/// <summary>
/// Create sketch plane for generic model profile
/// </summary>
/// <param name="normal">plane normal</param>
/// <param name="origin">origin point</param>
/// <returns></returns>
internal SketchPlane CreateSketchPlane(Autodesk.Revit.DB.XYZ normal, Autodesk.Revit.DB.XYZ origin)
{
// First create a Geometry.Plane which need in NewSketchPlane() method
Plane geometryPlane = m_revit.Create.NewPlane(normal, origin);
if (null == geometryPlane) // assert the creation is successful
{
throw new Exception("Create the geometry plane failed.");
}
// Then create a sketch plane using the Geometry.Plane
SketchPlane plane = m_creationFamily.NewSketchPlane(geometryPlane);
// throw exception if creation failed
if (null == plane)
{
throw new Exception("Create the sketch plane failed.");
}
return(plane);
}
/// <summary>
/// The method is used to create extrusion using FamilyItemFactory.NewExtrusion()
/// </summary>
/// <param name="curveArrArray">the CurveArrArray parameter</param>
/// <param name="workPlane">the reference plane is used to create SketchPlane</param>
/// <param name="startOffset">the extrusion's StartOffset property</param>
/// <param name="endOffset">the extrusion's EndOffset property</param>
/// <returns>the new extrusion</returns>
public Extrusion NewExtrusion(CurveArrArray curveArrArray, ReferencePlane workPlane, double startOffset, double endOffset)
{
Extrusion rectExtrusion = null;
try
{
SubTransaction subTransaction = new SubTransaction(m_document);
subTransaction.Start();
SketchPlane sketch = m_familyCreator.NewSketchPlane(workPlane.Plane);
rectExtrusion = m_familyCreator.NewExtrusion(true, curveArrArray, sketch, Math.Abs(endOffset - startOffset));
rectExtrusion.StartOffset = startOffset;
rectExtrusion.EndOffset = endOffset;
subTransaction.Commit();
return(rectExtrusion);
}
catch
{
return(null);
}
}