<?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_Writer_PDF

 *  @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_Writer_PDF

 *

 *  @category    PHPExcel

 *  @package     PHPExcel_Writer_PDF

 *  @copyright   Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)

 */

class PHPExcel_Writer_PDF

{



    /**

     * The wrapper for the requested PDF rendering engine

     *

     * @var PHPExcel_Writer_PDF_Core

     */

    private $_renderer = NULL;



    /**

     *  Instantiate a new renderer of the configured type within this container class

     *

     *  @param  PHPExcel   $phpExcel         PHPExcel object

     *  @throws PHPExcel_Writer_Exception    when PDF library is not configured

     */

    public function __construct(PHPExcel $phpExcel)

    {

        $pdfLibraryName = PHPExcel_Settings::getPdfRendererName();

        if (is_null($pdfLibraryName)) {

            throw new PHPExcel_Writer_Exception("PDF Rendering library has not been defined.");

        }



        $pdfLibraryPath = PHPExcel_Settings::getPdfRendererPath();

        if (is_null($pdfLibraryName)) {

            throw new PHPExcel_Writer_Exception("PDF Rendering library path has not been defined.");

        }

        $includePath = str_replace('\\', '/', get_include_path());

        $rendererPath = str_replace('\\', '/', $pdfLibraryPath);

        if (strpos($rendererPath, $includePath) === false) {

            set_include_path(get_include_path() . PATH_SEPARATOR . $pdfLibraryPath);

        }



        $rendererName = 'PHPExcel_Writer_PDF_' . $pdfLibraryName;

        $this->_renderer = new $rendererName($phpExcel);

    }





    /**

     *  Magic method to handle direct calls to the configured PDF renderer wrapper class.

     *

     *  @param   string   $name        Renderer library method name

     *  @param   mixed[]  $arguments   Array of arguments to pass to the renderer method

     *  @return  mixed    Returned data from the PDF renderer wrapper method

     */

    public function __call($name, $arguments)

    {

        if ($this->_renderer === NULL) {

            throw new PHPExcel_Writer_Exception("PDF Rendering library has not been defined.");

        }



        return call_user_func_array(array($this->_renderer, $name), $arguments);

    }



}

