org.gvsig.raster.cache.tile.impl

Class TileImpl

java.lang.Object

org.gvsig.raster.cache.tile.impl.TileImpl

All Implemented Interfaces:

Comparable<AtomicTask>, Runnable, AtomicTask, Tile

public class TileImpl
extends Object
implements Tile

Main implementation for the tile cache

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	TileImpl.CancelTaskImpl All tasks which use libRemoteServices need an object that implements ICancellable to cancel processes.

Field Summary

Fields

Modifier and Type	Field and Description
protected TileImpl.CancelTaskImpl	cancelDownloading

Constructor Summary

Constructors

Constructor and Description
TileImpl(int level, int col, int row)
TileImpl(int wPx, int hPx, int row, int col, Point2D ul, Point2D lr)

Method Summary

Methods

Modifier and Type	Method and Description
void	cancelTask() Cancels this current task
Tile	cloneTile()
int	compareTo(AtomicTask o)
boolean	dataIsLoaded() Returns true if the buffer data is loaded
ICancellable	getCancelled() Returns true if downloading has been canceled.
int	getCol() Gets the column of this tile
Rectangle2D	getCoordsPx() Gets the coordinates in pixels of this tile inside the layer.
Object	getCrashARGB() Gets the image that represent a crash tile
Object[]	getCrashImage() Gets the image that represent a crash tile
Object[]	getData() Gets the data associated to this tile.
Downloader	getDownloader() Gets the downloader for this tile
Object	getDownloaderParams(String key) Gets the Downloader parameters
Object	getDownloadingARGB() Gets the image that represent a tile while is downloading
Object[]	getDownloadingImage() Gets the image that represent a tile while is downloading
Rectangle2D	getExtent() Gets the bounding box
File	getFile() Gets the file associated to this tile
int	getHeightPx() Gets the height in pixels of this tile
String	getId() Gets an unique identifier to this tile
int	getLevel() Gets the resolution level of this tile
Point2D	getLr() Gets the lower right coordinate of this tile
int	getPriority() Gets the priority of this task
int	getRow() Gets the row of this tile
TilePipe	getSharedPipe() Gets the pipe of tiles
String	getTimeInstant() Gets the time instant that this tile belong to.This is useful when the source is a multidimensional container.
Point2D	getUl() Gets the upper left coordinate of this tile
String	getVariable() Gets the Variable that this tile belong to.This is useful when the source is a multidimensional container.
int	getWidthPx() Gets the width in pixels of this tile
String	getZ() Gets the Z that this tile belong to.
boolean	isCorrupt() Returns true if the downloaded tile is corrupt, so this can't be sent to the client
void	run() Actions for download a tile
void	setCol(int col) Sets the column of this tile in its level
void	setCoordsPx(Rectangle2D r) Sets the coordinates ins pixels of this tile inside the layer.
void	setCorrupt(boolean corrupt) Sets this flag to true if the data is corrupt
void	setData(Object[] data) Sets the data associated to this tile.
void	setDownloader(Downloader downloader) Sets the downloader for this tile
void	setDownloaderParams(String key, Object value) Sets the Downloader parameters
void	setFile(File file) Sets the file associated to this tile
void	setHeightPx(int heightPx) Sets the height in pixels of this tile
void	setLevel(int level) Sets the level of resolution of this tile
void	setLr(Point2D lr) Sets the lower right coordinate of this tile
void	setPriority(int priority) Sets the priority of this task
void	setRow(int row) Sets the row of this tile in its level
void	setSharedPipe(TilePipe sharedPipe) Sets the pipe of tiles
void	setTimeInstant(String t) Sets the time instant that this tile belong to.This is useful when the source is a multidimensional container.
void	setUl(Point2D ul) Sets the upper left coordinate of this tile
void	setVariable(String var) Sets the Variable that this tile belong to.This is useful when the source is a multidimensional container.
void	setWidthPx(int widthPx) Sets the width in pixels of this tile
void	setZ(String z) Sets the Z that this tile belong to.
Point2D	worldToRaster(Point2D pt) Convierte un punto desde del mundo a coordenadas pixel.

Methods inherited from class java.lang.Object

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

Field Detail

cancelDownloading

protected TileImpl.CancelTaskImpl cancelDownloading

Constructor Detail

TileImpl

public TileImpl(int level,
        int col,
        int row)

TileImpl

public TileImpl(int wPx,
        int hPx,
        int row,
        int col,
        Point2D ul,
        Point2D lr)

Method Detail

getDownloadingImage

public Object[] getDownloadingImage()

Description copied from interface: Tile

Gets the image that represent a tile while is downloading

Specified by:

getDownloadingImage in interface Tile

Returns:

RGB image and an alpha band

getCrashImage

public Object[] getCrashImage()

Description copied from interface: Tile

Gets the image that represent a crash tile

Specified by:

getCrashImage in interface Tile

Returns:

RGB image and an alpha band

getDownloadingARGB

public Object getDownloadingARGB()

Description copied from interface: Tile

Gets the image that represent a tile while is downloading

Specified by:

getDownloadingARGB in interface Tile

Returns:

ARGB image

getCrashARGB

public Object getCrashARGB()

Description copied from interface: Tile

Gets the image that represent a crash tile

Specified by:

getCrashARGB in interface Tile

Returns:

ARGB image

worldToRaster

public Point2D worldToRaster(Point2D pt)

Convierte un punto desde del mundo a coordenadas pixel.

Parameters:

pt - Punto a transformar

Returns:

punto transformado en coordenadas pixel

cloneTile

public Tile cloneTile()

getVariable

public String getVariable()

Description copied from interface: Tile

Gets the Variable that this tile belong to.This is useful when the source is a multidimensional container. If it is not then this variable will have a default value.

Specified by:

getVariable in interface Tile

Returns:

getZ

public String getZ()

Description copied from interface: Tile

Gets the Z that this tile belong to. This is useful when the source is a multidimensional container. If it is not then this variable will have a 0 value.

Specified by:

getZ in interface Tile

Returns:

getTimeInstant

public String getTimeInstant()

Description copied from interface: Tile

Gets the time instant that this tile belong to.This is useful when the source is a multidimensional container. If it is not then this variable will have a 0 value.

Specified by:

getTimeInstant in interface Tile

Returns:

setVariable

public void setVariable(String var)

Description copied from interface: Tile

Sets the Variable that this tile belong to.This is useful when the source is a multidimensional container. If it is not then this variable will have a default value.

Specified by:

setVariable in interface Tile

setZ

public void setZ(String z)

Description copied from interface: Tile

Sets the Z that this tile belong to. This is useful when the source is a multidimensional container. If it is not then this variable will have a 0 value.

Specified by:

setZ in interface Tile

getLevel

public int getLevel()

Description copied from interface: Tile

Gets the resolution level of this tile

Specified by:

getLevel in interface Tile

Returns:

setTimeInstant

public void setTimeInstant(String t)

Description copied from interface: Tile

Sets the time instant that this tile belong to.This is useful when the source is a multidimensional container. If it is not then this variable will have a 0 value.

Specified by:

setTimeInstant in interface Tile

getCol

public int getCol()

Description copied from interface: Tile

Gets the column of this tile

Specified by:

getCol in interface Tile

Returns:

getRow

public int getRow()

Description copied from interface: Tile

Gets the row of this tile

Specified by:

getRow in interface Tile

Returns:

setCol

public void setCol(int col)

Description copied from interface: Tile

Sets the column of this tile in its level

Specified by:

setCol in interface Tile

setRow

public void setRow(int row)

Description copied from interface: Tile

Sets the row of this tile in its level

Specified by:

setRow in interface Tile

setLevel

public void setLevel(int level)

Description copied from interface: Tile

Sets the level of resolution of this tile

Specified by:

setLevel in interface Tile

getCoordsPx

public Rectangle2D getCoordsPx()

Description copied from interface: Tile

Gets the coordinates in pixels of this tile inside the layer. This function is only for the real level.

Specified by:

getCoordsPx in interface Tile

Returns:

setCoordsPx

public void setCoordsPx(Rectangle2D r)

Description copied from interface: Tile

Sets the coordinates ins pixels of this tile inside the layer. This function is only for the real level.

Specified by:

setCoordsPx in interface Tile

getWidthPx

public int getWidthPx()

Description copied from interface: Tile

Gets the width in pixels of this tile

Specified by:

getWidthPx in interface Tile

Returns:

setWidthPx

public void setWidthPx(int widthPx)

Description copied from interface: Tile

Sets the width in pixels of this tile

Specified by:

setWidthPx in interface Tile

getHeightPx

public int getHeightPx()

Description copied from interface: Tile

Gets the height in pixels of this tile

Specified by:

getHeightPx in interface Tile

Returns:

setHeightPx

public void setHeightPx(int heightPx)

Description copied from interface: Tile

Sets the height in pixels of this tile

Specified by:

setHeightPx in interface Tile

getExtent

public Rectangle2D getExtent()

Description copied from interface: Tile

Gets the bounding box

Specified by:

getExtent in interface Tile

Returns:

getUl

public Point2D getUl()

Description copied from interface: Tile

Gets the upper left coordinate of this tile

Specified by:

getUl in interface Tile

Returns:

setUl

public void setUl(Point2D ul)

Description copied from interface: Tile

Sets the upper left coordinate of this tile

Specified by:

setUl in interface Tile

getLr

public Point2D getLr()

Description copied from interface: Tile

Gets the lower right coordinate of this tile

Specified by:

getLr in interface Tile

Returns:

setLr

public void setLr(Point2D lr)

Description copied from interface: Tile

Sets the lower right coordinate of this tile

Specified by:

setLr in interface Tile

getFile

public File getFile()

Description copied from interface: Tile

Gets the file associated to this tile

Specified by:

getFile in interface Tile

Returns:

setFile

public void setFile(File file)

Description copied from interface: Tile

Sets the file associated to this tile

Specified by:

setFile in interface Tile

getDownloader

public Downloader getDownloader()

Gets the downloader for this tile

Returns:

setDownloader

public void setDownloader(Downloader downloader)

Description copied from interface: Tile

Sets the downloader for this tile

Specified by:

setDownloader in interface Tile

getDownloaderParams

public Object getDownloaderParams(String key)

Description copied from interface: Tile

Gets the Downloader parameters

Specified by:

getDownloaderParams in interface Tile

Returns:

setDownloaderParams

public void setDownloaderParams(String key,
                       Object value)

Description copied from interface: Tile

Sets the Downloader parameters

Specified by:

setDownloaderParams in interface Tile

setCorrupt

public void setCorrupt(boolean corrupt)

Description copied from interface: Tile

Sets this flag to true if the data is corrupt

Specified by:

setCorrupt in interface Tile

isCorrupt

public boolean isCorrupt()

Description copied from interface: Tile

Returns true if the downloaded tile is corrupt, so this can't be sent to the client

Specified by:

isCorrupt in interface Tile

Returns:

run

public void run()

Actions for download a tile

Specified by:

run in interface Runnable

cancelTask

public void cancelTask()

Description copied from interface: AtomicTask

Cancels this current task

Specified by:

cancelTask in interface AtomicTask

getCancelled

public ICancellable getCancelled()

Description copied from interface: Tile

Returns true if downloading has been canceled. This is useful when a tile is taking a lot of time. The task which will throw this action could cancel the process.

Specified by:

getCancelled in interface Tile

Returns:

getSharedPipe

public TilePipe getSharedPipe()

Gets the pipe of tiles

Returns:

setSharedPipe

public void setSharedPipe(TilePipe sharedPipe)

Description copied from interface: Tile

Sets the pipe of tiles

Specified by:

setSharedPipe in interface Tile

getId

public String getId()

Description copied from interface: Tile

Gets an unique identifier to this tile

Specified by:

getId in interface Tile

Returns:

getPriority

public int getPriority()

Description copied from interface: AtomicTask

Gets the priority of this task

Specified by:

getPriority in interface AtomicTask

Returns:

setPriority

public void setPriority(int priority)

Description copied from interface: AtomicTask

Sets the priority of this task

Specified by:

setPriority in interface AtomicTask

setData

public void setData(Object[] data)

Description copied from interface: Tile

Sets the data associated to this tile. In the most cases will be only one element in the array of objects

Specified by:

setData in interface Tile

getData

public Object[] getData()

Description copied from interface: Tile

Gets the data associated to this tile. In the most cases will be only one element in the array of objects

Specified by:

getData in interface Tile

Returns:

compareTo

public int compareTo(AtomicTask o)

Specified by:

compareTo in interface Comparable<AtomicTask>

dataIsLoaded

public boolean dataIsLoaded()

Description copied from interface: Tile

Returns true if the buffer data is loaded

Specified by:

dataIsLoaded in interface Tile

Returns: