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195
Sai.RvKits/RvMEP/MoveConnectCmd.cs
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195
Sai.RvKits/RvMEP/MoveConnectCmd.cs
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using System.Windows;
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using Autodesk.Revit.Attributes;
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using Autodesk.Revit.DB;
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using Nice3point.Revit.Toolkit.External;
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namespace Sai.RvKits.RvMEP;
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[Transaction(TransactionMode.Manual)]
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[Regeneration(RegenerationOption.Manual)]
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public class MoveConnectCmd : ExternalCommand
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{
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public override void Execute()
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{
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Reference baseReference;
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Reference moveReference;
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try
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{
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FuncFilter filter =
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new(
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e =>
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((e is MEPCurve mep and not InsulationLiningBase) && mep.GetConnectors(true).Size > 0)
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|| (
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e is FamilyInstance instance
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&& instance.MEPModel.ConnectorManager != null
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&& instance.MEPModel.ConnectorManager.UnusedConnectors.Size > 0
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)
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);
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baseReference = UiDocument.Selection.PickObject(
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Autodesk.Revit.UI.Selection.ObjectType.Element,
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filter,
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"请选择基准的管线、管件、设备实例"
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);
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FuncFilter filter1 =
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new(
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e =>
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e.Id != baseReference.ElementId
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&& ((e is MEPCurve mep and not InsulationLiningBase) && mep.GetConnectors(true).Size > 0)
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|| (
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e is FamilyInstance instance
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&& instance.MEPModel.ConnectorManager != null
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&& instance.MEPModel.ConnectorManager.UnusedConnectors.Size > 0
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)
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);
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moveReference = UiDocument.Selection.PickObject(
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Autodesk.Revit.UI.Selection.ObjectType.Element,
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filter,
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"请选择需要移动连接的管线、管件、设备实例"
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);
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}
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catch (Autodesk.Revit.Exceptions.OperationCanceledException)
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{
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return;
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}
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var baseElement = Document.GetElement(baseReference);
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var elementToMove = Document.GetElement(moveReference);
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var list = ConnectorAssist.GetNearestDomainConnectors(baseElement, elementToMove);
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if (list.Count != 2)
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{
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MessageBox.Show("缺少可连接的连接件", "提示");
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return;
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}
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Document.Invoke(
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_ =>
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{
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var conn1 = list[0];
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var conn2 = list.Last();
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//if (conn1.Domain != conn2.Domain)//类型不一样不能连接
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//{
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// return;
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//}
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var origin1 = conn1.Origin;
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var origin2 = conn2.Origin;
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var direction1 = conn1.CoordinateSystem.BasisZ;
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var direction2 = conn2.CoordinateSystem.BasisZ;
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//夹角
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var radian = Math.Acos(direction1.DotProduct(direction2));
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//都是管线，角度小于135,主次分支对齐连接，仅支持中心对齐
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if (
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baseElement is MEPCurve mainMEPCurve
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&& elementToMove is MEPCurve branchMEPCurve
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&& radian < 135.0.ToRadian()
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)
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{
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//if ((conn2.Shape == ConnectorProfileType.Oval || conn2.Shape == ConnectorProfileType.Rectangular))
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//{
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// var verticalJustification = mainMEPCurve.get_Parameter(BuiltInParameter.RBS_CURVE_VERT_OFFSET_PARAM);
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// var delta = XYZ.BasisZ * (branchMEPCurve.Height / 2 - mainMEPCurve.Height / 2);
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// //底部
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// if (verticalJustification.AsInteger() == 1)
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// {
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// origin2 -= delta;
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// }
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// //顶部
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// if (verticalJustification.AsInteger() == 2)
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// {
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// origin2 += delta;
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// }
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//}
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//管线所在的垂直于xoy平面的面法向
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var normal = XYZ.BasisZ.CrossProduct(direction2);
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//如果是立管，则取不移动的管线的方向，过移动管线做平面
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if (normal.IsZeroLength())
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{
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normal = direction1;
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}
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var plane = Plane.CreateByNormalAndOrigin(normal, origin2);
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//找到交点
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var intersectPoint = plane.IntersectPoint(Line.CreateUnbound(origin1, direction1));
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//不相交则直接移动
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if (intersectPoint == null)
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{
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ElementTransformUtils.MoveElement(Document, elementToMove!.Id, origin1 - origin2);
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}
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else
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{
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//避免交点在原管线外，导致反向连接
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if ((mainMEPCurve.GetLocCurve() as Line).IsInsideEx(intersectPoint, 0.5))
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{
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ElementTransformUtils.MoveElement(Document, elementToMove!.Id, intersectPoint - origin2);
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}
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else
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{
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ElementTransformUtils.MoveElement(Document, elementToMove!.Id, origin1 - origin2);
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}
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}
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mainMEPCurve.ConnectTo(branchMEPCurve);
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}
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else
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{
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if (baseElement is MEPCurve baseMEPCurve && elementToMove is MEPCurve moveMEPCurve)
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{
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if (
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(
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conn2.Shape == ConnectorProfileType.Oval
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|| conn2.Shape == ConnectorProfileType.Rectangular
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)
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)
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{
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var verticalJustification = baseMEPCurve.get_Parameter(
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BuiltInParameter.RBS_CURVE_VERT_OFFSET_PARAM
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);
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var delta = XYZ.BasisZ * (baseMEPCurve.Height / 2 - moveMEPCurve.Height / 2);
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//底部
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if (verticalJustification.AsInteger() == 1)
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{
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origin2 += delta;
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}
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//顶部
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if (verticalJustification.AsInteger() == 2)
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{
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origin2 -= delta;
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}
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}
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}
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var xyz = origin1 - origin2;
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Document.InvokeSub(_ =>
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{
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if (!xyz.IsZeroLength())
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{
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ElementTransformUtils.MoveElement(Document, elementToMove!.Id, xyz);
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}
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});
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if (direction1.IsAlmostEqualTo(direction2.Negate())) //对齐
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{
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conn1.ConnectByFitting(conn2);
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}
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else
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{
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var xyz2 = direction1.CrossProduct(direction2); //旋转轴方向
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if (direction1.IsAlmostEqualTo(direction2))
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{
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xyz2 = conn1.CoordinateSystem.BasisY;
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}
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var line = Line.CreateUnbound(origin1, xyz2);
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var angle = direction1.AngleTo(direction2);
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//互补角
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var complementaryAngle = Math.PI - angle;
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ElementTransformUtils.RotateElement(Document, elementToMove!.Id, line, complementaryAngle);
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conn1.ConnectByFitting(conn2);
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}
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}
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},
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"移动连接"
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);
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}
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}
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