Color.php

<?php


/**
 * @file
 * Contains Drupal\color_field\Color.
 */
namespace Drupal\color_field;

class Color {
    
    /**
     * The color.
     *
     * @var string
     */
    protected $color;
    
    /**
     * The opacity.
     *
     * @var float
     */
    protected $opacity;
    
    /**
     * Creates a Color instance.
     *
     * @param string $color The color.
     * @param float $opacity The opacity.
     */
    public function __construct($color, $opacity) {
        $this->color = $color;
        $this->opacity = $opacity;
    }
    
    /**
     * {@inheritdoc}
     */
    public function getColor() {
        return $this->color;
    }
    
    /**
     * {@inheritdoc}
     */
    public function getOpacity() {
        return $this->opacity;
    }
    
    /**
     * Returns the string representation of the color (color, opacity).
     *
     * @return string
     */
    public function __toString() {
        return $this->color . ' ' . $this->opacity;
    }

}