>I get this list as an email, not a threaded bulletin board or news group.
>Therefore, I can't search the archives.
Here you go, slightly stripped down. Probably needs modification for
doubles and precision. Let me know if you have any questions.
Regards,
Steve Mann
# # #
/************************************
* FloatToString
* Convert a floating point # to a localized string.
* Put the result in global string tempStr.
* If its length exceed maxDigits, shorten it and insert ">" to
indicate overflow
* Ksep & DSep are globals containing thousands and decimal separators
************************************/
void FloatToString ( float val, UInt8 precision, UInt8 maxDigits ) {
UInt32 ival, ival2;
float fval;
Int16 i, offset;
Char part2 [10], remainder [10];
// get the LHS of the floating point number
ival = ( long ) val;
StrIToA ( tempStr, val ); // make it a string, put into global tempStr
// get the fractional part. max precision = 7
if ( precision > 0 ) {
part2 [ 0 ] = Dsep;
part2 [ 1 ] = NULL;
StrCat ( tempStr, part2);
fval = val - ival; // get fractional part
part2 [ 0 ] = NULL;
// add leading zeros to the fractional part
if ( fval > 0.0 ) {
for ( i = 0; i < 7; i++ ) {
fval = fval * 10.0;
if ( fval < 1.0 )
StrCat ( part2, "0" );
}
// convert the rest of the fractional part to a usable integer and
add it to the string
ival2 = ( long ) ( fval ); // convert
remainder to integer
StrIToA ( remainder, ( long ) ival2 ); // add to string
StrCat ( part2, remainder );
}
// zero fill the fraction to the right with trailing zeros
for ( i = StrLen ( part2 ); i < 7; i++ )
StrCat ( part2, "0" );
// truncate the fractional part if necessary, to the prefsP->precision.
if ( precision < StrLen ( part2 ) )
part2 [ precision ] = NULL;
// add the fraction to the final result
StrCat ( tempStr, part2 );
}
// the number is too large for conversion, fill it with overflow indicators
if ( StrLen ( tempStr ) > maxDigits ) {
for ( i = 0; i < StrLen ( tempStr ); i++ ) {
if (( tempStr [ i ] >= '0' ) && ( tempStr [ i
] <= '9' ))
tempStr [ i ] = '>';
}
// now shorten it so it fits
offset = StrLen ( tempStr ) - maxDigits;
for ( i = 0; i <= ( maxDigits + 1 ); i++ ) {
tempStr [ i ] = tempStr [ i + offset ];
} } }
--
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