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发表于 2004-12-17 14:32:00
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语法
object.SetCustomScale(Numerator, Denominator)
Object
,
使用该方法的对象。
Numerator
Double[双精度]; 仅用于输入
用正数表示的比率中的分子。该值表示比例的英寸或毫米数。
Denominator
Double[双精度]; 仅用于输入
用正数表示的比率中的分母。该值表示比例的图形单位数。
说明
Numerator 参数的单位可在 属性中查到。
Numerator 和 Denominator 值必须大于 0。
该方法的产生的改动在图形重生成时不会显示。使用 方法重生成图形。
Sub Example_SetCustomScale()
' This example will access the Layouts collection for the current drawing
' and list basic information about the custom scale for each Layout.
' It will then change the custom scale information for model space and re-display
' the scale information.
Dim Layouts As AcadLayouts, Layout As ACADLayout
Dim msg As String
Dim Numerator As Double, Denominator As Double
Dim Measurement As String
' Display current scale information
GoSub DISPLAY_SCALE_INFO
' Modify scale
Numerator = 1
Denominator = 1
ThisDrawing.Layouts("Model").SetCustomScale Numerator, Denominator
ThisDrawing.Regen acAllViewports
' Display new scale information
GoSub DISPLAY_SCALE_INFO
Exit Sub
DISPLAY_SCALE_INFO:
' Get layouts collection from document object
Set Layouts = ThisDrawing.Layouts
msg = vbCrLf & vbCrLf ' Start with a space
' Get the scale information of every layout in this drawing
For Each Layout In Layouts
msg = msg & Layout.name & vbCrLf
' Get scale information
Layout.GetCustomScale Numerator, Denominator
' Identify whether inches or millimeters are being used.
Measurement = IIf(Layout.PaperUnits = acInches, " inch(es)", " millimeter(s)")
' Format for display
msg = msg & vbTab & "Contains " & Numerator & Measurement & vbCrLf
msg = msg & vbTab & "Contains " & Denominator & " drawing units" & vbCrLf
msg = msg & "_____________________" & vbCrLf
Next
' Display custom scale information
MsgBox "Custom scale information for the current drawing is: " & msg
Return
End Sub |
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