GetGroupCenterHandler Delegate

Delegate for locating the center of a group on an axis.

Syntax

Visual Basic

'Declaration
 
Public Delegate Function GetGroupCenterHandler( _
   ByVal index As Integer, _
   ByVal window As Rect, _
   ByVal viewport As Rect, _
   ByVal effectiveViewport As Rect _
) As Double

C#

public delegate double GetGroupCenterHandler( 
   int index,
   Rect window,
   Rect viewport,
   Rect effectiveViewport
)

Parameters

index

The index to find the group center for.

window

Represents the axis's window rectangle, with values between 0 and 1 indicating the zoom and scroll position.

viewport

Represents the axis's viewport.

effectiveViewport

Represents the effective viewport.

Return Value

The group center.

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2