Cory Watson > Graphics-Color > Graphics::Color::HSL

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NAME ^

Graphics::Color::HSL - HSL color space

DESCRIPTION ^

Graphics::Color::HSL represents a Color in an RGB color space. HSL stands for Hue Saturation and Lightness.

SYNOPSIS ^

    use Graphics::Color::HSL;

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

CONSTRUCTOR ^

Graphics::Color::HSL->new(%options);

Creates a new Graphics::Color::HSL.

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.

lightness

l

Set/Get the lightness 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,LIGHTNESS,ALPHA

as_percent_string

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

as_array

Get the HSL values as an array

as_array_with_alpha

Get the HSLA values as an array

AUTHOR ^

Cory Watson, <gphat@cpan.org>

SEE ALSO ^

perl(1), http://en.wikipedia.org/wiki/HSL_and_HSV

COPYRIGHT & LICENSE ^

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.