//参考地址去网站下js控件，下面是饼图的代码，下图是我的代码效果
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function query1(housetype,redStatisticsList,text0,cashingSum,tranferSum){
!--红包发放数据--
var myrodiusred = echarts.init(document.getElementById('mainrodius'));//ID
var redHousehold = housetype;
var redMoney = redStatisticsList;
var allMoney = 0;//总金额
$.each(redStatisticsList,function(index,item){
allMoney =allMoney+ Number(item.value);
})
optionTwo = {
title : {
text: text0,
subtext: "总金额："+allMoney+"\n\n提现总额："+cashingSum+"\n\n到账总额："+tranferSum,
x:'center'
},
tooltip : {
trigger: 'item',
formatter: "{a} br/{b} ({d}%)"
},
legend: {
orient: 'vertical',
left: 'left',
data: housetype
},
series : [
{
type: 'pie',
radius : '55%',
center: ['50%', '60%'],
data:redMoney,
itemStyle: {
emphasis: {
shadowBlur: 10,
shadowOffsetX: 0,
shadowColor: 'rgba(0, 0, 0, 0.5)'
}
}
}
]
};
myrodiusred.setOption(optionTwo);
}
用jfreechart
jfreechart绘制柱状图
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.plot.PlotOrientation;
import org.jfree.data.category.DefaultCategoryDataset;
/*
* 绘制柱状图
*你亮哥
* */
public class BarChart3DDemo
{
public static void main(String[] args)
{
try
{
//设置主题
ChartFactory.setChartTheme(Theme.getTheme());
//构造数据
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
dataset.addValue(100, "JAVA","1");
dataset.addValue(200, "js","1");
dataset.addValue(200, "C++", "2");
dataset.addValue(300, "C", "3");
dataset.addValue(400, "HTML", "4");
dataset.addValue(400, "CSS", "5");
/*
* public static JFreeChart createBarChart3D(
* java.lang.String title, 设置图表的标题
* java.lang.String categoryAxisLabel, 设置分类轴的标示
* java.lang.String valueAxisLabel, 设置值轴的标示
* CategoryDataset dataset, 设置数据
* PlotOrientation orientation, 设置图表的方向
* boolean legend, 设置是否显示图例
* boolean tooltips,设置是否生成热点工具
* boolean urls) 设置是否显示url
*/
JFreeChart chart = ChartFactory.createBarChart3D("编程语言统计", "语言",
"学习人数", dataset, PlotOrientation.VERTICAL, true, false,
false);
//保存图表
ChartUtilities.saveChartAsPNG(new File("E:/chart/BarChart3D.png"), chart, 800, 500);
System.out.println("绘图完成");
}
catch (IOException e)
{
e.printStackTrace();
}
}
}
===================================================================================
//一条线 有点 有数
package Test;
import java.awt.Color;
import java.awt.Font;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartFrame;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.AxisSpace;
import org.jfree.chart.labels.ItemLabelAnchor;
import org.jfree.chart.labels.ItemLabelPosition;
import org.jfree.chart.labels.StandardXYItemLabelGenerator;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.XYItemRenderer;
import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
import org.jfree.chart.title.TextTitle;
import org.jfree.data.time.Month;
import org.jfree.data.time.TimeSeries;
import org.jfree.data.time.TimeSeriesCollection;
import org.jfree.ui.RectangleInsets;
import org.jfree.ui.TextAnchor;
public class try123 {
public static void main(String[] args){
//首先构造数据
TimeSeries timeSeries = new TimeSeries("BMI", Month.class);
// 时间曲线数据集合
TimeSeriesCollection lineDataset = new TimeSeriesCollection();
// 构造数据集合
timeSeries.add(new Month(1, 2009), 45);
timeSeries.add(new Month(2, 2009), 46);
timeSeries.add(new Month(3, 2009), 1);
timeSeries.add(new Month(4, 2009), 500);
timeSeries.add(new Month(5, 2009), 43);
timeSeries.add(new Month(6, 2009), 324);
timeSeries.add(new Month(7, 2009), 632);
timeSeries.add(new Month(8, 2009), 34);
timeSeries.add(new Month(9, 2009), 12);
timeSeries.add(new Month(10, 2009), 543);
timeSeries.add(new Month(11, 2009), 32);
timeSeries.add(new Month(12, 2009), 225);
lineDataset.addSeries(timeSeries);
JFreeChart chart = ChartFactory.createTimeSeriesChart("", "date", "bmi", lineDataset, true, true, true);
//增加标题
chart.setTitle(new TextTitle("XXXBMI指数", new Font("隶书", Font.ITALIC, 15)));
chart.setAntiAlias(true);
XYPlot plot = (XYPlot) chart.getPlot();
plot.setAxisOffset(new RectangleInsets(10,10,10,10));//图片区与坐标轴的距离
plot.setOutlinePaint(Color.PINK);
plot.setInsets(new RectangleInsets(15,15,15,15));//坐标轴与最外延的距离
// plot.setOrientation(PlotOrientation.HORIZONTAL);//图形的方向，包括坐标轴。
AxisSpace as = new AxisSpace();
as.setLeft(25);
as.setRight(25);
plot.setFixedRangeAxisSpace(as);
chart.setPadding(new RectangleInsets(5,5,5,5));
chart.setNotify(true);
// 设置曲线是否显示数据点
XYLineAndShapeRenderer xylineandshaperenderer = (XYLineAndShapeRenderer)plot.getRenderer();
xylineandshaperenderer.setBaseShapesVisible(true);
// 设置曲线显示各数据点的值
XYItemRenderer xyitem = plot.getRenderer();
xyitem.setBaseItemLabelsVisible(true);
xyitem.setBasePositiveItemLabelPosition(new ItemLabelPosition(ItemLabelAnchor.INSIDE10, TextAnchor.BASELINE_LEFT));
xyitem.setBaseItemLabelGenerator(new StandardXYItemLabelGenerator());
xyitem.setBaseItemLabelFont(new Font("Dialog", 1, 14));
plot.setRenderer(xyitem);
//显示
ChartFrame frame = new ChartFrame("try1", chart);
frame.pack();
frame.setVisible(true);
}
}
我这个是使用的echarts的饼图，如果需要使用到其他的图形，可以在echarts的官网上面去找找，上面各种的图都有例子
option = {
title : {
//图中2的位置
text: '某站点用户访问来源',
subtext: '纯属虚构',
x:'center'
},
tooltip : {
trigger: 'item',
formatter: "{a} br/{b} : {c} ({d}%)"
},
legend: {
orient: 'vertical',
left: 'left',
data: ['直接访问','邮件营销','联盟广告','视频广告','搜索引擎']//图中1的位置
},
series : [ //图中3的位置
{
name: '访问来源',
type: 'pie',
radius : '55%',
center: ['50%', '60%'],
data:[
//这下面就是你从数据库中查询的结果
{value:335, name:'直接访问'},
{value:310, name:'邮件营销'},
{value:234, name:'联盟广告'},
{value:135, name:'视频广告'},
{value:1548, name:'搜索引擎'}
],
itemStyle: {
emphasis: {
shadowBlur: 10,
shadowOffsetX: 0,
shadowColor: 'rgba(0, 0, 0, 0.5)'
}
} }]};
数据具体怎么从后台传送到前台来，楼主应该知道的吧，我这儿就不说了，望采纳！
一:页面图片显示预览：
1）如下图：
2）点击导出按钮后预览：
3）最终生成的excel表格图片预览：
二：代码演示：
说明：执行操作时，请先引进导出excel表格的jar文件包。
找到导出按钮所执行的js方法，在java后天查看该方法的实现即可。
1）jsp代码：
[html] view plaincopyprint?
%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%
%@taglib prefix="s" uri="/struts-tags" %
%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%
html
head
base href="%=basePath%"
title驾校合格率排名/title
link href="jsp/commonstyle/css/tabStyle.css" rel="stylesheet" type="text/css"
link rel="STYLESHEET" type="text/css" href="%=basePath%jsp/hgltj/js/tablesort.css"
script type="text/javascript" src="%=basePath%jsp/system/common/js/publicColor.js"/script
script type="text/javascript" src="jsp/commonstyle/js/js/My97DatePicker/WdatePicker.js" defer="defer"/script
script type="text/javascript" src="%=basePath%jsp/hgltj/js/tablesort.js"/script
script language="JavaScript"
function load()
{
//根据分辨率设置表格大小
maxw=document.getElementById("maintb").offsetWidth;
if(maxw824){//1024分辨率未展开
mainbox.width="98%";
} else if(maxw1013){//1024分辨率展开
mainbox.width="98%";
} else if(maxw1081){//1280分辨率未展开
mainbox.width="95%";
} else if(maxw1270){//1280分辨未展开
mainbox.width="95%";
}else{//1280以上分辨展开
mainbox.width="98%";
}
}
/script
script
function overIt(){
var the_obj = event.srcElement;
if(the_obj.tagName.toLowerCase() == "td"){
the_obj=the_obj.parentElement;
the_obj.oBgc=the_obj.currentStyle.backgroundColor;
the_obj.oFc=the_obj.currentStyle.color;
the_obj.style.backgroundColor='#4073C4';
the_obj.style.color='#ffffff';
the_obj.style.textDecoration='underline';
}
}
function outIt(){
var the_obj = event.srcElement;
if(the_obj.tagName.toLowerCase() == "td"){
the_obj=the_obj.parentElement;
the_obj.style.backgroundColor=the_obj.oBgc;
the_obj.style.color=the_obj.oFc;
the_obj.style.textDecoration='';
}
}
function serch(){
document.getElementById("formName").action="%=basePath %hgltj.action?method=getHglpm";
document.getElementById("formName").submit();
}
function tbbt(){
var jzrq=document.getElementById("jzrqId").value;
//var jxmc=document.getElementById("jxmcId").value;
window.open('%=basePath %hgltj.action?method=getHglpmTbtjjxkshgl.jzrq='+jzrq+'tjjxkshgl.zt='+1,'','height=650,width=1250,top=150,left=200,toobar=no,menubar=no,scrollbars=yes,resizable=no,location=no,');
}
function openwd(){
document.getElementById("formName").action="%=basePath %hgltj.action?method=downJxhglPm";
document.getElementById("formName").submit();
}
/script
/head
BODY onLoad="load()" style="background: url(images/cont_bg.gif); background-repeat: repeat-y"
input type="hidden" name="method" value="getDriverInfoList"/
table border="0" width="100%" cellspacing="0" cellpadding="0" id="maintb"
tr
td align="center"
table width="90%" border="0" cellspacing="0" cellpadding="0" id="mainbox" style="background:url(jsp/commonstyle/images/usermessage_02.gif); background-repeat:repeat-x;"
!--宽度可变内容框--
tr
td width="33" height="27" style=" background:url(jsp/commonstyle/images/usermessage_01.gif); background-position:left; background-repeat:no-repeat;" /td
td width="965" class="style1"font color="black"驾校合格率排名/font/td
td width="14" height="27" style=" background:url(jsp/commonstyle/images/usermessage_03.gif); background-position:right; background-repeat:no-repeat;" /td
/tr
tr
td colspan="3"
!--页面主体内容开始--
!--查询条件--
form action="" name="formName" method="post" style="margin:0px" id="formName" theme="simple"
table width="100%" border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse;" id="tj" align="center"
tr align="left"
td class="tjbg1" style="text-align: left"
!-- input type="hidden" id="method" name="method" value="getHglpm"/ --
统计日期：
input type="text" name="tjjxkshgl.jzrq" id="jzrqId" value="s:property value="tjjxkshgl.jzrq"/" onclick="WdatePicker({skin:'whyGreen',dateFmt:'yyyy-MM'})"/
!-- 驾校名称：
s:select id="jxmcId" name="tjjxkshgl.jxxh" value="tjjxkshgl.jxxh" list="schoolList" listKey="jxxh" listValue="jxmc" headerKey="" headerValue="--请选择--" theme="simple"/s:select --
input name="input" value=" 统 计 " type="button" class="normalbtn" onClick="serch()" style="margin-bottom: 5px" /
input name="input" type="button" value=" 合格率图表 " onclick="tbbt()" class="normalbtn" style="margin-bottom: 5px" /
input id="Button1" type="button" value=" 导 出 " onclick="openwd();" class="normalbtn" style="margin-bottom: 5px" /
/td
/tr
/table!--查询结果--
/form
!--查询结果--
table width="100%" border="0" cellpadding="4" cellspacing="1" bgcolor="#abcfff" id="cxjg" align="center"
thead
tr class="tbtitle"
td width="4%" align="center" class="t1"名次/td
td width="8%" align="center" class="t1"名称/td
td class="t1" width="5%" align="center"科目一/td
td class="t1" width="5%" align="center"科目二/td
td class="t1" width="5%" align="center"科目三/td
td class="t1" width="5%" align="center"平均合格率/td
td class="t1" width="5%" align="center"操作/td
/tr
/thead
s:iterator id="jxhgl" value="jxhelpmList" status="st"
tr class="changeColor" onMouseOver="overIt()" onMouseOut="outIt()" style="cursor: hand" align="center"
tds:property value="#st.index+1"//td
tds:property value="#jxhgl.jxmc"//td
tds:property value="#jxhgl.km1hgl"//td
tds:property value="#jxhgl.km2hgl"//td
tds:property value="#jxhgl.km3hgl"//td
tds:property value="#jxhgl.avghgl"/%/td
td
a href="javascript:" onclick="openWin('%=basePath %hgltj.action?method=getTbForJxxhtjjxkshgl.jxxh=s:property value="#jxhgl.jxxh"/tjjxkshgl.zt=1','',1250,750);"图表/a
/td
/tr
/s:iterator
/table
/table
/td
/tr
/table
/body
/html
2）java代码演示：
[java] view plaincopyprint?
/**
* 驾校合格率导出excel图表
*/
//response.getOutputStream();// 取得输出流
response.reset();// 清空输出流
String tmptitle = "驾校合格率排名"; // 标题
response.setHeader("Content-disposition", "attachment; filename="+new String(tmptitle.getBytes(),"iso8859-1")+".xls");// 设定输出文件头
response.setContentType("application/vnd.ms-excel");// 定义输出类型
wbook = Workbook.createWorkbook(os); // 建立excel文件
WritableSheet wsheet = wbook.createSheet(tmptitle, 0); // sheet名称
// 设置excel标题
//cellFormat.setBackground(Colour.AQUA);
cellFormat.setFont(wfont);
label.setCellFormat(cellFormat);
wsheet.addCell(label);
//wsheet.addCell(new Label(0, 0, tmptitle, wcfFC));
wsheet.setRowView(0,500); //第一行高度
wsheet.mergeCells(0, 0, 6, 1); //合并单元格(第一列的第一行和第七列的第二行合并)
//wsheet.mergeCells(0, 1, 9, 1);
// wsheet.mergeCells(0, 2, 0, 4);
// wsheet.mergeCells(1, 2, 3, 2);
// wsheet.mergeCells(4, 2, 6, 2);
// wsheet.mergeCells(7, 2, 9, 2);
wsheet.setColumnView(0,10); //宽度
wsheet.setColumnView(1,25); //宽度
wsheet.setColumnView(2,10); //宽度
wsheet.setColumnView(3,10); //宽度
wsheet.setColumnView(4,10); //宽度
wsheet.setColumnView(5,10); //宽度
// 开始生成主体内容
wfont = new jxl.write.WritableFont(WritableFont.ARIAL, 14,WritableFont.BOLD,false, UnderlineStyle.NO_UNDERLINE,Colour.BLACK);
wcfFC = new WritableCellFormat(wfont);
wsheet.addCell(new Label(0, 2, "名次",wcfFC));
wsheet.addCell(new Label(1, 2, "驾校名称",wcfFC));
wsheet.addCell(new Label(2, 2, "科目一",wcfFC));
wsheet.addCell(new Label(3, 2, "科目二",wcfFC));
wsheet.addCell(new Label(4, 2, "科目三",wcfFC));
wsheet.addCell(new Label(5, 2, "合格率",wcfFC));
int count=jxhelpmList.size();
if(count0){ ////判断集合是否不为0
TjJxkshgl tjhgl=null;
for(int i=0;ijxhelpmList.size();i++){
tjhgl=(TjJxkshgl)jxhelpmList.get(i);
wsheet.addCell(new Label(0, i+3, (i+1)+""));
wsheet.addCell(new Label(1, i+3, tjhgl.getJxmc()));
wsheet.addCell(new Label(2, i+3, tjhgl.getKm1hgl()));
wsheet.addCell(new Label(3, i+3, tjhgl.getKm2hgl()));
wsheet.addCell(new Label(4, i+3, tjhgl.getKm3hgl()));
wsheet.addCell(new Label(5, i+3, tjhgl.getAvghgl()));
}
