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Szmedi.RvKits/MEPTools/MEPCurveSignViewModel.cs
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259
Szmedi.RvKits/MEPTools/MEPCurveSignViewModel.cs
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using System.Linq;
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using Autodesk.Revit.DB;
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using Autodesk.Revit.DB.Electrical;
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using Autodesk.Revit.DB.Mechanical;
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using Autodesk.Revit.DB.Plumbing;
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using Autodesk.Revit.UI;
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using Nice3point.Revit.Toolkit.External.Handlers;
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namespace Szmedi.RvKits.MEPTools
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{
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public partial class MEPCurveSignViewModel : ObservableValidator
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{
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private readonly ActionEventHandler handler;
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public MEPCurveSignViewModel()
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{
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handler = new ActionEventHandler();
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}
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[ObservableProperty]
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[NotifyCanExecuteChangedFor(nameof(BatchSignsCommand))]
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private string newSign = "生活给水管道";
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[ObservableProperty]
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[IsNumeric]
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[NotifyDataErrorInfo]
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[Minimum(0)]
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[NotifyCanExecuteChangedFor(nameof(CreateSignsCommand))]
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private double minSize = 50;
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[ObservableProperty]
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[IsNumeric]
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[NotifyDataErrorInfo]
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[Minimum(0)]
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[NotifyCanExecuteChangedFor(nameof(CreateSignsCommand))]
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private double minLength = 600;
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[ObservableProperty]
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private bool useArrow;
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[ObservableProperty]
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[NotifyCanExecuteChangedFor(nameof(CreateSignsCommand))]
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private bool containPipes;
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[ObservableProperty]
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[NotifyCanExecuteChangedFor(nameof(CreateSignsCommand))]
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private bool containDucts;
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[ObservableProperty]
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[NotifyCanExecuteChangedFor(nameof(CreateSignsCommand))]
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private bool containCableTrays;
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[ObservableProperty]
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[NotifyCanExecuteChangedFor(nameof(CreateSignsCommand))]
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private bool containConduits;
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private bool CanCreateSigns =>
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MinSize >= 0 &&
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MinLength >= 0 &&
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(ContainPipes || ContainDucts || ContainCableTrays || ContainConduits);
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[RelayCommand(CanExecute = nameof(CanCreateSigns))]
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private void CreateSigns()
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{
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handler.Raise(
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uiapp =>
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{
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Document doc = uiapp.ActiveUIDocument.Document;
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doc.Invoke(
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_ =>
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{
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var family = doc.OfClass<Family>()
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.Cast<Family>()
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.FirstOrDefault(f => f.Name == "机电管线标识");
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if (family == null)
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{
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var path = Path.Combine(GlobalVariables.DirAssembly, "FamilyLib", "2020", "机电管线标识.rfa");
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doc.LoadFamily(path, out family);
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}
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var symbol = doc.GetElement(family.GetFamilySymbolIds().FirstOrDefault()) as FamilySymbol;
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if (!symbol.IsActive)
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{
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symbol.Activate();
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}
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var mepCurves = doc.ActiveView
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.OfCollector()
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.OfClass(typeof(MEPCurve))
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.Cast<MEPCurve>()
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.Where(
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c => (c is Duct && ContainDucts) ||
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(c is CableTray && ContainCableTrays) ||
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(c is Pipe && ContainPipes) ||
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(c is Conduit && ContainConduits))
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.ToList();
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foreach (var mepCurve in mepCurves)
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{
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var conn = mepCurve.ConnectorManager.Connectors.OfType<Connector>().FirstOrDefault();
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var shape = conn.Shape;
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var locLine = mepCurve.GetLocCurve() as Line;
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if (locLine.Length - MinLength / 304.8 < 10e-6)
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{
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continue;
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}
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switch (shape)
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{
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case ConnectorProfileType.Round:
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if (mepCurve.Diameter - MinSize / 304.8 < 10e-6)
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{
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continue;
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}
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break;
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default:
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if (mepCurve.Width - MinSize / 304.8 < 10e-6)
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{
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continue;
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}
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break;
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}
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var centerPoint = locLine.Evaluate(0.5, true);
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Line l = Line.CreateUnbound(centerPoint, XYZ.BasisZ);
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if (locLine.Direction.CrossProduct(XYZ.BasisZ).IsAlmostEqualTo(XYZ.Zero))//立管
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{
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l = Line.CreateUnbound(centerPoint, XYZ.BasisX);
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}
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XYZ loc = null;
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XYZ referenceVector = XYZ.Zero;
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var options = new Options() { ComputeReferences = true, };
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var geoElem = mepCurve.get_Geometry(options);
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Face face = null;
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foreach (var obj in geoElem)
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{
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if (obj is Solid solid)
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{
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var faces = solid.Faces;
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if (faces == null || faces.Size == 0)
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{
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continue;
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}
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foreach (Face cface in faces)
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{
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var result = cface.Intersect(l, out var array);
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if (result == SetComparisonResult.Overlap)
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{
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face = cface;
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loc = array.get_Item(0).XYZPoint;
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var uv = array.get_Item(0).UVPoint;
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var faceNormal = face.ComputeNormal(uv);
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if (faceNormal.IsAlmostEqualTo(XYZ.BasisZ))
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{
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break;
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}
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}
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}
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if (face != null && loc != null)
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{
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break;
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}
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}
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}
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if (loc == null)
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{
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continue;
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}
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var instance = doc.Create
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.NewFamilyInstance(
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face, loc, referenceVector, symbol);
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doc.Regenerate();
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string systemName = string.Empty;
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switch (conn.Domain)
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{
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case Domain.DomainHvac:
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systemName = mepCurve.get_Parameter(BuiltInParameter.RBS_DUCT_SYSTEM_TYPE_PARAM).AsValueString();
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break;
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case Domain.DomainPiping:
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systemName = mepCurve.get_Parameter(BuiltInParameter.RBS_PIPING_SYSTEM_TYPE_PARAM).AsValueString();
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break;
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case Domain.DomainCableTrayConduit:
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systemName = mepCurve.get_Parameter(BuiltInParameter.RBS_CTC_SERVICE_TYPE).AsValueString();
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break;
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default:
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break;
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}
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if (string.IsNullOrEmpty(systemName))
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{
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systemName = "未定义管线";
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}
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var split = systemName.Split('_', '-');
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if (split.Length > 1)//具有多字段
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{
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systemName = split.LastOrDefault();
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}
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systemName = systemName.Replace("系统", "管道");
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instance.LookupParameter("机电管线标识").Set(systemName);
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instance.LookupParameter("显示箭头").Set(UseArrow ? 1 : 0);
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var refer = instance.HandOrientation;
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var normal = refer.CrossProduct(locLine.Direction);
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if (normal.IsAlmostEqualTo(XYZ.Zero))
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{
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continue;
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}
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var angle = refer.AngleTo(locLine.Direction);
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ElementTransformUtils.RotateElement(
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doc,
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instance.Id,
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Line.CreateUnbound(loc, normal),
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angle);
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}
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}, "创建管线标识");
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});
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}
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private bool CanBatchSigns =>
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!string.IsNullOrEmpty(NewSign);
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[RelayCommand(CanExecute = nameof(CanBatchSigns))]
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private void BatchSigns()
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{
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handler.Raise(
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uiapp =>
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{
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if (string.IsNullOrEmpty(NewSign))
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{
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return;
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}
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var uidoc = uiapp.ActiveUIDocument;
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var doc = uidoc.Document;
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var ids = uidoc.Selection.GetElementIds();
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var signs = doc.ActiveView.OfCollector().OfClass(typeof(FamilyInstance))
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.Cast<FamilyInstance>()
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.Where(e => e.Name == "机电管线标识")
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.ToList();
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if (ids.Count == 0)
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{
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TaskDialog.Show("提示", "请选择机电管线");
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return;
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}
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if (signs.Count == 0)
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{
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TaskDialog.Show("提示", "当前视图中没有机电管线标识的实例");
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return;
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}
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doc.Invoke(
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_ =>
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{
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foreach (var sign in signs)
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{
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if (sign.Host is MEPCurve host && ids.Contains(host.Id))
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{
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sign.GetParameters("机电管线标识").FirstOrDefault()?.Set(NewSign);
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}
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}
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}, "批处理标识");
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});
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}
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}
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}
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