ASP.NET MVC Multi Series Area Charts & Graphs

Multi Series Area Charts are used to compare cumulative total over a period of time or range of values. Given example shows Multi Series Area Chart along with source code that you can try running locally.

@{
	Layout = null;
}

<!DOCTYPE HTML>
<html>
<head>
<script>
window.onload = function () {

var chart = new CanvasJS.Chart("chartContainer", {
	theme: "light2",
	title: {
		text: "Comparison of Exchange Rates"
	},
	subtitles: [{
		text: "EUR & USD to INR"
	}],
	axisY: {
		includeZero: false,
		prefix: "₹"
	},
	toolTip: {
		shared: true
	},
	data: [{
		type: "area",
		name: "Euro",
		markerSize: 0,
		xValueType: "dateTime",
		xValueFormatString: "MMM YYYY",
		yValueFormatString: "₹#,##0.##",
		dataPoints: @Html.Raw(ViewBag.DataPoints1)
	},
	{
		type: "area",
		name: "USD",
		markerSize: 0,
		xValueType: "dateTime",
		xValueFormatString: "MMM YYYY",
		yValueFormatString: "₹#,##0.##",
		dataPoints: @Html.Raw(ViewBag.DataPoints2)
	}
	]
});
chart.render();

}
</script>
</head>
<body>
<div id="chartContainer" style="height: 370px; width: 100%;"></div>
<script src="https://canvasjs.com/assets/script/canvasjs.min.js"></script>	
</body>
</html>                              
using ASPNET_MVC_ChartsDemo.Models;
using Newtonsoft.Json;
using System.Collections.Generic;
using System.Web.Mvc;

namespace ASPNET_MVC_ChartsDemo.Controllers
{
	public class HomeController : Controller
	{
		// GET: Home
		public ActionResult Index()
		{
			List<DataPoint> dataPoints1 = new List<DataPoint>();
			List<DataPoint> dataPoints2 = new List<DataPoint>();

			dataPoints1.Add(new DataPoint(1451586600000, 73.5555));
			dataPoints1.Add(new DataPoint(1454265000000, 74.1625));
			dataPoints1.Add(new DataPoint(1456770600000, 75.398));
			dataPoints1.Add(new DataPoint(1459449000000, 76.0965));
			dataPoints1.Add(new DataPoint(1462041000000, 74.8165));
			dataPoints1.Add(new DataPoint(1464719400000, 74.966));
			dataPoints1.Add(new DataPoint(1467311400000, 74.4805));
			dataPoints1.Add(new DataPoint(1469989800000, 74.7355));
			dataPoints1.Add(new DataPoint(1472668200000, 74.8155));
			dataPoints1.Add(new DataPoint(1475260200000, 73.2275));
			dataPoints1.Add(new DataPoint(1477938600000, 72.6315));
			dataPoints1.Add(new DataPoint(1480530600000, 71.461));
			dataPoints1.Add(new DataPoint(1483209000000, 72.9025));
			dataPoints1.Add(new DataPoint(1485887400000, 70.575));
			dataPoints1.Add(new DataPoint(1488306600000, 69.0955));
			dataPoints1.Add(new DataPoint(1490985000000, 70.0565));
			dataPoints1.Add(new DataPoint(1493577000000, 72.532));
			dataPoints1.Add(new DataPoint(1496255400000, 73.835));
			dataPoints1.Add(new DataPoint(1498847400000, 76.0255));
			dataPoints1.Add(new DataPoint(1501525800000, 76.1465));
			dataPoints1.Add(new DataPoint(1504204200000, 77.157));
			dataPoints1.Add(new DataPoint(1506796200000, 75.4075));
			dataPoints1.Add(new DataPoint(1509474600000, 76.769));
			dataPoints1.Add(new DataPoint(1512066600000, 75.883));

			dataPoints2.Add(new DataPoint(1451586600000, 67.878));
			dataPoints2.Add(new DataPoint(1454265000000, 68.208));
			dataPoints2.Add(new DataPoint(1456770600000, 66.255));
			dataPoints2.Add(new DataPoint(1459449000000, 66.425));
			dataPoints2.Add(new DataPoint(1462041000000, 67.209));
			dataPoints2.Add(new DataPoint(1464719400000, 67.504));
			dataPoints2.Add(new DataPoint(1467311400000, 66.655));
			dataPoints2.Add(new DataPoint(1469989800000, 66.973));
			dataPoints2.Add(new DataPoint(1472668200000, 66.556));
			dataPoints2.Add(new DataPoint(1475260200000, 66.686));
			dataPoints2.Add(new DataPoint(1477938600000, 68.598));
			dataPoints2.Add(new DataPoint(1480530600000, 67.955));
			dataPoints2.Add(new DataPoint(1483209000000, 67.515));
			dataPoints2.Add(new DataPoint(1485887400000, 66.725));
			dataPoints2.Add(new DataPoint(1488306600000, 64.86));
			dataPoints2.Add(new DataPoint(1490985000000, 64.29));
			dataPoints2.Add(new DataPoint(1493577000000, 64.51));
			dataPoints2.Add(new DataPoint(1496255400000, 64.62));
			dataPoints2.Add(new DataPoint(1498847400000, 64.2));
			dataPoints2.Add(new DataPoint(1501525800000, 63.935));
			dataPoints2.Add(new DataPoint(1504204200000, 65.31));
			dataPoints2.Add(new DataPoint(1506796200000, 64.75));
			dataPoints2.Add(new DataPoint(1509474600000, 64.49));
			dataPoints2.Add(new DataPoint(1512066600000, 64.055));

			ViewBag.DataPoints1 = JsonConvert.SerializeObject(dataPoints1);
			ViewBag.DataPoints2 = JsonConvert.SerializeObject(dataPoints2);

			return View();
		}
	}
}                        
using System;
using System.Runtime.Serialization;

namespace ASPNET_MVC_ChartsDemo.Models
{
	//DataContract for Serializing Data - required to serve in JSON format
	[DataContract]
	public class DataPoint
	{
		public DataPoint(double x, double y)
		{
			this.x = x;
			this.Y = y;
		}

		//Explicitly setting the name to be used while serializing to JSON.
		[DataMember(Name = "x")]
		public Nullable<double> x = null;

		//Explicitly setting the name to be used while serializing to JSON.
		[DataMember(Name = "y")]
		public Nullable<double> Y = null;
	}
}

Related Customization

A common toolTip can be shown for all the area data-series by setting shared property within the toolTip object to true. Some of the other commonly used customization options are color, fillOpacity, showInLegend, etc.