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几何尺寸与公差论坛------致力于产品几何量公差标准GD&T (GDT:ASME)|New GPS(ISO)研究/CAD设计/CAM加工/CMM测量 (http://www.dimcax.com/hust/index.php)
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-   -   【转帖】selectionmarker (http://www.dimcax.com/hust/showthread.php?t=18528)

yang686526 2009-05-07 03:35 PM

【转帖】selectionmarker
 
selectionmarker
selectionmarker
hi,
to improve my osnap manager i made a arx/dbx application in autocad and i used acedinputpointmonitor object. this to understand autocad osnap.
so if you create, in a dbx, a entity deriving from acdbpolyline, then just override getosnappoints method, you will see that gsselectionmark is 1 for first vector, 2 for second etc...
so i think that your pline method should call setselectionmarker at every line, arc etc.
it's very useful in getosnappoints...
thanks for your answer...


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