怎么在labview界面上做动图(1)

HowtoeditadynamicimagechangeonlabviewQuestion:IwanttheimagetochangewhenIclickonabuttononthelabviewinterface.HowcanIachievethis?Answer:IntheFrontPanel-Createa"NumericControl": Rightclick->Modern->Numeric->NumericControl.-Rightclickthe"NumericControl"andselectproperties.-Check“Visible”andgivealabelstartingby@_tokeepcontrolofthevaluewhilerunning.(Whennosignalisassignedtoablock,itisblockedontheinterfaceunlessthereisthe@_initsname)Formoreinformationaboutthe@_,clickhere-Clickok.-Createa"PictRing": Rightclick->Modern->Ring/Enum->PictRing.-Rightclicktheblockandselect“changetoindicator”.IntheBlockDiagram-Createa"WhileLoop": Rightclick->Programming->Structures->WhileLoop.-Rightclickonthereddotonbottomrightofthewhileandclick“Createconstant”.-Createan"EventStructure".-Rightclick->Programming->Structures->EventStructure.-Rightclickonitslabelandselect“EditEventsHandledbythiscase”.In“EventSource”selectthe"NumericControl"withthename@_In“Events”select“ValueChange”-Inthe"EventStructure",link“NewVal”withtheRingyoucreatedbeforeExampleoftheBlockDiagram:BacktotheFrontPanel-Draganddropthepicturesintheringintheorderyouwantthemtoappear. ExampleoftheFrontPanel:Then,byrunningthemodel,youshouldbeabletochangetheimageontherightbyclickingonthebuttonontheleft.KB_Pic2.pngKB_Pic1.pngBasic_Picture_Changer.vi