WiFi Location Map is a feature on FortiOS lets you import custom maps or floor layouts and then position FortiAP devices on the map. Wifi Maps display the FortiAP devices' real-time state and warnings on the map. This function provides a visual representation of the position and state of each FortiAP unit on the map. I hope this serves your requirements.
WiFi Location Map FortiGate/FortiOS:
Or else, Wireless Manager (FortiWLM) should help you in deploying Network Heat Maps, a visualization feature on the dashboard that allows you to check the range and efficiency of APs in the wireless network.
Network Heat Maps on Wireless Manager (FortiWLM):
The FortiWLM-VM Wireless Manager(FWM-VM) Supports Docker in FortiManager, VMware, Hyper-V, and KVM hypervisors. FortiWLM Wireless LAN Management Virtual Appliance.
For information refer to the below Link: