jfreechart api

(Test.getchart ());} Public Jfreechart Getchart () {String series1 = "a";String Series2 = "Second"; 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";Defaultcategorydataset defaultcategorydataset = new Defaultcategorydataset ();Defaultcategorydataset.addvalue (1.0D, series1, type1);Defaultcategorydataset.addvalue (4 D, series1, ty

The Jfreechart is a Java project on the open source site SourceForge.net, which is used primarily to generate a variety of charts, including pie, histogram (plain column and stack bar), line, area, distribution, blending, Gantt Chart and some dashboard and so on. These different patterns of graphs can basically meet the current requirements. The company's main products are as follows: 1, Jfreereport: report resolution Tools 2, Jfreechart:java Gr

Package com. jfc. ww. servlet; Import java. AWT. color;Import java. AWT. Font;Import java. Io. file;Import java. Io. ioexception;Import java. Io. printwriter;Import java. Text. dateformat;Import java. Text. decimalformat;Import java. Text. numberformat;Import java. Text. simpledateformat; Import javax. servlet. servletexception;Import javax. servlet. http. httpservlet;Import javax. servlet. http. httpservletrequest;Import javax. servlet. http. httpservletresponse;Import javax. servlet. http. htt

Package COM. wasu. ITV. common. util; import Java. AWT. basicstroke; import Java. AWT. color; import Java. AWT. font; import Java. io. file; import Java. io. fileoutputstream; import Java. io. ioexception; import Java. SQL. timestamp; import Java. text. decimalformat; import Java. text. numberformat; import Java. text. simpledateformat; import Java. util. iterator; import Java. util. list; import javax. servlet. HTTP. httpservletrequest; import Org. codehaus. xfire. addressing. randomguid; impor

How to display JFreechart in PHP? Most of them may encounter this situation. The servlet on JSP can completely display the Statistical Chart drawn by JFreechart, but it cannot be displayed when used in combination with other languages, after half an hour, I finally figured out that the implementation process was quite simple. (Summary of personal experience) How to display

1.jar package, Jcommon.jar and Jfreechart.jar, specifically which version of the official website to down it;There is another jar package, Gnujaxp.jar, this introduction after the compile time will be error, should be the problem of XSD check, simply removed directly, does not affect the implementation.2. Specific implementation: Public Static void main (String [] args) {//Data source string[] rk = Getrowkeys (BID); Double[][]data = GetData (BID,RK); string[] Colkeys = Getcolkey (); //Prepare

This example source code: http://download.csdn.net/source/852878First go to the official website http://www.jfree.org/jfreechart/download.html, the corresponding resource bundle: Jfreechart-1.0.11.zip, Jfreechart-1.0.11-javadocs.zip, Jcommon-1.0.14.zip downloaded, and configured into the project.This example source code: http://download.csdn.net/source/852878gene

Recently, in doing data analysis related work, the results of data analysis need to be visually displayed for fine-tuning. Here you need to use column chart, pie chart, line chart and so on, Java has Jfreechart library to achieve data statistics, Jfreechart official website: http://www.jfree.org/jfreechart/. One jar configuration Currently using the official lat

(Series3, Type8);return defaultcategorydataset;} Graphprivate 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 = (categoryplo

Three packages need to be addedGnujaxp. JarJcommon-1.0.17.jarJfreechart-1.0.14.jar Solutions to Chinese garbled characters// Create a topic StyleStandardcharttheme = new standardcharttheme ("cn ");// Set the title FontStandardcharttheme. setextralargefont (new font ("", Font. Bold, 20 ));// Set the font of the legendStandardcharttheme. setregularfont (new font ("", Font. Plain, 15 ));// Set the axial fontStandardcharttheme. setlargefont (new font ("", Font. Plain, 15 ));// Apply the topic Style

Package chart; import Java. AWT. font; import Java. AWT. event. actionevent; import Java. AWT. event. actionlistener; import javax. swing. jbutton; import javax. swing. jframe; import javax. swing. jlabel; import javax. swing. jpanel; import javax. swing. jscrollpane; import javax. swing. jtextfield; import javax. swing. swingutilities; import javax. swing. uimanager; import Org. dyno. visual. swing. layouts. bilateral; import Org. dyno. vis Ual. swing. layouts. constraints; import Org. dyno. vi

Required Packages:Struts2-jfreechart-plugin-2.2.1.1.jarJfreechart-1.0.13.jarJcommon-1.0.17.jarIn the foreground JSP page, you can use the IFRAME to display the chart, codeid= "frm1" name= "Frm1" src= "/lzmgzyx/jfreechart.action" style= "width:100%; height:700px ">iframe> Configuration in Struts.xml, note the type of inheritance Jfreechart-default,result is chartPackageName= "/lzmgzyx"Extends= "Stru

In terms of charts in Java, jfreechart is a very good boss. You can refer to the download of a specific English manual class library on the Internet.Let's give a simple introduction to the example of voting. First, you can output the voting result to the page in the form of a servlet. The first step is to accept parameters (for example, the type of the image to be displayed, the column chart, the pie chart, or other types of images ),Input the datas

Various factors on the jfreechart component operating platform may cause Chinese garbled characters. Next I will summarize the solutions for jfreechart Chinese garbled characters. Due to the JFreeChart component version, operating platform, JDK settings, and other factors, Chinese characters may be garbled when using the JFre