/*!
Retrieves Symbian locale zero digit.
*/
static QString symbianZeroDigit()
{
TLocale *locale = _s60Locale.GetLocale();
// TDigitType enumeration value returned by TLocale
// will always correspond to zero digit unicode value.
TDigitType digit = locale->DigitType();
return QChar(digit);
}
/**
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 CResourceLoader::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;
}
/**
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 CResourceLoader::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;
}
}
}
/**
* Current implementation of this should work for any RTL language if it sets the
* digit type to digit types checked for below
*
* It is meant as a patch for S60 2.0, not as a complete solution to the problem of date
* presentation.
*/
TBool AknDateFormatUtils::DateFieldReOrderingNeeded(TLanguage* aForceLanguage )
{
TBool reorderingNeeded(EFalse);
TLocale locale;
TLanguage language = (aForceLanguage != NULL) ? *aForceLanguage : AknLangUtils::UserLanguage();
// Reordering needed in case of RTL language, we have arabic digits and if the separator is not
// numeric separator.
if ( TBidiText::ScriptDirectionality( language ) == TBidiText::ERightToLeft )
{
TInt digitType = locale.DigitType();
if ( digitType == EDigitTypeArabicIndic ||
digitType == EDigitTypeEasternArabicIndic )
{
TChar sep( locale.DateSeparator(1) );
if ( sep.GetBdCategory() != TChar::ECommonNumberSeparator )
{
reorderingNeeded = ETrue;
}
}
}
return reorderingNeeded;
}
