1: <?php
  2: /**
  3:  * PHPExcel
  4:  *
  5:  * Copyright (c) 2006 - 2014 PHPExcel
  6:  *
  7:  * This library is free software; you can redistribute it and/or
  8:  * modify it under the terms of the GNU Lesser General Public
  9:  * License as published by the Free Software Foundation; either
 10:  * version 2.1 of the License, or (at your option) any later version.
 11:  *
 12:  * This library is distributed in the hope that it will be useful,
 13:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 14:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 15:  * Lesser General Public License for more details.
 16:  *
 17:  * You should have received a copy of the GNU Lesser General Public
 18:  * License along with this library; if not, write to the Free Software
 19:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 20:  *
 21:  * @category   PHPExcel
 22:  * @package    PHPExcel_Writer_Excel5
 23:  * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
 24:  * @license    http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
 25:  * @version    1.8.0, 2014-03-02
 26:  */
 27: 
 28: 
 29: /**
 30:  * PHPExcel_Writer_Excel5_Font
 31:  *
 32:  * @category   PHPExcel
 33:  * @package    PHPExcel_Writer_Excel5
 34:  * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
 35:  */
 36: class PHPExcel_Writer_Excel5_Font
 37: {
 38:     /**
 39:      * Color index
 40:      *
 41:      * @var int
 42:      */
 43:     private $_colorIndex;
 44: 
 45:     /**
 46:      * Font
 47:      *
 48:      * @var PHPExcel_Style_Font
 49:      */
 50:     private $_font;
 51: 
 52:     /**
 53:      * Constructor
 54:      *
 55:      * @param PHPExcel_Style_Font $font
 56:      */
 57:     public function __construct(PHPExcel_Style_Font $font = null)
 58:     {
 59:         $this->_colorIndex = 0x7FFF;
 60:         $this->_font = $font;
 61:     }
 62: 
 63:     /**
 64:      * Set the color index
 65:      *
 66:      * @param int $colorIndex
 67:      */
 68:     public function setColorIndex($colorIndex)
 69:     {
 70:         $this->_colorIndex = $colorIndex;
 71:     }
 72: 
 73:     /**
 74:      * Get font record data
 75:      *
 76:      * @return string
 77:      */
 78:     public function writeFont()
 79:     {
 80:         $font_outline = 0;
 81:         $font_shadow = 0;
 82: 
 83:         $icv = $this->_colorIndex; // Index to color palette
 84:         if ($this->_font->getSuperScript()) {
 85:             $sss = 1;
 86:         } else if ($this->_font->getSubScript()) {
 87:             $sss = 2;
 88:         } else {
 89:             $sss = 0;
 90:         }
 91:         $bFamily = 0; // Font family
 92:         $bCharSet = PHPExcel_Shared_Font::getCharsetFromFontName($this->_font->getName()); // Character set
 93: 
 94:         $record = 0x31;     // Record identifier
 95:         $reserved = 0x00;   // Reserved
 96:         $grbit = 0x00;      // Font attributes
 97:         if ($this->_font->getItalic()) {
 98:             $grbit |= 0x02;
 99:         }
100:         if ($this->_font->getStrikethrough()) {
101:             $grbit |= 0x08;
102:         }
103:         if ($font_outline) {
104:             $grbit |= 0x10;
105:         }
106:         if ($font_shadow) {
107:             $grbit |= 0x20;
108:         }
109: 
110:         $data = pack("vvvvvCCCC",
111:             $this->_font->getSize() * 20,                       //  Fontsize (in twips)
112:             $grbit,
113:             $icv,                                               //  Colour
114:             self::_mapBold($this->_font->getBold()),            //  Font weight
115:             $sss,                                               //  Superscript/Subscript
116:             self::_mapUnderline($this->_font->getUnderline()),
117:             $bFamily,
118:             $bCharSet,
119:             $reserved
120:         );
121:         $data .= PHPExcel_Shared_String::UTF8toBIFF8UnicodeShort($this->_font->getName());
122: 
123:         $length = strlen($data);
124:         $header = pack("vv", $record, $length);
125: 
126:         return($header . $data);
127:     }
128: 
129:     /**
130:      * Map to BIFF5-BIFF8 codes for bold
131:      *
132:      * @param boolean $bold
133:      * @return int
134:      */
135:     private static function _mapBold($bold) {
136:         if ($bold) {
137:             return 0x2BC;   //  700 = Bold font weight
138:         }
139:         return 0x190;       //  400 = Normal font weight
140:     }
141: 
142:     /**
143:      * Map of BIFF2-BIFF8 codes for underline styles
144:      * @static  array of int
145:      *
146:      */
147:     private static $_mapUnderline = array(  PHPExcel_Style_Font::UNDERLINE_NONE                 => 0x00,
148:                                             PHPExcel_Style_Font::UNDERLINE_SINGLE               => 0x01,
149:                                             PHPExcel_Style_Font::UNDERLINE_DOUBLE               => 0x02,
150:                                             PHPExcel_Style_Font::UNDERLINE_SINGLEACCOUNTING     => 0x21,
151:                                             PHPExcel_Style_Font::UNDERLINE_DOUBLEACCOUNTING     => 0x22,
152:                                          );
153:     /**
154:      * Map underline
155:      *
156:      * @param string
157:      * @return int
158:      */
159:     private static function _mapUnderline($underline) {
160:         if (isset(self::$_mapUnderline[$underline]))
161:             return self::$_mapUnderline[$underline];
162:         return 0x00;
163:     }
164: 
165: }
166: