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<?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_Shared* @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##*//*** PHPExcel_Shared_Font** @category PHPExcel* @package PHPExcel_Shared* @copyright Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel)*/class PHPExcel_Shared_Font{/* Methods for resolving autosize value */const AUTOSIZE_METHOD_APPROX = 'approx';const AUTOSIZE_METHOD_EXACT = 'exact';private static $_autoSizeMethods = array(self::AUTOSIZE_METHOD_APPROX,self::AUTOSIZE_METHOD_EXACT,);/** Character set codes used by BIFF5-8 in Font records */const CHARSET_ANSI_LATIN = 0x00;const CHARSET_SYSTEM_DEFAULT = 0x01;const CHARSET_SYMBOL = 0x02;const CHARSET_APPLE_ROMAN = 0x4D;const CHARSET_ANSI_JAPANESE_SHIFTJIS = 0x80;const CHARSET_ANSI_KOREAN_HANGUL = 0x81;const CHARSET_ANSI_KOREAN_JOHAB = 0x82;const CHARSET_ANSI_CHINESE_SIMIPLIFIED = 0x86; // gb2312const CHARSET_ANSI_CHINESE_TRADITIONAL = 0x88; // big5const CHARSET_ANSI_GREEK = 0xA1;const CHARSET_ANSI_TURKISH = 0xA2;const CHARSET_ANSI_VIETNAMESE = 0xA3;const CHARSET_ANSI_HEBREW = 0xB1;const CHARSET_ANSI_ARABIC = 0xB2;const CHARSET_ANSI_BALTIC = 0xBA;const CHARSET_ANSI_CYRILLIC = 0xCC;const CHARSET_ANSI_THAI = 0xDD;const CHARSET_ANSI_LATIN_II = 0xEE;const CHARSET_OEM_LATIN_I = 0xFF;// XXX: Constants created!/** Font filenames */const ARIAL = 'arial.ttf';const ARIAL_BOLD = 'arialbd.ttf';const ARIAL_ITALIC = 'ariali.ttf';const ARIAL_BOLD_ITALIC = 'arialbi.ttf';const CALIBRI = 'CALIBRI.TTF';const CALIBRI_BOLD = 'CALIBRIB.TTF';const CALIBRI_ITALIC = 'CALIBRII.TTF';const CALIBRI_BOLD_ITALIC = 'CALIBRIZ.TTF';const COMIC_SANS_MS = 'comic.ttf';const COMIC_SANS_MS_BOLD = 'comicbd.ttf';const COURIER_NEW = 'cour.ttf';const COURIER_NEW_BOLD = 'courbd.ttf';const COURIER_NEW_ITALIC = 'couri.ttf';const COURIER_NEW_BOLD_ITALIC = 'courbi.ttf';const GEORGIA = 'georgia.ttf';const GEORGIA_BOLD = 'georgiab.ttf';const GEORGIA_ITALIC = 'georgiai.ttf';const GEORGIA_BOLD_ITALIC = 'georgiaz.ttf';const IMPACT = 'impact.ttf';const LIBERATION_SANS = 'LiberationSans-Regular.ttf';const LIBERATION_SANS_BOLD = 'LiberationSans-Bold.ttf';const LIBERATION_SANS_ITALIC = 'LiberationSans-Italic.ttf';const LIBERATION_SANS_BOLD_ITALIC = 'LiberationSans-BoldItalic.ttf';const LUCIDA_CONSOLE = 'lucon.ttf';const LUCIDA_SANS_UNICODE = 'l_10646.ttf';const MICROSOFT_SANS_SERIF = 'micross.ttf';const PALATINO_LINOTYPE = 'pala.ttf';const PALATINO_LINOTYPE_BOLD = 'palab.ttf';const PALATINO_LINOTYPE_ITALIC = 'palai.ttf';const PALATINO_LINOTYPE_BOLD_ITALIC = 'palabi.ttf';const SYMBOL = 'symbol.ttf';const TAHOMA = 'tahoma.ttf';const TAHOMA_BOLD = 'tahomabd.ttf';const TIMES_NEW_ROMAN = 'times.ttf';const TIMES_NEW_ROMAN_BOLD = 'timesbd.ttf';const TIMES_NEW_ROMAN_ITALIC = 'timesi.ttf';const TIMES_NEW_ROMAN_BOLD_ITALIC = 'timesbi.ttf';const TREBUCHET_MS = 'trebuc.ttf';const TREBUCHET_MS_BOLD = 'trebucbd.ttf';const TREBUCHET_MS_ITALIC = 'trebucit.ttf';const TREBUCHET_MS_BOLD_ITALIC = 'trebucbi.ttf';const VERDANA = 'verdana.ttf';const VERDANA_BOLD = 'verdanab.ttf';const VERDANA_ITALIC = 'verdanai.ttf';const VERDANA_BOLD_ITALIC = 'verdanaz.ttf';/*** AutoSize method** @var string*/private static $autoSizeMethod = self::AUTOSIZE_METHOD_APPROX;/*** Path to folder containing TrueType font .ttf files** @var string*/private static $trueTypeFontPath = null;/*** How wide is a default column for a given default font and size?* Empirical data found by inspecting real Excel files and reading off the pixel width* in Microsoft Office Excel 2007.** @var array*/public static $defaultColumnWidths = array('Arial' => array(1 => array('px' => 24, 'width' => 12.00000000),2 => array('px' => 24, 'width' => 12.00000000),3 => array('px' => 32, 'width' => 10.66406250),4 => array('px' => 32, 'width' => 10.66406250),5 => array('px' => 40, 'width' => 10.00000000),6 => array('px' => 48, 'width' => 9.59765625),7 => array('px' => 48, 'width' => 9.59765625),8 => array('px' => 56, 'width' => 9.33203125),9 => array('px' => 64, 'width' => 9.14062500),10 => array('px' => 64, 'width' => 9.14062500),),'Calibri' => array(1 => array('px' => 24, 'width' => 12.00000000),2 => array('px' => 24, 'width' => 12.00000000),3 => array('px' => 32, 'width' => 10.66406250),4 => array('px' => 32, 'width' => 10.66406250),5 => array('px' => 40, 'width' => 10.00000000),6 => array('px' => 48, 'width' => 9.59765625),7 => array('px' => 48, 'width' => 9.59765625),8 => array('px' => 56, 'width' => 9.33203125),9 => array('px' => 56, 'width' => 9.33203125),10 => array('px' => 64, 'width' => 9.14062500),11 => array('px' => 64, 'width' => 9.14062500),),'Verdana' => array(1 => array('px' => 24, 'width' => 12.00000000),2 => array('px' => 24, 'width' => 12.00000000),3 => array('px' => 32, 'width' => 10.66406250),4 => array('px' => 32, 'width' => 10.66406250),5 => array('px' => 40, 'width' => 10.00000000),6 => array('px' => 48, 'width' => 9.59765625),7 => array('px' => 48, 'width' => 9.59765625),8 => array('px' => 64, 'width' => 9.14062500),9 => array('px' => 72, 'width' => 9.00000000),10 => array('px' => 72, 'width' => 9.00000000),),);/*** Set autoSize method** @param string $pValue* @return boolean Success or failure*/public static function setAutoSizeMethod($pValue = self::AUTOSIZE_METHOD_APPROX){if (!in_array($pValue,self::$_autoSizeMethods)) {return FALSE;}self::$autoSizeMethod = $pValue;return TRUE;}/*** Get autoSize method** @return string*/public static function getAutoSizeMethod(){return self::$autoSizeMethod;}/*** Set the path to the folder containing .ttf files. There should be a trailing slash.* Typical locations on variout some platforms:* <ul>* <li>C:/Windows/Fonts/</li>* <li>/usr/share/fonts/truetype/</li>* <li>~/.fonts/</li>* </ul>** @param string $pValue*/public static function setTrueTypeFontPath($pValue = ''){self::$trueTypeFontPath = $pValue;}/*** Get the path to the folder containing .ttf files.** @return string*/public static function getTrueTypeFontPath(){return self::$trueTypeFontPath;}/*** Calculate an (approximate) OpenXML column width, based on font size and text contained** @param PHPExcel_Style_Font $font Font object* @param PHPExcel_RichText|string $cellText Text to calculate width* @param integer $rotation Rotation angle* @param PHPExcel_Style_Font|NULL $defaultFont Font object* @return integer Column width*/public static function calculateColumnWidth(PHPExcel_Style_Font $font, $cellText = '', $rotation = 0, PHPExcel_Style_Font $defaultFont = null) {// If it is rich text, use plain textif ($cellText instanceof PHPExcel_RichText) {$cellText = $cellText->getPlainText();}// Special case if there are one or more newline characters ("\n")if (strpos($cellText, "\n") !== false) {$lineTexts = explode("\n", $cellText);$lineWitdhs = array();foreach ($lineTexts as $lineText) {$lineWidths[] = self::calculateColumnWidth($font, $lineText, $rotation = 0, $defaultFont);}return max($lineWidths); // width of longest line in cell}// Try to get the exact text width in pixelstry {// If autosize method is set to 'approx', use approximationif (self::$autoSizeMethod == self::AUTOSIZE_METHOD_APPROX) {throw new PHPExcel_Exception('AutoSize method is set to approx');}// Width of text in pixels excl. padding$columnWidth = self::getTextWidthPixelsExact($cellText, $font, $rotation);// Excel adds some padding, use 1.07 of the width of an 'n' glyph$columnWidth += ceil(self::getTextWidthPixelsExact('0', $font, 0) * 1.07); // pixels incl. padding} catch (PHPExcel_Exception $e) {// Width of text in pixels excl. padding, approximation$columnWidth = self::getTextWidthPixelsApprox($cellText, $font, $rotation);// Excel adds some padding, just use approx width of 'n' glyph$columnWidth += self::getTextWidthPixelsApprox('n', $font, 0);}// Convert from pixel width to column width$columnWidth = PHPExcel_Shared_Drawing::pixelsToCellDimension($columnWidth, $defaultFont);// Returnreturn round($columnWidth, 6);}/*** Get GD text width in pixels for a string of text in a certain font at a certain rotation angle** @param string $text* @param PHPExcel_Style_Font* @param int $rotation* @return int* @throws PHPExcel_Exception*/public static function getTextWidthPixelsExact($text, PHPExcel_Style_Font $font, $rotation = 0) {if (!function_exists('imagettfbbox')) {throw new PHPExcel_Exception('GD library needs to be enabled');}// font size should really be supplied in pixels in GD2,// but since GD2 seems to assume 72dpi, pixels and points are the same$fontFile = self::getTrueTypeFontFileFromFont($font);$textBox = imagettfbbox($font->getSize(), $rotation, $fontFile, $text);// Get corners positions$lowerLeftCornerX = $textBox[0];$lowerLeftCornerY = $textBox[1];$lowerRightCornerX = $textBox[2];$lowerRightCornerY = $textBox[3];$upperRightCornerX = $textBox[4];$upperRightCornerY = $textBox[5];$upperLeftCornerX = $textBox[6];$upperLeftCornerY = $textBox[7];// Consider the rotation when calculating the width$textWidth = max($lowerRightCornerX - $upperLeftCornerX, $upperRightCornerX - $lowerLeftCornerX);return $textWidth;}/*** Get approximate width in pixels for a string of text in a certain font at a certain rotation angle** @param string $columnText* @param PHPExcel_Style_Font $font* @param int $rotation* @return int Text width in pixels (no padding added)*/public static function getTextWidthPixelsApprox($columnText, PHPExcel_Style_Font $font = null, $rotation = 0){$fontName = $font->getName();$fontSize = $font->getSize();// Calculate column width in pixels. We assume fixed glyph width. Result varies with font name and size.switch ($fontName) {case 'Calibri':// value 8.26 was found via interpolation by inspecting real Excel files with Calibri 11 font.$columnWidth = (int) (8.26 * PHPExcel_Shared_String::CountCharacters($columnText));$columnWidth = $columnWidth * $fontSize / 11; // extrapolate from font sizebreak;case 'Arial':// value 7 was found via interpolation by inspecting real Excel files with Arial 10 font.$columnWidth = (int) (7 * PHPExcel_Shared_String::CountCharacters($columnText));$columnWidth = $columnWidth * $fontSize / 10; // extrapolate from font sizebreak;case 'Verdana':// value 8 was found via interpolation by inspecting real Excel files with Verdana 10 font.$columnWidth = (int) (8 * PHPExcel_Shared_String::CountCharacters($columnText));$columnWidth = $columnWidth * $fontSize / 10; // extrapolate from font sizebreak;default:// just assume Calibri$columnWidth = (int) (8.26 * PHPExcel_Shared_String::CountCharacters($columnText));$columnWidth = $columnWidth * $fontSize / 11; // extrapolate from font sizebreak;}// Calculate approximate rotated column widthif ($rotation !== 0) {if ($rotation == -165) {// stacked text$columnWidth = 4; // approximation} else {// rotated text$columnWidth = $columnWidth * cos(deg2rad($rotation))+ $fontSize * abs(sin(deg2rad($rotation))) / 5; // approximation}}// pixel width is an integer$columnWidth = (int) $columnWidth;return $columnWidth;}/*** Calculate an (approximate) pixel size, based on a font points size** @param int $fontSizeInPoints Font size (in points)* @return int Font size (in pixels)*/public static function fontSizeToPixels($fontSizeInPoints = 11) {return (int) ((4 / 3) * $fontSizeInPoints);}/*** Calculate an (approximate) pixel size, based on inch size** @param int $sizeInInch Font size (in inch)* @return int Size (in pixels)*/public static function inchSizeToPixels($sizeInInch = 1) {return ($sizeInInch * 96);}/*** Calculate an (approximate) pixel size, based on centimeter size** @param int $sizeInCm Font size (in centimeters)* @return int Size (in pixels)*/public static function centimeterSizeToPixels($sizeInCm = 1) {return ($sizeInCm * 37.795275591);}/*** Returns the font path given the font** @param PHPExcel_Style_Font* @return string Path to TrueType font file*/public static function getTrueTypeFontFileFromFont($font) {if (!file_exists(self::$trueTypeFontPath) || !is_dir(self::$trueTypeFontPath)) {throw new PHPExcel_Exception('Valid directory to TrueType Font files not specified');}$name = $font->getName();$bold = $font->getBold();$italic = $font->getItalic();// Check if we can map font to true type font fileswitch ($name) {case 'Arial':$fontFile = ($bold ? ($italic ? self::ARIAL_BOLD_ITALIC : self::ARIAL_BOLD): ($italic ? self::ARIAL_ITALIC : self::ARIAL));break;case 'Calibri':$fontFile = ($bold ? ($italic ? self::CALIBRI_BOLD_ITALIC : self::CALIBRI_BOLD): ($italic ? self::CALIBRI_ITALIC : self::CALIBRI));break;case 'Courier New':$fontFile = ($bold ? ($italic ? self::COURIER_NEW_BOLD_ITALIC : self::COURIER_NEW_BOLD): ($italic ? self::COURIER_NEW_ITALIC : self::COURIER_NEW));break;case 'Comic Sans MS':$fontFile = ($bold ? self::COMIC_SANS_MS_BOLD : self::COMIC_SANS_MS);break;case 'Georgia':$fontFile = ($bold ? ($italic ? self::GEORGIA_BOLD_ITALIC : self::GEORGIA_BOLD): ($italic ? self::GEORGIA_ITALIC : self::GEORGIA));break;case 'Impact':$fontFile = self::IMPACT;break;case 'Liberation Sans':$fontFile = ($bold ? ($italic ? self::LIBERATION_SANS_BOLD_ITALIC : self::LIBERATION_SANS_BOLD): ($italic ? self::LIBERATION_SANS_ITALIC : self::LIBERATION_SANS));break;case 'Lucida Console':$fontFile = self::LUCIDA_CONSOLE;break;case 'Lucida Sans Unicode':$fontFile = self::LUCIDA_SANS_UNICODE;break;case 'Microsoft Sans Serif':$fontFile = self::MICROSOFT_SANS_SERIF;break;case 'Palatino Linotype':$fontFile = ($bold ? ($italic ? self::PALATINO_LINOTYPE_BOLD_ITALIC : self::PALATINO_LINOTYPE_BOLD): ($italic ? self::PALATINO_LINOTYPE_ITALIC : self::PALATINO_LINOTYPE));break;case 'Symbol':$fontFile = self::SYMBOL;break;case 'Tahoma':$fontFile = ($bold ? self::TAHOMA_BOLD : self::TAHOMA);break;case 'Times New Roman':$fontFile = ($bold ? ($italic ? self::TIMES_NEW_ROMAN_BOLD_ITALIC : self::TIMES_NEW_ROMAN_BOLD): ($italic ? self::TIMES_NEW_ROMAN_ITALIC : self::TIMES_NEW_ROMAN));break;case 'Trebuchet MS':$fontFile = ($bold ? ($italic ? self::TREBUCHET_MS_BOLD_ITALIC : self::TREBUCHET_MS_BOLD): ($italic ? self::TREBUCHET_MS_ITALIC : self::TREBUCHET_MS));break;case 'Verdana':$fontFile = ($bold ? ($italic ? self::VERDANA_BOLD_ITALIC : self::VERDANA_BOLD): ($italic ? self::VERDANA_ITALIC : self::VERDANA));break;default:throw new PHPExcel_Exception('Unknown font name "'. $name .'". Cannot map to TrueType font file');break;}$fontFile = self::$trueTypeFontPath . $fontFile;// Check if file actually existsif (!file_exists($fontFile)) {throw New PHPExcel_Exception('TrueType Font file not found');}return $fontFile;}/*** Returns the associated charset for the font name.** @param string $name Font name* @return int Character set code*/public static function getCharsetFromFontName($name){switch ($name) {// Add more cases. Check FONT records in real Excel files.case 'EucrosiaUPC': return self::CHARSET_ANSI_THAI;case 'Wingdings': return self::CHARSET_SYMBOL;case 'Wingdings 2': return self::CHARSET_SYMBOL;case 'Wingdings 3': return self::CHARSET_SYMBOL;default: return self::CHARSET_ANSI_LATIN;}}/*** Get the effective column width for columns without a column dimension or column with width -1* For example, for Calibri 11 this is 9.140625 (64 px)** @param PHPExcel_Style_Font $font The workbooks default font* @param boolean $pPixels true = return column width in pixels, false = return in OOXML units* @return mixed Column width*/public static function getDefaultColumnWidthByFont(PHPExcel_Style_Font $font, $pPixels = false){if (isset(self::$defaultColumnWidths[$font->getName()][$font->getSize()])) {// Exact width can be determined$columnWidth = $pPixels ?self::$defaultColumnWidths[$font->getName()][$font->getSize()]['px']: self::$defaultColumnWidths[$font->getName()][$font->getSize()]['width'];} else {// We don't have data for this particular font and size, use approximation by// extrapolating from Calibri 11$columnWidth = $pPixels ?self::$defaultColumnWidths['Calibri'][11]['px']: self::$defaultColumnWidths['Calibri'][11]['width'];$columnWidth = $columnWidth * $font->getSize() / 11;// Round pixels to closest integerif ($pPixels) {$columnWidth = (int) round($columnWidth);}}return $columnWidth;}/*** Get the effective row height for rows without a row dimension or rows with height -1* For example, for Calibri 11 this is 15 points** @param PHPExcel_Style_Font $font The workbooks default font* @return float Row height in points*/public static function getDefaultRowHeightByFont(PHPExcel_Style_Font $font){switch ($font->getName()) {case 'Arial':switch ($font->getSize()) {case 10:// inspection of Arial 10 workbook says 12.75pt ~17px$rowHeight = 12.75;break;case 9:// inspection of Arial 9 workbook says 12.00pt ~16px$rowHeight = 12;break;case 8:// inspection of Arial 8 workbook says 11.25pt ~15px$rowHeight = 11.25;break;case 7:// inspection of Arial 7 workbook says 9.00pt ~12px$rowHeight = 9;break;case 6:case 5:// inspection of Arial 5,6 workbook says 8.25pt ~11px$rowHeight = 8.25;break;case 4:// inspection of Arial 4 workbook says 6.75pt ~9px$rowHeight = 6.75;break;case 3:// inspection of Arial 3 workbook says 6.00pt ~8px$rowHeight = 6;break;case 2:case 1:// inspection of Arial 1,2 workbook says 5.25pt ~7px$rowHeight = 5.25;break;default:// use Arial 10 workbook as an approximation, extrapolation$rowHeight = 12.75 * $font->getSize() / 10;break;}break;case 'Calibri':switch ($font->getSize()) {case 11:// inspection of Calibri 11 workbook says 15.00pt ~20px$rowHeight = 15;break;case 10:// inspection of Calibri 10 workbook says 12.75pt ~17px$rowHeight = 12.75;break;case 9:// inspection of Calibri 9 workbook says 12.00pt ~16px$rowHeight = 12;break;case 8:// inspection of Calibri 8 workbook says 11.25pt ~15px$rowHeight = 11.25;break;case 7:// inspection of Calibri 7 workbook says 9.00pt ~12px$rowHeight = 9;break;case 6:case 5:// inspection of Calibri 5,6 workbook says 8.25pt ~11px$rowHeight = 8.25;break;case 4:// inspection of Calibri 4 workbook says 6.75pt ~9px$rowHeight = 6.75;break;case 3:// inspection of Calibri 3 workbook says 6.00pt ~8px$rowHeight = 6.00;break;case 2:case 1:// inspection of Calibri 1,2 workbook says 5.25pt ~7px$rowHeight = 5.25;break;default:// use Calibri 11 workbook as an approximation, extrapolation$rowHeight = 15 * $font->getSize() / 11;break;}break;case 'Verdana':switch ($font->getSize()) {case 10:// inspection of Verdana 10 workbook says 12.75pt ~17px$rowHeight = 12.75;break;case 9:// inspection of Verdana 9 workbook says 11.25pt ~15px$rowHeight = 11.25;break;case 8:// inspection of Verdana 8 workbook says 10.50pt ~14px$rowHeight = 10.50;break;case 7:// inspection of Verdana 7 workbook says 9.00pt ~12px$rowHeight = 9.00;break;case 6:case 5:// inspection of Verdana 5,6 workbook says 8.25pt ~11px$rowHeight = 8.25;break;case 4:// inspection of Verdana 4 workbook says 6.75pt ~9px$rowHeight = 6.75;break;case 3:// inspection of Verdana 3 workbook says 6.00pt ~8px$rowHeight = 6;break;case 2:case 1:// inspection of Verdana 1,2 workbook says 5.25pt ~7px$rowHeight = 5.25;break;default:// use Verdana 10 workbook as an approximation, extrapolation$rowHeight = 12.75 * $font->getSize() / 10;break;}break;default:// just use Calibri as an approximation$rowHeight = 15 * $font->getSize() / 11;break;}return $rowHeight;}}