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Yahoo! UI Library

colorpicker  2.5.0

Yahoo! UI Library > colorpicker > YAHOO.util.Color

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Class YAHOO.util.Color

Provides color conversion and validation utils

Methods

_createHostElement

private void _createHostElement ( )
Creates the host element if it doesn't exist
Returns: void

dec2hex

string dec2hex ( n )
Converts an int 0...255 to hex pair 00...FF
Parameters:
n <int> the number to convert
Returns: string
the hex equivalent

hex2dec

int hex2dec ( str )
Converts a hex pair 00...FF to an int 0...255
Parameters:
str <string> the hex pair to convert
Returns: int
the decimal

hex2rgb

[int, int, int] hex2rgb ( str )
Converts a hex string to rgb
Parameters:
str <string> the hex string
Returns: [int, int, int]
an array containing the rgb values

hsv2rgb

[int, int, int] hsv2rgb ( h , s , v )
Converts HSV (h[0-360], s[0-1]), v[0-1] to RGB [255,255,255]
Parameters:
h <int|[int, float, float]> the hue, or an array containing all three parameters
s <float> the saturation
v <float> the value/brightness
Returns: [int, int, int]
the red, green, blue values in decimal.

real2dec

int real2dec ( n )
Converts 0-1 to 0-255
Parameters:
n <float> the number to convert
Returns: int
a number 0-255

rgb2hex

string rgb2hex ( r , g , b )
Converts decimal rgb values into a hex string 255,255,255 -> FFFFFF
Parameters:
r <int|[int, int, int]> the red value, or an array containing all three parameters
g <int> the green value
b <int> the blue value
Returns: string
the hex string

rgb2hsv

[int, float, float] rgb2hsv ( r , g , b )
Converts to RGB [255,255,255] to HSV (h[0-360], s[0-1]), v[0-1]
Parameters:
r <int|[int, int, int]> the red value, or an array containing all three parameters
g <int> the green value
b <int> the blue value
Returns: [int, float, float]
the value converted to hsv

websafe

[int, int, int] websafe ( r , g , b )
Returns the closest websafe color to the supplied rgb value.
Parameters:
r <int|[int, int, int]> the red value, or an array containing all three parameters
g <int> the green value
b <int> the blue value
Returns: [int, int, int]
an array containing the closes websafe rgb colors.


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