App/Lib/ORG/Util/PHPExcel/Reader/Excel2007/Chart.php

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<?php
/**
 * PHPExcel
 *
 * Copyright (c) 2006 - 2014 PHPExcel
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * @category	PHPExcel
 * @package		PHPExcel_Reader_Excel2007
 * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
 * @license		http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL
 * @version		1.8.0, 2014-03-02
 */

/**
 * PHPExcel_Reader_Excel2007_Chart
 *
 * @category	PHPExcel
 * @package		PHPExcel_Reader_Excel2007
 * @copyright	Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
class PHPExcel_Reader_Excel2007_Chart
{
	private static function _getAttribute($component, $name, $format) {
		$attributes = $component->attributes();
		if (isset($attributes[$name])) {
			if ($format == 'string') {
				return (string) $attributes[$name];
			} elseif ($format == 'integer') {
				return (integer) $attributes[$name];
			} elseif ($format == 'boolean') {
				return (boolean) ($attributes[$name] === '0' || $attributes[$name] !== 'true') ? false : true;
			} else {
				return (float) $attributes[$name];
			}
		}
		return null;
	}	//	function _getAttribute()


	private static function _readColor($color,$background=false) {
		if (isset($color["rgb"])) {
			return (string)$color["rgb"];
		} else if (isset($color["indexed"])) {
			return PHPExcel_Style_Color::indexedColor($color["indexed"]-7,$background)->getARGB();
		}
	}