Class ChartSelectionBehavior

ChartSelectionBehavior enables the selection of segments in a Chart.

Inheritance
System.Object
ChartBehavior
ChartSelectionBehavior
Implements
Inherited Members
Namespace: Syncfusion.UI.Xaml.Charts
Assembly: Syncfusion.SfChart.WPF.dll
Syntax
public class ChartSelectionBehavior : ChartBehavior, ICloneable
Remarks

The selected segment can be displayed with a different color specified using SegmentSelectionBrush property available in corresponding series. ChartSelectionBehavior is applicable only to certain series such as ColumnSeries,BarSeries, RangeColumnSeries,StackingBarSeries,StackingColumnSeries,ScatterSeries, BubbleSeries,PieSeries.

Examples

This example, we are using ChartSelectionBehavior.

    <syncfusion:SfChart>
        <syncfusion:SfChart.Behaviors>
            <syncfusion:ChartSelectionBehavior/>
        </syncfusion:SfChart.Behaviors>
    </syncfusion:SfChart>
    ChartSelectionBehavior selectionBehavior = new ChartSelectionBehavior();
    chartArea.Behaviors.Add(selectionBehavior);

Constructors

ChartSelectionBehavior()

Declaration
public ChartSelectionBehavior()

Fields

EnableSegmentSelectionProperty

The DependencyProperty for EnableSegmentSelection property.

Declaration
public static readonly DependencyProperty EnableSegmentSelectionProperty
Field Value
Type
System.Windows.DependencyProperty

EnableSeriesSelectionProperty

The DependencyProperty for EnableSeriesSelection property.

Declaration
public static readonly DependencyProperty EnableSeriesSelectionProperty
Field Value
Type
System.Windows.DependencyProperty

SelectionCursorProperty

The DependencyProperty for SelectionCursor property.

Declaration
public static readonly DependencyProperty SelectionCursorProperty
Field Value
Type
System.Windows.DependencyProperty

SelectionModeProperty

The DependencyProperty for SelectionMode property.

Declaration
public static readonly DependencyProperty SelectionModeProperty
Field Value
Type
System.Windows.DependencyProperty

SelectionStyleProperty

The DependencyProperty for SelectionStyle property.

Declaration
public static readonly DependencyProperty SelectionStyleProperty
Field Value
Type
System.Windows.DependencyProperty

Properties

EnableSegmentSelection

Gets or sets a value indicating whether the segment (or) datapoint selection is enabled or not.

Declaration
public bool EnableSegmentSelection { get; set; }
Property Value
Type
System.Boolean

EnableSeriesSelection

Gets or sets a value indicating whether the series selection is enabled or not.

Declaration
public bool EnableSeriesSelection { get; set; }
Property Value
Type
System.Boolean

SelectionCursor

Gets or sets the mouse cursor for the series, which indicates that the series selection cursor type.

Declaration
public Cursor SelectionCursor { get; set; }
Property Value
Type
System.Windows.Input.Cursor
Remarks

Default value is null

SelectionMode

Gets or sets the selection mode value, which indicates that this series is how to selectable.

Declaration
public SelectionMode SelectionMode { get; set; }
Property Value
Type
SelectionMode

SelectionStyle

Gets or sets the SelectionStyle value that indicated the selection type in SfChart.

Declaration
public SelectionStyle SelectionStyle { get; set; }
Property Value
Type Description
SelectionStyle

SelectionStyle

Methods

CloneBehavior(DependencyObject)

Declaration
protected override DependencyObject CloneBehavior(DependencyObject obj)
Parameters
Type Name Description
System.Windows.DependencyObject obj
Returns
Type
System.Windows.DependencyObject
Overrides

GetSeriesSelectionBrush(ChartSeriesBase)

Method used to get selection brush for series selection.

Declaration
public virtual Brush GetSeriesSelectionBrush(ChartSeriesBase series)
Parameters
Type Name Description
ChartSeriesBase series

ChartSeriesBase
Returns
Type Description
System.Windows.Media.Brush

Returns brush for selected segment.

OnMouseLeave(MouseEventArgs)

Called when mouse leaved in the chart.

Declaration
protected override void OnMouseLeave(MouseEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseEventArgs e

MouseEventArgs
Overrides

OnMouseLeftButtonDown(MouseButtonEventArgs)

Called when mouse left button is clicked.

Declaration
protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

MouseButtonEventArgs
Overrides

OnMouseLeftButtonUp(MouseButtonEventArgs)

Called when mouse left button was released.

Declaration
protected override void OnMouseLeftButtonUp(MouseButtonEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseButtonEventArgs e

MouseButtonEventArgs
Overrides

OnMouseMove(MouseEventArgs)

Called when mouse moved in the chart.

Declaration
protected override void OnMouseMove(MouseEventArgs e)
Parameters
Type Name Description
System.Windows.Input.MouseEventArgs e

MouseEventArgs
Overrides

OnSelectionChanged(ChartSelectionChangedEventArgs)

Invoked whenever the SelectionChanged event have raised.

Declaration
protected virtual void OnSelectionChanged(ChartSelectionChangedEventArgs eventArgs)
Parameters
Type Name Description
ChartSelectionChangedEventArgs eventArgs

type of ChartSelectionChangedEventArgs

OnSelectionChanging(ChartSelectionChangingEventArgs)

Invoked whenever the SelectionChanging event have raised.

Declaration
protected virtual void OnSelectionChanging(ChartSelectionChangingEventArgs eventArgs)
Parameters
Type Name Description
ChartSelectionChangingEventArgs eventArgs

type of ChartSelectionChangingEventArgs

Implements