tr.model.Location(args.end.xWorld,args.end.yComponents);return new tr.model.RectAnnotation(startLoc,endLoc);};RectAnnotation.prototype={__proto__:tr.model.Annotation.prototype,get startLocation(){return this.startLocation_;},get endLocation(){return this.endLocation_;},toDict(){return{typeName:'rect',args:{start:this.startLocation.toDict(),end:this.endLocation.toDict()}};},createView_(viewport){return new tr.ui.annotations.RectAnnotationView(viewport,this);}};tr.model.Annotation.register(RectAnnotation,{t...