298 lines
13 KiB
C#
298 lines
13 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Text;
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using System.Windows;
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//using Bentley.DgnPlatform;
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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.ECObjects.Schema;
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using Bentley.ECObjects.XML;
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using Bentley.MstnPlatformNET;
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using Mstn.Toolkit.Extensions;
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namespace Mstn.Toolkit.Extensions
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{
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/// <summary>
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/// EC扩展类
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/// </summary>
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/// <remarks>
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//ECRepository 就相当于某某项目施工图项目阶段/整个数据库系统
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//ECSchema 就相当于结构专业/数据库的定义 ItemTypesLibrary包含多个ItemType
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//ecClass 就相当于结构柱明细表/数据库中表的定义 ItemType包含多个ECProperty
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//ECProperty 就相当于结构柱属性定义（钢筋型号，混凝土强度，混凝土保护层厚度）/表结构中每一列的定义
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//ECInstance 就相当于指定某个结构柱/每个表中的每一行
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//ECPropertyValue 就相当于该结构柱的属性值（如钢筋混凝土强度为C40，钢筋型号HRB400，混凝土保护层厚度取35）/每一行中的每一个单元
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//ECClass加上所产生的ECInstances 就相当于该项目的柱明细表/一个数据库所有的表格
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/// </remarks>
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public static class EngineeringContentExtensions
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{
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/// <summary>
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/// 挂接ItemType到元素
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/// </summary>
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/// <param name="elem"></param>
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/// <param name="itemLibName"></param>
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/// <param name="itemTypeName"></param>
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public static void AttachItemType(this Element elem, string itemLibName, string itemTypeName)
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{
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DgnFile dgnFile = Session.Instance.GetActiveDgnFile();//获得当前激活的文件
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DgnModel dgnModel = Session.Instance.GetActiveDgnModel();
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//根据声明名称获取对应的ItemType
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ItemType itemType = GetItemType(itemLibName, itemTypeName);
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CustomItemHost host = new CustomItemHost(elem, true);//声明元素的CustomItemHost
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//实例化
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IDgnECInstance item = host.ApplyCustomItem(itemType, true);//对CustomItemHost添加ItemType得到EC实例
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EditParameterDefinitions defs = EditParameterDefinitions.GetForModel(dgnModel);//获得模型中的参数定义
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DgnECInstanceEnabler enabler = DgnECManager.Manager.ObtainInstanceEnabler(dgnFile, itemType.ECClass);//获得文件中使用指定EC类的EC实例
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if (null != enabler && enabler.SupportsCreateInstanceOnElement)//判断是否是否支持对元素挂接EC实例
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defs.SetDomainParameters(enabler.SharedWipInstance);//对参数定义设置域参数
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item.ScheduleChanges(elem);//对元素更新ItemType信息
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elem.ReplaceInModel(elem);
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}
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/// <summary>
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/// 定义Schema
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/// </summary>
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/// <returns></returns>
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public static IECSchema DefineECSchema()
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{
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IECSchema schema = new ECSchema("ComplexSchema2", 1, 1, "");//声明ECSchema
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//create the Project class
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ECClass prjClass = new ECClass("ProjectClass");//创建EC类
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prjClass.Add(new ECProperty("ProjectID", Bentley.ECObjects.ECObjects.IntegerType));//在EC类中添加EC属性
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prjClass.Add(new ECProperty("ProjectName", Bentley.ECObjects.ECObjects.StringType));//在EC类中添加EC属性
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prjClass.Add(new ECProperty("ProjectCost", Bentley.ECObjects.ECObjects.DoubleType));//在EC类中添加EC属性
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prjClass.IsCustomAttribute = false;//设置EC类是否为自定义属性
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prjClass.IsDomainClass = true;//设置EC类是否是域类
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schema.AddClass(prjClass);//在ECSchema中添加EC类
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//create the Member class
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ECClass memberClass = new ECClass("MemberClass");//声明EC类
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memberClass.Add(new ECProperty("MemberName", Bentley.ECObjects.ECObjects.StringType));//在EC类中添加EC属性
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memberClass.Add(new ECProperty("MemberID", Bentley.ECObjects.ECObjects.IntegerType));//在EC类中添加EC属性
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memberClass.Add(new ECProperty("MemberRole", Bentley.ECObjects.ECObjects.StringType));//在EC类中添加EC属性
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memberClass.IsCustomAttribute = false;//设置EC类是否为自定义属性
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memberClass.IsDomainClass = true;//设置EC类是否是域类
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schema.AddClass(memberClass);//在ECSchema中添加EC类
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return schema;//返回ECSchema
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}
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/// <summary>
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/// 元素之间传递ItemTypes及值
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/// </summary>
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/// <param name="source"></param>
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/// <param name="target"></param>
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public static void DeliverItemTypesTo(this Element source, Element target)
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{
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CustomItemHost host = new CustomItemHost(source, true);//声明元素的CustomItemHost
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var instances = host.CustomItems;
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//List<ItemType> list = new List<ItemType>();
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foreach (var instance in instances)
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{
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var ecClass = instance.ClassDefinition;//ItemTypes
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var lib = ecClass.Schema;//ItemTypesLibrary
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target.AttachItemType(lib.DisplayLabel, ecClass.DisplayLabel);
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if (instance.ContainsValues)
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{
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foreach (var propValue in instance)
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{
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if (propValue.TryGetNativeValue(out var value))
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{
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var prop = propValue.Property;
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target.SetECPropertyValues(prop.DisplayLabel, value);
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}
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}
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}
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}
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}
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/// <summary>
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/// 获取元素的所有属性
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/// </summary>
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/// <param name="element"></param>
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public static StringBuilder ReadAllProperties(this Element element)
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{
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if (null == element)
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{
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MessageBox.Show("所提供ElemId无效");
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return null;
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}
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StringBuilder sb = new StringBuilder();
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DgnECManager ecManager = DgnECManager.Manager;
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int count = 0;
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DgnECInstanceCollection instCol = ecManager.GetElementProperties(element, ECQueryProcessFlags.SearchAllClasses);
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foreach (IDgnECInstance inst in instCol)
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{
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count++;
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sb.AppendLine($"----ECInstance{count}[{inst.ClassDefinition.Name}]");
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IEnumerator<IECProperty> propertyEnum = inst.ClassDefinition.GetEnumerator();
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while (propertyEnum.MoveNext())
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{
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IECPropertyValue propertyValue = inst.GetPropertyValue(propertyEnum.Current.Name);
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if (propertyValue.IsArray)
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{
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IECArrayValue arrayVal = propertyValue as IECArrayValue;
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if (arrayVal.Count >= 1)
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propertyValue = arrayVal[0];
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}
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var prop = propertyEnum.Current.Name;
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ECNameValidation.DecodeFromValidName(ref prop);
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//if (prop == "Level")
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//{
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//}
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if (propertyValue.TryGetStringValue(out var strVal))
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{
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sb.AppendLine($"Property={prop}, Value={strVal}");
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}
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else if (propertyValue.TryGetDoubleValue(out var dblVal))
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sb.AppendLine($"Property={prop}, Value={dblVal}");
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else if (propertyValue.TryGetIntValue(out var intVal))
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sb.AppendLine($"Property={prop}, Value={intVal}");
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}
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}
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//MessageBox.Show(sb.ToString());
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return sb;
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}
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/// <summary>
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/// 获取Attach引用的属性，ItemType属性
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/// </summary>
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/// <param name="elem">元素</param>
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/// <param name="propName">属性名</param>
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/// <returns></returns>
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public static List<IECPropertyValue> GetAttachedProperties(this Element elem, string propName)
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{
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var host = new CustomItemHost(elem, false).CustomItems;
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List<IECPropertyValue> values = new List<IECPropertyValue>();
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foreach (var instance in host)
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{
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if (instance.ContainsValues)
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{
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foreach (var prop in instance)
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{
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if (prop.Property is ECProperty p && p.DisplayLabel == propName)
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{
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values.Add(prop);
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}
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}
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}
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}
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return values;
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}
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/// <summary>
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/// 获取ItemType，包含多个CustomProperty
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/// </summary>
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/// <param name="itemLibName"></param>
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/// <param name="itemTypeName"></param>
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/// <returns></returns>
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private static ItemType GetItemType(string itemLibName, string itemTypeName)
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{
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DgnFile dgnFile = Session.Instance.GetActiveDgnFile();
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//根据声明名称获取对应的ItemTypeLibrary
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ItemTypeLibrary itemTypeLibrary = ItemTypeLibrary.FindByName(itemLibName, dgnFile);
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return itemTypeLibrary?.GetItemTypeByName(itemTypeName);
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}
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/// <summary>
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/// 获取所有属性
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/// </summary>
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/// <param name="element"></param>
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public static List<IECPropertyValue> GetProperyValues(this Element element, string propName)
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{
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if (null == element)
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{
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throw new ArgumentNullException(nameof(element), "所提供ElemId无效");
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}
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List<IECPropertyValue> eCProperties = new List<IECPropertyValue>();
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DgnECManager ecManager = DgnECManager.Manager;
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int count = 0;
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DgnECInstanceCollection instCol = ecManager.GetElementProperties(element, ECQueryProcessFlags.SearchAllClasses);
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foreach (IDgnECInstance inst in instCol)
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{
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count++;
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IEnumerator<IECProperty> propertyEnum = inst.ClassDefinition.GetEnumerator();
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while (propertyEnum.MoveNext())
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{
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IECPropertyValue propertyValue = inst.GetPropertyValue(propertyEnum.Current.Name);
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if (propertyValue == null)
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{
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continue;
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}
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if (propertyValue.IsArray)
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{
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IECArrayValue arrayVal = propertyValue as IECArrayValue;
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if (arrayVal.Count >= 1)
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propertyValue = arrayVal[0];
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}
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var prop = propertyEnum.Current.Name;
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ECNameValidation.DecodeFromValidName(ref prop);
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var displayLabel = propertyEnum.Current.DisplayLabel;
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if (propName == prop || displayLabel == propName)
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{
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eCProperties.Add(propertyValue);
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}
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}
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}
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return eCProperties;
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}
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/// <summary>
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/// 获取属性值
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/// </summary>
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/// <param name="propertyValue"></param>
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/// <returns></returns>
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public static object GetValue(this IECPropertyValue propertyValue)
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{
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//解码属性名称
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propertyValue.TryGetNativeValue(out var value);
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return value;
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}
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/// <summary>
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/// 通过属性名设置属性值，多个同名属性会同时设置
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/// </summary>
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/// <param name="elem">元素</param>
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/// <param name="propName">属性名</param>
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/// <returns></returns>
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public static void SetECPropertyValues(this Element elem, string propName, object value)
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{
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var instances = new CustomItemHost(elem, false).CustomItems;
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try
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{
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foreach (var instance in instances)
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{
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instance.SetValue(propName, value);
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instance.WriteChanges();
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}
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}
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catch (Exception)
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{
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}
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}
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/// <summary>
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/// 设置元素属性的Items中的属性值
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/// </summary>
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/// <param name="itemType"></param>
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/// <param name="propName"></param>
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/// <param name="value"></param>
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public static void SetItemTypeProp(this IDgnECInstance ecIns, string propName, object value)
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{
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ecIns.SetValue(propName, value);
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ecIns.WriteChanges();
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}
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}
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}
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