File Coverage

blib/lib/Tags/HTML/GradientIndicator.pm

Criterion	Covered	Total	%
statement	31	34	91.1
branch	4	4	100.0
condition	6	6	100.0
subroutine	6	7	85.7
pod	3	3	100.0
total	50	54	92.5

package Tags::HTML::GradientIndicator;

use strict;
use warnings;

use Class::Utils qw(set_params);
use Error::Pure qw(err);

our $VERSION = 0.02;

# Constructor.
sub new {
	my ($class, @params) = @_;

	# Create object.
	my $self = bless {}, $class;

	# 'CSS::Struct::Output' object.
	$self->{'css'} = undef;

	# Default gradient is left-right direction from red to violet.
	$self->{'css_background_image'} = 'linear-gradient(to right, red, orange, yellow, green, blue, indigo, violet)';

	# Gradient CSS class.
	$self->{'css_gradient_class'} = 'gradient';

	# Height.
	$self->{'height'} = 30;

	# Unit.
	$self->{'unit'} = 'px';

	# Width.
	$self->{'width'} = 500;

	# 'Tags::Output' object.
	$self->{'tags'} = undef;

	# Process params.
	set_params($self, @params);

	# Check to 'CSS::Struct::Output' object.
	if ($self->{'css'} && ! $self->{'css'}->isa('CSS::Struct::Output')) {
		err "Parameter 'css' must be a 'CSS::Struct::Output::*' class.";
	}

	# Check to 'Tags' object.
	if (! $self->{'tags'} || ! $self->{'tags'}->isa('Tags::Output')) {
		err "Parameter 'tags' must be a 'Tags::Output::*' class.";
	}

	# Object.
	return $self;
}

# Process 'Tags'.
sub process {
	my ($self, $percent_value) = @_;

	# Value.
	my $value = $percent_value * ($self->{'width'} / 100);

	# Main stars.
	$self->{'tags'}->put(
		['b', 'div'],
		['a', 'style', 'width: '.$value.$self->{'unit'}.';overflow: hidden;'],

		['b', 'div'],
		['a', 'class', $self->{'css_gradient_class'}],
		['e', 'div'],

		['e', 'div'],
	);

	return;
}

# Process 'CSS::Struct'.
sub process_css {
	my $self = shift;

	$self->{'css'}->put(
		['s', '.'.$self->{'css_gradient_class'}],
		['d', 'height', $self->{'height'}.$self->{'unit'}],
		['d', 'width', $self->{'width'}.$self->{'unit'}],
		['d', 'background-color', 'red'],
		['d', 'background-image', $self->{'css_background_image'}],
		['e'],
	);

	return;
}

1;

__END__