Class SplineSeries
SplineSeries is similar to that of LineSeries except that the points here are connected using smooth Bezier curves.
Inheritance
Inherited Members
Namespace: Syncfusion.UI.Xaml.Charts
Assembly: Syncfusion.SfChart.WPF.dll
Syntax
public class SplineSeries : XySeriesDraggingBase, ICloneable, ISupportAxes2D, ISupportAxes, ISegmentSelectable
Examples
<syncfusion:SplineSeries ItemsSource="{Binding Data}" XBindingPath="Year" YBindingPath="Value">
</syncfusion:SplineSeries>
SplineSeries series1 = new SplineSeries();
series1.ItemsSource = viewmodel.Data;
series1.XBindingPath = "Year";
series1.YBindingPath = "Value";
chart.Series.Add(series1);
Constructors
SplineSeries()
Declaration
public SplineSeries()
Fields
CustomTemplateProperty
The DependencyProperty for CustomTemplate property.
Declaration
public static readonly DependencyProperty CustomTemplateProperty
Field Value
Type |
---|
System.Windows.DependencyProperty |
SegmentSelectionBrushProperty
The DependencyProperty for SegmentSelectionBrush property.
Declaration
public static readonly DependencyProperty SegmentSelectionBrushProperty
Field Value
Type |
---|
System.Windows.DependencyProperty |
SelectedIndexProperty
The DependencyProperty for SelectedIndex property.
Declaration
public static readonly DependencyProperty SelectedIndexProperty
Field Value
Type |
---|
System.Windows.DependencyProperty |
SplineTypeProperty
Using a DependencyProperty as the backing store for SplineType. This enables animation, styling, binding, etc...
Declaration
public static readonly DependencyProperty SplineTypeProperty
Field Value
Type |
---|
System.Windows.DependencyProperty |
StrokeDashArrayProperty
The Dependency property forStrokeDashArray
Declaration
public static readonly DependencyProperty StrokeDashArrayProperty
Field Value
Type |
---|
System.Windows.DependencyProperty |
Properties
CustomTemplate
Gets or sets the custom template for this series.
Declaration
public DataTemplate CustomTemplate { get; set; }
Property Value
Type | Description |
---|---|
System.Windows.DataTemplate | System.Windows.DataTemplate |
Examples
This example, we are using ScatterSeries.
<syncfusion:ScatterSeries ItemsSource="{Binding Demands}" XBindingPath="Demand"
ScatterHeight="40" YBindingPath="Year2010" ScatterWidth="40">
<syncfusion:ScatterSeries.CustomTemplate>
<DataTemplate>
<Canvas>
<Path Data="M20.125,32l0.5,12.375L10.3125,12.375L10.3125,0.5L29.9375,0.5L29.9375,12.375L39.75,12.375Z" Stretch="Fill"
Fill="{Binding Interior}" Height="{Binding ScatterHeight}" Width="{Binding ScatterWidth}"
Canvas.Left="{Binding RectX}" Canvas.Top="{Binding RectY}"/>
</Canvas>
</DataTemplate>
</syncfusion:ScatterSeries.CustomTemplate>
</syncfusion:ScatterSeries>
IsLinear
The property confirms the linearity of this series.
Declaration
protected override bool IsLinear { get; }
Property Value
Type |
---|
System.Boolean |
Overrides
Remarks
Returns true
if its linear, otherwise it returns false
.
SegmentSelectionBrush
Gets or sets the interior(brush) for the selected segment(s).
Declaration
public Brush SegmentSelectionBrush { get; set; }
Property Value
Type | Description |
---|---|
System.Windows.Media.Brush | The System.Windows.Media.Brush value. |
SelectedIndex
Gets or sets the index of the selected segment.
Declaration
public int SelectedIndex { get; set; }
Property Value
Type | Description |
---|---|
System.Int32 |
|
SelectedSegments
Gets the selected segments in this series, when we enable the multiple selection.
Declaration
protected override List<ChartSegment> SelectedSegments { get; }
Property Value
Type | Description |
---|---|
System.Collections.Generic.List<ChartSegment> | It returns the list of ChartSegment. |
Overrides
SplineType
Gets or sets SplineType enum value which indicates the spline series type.
Declaration
public SplineType SplineType { get; set; }
Property Value
Type | Description |
---|---|
SplineType |
StrokeDashArray
Gets or sets the stroke dash array for the spline series.
Declaration
public DoubleCollection StrokeDashArray { get; set; }
Property Value
Type |
---|
System.Windows.Media.DoubleCollection |
Methods
CloneSeries(DependencyObject)
Returns the instance of SplineSeries series.
Declaration
protected override DependencyObject CloneSeries(DependencyObject obj)
Parameters
Type | Name | Description |
---|---|---|
System.Windows.DependencyObject | obj | object |
Returns
Type |
---|
System.Windows.DependencyObject |
Overrides
CreateSegment()
Creates an instance of series segment.
Declaration
protected override ChartSegment CreateSegment()
Returns
Type | Description |
---|---|
ChartSegment | Returns the instance of corresponding series segment. |
Overrides
Remarks
This customization is not supported for fast type series and technical indicators.
Examples
This sample shows how to call the CreateSegment() method to customize the line series segments.
public class LineSeriesExt : LineSeries
{
protected override ChartSegment CreateSegment()
{
return new LineSegmentExt();
}
}
public class LineSegmentExt : LineSegment
{
public override UIElement CreateVisual(Size size)
{
// Write your customization code here.
}
public override void Update(IChartTransformer transformer)
{
// Write your customization code here.
}
}
CreateSegments()
Creates the segments of SplineSeries.
Declaration
public override void CreateSegments()
Overrides
GetBezierControlPoints(ChartPoint, ChartPoint, Double, Double, out ChartPoint, out ChartPoint)
Method used to calculate the bezier values.
Declaration
protected void GetBezierControlPoints(ChartPoint point1, ChartPoint point2, double ys1, double ys2, out ChartPoint controlPoint1, out ChartPoint controlPoint2)
Parameters
Type | Name | Description |
---|---|---|
ChartPoint | point1 | chart point |
ChartPoint | point2 | chart point |
System.Double | ys1 | ys1 |
System.Double | ys2 | ys2 |
ChartPoint | controlPoint1 | chart point |
ChartPoint | controlPoint2 | chart point |
GetCardinalSpline(List<Double>, IList<Double>)
Method used to calculate cardinal spline values.
Declaration
protected void GetCardinalSpline(List<double> xValues, IList<double> yValues)
Parameters
Type | Name | Description |
---|---|---|
System.Collections.Generic.List<System.Double> | xValues | xvalues |
System.Collections.Generic.IList<System.Double> | yValues | yvalues |
GetMonotonicSpline(List<Double>, IList<Double>)
Method used to calculate monotonic spline values.
Declaration
protected void GetMonotonicSpline(List<double> xValues, IList<double> yValues)
Parameters
Type | Name | Description |
---|---|---|
System.Collections.Generic.List<System.Double> | xValues | xvalues |
System.Collections.Generic.IList<System.Double> | yValues | yvalues |
NaturalSpline(List<Double>, IList<Double>, out Double[])
Method used to calculate the natural spline values.
Declaration
protected void NaturalSpline(List<double> xValues, IList<double> yValues, out double[] ys2)
Parameters
Type | Name | Description |
---|---|---|
System.Collections.Generic.List<System.Double> | xValues | xvalues |
System.Collections.Generic.IList<System.Double> | yValues | yvalues |
System.Double[] | ys2 | ys2 |
OnChartDragEnd(Point, Object)
Called when dragging end.
Declaration
protected override void OnChartDragEnd(Point mousePos, object originalSource)
Parameters
Type | Name | Description |
---|---|---|
System.Windows.Point | mousePos | mouse position |
System.Object | originalSource | original source |
Overrides
OnChartDragStart(Point, Object)
Called when dragging started.
Declaration
protected override void OnChartDragStart(Point mousePos, object originalSource)
Parameters
Type | Name | Description |
---|---|---|
System.Windows.Point | mousePos | mouse position |
System.Object | originalSource | original source |
Overrides
OnMouseMove(MouseEventArgs)
Called when pointer or mouse move on chart area.
Declaration
protected override void OnMouseMove(MouseEventArgs e)
Parameters
Type | Name | Description |
---|---|---|
System.Windows.Input.MouseEventArgs | e | Event args |
Overrides
ResetDraggingElements(String, Boolean)
Resets the dragging elements.
Declaration
protected override void ResetDraggingElements(string reason, bool dragEndEvent)
Parameters
Type | Name | Description |
---|---|---|
System.String | reason | The reason. |
System.Boolean | dragEndEvent | if set to |
Overrides
SelectedIndexChanged(Int32, Int32)
Method used to set SegmentSelectionBrush to SelectedIndex segment.
Declaration
protected override void SelectedIndexChanged(int newIndex, int oldIndex)
Parameters
Type | Name | Description |
---|---|---|
System.Int32 | newIndex | new index |
System.Int32 | oldIndex | old index |