1 // Copyright (c) 1994 James Clark 2 // See the file COPYING for copying permission. 3 #pragma ident "%Z%%M% %I% %E% SMI" 4 5 #ifndef IdentityCodingSystem_INCLUDED 6 #define IdentityCodingSystem_INCLUDED 1 7 8 #include "CodingSystem.h" 9 10 #ifdef SP_NAMESPACE 11 namespace SP_NAMESPACE { 12 #endif 13 14 class SP_API IdentityCodingSystem : public CodingSystem { 15 public: 16 IdentityCodingSystem(); 17 Decoder *makeDecoder() const; 18 Encoder *makeEncoder() const; 19 Boolean isIdentity() const; 20 }; 21 22 #ifdef SP_NAMESPACE 23 } 24 #endif 25 26 #endif /* not IdentityCodingSystem_INCLUDED */ 27