1. Presented by Ignas Šeškauskas
Location
Presented by Ignas Šeškauskas

2. Content Introduction COM Interfaces Enumeration Types
Windows.Device.Geolocation API

3. Introduction
The Location API provides an easy way to retrieve data about geographic location while protecting user privacy.
The Location API provides its functionality through a set of COM interfaces that represent objects.
locationapi.h header is used by Location API

4. COM Interfaces ICivicAddressReport IDefaultLocation ILatLongReport
ILocation
ILocationEvents
ILocationPower
ILocationReport

5. ICivicAddressReport
ICivicAddressReport represents a location report that contains information about:
Street address
City name
Postal code
Country/region

6. IDefaultLocation
IDefaultLocation provides methods used to specify or retrieve the default location.

7. ILATLONGREport
ILatLongReport represents a location report that contains information in the form of latitude and longitude.

8. ILocation
ILocation provides methods used to manage location reports, event registration, and sensor permissions.

9. ILocationEvents
ILocationEvents provides callback methods that you must implement if you want to receive event notifications.
Methods:
OnLocationChanged
OnStatusChanged

10. ILocationPower
ILocationPower is used by Windows Store app browsers in Windows 8 to notify the location platform that an app has been suspended (disconnect) and restored (connect).
Methods:
Connect()
Disconnect()

11. ILocationReport
ILocationReport is the parent interface for location reports.
Methods:
GetSensorID
GetTimestamp
GetValue

12. enumeration types Location_Desired_Accuracy Location_Report_Status
Default
High
Location_Report_Status
Report_Not_Supported
Report_error
Report_Access_Denied
Report_Initializing
Report_Running

13. Windows.Device.Geolocation API
Provides APIs for getting the current location or tracking the device's location over time. 
The accuracy of the location information depends on the source. The latitude and longitude may vary within the following ranges:
GPS : within approximately 10 meters
Wi-Fi : between approximately 30 meters and 500 meters
Cell towers : between approximately 300 meters and 3,000 meters
IP address : between approximately 1,000 meters and 5,000 meters

14. References
location-programming-reference
and-enumeration-types
interfaces

15. THANKS FOR YOUR ATTENTION!