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diff --git a/admin/survey/excel/PHPExcel/Worksheet/BaseDrawing.php b/admin/survey/excel/PHPExcel/Worksheet/BaseDrawing.php
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+<?php

+/**

+ * PHPExcel

+ *

+ * Copyright (c) 2006 - 2012 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 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)

+ * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt	LGPL

+ * @version    1.7.8, 2012-10-12

+ */

+

+

+/**

+ * PHPExcel_Worksheet_BaseDrawing

+ *

+ * @category   PHPExcel

+ * @package    PHPExcel_Worksheet

+ * @copyright  Copyright (c) 2006 - 2012 PHPExcel (http://www.codeplex.com/PHPExcel)

+ */

+class PHPExcel_Worksheet_BaseDrawing implements PHPExcel_IComparable

+{

+	/**

+	 * Image counter

+	 *

+	 * @var int

+	 */

+	private static $_imageCounter = 0;

+

+	/**

+	 * Image index

+	 *

+	 * @var int

+	 */

+	private $_imageIndex = 0;

+

+	/**

+	 * Name

+	 *

+	 * @var string

+	 */

+	protected $_name;

+

+	/**

+	 * Description

+	 *

+	 * @var string

+	 */

+	protected $_description;

+

+	/**

+	 * Worksheet

+	 *

+	 * @var PHPExcel_Worksheet

+	 */

+	protected $_worksheet;

+

+	/**

+	 * Coordinates

+	 *

+	 * @var string

+	 */

+	protected $_coordinates;

+

+	/**

+	 * Offset X

+	 *

+	 * @var int

+	 */

+	protected $_offsetX;

+

+	/**

+	 * Offset Y

+	 *

+	 * @var int

+	 */

+	protected $_offsetY;

+

+	/**

+	 * Width

+	 *

+	 * @var int

+	 */

+	protected $_width;

+

+	/**

+	 * Height

+	 *

+	 * @var int

+	 */

+	protected $_height;

+

+	/**

+	 * Proportional resize

+	 *

+	 * @var boolean

+	 */

+	protected $_resizeProportional;

+

+	/**

+	 * Rotation

+	 *

+	 * @var int

+	 */

+	protected $_rotation;

+

+	/**

+	 * Shadow

+	 *

+	 * @var PHPExcel_Worksheet_Drawing_Shadow

+	 */

+	protected $_shadow;

+

+    /**

+     * Create a new PHPExcel_Worksheet_BaseDrawing

+     */

+    public function __construct()

+    {

+    	// Initialise values

+    	$this->_name				= '';

+    	$this->_description			= '';

+    	$this->_worksheet			= null;

+    	$this->_coordinates			= 'A1';

+    	$this->_offsetX				= 0;

+    	$this->_offsetY				= 0;

+    	$this->_width				= 0;

+    	$this->_height				= 0;

+    	$this->_resizeProportional	= true;

+    	$this->_rotation			= 0;

+    	$this->_shadow				= new PHPExcel_Worksheet_Drawing_Shadow();

+

+		// Set image index

+		self::$_imageCounter++;

+		$this->_imageIndex 			= self::$_imageCounter;

+    }

+

+    /**

+     * Get image index

+     *

+     * @return int

+     */

+    public function getImageIndex() {

+    	return $this->_imageIndex;

+    }

+

+    /**

+     * Get Name

+     *

+     * @return string

+     */

+    public function getName() {

+    	return $this->_name;

+    }

+

+    /**

+     * Set Name

+     *

+     * @param string $pValue

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setName($pValue = '') {

+    	$this->_name = $pValue;

+    	return $this;

+    }

+

+    /**

+     * Get Description

+     *

+     * @return string

+     */

+    public function getDescription() {

+    	return $this->_description;

+    }

+

+    /**

+     * Set Description

+     *

+     * @param string $pValue

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setDescription($pValue = '') {

+    	$this->_description = $pValue;

+    	return $this;

+    }

+

+    /**

+     * Get Worksheet

+     *

+     * @return PHPExcel_Worksheet

+     */

+    public function getWorksheet() {

+    	return $this->_worksheet;

+    }

+

+    /**

+     * Set Worksheet

+     *

+     * @param 	PHPExcel_Worksheet 	$pValue

+     * @param 	bool				$pOverrideOld	If a Worksheet has already been assigned, overwrite it and remove image from old Worksheet?

+     * @throws 	Exception

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setWorksheet(PHPExcel_Worksheet $pValue = null, $pOverrideOld = false) {

+    	if (is_null($this->_worksheet)) {

+    		// Add drawing to PHPExcel_Worksheet

+	    	$this->_worksheet = $pValue;

+	    	$this->_worksheet->getCell($this->_coordinates);

+	    	$this->_worksheet->getDrawingCollection()->append($this);

+    	} else {

+    		if ($pOverrideOld) {

+    			// Remove drawing from old PHPExcel_Worksheet

+    			$iterator = $this->_worksheet->getDrawingCollection()->getIterator();

+

+    			while ($iterator->valid()) {

+    				if ($iterator->current()->getHashCode() == $this->getHashCode()) {

+    					$this->_worksheet->getDrawingCollection()->offsetUnset( $iterator->key() );

+    					$this->_worksheet = null;

+    					break;

+    				}

+    			}

+

+    			// Set new PHPExcel_Worksheet

+    			$this->setWorksheet($pValue);

+    		} else {

+    			throw new Exception("A PHPExcel_Worksheet has already been assigned. Drawings can only exist on one PHPExcel_Worksheet.");

+    		}

+    	}

+    	return $this;

+    }

+

+    /**

+     * Get Coordinates

+     *

+     * @return string

+     */

+    public function getCoordinates() {

+    	return $this->_coordinates;

+    }

+

+    /**

+     * Set Coordinates

+     *

+     * @param string $pValue

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setCoordinates($pValue = 'A1') {

+    	$this->_coordinates = $pValue;

+    	return $this;

+    }

+

+    /**

+     * Get OffsetX

+     *

+     * @return int

+     */

+    public function getOffsetX() {

+    	return $this->_offsetX;

+    }

+

+    /**

+     * Set OffsetX

+     *

+     * @param int $pValue

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setOffsetX($pValue = 0) {

+    	$this->_offsetX = $pValue;

+    	return $this;

+    }

+

+    /**

+     * Get OffsetY

+     *

+     * @return int

+     */

+    public function getOffsetY() {

+    	return $this->_offsetY;

+    }

+

+    /**

+     * Set OffsetY

+     *

+     * @param int $pValue

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setOffsetY($pValue = 0) {

+    	$this->_offsetY = $pValue;

+    	return $this;

+    }

+

+    /**

+     * Get Width

+     *

+     * @return int

+     */

+    public function getWidth() {

+    	return $this->_width;

+    }

+

+    /**

+     * Set Width

+     *

+     * @param int $pValue

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setWidth($pValue = 0) {

+    	// Resize proportional?

+    	if ($this->_resizeProportional && $pValue != 0) {

+    		$ratio = $this->_height / $this->_width;

+    		$this->_height = round($ratio * $pValue);

+    	}

+

+    	// Set width

+    	$this->_width = $pValue;

+

+    	return $this;

+    }

+

+    /**

+     * Get Height

+     *

+     * @return int

+     */

+    public function getHeight() {

+    	return $this->_height;

+    }

+

+    /**

+     * Set Height

+     *

+     * @param int $pValue

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setHeight($pValue = 0) {

+    	// Resize proportional?

+    	if ($this->_resizeProportional && $pValue != 0) {

+    		$ratio = $this->_width / $this->_height;

+    		$this->_width = round($ratio * $pValue);

+    	}

+

+    	// Set height

+    	$this->_height = $pValue;

+

+    	return $this;

+    }

+

+    /**

+     * Set width and height with proportional resize

+	 * Example:

+	 * <code>

+	 * $objDrawing->setResizeProportional(true);

+	 * $objDrawing->setWidthAndHeight(160,120);

+	 * </code>

+	 *

+     * @author Vincent@luo MSN:kele_100@hotmail.com

+     * @param int $width

+     * @param int $height

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+	public function setWidthAndHeight($width = 0, $height = 0) {

+		$xratio = $width / $this->_width;

+		$yratio = $height / $this->_height;

+		if ($this->_resizeProportional && !($width == 0 || $height == 0)) {

+			if (($xratio * $this->_height) < $height) {

+				$this->_height = ceil($xratio * $this->_height);

+				$this->_width  = $width;

+			} else {

+				$this->_width	= ceil($yratio * $this->_width);

+				$this->_height	= $height;

+			}

+		}

+		return $this;

+	}

+

+    /**

+     * Get ResizeProportional

+     *

+     * @return boolean

+     */

+    public function getResizeProportional() {

+    	return $this->_resizeProportional;

+    }

+

+    /**

+     * Set ResizeProportional

+     *

+     * @param boolean $pValue

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setResizeProportional($pValue = true) {

+    	$this->_resizeProportional = $pValue;

+    	return $this;

+    }

+

+    /**

+     * Get Rotation

+     *

+     * @return int

+     */

+    public function getRotation() {

+    	return $this->_rotation;

+    }

+

+    /**

+     * Set Rotation

+     *

+     * @param int $pValue

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setRotation($pValue = 0) {

+    	$this->_rotation = $pValue;

+    	return $this;

+    }

+

+    /**

+     * Get Shadow

+     *

+     * @return PHPExcel_Worksheet_Drawing_Shadow

+     */

+    public function getShadow() {

+    	return $this->_shadow;

+    }

+

+    /**

+     * Set Shadow

+     *

+     * @param 	PHPExcel_Worksheet_Drawing_Shadow $pValue

+     * @throws 	Exception

+     * @return PHPExcel_Worksheet_BaseDrawing

+     */

+    public function setShadow(PHPExcel_Worksheet_Drawing_Shadow $pValue = null) {

+   		$this->_shadow = $pValue;

+   		return $this;

+    }

+

+	/**

+	 * Get hash code

+	 *

+	 * @return string	Hash code

+	 */

+	public function getHashCode() {

+    	return md5(

+    		  $this->_name

+    		. $this->_description

+    		. $this->_worksheet->getHashCode()

+    		. $this->_coordinates

+    		. $this->_offsetX

+    		. $this->_offsetY

+    		. $this->_width

+    		. $this->_height

+    		. $this->_rotation

+    		. $this->_shadow->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;

+			}

+		}

+	}

+}