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nsGB2312Prober.h
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00001 /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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00037 
00038 #ifndef nsGB2312Prober_h__
00039 #define nsGB2312Prober_h__
00040 
00041 #include "nsCharSetProber.h"
00042 #include "nsCodingStateMachine.h"
00043 #include "CharDistribution.h"
00044 
00045 // We use gb18030 to replace gb2312, because 18030 is a superset. 
00046 
00047 class nsGB18030Prober: public nsCharSetProber {
00048 public:
00049   nsGB18030Prober(void){mCodingSM = new nsCodingStateMachine(&GB18030SMModel);
00050                       Reset();};
00051   virtual ~nsGB18030Prober(void){delete mCodingSM;};
00052   nsProbingState HandleData(const char* aBuf, PRUint32 aLen);
00053   const char* GetCharSetName() {return "gb18030";};
00054   nsProbingState GetState(void) {return mState;};
00055   void      Reset(void);
00056   float     GetConfidence(void);
00057   void      SetOpion() {};
00058 
00059 protected:
00060   void      GetDistribution(PRUint32 aCharLen, const char* aStr);
00061   
00062   nsCodingStateMachine* mCodingSM;
00063   nsProbingState mState;
00064 
00065   //GB2312ContextAnalysis mContextAnalyser;
00066   GB2312DistributionAnalysis mDistributionAnalyser;
00067   char mLastChar[2];
00068 
00069 };
00070 
00071 
00072 #endif /* nsGB2312Prober_h__ */
00073