MemoryDrawing.php in Loft Data Grids 6.2

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vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet/MemoryDrawing.php

<?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_Worksheet
 * @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    ##VERSION##, ##DATE##
 */

/**
 * PHPExcel_Worksheet_MemoryDrawing
 *
 * @category   PHPExcel
 * @package    PHPExcel_Worksheet
 * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
class PHPExcel_Worksheet_MemoryDrawing extends PHPExcel_Worksheet_BaseDrawing implements PHPExcel_IComparable {

  /* Rendering functions */
  const RENDERING_DEFAULT = 'imagepng';
  const RENDERING_PNG = 'imagepng';
  const RENDERING_GIF = 'imagegif';
  const RENDERING_JPEG = 'imagejpeg';

  /* MIME types */
  const MIMETYPE_DEFAULT = 'image/png';
  const MIMETYPE_PNG = 'image/png';
  const MIMETYPE_GIF = 'image/gif';
  const MIMETYPE_JPEG = 'image/jpeg';

  /**
   * Image resource
   *
   * @var resource
   */
  private $_imageResource;

  /**
   * Rendering function
   *
   * @var string
   */
  private $_renderingFunction;

  /**
   * Mime type
   *
   * @var string
   */
  private $_mimeType;

  /**
   * Unique name
   *
   * @var string
   */
  private $_uniqueName;

  /**
   * Create a new PHPExcel_Worksheet_MemoryDrawing
   */
  public function __construct() {

    // Initialise values
    $this->_imageResource = null;
    $this->_renderingFunction = self::RENDERING_DEFAULT;
    $this->_mimeType = self::MIMETYPE_DEFAULT;
    $this->_uniqueName = md5(rand(0, 9999) . time() . rand(0, 9999));

    // Initialize parent
    parent::__construct();
  }

  /**
   * Get image resource
   *
   * @return resource
   */
  public function getImageResource() {
    return $this->_imageResource;
  }

  /**
   * Set image resource
   *
   * @param	$value resource
   * @return PHPExcel_Worksheet_MemoryDrawing
   */
  public function setImageResource($value = null) {
    $this->_imageResource = $value;
    if (!is_null($this->_imageResource)) {

      // Get width/height
      $this->_width = imagesx($this->_imageResource);
      $this->_height = imagesy($this->_imageResource);
    }
    return $this;
  }

  /**
   * Get rendering function
   *
   * @return string
   */
  public function getRenderingFunction() {
    return $this->_renderingFunction;
  }

  /**
   * Set rendering function
   *
   * @param string $value
   * @return PHPExcel_Worksheet_MemoryDrawing
   */
  public function setRenderingFunction($value = PHPExcel_Worksheet_MemoryDrawing::RENDERING_DEFAULT) {
    $this->_renderingFunction = $value;
    return $this;
  }

  /**
   * Get mime type
   *
   * @return string
   */
  public function getMimeType() {
    return $this->_mimeType;
  }

  /**
   * Set mime type
   *
   * @param string $value
   * @return PHPExcel_Worksheet_MemoryDrawing
   */
  public function setMimeType($value = PHPExcel_Worksheet_MemoryDrawing::MIMETYPE_DEFAULT) {
    $this->_mimeType = $value;
    return $this;
  }

  /**
   * Get indexed filename (using image index)
   *
   * @return string
   */
  public function getIndexedFilename() {
    $extension = strtolower($this
      ->getMimeType());
    $extension = explode('/', $extension);
    $extension = $extension[1];
    return $this->_uniqueName . $this
      ->getImageIndex() . '.' . $extension;
  }

  /**
   * Get hash code
   *
   * @return string	Hash code
   */
  public function getHashCode() {
    return md5($this->_renderingFunction . $this->_mimeType . $this->_uniqueName . parent::getHashCode() . __CLASS__);
  }

  /**
   * Implement PHP __clone to create a deep clone, not just a shallow copy.
   */
  public function __clone() {
    $vars = get_object_vars($this);
    foreach ($vars as $key => $value) {
      if (is_object($value)) {
        $this->{$key} = clone $value;
      }
      else {
        $this->{$key} = $value;
      }
    }
  }

}

Classes

Name	Description
PHPExcel_Worksheet_MemoryDrawing	PHPExcel_Worksheet_MemoryDrawing