GetKeyPoint Method

Description

Returns information about a specified key point.

Syntax

Visual Basic
Public Sub GetKeyPoint( _ ByVal Index As Long, _ ByRef x As Double, _ ByRef y As Double, _ ByRef z As Double, _ ByRef KeypointType As KeyPointType, _ ByRef HandleType As Long _ )

Parameters

Index

Specifies the index of the keypoint/handle.

x

X coordinate of the specified keypoint.

y

Y coordinate of the specified keypoint.

z

Z coordinate of the specified keypoint.

KeypointType

Value	Description
igKeyPointCallback	Keypoint Type - Callback
igKeyPointCenter	Keypoint Type - Center
igKeyPointEnd	Keypoint Type - End
igKeyPointHorizontalSilhouette	Keypoint Type - Horizontal Silhouette
igKeyPointInteriorNode	Keypoint Type - Interior Node
igKeyPointInteriorPole	Keypoint Type - Interior Pole
igKeyPointMajorAxis	Keypoint Type - Major Axis
igKeyPointMiddle	Keypoint Type - Middle
igKeyPointMinorAxis	Keypoint Type - Minor Axis
igKeyPointNonDefining	Keypoint Type - Non-defining
igKeyPointPointOnly	Keypoint Type - Point Only
igKeyPointStart	Keypoint Type - Start
igKeyPointVerticalSilhouette	Keypoint Type - Vertical Silhouette

Returns a member of the KeyPointType constant set.

HandleType

Returns a value in the HandleType constant set.

Remarks

The key point is specified by its index.