jfreechart解决中文乱码问题
出现乱码的运行效果
原始程序如下
package net.java2000.jfreechat.demo.bar;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.GradientPaint;
import javax.swing.JPanel;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.CategoryAxis;
import org.jfree.chart.axis.CategoryLabelPositions;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.labels.StandardCategorySeriesLabelGenerator;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.renderer.category.BarRenderer;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
public class BarChartDemo1 extends ApplicationFrame {
public BarChartDemo1(String s) {
super(s);
JPanel jpanel = createDemoPanel();
jpanel.setPreferredSize(new Dimension(500, 270));
setContentPane(jpanel);
}
private static CategoryDataset createDataset() {
String s = "每日PV";
String s1 = "每日IP数";
String s2 = "注册用户数";
String s3 = "A网站";
String s4 = "B网站";
String s5 = "C网站";
String s6 = "D网站";
String s7 = "E网站";
DefaultCategoryDataset defaultcategorydataset = new DefaultCategoryDataset();
defaultcategorydataset.addValue(1.0D, s, s3);
defaultcategorydataset.addValue(4D, s, s4);
defaultcategorydataset.addValue(3D, s, s5);
defaultcategorydataset.addValue(5D, s, s6);
defaultcategorydataset.addValue(5D, s, s7);
defaultcategorydataset.addValue(5D, s1, s3);
defaultcategorydataset.addValue(7D, s1, s4);
defaultcategorydataset.addValue(6D, s1, s5);
defaultcategorydataset.addValue(8D, s1, s6);
defaultcategorydataset.addValue(4D, s1, s7);
defaultcategorydataset.addValue(4D, s2, s3);
defaultcategorydataset.addValue(3D, s2, s4);
defaultcategorydataset.addValue(2D, s2, s5);
defaultcategorydataset.addValue(3D, s2, s6);
defaultcategorydataset.addValue(6D, s2, s7);
return defaultcategorydataset;
}
private static JFreeChart createChart(CategoryDataset categorydataset) {
JFreeChart jfreechart = ChartFactory.createBarChart("Bar Chart Demo 1", "网站", "数值",
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.setBaseItemLabelFont(new Font("宋体", Font.PLAIN, 12));
barrenderer.setSeriesItemLabelFont(1, new Font("宋体", Font.PLAIN, 12));
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;
}
public static JPanel createDemoPanel() {
JFreeChart jfreechart = createChart(createDataset());
return new ChartPanel(jfreechart);
}
public static void main(String args[]) {
BarChartDemo1 barchartdemo1 = new BarChartDemo1("黑体JFreeChart: BarChartDemo1.java");
barchartdemo1.pack();
RefineryUtilities.centerFrameOnScreen(barchartdemo1);
barchartdemo1.setVisible(true);
}
}
增加如下的代码,解决汉字乱码问题
CategoryAxis domainAxis = categoryplot.getDomainAxis();
/*------设置X轴坐标上的文字-----------*/
domainAxis.setTickLabelFont(new Font("sans-serif", Font.PLAIN, 11));
/*------设置X轴的标题文字------------*/
domainAxis.setLabelFont(new Font("宋体", Font.PLAIN, 12));
/*------设置Y轴坐标上的文字-----------*/
numberaxis.setTickLabelFont(new Font("sans-serif", Font.PLAIN, 12));
/*------设置Y轴的标题文字------------*/
numberaxis.setLabelFont(new Font("黑体", Font.PLAIN, 12));
/*------这句代码解决了底部汉字乱码的问题-----------*/
jfreechart.getLegend().setItemFont(new Font("宋体", Font.PLAIN, 12));
运行效果如下
完整代码
package net.java2000.jfreechat.demo.bar;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.GradientPaint;
import javax.swing.JPanel;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.CategoryAxis;
import org.jfree.chart.axis.CategoryLabelPositions;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.labels.StandardCategorySeriesLabelGenerator;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.renderer.category.BarRenderer;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;
public class BarChartDemo1 extends ApplicationFrame {
public BarChartDemo1(String s) {
super(s);
JPanel jpanel = createDemoPanel();
jpanel.setPreferredSize(new Dimension(500, 270));
setContentPane(jpanel);
}
private static CategoryDataset createDataset() {
String s = "每日PV";
String s1 = "每日IP数";
String s2 = "注册用户数";
String s3 = "A网站";
String s4 = "B网站";
String s5 = "C网站";
String s6 = "D网站";
String s7 = "E网站";
DefaultCategoryDataset defaultcategorydataset = new DefaultCategoryDataset();
defaultcategorydataset.addValue(1.0D, s, s3);
defaultcategorydataset.addValue(4D, s, s4);
defaultcategorydataset.addValue(3D, s, s5);
defaultcategorydataset.addValue(5D, s, s6);
defaultcategorydataset.addValue(5D, s, s7);
defaultcategorydataset.addValue(5D, s1, s3);
defaultcategorydataset.addValue(7D, s1, s4);
defaultcategorydataset.addValue(6D, s1, s5);
defaultcategorydataset.addValue(8D, s1, s6);
defaultcategorydataset.addValue(4D, s1, s7);
defaultcategorydataset.addValue(4D, s2, s3);
defaultcategorydataset.addValue(3D, s2, s4);
defaultcategorydataset.addValue(2D, s2, s5);
defaultcategorydataset.addValue(3D, s2, s6);
defaultcategorydataset.addValue(6D, s2, s7);
return defaultcategorydataset;
}
private static JFreeChart createChart(CategoryDataset categorydataset) {
JFreeChart jfreechart = ChartFactory.createBarChart("Bar Chart Demo 1", "网站", "数值",
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.setBaseItemLabelFont(new Font("宋体", Font.PLAIN, 12));
barrenderer.setSeriesItemLabelFont(1, new Font("宋体", Font.PLAIN, 12));
CategoryAxis domainAxis = categoryplot.getDomainAxis();
/*------设置X轴坐标上的文字-----------*/
domainAxis.setTickLabelFont(new Font("sans-serif", Font.PLAIN, 11));
/*------设置X轴的标题文字------------*/
domainAxis.setLabelFont(new Font("宋体", Font.PLAIN, 12));
/*------设置Y轴坐标上的文字-----------*/
numberaxis.setTickLabelFont(new Font("sans-serif", Font.PLAIN, 12));
/*------设置Y轴的标题文字------------*/
numberaxis.setLabelFont(new Font("黑体", Font.PLAIN, 12));
/*------这句代码解决了底部汉字乱码的问题-----------*/
jfreechart.getLegend().setItemFont(new Font("宋体", Font.PLAIN, 12));
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;
}
public static JPanel createDemoPanel() {
JFreeChart jfreechart = createChart(createDataset());
return new ChartPanel(jfreechart);
}
public static void main(String args[]) {
BarChartDemo1 barchartdemo1 = new BarChartDemo1("黑体JFreeChart: BarChartDemo1.java");
barchartdemo1.pack();
RefineryUtilities.centerFrameOnScreen(barchartdemo1);
barchartdemo1.setVisible(true);
}
}
--------------------------------------------------------------------------------
相关推荐
zysong.ttf jfreechart 解决中文乱码 问题.zysong.ttf LInux字体库 .用于解决jfreechart在linux环境中的中文乱码问题
jfreechart中文乱码问题解决方案
自己将jfreechart常用的、柱状图、折线图、饼状图(二维的和三维的)对官网的dome进行了封装和加强,解决了高版本中文乱码问题,数值显示问题、及怎么显示百分比
Linux下JFreechart中文乱码的解决.docx
JFreeChart中文乱码问题解决,乱码问题一直是中文在网络时代的关键细节
解决jfreechart中文乱码方案整 解决jfreechart中文乱码方案整
终极解决方案最简单,最直接的,已解决多台服务器java程序应用jfreechart生成图片,中文乱码问题
将jfreechart.war包放入tomcat里,启动tomcat 在浏览器里输入:http://localhost:8080/jfreechart/index.jsp看见的是柱状图,输入:http://localhost:8080/jfreechart/index2.jsp看见的是饼状图。 供大家学习
JFreeChart-1.0.13原文件含jar包。 1、JFreeChart生成图片路径教程 2、JFreeChart使用教程(含下载安装,超详细) 3、JFreeChart使用详细教程 ...5、JFreeChart乱码解决方法 等等 包括许多优秀案例
Jfreechart 中文乱码的解决方法,网上共享的资源
JFreeChart 中文乱码 解决方案J FreeChart 中文乱码 解决方案
绝对物超所值! JFreeChart-1.0.13原文件含jar包。 1、JFreeChart生成图片路径教程 2、JFreeChart使用教程(含下载安装,超详细...5、JFreeChart乱码解决方法 等等 包括csdn上得优秀案例 ------20+M的数据不要别后悔哦
这篇博文只是对网上关于jfreechart中文乱码解决方法的一个汇总整理。
NULL 博文链接:https://love422619.iteye.com/blog/2383006
在opensuse 10.2下,jfreechart信息显示乱码。那么究竟要如何解决呢?下面小编就为大家介绍一下怎么解决jfreechart中文乱码的问题
本例中提供了JFreechart的jar包以及一个页面上生成饼图的示例,提供了linux下的中文乱码解决方法以及所需文件,希望对您有所帮助
JFreeChart在linux下生成图表时中文乱码,原因是JRE没有找到对应中文字库,解决方法如下:
如果使用JfreeChart默认的声明方式创建出来的图表图片上中文标题是方框或乱码,这个不用说肯定和字体有关.接下来来看一下解决办法.
jfreechart图表的完整工程例子(含中文乱码处理和百分比),里面有饼图和柱状图的示例,加有注释,并解决了中文乱码显示问题,和饼图中百分比问题
jfreechartzh_cn1.0.13.rar 解决了中文乱码问题