solidworks二次開發—07—控制草圖對象
get all elements of sketch example (vb)
solidwork中對草圖的控制,下面的例子很詳細。特征下的草圖在solidwork中其實是特征的子特征,我們可以對特征進行getfirstsubfeature、及getnextsubfeature得到。
如果有需要大家可以從中找到對直線、弧線、圓等對象的操作。代碼是solidworks的示例文件,里面充斥了debug.print,只是向用戶顯示程序執行的結果。
 
this example shows how to get all of the elements of a sketch.
 
'---------------------------------------------
' preconditions: model document is open and a sketch is selected.
' postconditions: none
'---------------------------------------------
 
option explicit
public enum swsksegments_e
    swsketchline = 0
    swsketcharc = 1
    swsketchellipse = 2
    swsketchspline = 3
    swsketchtext = 4
    swsketchparabola = 5
end enum
sub processtextformat _
( _
    swapp as sldworks.sldworks, _
    swmodel as sldworks.modeldoc2, _
    swtextformat as sldworks.textformat _
)
    debug.print "        backwards                    = " & swtextformat.backwards
    debug.print "        bold                         = " & swtextformat.bold
    debug.print "        charheight                   = " & swtextformat.charheight
    debug.print "        charheightinpts              = " & swtextformat.charheightinpts
    debug.print "        charspacingfactor            = " & swtextformat.charspacingfactor
    debug.print "        escapement                   = " & swtextformat.escapement
    debug.print "        isheightspecifiedinpts       = " & swtextformat.isheightspecifiedinpts
    debug.print "        italic                       = " & swtextformat.italic
    debug.print "        linelength                   = " & swtextformat.linelength
    debug.print "        linespacing                  = " & swtextformat.linespacing
    debug.print "        obliqueangle                 = " & swtextformat.obliqueangle
    debug.print "        strikeout                    = " & swtextformat.strikeout
    debug.print "        typefacename                 = " & swtextformat.typefacename
    debug.print "        underline                    = " & swtextformat.underline
    debug.print "        upsidedown                   = " & swtextformat.upsidedown
    debug.print "        vertical                     = " & swtextformat.vertical
    debug.print "        widthfactor                  = " & swtextformat.widthfactor
    debug.print ""
end sub
function transformsketchpointtomodelspace _
( _
    swapp as sldworks.sldworks, _
    swmodel as sldworks.modeldoc2, _
    swsketch as sldworks.sketch, _
    swskpt as sldworks.sketchpoint _
) as sldworks.mathpoint
    dim swmathutil              as sldworks.mathutility
    dim swxform                 as sldworks.mathtransform
    dim npt(2)                  as double
    dim vpt                     as variant
    dim swmathpt                as sldworks.mathpoint
    
    npt(0) = swskpt.x:      npt(1) = swskpt.y:      npt(2) = swskpt.z
    vpt = npt
    
    set swmathutil = swapp.getmathutility
    set swxform = swsketch.modeltosketchtransform
    set swxform = swxform.inverse
    set swmathpt = swmathutil.createpoint((vpt))
    set swmathpt = swmathpt.multiplytransform(swxform)
    set transformsketchpointtomodelspace = swmathpt
end function
sub processsketchline _
( _
    swapp as sldworks.sldworks, _
    swmodel as sldworks.modeldoc2, _
    swsketch as sldworks.sketch, _
    swskline as sldworks.sketchline _
)
    dim swstartpt               as sldworks.sketchpoint
    dim swendpt                 as sldworks.sketchpoint
    dim swstartmodpt            as sldworks.mathpoint
    dim swendmodpt              as sldworks.mathpoint
    set swstartpt = swskline.getstartpoint2
    set swendpt = swskline.getendpoint2
    set swstartmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swstartpt)
    set swendmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swendpt)
    debug.print "      start (sketch)   = (" & swstartpt.x * 1000# & ", " & swstartpt.y * 1000# & ", " & swstartpt.z * 1000# & ") mm"
    debug.print "      start (model )   = (" & swstartmodpt.arraydata(0) * 1000# & ", " & swstartmodpt.arraydata(1) * 1000# & ", " & swstartmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      end   (sketch)   = (" & swendpt.x * 1000# & ", " & swendpt.y * 1000# & ", " & swendpt.z * 1000# & ") mm"
    debug.print "      end   (model )   = (" & swendmodpt.arraydata(0) * 1000# & ", " & swendmodpt.arraydata(1) * 1000# & ", " & swendmodpt.arraydata(2) * 1000# & ") mm"
end sub
sub processsketcharc _
( _
    swapp as sldworks.sldworks, _
    swmodel as sldworks.modeldoc2, _
    swsketch as sldworks.sketch, _
    swskarc as sldworks.sketcharc _
)
    dim swstartpt               as sldworks.sketchpoint
    dim swendpt                 as sldworks.sketchpoint
    dim swctrpt                 as sldworks.sketchpoint
    dim vnormal                 as variant
    dim swstartmodpt            as sldworks.mathpoint
    dim swendmodpt              as sldworks.mathpoint
    dim swctrmodpt              as sldworks.mathpoint
    
    set swstartpt = swskarc.getstartpoint2
    set swendpt = swskarc.getendpoint2
    set swctrpt = swskarc.getcenterpoint2
    set swstartmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swstartpt)
    set swendmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swendpt)
    set swctrmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swctrpt)
    
    vnormal = swskarc.getnormalvector
    
    debug.print "      start (sketch)   = (" & swstartpt.x * 1000# & ", " & swstartpt.y * 1000# & ", " & swstartpt.z * 1000# & ") mm"
    debug.print "      start (model )   = (" & swstartmodpt.arraydata(0) * 1000# & ", " & swstartmodpt.arraydata(1) * 1000# & ", " & swstartmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      end   (sketch)   = (" & swendpt.x * 1000# & ", " & swendpt.y * 1000# & ", " & swendpt.z * 1000# & ") mm"
    debug.print "      end   (model )   = (" & swendmodpt.arraydata(0) * 1000# & ", " & swendmodpt.arraydata(1) * 1000# & ", " & swendmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      center(sketch)   = (" & swctrpt.x * 1000# & ", " & swctrpt.y * 1000# & ", " & swctrpt.z * 1000# & ") mm"
    debug.print "      center(model )   = (" & swctrmodpt.arraydata(0) * 1000# & ", " & swctrmodpt.arraydata(1) * 1000# & ", " & swctrmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      radius           = " & swskarc.getradius * 1000# & " mm"
    debug.print "      iscircle         = " & cbool(swskarc.iscircle)
    debug.print "      rot dirn         = " & swskarc.getrotationdir
end sub
sub processsketchellipse _
( _
    swapp as sldworks.sldworks, _
    swmodel as sldworks.modeldoc2, _
    swsketch as sldworks.sketch, _
    swskellipse as sldworks.sketchellipse _
)
    dim swstartpt               as sldworks.sketchpoint
    dim swendpt                 as sldworks.sketchpoint
    dim swctrpt                 as sldworks.sketchpoint
    dim swmajpt                 as sldworks.sketchpoint
    dim swminpt                 as sldworks.sketchpoint
    dim swstartmodpt            as sldworks.mathpoint
    dim swendmodpt              as sldworks.mathpoint
    dim swctrmodpt              as sldworks.mathpoint
    dim swmajmodpt              as sldworks.mathpoint
    dim swminmodpt              as sldworks.mathpoint
    set swstartpt = swskellipse.getstartpoint2
    set swendpt = swskellipse.getendpoint2
    set swctrpt = swskellipse.getcenterpoint2
    set swmajpt = swskellipse.getmajorpoint2
    set swminpt = swskellipse.getminorpoint2
    set swstartmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swstartpt)
    set swendmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swendpt)
    set swctrmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swctrpt)
    set swmajmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swmajpt)
    set swminmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swminpt)
    debug.print "      start (sketch)   = (" & swstartpt.x * 1000# & ", " & swstartpt.y * 1000# & ", " & swstartpt.z * 1000# & ") mm"
    debug.print "      start (model )   = (" & swstartmodpt.arraydata(0) * 1000# & ", " & swstartmodpt.arraydata(1) * 1000# & ", " & swstartmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      end   (sketch)   = (" & swendpt.x * 1000# & ", " & swendpt.y * 1000# & ", " & swendpt.z * 1000# & ") mm"
    debug.print "      end   (model )   = (" & swendmodpt.arraydata(0) * 1000# & ", " & swendmodpt.arraydata(1) * 1000# & ", " & swendmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      center(sketch)   = (" & swctrpt.x * 1000# & ", " & swctrpt.y * 1000# & ", " & swctrpt.z * 1000# & ") mm"
    debug.print "      center(model )   = (" & swctrmodpt.arraydata(0) * 1000# & ", " & swctrmodpt.arraydata(1) * 1000# & ", " & swctrmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      major (sketch)   = (" & swmajpt.x * 1000# & ", " & swmajpt.y * 1000# & ", " & swmajpt.z * 1000# & ") mm"
    debug.print "      major (model )   = (" & swmajmodpt.arraydata(0) * 1000# & ", " & swmajmodpt.arraydata(1) * 1000# & ", " & swmajmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      minor (sketch)   = (" & swminpt.x * 1000# & ", " & swminpt.y * 1000# & ", " & swminpt.z * 1000# & ") mm"
    debug.print "      minor (model )   = (" & swminmodpt.arraydata(0) * 1000# & ", " & swminmodpt.arraydata(1) * 1000# & ", " & swminmodpt.arraydata(2) * 1000# & ") mm"
end sub
sub processsketchspline _
( _
    swapp as sldworks.sldworks, _
    swmodel as sldworks.modeldoc2, _
    swsketch as sldworks.sketch, _
    swskspline as sldworks.sketchspline _
)
    dim vsplineptarr            as variant
    dim vsplinept               as variant
    dim swsplinept              as sldworks.sketchpoint
    dim swsplinemodpt           as sldworks.mathpoint
    
    vsplineptarr = swskspline.getpoints2
    for each vsplinept in vsplineptarr
        set swsplinept = vsplinept
        set swsplinemodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swsplinept)
    
        debug.print "      spline (sketch)  = (" & swsplinept.x * 1000# & ", " & swsplinept.y * 1000# & ", " & swsplinept.z * 1000# & ") mm"
        debug.print "      spline (model )  = (" & swsplinemodpt.arraydata(0) * 1000# & ", " & swsplinemodpt.arraydata(1) * 1000# & ", " & swsplinemodpt.arraydata(2) * 1000# & ") mm"
    next vsplinept
end sub
sub processsketchtext _
( _
    swapp as sldworks.sldworks, _
    swmodel as sldworks.modeldoc2, _
    swsketch as sldworks.sketch, _
    swsktext as sldworks.sketchtext _
)
    dim vcoordpt                as variant
    dim swmathutil              as sldworks.mathutility
    dim swxform                 as sldworks.mathtransform
    dim swcoordmodpt            as sldworks.mathpoint
    
    vcoordpt = swsktext.getcoordinates
    
    set swmathutil = swapp.getmathutility
    set swxform = swsketch.modeltosketchtransform
    set swxform = swxform.inverse
    set swcoordmodpt = swmathutil.createpoint((vcoordpt))
    set swcoordmodpt = swcoordmodpt.multiplytransform(swxform)
    debug.print "      coords (sketch)  = (" & vcoordpt(0) * 1000# & ", " & vcoordpt(1) * 1000# & ", " & vcoordpt(2) * 1000# & ") mm"
    debug.print "      coords (model )  = (" & swcoordmodpt.arraydata(0) * 1000# & ", " & swcoordmodpt.arraydata(1) * 1000# & ", " & swcoordmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      use doc fmt      = " & swsktext.getusedoctextformat
    debug.print "      text             = " & swsktext.text
    
    processtextformat swapp, swmodel, swsktext.gettextformat
end sub
sub processsketchparabola _
( _
    swapp as sldworks.sldworks, _
    swmodel as sldworks.modeldoc2, _
    swsketch as sldworks.sketch, _
    swskparabola as sldworks.sketchparabola _
)
    dim swapexpt                as sldworks.sketchpoint
    dim swstartpt               as sldworks.sketchpoint
    dim swendpt                 as sldworks.sketchpoint
    dim swfocalpt               as sldworks.sketchpoint
    dim swapexmodpt             as sldworks.mathpoint
    dim swstartmodpt            as sldworks.mathpoint
    dim swendmodpt              as sldworks.mathpoint
    dim swfocalmodpt            as sldworks.mathpoint
    set swapexpt = swskparabola.getapexpoint2
    set swstartpt = swskparabola.getstartpoint2
    set swendpt = swskparabola.getendpoint2
    set swfocalpt = swskparabola.getfocalpoint2
    set swapexmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swapexpt)
    set swstartmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swstartpt)
    set swendmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swendpt)
    set swfocalmodpt = transformsketchpointtomodelspace(swapp, swmodel, swsketch, swfocalpt)
    debug.print "      apex  (sketch)   = (" & swapexpt.x * 1000# & ", " & swapexpt.y * 1000# & ", " & swapexpt.z * 1000# & ") mm"
    debug.print "      apex  (model )   = (" & swapexmodpt.arraydata(0) * 1000# & ", " & swapexmodpt.arraydata(1) * 1000# & ", " & swapexmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      start (sketch)   = (" & swstartpt.x * 1000# & ", " & swstartpt.y * 1000# & ", " & swstartpt.z * 1000# & ") mm"
    debug.print "      start (model )   = (" & swstartmodpt.arraydata(0) * 1000# & ", " & swstartmodpt.arraydata(1) * 1000# & ", " & swstartmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      end   (sketch)   = (" & swendpt.x * 1000# & ", " & swendpt.y * 1000# & ", " & swendpt.z * 1000# & ") mm"
    debug.print "      end   (model )   = (" & swendmodpt.arraydata(0) * 1000# & ", " & swendmodpt.arraydata(1) * 1000# & ", " & swendmodpt.arraydata(2) * 1000# & ") mm"
    debug.print "      focal (sketch)   = (" & swfocalpt.x * 1000# & ", " & swfocalpt.y * 1000# & ", " & swfocalpt.z * 1000# & ") mm"
    debug.print "      focal (model )   = (" & swfocalmodpt.arraydata(0) * 1000# & ", " & swfocalmodpt.arraydata(1) * 1000# & ", " & swfocalmodpt.arraydata(2) * 1000# & ") mm"
end sub
 
 
sub main()
    dim ssksegmentsname(5)      as string
    dim swapp                   as sldworks.sldworks
    dim swmodel                 as sldworks.modeldoc2
    dim swselmgr                as sldworks.selectionmgr
    dim swfeat                  as sldworks.feature
    dim swsketch                as sldworks.sketch
    dim vsksegarr               as variant
    dim vskseg                  as variant
    dim swskseg                 as sldworks.sketchsegment
    dim swskline                as sldworks.sketchline
    dim swskarc                 as sldworks.sketcharc
    dim swskellipse             as sldworks.sketchellipse
    dim swskspline              as sldworks.sketchspline
    dim swsktext                as sldworks.sketchtext
    dim swskparabola            as sldworks.sketchparabola
    dim vid                     as variant
    dim i                       as long
    dim bret                    as boolean
    
    ssksegmentsname(swsketchline) = "swsketchline"
    ssksegmentsname(swsketcharc) = "swsketcharc"
    ssksegmentsname(swsketchellipse) = "swsketchellipse"
    ssksegmentsname(swsketchspline) = "swsketchspline"
    ssksegmentsname(swsketchtext) = "swsketchtext"
    ssksegmentsname(swsketchparabola) = "swsketchparabola"
    
    
    set swapp = application.sldworks
    set swmodel = swapp.activedoc
    set swselmgr = swmodel.selectionmanager
    set swfeat = swselmgr.getselectedobject5(1)
    set swsketch = swfeat.getspecificfeature
    
    debug.print "feature = " & swfeat.name & " [" & swsketch.is3d & "]"
    debug.print "  sketch segments:"
    
    vsksegarr = swsketch.getsketchsegments
    for each vskseg in vsksegarr
        set swskseg = vskseg
        
        vid = swskseg.getid
        debug.print "    id = [" & vid(0) & "," & vid(1) & "]"
        debug.print "      type             = " & ssksegmentsname(swskseg.gettype)
        debug.print "      constgeom        = " & swskseg.constructiongeometry
    
        select case swskseg.gettype
            case swsketchline
                set swskline = swskseg
                
                processsketchline swapp, swmodel, swsketch, swskline
            
            case swsketcharc
                set swskarc = swskseg
            
                processsketcharc swapp, swmodel, swsketch, swskarc
            
            case swsketchellipse
                set swskellipse = swskseg
                
                processsketchellipse swapp, swmodel, swsketch, swskellipse
            
            case swsketchspline
                set swskspline = swskseg
                
                processsketchspline swapp, swmodel, swsketch, swskspline
            
            case swsketchtext
                set swsktext = swskseg
                
                processsketchtext swapp, swmodel, swsketch, swsktext
            
            case swsketchparabola
                set swskparabola = swskseg
                
                processsketchparabola swapp, swmodel, swsketch, swskparabola
                
            case default
                debug.assert false
        end select
    next vskseg
end sub
'---------------------------------------------