--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lafagnosticuifoundation/uigraphicsutils/tulsrc/languagespecificnumberconverter.cpp	Tue Feb 02 01:00:49 2010 +0200
@@ -0,0 +1,152 @@
+// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+
+
+// INCLUDE FILES
+#include "languagespecificnumberconverter.h"
+#include <e32std.h>
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+static TChar NumberToBase(const TChar& aCharacter )
+    {
+    const TDigitType d[] = { EDigitTypeWestern, 
+                       EDigitTypeArabicIndic, 
+                       EDigitTypeEasternArabicIndic, 
+                       EDigitTypeDevanagari, 
+                       EDigitTypeThai };
+    
+    const TInt num = sizeof( d ) / sizeof( d[0] );
+    
+    TInt i = 0;
+    while( i < num )
+        {
+        if (aCharacter > TChar( d[i] ) && aCharacter < TChar( d[i]+10 )) 
+        	return d[i];
+        
+        i++;
+        }
+        
+    return aCharacter;
+    }
+
+/**
+This routine is used to convert between European digits and 
+Arabic-Indic, Eastern Arabic-Indic, Devanagari or Thai digits 
+based on existing digit type setting. 
+
+@param aDes  Parameter to change
+*/
+void LanguageSpecificNumberConverter::Convert( TDes &aDes )
+    {   
+    TLocale locale;
+    locale.Refresh();
+    const TDigitType digitType = locale.DigitType();
+    TChar toArea = 0x030;
+    switch( digitType )
+        {
+        case EDigitTypeWestern:
+        case EDigitTypeArabicIndic:
+        case EDigitTypeEasternArabicIndic:
+        case EDigitTypeDevanagari:
+        case EDigitTypeThai:
+            toArea = digitType;
+            break;
+        case EDigitTypeUnknown:
+        case EDigitTypeAllTypes:
+            return;
+        }
+    
+    const TInt length = aDes.Length();
+    for( TInt i = 0; i < length; i++ )
+        {
+        TChar character = aDes[i];
+        TChar fromArea = NumberToBase( character );
+        TChar::TBdCategory cat = character.GetBdCategory();
+        switch( cat )
+            {
+            case TChar::EArabicNumber:
+            case TChar::EEuropeanNumber:
+				character += toArea;
+				character -= fromArea;
+                aDes[i] = TUint16( character );
+                break;
+            default: 
+            	break;
+            }
+        }
+    }
+
+/**
+This routine is used to convert Arabic-Indic, Eastern Arabic-Indic
+or Devanagari digits to European digits. 
+
+@param aDes Parameter to change
+*/
+void LanguageSpecificNumberConverter::ConvertToWesternNumbers( TDes &aDes )
+    {   
+    const TChar toArea = 0x030;
+    const TInt KLastDevanagariDigit = 0x96F;
+    const TInt KFirstDevanagariDigit = 0x966;
+    const TInt length = aDes.Length();
+
+    for( TInt i=0; i<length; i++ )
+        {
+        TChar character = aDes[i];
+        TChar fromArea = NumberToBase( character );
+        TChar::TBdCategory cat = character.GetBdCategory();
+
+        if ( cat == TChar::EArabicNumber || cat == TChar::EEuropeanNumber ||
+           ( KFirstDevanagariDigit <= character && character <= KLastDevanagariDigit ) )
+            {
+            character += toArea;
+			character -= fromArea;
+            aDes[i] = TUint16( character );    
+            }        
+        }
+    }
+
+/**
+This routine is used to check if conversion of digits is needed.
+Conversion is needed if user language is   
+- Arabic, Urdu or Farsi and if digit type is Arabic-Indic
+- Urdu or Farsi and digit type is Eastern Arabic_indic
+- Hindi and digit type is Devanagari. 
+
+@return  ETrue if conversion is needed, EFalse if not
+*/
+TBool LanguageSpecificNumberConverter::IsConversionNeeded()
+	{
+    TLocale locale;
+    locale.Refresh();
+    const TLanguage language = User::Language();
+	const TDigitType digitType = locale.DigitType();
+    
+    if ( ( ( language == ELangArabic || language == ELangUrdu || language == ELangFarsi ) &&
+         digitType == EDigitTypeArabicIndic ) 
+         || ( ( language == ELangUrdu || language == ELangFarsi ) &&
+         digitType == EDigitTypeEasternArabicIndic )
+         || ( language == ELangHindi && digitType == EDigitTypeDevanagari )
+        )
+        {
+        return ETrue;
+        }
+
+	return EFalse;
+	}
+
+
+// End of File