Revit API修改保温层厚度

最新推荐文章于 2024-05-09 00:29:40 发布

转载最新推荐文章于 2024-05-09 00:29:40 发布 · 211 阅读

本文介绍如何使用 Revit API 实现对墙体保温层的设置。通过检测墙体类型中的复合结构来判断是否存在保温层，并对其进行修改或新增。具体实现包括获取活动文档、选取墙元素、读取墙类型及复合结构等。

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start

[Transaction(TransactionMode.Manual)]
[Regeneration(RegenerationOption.Manual)]
public class cmd : IExternalCommand
{
     public Result Execute(ExternalCommandData cmdData, ref string msg, ElementSet elements)
    {
        UIDocument uiDoc = cmdData.Application.ActiveUIDocument;
        Document doc = uiDoc.Document;
        Selection selection = uiDoc.Selection;

        Transaction ts = new Transaction(doc, this.ToString());
        ts.Start();
         //
        Reference refWall = selection.PickObject(ObjectType.Element, " 选择墙： ");
        Wall wall = doc.GetElement(refWall) as Wall;
        WallType wallType = wall.WallType;
        CompoundStructure cs = wallType.GetCompoundStructure();
         bool bHas = false; // 是否拥有保温层
         int iWidth = 100; // 要设置的保温层厚度
        IList<CompoundStructureLayer> layers = cs.GetLayers(); // 找到所有层
         foreach (CompoundStructureLayer layer in layers)
        {
             if (layer.Function == MaterialFunctionAssignment.Insulation) // 判断保温层
            {
                bHas = true;
                layer.Width = iWidth / 304.8;
            }
        }
         if (!bHas) // 没有保温层则创建
        {
            CompoundStructureLayer newLayer = new CompoundStructureLayer();
            newLayer.Function = MaterialFunctionAssignment.Insulation;
            newLayer.Width = iWidth / 304.8;
             // layers.Add(newLayer);
            layers.Insert( 0, newLayer);
        }
        cs.SetLayers(layers);
        wallType.SetCompoundStructure(cs);
         //
        ts.Commit();

         return Result.Succeeded;
    }
}

url: http://greatverve.cnblogs.com/p/revit-api-CompoundStructureLayer.html