The Annoyance Filter.pdf - Fourmilab

100 FLASH TEXT EXTRACTOR ANNOYANCE-FILTER §120
string s = "";
for (unsigned int i = 0; i < nGlyphs ; i++) {
unsigned int iIndex = getBits (textGlyphBits );
#ifdef FLASH_PARSE_DEBUG
unsigned int iAdvance = getBits (textAdvanceBits );
#else
#endif
cout ≪ "[" ≪ iIndex ≪ "," ≪ iAdvance ≪ "]␣" ≪ flush ;
getBits (textAdvanceBits ); /∗ Ignore text advance distance ∗/
if (fontId < 0) {
if (verbose ) {
cerr ≪ "Flash␣DefineText␣does␣not␣specify␣font." ≪ endl ;
}
}
else if (fgcp ≠ fontGlyphCount .end ( )) {
if (iIndex ≥ fGlyphs ) {
if (verbose ) {
cerr ≪ "Flash␣DefineText␣glyph␣index␣" ≪ iIndex ≪
"␣exceeds␣font␣size␣of␣" ≪ fGlyphs ≪ "." ≪ endl ;
}
}
else {
if (fFlags & fontWideCodes ) {
unsigned int wc = (∗fontChars )[iIndex ];
s += static cast〈char〉((wc ≫ 8) & # FF);
s += static cast〈char〉(wc & # FF);
}
else {
s += static cast〈char〉((∗fontChars )[iIndex ]);
}
}
}
}
#ifdef FLASH_PARSE_DEBUG
cout ≪ endl ;
cout ≪ "Decoded:␣(" ≪ s ≪ ")" ≪ endl ;
#endif
〈 Decode non-ANSI Flash text 121 〉;
strings .push (s);
}
}
}
This code is used in section 115.