haberman.rhizomatics.data

Class SharedBuffer

java.lang.Object

haberman.rhizomatics.data.SharedBuffer

public class SharedBuffer
extends java.lang.Object

This singleton class is used to sync instances of shared pieces of the application.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SharedBuffer.LocationState An enum for the possible location (GPS) states.
static class	SharedBuffer.MarkerState A binary enum to reflect visibility of markers.
static class	SharedBuffer.PositionState An enum to indicate where the user_location_ stands relatively to places.

Field Summary

Fields

Modifier and Type	Field and Description
private AudioPlayer.AppState	audio_state_ The current AudioPlayer.AppState audio state.
private AudioPlayer.AudioType	audio_type_ The current AudioPlayer.AudioType audio type.
private DataManager	data_manager_ A DataManager instance.
private EventDispatcher	event_dispatcher_ An EventDispatcher engine instance.
private static SharedBuffer	instance_ This singleton.
private SharedBuffer.LocationState	location_state_ The current SharedBuffer.LocationState.
private com.mapbox.mapboxsdk.maps.MapboxMap	map_ Pointer to the displayed MapboxMap.
private SharedBuffer.PositionState	position_state_ The current SharedBuffer.PositionState.
private short	screen_height_
private short	screen_width_ Size of the screen (in pixels).
private com.mapbox.mapboxsdk.geometry.LatLng	user_location_ Last user location.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	SharedBuffer(DataManager data_manager, android.util.DisplayMetrics metrics) Private Constructor.

Method Summary

Modifier and Type	Method and Description
static boolean	audio_busy() Indicates that the AudioPlayer.AppState is either AudioPlayer.AppState#PREPARING or AudioPlayer.AppState#PLAYING.
static AudioPlayer.AppState	audio_state()
static AudioPlayer.AudioType	audio_type()
static EventDispatcher	dispatcher()
static void	init_instance(DataManager data_manager, android.util.DisplayMetrics metrics) Constructs and returns the instance_ singleton.
private static SharedBuffer	instance() Returns the singleton instance_.
static SharedBuffer.LocationState	location_state()
static com.mapbox.mapboxsdk.geometry.LatLng	location()
static DataManager	manager()
static com.mapbox.mapboxsdk.maps.MapboxMap	map()
static SharedBuffer.PositionState	position_state()
static short	screen_height()
static short	screen_width()
static void	set_audio_state(AudioPlayer.AppState audio_state)
static void	set_audio_type(AudioPlayer.AudioType audio_type)
static void	set_location_state(SharedBuffer.LocationState location_state)
static void	set_location(com.mapbox.mapboxsdk.geometry.LatLng location)
static void	set_map(com.mapbox.mapboxsdk.maps.MapboxMap map)
static void	set_position_state(SharedBuffer.PositionState position_state)
static boolean	user_tracking() Shortcut to find out if the application is currently tracked user.

Methods inherited from class java.lang.Object

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

Field Detail

instance_

private static SharedBuffer instance_

This singleton.

data_manager_

private final DataManager data_manager_

A DataManager instance.

event_dispatcher_

private final EventDispatcher event_dispatcher_

An EventDispatcher engine instance.

user_location_

private final com.mapbox.mapboxsdk.geometry.LatLng user_location_

Last user location.

screen_width_

private final short screen_width_

Size of the screen (in pixels).

screen_height_

private final short screen_height_

location_state_

@NonNull
private SharedBuffer.LocationState location_state_

The current SharedBuffer.LocationState.

position_state_

@NonNull
private SharedBuffer.PositionState position_state_

The current SharedBuffer.PositionState.

audio_state_

@NonNull
private AudioPlayer.AppState audio_state_

The current AudioPlayer.AppState audio state.

audio_type_

@NonNull
private AudioPlayer.AudioType audio_type_

The current AudioPlayer.AudioType audio type.

map_

private com.mapbox.mapboxsdk.maps.MapboxMap map_

Pointer to the displayed MapboxMap.

Constructor Detail

SharedBuffer

private SharedBuffer(DataManager data_manager,
                     android.util.DisplayMetrics metrics)

Private Constructor. Only called from init_instance(DataManager, DisplayMetrics) when instance_ is null.

Parameters:

data_manager - Final DataManager instance

metrics - Final DisplayMetrics instance

Method Detail

init_instance

public static void init_instance(@NonNull
                                 DataManager data_manager,
                                 @NonNull
                                 android.util.DisplayMetrics metrics)

Constructs and returns the instance_ singleton.

Parameters:

data_manager - Final DataManager instance

metrics - Final DisplayMetrics instance

screen_height

public static short screen_height()

instance

@NonNull
private static SharedBuffer instance()

Returns the singleton instance_. This method remains private since the instance is mostly used to access its members.

Returns:

SharedBuffer singleton.

Throws:

java.lang.RuntimeException - if the instance_ hasn't been initialized.

screen_width

public static short screen_width()

manager

@NonNull
public static DataManager manager()

dispatcher

@NonNull
public static EventDispatcher dispatcher()

map

@NonNull
public static com.mapbox.mapboxsdk.maps.MapboxMap map()

set_map

public static void set_map(com.mapbox.mapboxsdk.maps.MapboxMap map)

location

@NonNull
public static com.mapbox.mapboxsdk.geometry.LatLng location()

set_location

public static void set_location(com.mapbox.mapboxsdk.geometry.LatLng location)

position_state

@NonNull
public static SharedBuffer.PositionState position_state()

set_position_state

public static void set_position_state(@NonNull
                                      SharedBuffer.PositionState position_state)

location_state

@NonNull
public static SharedBuffer.LocationState location_state()

set_location_state

public static void set_location_state(@NonNull
                                      SharedBuffer.LocationState location_state)

set_audio_state

public static void set_audio_state(@NonNull
                                   AudioPlayer.AppState audio_state)

audio_type

@NonNull
public static AudioPlayer.AudioType audio_type()

set_audio_type

public static void set_audio_type(@NonNull
                                  AudioPlayer.AudioType audio_type)

audio_busy

public static boolean audio_busy()

Indicates that the AudioPlayer.AppState is either AudioPlayer.AppState#PREPARING or AudioPlayer.AppState#PLAYING.

Returns:

true or false

audio_state

@NonNull
public static AudioPlayer.AppState audio_state()

user_tracking

public static boolean user_tracking()

Shortcut to find out if the application is currently tracked user.

Returns:

true is GPS is active, false otherwise.