Pie with Custom Labels

Documentation

This demo illustrates how the PieChart widget arranges labels in several columns. To maximize readability, the widget ensures that labels do not overlap one another.

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www.nytimes.com

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ASP.NET Core

@(Html.DevExtreme().PieChart() .ID("pie") .Palette(VizPalette.Bright) .Title("Olympic Medals in 2008") .Legend(l => l .Orientation(Orientation.Horizontal) .ItemTextPosition(Position.Right) .HorizontalAlignment(HorizontalAlignment.Center) .VerticalAlignment(VerticalEdge.Bottom) .ColumnCount(4) ) .Export(e => e.Enabled(true)) .Series(s => s .Add() .ArgumentField("Country") .ValueField("Medals") .Label(l => l .Visible(true) .Font(f => f.Size(16)) .Connector(c => c .Visible(true) .Width(0.5) ) .Position(PieChartLabelPosition.Columns) .CustomizeText(@<text> function(arg) { return arg.valueText + " (" + arg.percentText + ")"; } </text>) ) ) .DataSource(new List<object> { new { Country = "USA", Medals = 110 }, new { Country = "China", Medals = 100 }, new { Country = "Russia", Medals = 72 }, new { Country = "Britain", Medals = 47 }, new { Country = "Australia", Medals = 46 }, new { Country = "Germany", Medals = 41 }, new { Country = "France", Medals = 40 }, new { Country = "South Korea", Medals = 31 } }) )

using DevExtreme.AspNet.Data; using DevExtreme.AspNet.Mvc; using DevExtreme.NETCore.Demos.Models; using DevExtreme.NETCore.Demos.Models.SampleData; using Microsoft.AspNetCore.Mvc; using Newtonsoft.Json; using System; using System.Collections.Generic; namespace DevExtreme.NETCore.Demos.Controllers { public class ChartsController : Controller { public ActionResult PieWithCustomLabels() { return View(); } } }

#pie { height: 440px; }

Pie with Custom Labels

jQuery

AngularJS

Angular

ASP.NET MVC

ASP.NET Core