148 lines
3.4 KiB
PHP
148 lines
3.4 KiB
PHP
<?php
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namespace PhpOffice\PhpSpreadsheet\Writer\Xls;
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use PhpOffice\PhpSpreadsheet\Shared\StringHelper;
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class Font
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{
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/**
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* Color index.
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*
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* @var int
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*/
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private $colorIndex;
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/**
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* Font.
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*
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* @var \PhpOffice\PhpSpreadsheet\Style\Font
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*/
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private $font;
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/**
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* Constructor.
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*/
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public function __construct(\PhpOffice\PhpSpreadsheet\Style\Font $font)
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{
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$this->colorIndex = 0x7FFF;
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$this->font = $font;
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}
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/**
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* Set the color index.
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*
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* @param int $colorIndex
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*/
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public function setColorIndex($colorIndex): void
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{
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$this->colorIndex = $colorIndex;
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}
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/**
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* Get font record data.
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*
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* @return string
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*/
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public function writeFont()
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{
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$font_outline = 0;
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$font_shadow = 0;
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$icv = $this->colorIndex; // Index to color palette
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if ($this->font->getSuperscript()) {
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$sss = 1;
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} elseif ($this->font->getSubscript()) {
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$sss = 2;
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} else {
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$sss = 0;
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}
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$bFamily = 0; // Font family
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$bCharSet = \PhpOffice\PhpSpreadsheet\Shared\Font::getCharsetFromFontName($this->font->getName()); // Character set
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$record = 0x31; // Record identifier
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$reserved = 0x00; // Reserved
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$grbit = 0x00; // Font attributes
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if ($this->font->getItalic()) {
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$grbit |= 0x02;
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}
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if ($this->font->getStrikethrough()) {
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$grbit |= 0x08;
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}
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if ($font_outline) {
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$grbit |= 0x10;
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}
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if ($font_shadow) {
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$grbit |= 0x20;
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}
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$data = pack(
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'vvvvvCCCC',
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// Fontsize (in twips)
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$this->font->getSize() * 20,
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$grbit,
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// Colour
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$icv,
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// Font weight
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self::mapBold($this->font->getBold()),
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// Superscript/Subscript
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$sss,
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self::mapUnderline($this->font->getUnderline()),
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$bFamily,
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$bCharSet,
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$reserved
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);
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$data .= StringHelper::UTF8toBIFF8UnicodeShort($this->font->getName());
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$length = strlen($data);
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$header = pack('vv', $record, $length);
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return $header . $data;
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}
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/**
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* Map to BIFF5-BIFF8 codes for bold.
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*
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* @param bool $bold
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*
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* @return int
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*/
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private static function mapBold($bold)
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{
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if ($bold) {
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return 0x2BC; // 700 = Bold font weight
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}
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return 0x190; // 400 = Normal font weight
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}
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/**
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* Map of BIFF2-BIFF8 codes for underline styles.
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*
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* @var array of int
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*/
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private static $mapUnderline = [
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\PhpOffice\PhpSpreadsheet\Style\Font::UNDERLINE_NONE => 0x00,
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\PhpOffice\PhpSpreadsheet\Style\Font::UNDERLINE_SINGLE => 0x01,
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\PhpOffice\PhpSpreadsheet\Style\Font::UNDERLINE_DOUBLE => 0x02,
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\PhpOffice\PhpSpreadsheet\Style\Font::UNDERLINE_SINGLEACCOUNTING => 0x21,
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\PhpOffice\PhpSpreadsheet\Style\Font::UNDERLINE_DOUBLEACCOUNTING => 0x22,
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];
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/**
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* Map underline.
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*
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* @param string $underline
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*
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* @return int
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*/
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private static function mapUnderline($underline)
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{
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if (isset(self::$mapUnderline[$underline])) {
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return self::$mapUnderline[$underline];
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}
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return 0x00;
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}
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}
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