/// <summary>
/// Create one blend
/// </summary>
private void CreateBlend()
{
try
{
#region Create top and base profiles
CurveArray topProfile = new CurveArray();
CurveArray baseProfile = new CurveArray();
Autodesk.Revit.DB.XYZ normal = Autodesk.Revit.DB.XYZ.BasisZ;
SketchPlane sketchPlane = CreateSketchPlane(normal, Autodesk.Revit.DB.XYZ.Zero);
// create one blend
Autodesk.Revit.DB.XYZ p00 = Autodesk.Revit.DB.XYZ.Zero;
Autodesk.Revit.DB.XYZ p01 = new Autodesk.Revit.DB.XYZ(10, 0, 0);
Autodesk.Revit.DB.XYZ p02 = new Autodesk.Revit.DB.XYZ(10, 10, 0);
Autodesk.Revit.DB.XYZ p03 = new Autodesk.Revit.DB.XYZ(0, 10, 0);
Line line01 = Line.CreateBound(p00, p01);
Line line02 = Line.CreateBound(p01, p02);
Line line03 = Line.CreateBound(p02, p03);
Line line04 = Line.CreateBound(p03, p00);
baseProfile.Append(line01);
baseProfile.Append(line02);
baseProfile.Append(line03);
baseProfile.Append(line04);
Autodesk.Revit.DB.XYZ p10 = new Autodesk.Revit.DB.XYZ(5, 2, 10);
Autodesk.Revit.DB.XYZ p11 = new Autodesk.Revit.DB.XYZ(8, 5, 10);
Autodesk.Revit.DB.XYZ p12 = new Autodesk.Revit.DB.XYZ(5, 8, 10);
Autodesk.Revit.DB.XYZ p13 = new Autodesk.Revit.DB.XYZ(2, 5, 10);
Line line11 = Line.CreateBound(p10, p11);
Line line12 = Line.CreateBound(p11, p12);
Line line13 = Line.CreateBound(p12, p13);
Line line14 = Line.CreateBound(p13, p10);
topProfile.Append(line11);
topProfile.Append(line12);
topProfile.Append(line13);
topProfile.Append(line14);
#endregion
// here create one blend
Blend blend = m_creationFamily.NewBlend(true, topProfile, baseProfile, sketchPlane);
// move to proper place
Autodesk.Revit.DB.XYZ transPoint1 = new Autodesk.Revit.DB.XYZ(0, 11, 0);
ElementTransformUtils.MoveElement(m_familyDocument, blend.Id, transPoint1);
}
catch (Exception e)
{
m_errCount++;
m_errorInfo += "Unexpected exceptions occur in CreateBlend: " + e.ToString() + "\r\n";
}
}
static Blend CreateBlend(Document doc)
{
Debug.Assert(doc.IsFamilyDocument,
"this method will only work in a family document");
Application app = doc.Application;
Autodesk.Revit.Creation.Application creApp
= app.Create;
Autodesk.Revit.Creation.FamilyItemFactory factory
= doc.FamilyCreate;
double startAngle = 0;
double midAngle = Math.PI;
double endAngle = 2 * Math.PI;
XYZ xAxis = XYZ.BasisX;
XYZ yAxis = XYZ.BasisY;
XYZ center = XYZ.Zero;
XYZ normal = -XYZ.BasisZ;
double radius = 0.7579;
//Arc arc1 = creApp.NewArc( center, radius, startAngle, midAngle, xAxis, yAxis ); // 2013
//Arc arc2 = creApp.NewArc( center, radius, midAngle, endAngle, xAxis, yAxis ); // 2013
Arc arc1 = Arc.Create(center, radius, startAngle, midAngle, xAxis, yAxis); // 2014
Arc arc2 = Arc.Create(center, radius, midAngle, endAngle, xAxis, yAxis); // 2014
CurveArray baseProfile = new CurveArray();
baseProfile.Append(arc1);
baseProfile.Append(arc2);
// create top profile:
CurveArray topProfile = new CurveArray();
bool circular_top = false;
if (circular_top)
{
// create a circular top profile:
XYZ center2 = new XYZ(0, 0, 1.27);
//Arc arc3 = creApp.NewArc( center2, radius, startAngle, midAngle, xAxis, yAxis ); // 2013
//Arc arc4 = creApp.NewArc( center2, radius, midAngle, endAngle, xAxis, yAxis ); // 2013
Arc arc3 = Arc.Create(center2, radius, startAngle, midAngle, xAxis, yAxis); // 2014
Arc arc4 = Arc.Create(center2, radius, midAngle, endAngle, xAxis, yAxis); // 2014
topProfile.Append(arc3);
topProfile.Append(arc4);
}
else
{
// create a skewed rectangle top profile:
XYZ[] pts = new XYZ[] {
new XYZ(0, 0, 3),
new XYZ(2, 0, 3),
new XYZ(3, 2, 3),
new XYZ(0, 4, 3)
};
for (int i = 0; i < 4; ++i)
{
//topProfile.Append( creApp.NewLineBound( // 2013
topProfile.Append(Line.CreateBound( // 2014
pts[0 == i ? 3 : i - 1], pts[i]));
}
}
//Plane basePlane = creApp.NewPlane( normal, center ); // 2016
Plane basePlane = Plane.CreateByNormalAndOrigin(normal, center); // 2017
//SketchPlane sketch = factory.NewSketchPlane( basePlane ); // 2013
SketchPlane sketch = SketchPlane.Create(doc, basePlane); // 2014
Blend blend = factory.NewBlend(true,
topProfile, baseProfile, sketch);
return(blend);
}