lt.monarch.chart.mapper
Class AxisMapperInverter

java.lang.Object
  lt.monarch.chart.mapper.AxisMapperInverter

All Implemented Interfaces:

java.io.Serializable, AxisMapper

public class AxisMapperInverter
extends java.lang.Object
implements AxisMapper

Axis mapper inverter.

See Also:

Serialized Form

Field Summary

Modifier and Type	Field and Description
protected AxisMapper	mapper

Constructor and Description

AxisMapperInverter(AxisMapper mapper)

Method Summary

Modifier and Type	Method and Description
void	addListener(AxisMapperListener listener) Adds a mapper change listener.
java.lang.String	formatKey(java.lang.Object key) Provides text representation of the coordinate value.
AxisMapper	getMapper()
double	getPreferredHeight(AbstractGraphics g, AbstractTextPainter textPainter) Gets preferred height.
double	getPreferredWidth(AbstractGraphics g, AbstractTextPainter textPainter) Gets preferred width.
AxisMapperRange	getProjectionRange() Gets axis projection range.
AxisScale	getScale() Returns a scale object for this axis.
AxisMapperRange	getViewRange() Gets an AxisMapperRange object representing visible axis range.
double	map(java.lang.Object key) Finds the position for the coordinate value.
java.lang.Object	mapBack(double pos) Converts the position on the coordinate axis to the value in some coordinate space.
void	removeListener(AxisMapperListener listener) Removes a mapper change listener.
void	setProjectionRange(double min, double max) Sets axis projection range.

Methods inherited from class java.lang.Object

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

Field Detail

mapper

protected AxisMapper mapper

Constructor Detail

AxisMapperInverter

public AxisMapperInverter(AxisMapper mapper)

Method Detail

getMapper

public AxisMapper getMapper()

addListener

public void addListener(AxisMapperListener listener)

Description copied from interface: AxisMapper

Adds a mapper change listener.

Specified by:

addListener in interface AxisMapper

Parameters:

listener - listener

removeListener

public void removeListener(AxisMapperListener listener)

Description copied from interface: AxisMapper

Removes a mapper change listener.

Specified by:

removeListener in interface AxisMapper

Parameters:

listener - listener

getScale

public AxisScale getScale()

Description copied from interface: AxisMapper

Returns a scale object for this axis.

Specified by:

getScale in interface AxisMapper

Returns:

scale object

map

public double map(java.lang.Object key)

Description copied from interface: AxisMapper

Finds the position for the coordinate value.

Specified by:

map in interface AxisMapper

Parameters:

key - value in some coordinate space

Returns:

a value in range [0,1]

mapBack

public java.lang.Object mapBack(double pos)

Description copied from interface: AxisMapper

Converts the position on the coordinate axis to the value in some coordinate space.

Specified by:

mapBack in interface AxisMapper

Parameters:

pos - position in range [0,1]

Returns:

a value in some coordinate space. Returns null if back mapping is not supported

formatKey

public java.lang.String formatKey(java.lang.Object key)

Description copied from interface: AxisMapper

Provides text representation of the coordinate value.

Specified by:

formatKey in interface AxisMapper

Parameters:

key - value in some coordinate space

Returns:

text representation of a coordinate value.

setProjectionRange

public void setProjectionRange(double min,
                               double max)

Description copied from interface: AxisMapper

Sets axis projection range.

Specified by:

setProjectionRange in interface AxisMapper

Parameters:

min - range minimum in range [0,1]

max - range maximum in range [0,1]

getProjectionRange

public AxisMapperRange getProjectionRange()

Description copied from interface: AxisMapper

Gets axis projection range.

Specified by:

getProjectionRange in interface AxisMapper

Returns:

mapper projection range

getPreferredHeight

public double getPreferredHeight(AbstractGraphics g,
                                 AbstractTextPainter textPainter)

Description copied from interface: AxisMapper

Gets preferred height.

Specified by:

getPreferredHeight in interface AxisMapper

Parameters:

g - graphics context

textPainter - text painter mode

Returns:

preferred height

getPreferredWidth

public double getPreferredWidth(AbstractGraphics g,
                                AbstractTextPainter textPainter)

Description copied from interface: AxisMapper

Gets preferred width.

Specified by:

getPreferredWidth in interface AxisMapper

Parameters:

g - graphics context

textPainter - text painter mode

Returns:

preferred width

getViewRange

public AxisMapperRange getViewRange()

Description copied from interface: AxisMapper

Gets an AxisMapperRange object representing visible axis range. The object can be used to set visible axis range. Returns normalized value from [0..1]

Specified by:

getViewRange in interface AxisMapper

Returns:

AxisMapperRange object representing visible axis range