重写维度样式 (.NET) 
每个维度都能够覆盖由维度样式分配给它的设置。以下属性可用于大多数维度对象: 
 为对齐的尺寸输入用户定义的后缀本示例在模型空间中创建一个对齐的维度,并使用 Suffix 属性允许用户更改维度的文本后缀。 VB.NETImports Autodesk.AutoCAD.Runtime
Imports Autodesk.AutoCAD.ApplicationServices
Imports Autodesk.AutoCAD.DatabaseServices
Imports Autodesk.AutoCAD.EditorInput
Imports Autodesk.AutoCAD.Geometry
 
<CommandMethod("AddDimensionTextSuffix")> _
Public Sub AddDimensionTextSuffix()
    '' Get the current database
    Dim acDoc As Document = Application.DocumentManager.MdiActiveDocument
    Dim acCurDb As Database = acDoc.Database
    '' Start a transaction
    Using acTrans As Transaction = acCurDb.TransactionManager.StartTransaction()
        '' Open the Block table for read
        Dim acBlkTbl As BlockTable
        acBlkTbl = acTrans.GetObject(acCurDb.BlockTableId, _
                                     OpenMode.ForRead)
        '' Open the Block table record Model space for write
        Dim acBlkTblRec As BlockTableRecord
        acBlkTblRec = acTrans.GetObject(acBlkTbl(BlockTableRecord.ModelSpace), _
                                        OpenMode.ForWrite)
        '' Create the aligned dimension
        Using acAliDim As AlignedDimension = New AlignedDimension()
            acAliDim.XLine1Point = New Point3d(0, 5, 0)
            acAliDim.XLine2Point = New Point3d(5, 5, 0)
            acAliDim.DimLinePoint = New Point3d(5, 7, 0)
            acAliDim.DimensionStyle = acCurDb.Dimstyle
            '' Add the new object to Model space and the transaction
            acBlkTblRec.AppendEntity(acAliDim)
            acTrans.AddNewlyCreatedDBObject(acAliDim, True)
            '' Append a suffix to the dimension text
            Dim pStrOpts As PromptStringOptions = New PromptStringOptions("")
            pStrOpts.Message = vbLf & "Enter a new text suffix for the dimension: "
            pStrOpts.AllowSpaces = True
            Dim pStrRes As PromptResult = acDoc.Editor.GetString(pStrOpts)
            If pStrRes.Status = PromptStatus.OK Then
                acAliDim.Suffix = pStrRes.StringResult
            End If
        End Using
        '' Commit the changes and dispose of the transaction
        acTrans.Commit()
    End Using
End Sub
C#using Autodesk.AutoCAD.Runtime;
using Autodesk.AutoCAD.ApplicationServices;
using Autodesk.AutoCAD.DatabaseServices;
using Autodesk.AutoCAD.EditorInput;
using Autodesk.AutoCAD.Geometry;
 
[CommandMethod("AddDimensionTextSuffix")]
public static void AddDimensionTextSuffix()
{
    // Get the current database
    Document acDoc = Application.DocumentManager.MdiActiveDocument;
    Database acCurDb = acDoc.Database;
    // Start a transaction
    using (Transaction acTrans = acCurDb.TransactionManager.StartTransaction())
    {
        // Open the Block table for read
        BlockTable acBlkTbl;
        acBlkTbl = acTrans.GetObject(acCurDb.BlockTableId,
                                        OpenMode.ForRead) as BlockTable;
        // Open the Block table record Model space for write
        BlockTableRecord acBlkTblRec;
        acBlkTblRec = acTrans.GetObject(acBlkTbl[BlockTableRecord.ModelSpace],
                                        OpenMode.ForWrite) as BlockTableRecord;
        // Create the aligned dimension
        using (AlignedDimension acAliDim = new AlignedDimension())
        {
            acAliDim.XLine1Point = new Point3d(0, 5, 0);
            acAliDim.XLine2Point = new Point3d(5, 5, 0);
            acAliDim.DimLinePoint = new Point3d(5, 7, 0);
            acAliDim.DimensionStyle = acCurDb.Dimstyle;
            // Add the new object to Model space and the transaction
            acBlkTblRec.AppendEntity(acAliDim);
            acTrans.AddNewlyCreatedDBObject(acAliDim, true);
            // Append a suffix to the dimension text
            PromptStringOptions pStrOpts = new PromptStringOptions("");
            pStrOpts.Message = "\nEnter a new text suffix for the dimension: ";
            pStrOpts.AllowSpaces = true;
            PromptResult pStrRes = acDoc.Editor.GetString(pStrOpts);
            if (pStrRes.Status == PromptStatus.OK)
            {
                acAliDim.Suffix = pStrRes.StringResult;
            }
        }
        // Commit the changes and dispose of the transaction
        acTrans.Commit();
    }
}
VBA/ActiveX 代码参考Sub AddDimensionTextSuffix()
    Dim dimObj As AcadDimAligned
    Dim point1(0 To 2) As Double
    Dim point2(0 To 2) As Double
    Dim location(0 To 2) As Double
    Dim suffix As String
 
    ' Define the dimension
    point1(0) = 0: point1(1) = 5: point1(2) = 0
    point2(0) = 5: point2(1) = 5: point2(2) = 0
    location(0) = 5: location(1) = 7: location(2) = 0
 
    ' Create an aligned dimension object in model space
    Set dimObj = ThisDrawing.ModelSpace. _
                     AddDimAligned(point1, point2, location)
 
    ThisDrawing.Application.ZoomAll
    ' Allow the user to change the text suffix for the dimension
    suffix = ThisDrawing.Utility. _
                 GetString(True, vbLf & "Enter a new text " & _
                                        "suffix for the dimension: ")
 
    ' Apply the change to the dimension
    dimObj.TextSuffix = suffix
    ThisDrawing.Regen acAllViewports
End Sub
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