b116d9ce_ltimodal_Interaction_Use_Cases__Event_Handler
[User Action/External Input] User indicates that this is a stop on the way to original destination [Action on Device] Devices sends updated destination information to app server [Event Description] HTTP Request for updated directions (based on current location, detour destination, and ultimate destination) [Resulting Action] Device processes results and updates graphical display with new route and directions highlighting next step [Event Handler] 
App Server processes input and returns data to device
Multimodal Interaction Use Cases