public static string[] WordWrap(String rawString, int lineLength)
{
// A null string is a single line
if (rawString == null)
{
return(new string[] { "" });
}
// A string shorter than the lineWidth is a single line
if (rawString.Legnth <= lineLength && !rawString.Contains("\n"))
{
return(new string[] { rawString });
}
char[] rawChars = (rawString + ' ').ToCharArray(); // add a trailing space to trigger pagination
StringBuilder word = new StringBuilder();
StringBuilder line = new StringBuilder();
var lines = new List <string>();
int lineColorChars = 0;
for (int i = 0; i < rawChars.Length; i++)
{
char c = rawChars[i];
if (c == ChatColor.COLOR_CHAR)
{
word.Append(ChatColor.getByChar(rawChars[i + 1]));
lineColorChars += 2;
i++;
continue;
}
if (c == ' ' || c == '\n')
{
if (line.Length == 0 && word.Length > lineLength)
{
foreach (string partialWord in Regex.Split(word.ToString(), "(?<=\\G.{" + lineLength + "})"))
{
lines.Add(partialWord);
}
}
else if (line.Length + word.Length - lineColorChars == lineLength)
{
line.Append(word);
lines.Add(line.ToString());
line = new StringBuilder();
lineColorChars = 0;
}
else if (line.Length + 1 + word.Length - lineColorChars > lineLength)
{
foreach (string partialWord in Regex.Split(word.ToString(), "(?<=\\G.{" + lineLength + "})"))
{
lines.Add(line.ToString());
line = new StringBuilder(partialWord);
}
lineColorChars = 0;
}
else
{
if (line.Length > 0)
{
line.Append(' ');
}
line.Append(word);
}
word = new StringBuilder();
if (c == '\n')
{ // Newline forces the line to flush
lines.Add(line.ToString());
line = new StringBuilder();
}
}
else
{
word.Append(c);
}
}
if (line.Length > 0)
{
lines.Add(line.ToString());
}
if (lines[0].Length == 0 || lines[0][0] != ChatColor.COLOR_CHAR)
{
lines[0] = ChatColor.WHITE + lines[0];
}
for (int i = 1; i < lines.Count; i++)
{
string pLine = lines[i - 1];
string subLine = lines[i];
char color = pLine[pLine.LastIndexOf(ChatColor.COLOR_CHAR) + 1];
if (subLine.Length == 0 || subLine[0] != ChatColor.COLOR_CHAR)
{
lines[i] = ChatColor.GetByChar(color) + subLine;
}
}
return(lines.ToArray());
}
