uk.ac.starlink.ttools.plot2.layer

Class CountScaler

java.lang.Object

uk.ac.starlink.ttools.plot2.layer.CountScaler

public class CountScaler
extends Object

Scales integer count values according to a supplied Scaler object.

Since:

26 Jan 2015

Author:

Mark Taylor

Constructor Summary

Constructors

Constructor and Description
CountScaler(Scaler scaler, int maxOut) Constructor.

Method Summary

Modifier and Type	Method and Description
int	scaleCount(int count) Scales in input whole number to an output whole number.

Methods inherited from class java.lang.Object

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

Constructor Detail

CountScaler

public CountScaler(Scaler scaler,
                   int maxOut)

Constructor.

Parameters:

scaler - provides basic scaling behaviour

maxOut - defines output value range 0..maxOut

Method Detail

scaleCount

public int scaleCount(int count)

Scales in input whole number to an output whole number. Zero maps to zero, other values map according to this object's Scaler.

Parameters:

count - unscaled value, in range 0..maxIn

Returns:

scaled count, in range 0..maxOut