Class TileGrid

java.lang.Object

org.apache.batik.ext.awt.image.rendered.TileGrid

All Implemented Interfaces:

TileStore

public class TileGrid
extends Object
implements TileStore

This is a Grid based implementation of the TileStore. This makes it pretty quick, but it can use a fair amount of memory for large tile grids.

Version:

$Id$

Field Summary

Fields

Modifier and Type	Field	Description
private LRUCache	cache
private static final boolean	COUNT
private static final boolean	DEBUG
private int	minTileX
private int	minTileY
(package private) static int	misses
private TileLRUMember[][]	rasters
(package private) static int	requests
private TileGenerator	source
private int	xSz
private int	ySz

Constructor Summary

Constructors

Constructor	Description
TileGrid(int minTileX, int minTileY, int xSz, int ySz, TileGenerator source, LRUCache cache)

Method Summary

Modifier and Type	Method	Description
Raster	getTile(int x, int y)
Raster	getTileNoCompute(int x, int y)
void	setTile(int x, int y, Raster ras)

Methods inherited from class Object

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

Field Details

DEBUG

private static final boolean DEBUG

See Also:

• Constant Field Values

COUNT

private static final boolean COUNT

See Also:

• Constant Field Values

xSz

private int xSz

ySz

private int ySz

minTileX

private int minTileX

minTileY

private int minTileY

rasters

private TileLRUMember[][] rasters

source

private TileGenerator source

cache

private LRUCache cache

requests

static int requests

misses

static int misses

Constructor Details

TileGrid

public TileGrid(int minTileX,
 int minTileY,
 int xSz,
 int ySz,
 TileGenerator source,
 LRUCache cache)

Method Details

setTile

public void setTile(int x,
 int y,
 Raster ras)

Specified by:

setTile in interface TileStore

getTileNoCompute

public Raster getTileNoCompute(int x,
 int y)

Specified by:

getTileNoCompute in interface TileStore

getTile

public Raster getTile(int x,
 int y)

Specified by:

getTile in interface TileStore