ASP.NET MVC Pie Charts & Graphs

Download ASP.NET Chart Samples

Pie Chart is a Circular Chart that shows the relative contribution that different categories contribute to an overall total. Given example shows simple ASP.NET MVC Pie 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: "light1", // "light1", "light2", "dark1", "dark2"
	exportEnabled: true,
	animationEnabled: true,
	title: {
		text: "Indian Smartphone Market Share"
	},
	subtitles: [{
		text: "Q2, 2016"
	}],
	data: [{
		type: "pie",
		startAngle: 180,
		toolTipContent: "<b>{label}</b>: {y}%",
		showInLegend: "true",
		legendText: "{label}",
		indexLabel: "{label} - {y}%",
		dataPoints: @Html.Raw(ViewBag.DataPoints)
	}]
});
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>                              
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> dataPoints = new List<DataPoint>();

			dataPoints.Add(new DataPoint("Samsung", 25));
			dataPoints.Add(new DataPoint("Micromax", 13));
			dataPoints.Add(new DataPoint("Lenovo", 8));
			dataPoints.Add(new DataPoint("Intex", 7));
			dataPoints.Add(new DataPoint("Reliance", 6.8));
			dataPoints.Add(new DataPoint("Others", 40.2));

			ViewBag.DataPoints = JsonConvert.SerializeObject(dataPoints);

			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(string label, double y)
		{
			this.Label = label;
			this.Y = y;
		}

		//Explicitly setting the name to be used while serializing to JSON.
		[DataMember(Name = "label")]
		public string Label = "";

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

Chart Customizations

You can set a pie slice to be exploded by default by setting exploded property in the dataPoint level. Some other commonly used customization options include radius, animationEnabled, indexLabel, etc.

Note   For step by step instructions, follow our ASP.NET MVC Integration Tutorial