252 lines
12 KiB
C#
252 lines
12 KiB
C#
using System.Collections.Generic;
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using System.Linq;
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using Bentley.DgnPlatformNET;
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using Bentley.DgnPlatformNET.DgnEC;
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using Bentley.DgnPlatformNET.Elements;
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using Bentley.ECObjects.Instance;
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using Bentley.GeometryNET;
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using Bentley.MstnPlatformNET;
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using Bentley.MstnPlatformNET.InteropServices;
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namespace Mstn.Toolkit.Helpers
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{
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public class CellHelper
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{
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/// <summary>
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/// 创建单元
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/// </summary>
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/// <param name="cellName"></param>
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/// <param name="listElems">创建单元组成元素集</param>
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public static CellHeaderElement CreateCell(string cellName, List<Element> listElems)
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{
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DgnModel dgnModel = Session.Instance.GetActiveDgnModel();//获得创建文本元素的模型空间
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DPoint3d ptOri = new();//设置单元放置位置
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DMatrix3d rMatrix = DMatrix3d.Identity;//设置变换矩阵
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CellHeaderElement cellHeaderEle = new(dgnModel, cellName, ptOri, rMatrix, listElems);//创建单元
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cellHeaderEle.AddToModel();//将单元写入模型空间
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return cellHeaderEle;
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}
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/// <summary>
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/// 创建共享单元
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/// </summary>
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/// <param name="cellName"></param>
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/// <param name="elements">子元素集</param>
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public static SharedCellElement CreateSharedCell(string cellName, params Element[] elements)
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{
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DgnModel dgnModel = Session.Instance.GetActiveDgnModel();//获得创建文本元素的模型空间
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SharedCellDefinitionElement sharedCellDefinition = new(dgnModel, cellName);//创建共享单元定义元素
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foreach (var elem in elements)
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{
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sharedCellDefinition.AddChildElement(elem);//将构成元素添加到共享单元定义元素中
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}
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sharedCellDefinition.AddChildComplete();//添加构件完成
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sharedCellDefinition.AddToModel();//将共享单元定义元素写入模型
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DPoint3d origin = DPoint3d.Zero;//设置插入点坐标
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DPoint3d scale = new(1, 1, 1);//设置缩放比例
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SharedCellElement sharedCell = new(dgnModel, null, cellName, origin, DMatrix3d.Identity, scale);//创建共享单元元素
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sharedCell.SetDefinitionId(sharedCellDefinition.ElementId);//指定该共享单元的定义元素
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TransformInfo transInfo = new(DTransform3d.Identity);//创建变换信息
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sharedCell.ApplyTransform(transInfo);//对共享单元元素应用变换信息
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sharedCell.AddToModel();//将共享单元添加到模型中
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return sharedCell;
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}
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public static void AttachCellLib(string CellLibraryName)
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{
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Bentley.Interop.MicroStationDGN.Application msApp = Bentley.MstnPlatformNET.InteropServices.Utilities.ComApp;
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msApp.AttachCellLibrary(CellLibraryName);
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//DgnModel dgnModel = Session.Instance.GetActiveDgnModel();//获得创建文本元素的模型空间
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//var dgnFile = Session.Instance.GetActiveDgnFile();
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//dgnModel.FindApplicationData(dgnFile);
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}
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public static void DetachCellLibs()
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{
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Bentley.Interop.MicroStationDGN.Application msApp = Bentley.MstnPlatformNET.InteropServices.Utilities.ComApp;
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msApp.DetachCellLibrary();
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//DgnModel dgnModel = Session.Instance.GetActiveDgnModel();//获得创建文本元素的模型空间
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//var dgnFile = Session.Instance.GetActiveDgnFile();
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//dgnModel.FindApplicationData(dgnFile);
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}
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/// <summary>
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/// 确定单元模型
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/// </summary>
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/// <param name="name">单元名称</param>
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/// <returns></returns>
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private static DgnModel LocateCellModel(string name)
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{
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var opts = CellLibraryOptions.Include3d | CellLibraryOptions.IncludeAllLibraries | CellLibraryOptions.IncludeParametric;
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var libs = new CellLibraryCollection(opts);
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DgnModel cellModel = null;
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foreach (var lib in libs)
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{
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MessageCenter.Instance.ShowInfoMessage(lib.Name, lib.Name, false);
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if (name.Equals(lib.Name))
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{
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cellModel = lib.File.LoadRootModelById(out StatusInt status, lib.File.FindModelIdByName(lib.Name), true, false, true);
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break;
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}
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}
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return cellModel;
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}
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/// <summary>
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/// 获取连接的单元库
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/// </summary>
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/// <returns></returns>
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public static CellLibraryCollection GetCellLibs()
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{
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return new CellLibraryCollection(CellLibraryOptions.DefaultAll);
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}
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/// <summary>
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/// 变换的合法性
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/// </summary>
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/// <param name="trans"></param>
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public static void Legal(DTransform3d trans)
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{
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if (!trans.Matrix.IsRigid())//刚性矩阵，旋转 + 平移，行列式为 +1（排除镜像）。所有缩放因子为 1（无拉伸/压缩）。
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{
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MessageCenter.Instance.ShowErrorMessage("变换矩阵非刚性", null, true);//输出参数化单元定义声明失败的提示
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return;
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}
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if (!trans.Matrix.IsOrthogonal())//正交矩阵，用于旋转，行列式为 ±1（+1 是旋转，-1 是镜像）。
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{
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MessageCenter.Instance.ShowErrorMessage("变换矩阵非正交", null, true);//输出参数化单元定义声明失败的提示
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return;
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}
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if (!trans.Matrix.IsDiagonal())//对角矩阵，缩放
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{
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MessageCenter.Instance.ShowErrorMessage("变换矩阵非正交", null, true);//输出参数化单元定义声明失败的提示
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return;
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}
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}
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/// <summary>
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/// 导入参数化单元
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/// </summary>
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/// <param name="cellFilePath"></param>
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/// <param name="cellName"></param>
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public static void ImportParametricCellElement(string cellFilePath, string cellName, DTransform3d trans, Dictionary<string, object> parametersDict = null)
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{
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DgnDocument document = DgnDocument.CreateForLocalFile(cellFilePath);//根据路径获取单元库文件
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DgnFileOwner owner = DgnFile.Create(document, DgnFileOpenMode.ReadOnly);//声明可读取文件信息的DgnFile对象
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DgnFile cellFile = owner.DgnFile;//获得读取文件信息的对象
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cellFile.LoadDgnFile(out StatusInt fileLoadStatus);//读取文件信息
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if (fileLoadStatus == StatusInt.Error)//若读取失败则返回
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{
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return;
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}
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ModelId id = cellFile.FindModelIdByName(cellName);//根据单元名称获取对应单元的模型ID
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DgnModel cellModel = cellFile.LoadRootModelById(out StatusInt modelLoadStatus, id);//根据模型ID获取对应的模型空间
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if (modelLoadStatus == StatusInt.Error)// 若读取失败则返回
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{
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return;
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}
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DgnFile dgnFile = Session.Instance.GetActiveDgnFile();//获取当前激活的文件
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DgnModel dgnModel = Session.Instance.GetActiveDgnModel();//获取当前激活的模型
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ParametricCellDefinitionElement pcDef = ParametricCellDefinitionElement.FindByName(cellName, dgnFile);//根据名称在文件中获取对应的参数化定义元素
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if (null == pcDef)//判断是否存在指定的参数化模型定义
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{
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DgnComponentDefinitionHandler hdlr = DgnComponentDefinitionHandler.GetForModel(cellModel);//获得模型中的定义句柄
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ParameterStatus status = hdlr.DefinitionModelHandler.CreateCellDefinition(dgnFile);//声明单元定义
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if (ParameterStatus.Success == status)//判断是否声明成功
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{
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pcDef = ParametricCellDefinitionElement.FindByName(cellName, dgnFile);//根据名称在文件中获取对应的参数化定义元素
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}
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else
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{
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MessageCenter.Instance.ShowErrorMessage("创建单元定义错误", null, true);//输出参数化单元定义声明失败的提示
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return;
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}
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}
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if (pcDef != null)//判断参数化单元定义是否成功声明
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{
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ParametricCellElement pc = ParametricCellElement.Create(pcDef, null, dgnModel);//使用参数化定义声明参数化元素
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IDgnECInstance inst = pc.Parameters as IDgnECInstance;
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if (parametersDict != null)
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{
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foreach (var paramPair in parametersDict)
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{
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var key = paramPair.Key;
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var value = paramPair.Value;
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IECArrayValue arr = inst.GetPropertyValue("ParameterValuesContainer") as IECArrayValue;
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foreach (IECStructValue entry in arr)
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{
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if (entry.Any(prop => prop.TryGetStringValue(out var str) && str == paramPair.Key))
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{
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entry.SetValue("Adhoc_Value", value);
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}
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}
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}
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}
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inst.ScheduleChanges(pc);
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//DTransform3d trans = DTransform3d.Identity;//声明变换几何
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TransformInfo transInfo = new(trans);//声明变换信息
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pc.ApplyTransform(transInfo);//对参数化单元进行变换
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pc.AddToModel();//将参数化单元元素写入模型
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}
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}
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/// <summary>
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/// 参数化单元名称
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/// </summary>
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/// <param name="pcName"></param>
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public static void CreateParametricCell(string pcName, DTransform3d trans, Dictionary<string, object> parametersDict = null)
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{
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//const string setName = "Standard";
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var dgnFile = Session.Instance.GetActiveDgnFile();
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var dgnModel = Session.Instance.GetActiveDgnModel();
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var pcDef = ParametricCellDefinitionElement.FindByName(pcName, dgnFile);
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if (null == pcDef) //Not find cell def in active design file
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{
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var cellModel = LocateCellModel(pcName);
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if (null == cellModel)
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{
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MessageCenter.Instance.ShowInfoMessage("未找到单元", null, true);
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return;
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}
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var hdlr = DgnComponentDefinitionHandler.GetForModel(cellModel);
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var status = hdlr.DefinitionModelHandler.CreateCellDefinition(dgnFile);
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if (ParameterStatus.Success == status)
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pcDef = ParametricCellDefinitionElement.FindByName(pcName, dgnFile);
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else
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{
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MessageCenter.Instance.ShowInfoMessage("创建单元定义错误", null, true);
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return;
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}
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}
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//IECStructArrayValue, IECArrayValue, IECStructValue, IECPropertyValue
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//Utilities.ComApp.CreateCellElement2(pcName,ref )
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var pc = ParametricCellElement.Create(pcDef, /*setName*/"", dgnModel);
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IDgnECInstance inst = pc.Parameters as IDgnECInstance;
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if (parametersDict != null)
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{
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foreach (var paramPair in parametersDict)
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{
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var key = paramPair.Key;
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var value = paramPair.Value;
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IECArrayValue arr = inst.GetPropertyValue("ParameterValuesContainer") as IECArrayValue;
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foreach (IECStructValue entry in arr)
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{
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if (entry.Any(prop => prop.TryGetStringValue(out var str) && str == paramPair.Key))
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{
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entry.SetValue("Adhoc_Value", value);
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}
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}
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}
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}
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inst.ScheduleChanges(pc);
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//DTransform3d trans = DTransform3d.Identity;
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//trans.Translation = new DVector3d(1000, 2000, 3000); //UOR unit
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TransformInfo transInfo = new(trans);
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pc.ApplyTransform(transInfo);
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pc.AddToModel();
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}
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}
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}
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