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0,0 → 1,125 |
<?php |
/** |
* PHPExcel |
* |
* Copyright (c) 2006 - 2013 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_CachedObjectStorage |
* @copyright Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel) |
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL |
* @version ##VERSION##, ##DATE## |
*/ |
|
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/** |
* PHPExcel_CachedObjectStorage_Memory |
* |
* @category PHPExcel |
* @package PHPExcel_CachedObjectStorage |
* @copyright Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel) |
*/ |
class PHPExcel_CachedObjectStorage_Memory extends PHPExcel_CachedObjectStorage_CacheBase implements PHPExcel_CachedObjectStorage_ICache { |
|
/** |
* Dummy method callable from CacheBase, but unused by Memory cache |
* |
* @return void |
*/ |
protected function _storeData() { |
} // function _storeData() |
|
/** |
* Add or Update a cell in cache identified by coordinate address |
* |
* @param string $pCoord Coordinate address of the cell to update |
* @param PHPExcel_Cell $cell Cell to update |
* @return PHPExcel_Cell |
* @throws PHPExcel_Exception |
*/ |
public function addCacheData($pCoord, PHPExcel_Cell $cell) { |
$this->_cellCache[$pCoord] = $cell; |
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// Set current entry to the new/updated entry |
$this->_currentObjectID = $pCoord; |
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return $cell; |
} // function addCacheData() |
|
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/** |
* Get cell at a specific coordinate |
* |
* @param string $pCoord Coordinate of the cell |
* @throws PHPExcel_Exception |
* @return PHPExcel_Cell Cell that was found, or null if not found |
*/ |
public function getCacheData($pCoord) { |
// Check if the entry that has been requested actually exists |
if (!isset($this->_cellCache[$pCoord])) { |
$this->_currentObjectID = NULL; |
// Return null if requested entry doesn't exist in cache |
return null; |
} |
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// Set current entry to the requested entry |
$this->_currentObjectID = $pCoord; |
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// Return requested entry |
return $this->_cellCache[$pCoord]; |
} // function getCacheData() |
|
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/** |
* Clone the cell collection |
* |
* @param PHPExcel_Worksheet $parent The new worksheet |
* @return void |
*/ |
public function copyCellCollection(PHPExcel_Worksheet $parent) { |
parent::copyCellCollection($parent); |
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$newCollection = array(); |
foreach($this->_cellCache as $k => &$cell) { |
$newCollection[$k] = clone $cell; |
$newCollection[$k]->attach($parent); |
} |
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$this->_cellCache = $newCollection; |
} |
|
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/** |
* Clear the cell collection and disconnect from our parent |
* |
* @return void |
*/ |
public function unsetWorksheetCells() { |
// Because cells are all stored as intact objects in memory, we need to detach each one from the parent |
foreach($this->_cellCache as $k => &$cell) { |
$cell->detach(); |
$this->_cellCache[$k] = null; |
} |
unset($cell); |
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$this->_cellCache = array(); |
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// detach ourself from the worksheet, so that it can then delete this object successfully |
$this->_parent = null; |
} // function unsetWorksheetCells() |
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} |