Extracted.php

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<?php
#require_once 'Zend/Pdf/Resource/Font.php';

class Zend_Pdf_Resource_Font_Extracted extends Zend_Pdf_Resource_Font
{
    const TYPE_NOT_SUPPORTED = 'Unsupported font type.';
    const ENCODING_NOT_SUPPORTED  = 'Font encoding is not supported';
    const OPERATION_NOT_SUPPORTED = 'Operation is not supported for extracted fonts';

    protected $_encoding = null;

    public function __construct($fontDictionary)
    {
        // Extract object factory and resource object from font dirctionary object
        $this->_objectFactory = $fontDictionary->getFactory();
        $this->_resource      = $fontDictionary;

        if ($fontDictionary->Encoding !== null) {
            $this->_encoding = $fontDictionary->Encoding->value;
        }

        switch ($fontDictionary->Subtype->value) {
            case 'Type0':
                // Composite type 0 font
                if (count($fontDictionary->DescendantFonts->items) != 1) {
                    // Multiple descendant fonts are not supported
                    #require_once 'Zend/Pdf/Exception.php';
                    throw new Zend_Pdf_Exception(self::TYPE_NOT_SUPPORTED);
                }

                $fontDictionaryIterator = $fontDictionary->DescendantFonts->items->getIterator();
                $fontDictionaryIterator->rewind();
                $descendantFont = $fontDictionaryIterator->current();
                $fontDescriptor = $descendantFont->FontDescriptor;
                break;

            case 'Type1':
                if ($fontDictionary->FontDescriptor === null) {
                    // That's one of the standard fonts
                    $standardFont = Zend_Pdf_Font::fontWithName($fontDictionary->BaseFont->value);

                    $this->_fontNames          = $standardFont->getFontNames();
                    $this->_isBold             = $standardFont->isBold();
                    $this->_isItalic           = $standardFont->isItalic();
                    $this->_isMonospace        = $standardFont->isMonospace();
                    $this->_underlinePosition  = $standardFont->getUnderlinePosition();
                    $this->_underlineThickness = $standardFont->getUnderlineThickness();
                    $this->_strikePosition     = $standardFont->getStrikePosition();
                    $this->_strikeThickness    = $standardFont->getStrikeThickness();
                    $this->_unitsPerEm         = $standardFont->getUnitsPerEm();
                    $this->_ascent             = $standardFont->getAscent();
                    $this->_descent            = $standardFont->getDescent();
                    $this->_lineGap            = $standardFont->getLineGap();

                    return;
                }

                $fontDescriptor = $fontDictionary->FontDescriptor;
                break;

            case 'TrueType':
                $fontDescriptor = $fontDictionary->FontDescriptor;
                break;

            default:
                #require_once 'Zend/Pdf/Exception.php';
                throw new Zend_Pdf_Exception(self::TYPE_NOT_SUPPORTED);
        }

        $this->_fontNames[Zend_Pdf_Font::NAME_POSTSCRIPT]['en'] = iconv('UTF-8', 'UTF-16BE', $fontDictionary->BaseFont->value);

        $this->_isBold             = false; // this property is actually not used anywhere
        $this->_isItalic           = ( ($fontDescriptor->Flags->value & (1 << 6)) != 0 ); // Bit-7 is set
        $this->_isMonospace        = ( ($fontDescriptor->Flags->value & (1 << 0)) != 0 ); // Bit-1 is set
        $this->_underlinePosition  = null; // Can't be extracted
        $this->_underlineThickness = null; // Can't be extracted
        $this->_strikePosition     = null; // Can't be extracted
        $this->_strikeThickness    = null; // Can't be extracted
        $this->_unitsPerEm         = null; // Can't be extracted
        $this->_ascent             = $fontDescriptor->Ascent->value;
        $this->_descent            = $fontDescriptor->Descent->value;
        $this->_lineGap            = null; // Can't be extracted
    }

    public function glyphNumbersForCharacters($characterCodes)
    {
        #require_once 'Zend/Pdf/Exception.php';
        throw new Zend_Pdf_Exception(self::OPERATION_NOT_SUPPORTED);
    }

    public function glyphNumberForCharacter($characterCode)
    {
        #require_once 'Zend/Pdf/Exception.php';
        throw new Zend_Pdf_Exception(self::OPERATION_NOT_SUPPORTED);
    }

    public function getCoveredPercentage($string, $charEncoding = '')
    {
        #require_once 'Zend/Pdf/Exception.php';
        throw new Zend_Pdf_Exception(self::OPERATION_NOT_SUPPORTED);
    }

    public function widthsForGlyphs($glyphNumbers)
    {
        #require_once 'Zend/Pdf/Exception.php';
        throw new Zend_Pdf_Exception(self::OPERATION_NOT_SUPPORTED);
    }

    public function widthForGlyph($glyphNumber)
    {
        #require_once 'Zend/Pdf/Exception.php';
        throw new Zend_Pdf_Exception(self::OPERATION_NOT_SUPPORTED);
    }

    public function encodeString($string, $charEncoding)
    {
        if ($this->_encoding == 'Identity-H') {
            return iconv($charEncoding, 'UTF-16BE', $string);
        }

        if ($this->_encoding == 'WinAnsiEncoding') {
            return iconv($charEncoding, 'CP1252//IGNORE', $string);
        }

        #require_once 'Zend/Pdf/Exception.php';
        throw new Zend_Pdf_Exception(self::ENCODING_NOT_SUPPORTED);
    }

    public function decodeString($string, $charEncoding)
    {
        if ($this->_encoding == 'Identity-H') {
            return iconv('UTF-16BE', $charEncoding, $string);
        }

        if ($this->_encoding == 'WinAnsiEncoding') {
            return iconv('CP1252', $charEncoding, $string);
        }

        #require_once 'Zend/Pdf/Exception.php';
        throw new Zend_Pdf_Exception(self::ENCODING_NOT_SUPPORTED);
    }
}