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ro.nolimits.rue.util
Class ColorGenerator  

java.lang.Object
  ro.nolimits.rue.util.ColorGenerator

All Implemented Interfaces:

java.io.Serializable

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public final class ColorGenerator

extends java.lang.Object

implements java.io.Serializable

A utility class which generates random colors to be used to represent the data channels. It tries not to generate the same color more times.

Version:

$Revision: 0.5.1.1 $ $Date: 2000/08/01 10:52:50 $

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Field Summary
private  int[]	_bHist           The blue color array in which we store the already geberated colors
private static ColorGenerator	_cg
private  int	_colorSpaceDim           The number of maximum separate collors
private  int	_colorStep           The amount of difference which will distinguish two colors
private  int	_currIndex           The current color's index in the color array
private  int[]	_gHist           The green color array in which we store the already geberated colors
private  int[]	_rHist           The red color array in which we store the already geberated colors
private  int	_startB
private  java.awt.Color	_startColor           The color from which we start
private  int	_startG
private  int	_startR           The same color but splitted in RGB

 

Constructor Summary

ColorGenerator()           The constructor

 

Method Summary
void	addColor(java.awt.Color color)           Adds a color to the registered colors lists
int	getColorSpaceDim()           Get the value of colorSpaceDim.
int	getColorStep()           Get the value of colorStep.
static ColorGenerator	getHandle()           The hook for the ColorGenerator
java.awt.Color	getStartColor()           Get the value of startColor.
int	indexOf(java.awt.Color color)           Returns the index of the specified color.
private  void	init()           Some initialization
boolean	isColor(java.awt.Color color)           Checks if an color is already registered
static void	main(java.lang.String[] args)           Just for testing purposes
java.awt.Color	nextColor()           Generates a color which is all the time different than the other generated colors.
void	removeColor(java.awt.Color color)           Removes a color from the register
void	setColorSpaceDim(int v)           Set the value of colorSpaceDim.
void	setColorStep(int v)           Set the value of colorStep.
void	setStartColor(java.awt.Color v)           Set the value of startColor.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

_startColor

private java.awt.Color _startColor

The color from which we start

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_startR

private int _startR

The same color but splitted in RGB

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_startG

private int _startG

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_startB

private int _startB

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_colorSpaceDim

private int _colorSpaceDim

The number of maximum separate collors

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_currIndex

private int _currIndex

The current color's index in the color array

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_cg

private static ColorGenerator _cg

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_rHist

private int[] _rHist

The red color array in which we store the already geberated colors

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_gHist

private int[] _gHist

The green color array in which we store the already geberated colors

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_bHist

private int[] _bHist

The blue color array in which we store the already geberated colors

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_colorStep

private int _colorStep

The amount of difference which will distinguish two colors

Constructor Detail

ColorGenerator

public ColorGenerator()

The constructor

Method Detail

getHandle

public static ColorGenerator getHandle()

The hook for the ColorGenerator

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init

private void init()

Some initialization

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getColorSpaceDim

public int getColorSpaceDim()

Get the value of colorSpaceDim.

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setColorSpaceDim

public void setColorSpaceDim(int v)

Set the value of colorSpaceDim.

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getStartColor

public java.awt.Color getStartColor()

Get the value of startColor.

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setStartColor

public void setStartColor(java.awt.Color v)

Set the value of startColor.

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getColorStep

public int getColorStep()

Get the value of colorStep.

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setColorStep

public void setColorStep(int v)

Set the value of colorStep.

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nextColor

public java.awt.Color nextColor()

Generates a color which is all the time different than the other generated colors.
Used in the RUE-DataSources tree do distinguish between channels

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isColor

public boolean isColor(java.awt.Color color)

Checks if an color is already registered

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indexOf

public int indexOf(java.awt.Color color)

Returns the index of the specified color.

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addColor

public void addColor(java.awt.Color color)

Adds a color to the registered colors lists

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removeColor

public void removeColor(java.awt.Color color)

Removes a color from the register

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main

public static void main(java.lang.String[] args)

Just for testing purposes

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