<!-- 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: "Fixed Voice Call Volume - UK" }, axisY: { title: "Call Duration (in billion minutes)" }, legend:{ cursor: "pointer", itemclick: toggleDataSeries }, toolTip: { shared: true }, data: [{ type: "stackedBar", name: "Local Calls", showInLegend: true, xValueType: "dateTime", xValueFormatString: "YYYY", yValueFormatString: "#,##0.0 billion minutes", dataPoints: dps[0] },{ type: "stackedBar", name: "Call to Mobile", showInLegend: true, xValueType: "dateTime", xValueFormatString: "YYYY", yValueFormatString: "#,##0.0 billion minutes", dataPoints: dps[1] },{ type: "stackedBar", name: "International Call", showInLegend: true, xValueType: "dateTime", xValueFormatString: "YYYY", yValueFormatString: "#,##0.0 billion minutes", dataPoints: dps[2] },{ type: "stackedBar", name: "Other Calls", showInLegend: true, xValueType: "dateTime", xValueFormatString: "YYYY", yValueFormatString: "#,##0.0 billion minutes", 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 xValue; var yValue; <c:forEach items="${dataPointsList}" var="dataPoints" varStatus="loop"> <c:forEach items="${dataPoints}" var="dataPoint"> xValue = parseInt("${dataPoint.x}"); yValue = parseFloat("${dataPoint.y}"); dps[parseInt("${loop.index}")].push({ x : xValue, 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("x", 1199125800000L); map.put("y", 91.9);dataPoints1.add(map); map = new HashMap<Object,Object>(); map.put("x", 1230748200000L); map.put("y", 85.1);dataPoints1.add(map); map = new HashMap<Object,Object>(); map.put("x", 1262284200000L); map.put("y", 82.8);dataPoints1.add(map); map = new HashMap<Object,Object>(); map.put("x", 1293820200000L); map.put("y", 74.6);dataPoints1.add(map); map = new HashMap<Object,Object>(); map.put("x", 1325356200000L); map.put("y", 69);dataPoints1.add(map); map = new HashMap<Object,Object>(); map.put("x", 1356978600000L); map.put("y", 60.8);dataPoints1.add(map); map = new HashMap<Object,Object>(); map.put("x", 1199125800000L); map.put("y", 13.5);dataPoints2.add(map); map = new HashMap<Object,Object>(); map.put("x", 1230748200000L); map.put("y", 12.3);dataPoints2.add(map); map = new HashMap<Object,Object>(); map.put("x", 1262284200000L); map.put("y", 11.8);dataPoints2.add(map); map = new HashMap<Object,Object>(); map.put("x", 1293820200000L); map.put("y", 10.3);dataPoints2.add(map); map = new HashMap<Object,Object>(); map.put("x", 1325356200000L); map.put("y", 9.4);dataPoints2.add(map); map = new HashMap<Object,Object>(); map.put("x", 1356978600000L); map.put("y", 8.4);dataPoints2.add(map); map = new HashMap<Object,Object>(); map.put("x", 1199125800000L); map.put("y", 7.1);dataPoints3.add(map); map = new HashMap<Object,Object>(); map.put("x", 1230748200000L); map.put("y", 6.7);dataPoints3.add(map); map = new HashMap<Object,Object>(); map.put("x", 1262284200000L); map.put("y", 6.7);dataPoints3.add(map); map = new HashMap<Object,Object>(); map.put("x", 1293820200000L); map.put("y", 6.5);dataPoints3.add(map); map = new HashMap<Object,Object>(); map.put("x", 1325356200000L); map.put("y", 5.8);dataPoints3.add(map); map = new HashMap<Object,Object>(); map.put("x", 1356978600000L); map.put("y", 4.9);dataPoints3.add(map); map = new HashMap<Object,Object>(); map.put("x", 1199125800000L); map.put("y", 28.2);dataPoints4.add(map); map = new HashMap<Object,Object>(); map.put("x", 1230748200000L); map.put("y", 23.7);dataPoints4.add(map); map = new HashMap<Object,Object>(); map.put("x", 1262284200000L); map.put("y", 21.7);dataPoints4.add(map); map = new HashMap<Object,Object>(); map.put("x", 1293820200000L); map.put("y", 19.7);dataPoints4.add(map); map = new HashMap<Object,Object>(); map.put("x", 1325356200000L); map.put("y", 18.3);dataPoints4.add(map); map = new HashMap<Object,Object>(); map.put("x", 1356978600000L); map.put("y", 17.5);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; } }