public CellNumberStringMod(CellNumberFormatter.Special start, bool startInclusive, CellNumberFormatter.Special end, bool endInclusive)
{
special = start;
this.startInclusive = startInclusive;
this.end = end;
this.endInclusive = endInclusive;
op = REPLACE;
toAdd = "";
}
private CellNumberFormatter.Special PreviousNumber()
{
for (int i = specials.Count - 1; i >= 0; i--)
{
CellNumberFormatter.Special s = specials[i];
if (IsDigitFmt(s))
{
//Special numStart = s;
CellNumberFormatter.Special last = s;
while (i >= 0)
{
s = specials[i];
if (last.pos - s.pos > 1 || !IsDigitFmt(s)) // it has to be continuous digits
{
break;
}
last = s;
i--;
}
return(last);
}
}
return(null);
}
public CellNumberStringMod(CellNumberFormatter.Special start, bool startInclusive, CellNumberFormatter.Special end, bool endInclusive, char toAdd)
: this(start, startInclusive, end, endInclusive)
{
;
this.toAdd = toAdd + "";
}
public CellNumberStringMod(CellNumberFormatter.Special special, string toAdd, int op)
{
this.special = special;
this.toAdd = toAdd;
this.op = op;
}
public String HandlePart(Match m, String part, CellFormatType type, StringBuilder descBuf)
{
int pos = descBuf.Length;
char firstCh = part[0];
switch (firstCh)
{
case 'e':
case 'E':
// See comment in WriteScientific -- exponent handling is complex.
// (1) When parsing the format, remove the sign from After the 'e' and
// Put it before the first digit of the exponent.
if (exponent == null && specials.Count > 0)
{
exponent = new CellNumberFormatter.Special('.', pos);
specials.Add(exponent);
insertSignForExponent = part[1];
return(part.Substring(0, 1));
}
break;
case '0':
case '?':
case '#':
if (insertSignForExponent != '\0')
{
specials.Add(new CellNumberFormatter.Special(insertSignForExponent, pos));
descBuf.Append(insertSignForExponent);
insertSignForExponent = '\0';
pos++;
}
for (int i = 0; i < part.Length; i++)
{
char ch = part[i];
specials.Add(new CellNumberFormatter.Special(ch, pos + i));
}
break;
case '.':
if (decimalPoint == null && specials.Count > 0)
{
decimalPoint = new CellNumberFormatter.Special('.', pos);
specials.Add(decimalPoint);
}
break;
case '/':
//!! This assumes there is a numerator and a denominator, but these are actually optional
if (slash == null && specials.Count > 0)
{
numerator = PreviousNumber();
// If the first number in the whole format is the numerator, the
// entire number should be printed as an improper fraction
improperFraction |= (numerator == FirstDigit(specials));
slash = new CellNumberFormatter.Special('.', pos);
specials.Add(slash);
}
break;
case '%':
// don't need to remember because we don't need to do anything with these
scale *= 100;
break;
default:
return(null);
}
return(part);
}
private static bool IsDigitFmt(CellNumberFormatter.Special s)
{
return(s.ch == '0' || s.ch == '?' || s.ch == '#');
}