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|
package Graphics::Color::CMYK;
$Graphics::Color::CMYK::VERSION = '0.31';
use Moose;
use MooseX::Aliases;
extends qw(Graphics::Color);
# ABSTRACT: CMYK color model
use Graphics::Color::Types qw(Number360OrLess NumberOneOrLess);
use Graphics::Color::RGB;
has 'cyan' => (
is => 'rw',
isa => NumberOneOrLess,
default => 1,
alias => 'c'
);
has 'magenta' => (
is => 'rw',
isa => NumberOneOrLess,
default => 1,
alias => 'm'
);
has 'yellow' => (
is => 'rw',
isa => NumberOneOrLess,
default => 1,
alias => 'y'
);
has 'key' => (
is => 'rw',
isa => NumberOneOrLess,
default => 1,
alias => 'k'
);
has 'name' => ( is => 'rw', isa => 'Str' );
sub as_string {
my ($self) = @_;
return sprintf('%0.2f,%0.2f,%0.2f,%0.2f',
$self->cyan, $self->magenta, $self->yellow, $self->key
);
}
sub as_percent_string {
my ($self) = @_;
return sprintf("%d%%, %d%%, %d%%, %d%%",
$self->cyan * 100, $self->magenta * 100, $self->yellow * 100,
$self->key * 100
);
}
sub as_array {
my ($self) = @_;
return ($self->cyan, $self->magenta, $self->yellow, $self->key);
}
sub equal_to {
my ($self, $other) = @_;
return 0 unless defined($other);
unless($self->cyan == $other->cyan) {
return 0;
}
unless($self->magenta == $other->magenta) {
return 0;
}
unless($self->yellow == $other->yellow) {
return 0;
}
unless($self->key == $other->key) {
return 0;
}
return 1;
}
__PACKAGE__->meta->make_immutable;
no Moose;
1;
__END__
=pod
=head1 NAME
Graphics::Color::CMYK - CMYK color model
=head1 VERSION
version 0.31
=head1 SYNOPSIS
use Graphics::Color::CMYK;
my $color = Graphics::Color::CMYK->new({
cyan => 120,
magenta => .5,
yellow => .25,
key => .5
});
=head1 DESCRIPTION
Graphics::Color::CMYK represents a Color in CMYK color model. Cyan stands for
B<Cyan> B<Magenta> B<Yellow> B<Key> (or black).
=head1 ATTRIBUTES
=head2 cyan
=head2 c
Set/Get the cyan component of this Color.
=head2 magenta
=head2 m
Set/Get the magenta component of this Color.
=head2 yellow
=head2 y
Set/Get the yellow component of this Color.
=head2 key
=head2 k
Set/Get the key (black) component of this Color.
=head2 name
Get the name of this color. Only valid if the color was created by name.
=head1 METHODS
=head2 as_string
Get a string version of this Color in the form of:
CYAN,MAGENTA,YELLOW,KEY
=head2 as_percent_string
Return a percent formatted value for this color.
=head2 as_array
Get the CMYK values as an array
=head2 equal_to
Compares this color to the provided one. Returns 1 if true, else 0;
=head2 not_equal_to
The opposite of C<equal_to>.
=head1 AUTHOR
Cory G Watson <gphat@cpan.org>
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2014 by Cold Hard Code, LLC.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut
|
