IPath.QueryChordLengthTangents Method

Returns tangent vectors (relative to corresponding endpoint) at both sides of a Bezier end point; and whether they have been set by user or by smoothing process.

[Visual Basic .NET]
Public Sub QueryChordLengthTangents ( _
    ByVal pointIndex As Integer, _
    ByVal prevTangent As IPoint, _
    ByRef prevSetByUser As Boolean, _
    ByVal nextTangent As IPoint, _
    ByRef nextSetByUser As Boolean _
)

[C#]
public void QueryChordLengthTangents (
    int pointIndex,
    IPoint prevTangent,
    ref bool prevSetByUser,
    ref IPoint nextTangent,
    ref bool nextSetByUser
);

[C++]
HRESULT QueryChordLengthTangents(
  long pointIndex,
  IPoint* prevTangent,
  VARIANT_BOOL* prevSetByUser,
  IPoint* nextTangent,
  VARIANT_BOOL* nextSetByUser
);

[C++]

Parameters
pointIndex 
  pointIndex is a parameter of type long
prevTangent 

  prevTangent is a parameter of type IPoint
prevSetByUser [in, out]
  prevSetByUser is a parameter of type VARIANT_BOOL
nextTangent 

  nextTangent is a parameter of type IPoint
nextSetByUser [in, out]
  nextSetByUser is a parameter of type VARIANT_BOOL

Product Availability

See Also