jfreechart 饼图、柱图、曲线图备忘

package com;

import java.awt.BasicStroke;
import java.awt.Color;
import java.io.File;
import java.io.IOException;

import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartUtilities;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.renderer.category.LineAndShapeRenderer;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.category.DefaultCategoryDataset;

public class ChartServletTest {
 // 曲线图
 private static CategoryDataset createDataset() {
  String series1 = "First";
  String series2 = "Second";
  String series3 = "Third";
  String type1 = "Type 1";
  String type2 = "Type 2";
  String type3 = "Type 3";
  String type4 = "Type 4";
  String type5 = "Type 5";
  String type6 = "Type 6";
  String type7 = "Type 7";
  String type8 = "Type 8";
  DefaultCategoryDataset defaultcategorydataset = new DefaultCategoryDataset();
  defaultcategorydataset.addValue(1.0D, series1, type1);
  defaultcategorydataset.addValue(4D, series1, type2);
  defaultcategorydataset.addValue(3D, series1, type3);
  defaultcategorydataset.addValue(5D, series1, type4);
  defaultcategorydataset.addValue(5D, series1, type5);
  defaultcategorydataset.addValue(7D, series1, type6);
  defaultcategorydataset.addValue(7D, series1, type7);
  defaultcategorydataset.addValue(8D, series1, type8);

  defaultcategorydataset.addValue(5D, series2, type1);
  defaultcategorydataset.addValue(7D, series2, type2);
  defaultcategorydataset.addValue(6D, series2, type3);
  defaultcategorydataset.addValue(8D, series2, type4);
  defaultcategorydataset.addValue(4D, series2, type5);
  defaultcategorydataset.addValue(4D, series2, type6);
  defaultcategorydataset.addValue(2D, series2, type7);
  defaultcategorydataset.addValue(1.0D, series2, type8);

  defaultcategorydataset.addValue(4D, series3, type1);
  defaultcategorydataset.addValue(3D, series3, type2);
  defaultcategorydataset.addValue(2D, series3, type3);
  defaultcategorydataset.addValue(3D, series3, type4);
  defaultcategorydataset.addValue(6D, series3, type5);
  defaultcategorydataset.addValue(3D, series3, type6);
  defaultcategorydataset.addValue(4D, series3, type7);
  defaultcategorydataset.addValue(3D, series3, type8);
  return defaultcategorydataset;
 }

 // 曲线图
 private static JFreeChart createChart(CategoryDataset categorydataset) {
  JFreeChart jfreechart = ChartFactory.createLineChart(
    "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);
  NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
  numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
  numberaxis.setAutoRangeIncludesZero(true);
  // 获得renderer 注意这里是下嗍造型到lineandshaperenderer！！
  LineAndShapeRenderer lineandshaperenderer = (LineAndShapeRenderer) categoryplot
    .getRenderer();
  lineandshaperenderer.setShapesVisible(true); // series 点（即数据点）可见
  lineandshaperenderer.setSeriesStroke(0, new BasicStroke(2.0F, 1, 1,
    1.0F, new float[] { 10F, 6F }, 0.0F)); // 定义series为"First"的（即series1）点之间的连线
  // ，这里是虚线，默认是直线
  lineandshaperenderer.setSeriesStroke(1, new BasicStroke(2.0F, 1, 1,
    1.0F, new float[] { 6F, 6F }, 0.0F)); // 定义series为"Second"的（即series2）点之间的连线
  lineandshaperenderer.setSeriesStroke(2, new BasicStroke(2.0F, 1, 1,
    1.0F, new float[] { 2.0F, 6F }, 0.0F)); // 定义series为"Third"的（即series3）点之间的连线
  return jfreechart;
 }

 /**
  * @param args
  * @throws IOException
  */
 public static void main(String[] args) throws IOException {
  // 饼图数据源

  // DefaultCategoryDataset dfg = new DefaultCategoryDataset();
  // dfg.setValue(25, "行政人员", "行政人员");
  // dfg.setValue(12, "市场人员", "市场人员");
  // dfg.setValue(20, "研发人员", "研发人员");
  // dfg.setValue(5, "财务人员", "财务人员");
  // dfg.setValue(16, "其他人员", "其他人员");
  //
  // JFreeChart chart = ChartFactory.createBarChart("某公司的组织结构图", "人员分布",
  // "人员数量", dfg, PlotOrientation.VERTICAL, true, false, false);
  // chart.getTitle().setFont(new Font("隶书", Font.BOLD + Font.ITALIC,
  // 15));
  // chart.getLegend().setItemFont(new Font("隶书", Font.BOLD + Font.ITALIC,
  // 15));
  // chart.getCategoryPlot().getDomainAxis().setLabelFont(new Font("隶书",
  // Font.BOLD + Font.ITALIC, 15));
  // chart.getCategoryPlot().getDomainAxis().setTickLabelFont(new
  // Font("隶书", Font.BOLD + Font.ITALIC, 15));
  // chart.getCategoryPlot().getRangeAxis().setLabelFont(new Font("隶书",
  // Font.BOLD + Font.ITALIC, 15));

  JFreeChart chart = createChart(createDataset());

  // 柱图
  // DefaultPieDataset dataset = new DefaultPieDataset();
  // dataset.setValue("中国", 44.4);
  // dataset.setValue("美国", 25.5);
  // dataset.setValue("日本", 18.5);
  // dataset.setValue("刚果", 4.6);
  // dataset.setValue("英国", 5.5);
  // dataset.setValue("其他", 0.5);
  // // 生成3D饼图
  // PiePlot3D plot = new PiePlot3D(dataset);
  // plot.setToolTipGenerator(new StandardPieToolTipGenerator());
  // // 设置图片链接
  // plot.setURLGenerator(new StandardPieURLGenerator(
  // "http://www.blogjava.net/supercrsky"));
  //
  // JFreeChart chart = new JFreeChart("人口统计表",
  // JFreeChart.DEFAULT_TITLE_FONT, plot, true);
  // chart.setBackgroundPaint(Color.lightGray);
  ChartUtilities
    .saveChartAsJPEG(new File(
      "d:/temp/jfreechart/WebRoot/images/chart.jpg"), chart,
      800, 600);
 }

}