gecko-dev/intl/uconv/ucvlatin/nsUnicodeToTSCII.h

77 строки
2.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:expandtab:shiftwidth=2:tabstop=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 nsUnicodeToTSCII_h___
#define nsUnicodeToTSCII_h___
#include "nsCOMPtr.h"
#include "nsISupports.h"
#include "nsIUnicodeEncoder.h"
//----------------------------------------------------------------------
// Class nsUnicodeToTSCII [declaration]
class nsUnicodeToTSCII : public nsIUnicodeEncoder
{
NS_DECL_ISUPPORTS
public:
nsUnicodeToTSCII() { mBuffer = 0; }
virtual ~nsUnicodeToTSCII() {}
NS_IMETHOD Convert(const PRUnichar * aSrc, int32_t * aSrcLength,
char * aDest, int32_t * aDestLength);
NS_IMETHOD Finish(char * aDest, int32_t * aDestLength);
NS_IMETHOD GetMaxLength(const PRUnichar * aSrc, int32_t aSrcLength,
int32_t * aDestLength);
NS_IMETHOD Reset();
NS_IMETHOD SetOutputErrorBehavior(int32_t aBehavior,
nsIUnicharEncoder * aEncoder,
PRUnichar aChar);
private:
uint32_t mBuffer; // buffer for character(s) to be combined with the following
// character. Up to 4 single byte characters can be
// stored.
};
#define CHAR_BUFFER_SIZE 2048
//----------------------------------------------------------------------
// Class nsUnicodeToTamilTTF [declaration]
class nsUnicodeToTamilTTF : public nsUnicodeToTSCII
{
NS_DECL_ISUPPORTS_INHERITED
public:
nsUnicodeToTamilTTF() : nsUnicodeToTSCII() {}
virtual ~nsUnicodeToTamilTTF() {}
NS_IMETHOD Convert (const PRUnichar * aSrc, int32_t * aSrcLength,
char * aDest, int32_t * aDestLength);
NS_IMETHOD GetMaxLength (const PRUnichar * aSrc, int32_t aSrcLength,
int32_t * aDestLength);
NS_IMETHOD SetOutputErrorBehavior (int32_t aBehavior,
nsIUnicharEncoder *aEncoder,
PRUnichar aChar);
private:
char mStaticBuffer[CHAR_BUFFER_SIZE];
int32_t mErrBehavior;
PRUnichar mErrChar;
nsCOMPtr<nsIUnicharEncoder> mErrEncoder;
};
#endif /* nsUnicodeToTSCII_h___ */