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Get Sketch Segment Length Example (C++ COM)

This example shows how to get the length of a sketch segment.


double GetLength(LPMODELDOC Part,LPSELECTIONMGR SelectionManager,LPTSTR objectName)




double Length(-1.0);  // neg number == failure

Part->SelectByID(objectName, segType, 0.0, 0.0, 0,&success);

if(Part->SelectByID(objectName, segType, 0.0, 0.0, 0,&success) == S_OK && success)




if(SelectionManager->GetSelectedObject2(1,&disp) == S_OK &&

disp != NULL &&

disp->QueryInterface(IID_ISketchSegment,(void **)&SketchSegment) == S_OK &&

SketchSegment != NULL)



return Length;




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