290 lines
12 KiB
C#
290 lines
12 KiB
C#
using System.Windows;
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using System.Windows.Input;
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using System.Windows.Media.Imaging;
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using Autodesk.Revit.DB;
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using Autodesk.Revit.DB.Structure;
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using Autodesk.Revit.UI;
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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 Microsoft.Xaml.Behaviors;
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using Nice3point.Revit.Toolkit.External.Handlers;
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// ReSharper disable ConditionIsAlwaysTrueOrFalse
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namespace ShrlAlgoToolkit.RevitAddins.RvCommon;
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public partial class InstanceCreatorViewModel : ObservableObject
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{
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public InstanceCreatorViewModel(UIDocument uiDocument)
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{
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this.uiDocument = uiDocument;
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document = uiDocument.Document;
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uiDocument.Application.Application.FamilyLoadedIntoDocument += Application_FamilyLoadedIntoDocument;
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GetAvailableFamilies();
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}
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private readonly UIDocument uiDocument;
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~InstanceCreatorViewModel()
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{
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uiDocument.Application.Application.FamilyLoadedIntoDocument -= Application_FamilyLoadedIntoDocument;
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}
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private void GetAvailableFamilies()
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{
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#if REVIT2018 || REVIT2020
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//过滤掉栏杆族
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var collector = document
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.OfClass<Family>()
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.Cast<Family>()
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.Where(
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f =>
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f.IsEditable
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&& !f.IsInPlace
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&& f.GetFamilySymbolIds().Any()
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&& f.FamilyCategory.Id.IntegerValue is not (-2000127 or -2009013 or -2005301 or -2009060)
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&& f.FamilyPlacementType
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is FamilyPlacementType.OneLevelBased
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or FamilyPlacementType.TwoLevelsBased
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or FamilyPlacementType.WorkPlaneBased
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or FamilyPlacementType.OneLevelBasedHosted
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)
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.OrderBy(f => f.Name)
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.ToList();
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#elif REVIT2025
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//过滤掉栏杆族
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var collector = document
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.OfClass<Family>()
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.Cast<Family>()
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.Where(
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f =>
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f.IsEditable
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&& !f.IsInPlace
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&& f.GetFamilySymbolIds().Any()
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&& f.FamilyCategory.Id.Value is not (-2000127 or -2009013 or -2005301 or -2009060)
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&& f.FamilyPlacementType
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is FamilyPlacementType.OneLevelBased
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or FamilyPlacementType.TwoLevelsBased
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or FamilyPlacementType.WorkPlaneBased
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or FamilyPlacementType.OneLevelBasedHosted
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)
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.OrderBy(f => f.Name)
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.ToList();
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#endif
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Families = collector;
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}
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private void Application_FamilyLoadedIntoDocument(object sender, Autodesk.Revit.DB.Events.FamilyLoadedIntoDocumentEventArgs e)
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{
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GetAvailableFamilies();
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}
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private readonly ActionEventHandler handler = new();
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[ObservableProperty]
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private BitmapSource image;
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[ObservableProperty]
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[NotifyCanExecuteChangedFor(nameof(RevitAddins.RvCommon.InstanceCreatorViewModel.PlaceInstancesCommand))]
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private bool canPlaceInstance = true;
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private readonly Document document;
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[ObservableProperty]
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private double offset;
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[ObservableProperty]
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private Family selectedFamily;
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[ObservableProperty]
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[NotifyCanExecuteChangedFor(nameof(RevitAddins.RvCommon.InstanceCreatorViewModel.PlaceInstancesCommand))]
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private FamilySymbol selectedFamilySymbol;
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[ObservableProperty]
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private List<Family> families;
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[ObservableProperty]
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private List<FamilySymbol> familySymbols;
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private bool CanPlace()
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{
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return SelectedFamilySymbol != null && CanPlaceInstance;
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}
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[RelayCommand(CanExecute = nameof(CanPlace))]
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private void PlaceInstances()
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{
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CanPlaceInstance = false;
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handler.Raise(_ =>
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{
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var family = SelectedFamily;
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var symbol = SelectedFamilySymbol;
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var d = Offset / 304.8;
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Reference reference;
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try
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{
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reference = uiDocument.Selection.PickObject(ObjectType.PointOnElement, new DwgElementSelection(), "请选择dwg链接的块参照");
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}
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catch (Autodesk.Revit.Exceptions.OperationCanceledException)
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{
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CanPlaceInstance = true;
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return;
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}
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//图层ID；
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//Document.HideDwgLayer(referenceFunc, out ElementId columnGraphicStyleId, out GeometryElement columnGeoElem);
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var dwg = document.GetElement(reference) as ImportInstance;
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var geoInstances = dwg.GetBlocksByRef(reference);
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var dwgTransform = dwg!.GetTotalTransform();
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if (geoInstances == null || !geoInstances.Any())
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{
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MessageBox.Show("选中块为子块或选中块的嵌套层级过深，请使用Tab来选择整体快", "识别失败", MessageBoxButton.OK, MessageBoxImage.Error);
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CanPlaceInstance = true;
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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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if (!symbol.IsActive)
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{
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symbol.Activate();
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}
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switch (family.FamilyPlacementType)
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{
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case FamilyPlacementType.OneLevelBased:
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foreach (var ins in geoInstances)
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{
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var level = document.ActiveView.GenLevel;
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var loc = ins.GetLocationPoint(dwgTransform, out var rotation);
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var familyInstance = document.Create.NewFamilyInstance(loc, symbol, level, StructuralType.NonStructural);
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document.Regenerate();
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ElementTransformUtils.RotateElement(document, familyInstance.Id, Line.CreateUnbound(loc, XYZ.BasisZ), rotation);
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document.Regenerate();
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var translation = XYZ.BasisZ * d;
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ElementTransformUtils.MoveElement(document, familyInstance.Id, translation);
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}
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break;
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case FamilyPlacementType.OneLevelBasedHosted:
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#if REVIT2018 || REVIT2020
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if (family.FamilyCategory.Id.IntegerValue is -2000023 or -2000014)
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#elif REVIT2025
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if (family.FamilyCategory.Id.Value is -2000023 or -2000014)
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#endif
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{
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var level = document.ActiveView.GenLevel;
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foreach (var ins in geoInstances)
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{
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var loc = ins.GetLocationPoint(dwgTransform, out var rotation);
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var minPoint = loc - new XYZ(0.4, 0.4, -level.Elevation);
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var maxPoint = loc + new XYZ(0.4, 0.4, level.Elevation + 1);
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var outline = new Outline(minPoint, maxPoint);
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var intersectsFilter = new BoundingBoxIntersectsFilter(outline);
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var intersect = document.OfClass<Wall>().WherePasses(intersectsFilter).FirstElement() as Wall;
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var point = loc + (XYZ.BasisZ * level.Elevation);
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document.Create.NewFamilyInstance(point, symbol, intersect, level, StructuralType.NonStructural);
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}
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}
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break;
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case FamilyPlacementType.TwoLevelsBased:
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foreach (var ins in geoInstances)
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{
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var level = document.ActiveView.GenLevel;
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var loc = ins.GetLocationPoint(dwgTransform, out var rotation);
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var familyInstance = document.Create.NewFamilyInstance(loc, symbol, level, StructuralType.NonStructural);
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document.Regenerate();
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ElementTransformUtils.RotateElement(document, familyInstance.Id, Line.CreateUnbound(loc, XYZ.BasisZ), rotation);
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document.Regenerate();
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var translation = XYZ.BasisZ * d;
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ElementTransformUtils.MoveElement(document, familyInstance.Id, translation);
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}
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break;
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case FamilyPlacementType.WorkPlaneBased:
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foreach (var ins in geoInstances)
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{
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var loc = ins.GetLocationPoint(dwgTransform, out var rotation);
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var familyInstance = document.Create.NewFamilyInstance(
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loc,
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symbol,
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document.ActiveView.SketchPlane,
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StructuralType.NonStructural
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);
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document.Regenerate();
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ElementTransformUtils.RotateElement(document, familyInstance.Id, Line.CreateUnbound(loc, XYZ.BasisZ), rotation);
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document.Regenerate();
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var translation = XYZ.BasisZ * d;
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ElementTransformUtils.MoveElement(document, familyInstance.Id, translation);
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}
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break;
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}
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CanPlaceInstance = true;
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},
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"实例布置"
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);
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});
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}
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//private static Dictionary<XYZ, string> WriteCode(UIApplication uiapp)
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//{
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// var application = uiapp.Application;
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// var uiDocument = uiapp.ActiveUIDocument;
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// var doc = uiDocument.Document;
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// Reference textRefer;
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// try
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// {
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// //图层ID；
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// textRefer = uiDocument.Selection.PickObject(
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// ObjectType.PointOnElement,
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// new FuncFilter(e => e is ImportInstance import && import.IsLinked && doc.GetElement(e.GetTypeId()) is CADLinkType),
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// "请选择“链接（非导入）”的Cad文字图层"
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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 null;
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// }
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// var dwg = doc.GetElement(textRefer) as ImportInstance;
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// var textLayerName = dwg.GetLayerName(textRefer);
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// var path = dwg.GetFilePath();
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// var dwgTransform = dwg.GetTotalTransform();
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// using ACadSharp.IO.DwgReader reader = new(path);
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// var cadDocument = reader.Read();
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// return cadDocument.Entities
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// .OfType<ACadSharp.Entities.TextEntity>()
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// .Where(e => e.Layer.Name == textLayerName)
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// .ToDictionary(
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// v =>
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// {
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// var loc = dwgTransform.OfPoint(new XYZ(v.InsertPoint.X, v.InsertPoint.Y, v.InsertPoint.Z));
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// return new XYZ(loc.X, loc.Y, 0);
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// },
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// e => e.Value
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// );
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//}
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partial void OnSelectedFamilyChanged(Family value)
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{
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var doc = value.Document;
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FamilySymbols = value.GetFamilySymbolIds().Select(id => doc.GetElement(id)).OfType<FamilySymbol>().ToList();
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}
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partial void OnSelectedFamilySymbolChanged(FamilySymbol value)
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{
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Image = value.GetPreviewImage(new System.Drawing.Size(128, 128)).ToBitmapSource();
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}
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}
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