The main use of Function:
IMxDrawSelectionSet::Select
Configuration selection set. Details are as follows:
parameter | Explanation |
---|---|
[in] MCAD_McSelect Mode |
Construction mode selection set |
[in] VARIANT point1 |
Configuration at the selected time required to select the object set point |
[in] VARIANT point2 |
Configuration at the selected time required to select the object set point |
[in,optional] VARIANT filterData |
Filter set selection data structure |
You can take the following values |
mcSelectionSetWindow = 0, mcSelectionSetCrossing = 1, mcSelectionSetFence = 2, mcSelectionSetPrevious = 3, mcSelectionSetLast = 4, mcSelectionSetAll = 5, select all entities FIG surface mcSelectionSetWindowPolygon = 6, mcSelectionSetCrossingPolygon = 7, mcSelectionSetUserSelect = 8 mcSelectionImpliedSelectSelect = 9, _I FIG return current the entity that has been selected |
Code is implemented as follows:
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'设置过滤条变量
Dim filter As MxDrawResbuf
Set filter = New MxDrawResbuf
'
把图层名
"0"
作为过滤条件
filter.AddString
"0"
, 8
'定义选择集对象
Dim ss As MxDrawSelectionSet
Set ss = New MxDrawSelectionSet
'
选择图上的所有实体,过滤条为filter
ss.Select 5, , , , filter
' 遍历选择集中的实体
Dim i As Integer
i = 0
Do While i < ss.Count
Dim ent As MxDrawEntity
Set ent = ss.Item(i)
MsgBox ent.Layer
i = i + 1
Loop
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