public function setEngine($engine)
	{
		// if param given as an object
		if ($engine instanceof Dwoo) {
			$this->_engine = $engine;
		}
		//
		elseif (is_subclass_of($engine, 'Dwoo') || 'Dwoo' === $engine) {
			$this->_engine = new $engine();
		}
		else {
			throw new Dwoo_Exception("Custom engine must be a subclass of Dwoo");
		}
	}
public function setEngine($engine)
	{
		// if param given as an object
		if ($engine instanceof Dwoo) {
			$this->_engine = $engine;
		}
		//
		elseif (is_subclass_of($engine, 'Dwoo') || 'Dwoo' === $engine) {
			$this->_engine = new $engine();
		}
		else {
			throw new Dwoo_Exception("Custom engine must be a subclass of Dwoo");
		}
	}
public function setEngine ( $ engine ) { // if param given as an object if ( $ engine instanceof Dwoo ) { $ this -> _engine = $ engine ; } // elseif ( is_subclass_of ( $ engine , 'Dwoo' ) || 'Dwoo' === $ engine ) { $ this -> _engine = new $ engine ( ) ; } else { throw new Dwoo_Exception ( "Custom engine must be a subclass of Dwoo" ) ; } }
Sets template engine

@param string|Dwoo Object or name of the class
Sets template engine