<!-- chart.jsp-->
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<script type="text/javascript">
window.onload = function() {
var dps = [[], [], [], []];
var chart = new CanvasJS.Chart("chartContainer", {
animationEnabled: true,
title:{
text: "Sales of ACME"
},
subtitles: [{
text: "Based on Sales-Channels"
}],
axisY: {
suffix: "%"
},
legend:{
cursor: "pointer",
itemclick: toggleDataSeries
},
toolTip: {
shared: true
},
data: [
{
type: "stackedBar100",
name: "WholeSale",
showInLegend: true,
yValueFormatString: "#,##0\"%\"",
dataPoints: dps[0]
},
{
type: "stackedBar100",
name: "Retail",
showInLegend: true,
yValueFormatString: "#,##0\"%\"",
dataPoints: dps[1]
},
{
type: "stackedBar100",
name: "Inside Sales",
showInLegend: true,
yValueFormatString: "#,##0\"%\"",
dataPoints: dps[2]
},
{
type: "stackedBar100",
name: "Mail Order",
showInLegend: true,
yValueFormatString: "#,##0\"%\"",
dataPoints: dps[3]
}
]
});
function toggleDataSeries(e){
if (typeof(e.dataSeries.visible) === "undefined" || e.dataSeries.visible) {
e.dataSeries.visible = false;
}
else{
e.dataSeries.visible = true;
}
chart.render();
}
var yValue;
var label;
<c:forEach items="${dataPointsList}" var="dataPoints" varStatus="loop">
<c:forEach items="${dataPoints}" var="dataPoint">
yValue = parseFloat("${dataPoint.y}");
label = "${dataPoint.label}";
dps[parseInt("${loop.index}")].push({
label : label,
y : yValue
});
</c:forEach>
</c:forEach>
chart.render();
}
</script>
</head>
<body>
<div id="chartContainer" style="height: 370px; width: 100%;"></div>
<script src="https://cdn.canvasjs.com/canvasjs.min.js"></script>
</body>
</html>
//CanvasjsChartController.java
package com.canvasjs.chart.controllers;
import java.util.List;
import java.util.Map;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import com.canvasjs.chart.services.CanvasjsChartService;
@Controller
@RequestMapping("/canvasjschart")
public class CanvasjsChartController {
@Autowired
private CanvasjsChartService canvasjsChartService;
@RequestMapping(method = RequestMethod.GET)
public String springMVC(ModelMap modelMap) {
List<List<Map<Object, Object>>> canvasjsDataList = canvasjsChartService.getCanvasjsChartData();
modelMap.addAttribute("dataPointsList", canvasjsDataList);
return "chart";
}
}
//CanvasjsChartService.java
package com.canvasjs.chart.services;
import java.util.List;
import java.util.Map;
public interface CanvasjsChartService {
List<List<Map<Object, Object>>> getCanvasjsChartData();
}
//CanvasjsChartServiceImpl.java
package com.canvasjs.chart.services;
import java.util.List;
import java.util.Map;
import org.springframework.beans.factory.annotation.Autowired;
import com.canvasjs.chart.daos.CanvasjsChartDao;
public class CanvasjsChartServiceImpl implements CanvasjsChartService {
@Autowired
private CanvasjsChartDao canvasjsChartDao;
public void setCanvasjsChartDao(CanvasjsChartDao canvasjsChartDao) {
this.canvasjsChartDao = canvasjsChartDao;
}
@Override
public List<List<Map<Object, Object>>> getCanvasjsChartData() {
return canvasjsChartDao.getCanvasjsChartData();
}
}
//CanvasjsChartDao.java
package com.canvasjs.chart.daos;
import java.util.List;
import java.util.Map;
public interface CanvasjsChartDao {
List<List<Map<Object, Object>>> getCanvasjsChartData();
}
//CanvasjsChartDaoImpl.java
package com.canvasjs.chart.daos;
import java.util.List;
import java.util.Map;
import com.canvasjs.chart.data.CanvasjsChartData;
public class CanvasjsChartDaoImpl implements CanvasjsChartDao {
@Override
public List<List<Map<Object, Object>>> getCanvasjsChartData() {
return CanvasjsChartData.getCanvasjsDataList();
}
}
//CanvasjsChartData.java
package com.canvasjs.chart.data;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class CanvasjsChartData {
static Map<Object,Object> map = null;
static List<List<Map<Object,Object>>> list = new ArrayList<List<Map<Object,Object>>>();
static List<Map<Object,Object>> dataPoints1 = new ArrayList<Map<Object,Object>>();
static List<Map<Object,Object>> dataPoints2 = new ArrayList<Map<Object,Object>>();
static List<Map<Object,Object>> dataPoints3 = new ArrayList<Map<Object,Object>>();
static List<Map<Object,Object>> dataPoints4 = new ArrayList<Map<Object,Object>>();
static {
map = new HashMap<Object,Object>(); map.put("label", "Q1"); map.put("y", 48);dataPoints1.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q2"); map.put("y", 82);dataPoints1.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q3"); map.put("y", 61);dataPoints1.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q4"); map.put("y", 64);dataPoints1.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q1"); map.put("y", 43);dataPoints2.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q2"); map.put("y", 31);dataPoints2.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q3"); map.put("y", 41);dataPoints2.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q4"); map.put("y", 71);dataPoints2.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q1"); map.put("y", 23);dataPoints3.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q2"); map.put("y", 42);dataPoints3.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q3"); map.put("y", 32);dataPoints3.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q4"); map.put("y", 34);dataPoints3.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q1"); map.put("y", 17);dataPoints4.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q2"); map.put("y", 52);dataPoints4.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q3"); map.put("y", 25);dataPoints4.add(map);
map = new HashMap<Object,Object>(); map.put("label", "Q4"); map.put("y", 34);dataPoints4.add(map);
list.add(dataPoints1);
list.add(dataPoints2);
list.add(dataPoints3);
list.add(dataPoints4);
}
public static List<List<Map<Object, Object>>> getCanvasjsDataList() {
return list;
}
}