private function replaceComponentsOfCompositeGlyphs()
{
// If there exist composite glyphs, replace the components' glyphIndices
// First construct a from=>to array
$replacements = array();
foreach ($this->TTFchars as $TTFchar) {
$orgIndex = $TTFchar->orgIndex;
$newIndex = $TTFchar->newIndex;
$replacements[$orgIndex] = $orgIndex;
}
for ($i = 0; $i < count($this->TTFchars); $i++) {
$TTFchar = $this->TTFchars[$i];
$description = $TTFchar->description;
if (strlen($description) == 0) {
continue;
}
$glyph = TTF::getGlyph($description);
if ($glyph['numberOfContours'] >= 0) {
continue;
}
$newDescription = TTF::replaceComponentsOfCompositeGlyph($description, $replacements);
$this->TTFchars[$i]->description = $newDescription;
}
if (self::VERBOSE) {
foreach ($this->TTFchars as $TTFchar) {
echo sprintf("%4d %4d %4d %4d\n", $TTFchar->charCode, $TTFchar->orgIndex, $TTFchar->newIndex, strlen($TTFchar->description));
}
echo sprintf("TTFchars size is %d\n", count($this->TTFchars));
}
}