/**
* Object constructor
*
* @todo Joing this class with \Zend\Pdf\Resource\Font\Simple\Parsed\TrueType
*
* @param \Zend\Pdf\BinaryParser\Font\OpenType\TrueType $fontParser Font parser
* object containing parsed TrueType file.
* @param integer $embeddingOptions Options for font embedding.
* @throws \Zend\Pdf\Exception
*/
public function __construct(OpenTypeFontParser\TrueType $fontParser, $embeddingOptions)
{
parent::__construct($fontParser, $embeddingOptions);
$this->_fontType = Pdf\Font::TYPE_CIDFONT_TYPE_2;
$this->_resource->Subtype = new InternalType\NameObject('CIDFontType2');
$fontDescriptor = FontResource\FontDescriptor::factory($this, $fontParser, $embeddingOptions);
$this->_resource->FontDescriptor = $this->_objectFactory->newObject($fontDescriptor);
/* Prepare CIDToGIDMap */
// Initialize 128K string of null characters (65536 2 byte integers)
$cidToGidMapData = str_repeat("\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 8192);
// Fill the index
$charGlyphs = $this->_cmap->getCoveredCharactersGlyphs();
foreach ($charGlyphs as $charCode => $glyph) {
$cidToGidMapData[$charCode*2 ] = chr($glyph >> 8);
$cidToGidMapData[$charCode*2 + 1] = chr($glyph & 0xFF);
}
// Store CIDToGIDMap within compressed stream object
$cidToGidMap = $this->_objectFactory->newStreamObject($cidToGidMapData);
$cidToGidMap->dictionary->Filter = new InternalType\NameObject('FlateDecode');
$this->_resource->CIDToGIDMap = $cidToGidMap;
}
