Diagram.GetLinkAt Method (Point, Double)

Finds and returns the top-most link that lies at the specified location.

Namespace: MindFusion.Diagramming.Wpf
Assembly: MindFusion.Diagramming.Wpf

 Syntax

C#

public DiagramLink GetLinkAt (
    Point point,
    double maxDist
)

Visual Basic

Public Function GetLinkAt( _
    point As Point, _
    maxDist As Double _
) As DiagramLink

 Parameters

point

A Point instance identifying a diagram location.

maxDist

The maximal distance between the point and a link, within which to consider the point as lying on the link.

 Return Value

The DiagramLink found or a null reference (Nothing in Visual Basic) if no item has been found.

 Remarks

Call the method to get the link at a certain place in the document. The method searches starting from the top of z-order and returns the first link found. The specified point might not be laying exactly on the link, but within a certain threshold distance from it. This threshold is specified through the second parameter.