classColors Color array representing the class color.
* @param classNames String array representing the class names.
*/
public void setResults(float[] prediction, String classifierName,
Color[] classColors, String[] classNames) {
int numClasses = classNames.length;
DefaultPieDataset pieData = new DefaultPieDataset();
for (int cIndex = 0; cIndex < numClasses; cIndex++) {
pieData.setValue(classNames[cIndex], prediction[cIndex]);
}
JFreeChart chart = ChartFactory.createPieChart3D(classifierName
+ " prediction", pieData, true, true, false);
PiePlot plot = (PiePlot) chart.getPlot();
plot.setDirection(Rotation.CLOCKWISE);
plot.setForegroundAlpha(0.5f);
PieRenderer prend = new PieRenderer(classColors);
prend.setColor(plot, pieData);
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new Dimension(140, 140));
resultChartPanel.removeAll();
resultChartPanel.add(chartPanel);
resultChartPanel.revalidate();
resultChartPanel.repaint();
}
示例3: createChart
import org.jfree.chart.plot.PiePlot; //导入方法依赖的package包/类
@Secured({"ROLE_ADMIN","ROLE_SURVEY_ADMIN"})
private JFreeChart createChart(PieDataset pieDataset, String title) {
try{
JFreeChart chart = ChartFactory.createPieChart(title, pieDataset, false,true,false);
chart.setBackgroundPaint(null);//this line necessary for transparency of background
final ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setOpaque(false); //this line necessary for transparency of background
chartPanel.setBackground(new Color(0, 0, 0, 0)); //this line necessary for transparency of background
PiePlot plot = (PiePlot) chart.getPlot();
//Color[] colors = {new Color(170, 195, 217, 255),new Color(246, 140, 31, 255),new Color(204, 204, 204, 255),new Color(231, 238, 144, 255),new Color(51, 51, 51, 255),new Color(101, 125, 151, 255),new Color(0, 102, 255, 255)};
//PieRenderer renderer = new PieRenderer(colors);
//renderer.setColor(plot, pieDataset);
PieSectionLabelGenerator generator = new StandardPieSectionLabelGenerator("{0}:{1}%");
plot.setLabelGenerator(generator);
plot.setStartAngle(270);
plot.setDirection(Rotation.CLOCKWISE);
return chart;
} catch (Exception e) {
log.error(e.getMessage(),e);
throw (new RuntimeException(e));
}
}
示例4: createPieChart
import org.jfree.chart.plot.PiePlot; //导入方法依赖的package包/类
public static JFreeChart createPieChart(DefaultPieDataset dataset, String title, boolean is3D) {
JFreeChart chart = null;
if (is3D) {
chart = ChartFactory.createPieChart3D(title, // 图表标题
dataset, // 数据集
true, // 是否显示图例
true, // 是否显示工具提示
true // 是否生成URL
);
} else {
chart = ChartFactory.createPieChart(title, // 图表标题
dataset, // 数据集
true, // 是否显示图例
true, // 是否显示工具提示
true // 是否生成URL
);
}
// 设置标题字体==为了防止中文乱码:必须设置字体
chart.setTitle(new TextTitle(title, new Font("黑体", Font.ITALIC, 22)));
// 设置图例的字体==为了防止中文乱码:必须设置字体
chart.getLegend().setItemFont(new Font("黑体", Font.BOLD, 12));
// 获取饼图的Plot对象(实际图表)
PiePlot plot = (PiePlot) chart.getPlot();
// 图形边框颜色
plot.setBaseSectionOutlinePaint(Color.GRAY);
// 图形边框粗细
plot.setBaseSectionOutlineStroke(new BasicStroke(0.0f));
// 设置饼状图的绘制方向,可以按顺时针方向绘制,也可以按逆时针方向绘制
plot.setDirection(Rotation.ANTICLOCKWISE);
// 设置绘制角度(图形旋转角度)
plot.setStartAngle(70);
// 设置突出显示的数据块
// plot.setExplodePercent("One", 0.1D);
// 设置背景色透明度
plot.setBackgroundAlpha(0.7F);
// 设置前景色透明度
plot.setForegroundAlpha(0.65F);
// 设置区块标签的字体==为了防止中文乱码:必须设置字体
plot.setLabelFont(new Font("宋体", Font.PLAIN, 12));
// 扇区分离显示,对3D图不起效
if (is3D)
plot.setExplodePercent(dataset.getKey(3), 0.1D);
// 图例显示百分比:自定义方式,{0} 表示选项, {1} 表示数值, {2} 表示所占比例 ,小数点后两位
plot.setLabelGenerator(new StandardPieSectionLabelGenerator(
"{0}:{1}\r\n({2})", NumberFormat.getNumberInstance(),
new DecimalFormat("0.00%")));
// 图例显示百分比
// plot.setLegendLabelGenerator(new
// StandardPieSectionLabelGenerator("{0}={1}({2})"));
// 指定显示的饼图为:圆形(true) 还是椭圆形(false)
plot.setCircular(true);
// 没有数据的时候显示的内容
plot.setNoDataMessage("找不到可用数据...");
// 设置鼠标悬停提示
plot.setToolTipGenerator(new StandardPieToolTipGenerator());
// 设置热点链接
// plot.setURLGenerator(new StandardPieURLGenerator("detail.jsp"));
return chart;
}
示例5: setResults
import org.jfree.chart.plot.PiePlot; //导入方法依赖的package包/类
/**
* Sets the data to be shown.
*
* @param occurrenceProfile Double array that is the neighbor occurrence
* profile of this visual word.
* @param codebookIndex Integer that is the index of this visual word.
* @param classColors Color[] of class colors.
* @param classNames String[] of class names.
*/
public void setResults(double[] occurrenceProfile, int codebookIndex,
Color[] classColors, String[] classNames) {
int numClasses = Math.min(classNames.length, occurrenceProfile.length);
this.codebookIndex = codebookIndex;
this.occurrenceProfile = occurrenceProfile;
DefaultPieDataset pieData = new DefaultPieDataset();
for (int cIndex = 0; cIndex < numClasses; cIndex++) {
pieData.setValue(classNames[cIndex], occurrenceProfile[cIndex]);
}
JFreeChart chart = ChartFactory.createPieChart3D("codebook vect "
+ codebookIndex, pieData, true, true, false);
PiePlot plot = (PiePlot) chart.getPlot();
plot.setDirection(Rotation.CLOCKWISE);
plot.setForegroundAlpha(0.5f);
PieRenderer prend = new PieRenderer(classColors);
prend.setColor(plot, pieData);
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new Dimension(140, 140));
chartPanel.setVisible(true);
chartPanel.revalidate();
chartPanel.repaint();
JPanel jp = new JPanel();
jp.setPreferredSize(new Dimension(140, 140));
jp.setMinimumSize(new Dimension(140, 140));
jp.setMaximumSize(new Dimension(140, 140));
jp.setSize(new Dimension(140, 140));
jp.setLayout(new FlowLayout());
jp.add(chartPanel);
jp.setVisible(true);
jp.validate();
jp.repaint();
JFrame frame = new JFrame();
frame.setBackground(Color.WHITE);
frame.setUndecorated(true);
frame.getContentPane().add(jp);
frame.pack();
BufferedImage bi = new BufferedImage(jp.getWidth(), jp.getHeight(),
BufferedImage.TYPE_INT_ARGB);
Graphics2D graphics = bi.createGraphics();
jp.print(graphics);
graphics.dispose();
frame.dispose();
imPanel.removeAll();
imPanel.setImage(bi);
imPanel.setVisible(true);
imPanel.revalidate();
imPanel.repaint();
}
示例6: getPieChart
import org.jfree.chart.plot.PiePlot; //导入方法依赖的package包/类
/**
* Creates a Pie Chart based on map.
*
* @return the Pie Chart generated.
*/
public JFreeChart getPieChart(Map<String, Double> pieValues) {
DefaultPieDataset dataset = new DefaultPieDataset();
for (String key : pieValues.keySet()) {
dataset.setValue(key, pieValues.get(key));
}
JFreeChart chart = ChartFactory.createPieChart3D(
null, // chart title
dataset, // data
true, // include legend
true,
false
);
chart.setBackgroundPaint(Color.white);
chart.setBorderVisible(false);
chart.setBorderPaint(null);
PiePlot plot = (PiePlot)chart.getPlot();
plot.setSectionOutlinesVisible(false);
plot.setLabelFont(new Font("SansSerif", Font.BOLD, 12));
plot.setNoDataMessage("No data available");
plot.setCircular(true);
plot.setLabelGap(0.02);
plot.setOutlinePaint(null);
plot.setLabelLinksVisible(false);
plot.setLabelGenerator(null);
plot.setLegendLabelGenerator(new StandardPieSectionLabelGenerator("{0}"));
plot.setStartAngle(270);
plot.setDirection(Rotation.ANTICLOCKWISE);
plot.setForegroundAlpha(0.60f);
plot.setInteriorGap(0.33);
return chart;
}