RangeAreaSeries2D Class

The 2D Range Area series.

Namespace: DevExpress.Xpf.Charts

Assembly: DevExpress.Xpf.Charts.v24.1.dll

NuGet Package: DevExpress.Wpf.Charts

Declaration

C#

public class RangeAreaSeries2D :
    XYSeries2D,
    ISupportTransparency,
    ISupportSeriesBorder,
    ISupportBottomSeriesBorder,
    IGeometryHolder,
    IRangeSeriesView

VB.NET

Public Class RangeAreaSeries2D
    Inherits XYSeries2D
    Implements ISupportTransparency,
               ISupportSeriesBorder,
               ISupportBottomSeriesBorder,
               IGeometryHolder,
               IRangeSeriesView

Example

The following example demonstrates how to create a Range Area chart:

• Assign the ChartControl.Diagram property to XYDiagram2D.

• Add a RangeAreaSeries2D object to the diagram’s Diagram.Series collection.

• Specify the following series properties:

  • Series.DataSource
  • Series.ArgumentDataMember
  • Series.ValueDataMember
  • RangeAreaSeries2D.Value2DataMember

XAML

<Window x:Class="RangeArea2DChart.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:dxc="http://schemas.devexpress.com/winfx/2008/xaml/charts"
        xmlns:local ="clr-namespace:RangeArea2DChart"
        Title="MainWindow" Height="350" Width="640">
    <Grid>
        <dxc:ChartControl Name="chartControl1">
            <dxc:ChartControl.DataContext>
                <local:ChartViewModel/>
            </dxc:ChartControl.DataContext>
            <dxc:ChartControl.Diagram>
                <dxc:XYDiagram2D>
                    <dxc:XYDiagram2D.Series>
                        <dxc:RangeAreaSeries2D DisplayName="Day-Night" 
                                               DataSource="{Binding DataPoints}" 
                                               ArgumentScaleType="DateTime"
                                               ArgumentDataMember="Time"
                                               ValueDataMember="Value1"
                                               dxc:RangeAreaSeries2D.Value2DataMember="Value2"
                                               Transparency="0.3" 
                                               Marker1Visible="False" Marker2Visible="False" 
                                               LabelsVisibility="True"
                                               CrosshairLabelPattern="{}{A:MMMM} D: {V1:f2} N: {V2:f2}">
                            <dxc:RangeAreaSeries2D.Label>
                                <dxc:SeriesLabel TextPattern="{}{V:f1}"/>
                            </dxc:RangeAreaSeries2D.Label>
                        </dxc:RangeAreaSeries2D>
                    </dxc:XYDiagram2D.Series>
                    <dxc:XYDiagram2D.AxisX>
                        <dxc:AxisX2D GridLinesVisible="True">
                            <dxc:AxisX2D.WholeRange>
                                <dxc:Range SideMarginsValue="10"/>
                            </dxc:AxisX2D.WholeRange>
                            <dxc:AxisX2D.Label>
                                <dxc:AxisLabel TextPattern="{}{A:MMM}"/>
                            </dxc:AxisX2D.Label>
                            <dxc:AxisX2D.DateTimeScaleOptions>
                                <dxc:ManualDateTimeScaleOptions GridSpacing="1" 
                                                                GridAlignment="Month"
                                                                AutoGrid="False"/>
                            </dxc:AxisX2D.DateTimeScaleOptions>
                        </dxc:AxisX2D>
                    </dxc:XYDiagram2D.AxisX>
                    <dxc:XYDiagram2D.AxisY>
                        <dxc:AxisY2D>
                            <dxc:AxisY2D.Title>
                                <dxc:AxisTitle Content="Temperature (&#176;C)"/>
                            </dxc:AxisY2D.Title>
                        </dxc:AxisY2D>
                    </dxc:XYDiagram2D.AxisY>
                </dxc:XYDiagram2D>
            </dxc:ChartControl.Diagram>
            <dxc:ChartControl.Titles>
                <dxc:Title Dock="Top" HorizontalAlignment="Center">Average Temperature</dxc:Title>
            </dxc:ChartControl.Titles>
        </dxc:ChartControl>
    </Grid>
</Window>

C#

using System;
using System.Collections.Generic;
using System.Windows;
namespace RangeArea2DChart {
    //..
    public class ChartViewModel {
        List<DataPoint> dataPoints;
        public List<DataPoint> DataPoints {
            get {
                if (dataPoints == null) {
                    dataPoints = new List<DataPoint> {
                            new DataPoint (new DateTime(2019, 1, 1), 7.2, 2.7),
                            new DataPoint (new DateTime(2019, 2, 1), 8.3, 2.8),
                            new DataPoint (new DateTime(2019, 3, 1), 12.2, 5.3),
                            new DataPoint (new DateTime(2019, 4, 1), 15.6, 7.3),
                            new DataPoint (new DateTime(2019, 5, 1), 19.6, 10.9),
                            new DataPoint (new DateTime(2019, 6, 1), 22.7, 13.8),
                            new DataPoint (new DateTime(2019, 7, 1), 25.2, 15.8),
                            new DataPoint (new DateTime(2019, 8, 1), 25, 15.7),
                            new DataPoint (new DateTime(2019, 9, 1), 21.1, 12.7),
                            new DataPoint (new DateTime(2019, 10, 1), 16.3, 9.6),
                            new DataPoint (new DateTime(2019, 11, 1), 10.8, 5.8),
                            new DataPoint (new DateTime(2019, 12, 1), 7.5, 3.4)
                };
                }
                return dataPoints;
            }
        }
    }
    public class DataPoint {
        public DateTime Time { get; set; }
        public double Value1 { get; set; }
        public double Value2 { get; set; }
        public DataPoint(DateTime time, double value1, double value2) {
            this.Time = time;
            this.Value1 = value1;
            this.Value2 = value2;
        }
    }
}

VB.NET

Imports System
Imports System.Collections.Generic
Namespace RangeArea2DChart
    Public Class ChartViewModel
        Private f_DataPoints As List(Of DataPoint)
        Public ReadOnly Property DataPoints As List(Of DataPoint)
            Get
                If f_DataPoints Is Nothing Then
                    f_DataPoints = New List(Of DataPoint) From {
                        New DataPoint(New DateTime(2019, 1, 1), 7.2, 2.7),
                        New DataPoint(New DateTime(2019, 2, 1), 8.3, 2.8),
                        New DataPoint(New DateTime(2019, 3, 1), 12.2, 5.3),
                        New DataPoint(New DateTime(2019, 4, 1), 15.6, 7.3),
                        New DataPoint(New DateTime(2019, 5, 1), 19.6, 10.9),
                        New DataPoint(New DateTime(2019, 6, 1), 22.7, 13.8),
                        New DataPoint(New DateTime(2019, 7, 1), 25.2, 15.8),
                        New DataPoint(New DateTime(2019, 8, 1), 25, 15.7),
                        New DataPoint(New DateTime(2019, 9, 1), 21.1, 12.7),
                        New DataPoint(New DateTime(2019, 10, 1), 16.3, 9.6),
                        New DataPoint(New DateTime(2019, 11, 1), 10.8, 5.8),
                        New DataPoint(New DateTime(2019, 12, 1), 7.5, 3.4)
                    }
                End If
                Return f_DataPoints
            End Get
        End Property
    End Class
    Public Class DataPoint
        Public Property Time As Date
        Public Property Value1 As Double
        Public Property Value2 As Double
        Public Sub New(ByVal time As Date, ByVal value1 As Double, ByVal value2 As Double)
            Me.Time = time
            Me.Value1 = value1
            Me.Value2 = value2
        End Sub
    End Class
End Namespace

Implements

ILegendVisible

ISupportTransparency

Inheritance

Show 13 items

Object

DispatcherObject

DependencyObject

Visual

UIElement

FrameworkElement

Control

ChartElementBase

ChartElement

Series

XYSeries

XYSeries2D

RangeAreaSeries2D