private void EditFamily(Document famDoc, ExternalDefinition ExDef)
{
View view = famDoc.FindElement(typeof(View), targetName: "视图 1") as View;
if (view == null)
{
throw new InvalidOperationException("view is null! ");
}
// 对于开挖土体族，其与模型土体不同的地方在于，它还是
using (Transaction tranFam = new Transaction(famDoc))
{
try
{
tranFam.SetName("对族文档进行修改");
tranFam.Start();
// ---------------------------------------------------------------------------------------------------------
// 添加参数
FamilyManager FM = famDoc.FamilyManager;
//’在进行参数读写之前，首先需要判断当前族类型是否存在，如果不存在，读写族参数都是不可行的
if (FM.CurrentType == null)
{
FM.NewType("CurrentType"); // 随便取个名字即可，后期会将族中的第一个族类型名称统一进行修改。
}
//
FamilyParameter Para_Depth;
Para_Depth = FM.get_Parameter("Depth");
FM.RemoveParameter(Para_Depth);
Para_Depth = FM.AddParameter(ExDef, BuiltInParameterGroup.PG_GEOMETRY, isInstance: true);
//' give initial values
// FM.Set(Para_Depth, depth); // 这里不知为何为给出报错：InvalidOperationException:There is no current type.
Extrusion extru = famDoc.FindElement(typeof(Extrusion)) as Extrusion;
// 添加标注
PlanarFace TopFace = GeoHelper.FindFace(extru, new XYZ(0, 0, 1));
PlanarFace BotFace = GeoHelper.FindFace(extru, new XYZ(0, 0, -1));
// make an array of references
ReferenceArray refArray = new ReferenceArray();
refArray.Append(TopFace.Reference);
refArray.Append(BotFace.Reference);
// define a demension line
var a = GeoHelper.FindFace(extru, new XYZ(0, 0, 1)).Origin;
Line DimLine = Line.CreateBound(TopFace.Origin, BotFace.Origin);
// create a dimension
Dimension DimDepth = famDoc.FamilyCreate.NewDimension(view, DimLine, refArray);
// 将深度参数与其拉伸实体的深度值关联起来
DimDepth.FamilyLabel = Para_Depth;
// famDoc.Close();
tranFam.Commit();
}
catch (Exception ex)
{
// Utils.ShowDebugCatch(ex, $"事务“{tranFam.GetName()}” 出错！");
tranFam.RollBack();
throw new InvalidOperationException($"事务“{tranFam.GetName()}”出错", ex);
}
}
}