org.cyclos.utils

Class ColorHelper

java.lang.Object

org.cyclos.utils.ColorHelper

public class ColorHelper
extends java.lang.Object

Helper class for colors

Author:

luis

Constructor Summary

Constructors

Constructor and Description
ColorHelper()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	formatRGBasHex(int... rgb) Returns the HTML hex code for the given RGB color components, in the format #RRGGBB, or null if the array is null or doesn't contains 3 elements
static int[]	fromHSVtoRGB(int[] hsv)
static int[]	fromHSVtoRGB(int h, int s, int v) Converts a color represented by the given HSV values to RGB values.
static int[]	fromRGB(int rgb) Returns a color from the given number, being the first byte the red value, and the other 2 bytes, green and blue
static int[]	fromRGBtoHSV(int[] rgb)
static int[]	fromRGBtoHSV(int r, int g, int b) Converts a color represented by the given RGB values to HSV values.
static int[]	parse(java.lang.String string) Parses the RGB color from the given string
static int[]	parseRGB(java.lang.String rgbString) Returns a color from the given RGB string, in form rgb(R,G,B)
static int[]	parseRGBfromHex(java.lang.String hexString) Returns the RGB components from the given hex string, in form #RRGGBB
static int	toRGB(int[] rgb) Returns an integer with 6 bytes, being them RRGGBB, or -1 if the given array is null or doesn't have 3 elements

Methods inherited from class java.lang.Object

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

Constructor Detail

ColorHelper

public ColorHelper()

Method Detail

formatRGBasHex

public static java.lang.String formatRGBasHex(int... rgb)

Returns the HTML hex code for the given RGB color components, in the format #RRGGBB, or null if the array is null or doesn't contains 3 elements

fromHSVtoRGB

public static int[] fromHSVtoRGB(int h,
                                 int s,
                                 int v)

Converts a color represented by the given HSV values to RGB values. R, G and B ranges are [0, 255], H is [0, 360], S and V are [0, 100];

fromHSVtoRGB

public static int[] fromHSVtoRGB(int[] hsv)

See Also:

fromHSVtoRGB(int, int, int)

fromRGB

public static int[] fromRGB(int rgb)

Returns a color from the given number, being the first byte the red value, and the other 2 bytes, green and blue

fromRGBtoHSV

public static int[] fromRGBtoHSV(int r,
                                 int g,
                                 int b)

Converts a color represented by the given RGB values to HSV values. R, G and B ranges are [0, 255], H is [0, 360], S and V are [0, 100];

fromRGBtoHSV

public static int[] fromRGBtoHSV(int[] rgb)

See Also:

fromRGBtoHSV(int, int, int)

parse

public static int[] parse(java.lang.String string)

Parses the RGB color from the given string

parseRGB

public static int[] parseRGB(java.lang.String rgbString)

Returns a color from the given RGB string, in form rgb(R,G,B)

parseRGBfromHex

public static int[] parseRGBfromHex(java.lang.String hexString)

Returns the RGB components from the given hex string, in form #RRGGBB

toRGB

public static int toRGB(int[] rgb)

Returns an integer with 6 bytes, being them RRGGBB, or -1 if the given array is null or doesn't have 3 elements