ch.aplu.util
Class X11Color

java.lang.Object
  java.awt.Color
      ch.aplu.util.X11Color

All Implemented Interfaces:

java.awt.Paint, java.awt.Transparency, java.io.Serializable

public class X11Color
extends java.awt.Color

This class provides the mapping of X11 colors names (in string notation) to RGB colors represented the java.awt.Color class. See

http://en.wikipedia.org/wiki/X11_color_names

for the names and a view of the colors.

See Also:

Serialized Form

Field Summary

static java.awt.Color[]

RAINBOW_COLORS

Fields inherited from class java.awt.Color

black, BLACK, blue, BLUE, cyan, CYAN, DARK_GRAY, darkGray, gray, GRAY, green, GREEN, LIGHT_GRAY, lightGray, magenta, MAGENTA, orange, ORANGE, pink, PINK, red, RED, white, WHITE, yellow, YELLOW

Fields inherited from interface java.awt.Transparency

BITMASK, OPAQUE, TRANSLUCENT

Constructor Summary

X11Color(java.lang.String colorStr)
Creates a color with given X11 color name.

Method Summary

static java.lang.String[]	getColorNames() Returns the implemented X11 color names.
static java.awt.Color	getRandomColor() Returns a random color from the X11 color set.
static java.lang.String	getRandomColorStr() Returns a random X11 color from the X11 color set.
static java.awt.Color	toColor(java.lang.String colorStr) Returns the color reference attributed to the given X11 color name.
static java.lang.String	toColorStr(java.awt.Color color) Returns the X11 color name attributed to the given color.
static java.awt.Color	wavelengthToColor(int wavelength) Returns the color corresponding to the spectral wavelength.

Methods inherited from class java.awt.Color

brighter, createContext, darker, decode, equals, getAlpha, getBlue, getColor, getColor, getColor, getColorComponents, getColorComponents, getColorSpace, getComponents, getComponents, getGreen, getHSBColor, getRed, getRGB, getRGBColorComponents, getRGBComponents, getTransparency, hashCode, HSBtoRGB, RGBtoHSB, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

RAINBOW_COLORS

public static java.awt.Color[] RAINBOW_COLORS

Constructor Detail

X11Color

public X11Color(java.lang.String colorStr)

Creates a color with given X11 color name. If the given color name is not part of the implemented color names, Color.black is created.

Parameters:

colorStr - the X11 color name (case insensitive)

Method Detail

getColorNames

public static java.lang.String[] getColorNames()

Returns the implemented X11 color names.

Returns:

an alphabetically sorted string array with all implemented color names

toColor

public static java.awt.Color toColor(java.lang.String colorStr)

Returns the color reference attributed to the given X11 color name.

Parameters:

colorStr - the X11 color name (case insensitive)

Returns:

the color reference or null, if the given color name is not part of the implemented color names

toColorStr

public static java.lang.String toColorStr(java.awt.Color color)

Returns the X11 color name attributed to the given color. The name is lowercase and has no blanks. Colors containing 'grey' are returned with 'gray'.

Parameters:

color - the color to search for the X11 name

Returns:

the X11 color name or null, if the given color is not part of the implemented X11 colors

getRandomColor

public static java.awt.Color getRandomColor()

Returns a random color from the X11 color set. Additional color names terminating with a number are excluded.

Returns:

a random X11 color

getRandomColorStr

public static java.lang.String getRandomColorStr()

Returns a random X11 color from the X11 color set. Additional color names terminating with a number are excluded.

Returns:

a random X11 color name

wavelengthToColor

public static java.awt.Color wavelengthToColor(int wavelength)

Returns the color corresponding to the spectral wavelength.

Parameters:

wavelength - the wavelength in nm (between 380nm and 780nm).

Returns:

the RGB color