Source for file Drawing.php
Documentation is available at Drawing.php
* Copyright (c) 2006 - 2009 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
* @package PHPExcel_Shared
* @copyright Copyright (c) 2006 - 2009 PHPExcel (http://www.codeplex.com/PHPExcel)
* @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt LGPL
* @version 1.7.0, 2009-08-10
* PHPExcel_Shared_Drawing
* @package PHPExcel_Shared
* @copyright Copyright (c) 2006 - 2009 PHPExcel (http://www.codeplex.com/PHPExcel)
* @param int $pValue Value in pixels
* @return int Value in EMU
return round($pValue * 9525);
* @param int $pValue Value in EMU
* @return int Value in pixels
return round($pValue / 9525);
* Convert pixels to cell dimension. Exact algorithm not known.
* By inspection of a real Excel file using Calibri 11, one finds 1000px ~ 142.85546875
* This gives a conversion factor of 7. Also, we assume that pixels and font size are proportional.
* @param int $pValue Value in pixels
* @param int $pFontSize Default font size of workbook
* @return int Value in cell dimension
return $pValue * $pFontSize / 11 / 7;
* Convert cell width to pixels
* @param int $pValue Value in cell dimension
* @param int $pFontSize Default font size of workbook
* @return int Value in pixels
return $pValue * 7 * $pFontSize / 11;
* Convert pixels to points
* @param int $pValue Value in pixels
* @return int Value in points
return $pValue * 0.67777777;
* Convert points to pixels
* @param int $pValue Value in points
* @return int Value in pixels
return (int) ceil($pValue * 1.333333333);
* Convert degrees to angle
* @param int $pValue Degrees
return (int) round($pValue * 60000);
* Convert angle to degrees
* @param int $pValue Angle
return round($pValue / 60000);
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