walker.blue.core.lib.user

Class UserTracker

java.lang.Object

walker.blue.core.lib.user.UserTracker

All Implemented Interfaces:

OrientationManager.OnChangedListener

public class UserTracker
extends java.lang.Object
implements OrientationManager.OnChangedListener

Class in change of tracking the movement of the user

Constructor Summary

Constructors

Constructor and Description
UserTracker(SpeechSubmitHandler speechSubmitHandler, java.util.List<GridNode> path, double zoneOffset, double destOffset, OrientationManager orientationManager, IndicatorView indicatorView, Building building) Constructor.

Method Summary

Modifier and Type	Method and Description
RectCoordinates	getLatestLocation() Getter for the latest location of the user
GridNode	getNextNode() Getter for the next node in the path
GridNode	getPreviousNode() Getter for the previous node the user passed in the path
UserState	getUserState() Getter for the users state
void	onAccuracyChanged(OrientationManager orientationManager) Called when the accuracy of the compass changes.
void	onLocationChanged(OrientationManager orientationManager) Called when the user's location changes.
void	onOrientationChanged(OrientationManager orientationManager) Called when the user's orientation changes.
void	setPath(java.util.List<GridNode> path) Sets the path being used by the user tracker
void	updateUserState(RectCoordinates userLocation) Updates the state of the user according to the given location

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UserTracker

public UserTracker(SpeechSubmitHandler speechSubmitHandler,
                   java.util.List<GridNode> path,
                   double zoneOffset,
                   double destOffset,
                   OrientationManager orientationManager,
                   IndicatorView indicatorView,
                   Building building)

Constructor. Sets the path to the given path and creates the warning and buffer zone

Parameters:

speechSubmitHandler - SpeechSubmitHandler used throughout the class

path - Path which the user is expected to follow

zoneOffset - Offset being used to create the zones

destOffset - Offest being used for the destinations and waypoints

orientationManager - OrientationManager used to get sensor data

indicatorView - IndicatorView being displayed to the user

building - Building the user is currently in

Method Detail

updateUserState

public void updateUserState(RectCoordinates userLocation)

Updates the state of the user according to the given location

Parameters:

userLocation - New location for the user

onAccuracyChanged

public void onAccuracyChanged(OrientationManager orientationManager)

Description copied from interface: OrientationManager.OnChangedListener

Called when the accuracy of the compass changes.

Specified by:

onAccuracyChanged in interface OrientationManager.OnChangedListener

Parameters:

orientationManager - the orientation manager that detected the change

onLocationChanged

public void onLocationChanged(OrientationManager orientationManager)

Description copied from interface: OrientationManager.OnChangedListener

Called when the user's location changes.

Specified by:

onLocationChanged in interface OrientationManager.OnChangedListener

Parameters:

orientationManager - the orientation manager that detected the change

onOrientationChanged

public void onOrientationChanged(OrientationManager orientationManager)

Description copied from interface: OrientationManager.OnChangedListener

Called when the user's orientation changes.

Specified by:

onOrientationChanged in interface OrientationManager.OnChangedListener

Parameters:

orientationManager - the orientation manager that detected the change

getUserState

public UserState getUserState()

Getter for the users state

Returns:

Current state of the user

getLatestLocation

public RectCoordinates getLatestLocation()

Getter for the latest location of the user

Returns:

Latest location of the user

getPreviousNode

public GridNode getPreviousNode()

Getter for the previous node the user passed in the path

Returns:

Previous node the user passed in the path

getNextNode

public GridNode getNextNode()

Getter for the next node in the path

Returns:

Next node in the path

setPath

public void setPath(java.util.List<GridNode> path)

Sets the path being used by the user tracker

Parameters:

path - new path for the usertracker