转换apidraring对象为JSON对象
这种方法没有任何参数
builder.CreateFile("pptx")!varoPresentation=api.GetpresentationvaroSlide=oPresentation.getSlideByIndex0oSlide.RemoveAllObjects()!varoFinll =api.CreateSolidFillvarostroke=api.CreatestrokeVar ODrawing = Api.CreateShapevarjsonssvar ODrawingJSON=api.fromJSONoDrawingFromJSON.SetPosition(608400, 1267200)!ODrawingJSON.SetSizeoSlide.AddObject(oDrawingFromJSON)!builder.SaveFile("pptx", "ToJSON.pptx")!builder.CloseFile();