ASP.NET MVC Scatter / Point Charts & Graphs

Download ASP.NET Chart Samples

Scatter Charts, also referred as Scatter Plot / Point Chart, represents data as a series of points with their axis co-ordinates determined by x and y value of data point. Given example shows ASP.NET MVC Scatter 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", {
	animationEnabled: true,
	theme: "light2",
	zoomEnabled: true,
	title: {
		text: "Correlation b/w Height & Pulmonary Dead Space in Children",
		fontSize: 20
	},
	subtitles: [{
		text: "Anatomical dead space is that portion of the airways to lungs where gaseous exchange is not possible.",
		fontSize: 13
	}],
	axisX: {
		title: "Height of Children (in cm)",
		titleFontSize: 13
	},
	axisY: {
		title: "Anatomical Dead Space (in ml)",
		includeZero: true,
		titleFontSize: 13
	},
	data: [{
		type: "scatter",
		toolTipContent: "<b>Height: </b>{x} cm<br/><b>ADS: </b> {y} ml",
		dataPoints: @Html.Raw(ViewBag.DataPoints)
	}]
});
chart.render();

}
</script>
</head>
<body>
<div id="chartContainer" style="height: 370px; width: 100%;"></div>
<script type="text/javascript" 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(110, 44));
			dataPoints.Add(new DataPoint(116, 31));
			dataPoints.Add(new DataPoint(124, 43));
			dataPoints.Add(new DataPoint(129, 45));
			dataPoints.Add(new DataPoint(131, 56));
			dataPoints.Add(new DataPoint(138, 79));
			dataPoints.Add(new DataPoint(142, 57));
			dataPoints.Add(new DataPoint(150, 56));
			dataPoints.Add(new DataPoint(153, 58));
			dataPoints.Add(new DataPoint(155, 92));
			dataPoints.Add(new DataPoint(156, 78));
			dataPoints.Add(new DataPoint(159, 64));
			dataPoints.Add(new DataPoint(164, 88));
			dataPoints.Add(new DataPoint(168, 112));
			dataPoints.Add(new DataPoint(174, 101));

			ViewBag.DataPoints = JsonConvert.SerializeObject(dataPoints);

			return View();
		}
	}
}                        
using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Serialization;
using System.Web;

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;
	}
}

Chart Customizations

The size and type of markers can be customized using markerSize & markerType. Other commonly used customization options are markerBorderColor, animationEnabled, etc.

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