gecko-dev/intl/chardet/nsCyrillicDetector.h
Sylvestre Ledru 265e672179 Bug 1511181 - Reformat everything to the Google coding style r=ehsan a=clang-format
# ignore-this-changeset

--HG--
extra : amend_source : 4d301d3b0b8711c4692392aa76088ba7fd7d1022
2018-11-30 11:46:48 +01:00

78 lines
2.4 KiB
C++

/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsCyrillicDetector_h__
#define nsCyrillicDetector_h__
#include "nsCyrillicClass.h"
#include "nsIStringCharsetDetector.h"
static const uint8_t* gCyrillicCls[5] = {CP1251Map, KOI8Map, ISO88595Map,
MacCyrillicMap, IBM866Map};
static const char* gRussian[5] = {"windows-1251", "KOI8-R", "ISO-8859-5",
"x-mac-cyrillic", "IBM866"};
static const char* gUkrainian[5] = {"windows-1251", "KOI8-U", "ISO-8859-5",
"x-mac-cyrillic", "IBM866"};
#define NUM_CYR_CHARSET 5
class nsCyrillicDetector {
public:
nsCyrillicDetector(uint8_t aItems, const uint8_t** aCyrillicClass,
const char** aCharsets) {
mItems = aItems;
mCyrillicClass = aCyrillicClass;
mCharsets = aCharsets;
for (unsigned i = 0; i < mItems; i++) mProb[i] = mLastCls[i] = 0;
mDone = false;
}
virtual ~nsCyrillicDetector() {}
virtual void HandleData(const char* aBuf, uint32_t aLen);
virtual void DataEnd();
protected:
virtual void Report(const char* aCharset) = 0;
bool mDone;
private:
uint8_t mItems;
const uint8_t** mCyrillicClass;
const char** mCharsets;
uint32_t mProb[NUM_CYR_CHARSET];
uint8_t mLastCls[NUM_CYR_CHARSET];
};
class nsCyrXPCOMDetector : public nsCyrillicDetector,
public nsICharsetDetector {
public:
// nsISupports interface
NS_DECL_ISUPPORTS
nsCyrXPCOMDetector(uint8_t aItems, const uint8_t** aCyrillicClass,
const char** aCharsets);
NS_IMETHOD Init(nsICharsetDetectionObserver* aObserver) override;
NS_IMETHOD DoIt(const char* aBuf, uint32_t aLen, bool* oDontFeedMe) override;
NS_IMETHOD Done() override;
protected:
virtual ~nsCyrXPCOMDetector();
virtual void Report(const char* aCharset) override;
private:
nsCOMPtr<nsICharsetDetectionObserver> mObserver;
};
class nsRUProbDetector final : public nsCyrXPCOMDetector {
public:
nsRUProbDetector() : nsCyrXPCOMDetector(5, gCyrillicCls, gRussian) {}
};
class nsUKProbDetector final : public nsCyrXPCOMDetector {
public:
nsUKProbDetector() : nsCyrXPCOMDetector(5, gCyrillicCls, gUkrainian) {}
};
#endif