org.oscim.layers.tile

Class MapTile

java.lang.Object

org.oscim.core.Tile

org.oscim.layers.tile.MapTile

public class MapTile
extends Tile

Extends Tile class to hold state and data.

Used concurrently in: TileManager (Main Thread), TileLoader (Worker Thread) and TileRenderer (GL Thread).

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MapTile.State
static class	MapTile.TileData
static class	MapTile.TileNode

Field Summary

Fields

Modifier and Type	Field and Description
MapTile.TileData	data List of TileData for rendering.
float	distance current distance from map center
long	fadeTime Used for fade-effects
boolean	isVisible Tile is in view region.
MapTile.TileNode	node Pointer to access relatives in TileIndex
static int	PROXY_CHILD00
static int	PROXY_CHILD01
static int	PROXY_CHILD10
static int	PROXY_CHILD11
static int	PROXY_GRAMPA
static int	PROXY_HOLDER
static int	PROXY_PARENT
double	x absolute tile coordinates: tileX,Y / Math.pow(2, zoomLevel)
double	y

Fields inherited from class org.oscim.core.Tile

mapSize, SIZE, TILE_SIZE_MULTIPLE, tileX, tileY, zoomLevel

Constructor Summary

Constructors

Constructor and Description
MapTile(int tileX, int tileY, int zoomLevel)
MapTile(MapTile.TileNode node, int tileX, int tileY, int zoomLevel)

Method Summary

Modifier and Type	Method and Description
void	addData(java.lang.Object id, MapTile.TileData td)
protected void	clear() CAUTION: This function may only be called by TileManager
static int	depthOffset(MapTile t)
RenderBuckets	getBuckets() Get the default ElementLayers which are added by VectorTileLoader
MapTile.TileData	getData(java.lang.Object id)
float	getGroundScale()
MapTile	getParent()
MapTile	getProxy(int proxy, byte state)
MapTile	getProxyChild(int id, byte state)
int	getState()
boolean	hasProxy(int proxy) Test whether it is save to access a proxy item through this.node.*
boolean	isActive()
MapTile.TileData	removeData(java.lang.Object id)
void	setState(byte newState)
java.lang.String	state()
boolean	state(int testState)

Methods inherited from class org.oscim.core.Tile

calculateTileSize, equals, getBoundingBox, getBoundingBox, getMaxTileNumber, getOrigin, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

PROXY_CHILD00

public static final int PROXY_CHILD00

See Also:

Constant Field Values

PROXY_CHILD01

public static final int PROXY_CHILD01

See Also:

Constant Field Values

PROXY_CHILD10

public static final int PROXY_CHILD10

See Also:

Constant Field Values

PROXY_CHILD11

public static final int PROXY_CHILD11

See Also:

Constant Field Values

PROXY_PARENT

public static final int PROXY_PARENT

See Also:

Constant Field Values

PROXY_GRAMPA

public static final int PROXY_GRAMPA

See Also:

Constant Field Values

PROXY_HOLDER

public static final int PROXY_HOLDER

See Also:

Constant Field Values

x

public final double x

absolute tile coordinates: tileX,Y / Math.pow(2, zoomLevel)

y

public final double y

data

public MapTile.TileData data

List of TileData for rendering. ElementLayers is always at first position (for VectorTileLayer). TileLoaderHooks may add additional data. See e.g. LabelTileLoaderHook.

node

public final MapTile.TileNode node

Pointer to access relatives in TileIndex

distance

public float distance

current distance from map center

isVisible

public boolean isVisible

Tile is in view region. Set by TileRenderer.

fadeTime

public long fadeTime

Used for fade-effects

Constructor Detail

MapTile

public MapTile(int tileX,
               int tileY,
               int zoomLevel)

MapTile

public MapTile(MapTile.TileNode node,
               int tileX,
               int tileY,
               int zoomLevel)

Method Detail

state

public boolean state(int testState)

getState

public int getState()

isActive

public boolean isActive()

Returns:

true if tile is state is not NONE.

hasProxy

public boolean hasProxy(int proxy)

Test whether it is save to access a proxy item through this.node.*

clear

protected void clear()

CAUTION: This function may only be called by TileManager

getBuckets

public RenderBuckets getBuckets()

Get the default ElementLayers which are added by VectorTileLoader

getData

public MapTile.TileData getData(java.lang.Object id)

addData

public void addData(java.lang.Object id,
                    MapTile.TileData td)

removeData

public MapTile.TileData removeData(java.lang.Object id)

depthOffset

public static int depthOffset(MapTile t)

getGroundScale

public float getGroundScale()

Returns:

the corresponding ground scale

getProxyChild

public MapTile getProxyChild(int id,
                             byte state)

getParent

public MapTile getParent()

getProxy

public MapTile getProxy(int proxy,
                        byte state)

state

public java.lang.String state()

setState

public void setState(byte newState)