org.gvsig.raster.impl.grid

Class GridExtentImpl

java.lang.Object

org.gvsig.raster.impl.datastruct.ExtentImpl

org.gvsig.raster.impl.grid.GridExtentImpl

All Implemented Interfaces:

Extent, GridExtent, Persistent

public class GridExtentImpl
extends ExtentImpl
implements GridExtent

This class defines a grid system (coordinates and cellsize)

Nested Class Summary

Nested classes/interfaces inherited from class org.gvsig.raster.impl.datastruct.ExtentImpl

ExtentImpl.Has

Field Summary

Fields inherited from class org.gvsig.raster.impl.datastruct.ExtentImpl

PERSISTENT_DESCRIPTION, PERSISTENT_NAME

Constructor Summary

Constructors

Constructor and Description
GridExtentImpl()
GridExtentImpl(double minX, double minY, double maxX, double maxY, double dCellSize) Assign the extension value and cell size.
GridExtentImpl(double minX, double minY, double maxX, double maxY, double dCellSizeX, double dCellSizeY) Assign the extension value and cell size.
GridExtentImpl(Extent extent, double dCellSize) Assign the extension value and cell size.
GridExtentImpl(Extent extent, double dCellSizeX, double dCellSizeY) Assign the extension value and cell size.

Method Summary

Modifier and Type	Method and Description
boolean	contains(double x, double y)
boolean	equals(GridExtent extent) Compare a extent with the current GridExtent
boolean	fitsIn(GridExtent extent)
double	getCellSize() Get cell size
double	getCellSizeX()
double	getCellSizeY()
GridCellImpl	getGridCoordsFromWorldCoords(Point2D pt) Add the layer extent as current extent
int	getNX() Get pixel width
int	getNY() Get pixel height
Point2D	getWorldCoordsFromGridCoords(GridCellImpl cell)
void	setCellSize(double cellSize) Set cell size and recalculate pixel distance in both axis
void	setCellSizeX(double cellSizeX)
void	setCellSizeY(double cellSizeY)
void	setXRange(double dXMin, double dXMax)
void	setYRange(double dYMin, double dYMax)

Methods inherited from class org.gvsig.raster.impl.datastruct.ExtentImpl

add, add, clone, convert, encloseBoundinBoxes, equals, finalize, getCenterX, getCenterY, getGridExtent, getLLX, getLLY, getLR, getLRX, getLRY, getMax, getMin, getScale, getScale, getUL, getULX, getULY, getURX, getURY, height, intersection, intersects, isAt, loadFromState, maxX, maxY, minX, minY, rasterToWorld, registerPersistence, saveToState, setLRXToMax, setLRXToMin, setLRYToMax, setLRYToMin, setULXToMax, setULXToMin, setULYToMax, setULYToMin, toRectangle2D, toString, width, worldToRaster

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.gvsig.fmap.dal.coverage.datastruct.Extent

clone, convert, encloseBoundinBoxes, equals, getCenterX, getCenterY, getGridExtent, getLLX, getLLY, getLR, getLRX, getLRY, getMax, getMin, getScale, getScale, getUL, getULX, getULY, getURX, getURY, height, intersection, intersects, maxX, maxY, minX, minY, rasterToWorld, setLRXToMax, setLRXToMin, setLRYToMax, setLRYToMin, setULXToMax, setULXToMin, setULYToMax, setULYToMin, toRectangle2D, width, worldToRaster

Methods inherited from interface org.gvsig.tools.persistence.Persistent

loadFromState, saveToState

Constructor Detail

GridExtentImpl

public GridExtentImpl()

GridExtentImpl

public GridExtentImpl(double minX,
                      double minY,
                      double maxX,
                      double maxY,
                      double dCellSize)

Assign the extension value and cell size.

Parameters:

minX - minimun value in X coordinate

minY - minimun value in Y coordinate

maxX - maximun value in X coordinate

maxY - maximun value in Y coordinate

dCellSize - cell size

GridExtentImpl

public GridExtentImpl(Extent extent,
                      double dCellSize)

Assign the extension value and cell size.

Parameters:

minX - minimun value in X coordinate

minY - minimun value in Y coordinate

maxX - maximun value in X coordinate

maxY - maximun value in Y coordinate

dCellSize - cell size

GridExtentImpl

public GridExtentImpl(double minX,
                      double minY,
                      double maxX,
                      double maxY,
                      double dCellSizeX,
                      double dCellSizeY)

Assign the extension value and cell size.

Parameters:

minX - minimun value in X coordinate

minY - minimun value in Y coordinate

maxX - maximun value in X coordinate

maxY - maximun value in Y coordinate

dCellSizeX - cell size in X coordinate

dCellSizeX - cell size in X coordinate

GridExtentImpl

public GridExtentImpl(Extent extent,
                      double dCellSizeX,
                      double dCellSizeY)

Assign the extension value and cell size.

Parameters:

minX - minimun value in X coordinate

minY - minimun value in Y coordinate

maxX - maximun value in X coordinate

maxY - maximun value in Y coordinate

dCellSizeX - cell size in X coordinate

dCellSizeX - cell size in X coordinate

Method Detail

setXRange

public void setXRange(double dXMin,
                      double dXMax)

Specified by:

setXRange in interface GridExtent

setYRange

public void setYRange(double dYMin,
                      double dYMax)

Specified by:

setYRange in interface GridExtent

getCellSize

public double getCellSize()

Get cell size

Specified by:

getCellSize in interface GridExtent

Returns:

cell size in double value

setCellSize

public void setCellSize(double cellSize)

Set cell size and recalculate pixel distance in both axis

Specified by:

setCellSize in interface GridExtent

Parameters:

cellSize - cell size in double value

getNX

public int getNX()

Get pixel width

Specified by:

getNX in interface GridExtent

Returns:

A integer with the pixel width value

getNY

public int getNY()

Get pixel height

Specified by:

getNY in interface GridExtent

Returns:

A integer with the pixel height value

contains

public boolean contains(double x,
                        double y)

Specified by:

contains in interface GridExtent

fitsIn

public boolean fitsIn(GridExtent extent)

Specified by:

fitsIn in interface GridExtent

equals

public boolean equals(GridExtent extent)

Compare a extent with the current GridExtent

Specified by:

equals in interface GridExtent

Parameters:

extent - extent to compare

Returns:

true if two extents are equals and false if not

getGridCoordsFromWorldCoords

public GridCellImpl getGridCoordsFromWorldCoords(Point2D pt)

Add the layer extent as current extent

Parameters:

layer - Layer to set the extent

getWorldCoordsFromGridCoords

public Point2D getWorldCoordsFromGridCoords(GridCellImpl cell)

getCellSizeX

public double getCellSizeX()

Specified by:

getCellSizeX in interface GridExtent

setCellSizeX

public void setCellSizeX(double cellSizeX)

Specified by:

setCellSizeX in interface GridExtent

getCellSizeY

public double getCellSizeY()

Specified by:

getCellSizeY in interface GridExtent

setCellSizeY

public void setCellSizeY(double cellSizeY)

Specified by:

setCellSizeY in interface GridExtent