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extend/phpexcel/PHPExcel/Writer/Abstract.php

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+<?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_Writer
+ * @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_Writer_Abstract
+ *
+ * @category   PHPExcel
+ * @package    PHPExcel_Writer
+ * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
+ */
+abstract class PHPExcel_Writer_Abstract implements PHPExcel_Writer_IWriter
+{
+	/**
+	 * Write charts that are defined in the workbook?
+	 * Identifies whether the Writer should write definitions for any charts that exist in the PHPExcel object;
+	 *
+	 * @var	boolean
+	 */
+	protected $_includeCharts = FALSE;
+
+	/**
+	 * Pre-calculate formulas
+	 * Forces PHPExcel to recalculate all formulae in a workbook when saving, so that the pre-calculated values are
+	 *    immediately available to MS Excel or other office spreadsheet viewer when opening the file
+	 *
+	 * @var boolean
+	 */
+	protected $_preCalculateFormulas = TRUE;
+
+	/**
+	 * Use disk caching where possible?
+	 *
+	 * @var boolean
+	 */
+	protected $_useDiskCaching = FALSE;
+
+	/**
+	 * Disk caching directory
+	 *
+	 * @var string
+	 */
+	protected $_diskCachingDirectory	= './';
+
+	/**
+	 * Write charts in workbook?
+	 *		If this is true, then the Writer will write definitions for any charts that exist in the PHPExcel object.
+	 *		If false (the default) it will ignore any charts defined in the PHPExcel object.
+	 *
+	 * @return	boolean
+	 */
+	public function getIncludeCharts() {
+		return $this->_includeCharts;
+	}
+
+	/**
+	 * Set write charts in workbook
+	 *		Set to true, to advise the Writer to include any charts that exist in the PHPExcel object.
+	 *		Set to false (the default) to ignore charts.
+	 *
+	 * @param	boolean	$pValue
+	 * @return	PHPExcel_Writer_IWriter
+	 */
+	public function setIncludeCharts($pValue = FALSE) {
+		$this->_includeCharts = (boolean) $pValue;
+		return $this;
+	}
+
+    /**
+     * Get Pre-Calculate Formulas flag
+	 *     If this is true (the default), then the writer will recalculate all formulae in a workbook when saving,
+	 *        so that the pre-calculated values are immediately available to MS Excel or other office spreadsheet
+	 *        viewer when opening the file
+	 *     If false, then formulae are not calculated on save. This is faster for saving in PHPExcel, but slower
+	 *        when opening the resulting file in MS Excel, because Excel has to recalculate the formulae itself
+     *
+     * @return boolean
+     */
+    public function getPreCalculateFormulas() {
+    	return $this->_preCalculateFormulas;
+    }
+
+    /**
+     * Set Pre-Calculate Formulas
+	 *		Set to true (the default) to advise the Writer to calculate all formulae on save
+	 *		Set to false to prevent precalculation of formulae on save.
+     *
+     * @param boolean $pValue	Pre-Calculate Formulas?
+	 * @return	PHPExcel_Writer_IWriter
+     */
+    public function setPreCalculateFormulas($pValue = TRUE) {
+    	$this->_preCalculateFormulas = (boolean) $pValue;
+		return $this;
+    }
+
+	/**
+	 * Get use disk caching where possible?
+	 *
+	 * @return boolean
+	 */
+	public function getUseDiskCaching() {
+		return $this->_useDiskCaching;
+	}
+
+	/**
+	 * Set use disk caching where possible?
+	 *
+	 * @param 	boolean 	$pValue
+	 * @param	string		$pDirectory		Disk caching directory
+	 * @throws	PHPExcel_Writer_Exception	when directory does not exist
+	 * @return PHPExcel_Writer_Excel2007
+	 */
+	public function setUseDiskCaching($pValue = FALSE, $pDirectory = NULL) {
+		$this->_useDiskCaching = $pValue;
+
+		if ($pDirectory !== NULL) {
+    		if (is_dir($pDirectory)) {
+    			$this->_diskCachingDirectory = $pDirectory;
+    		} else {
+    			throw new PHPExcel_Writer_Exception("Directory does not exist: $pDirectory");
+    		}
+		}
+		return $this;
+	}
+
+	/**
+	 * Get disk caching directory
+	 *
+	 * @return string
+	 */
+	public function getDiskCachingDirectory() {
+		return $this->_diskCachingDirectory;
+	}
+}