Color.php

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class Color
{
	private $r;
	private $g;
	private $b;
	private $a;
 
	function __construct($r, $g, $b, $a = 0)
	{
		$this->r = $r;
		$this->g = $g;
		$this->b = $b;
		$this->a = $a;
	}
 
	function getRed()
	{
		return $this->r;
	}
 
	function getGreen()
	{
		return $this->g;
	}
 
	function getBlue()
	{
		return $this->b;
	}
 
	function getAlpha()
	{
		return $this->a;
	}
 
	function getGDColor($im)
	{
		return imagecolorallocatealpha($im, $this->r, $this->g, $this->b, $this->a);
	}
}