registerOperatorProcessor("sc", new SetNonStrokingColor());
registerOperatorProcessor("scn", new SetNonStrokingColor());
// Graphics state
registerOperatorProcessor("Q", new GRestore());
registerOperatorProcessor("q", new GSave());
// Text operators
registerOperatorProcessor("BT", new BeginText());
registerOperatorProcessor("ET", new EndText());
registerOperatorProcessor("Tf", new SetTextFont());