AutoCAD 2007 Lecture Sheet_chapter 1
Post on 02-Nov-2015
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Chapter1:UnderstandingtheAutoCAD2007Interface
AfterstartingAutoCAD2007youfaceapage,whichisyourdesignworkspace.Itcontainstheelementsthatyouwillusetocreateyourdesigns&receiveinformationaboutthem.ThefollowingillustrationshowsthemainpartsoftheAutoCAD2007window.
Fig1.1:TypicallayoutoftheAutoCAD2007screen.
1. TitleBar
PlacedatthetopofthewindowthisshowsthenameoftheprogramAutoCAD2004.Thenameofthecurrentdrawing(orDrawing1.dwg,ifthecurrentdrawinghasnotbeensaved)appearsintheTitleBarofthedrawingareaordocumentwindow.Ifthedrawingwindowhasbeenmaximized,thenameofthedrawingappearsinthemainTitleBar.
2.MenuBar
LocatedbelowtheTitleBar,itcontainsthedefaultAutoCADmenus.Menusaredefinedbymenufilesthatyoucanmodifyordesignonyourown.
3.Toolbars
AnumberoftoolbarsappearonthescreenbelowtheInlineBar.CommandscanbeactivatedbyclickingthebuttonsonthevariousToolbars.AppearanceofvariousToolbarsisoptionalandtheirpositioncanbeshifted.ThemostcommonToolbarsthatappearbydefaultincludethefollowing:
a.StandardToolbars
Containsfrequentlyusedbuttons,suchasRedo,Undo,ZoomaswellasMicrosoftOfficestandardButtonssuchasOpen,Save,Cut,Copy,andPasteetc.
b.ObjectPropertiesToolbars
Itcontainstwotoolbars.OneisLayerstoolbarandanotherisPropertiestoolbar.Itcreatesnewlayersandmanageslayers.Setsobjectpropertiessuchascolor,linetypeandlineweight.
c.DrawandModifyToolbars
Provideaccesstocommondrawandmodifycommands.ThedrawandModifytoolbarsaredisplayedwhenyoustartAutoCAD.Thesetoolbarsaredockedontheleftandrightsideofthewindow.Youcaneasilymovetoolbarsandturnthemonandoff.
4.DrawingArea
Displaysdrawings.Thedrawingareasizevaries,dependingonthesizeoftheAutoCADwindowandonthenumberotherelements(suchastoolbarsanddialogboxes)thataredisplayed.Thiscontainsthefollowingmainfeatures:
a.CrosshairsorCursor
Identifiespickanddrawingpointswithinthedrawingarea.Usethecrosshairs/coursor,whicharecontrolledbyyourpointingdevice,tolocatepointsandselectanddrawobjects.
b.UserCoordinateSystem(UCS)icon
Showstheorientationofthedrawing.AutoCADdrawingsaresuperimposedonaninvisiblegrid,orcoordinatesystem.CoordinatesystemsarebasedonX,YandZ(or3D)
coordinates.AutoCADhasaFixedworldcoordinatesystem(WCS)andamovableusercoordinatesystem(UCS).TohelpyouvisualizeUCSlocationandorientation,aUCSiconisdisplayedinthelowerleftcornerofthedrawingarea.
c.ModelTabandLayoutTabs
Switchyourdrawingbetweenmodel(drawing)spaceandpaper(layout)space.Yougenerallycreateyourdrawingsinmodelspaceandthencreatelayoutstoplotandprintyourdrawinginpaperspaces.
5.CommandWindow
Displayspromptsandmessages.InAutoCAD,youstartcommandsinoneofthreeways:
Chooseanitemformatmenuorashortcutmenu, Clickabuttononatoolbar, Enterthecommandonthecommandline.
However,evenifyouchoosecommandsfrommenusandtoolbars,AutoCADmaydisplaycommandpromptsandthecommandhistory(pressF2buttononkeyboard)inacommandwindow.
6.StatusBar
Displaysthecursorcoordinatesinthelowerleftcorner.Thestatusbaralsocontainsbuttonsthatyoucanusetoturnoncommondrawingaids.Theseinclude:
SNAP(snapmodeF9)
ORTHO(orthomodeF8)
OSNAP(objectsnapsF3)
LWT(lineweightdisplay)
GRID(drawinggridF7)
POLAR(polartrackingF10)
OTRACK(objectsnapstrackingF11)
MODEL(model/paperspacetoggle)
COMMONLYUSEDTOOLBARS:
THEDRAWINGTOOLBARTHEMODIFYINGTOOLBAR
COMMONLYUSEDTOOLBARS:
THE3DTOOLBAR THEDIMENSIONTOOLBAR
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