Begins editing.
AnnEditDesigner.prototype.startWorking = function(operation, thumbIndex)
startWorking(operation: AnnEditDesignerOperation, thumbIndex: number): boolean; // protected
operation
The current operation.
thumbIndex
The Index of the object being moved (or -1 if no thumb is being moved).
Derived classes should call this method after beginning the editing of an object.
For more information and an example, refer to Implement User Defined Objects with LEADTOOLS Annotations