<?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    1.8.0, 2014-03-02

 */





/**

 * PHPExcel_Worksheet_HeaderFooterDrawing

 *

 * @category   PHPExcel

 * @package    PHPExcel_Worksheet

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

 */

class PHPExcel_Worksheet_HeaderFooterDrawing extends PHPExcel_Worksheet_Drawing implements PHPExcel_IComparable

{

	/**

	 * Path

	 *

	 * @var string

	 */

	private $_path;



	/**

	 * Name

	 *

	 * @var string

	 */

	protected $_name;



	/**

	 * 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;



    /**

     * Create a new PHPExcel_Worksheet_HeaderFooterDrawing

     */

    public function __construct()

    {

    	// Initialise values

    	$this->_path				= '';

    	$this->_name				= '';

    	$this->_offsetX				= 0;

    	$this->_offsetY				= 0;

    	$this->_width				= 0;

    	$this->_height				= 0;

    	$this->_resizeProportional	= true;

    }



    /**

     * Get Name

     *

     * @return string

     */

    public function getName() {

    	return $this->_name;

    }



    /**

     * Set Name

     *

     * @param string $pValue

     * @return PHPExcel_Worksheet_HeaderFooterDrawing

     */

    public function setName($pValue = '') {

    	$this->_name = $pValue;

    	return $this;

    }



    /**

     * Get OffsetX

     *

     * @return int

     */

    public function getOffsetX() {

    	return $this->_offsetX;

    }



    /**

     * Set OffsetX

     *

     * @param int $pValue

     * @return PHPExcel_Worksheet_HeaderFooterDrawing

     */

    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_HeaderFooterDrawing

     */

    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_HeaderFooterDrawing

     */

    public function setWidth($pValue = 0) {

    	// Resize proportional?

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

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

    		$this->_height = round($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_HeaderFooterDrawing

     */

    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_HeaderFooterDrawing

     */

	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_HeaderFooterDrawing

     */

    public function setResizeProportional($pValue = true) {

    	$this->_resizeProportional = $pValue;

    	return $this;

    }



    /**

     * Get Filename

     *

     * @return string

     */

    public function getFilename() {

    	return basename($this->_path);

    }



    /**

     * Get Extension

     *

     * @return string

     */

    public function getExtension() {

        $parts = explode(".", basename($this->_path));

        return end($parts);

    }



    /**

     * Get Path

     *

     * @return string

     */

    public function getPath() {

    	return $this->_path;

    }



    /**

     * Set Path

     *

     * @param 	string 		$pValue			File path

     * @param 	boolean		$pVerifyFile	Verify file

     * @throws 	PHPExcel_Exception

     * @return PHPExcel_Worksheet_HeaderFooterDrawing

     */

    public function setPath($pValue = '', $pVerifyFile = true) {

    	if ($pVerifyFile) {

	    	if (file_exists($pValue)) {

	    		$this->_path = $pValue;



	    		if ($this->_width == 0 && $this->_height == 0) {

	    			// Get width/height

	    			list($this->_width, $this->_height) = getimagesize($pValue);

	    		}

	    	} else {

	    		throw new PHPExcel_Exception("File $pValue not found!");

	    	}

    	} else {

    		$this->_path = $pValue;

    	}

    	return $this;

    }



	/**

	 * Get hash code

	 *

	 * @return string	Hash code

	 */

	public function getHashCode() {

    	return md5(

    		  $this->_path

    		. $this->_name

    		. $this->_offsetX

    		. $this->_offsetY

    		. $this->_width

    		. $this->_height

    		. __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;

			}

		}

	}

}

