sgtplot

Class LogTransform

java.lang.Object

sgtplot.AxisTransform

sgtplot.LogTransform

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, Transform

public class LogTransform
extends AxisTransform
implements java.lang.Cloneable

Transform class for creation of "log" axes. An example is available demonstrating LogTransform use. --------------------------------------------------------------------------
NAME : LogTransform.java
FUNCTION : Performs a logarithm transform on a cartesian axis.
ORIGIN : GFI INFORMATIQUE
PROJECT : SONC DPS
-------------------------------------------------------------------------
HISTORY
VERSION : 03/07/2002 LBE
old version had no fonctionality. It was just written
for future evolutions. This new version complete the class
END-HISTORY
------------------------------------------------------------------------

Since:

3.0

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
LogTransform()
LogTransform(double p1, double p2, double u1, double u2)
LogTransform(double p1, double p2, GeoDate t1, GeoDate t2)
LogTransform(Range2D pr, Range2D ur)
LogTransform(Range2D pr, SoTRange str)
LogTransform(Range2D pr, TimeRange tr)

Method Summary

Modifier and Type	Method and Description
long	getLongTimeTransU(double p)
int	getMinValue()
SoTValue	getSoTTransU(double p) Get user transform value as a SoTValue
GeoDate	getTimeTransU(double p)
double	getTransP(double u) Transform from user to physical coordinates.
double	getTransP(GeoDate t)
double	getTransP(long t)
double	getTransP(SoTValue v) Get physical value as a function of SoTValue.
double	getTransU(double p) Transform from physical to user coordinates.
void	setMinValue(int minVal)

Methods inherited from class sgtplot.AxisTransform

addPropertyChangeListener, getId, getRangeP, getRangeU, getSoTRangeU, getTimeRangeU, isSpace, isTime, removePropertyChangeListener, setId, setRangeP, setRangeP, setRangeU, setRangeU, setRangeU, setRangeU, setRangeU, setRangeU

Methods inherited from class java.lang.Object

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

Constructor Detail

LogTransform

public LogTransform()

LogTransform

public LogTransform(double p1,
                    double p2,
                    double u1,
                    double u2)

LogTransform

public LogTransform(Range2D pr,
                    Range2D ur)

LogTransform

public LogTransform(double p1,
                    double p2,
                    GeoDate t1,
                    GeoDate t2)

LogTransform

public LogTransform(Range2D pr,
                    TimeRange tr)

LogTransform

public LogTransform(Range2D pr,
                    SoTRange str)

Method Detail

getTransP

public double getTransP(double u)

Description copied from interface: Transform

Transform from user to physical coordinates.

Specified by:

getTransP in interface Transform

Parameters:

u - user value

Returns:

physical value

getTransP

public double getTransP(GeoDate t)

getTransP

public double getTransP(long t)

getTransP

public double getTransP(SoTValue v)

Description copied from class: AxisTransform

Get physical value as a function of SoTValue.

Specified by:

getTransP in class AxisTransform

getTransU

public double getTransU(double p)

Description copied from interface: Transform

Transform from physical to user coordinates.

Specified by:

getTransU in interface Transform

Parameters:

p - physical value

Returns:

user value

getTimeTransU

public GeoDate getTimeTransU(double p)

getLongTimeTransU

public long getLongTimeTransU(double p)

getSoTTransU

public SoTValue getSoTTransU(double p)

Description copied from class: AxisTransform

Get user transform value as a SoTValue

Specified by:

getSoTTransU in class AxisTransform

setMinValue

public void setMinValue(int minVal)

getMinValue

public int getMinValue()