Graphics::Color::HSV.3pm

Langue: en

Version: 2009-09-10 (ubuntu - 24/10/10)

Section: 3 (Bibliothèques de fonctions)

Sommaire

NAME

Graphics::Color::HSV - HSV color space

DESCRIPTION

Graphics::Color::HSV represents a Color in an RGB color space. HSLV stands for Hue Saturation and Value. HSV is closely related to HSL.

SYNOPSIS

     use Graphics::Color::HSV;
 
     my $color = Graphics::Color::HSV->new({
         hue         => 120,
         saturation  => .5
         value           => .25,
     });

CONSTRUCTOR

Graphics::Color::HSV->new(%options)

Creates a new Graphics::Color::HSV.

METHODS

equal_to

Compares this color to the provided one. Returns 1 if true, else 0;

not_equal_to

The opposite of equal_to.

hue

h

Set/Get the hue component of this Color.

saturation

s

Set/Get the saturation component of this Color.

value

v

Set/Get the value component of this Color.

alpha

Set/Get the alpha component of this Color.

name

Get the name of this color. Only valid if the color was created by name.

as_string

Get a string version of this Color in the form of HUE,SATURATION,VALUE,ALPHA.

as_percent_string

Return a percent formatted value for this color. This format is suitable for CSS HSV values.

as_array

Get the HSV values as an array

as_array_with_alpha>

Get the HSVA values as an array

to_rgb

Creates this HSV color in RGB space. Returns a Graphics::Color::RGB object.

AUTHOR

Cory Watson, "<gphat@cpan.org>"

SEE ALSO

perl(1), ``/en.wikipedia.org/wiki/HSL_and_HSV''`` in <a href=''http:Wikipedia</a>> Copyright 2008 - 2009 by Cory G Watson

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.