/branches/v1.4.0/Classes/PHPExcel/Style.php

<?php

/**

 * PHPExcel

 *

 * Copyright (c) 2006 - 2007 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

 * @copyright  Copyright (c) 2006 - 2007 PHPExcel (http://www.codeplex.com/PHPExcel)

 * @license    http://www.gnu.org/licenses/lgpl.txt	LGPL

 * @version    ##VERSION##, ##DATE##

 */





/** PHPExcel_Style_Color */

require_once 'PHPExcel/Style/Color.php';



/** PHPExcel_Style_Font */

require_once 'PHPExcel/Style/Font.php';



/** PHPExcel_Style_Fill */

require_once 'PHPExcel/Style/Fill.php';



/** PHPExcel_Style_Borders */

require_once 'PHPExcel/Style/Borders.php';



/** PHPExcel_Style_Alignment */

require_once 'PHPExcel/Style/Alignment.php';



/** PHPExcel_Style_NumberFormat */

require_once 'PHPExcel/Style/NumberFormat.php';



/** PHPExcel_Style_Conditional */

require_once 'PHPExcel/Style/Conditional.php';



/** PHPExcel_IComparable */

require_once 'PHPExcel/IComparable.php';



/**

 * PHPExcel_Style

 *

 * @category   PHPExcel

 * @package    PHPExcel_Cell

 * @copyright  Copyright (c) 2006 - 2007 PHPExcel (http://www.codeplex.com/PHPExcel)

 */

class PHPExcel_Style implements PHPExcel_IComparable

{

	/**

	 * Font

	 *

	 * @var PHPExcel_Style_Font

	 */

	private $_font;

	

	/**

	 * Fill

	 *

	 * @var PHPExcel_Style_Fill

	 */

	private $_fill;

	

	/**

	 * Borders

	 *

	 * @var PHPExcel_Style_Borders

	 */

	private $_borders;

	

	/**

	 * Alignment

	 *

	 * @var PHPExcel_Style_Alignment

	 */

	private $_alignment;

	

	/**

	 * Number Format

	 *

	 * @var PHPExcel_Style_NumberFormat

	 */

	private $_numberFormat;

	

	/**

	 * Conditional styles

	 *

	 * @var PHPExcel_Style_Conditional[]

	 */

	private $_conditionalStyles;

		

    /**

     * Create a new PHPExcel_Style

     */

    public function __construct()

    {

    	// Initialise values

    	$this->_fill				= new PHPExcel_Style_Fill();

    	$this->_font				= new PHPExcel_Style_Font();

    	$this->_borders				= new PHPExcel_Style_Borders();

    	$this->_alignment			= new PHPExcel_Style_Alignment();

    	$this->_numberFormat		= new PHPExcel_Style_NumberFormat();

    	$this->_conditionalStyles 	= array();

    }

    

    /**

     * Apply styles from array

     * 

     * <code>

     * $objPHPExcel->getActiveSheet()->getStyle('B2')->applyFromArray(

     * 		array(

     * 			'font'    => array(

     * 				'name'      => 'Arial',

     * 				'bold'      => true,

     * 				'italic'    => false,

     * 				'underline' => PHPExcel_Style_Font::UNDERLINE_DOUBLE,

     * 				'strike'    => false,

     * 				'color'     => array(

     * 					'rgb' => '808080'

     * 				)

     * 			),

     * 			'borders' => array(

     * 				'bottom'     => array(

     * 					'style' => PHPExcel_Style_Border::BORDER_DASHDOT,

     * 					'color' => array(

     * 						'rgb' => '808080'

     * 					)

     * 				),

     * 				'top'     => array(

     * 					'style' => PHPExcel_Style_Border::BORDER_DASHDOT,

     * 					'color' => array(

     * 						'rgb' => '808080'

     * 					)

     * 				)

     * 			)

     * 		)

     * );

     * </code>

     * 

     * @param	array	$pStyles	Array containing style information

     * @throws	Exception

     */

    public function applyFromArray($pStyles = null) {

        if (is_array($pStyles)) {

        	if (array_key_exists('fill', $pStyles)) {

        		$this->getFill()->applyFromArray($pStyles['fill']);

        	}

          	if (array_key_exists('font', $pStyles)) {

        		$this->getFont()->applyFromArray($pStyles['font']);

        	}

        	if (array_key_exists('borders', $pStyles)) {

        		$this->getBorders()->applyFromArray($pStyles['borders']);

        	}

        	if (array_key_exists('alignment', $pStyles)) {

        		$this->getAlignment()->applyFromArray($pStyles['alignment']);

        	}

        	if (array_key_exists('numberformat', $pStyles)) {

        		$this->getNumberFormat()->applyFromArray($pStyles['numberformat']);

        	}

    	} else {

    		throw new Exception("Invalid style array passed.");

    	}

    }

    

    /**

     * Get Fill

     *

     * @return PHPExcel_Style_Fill

     */

    public function getFill() {

    	return $this->_fill;

    }

    

    /**

     * Get Font

     *

     * @return PHPExcel_Style_Font

     */

    public function getFont() {

    	return $this->_font;

    }

    

    /**

     * Get Borders

     *

     * @return PHPExcel_Style_Borders

     */

    public function getBorders() {

    	return $this->_borders;

    }

    

    /**

     * Get Alignment

     *

     * @return PHPExcel_Style_Alignment

     */

    public function getAlignment() {

    	return $this->_alignment;

    }

    

    /**

     * Get Number Format

     *

     * @return PHPExcel_Style_NumberFormat

     */

    public function getNumberFormat() {

    	return $this->_numberFormat;

    }

    

    /**

     * Get Conditional Styles

     *

     * @return PHPExcel_Style_Conditional[]

     */

    public function getConditionalStyles() {

    	return $this->_conditionalStyles;

    }

    

    /**

     * Set Conditional Styles

     *

     * @param PHPExcel_Style_Conditional[]	$pValue	Array of condtional styles

     */

    public function setConditionalStyles($pValue = null) {

    	if (is_array($pValue)) {

    		$this->_conditionalStyles = $pValue;

    	}

    }

    

	/**

	 * Get hash code

	 *

	 * @return string	Hash code

	 */	

	public function getHashCode() {

		$hashConditionals = '';

		foreach ($this->_conditionalStyles as $conditional) {

			$hashConditionals .= $conditional->getHashCode();

		}

		

    	return md5(

    		  $this->_fill->getHashCode()

    		. $this->_font->getHashCode()

    		. $this->_borders->getHashCode()

    		. $this->_alignment->getHashCode()

    		. $this->_numberFormat->getHashCode()

    		. $hashConditionals

    		. __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;

			}

		}

	}

}