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Diffstat (limited to 'intl/uconv/ucvcn/nsUnicodeToGBK.h')
-rw-r--r-- | intl/uconv/ucvcn/nsUnicodeToGBK.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/intl/uconv/ucvcn/nsUnicodeToGBK.h b/intl/uconv/ucvcn/nsUnicodeToGBK.h new file mode 100644 index 000000000..aefd0720a --- /dev/null +++ b/intl/uconv/ucvcn/nsUnicodeToGBK.h @@ -0,0 +1,72 @@ +/* -*- Mode: C++; tab-width: 2; 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/. */ + + /** + * A character set converter from Unicode to GBK. + * + * + * @created 08/Sept/1999 + * @author Yueheng Xu, Yueheng.Xu@intel.com + */ + +#ifndef nsUnicodeToGBK_h___ +#define nsUnicodeToGBK_h___ + +#include "nsUCSupport.h" +#include "nsCOMPtr.h" +#include "nsIUnicodeEncoder.h" +#include "nsGBKConvUtil.h" +//---------------------------------------------------------------------- +// Class nsUnicodeToGBK [declaration] + +class nsUnicodeToGBK: public nsEncoderSupport +{ +public: + + /** + * Class constructor. + */ + explicit nsUnicodeToGBK(uint32_t aMaxLengthFactor = 2); + virtual ~nsUnicodeToGBK() {} + +protected: + + //-------------------------------------------------------------------- + // Subclassing of nsEncoderSupport class [declaration] + NS_IMETHOD ConvertNoBuffNoErr(const char16_t * aSrc, + int32_t * aSrcLength, + char * aDest, + int32_t * aDestLength); + +protected: + char16_t mSurrogateHigh; + nsGBKConvUtil mUtil; + virtual nsresult TryExtensionEncoder(char16_t aChar, char* aDest, + int32_t* aOutLen); + virtual nsresult Try4BytesEncoder(char16_t aChar, char* aDest, + int32_t* aOutLen); + virtual nsresult EncodeSurrogate(char16_t aSurrogateHigh, + char16_t aSurrogateLow, char* aDest, + int32_t aDestLength, int32_t aBufferLength); +}; + +class nsUnicodeToGB18030: public nsUnicodeToGBK +{ +public: + nsUnicodeToGB18030() : nsUnicodeToGBK(4) {} + virtual ~nsUnicodeToGB18030() {} +protected: + virtual nsresult TryExtensionEncoder(char16_t aChar, char* aDest, + int32_t* aOutLen) override; + virtual nsresult Try4BytesEncoder(char16_t aChar, char* aDest, + int32_t* aOutLen) override; + virtual nsresult EncodeSurrogate(char16_t aSurrogateHigh, + char16_t aSurrogateLow, char* aDest, + int32_t aDestLength, + int32_t aBufferLength) override; +}; + +#endif /* nsUnicodeToGBK_h___ */ + |