CAD读数,时有,时无
<FONT size=2>CAD读数如图面100,时有,时无?</FONT><P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman">Public Sub numberVBA()</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> '</FONT>定义点
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Dim pt1 As Variant</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Dim pt2 As Variant</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> pt1 = ThisDrawing.Utility.GetPoint(, "</FONT>请选择第一点:<FONT face="Times New Roman">")</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> pt2 = ThisDrawing.Utility.GetPoint(, "</FONT>请选择第二点:<FONT face="Times New Roman">")</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> '(1)</FONT>安全地创建选择集
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> On Error Resume Next</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Dim SSet As AcadSelectionSet</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> If Not IsNull(ThisDrawing.SelectionSets.Item("Example")) Then</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Set SSet = ThisDrawing.SelectionSets.Item("Example")</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> SSet.Delete '</FONT>及时删除不用的选择集非常重要
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> End If</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Set SSet = ThisDrawing.SelectionSets.Add("Example") </FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> '(2)</FONT>向选择集中添加对象
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> '</FONT>设置选择过滤器
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Dim FilterType(0) As Integer</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Dim FilterData(0) As Variant</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> FilterType(0) = 0</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> FilterData(0) = "TEXT"</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> '</FONT>使用<FONT face="Times New Roman">Crossing</FONT>的选择模式
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> SSet.Select acSelectionSetCrossing, pt1, pt2, FilterType, FilterData<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> '(3)</FONT>遍历其中的对象
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Dim filterEnt As Object</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Dim Textobj As AcadText</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> For Each filterEnt In SSet</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> If filterEnt.value = True Then</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Dim A As Integer</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Dim B As Integer</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> A = filterEnt.TextString</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> B = A * 2</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Set Textobj = ThisDrawing.ModelSpace.AddText(B, pt1, 50) </FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> End If</FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> Next filterEnt </FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> '(4)</FONT>删除选择集
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> </FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> 'SSet.Erase '</FONT>删除选择集中所有对象,保留选择集对象
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> 'SSet.Delete '</FONT>删除选择集,保留其中对象
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> '</FONT>删除选择集和其中所有对象<FONT face="Times New Roman"> </FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman"> SSet.Delete </FONT>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT face="Times New Roman">End Sub<o:p></o:p></FONT> 问题找到了,该程序对于多行文字无效。
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