DataIndexFromPoint Method

Get the index of closest data point that corresponds to the specified point.

Syntax

Visual Basic
C#

'Declaration
 
Public Function DataIndexFromPoint( _
   ByVal pt As System.Windows.Point, _
   ByVal seriesIndex As System.Integer, _
   ByVal option As MeasureOption, _
   ByRef distance As System.Double _
) As System.Integer

'Usage
 
Dim instance As ChartView
Dim pt As System.Windows.Point
Dim seriesIndex As System.Integer
Dim option As MeasureOption
Dim distance As System.Double
Dim value As System.Integer
 
value = instance.DataIndexFromPoint(pt, seriesIndex, option, distance)

public System.int DataIndexFromPoint( 
   System.Windows.Point pt,
   System.int seriesIndex,
   MeasureOption option,
   out System.double distance
)

Parameters

pt: Point in the control coordinates.
seriesIndex: Index of series.
option: Measure option.
distance: Distance from the data point to the specified point.

Return Value

The index of the data point that is closest to the specified point.

Reference

ChartView Class
ChartView Members