M_Rhino_Geometry_Curve_Reverse - mcneel/rhinocommon-api-docs GitHub Wiki
Reverses the direction of the curve.
Namespace: Rhino.Geometry
Assembly: RhinoCommon (in RhinoCommon.dll) Version: Rhino 6.0
C#
public bool Reverse()VB
Public Function Reverse As BooleanType: Boolean
true on success, false on failure.
If reversed, the domain changes from [a,b] to [-b,-a]
VB
Imports Rhino
Imports Rhino.Commands
Imports Rhino.Input
Imports Rhino.DocObjects
Namespace examples_vb
Public Class ReverseCurveCommand
Inherits Command
Public Overrides ReadOnly Property EnglishName() As String
Get
Return "vbReverseCurve"
End Get
End Property
Protected Overrides Function RunCommand(doc As RhinoDoc, mode As RunMode) As Result
Dim objRefs As ObjRef() = Nothing
Dim rc = RhinoGet.GetMultipleObjects("Select curves to reverse", True, ObjectType.Curve, objRefs)
If rc <> Result.Success Then
Return rc
End If
For Each objRef As ObjRef In objRefs
Dim curveCopy = objRef.Curve().DuplicateCurve()
If curveCopy IsNot Nothing Then
curveCopy.Reverse()
doc.Objects.Replace(objRef, curveCopy)
End If
Next
Return Result.Success
End Function
End Class
End NamespaceC#
using Rhino;
using Rhino.Commands;
using Rhino.Input;
using Rhino.DocObjects;
namespace examples_cs
{
public class ReverseCurveCommand : Command
{
public override string EnglishName { get { return "csReverseCurve"; } }
protected override Result RunCommand(RhinoDoc doc, RunMode mode)
{
ObjRef[] obj_refs;
var rc = RhinoGet.GetMultipleObjects("Select curves to reverse", true, ObjectType.Curve, out obj_refs);
if (rc != Result.Success)
return rc;
foreach (var obj_ref in obj_refs)
{
var curve_copy = obj_ref.Curve().DuplicateCurve();
if (curve_copy != null)
{
curve_copy.Reverse();
doc.Objects.Replace(obj_ref, curve_copy);
}
}
return Result.Success;
}
}
}Python
import rhinoscriptsyntax as rs
from scriptcontext import *
import Rhino
def ReverseCurves():
crvs = rs.GetObjects("Select curves to reverse", rs.filter.curve)
if not crvs: return
for crvid in crvs:
crv = rs.coercecurve(crvid)
if not crv: continue
dup = crv.DuplicateCurve()
if dup:
dup.Reverse()
doc.Objects.Replace(crvid, dup)
if __name__ == "__main__":
ReverseCurves()Supported in: 6.0.16224.21491, 5D58w