493 lines
26 KiB
C#
493 lines
26 KiB
C#
using System.Diagnostics;
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using System.Windows;
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using Autodesk.Revit.DB;
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using Autodesk.Revit.UI.Selection;
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using CommunityToolkit.Mvvm.ComponentModel;
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using CommunityToolkit.Mvvm.Input;
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using Nice3point.Revit.Toolkit.External.Handlers;
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namespace Sai.RvKits.RvMEP;
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public partial class ClashResolveViewModel : ObservableObject
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{
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[ObservableProperty]
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private AdjustDirection adjustDirection;
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[ObservableProperty]
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private AdjustType adjustType = AdjustType.OneSide;
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/// <summary>
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/// 正在执行命令
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/// </summary>
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[ObservableProperty]
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[NotifyCanExecuteChangedFor(nameof(ResolveCommand))]
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private bool canRunning = true;
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[ObservableProperty]
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private double angle = 90.0;
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[ObservableProperty]
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private double offset = 800;
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[ObservableProperty]
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private LocationType locationType = LocationType.Manual;
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public ActionEventHandler ActionEventHandler { get; } = new();
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[RelayCommand]
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private void Closing()
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{
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//关闭窗口退出选择
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if (!CanRunning)
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{
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KeyIntPtrHelper.ActionEsc();
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}
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}
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[RelayCommand(CanExecute = nameof(CanRunning))]
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private void Resolve()
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{
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CanRunning = false;
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ActionEventHandler.Raise(uiapp =>
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{
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var uidoc = uiapp.ActiveUIDocument;
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var doc = uidoc.Document;
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MEPCurve mepCurveToBend = default;
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XYZ breakPoint1 = default;
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XYZ breakPoint2 = default;
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doc.Invoke(
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ts =>
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{
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try
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{
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switch (LocationType)
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{
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case LocationType.Manual:
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{
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var reference1 = uidoc.Selection.PickObject(
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ObjectType.PointOnElement,
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new FuncFilter(
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e =>
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e is MEPCurve mepCurve and not InsulationLiningBase
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&& mepCurve.GetLocCurve() is Line line
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&& !line.Direction.CrossProduct(XYZ.BasisZ).IsAlmostEqualTo(XYZ.Zero)
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),
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"请选择翻弯的管线上的点"
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);
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mepCurveToBend = doc.GetElement(reference1) as MEPCurve;
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if (mepCurveToBend.Pinned)
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{
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MessageBox.Show("错误", "请解锁图元");
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CanRunning = true;
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return;
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}
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var reference2 = uidoc.Selection.PickObject(
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ObjectType.PointOnElement,
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new FuncFilter(e => e.Id == mepCurveToBend!.Id),
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"请选择另一个翻弯管线上的点或确定单侧翻弯的需要偏移一侧"
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);
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//两个断点,breakPoint1距离原直线起点近，反向时，交换值
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breakPoint1 = mepCurveToBend.GetLocCurve().Project(reference1.GlobalPoint).XYZPoint;
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breakPoint2 = mepCurveToBend.GetLocCurve().Project(reference2.GlobalPoint).XYZPoint;
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}
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break;
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case LocationType.Reference:
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{
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var reference = uidoc.Selection.PickObject(
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ObjectType.Element,
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new FuncFilter(
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e =>
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e is MEPCurve mepCurve and not InsulationLiningBase
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&& mepCurve.GetLocCurve() is Line line
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&& !line.Direction.CrossProduct(XYZ.BasisZ).IsAlmostEqualTo(XYZ.Zero)
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),
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"请选择参照的管线"
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);
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//参考的管线定位
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var referenceMEPCurve = doc.GetElement(reference);
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var referenceLine = referenceMEPCurve.GetLocCurve() as Line;
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var reference1 = uidoc.Selection.PickObject(
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ObjectType.PointOnElement,
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new FuncFilter(
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e =>
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e is MEPCurve mepCurve and not InsulationLiningBase
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&& mepCurve.GetLocCurve() is Line line
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&& !line.Direction.CrossProduct(XYZ.BasisZ).IsAlmostEqualTo(XYZ.Zero)
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&& e.Id != referenceMEPCurve!.Id
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),
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"请选择翻弯的管线或确定单侧翻弯的需要偏移一侧"
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);
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//翻弯的管线定位
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mepCurveToBend = doc.GetElement(reference1) as MEPCurve;
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var bendLine = mepCurveToBend.GetLocCurve() as Line;
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var result = bendLine!.Intersect(referenceLine, out var array);
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XYZ intersectPoint = default;
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switch (result)
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{
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case SetComparisonResult.Overlap:
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intersectPoint = array.get_Item(0).XYZPoint;
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break;
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case SetComparisonResult.Disjoint:
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{
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IList<ClosestPointsPairBetweenTwoCurves> points =
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[];
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bendLine.ComputeClosestPoints(referenceLine, true, true, false, out points);
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var point = points.FirstOrDefault()?.XYZPointOnFirstCurve;
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if (bendLine.IsInsideEx(point, 0.2))
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{
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intersectPoint = point;
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}
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break;
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}
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}
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breakPoint1 = intersectPoint - (bendLine.Direction * Offset / 304.8);
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breakPoint2 = intersectPoint + (bendLine.Direction * Offset / 304.8);
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if (
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reference1.GlobalPoint.DistanceTo(breakPoint1)
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< reference1.GlobalPoint.DistanceTo(breakPoint2)
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) //距离近的是breakpoint2
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{
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(breakPoint1, breakPoint2) = (breakPoint2, breakPoint1);
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}
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if (
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intersectPoint == default
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|| !bendLine.IsInsideEx(breakPoint1, 0.2)
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|| !bendLine.IsInsideEx(breakPoint2, 0.2)
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)
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{
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return;
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}
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}
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break;
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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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CanRunning = true;
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return;
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}
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var originBaseLine = mepCurveToBend.GetLocCurve() as Line;
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var baseLine = originBaseLine!.Clone() as Line;
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//原管线的方向
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var direction = baseLine?.Direction;
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var startPoint = baseLine!.GetEndPoint(0);
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var endPoint = baseLine.GetEndPoint(1);
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var breakLine = Line.CreateBound(breakPoint1, breakPoint2);
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//var minLength = mepCurveToBend.GetConnectors().OfType<Connector>().FirstOrDefault().GetExtensionLength();
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//if (breakLine.Length < minLength)
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//{
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// return;
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//}
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var translateDirection = AdjustDirection switch
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{
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AdjustDirection.Up => XYZ.BasisZ,
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AdjustDirection.Down => -XYZ.BasisZ,
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AdjustDirection.Left => XYZ.BasisZ.CrossProduct(breakLine.Direction),
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AdjustDirection.Right => -XYZ.BasisZ.CrossProduct(breakLine.Direction),
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_ => null
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};
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switch (AdjustType)
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{
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case AdjustType.OneSide:
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{
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MEPCurve baseMepCurve1;
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MEPCurve baseMepCurve2;
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var newMepCurveId = mepCurveToBend.BreakByPoint(breakPoint1);
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var newMepCurve = doc.GetElement(newMepCurveId) as MEPCurve;
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//baseMepCurve2始终是打断后生成的新管线，并且是需要偏移的管线
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if ((newMepCurve.GetLocCurve() as Line).IsInsideEx(breakPoint2))
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{
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baseMepCurve1 = mepCurveToBend;
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baseMepCurve2 = newMepCurve;
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}
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else
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{
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baseMepCurve1 = newMepCurve;
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baseMepCurve2 = mepCurveToBend;
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}
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//移动新生成的管线
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ElementTransformUtils.MoveElement(
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doc,
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baseMepCurve2.Id,
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translateDirection * Offset / 304.8
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);
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doc.Regenerate();
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////偏移变换
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//var translateTransform = Transform.CreateTranslation(translateDirection * Offset / 304.8);
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//
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//var originOffsetUnboundLine = baseLine.CreateTransformed(translateTransform) as Line;
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//需要偏移直线定位线
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var originOffsetUnboundLine = baseMepCurve2.GetLocCurve();
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//用于判断交点是否在偏移后的直线内，避免生成不了
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var originOffsetLine = originOffsetUnboundLine.Clone() as Line;
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originOffsetUnboundLine.MakeUnbound();
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var radian = Angle.ToRadian();
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//反向时角度取补角
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if (breakLine.Direction.IsAlmostEqualTo(-direction))
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{
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radian = (180 - Angle).ToRadian();
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}
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var rotation = Transform.CreateRotationAtPoint(
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direction.CrossProduct(translateDirection),
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radian,
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breakPoint1
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);
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//因为原来的管线可能被移动，所以用baseline的克隆线
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var unboundAngleLine = baseLine.CreateTransformed(rotation) as Line;
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unboundAngleLine!.MakeUnbound();
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//偏移管线与倾斜管线交点
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var offsetIntersectPoint = originOffsetUnboundLine.IntersectionPoint(unboundAngleLine);
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var isInside = originOffsetLine.IsInsideEx(offsetIntersectPoint); //当角度线于偏移直线交点在偏移直线内时
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//var flag2 = breakPoint1!.DistanceTo(offsetIntersectPoint) > minLength; //偏移间距大于一定一定值
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if (!isInside)
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{
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MessageBox.Show("管线偏移角度过大或过小，导致交点不在偏移的管线范围内");
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break;
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}
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//if (!flag2)
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//{
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// MessageBox.Show("管线偏移距离过近");
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// break;
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//}
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//if (isInside)
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else
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{
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var angleLine = Line.CreateBound(breakPoint1, offsetIntersectPoint);
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var angleMepCurve = mepCurveToBend.CopyAndSetLocationCurve(angleLine);
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//拿到角度管的偏移交点处的连接件
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var angleMEPCurveIntersectPointConnector = angleMepCurve
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.GetConnectors(true)
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.GetNearestConnector(offsetIntersectPoint);
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//移动后的管线原有的连接件中，不用连接角度曲线的连接件，用来确定移动后管线的定位线
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Connector originOffsetConnector = null;
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foreach (Connector conn in baseMepCurve2.GetConnectors(true))
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{
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//90度时，偏移管线的两个连接都是90度，但要选择偏移管原有的，非打断处的连接件
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if (
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conn.CoordinateSystem.BasisZ.DotProduct(
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angleMEPCurveIntersectPointConnector.CoordinateSystem.BasisZ
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) >= 0
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&& !offsetIntersectPoint.IsAlmostEqualTo(conn.Origin)
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) //锐角
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{
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originOffsetConnector = conn;
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break;
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}
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}
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//if (originOffsetConnector != null && offsetIntersectPoint.DistanceTo(originOffsetConnector.Origin) > minLength)
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if (originOffsetConnector != null)
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{
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var finalOffsetLine = Line.CreateBound(
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offsetIntersectPoint,
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originOffsetConnector.Origin
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);
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baseMepCurve2.SetLocationCurve(finalOffsetLine);
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}
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try
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{
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var conn1 = ConnectorAssist.GetNearestConnectors(
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baseMepCurve1,
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angleMepCurve
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);
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doc.Create.NewElbowFitting(conn1[0], conn1[1]);
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var conn2 = ConnectorAssist.GetNearestConnectors(
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angleMepCurve,
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baseMepCurve2
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);
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doc.Create.NewElbowFitting(conn2[0], conn2[1]);
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}
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catch (Exception ex)
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{
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Debug.WriteLine(ex.Message);
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ex.Message.ToLog();
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}
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}
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}
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break;
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case AdjustType.TwoSide:
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{
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MEPCurve baseMepCurve1;
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MEPCurve baseMepCurve2;
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//选择点的方向与原直线方向相反时，使得breakPoint1~breakPoint2始终与原直线同向
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if (breakLine.Direction.IsAlmostEqualTo(-baseLine.Direction))
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{
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//交换值
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(breakPoint1, breakPoint2) = (breakPoint2, breakPoint1);
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}
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//doc.Regenerate();
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//偏移变换
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var translateTransform = Transform.CreateTranslation(
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translateDirection * Offset / 304.8
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);
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//偏移直线
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var offsetLine = baseLine.CreateTransformed(translateTransform) as Line;
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offsetLine!.MakeUnbound();
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//根据角度旋转的矩阵变换，创建变换后的直线
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//第一个交点
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var rotateTransform1 = Transform.CreateRotationAtPoint(
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direction.CrossProduct(translateDirection),
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Angle.ToRadian(),
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breakPoint1
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);
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var angleLine1 = baseLine.CreateTransformed(rotateTransform1) as Line;
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angleLine1!.MakeUnbound();
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var offsetPoint1 = offsetLine.IntersectionPoint(angleLine1);
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//根据角度旋转的矩阵变换，创建变换后的直线
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//第二个交点
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var rotateTransform2 = Transform.CreateRotationAtPoint(
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direction.CrossProduct(translateDirection),
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(180 - Angle).ToRadian(),
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breakPoint2
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);
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var angleLine2 = baseLine.CreateTransformed(rotateTransform2) as Line;
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angleLine2!.MakeUnbound();
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var offsetPoint2 = offsetLine.IntersectionPoint(angleLine2);
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var b = Line.CreateBound(offsetPoint1, offsetPoint2);
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if (b.Direction.IsAlmostEqualTo(-baseLine.Direction))
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{
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Debug.WriteLine("翻弯的管线交叉");
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MessageBox.Show(
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"两点距离太近，无法翻弯",
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"提醒",
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MessageBoxButton.OK,
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MessageBoxImage.Information
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);
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ts.RollBack();
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break;
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}
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var newMepCurveId = mepCurveToBend.BreakByPoint(breakPoint1);
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var newMepCurve = doc.GetElement(newMepCurveId) as MEPCurve;
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//判断打断生成的新管线的位置是原管线的前端还是后端
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if ((newMepCurve.GetLocCurve() as Line).IsInsideEx(breakPoint2)) //后端
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{
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baseMepCurve1 = mepCurveToBend;
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baseMepCurve2 = newMepCurve;
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}
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else
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{
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baseMepCurve1 = newMepCurve;
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baseMepCurve2 = mepCurveToBend;
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}
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//第一条管线
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var newBaseLine1 = Line.CreateBound(startPoint, breakPoint1);
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//第二条管线
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var newBaseLine2 = Line.CreateBound(breakPoint2, endPoint);
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baseMepCurve1.SetLocationCurve(newBaseLine1);
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baseMepCurve2.SetLocationCurve(newBaseLine2);
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//生成的偏移线方向相反时，会导致两条翻弯的管线交叉
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//第一根翻弯管
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var firstMepCurve = mepCurveToBend.CopyAndSetLocationCurve(
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Line.CreateBound(breakPoint1, offsetPoint1)
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);
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//偏移管
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var secondMepCurve = mepCurveToBend.CopyAndSetLocationCurve(
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Line.CreateBound(offsetPoint1, offsetPoint2)
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);
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//第二根翻弯管
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var thirdMepCurve = mepCurveToBend.CopyAndSetLocationCurve(
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Line.CreateBound(offsetPoint2, breakPoint2)
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);
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doc.Regenerate();
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try
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{
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var connectors1 = ConnectorAssist.GetNearestConnectors(
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baseMepCurve1,
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firstMepCurve
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);
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doc.Create.NewElbowFitting(connectors1[0], connectors1[1]);
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var connectors4 = ConnectorAssist.GetNearestConnectors(
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thirdMepCurve,
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baseMepCurve2
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);
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doc.Create.NewElbowFitting(connectors4[0], connectors4[1]);
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}
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catch (Autodesk.Revit.Exceptions.InvalidOperationException)
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{
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MessageBox.Show("角度过大或过小", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
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}
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catch (Exception ex)
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{
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ex.Message.ToLog();
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}
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try
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{
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var connectors2 = ConnectorAssist.GetNearestConnectors(
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firstMepCurve,
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secondMepCurve
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);
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doc.Create.NewElbowFitting(connectors2[0], connectors2[1]);
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var connectors3 = ConnectorAssist.GetNearestConnectors(
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secondMepCurve,
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thirdMepCurve
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);
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doc.Create.NewElbowFitting(connectors3[0], connectors3[1]);
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}
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catch (Autodesk.Revit.Exceptions.InvalidOperationException)
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{
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MessageBox.Show("角度过大或过小", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
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}
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catch (Exception ex)
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{
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ex.Message.ToLog();
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}
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}
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break;
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}
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},
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"碰撞处理"
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);
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CanRunning = true;
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});
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}
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}
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public enum LocationType
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{
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Manual,
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Reference
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}
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public enum AdjustType
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{
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TwoSide,
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OneSide
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}
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public enum AdjustDirection
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{
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Up,
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Down,
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Left,
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Right
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}
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