static string LookForColourCode(ref string part, int index)
{
if (part.Length == index + 1)
{
return(string.Empty);
}
char c = part[index + 1];
if (!ColourDefinitions.IsValidColourCode(c))
{
return(string.Empty);
}
return("&" + c);
}
public static IEnumerable <string> WrapLines(string input)
{
while (input.Contains(" "))
{
input = input.Replace(" ", " ");
}
Colour startCol = c.White;
string tempLine = string.Empty;
string[] parts = input.Split(' ');
string curPart;
for (int i = 0; i < parts.Length; i++)
{
curPart = parts[i];
int colIndex = -1;
colIndex = Math.Max(curPart.LastIndexOf('&'), curPart.LastIndexOf('%'));
if (colIndex != -1)
{
string colString = LookForColourCode(ref curPart, colIndex);
if (colString != string.Empty)
{
Colour tmp = startCol;
startCol = ColourDefinitions.FindColour(colString);
if (startCol.Equals(default(Colour)))
{
startCol = tmp;
}
}
}
if (curPart.Length > MAX_TEXT_LENGTH - 4)
{
tempLine += " ";
}
if (tempLine.Length + curPart.Length + 1 > MAX_TEXT_LENGTH)
{
yield return(tempLine.Trim(' '));
tempLine = "> &" + startCol.code;
}
bool skipAppend = false;
while (curPart.Length > MAX_TEXT_LENGTH)
{
int remaining = MAX_TEXT_LENGTH - tempLine.Length;
tempLine += curPart.Substring(0, remaining);
curPart = curPart.Remove(0, remaining);
yield return(tempLine.Trim(' '));
tempLine = string.Empty; //for potential links
skipAppend = string.IsNullOrEmpty(curPart);
}
if (skipAppend)
{
if (tempLine.Length == MAX_TEXT_LENGTH)
{
yield return(tempLine.Trim(' '));
tempLine = "> &" + startCol.code;
}
else
{
tempLine += " ";
}
continue;
}
tempLine += curPart + " ";
}
if (!string.IsNullOrEmpty(tempLine.Trim(' ')))
{
yield return(tempLine.Trim(' '));
}
}
