<?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; } } } }