ilog.views.maps.raster

Class IlvMultiTileLoader

java.lang.Object

ilog.views.maps.raster.IlvMultiTileLoader

All Implemented Interfaces:

IlvPersistentObject, IlvTileLoader

public class IlvMultiTileLoader
extends Object
implements IlvTileLoader, IlvPersistentObject

Loader to manage many different generic tiles.

Since:

JViews 7.5

Constructor Summary

Constructors

Constructor and Description
IlvMultiTileLoader() Default constructor
IlvMultiTileLoader(IlvInputStream stream) Constructor from stream

Method Summary

Modifier and Type	Method and Description
void	addLoader(IlvRasterTileLoader rasterLoader, IlvFreeTile currentTile) Adds a loader to load the tile.
IlvRasterTileLoader	getLoader(IlvTile tile) Return the tile loader for the tile.
boolean	isPersistent() Returns true if the object must be saved by a tile controller.
void	load(IlvTile tile) Function called when a tile has to be loaded.
void	release(IlvTile tile) Function called when a tile has to be released.
void	write(IlvOutputStream stream) Writes the tile loader to an IlvOutputStream

Methods inherited from class java.lang.Object

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

Constructor Detail

IlvMultiTileLoader

public IlvMultiTileLoader()

Default constructor

IlvMultiTileLoader

public IlvMultiTileLoader(IlvInputStream stream)
                   throws IlvReadFileException

Constructor from stream

Parameters:

stream - The input stream

Throws:

IlvReadFileException

Method Detail

getLoader

public IlvRasterTileLoader getLoader(IlvTile tile)

Return the tile loader for the tile.

Parameters:

tile - The tile.

Returns:

the tile loader for the tile or null.

load

public void load(IlvTile tile)
          throws Exception

Function called when a tile has to be loaded. When the tile loader has finished its operation, it should call the function IlvTile.loadComplete to notify the tile listeners.

Specified by:

load in interface IlvTileLoader

Throws:

Exception

See Also:

IlvTileLoader.load(ilog.views.tiling.IlvTile)

release

public void release(IlvTile tile)

Function called when a tile has to be released.

Specified by:

release in interface IlvTileLoader

See Also:

IlvTileLoader.release(ilog.views.tiling.IlvTile)

isPersistent

public boolean isPersistent()

Returns true if the object must be saved by a tile controller.

Specified by:

isPersistent in interface IlvTileLoader

See Also:

IlvTileLoader.isPersistent()

write

public void write(IlvOutputStream stream)
           throws IOException

Writes the tile loader to an IlvOutputStream

Specified by:

write in interface IlvPersistentObject

Specified by:

write in interface IlvTileLoader

Parameters:

stream - the output stream

Throws:

IOException - thrown when an exception occurs during the write operation for this object.

See Also:

IlvTileLoader.write(ilog.views.io.IlvOutputStream)

addLoader

public void addLoader(IlvRasterTileLoader rasterLoader,
                      IlvFreeTile currentTile)

Adds a loader to load the tile.

Parameters:

rasterLoader - The raster loader.

currentTile - The tile.