PositionListener Class Reference

Class provides a callback to be invoked when NavigationManager updates the position of the device. More...

Public Member Functions
void	onPositionUpdated (Position position)
	Called when new position has been calculated.
void	onPositionError (Error error)
	Called if unable to calculate user's position.

Detailed Description

Class provides a callback to be invoked when NavigationManager updates the position of the device.

Referenced from NavigationManager RouteManager.

Note

The callback is invoked in the UI thread.

Definition at line 23 of file position_listener.dart.

Member Function Documentation

onPositionError()

void PositionListener.onPositionError

(

Error

error

)

Called if unable to calculate user's position.

Parameters

error

handled error.

Dart code snippet:

      onPositionError: (Error error) {
        print("Position error: ${error.message}");
      },

onPositionUpdated()

void PositionListener.onPositionUpdated

(

Position

position

)

Called when new position has been calculated.

Parameters

position

current user Position.

Dart code snippet:

      onPositionUpdated: (Position position) {
        print("Position updated successfully");
        _demonstratePositionUsage(position);
      },

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The documentation for this class was generated from the following file:

• position_listener.dart