/***************************************************/
private static FamilyInstance FamilyInstance_CurveDrivenStructural(Document document, FamilySymbol familySymbol, Curve curve, Element host, RevitSettings settings)
{
Level level = document.LevelBelow(curve, settings);
if (level == null)
{
return(null);
}
BuiltInCategory builtInCategory = (BuiltInCategory)familySymbol.Category.Id.IntegerValue;
StructuralType structuralType = builtInCategory.StructuralType();
FamilyInstance familyInstance = document.Create.NewFamilyInstance(curve, familySymbol, level, structuralType);
if (familyInstance == null)
{
return(null);
}
if (host != null)
{
familyInstance.HostIgnoredWarning();
}
return(familyInstance);
}
/***************************************************/
private static FamilyInstance FamilyInstance_TwoLevelBased(Document document, FamilySymbol familySymbol, XYZ origin, Transform orientation, Element host, RevitSettings settings)
{
Level level = document.LevelBelow(origin, settings);
if (level == null)
{
return(null);
}
BuiltInCategory builtInCategory = (BuiltInCategory)familySymbol.Category.Id.IntegerValue;
StructuralType structuralType = builtInCategory.StructuralType();
FamilyInstance familyInstance = document.Create.NewFamilyInstance(origin, familySymbol, level, structuralType);
if (familyInstance == null)
{
return(null);
}
familyInstance.TwoLevelBasedByPointWarning();
XYZ x = orientation?.BasisX;
if (x != null)
{
if (Math.Abs(x.Z) > settings.AngleTolerance)
{
familyInstance.ProjectedOnXYWarning();
}
XYZ xdir = orientation.ProjectedX(settings);
double angle = XYZ.BasisX.AngleOnPlaneTo(xdir, XYZ.BasisZ);
if (Math.Abs(angle) > settings.AngleTolerance)
{
Line dir = Line.CreateBound(origin, origin + XYZ.BasisZ);
ElementTransformUtils.RotateElement(document, familyInstance.Id, dir, angle);
document.Regenerate();
}
}
if (host != null)
{
familyInstance.HostIgnoredWarning();
}
return(familyInstance);
}
/***************************************************/
/**** Private Methods - Curve Based ****/
/***************************************************/
private static FamilyInstance FamilyInstance_TwoLevelsBased(Document document, FamilySymbol familySymbol, Curve curve, Element host, RevitSettings settings)
{
Line line = curve as Line;
if (line == null)
{
familySymbol.LinearOnlyError();
return(null);
}
if (line.GetEndPoint(0).Z > line.GetEndPoint(1).Z)
{
familySymbol.InvalidTwoLevelLocationError();
return(null);
}
Level level = document.LevelBelow(line.GetEndPoint(0), settings);
if (level == null)
{
return(null);
}
BuiltInCategory builtInCategory = (BuiltInCategory)familySymbol.Category.Id.IntegerValue;
StructuralType structuralType = builtInCategory.StructuralType();
FamilyInstance familyInstance = document.Create.NewFamilyInstance(line, familySymbol, level, structuralType);
if (familyInstance == null)
{
return(null);
}
if (host != null)
{
familyInstance.HostIgnoredWarning();
}
return(familyInstance);
}