de.jstacs.utils

Class NiceScale

java.lang.Object

de.jstacs.utils.NiceScale

public class NiceScale
extends Object

Class for creating nive tick marks on axes given a minimum and maximum value. Greatly inspired by http://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks

Author:

Jan Grau

Constructor Summary

Constructors

Constructor and Description
NiceScale(double min, double max) Creates a NiceScale object for the given minimum and maximum

Method Summary

Modifier and Type	Method and Description
double	getNiceMax() Returns the "nice" maximum value
double	getNiceMin() Returns the "nice" minimum value
double	getTickSpacing() Returns the spacing between the tick marks
void	setMaxTicks(double maxTicks) Sets maximum number of tick marks we're comfortable with
void	setMinMaxPoints(double minPoint, double maxPoint) Sets the minimum and maximum data points for the axis.

Methods inherited from class java.lang.Object

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

Constructor Detail

NiceScale

public NiceScale(double min,
                 double max)

Creates a NiceScale object for the given minimum and maximum

Parameters:

min - the minimum data point on the axis

max - the maximum data point on the axis

Method Detail

getTickSpacing

public double getTickSpacing()

Returns the spacing between the tick marks

Returns:

the spacing

getNiceMin

public double getNiceMin()

Returns the "nice" minimum value

Returns:

the minimum

getNiceMax

public double getNiceMax()

Returns the "nice" maximum value

Returns:

the maximum

setMinMaxPoints

public void setMinMaxPoints(double minPoint,
                            double maxPoint)

Sets the minimum and maximum data points for the axis.

Parameters:

minPoint - the minimum data point on the axis

maxPoint - the maximum data point on the axis

setMaxTicks

public void setMaxTicks(double maxTicks)

Sets maximum number of tick marks we're comfortable with

Parameters:

maxTicks - the maximum number of tick marks for the axis