LCOV - code coverage report
Current view: directory - intl/uconv/ucvcn - nsUnicodeToGBK.h (source / functions) Found Hit Coverage
Test: app.info Lines: 5 3 60.0 %
Date: 2012-06-02 Functions: 6 5 83.3 %

       1                 : /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2                 : /* ***** BEGIN LICENSE BLOCK *****
       3                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
       4                 :  *
       5                 :  * The contents of this file are subject to the Mozilla Public License Version
       6                 :  * 1.1 (the "License"); you may not use this file except in compliance with
       7                 :  * the License. You may obtain a copy of the License at
       8                 :  * http://www.mozilla.org/MPL/
       9                 :  *
      10                 :  * Software distributed under the License is distributed on an "AS IS" basis,
      11                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
      12                 :  * for the specific language governing rights and limitations under the
      13                 :  * License.
      14                 :  *
      15                 :  * The Original Code is mozilla.org code.
      16                 :  *
      17                 :  * The Initial Developer of the Original Code is
      18                 :  * Netscape Communications Corporation.
      19                 :  * Portions created by the Initial Developer are Copyright (C) 1998
      20                 :  * the Initial Developer. All Rights Reserved.
      21                 :  *
      22                 :  * Contributor(s):
      23                 :  *
      24                 :  * Alternatively, the contents of this file may be used under the terms of
      25                 :  * either of the GNU General Public License Version 2 or later (the "GPL"),
      26                 :  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
      27                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
      28                 :  * of those above. If you wish to allow use of your version of this file only
      29                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      30                 :  * use your version of this file under the terms of the MPL, indicate your
      31                 :  * decision by deleting the provisions above and replace them with the notice
      32                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      33                 :  * the provisions above, a recipient may use your version of this file under
      34                 :  * the terms of any one of the MPL, the GPL or the LGPL.
      35                 :  *
      36                 :  * ***** END LICENSE BLOCK ***** */
      37                 : 
      38                 :  /**
      39                 :  * A character set converter from Unicode to GBK.
      40                 :  * 
      41                 :  *
      42                 :  * @created         08/Sept/1999
      43                 :  * @author  Yueheng Xu, Yueheng.Xu@intel.com
      44                 :  */
      45                 : 
      46                 : #ifndef nsUnicodeToGBK_h___
      47                 : #define nsUnicodeToGBK_h___
      48                 : 
      49                 : #include "nsUCSupport.h"
      50                 : #include "nsCOMPtr.h"
      51                 : #include "nsIUnicodeEncoder.h"
      52                 : #include "gbku.h"
      53                 : //----------------------------------------------------------------------
      54                 : // Class nsUnicodeToGBK [declaration]
      55                 : 
      56                 : class nsUnicodeToGBK: public nsEncoderSupport
      57                 : {
      58                 : public:
      59                 : 
      60                 :   /**
      61                 :    * Class constructor.
      62                 :    */
      63                 :   nsUnicodeToGBK(PRUint32 aMaxLengthFactor = 2);
      64              30 :   virtual ~nsUnicodeToGBK() {}
      65                 : 
      66                 : protected:
      67                 : 
      68                 :   //--------------------------------------------------------------------
      69                 :   // Subclassing of nsEncoderSupport class [declaration]
      70                 :   NS_IMETHOD ConvertNoBuff(const PRUnichar * aSrc, 
      71                 :                             PRInt32 * aSrcLength, 
      72                 :                             char * aDest, 
      73                 :                             PRInt32 * aDestLength);
      74                 : 
      75               0 :   NS_IMETHOD ConvertNoBuffNoErr(const PRUnichar * aSrc, PRInt32 * aSrcLength, 
      76                 :                                 char * aDest, PRInt32 * aDestLength)
      77                 :   {
      78               0 :     return NS_OK;
      79                 :   }  // just make it not abstract;
      80                 : 
      81                 :   virtual void CreateExtensionEncoder();
      82                 :   virtual void Create4BytesEncoder();
      83                 : 
      84                 :   nsCOMPtr<nsIUnicodeEncoder> mExtensionEncoder;
      85                 :   nsCOMPtr<nsIUnicodeEncoder> m4BytesEncoder;
      86                 : protected:
      87                 :   PRUnichar mSurrogateHigh;
      88                 :   nsGBKConvUtil mUtil;
      89                 :   bool TryExtensionEncoder(PRUnichar aChar, char* aDest, PRInt32* aOutLen);
      90                 :   bool Try4BytesEncoder(PRUnichar aChar, char* aDest, PRInt32* aOutLen);
      91                 :   virtual bool EncodeSurrogate(PRUnichar aSurrogateHigh, PRUnichar aSurrogateLow, char* aDest);
      92                 : };
      93                 : 
      94                 : class nsUnicodeToGB18030: public nsUnicodeToGBK
      95                 : {
      96                 : public:
      97               3 :   nsUnicodeToGB18030() : nsUnicodeToGBK(4) {}
      98              12 :   virtual ~nsUnicodeToGB18030() {}
      99                 : protected:
     100                 :   virtual void CreateExtensionEncoder();
     101                 :   virtual void Create4BytesEncoder();
     102                 :   virtual bool EncodeSurrogate(PRUnichar aSurrogateHigh, PRUnichar aSurrogateLow, char* aDest);
     103                 : };
     104                 : 
     105                 : #endif /* nsUnicodeToGBK_h___ */
     106                 : 

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