public function build()
{
$writer = new Media_SWF_Parser();
$writer->putUI8($this->_fields['PlaceFlag']);
$writer->putUI16LE($this->_fields['Depth']);
if (isset($this->_fields['CharacterId'])) {
$writer->putUI16LE($this->_fields['CharacterId']);
}
if (isset($this->_fields['Matrix'])) {
$writer->putMatrix($this->_fields['Matrix']);
}
if (isset($this->_fields['ColorTransform'])) {
$writer->putColorTransformWithAlpha($this->_fields['ColorTransform']);
}
if (isset($this->_fields['Ratio'])) {
$writer->putUI16LE($this->_fields['Ratio']);
}
if (isset($this->_fields['Name'])) {
$writer->putString($this->_fields['Name']);
}
if (isset($this->_fields['ClipDepth'])) {
$writer->putUI16LE($this->_fields['ClipDepth']);
}
if (isset($this->_fields['ClipActions'])) {
$writer->putData($this->_fields['ClipActions']);
}
return $writer->output();
}