internal char GetChar(ushort glyf)
{
if (m_ranges == null)
{
return('\0');
}
int count = m_chars.Count;
for (int i = 0; i < count; ++i)
{
if (m_chars[i].Glyf == glyf)
{
return(m_chars[i].Char);
}
}
count = m_ranges.Count;
for (int i = 0; i < count; ++i)
{
BfRange range = m_ranges[i];
if (range.FirstGlyf <= glyf && glyf <= range.EndGlyf)
{
return((char)(range.FirstChar + glyf - range.FirstGlyf));
}
}
return('\0');
}
public string Get(string index)
{
// TODO work on this
// check range first
var indexValue = int.Parse(index, NumberStyles.HexNumber);
if (CodeSpaceRange == null || indexValue < FromHex(CodeSpaceRange.Item1) || indexValue > FromHex(CodeSpaceRange.Item2))
{
return(null);
}
// ok, bf range
var result = BfRange?
.Where(_ => FromHex(index) >= FromHex(_.Item1) && FromHex(index) <= FromHex(_.Item2))
.Select(_ => new { Beginning = FromHex(_.Item1), Values = _.Item3 })
.Select(_ => _.Values.Count() == 1
? ((FromHex(index) - _.Beginning) + FromHex(_.Values.First())).ToString("X4")
: FromHex(index) + _.Values.ElementAt(FromHex(index) - _.Beginning))
.FirstOrDefault();
if (!string.IsNullOrEmpty(result))
{
return(System.Convert.ToChar(FromHex(result)).ToString());
}
// check individual values
string r;
return(BfChar != null && BfChar.TryGetValue(index.ToUpper(), out r)
? Regex.Matches(r, ".{4}")
.Cast <Match>()
.Select(m => System.Convert.ToChar(FromHex(m.Value)).ToString())
.Aggregate((a, b) => a + b) : null);
}
internal ushort GetGlyf(char c)
{
if (m_ranges == null)
{
return(0);
}
int count = m_chars.Count;
for (int i = 0; i < count; ++i)
{
if (m_chars[i].Char == c)
{
return(m_chars[i].Glyf);
}
}
count = m_ranges.Count;
for (int i = 0; i < count; ++i)
{
BfRange range = m_ranges[i];
if (range.FirstChar <= c && c <= range.EndChar)
{
return((ushort)(range.FirstGlyf + c - range.FirstChar));
}
}
return(0);
}
