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,
  Boolean* prevSetByUser,
  IPoint* nextTangent,
  Boolean* 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 bool*
nextTangent 

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

  nextSetByUser is a parameter of type bool*

Product Availability

See Also