waysun一路陽光

/**
*@author qingbao-gao
*<p>Blog:http://www.cnweblog.com/nm1504</p>
*<p>E-mail:yyk1504@163.com</p>
*<p>創(chuàng)建時間:2008-1-3</p>
*<p>Copyright: XXxxxXX (c)2008-1-3</p>
*/
package com.mfsoft.net.jfreemap;

import org.jfree.chart.ChartFactory;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.data.category.DefaultCategoryDataset;

import java.awt.Color;
import org.jfree.chart.renderer.category.BarRenderer3D;
import org.jfree.chart.labels.StandardCategoryItemLabelGenerator;
import org.jfree.chart.axis.CategoryAxis;
import org.jfree.chart.plot.CategoryPlot;

import com.mfsoft.credit.modelmang.operation.EvalItemDataOperation;
import com.mfsoft.credit.modelmang.operation.ModelDataTypeOperation;
import com.mfsoft.net.pre.MoveWeightAverage;
import com.mfsoft.net.pre.TimeSeriesForecast;

public class DisplayMap
{
 public DisplayMap()
 {
  
 }
 /**
  * <P>獲得圖形</P>
  * @param test           數(shù)據(jù)存儲數(shù)組
  * @param polyLineResult 柱狀圖要顯示的柱形
  * @param simuResult     柱狀圖要顯示的柱形
  * @param moveResult     柱狀圖要顯示的柱形
  * @param timeResult     柱狀圖要顯示的柱形
  * @author qingbao-gao
  * <p>Date:2008-01-03 PM 2:21</p>
  * @return               JFreeChart形式的對象供調(diào)用
  */
 public static JFreeChart displayResult(double[][]test,int polyLineResult,int simuResult,int moveResult,int timeResult)
 {
  int length=test.length;
    DefaultCategoryDataset dataset    = new DefaultCategoryDataset();
    //double [][]test=mdt.getMonthData("200609","200708","1100000000023","R");
    /*
      double[][]test=new double[][]{
        {200606 ,63534},
        {200607 ,64624},
        {200608 ,64947},
        {200609 ,64996},
        {200610 ,65201},
        {200611 ,65318},
        {200612 ,65800},
        {200701 ,66126},
        {200702 ,66238},
        {200703 ,66553},
        {200704 ,66790},
        {200705 ,67125},
        {200706 ,67461},
        {200707 ,67833},
        {200708 ,68064},
        {200709 ,68329},
         };*/
       //int taps=4;
        for(int i=0;i<test.length-1;i++)
        {
     dataset.addValue(test[i][1], "各月份數(shù)據(jù)", (String.valueOf(test[i][0])).substring(2, 7));
     //dataset.addValue(450, "各月份數(shù)據(jù)", "2月份");
     //dataset.addValue(550, "各月份數(shù)據(jù)", "3月份");
     //dataset.addValue(600, "各月份數(shù)據(jù)", "4月份");
        }
        EvalItemDataOperation ei=new EvalItemDataOperation();
        String nextMonth=ei.getNextMonth(String.valueOf(test[length-1][0]));
       dataset.addValue(simuResult, "神經(jīng)網(wǎng)絡(luò)預(yù)測", nextMonth);
       dataset.addValue(timeResult, "時間序列預(yù)測", nextMonth);
       dataset.addValue(moveResult, "移動加權(quán)平均", nextMonth);
       dataset.addValue(polyLineResult, "曲線擬合預(yù)測", nextMonth);
   
     JFreeChart chart = ChartFactory.createBarChart3D("時間序列柱狀圖-四種預(yù)測方法比較","預(yù)測顯示比較","實際客
戶數(shù)與預(yù)測客戶數(shù)",dataset,PlotOrientation.VERTICAL,true,false,false);
    chart.setBackgroundPaint(Color.WHITE);
    CategoryPlot catePlot = chart.getCategoryPlot();

    CategoryAxis domainAxis = catePlot.getDomainAxis();
          //domainAxis.setVerticalCategoryLabels(false);
    catePlot.setDomainAxis(domainAxis);

          BarRenderer3D renderer = new BarRenderer3D();
          renderer.setBaseOutlinePaint(Color.BLACK);

          //設(shè)置每個地區(qū)所包含的平行柱的之間距離
          renderer.setItemMargin(0.1);
          //顯示每個柱的數(shù)值，并修改該數(shù)值的字體屬性
          renderer.setItemLabelGenerator(new StandardCategoryItemLabelGenerator());
          renderer.setItemLabelsVisible(true);
          catePlot.setRenderer(renderer);
          //設(shè)置柱的透明度
          catePlot.setForegroundAlpha(0.8f);
          return chart;
 }

}

下面是JSP里調(diào)用上面的類實現(xiàn)圖片顯示的JSP文件
<%@page contentType="text/html; charset=GB2312"%>
<%@page import="org.jfree.chart.ChartUtilities"%>
<%@page import="org.jfree.chart.JFreeChart"%>
<%@page import="com.mfsoft.net.jfreemap.DisplayMap" %>
<%@page contentType="text/html; charset=GB2312"%>
<%@page import="com.mfsoft.credit.modelmang.operation.EvalItemDataOperation" %>
<%@page import="com.mfsoft.net.jfreemap.*" %>
<%@page import="com.mfsoft.credit.modelmang.operation.ModelDataTypeOperation" %>

<html>
<head>
<title>柱狀圖顯示結(jié)果</title>
</head>
<body>
<%

 String timeType=(String)request.getParameter("timeType");
 String areaid=(String)request.getParameter("areaid");
 String areaType=(String)request.getParameter("areaType");
 String endTime=EvalItemDataOperation.getEndYearsToday();
 String startTime=EvalItemDataOperation.getNYearsToday(endTime,1);
 int lineScore=55000;
 int nnetScore=45632;
 int timeScore=50000;
 int moveWeightScore=60000;
 nnetScore=Integer.valueOf((String)request.getParameter("nnetScore"));
 lineScore=Integer.valueOf((String)request.getParameter("lineScore"));
 timeScore=Integer.valueOf((String)request.getParameter("timeScore"));
 moveWeightScore=Integer.valueOf((String)request.getParameter("moveWeightScore"));
    MoveWeightLineMap mp=new MoveWeightLineMap();
    double[][]st={{}};
    if(timeType!=null&&areaid!=null&&areaType!=null)
    {
        if(timeType.equals("0"))
        {
            st=ModelDataTypeOperation.getMonthData(startTime,endTime,areaid,areaType);
        }
        else
        if(timeType.equals("1"))
        {
            st=ModelDataTypeOperation.getThirdYearData(startTime,endTime,areaid,areaType);
        }
        else
        if(timeType.equals("2"))
        {
            st=ModelDataTypeOperation.getHalfYearData(startTime,endTime,areaid,areaType);
        }
        else
        {
            st=ModelDataTypeOperation.getYearData(startTime,endTime,areaid,areaType);
        }
     DisplayMap dm=new DisplayMap();
     JFreeChart chart=dm.displayResult(st,lineScore, nnetScore, moveWeightScore, timeScore);
     ChartUtilities.writeChartAsJPEG(response.getOutputStream(),chart,1000,600);
    }
    else
    {
         out.print("傳遞過來的值為空，不能顯示柱狀圖");
    }
%>
</body>
</html>