ÀûÓÃJFreeChartÉú³É¼òµ¥Öù״ͼ(Java)

package barchartdemo1;
import java.awt.Font;
import java.io.FileOutputStream;
import java.io.IOException;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartUtilities;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.CategoryAxis;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.category.DefaultCategoryDataset;
/**
*
* @author Administrator
*/
public class Main {
/**
* @param args the command line arguments
*/
public static void main(String[] args) throws IOException {
CategoryDataset ds = getDataSet();
JFreeChart chart = ChartFactory.createBarChart3D(
"Ë®¹û²úÁ¿Í¼", //ͼ±í±êÌâ
"Ë®¹û", //Ŀ¼ÖáµÄÏÔʾ±êÇ©
"²úÁ¿", //ÊýÖµÖáµÄÏÔʾ±êÇ©
ds, //Êý¾Ý¼¯
PlotOrientation.VERTICAL, //ͼ±í·½Ïò
true, //ÊÇ·ñÏÔʾͼÀý£¬¶ÔÓÚ¼òµ¥µÄÖù״ͼ±ØÐëΪfalse
false, //ÊÇ·ñÉú³ÉÌáʾ¹¤¾ß
false); //ÊÇ·ñÉú³ÉurlÁ´½Ó
CategoryPlot categoryplot = (CategoryPlot) chart.getPlot();
NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
CategoryAxis domainAxis = categoryplot.getDomainAxis();
/*------ÉèÖÃXÖá×ø±êÉϵÄÎÄ×Ö-----------*/
domainAxis.setTickLabelFont(new Font("sans-serif", Font.PLAIN, 11));
/*------ÉèÖÃXÖáµÄ±êÌâÎÄ×Ö------------*/
domainAxis.setLabelFont(new Font("ËÎÌå", Font.PLAIN, 12));
/*------ÉèÖÃYÖá×ø±êÉϵÄÎÄ×Ö-----------*/
numberaxis.setTickLabelFont(new Font("sans-serif", Font.PLAIN, 12));
/*------ÉèÖÃYÖáµÄ±êÌâÎÄ×Ö------------*/
numberaxis.setLabelFont(new Font("ºÚÌå", Font.PLAIN, 12));
/*------Õâ¾ä´úÂë½â¾öÁ˵ײ¿ºº×ÖÂÒÂëµÄÎÊÌâ-----------*/
chart.getLegend().setItemFont(new Font("ËÎÌå", Font.PLAIN,