<?php
/**
 * SVG radial gradient class
 * 
 * @author     Nicolas Perriault <nperriault@gmail.com>
 * @package    cleversvg
 * @subpackage gradients
 */
class csRadialGradient extends csBaseGradient
{

  protected 
    $stops         = array(),
    $xml_node_name = 'radialGradient';

  /**
   * Class constructor
   * 
   */
  public function __construct($cx=null, $cy=null, $fx=null, $fy=null, $r=null, $attrs=array())
  {
    $this->setCx($cx);
    $this->setCy($cy);
    $this->setFx($fx);
    $this->setFy($fy);
    $this->setRadius($r);
    $this->attributes = array_merge($attrs, $this->attributes);
  }
  
  /**
   * The start x-axis coordinate of the gradient center point (can be a 
   * percentage)
   * 
   * @param  mixed
   */
  public function setCx($cx)
  {
    $this->setAttribute('cx', $cx);
  }
  
  /**
   * The start y-axis coordinate of the gradient center point (can be a 
   * percentage)
   * 
   * @param  mixed
   */
  public function setCy($cy)
  {
    $this->setAttribute('cy', $cy);
  }
  
  /**
   * The end x-axis coordinate of the finish gradient point (can be a 
   * percentage)
   * 
   * @param  mixed
   */
  public function setFx($fx)
  {
    $this->setAttribute('fx', $fx);
  }
  
  /**
   * The end y-axis coordinate of the finish gradient point (can be a 
   * percentage)
   * 
   * @param  mixed
   */
  public function setFy($fy)
  {
    $this->setAttribute('fy', $fy);
  }
  
  /**
   * Sets the radius of the radial gradient (can be a percentage)
   * 
   * @param  int  $radius
   */
  public function setRadius($radius)
  {
    $this->setAttribute('r', $radius);
  }
  
}