mirror of
https://github.com/clementine-player/Clementine
synced 2024-12-17 20:09:50 +01:00
df659ae8f8
Updates issue #254
81 lines
2.9 KiB
C++
81 lines
2.9 KiB
C++
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
// for S-JIS encoding, obeserve characteristic:
|
|
// 1, kana character (or hankaku?) often have hight frequency of appereance
|
|
// 2, kana character often exist in group
|
|
// 3, certain combination of kana is never used in japanese language
|
|
|
|
#ifndef nsSJISProber_h__
|
|
#define nsSJISProber_h__
|
|
|
|
#include "nsCharSetProber.h"
|
|
#include "nsCodingStateMachine.h"
|
|
#include "JpCntx.h"
|
|
#include "CharDistribution.h"
|
|
|
|
|
|
class nsSJISProber: public nsCharSetProber {
|
|
public:
|
|
nsSJISProber(bool aIsPreferredLanguage)
|
|
:mIsPreferredLanguage(aIsPreferredLanguage)
|
|
{mCodingSM = new nsCodingStateMachine(&SJISSMModel);
|
|
Reset();}
|
|
virtual ~nsSJISProber(void){delete mCodingSM;}
|
|
nsProbingState HandleData(const char* aBuf, uint32_t aLen);
|
|
const char* GetCharSetName() {return "Shift_JIS";}
|
|
nsProbingState GetState(void) {return mState;}
|
|
void Reset(void);
|
|
float GetConfidence(void);
|
|
void SetOpion() {}
|
|
|
|
protected:
|
|
nsCodingStateMachine* mCodingSM;
|
|
nsProbingState mState;
|
|
|
|
SJISContextAnalysis mContextAnalyser;
|
|
SJISDistributionAnalysis mDistributionAnalyser;
|
|
|
|
char mLastChar[2];
|
|
bool mIsPreferredLanguage;
|
|
|
|
};
|
|
|
|
|
|
#endif /* nsSJISProber_h__ */
|
|
|