审查视图

simplewind/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel5/Font.php 3.9 KB
lihan authored
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165
<?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_Excel5
 * @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    ##VERSION##, ##DATE##
 */


/**
 * PHPExcel_Writer_Excel5_Font
 *
 * @category   PHPExcel
 * @package    PHPExcel_Writer_Excel5
 * @copyright  Copyright (c) 2006 - 2014 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
class PHPExcel_Writer_Excel5_Font
{
	/**
	 * Color index
	 *
	 * @var int
	 */
	private $_colorIndex;

	/**
	 * Font
	 *
	 * @var PHPExcel_Style_Font
	 */
	private $_font;

	/**
	 * Constructor
	 *
	 * @param PHPExcel_Style_Font $font
	 */
	public function __construct(PHPExcel_Style_Font $font = null)
	{
		$this->_colorIndex = 0x7FFF;
		$this->_font = $font;
	}

	/**
	 * Set the color index
	 *
	 * @param int $colorIndex
	 */
	public function setColorIndex($colorIndex)
	{
		$this->_colorIndex = $colorIndex;
	}

	/**
	 * Get font record data
	 *
	 * @return string
	 */
	public function writeFont()
	{
		$font_outline = 0;
		$font_shadow = 0;

		$icv = $this->_colorIndex; // Index to color palette
		if ($this->_font->getSuperScript()) {
			$sss = 1;
		} else if ($this->_font->getSubScript()) {
			$sss = 2;
		} else {
			$sss = 0;
		}
		$bFamily = 0; // Font family
		$bCharSet = PHPExcel_Shared_Font::getCharsetFromFontName($this->_font->getName()); // Character set

		$record = 0x31;		// Record identifier
		$reserved = 0x00;	// Reserved
		$grbit = 0x00;		// Font attributes
		if ($this->_font->getItalic()) {
			$grbit |= 0x02;
		}
		if ($this->_font->getStrikethrough()) {
			$grbit |= 0x08;
		}
		if ($font_outline) {
			$grbit |= 0x10;
		}
		if ($font_shadow) {
			$grbit |= 0x20;
		}

		$data = pack("vvvvvCCCC",
			$this->_font->getSize() * 20,						//	Fontsize (in twips)
			$grbit,
			$icv,												//	Colour
			self::_mapBold($this->_font->getBold()),			//	Font weight
			$sss,												//	Superscript/Subscript
			self::_mapUnderline($this->_font->getUnderline()),
			$bFamily,
			$bCharSet,
			$reserved
		);
		$data .= PHPExcel_Shared_String::UTF8toBIFF8UnicodeShort($this->_font->getName());

		$length = strlen($data);
		$header = pack("vv", $record, $length);

		return($header . $data);
	}

	/**
	 * Map to BIFF5-BIFF8 codes for bold
	 *
	 * @param boolean $bold
	 * @return int
	 */
	private static function _mapBold($bold) {
		if ($bold) {
			return 0x2BC;	//	700 = Bold font weight
		}
		return 0x190;		//	400 = Normal font weight
	}

	/**
	 * Map of BIFF2-BIFF8 codes for underline styles
	 * @static	array of int
	 *
	 */
	private static $_mapUnderline = array(	PHPExcel_Style_Font::UNDERLINE_NONE					=> 0x00,
											PHPExcel_Style_Font::UNDERLINE_SINGLE				=> 0x01,
											PHPExcel_Style_Font::UNDERLINE_DOUBLE				=> 0x02,
											PHPExcel_Style_Font::UNDERLINE_SINGLEACCOUNTING		=> 0x21,
											PHPExcel_Style_Font::UNDERLINE_DOUBLEACCOUNTING		=> 0x22,
										 );
	/**
	 * Map underline
	 *
	 * @param string
	 * @return int
	 */
	private static function _mapUnderline($underline) {
		if (isset(self::$_mapUnderline[$underline]))
			return self::$_mapUnderline[$underline];
		return 0x00;
	}

}