.NET MAUI Polar Line Chart Component

Overview

The .NET MAUI polar line chart displays data points that are visualized as a line. This type of chart can be configured with numeric, category, and date-time axes.

.NET MAUI Polar Line Chart documentation

.NET MAUI polar line chart.

Key features

.NET MAUI polar line chart with customized border and color.

UI styling

Customize the color and border of the chart by utilizing the built-in APIs to create a visually distinctive appearance.

.NET MAUI polar line chart with data labels.

Data labels

Data labels display information about data points. Customize the foreground, border, and background of the labels. You can also rotate a data label to a specified angle.

.NET MAUI polar line chart with rendering position.

Rendering position

Customize the start angle of a polar chart to visualize data in a different perspective.

.NET MAUI polar line chart with closing chart.

Closing path

The series can be displayed with or without a closed path.

Code example

xaml
c#
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui" 
        xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
        x:Class="ChartExample.MainPage"
        xmlns:local="clr-namespace:ChartExample"
        xmlns:chart="clr-namespace:Syncfusion.Maui.Charts;assembly=Syncfusion.Maui.Charts">
       
    <Grid>
        <chart:SfPolarChart HorizontalOptions="FillAndExpand" VerticalOptions="FillAndExpand">
            <!--Setting BindingContext-->
            <chart:SfPolarChart.BindingContext>
                <local:ViewModel/>
            </chart:SfPolarChart.BindingContext>

            <!--Initialize the primary axis for the .NET MAUI Polar Chart.-->
            <chart:SfPolarChart.PrimaryAxis>
                <chart:CategoryAxis/>
            </chart:SfPolarChart.PrimaryAxis>

            <!--Initialize the secondary axis for the .NET MAUI Polar Chart.-->
            <chart:SfPolarChart.SecondaryAxis>
                <chart:NumericalAxis/>
            </chart:SfPolarChart.SecondaryAxis>

            <chart:SfPolarChart.Legend>
                <chart:ChartLegend/>
            </chart:SfPolarChart.Legend>
           
            <!--Adding polar line series to the .NET MAUI Polar Chart.-->
            <chart:PolarLineSeries 
                        ItemsSource="{Binding PlantDetails}" 
                        XBindingPath="Direction"
                        YBindingPath="Tree"
                        Label="Tree">
            </chart:PolarLineSeries>

            <chart:PolarLineSeries 
                        ItemsSource="{Binding PlantDetails}" 
                        XBindingPath="Direction"
                        YBindingPath="Weed"
                        Label="Weed">
            </chart:PolarLineSeries>  

             <chart:PolarLineSeries 
                        ItemsSource="{Binding PlantDetails}" 
                        XBindingPath="Direction"
                        YBindingPath="Flower"
                        Label="Flower">
            </chart:PolarLineSeries> 
        </chart:SfPolarChart>
    </Grid>
</ContentPage>
public class PlantData
{
    public string Direction { get; set; }

    public double Tree { get; set; }

    public double Weed { get; set; }

    public double Flower { get; set; }

    public PlantData(string direction, double tree, double weed, double flower)
    {
        Direction = direction;
        Tree = tree;
        Weed = weed;
        Flower = flower;
    }
}

public class ViewModel
{
    public ObservableCollection<PlantData> PlantDetails { get; set; }

    public ViewModel()
    {
        PlantDetails = new ObservableCollection<PlantData>()
        {
            new PlantData(){ Direction = "North", Tree = 80, Weed = 63, Flower = 42},
            new PlantData(){ Direction = "NorthEast", Tree = 85, Weed = 70, Flower = 40},
            new PlantData(){ Direction = "East", Tree = 78 , Weed = 45, Flower = 25},
            new PlantData(){ Direction = "SouthEast", Tree = 90 , Weed = 70, Flower = 40},
            new PlantData(){ Direction = "South", Tree = 78 , Weed = 47, Flower = 20},
            new PlantData(){ Direction = "SouthWest", Tree = 83 , Weed = 65, Flower = 45},
            new PlantData(){ Direction = "West", Tree = 79 , Weed = 58, Flower = 40},
            new PlantData(){ Direction = "NorthWest", Tree = 88 , Weed = 73, Flower = 28}
        };
    }
}