/// <summary>
/// Highights all occurrances of the given string with the desired foreground and background color.
/// </summary>
/// <param name="toFind">The substring to find</param>
/// <param name="foregroundColor">The foreground color (defaults to the console's foreground color at initialization time).</param>
/// <param name="backgroundColor">The background color (defaults to the console's background color at initialization time).</param>
/// <param name="comparison">Specifies how characters are compared</param>
/// <returns>A new ConsoleString with the highlights.</returns>
public ConsoleString Highlight(string toFind, ConsoleColor?foregroundColor = null, ConsoleColor?backgroundColor = null, StringComparison comparison = StringComparison.InvariantCulture)
{
ConsoleString ret = new ConsoleString(this);
if (toFind == null || toFind.Length == 0)
{
return(ret);
}
int startIndex = 0;
while (true)
{
string toString = ret.ToString();
int currentIndex = toString.IndexOf(toFind, startIndex, comparison);
if (currentIndex < 0)
{
break;
}
string replacement = "";
for (int i = 0; i < toFind.Length; i++)
{
replacement += ret.characters[currentIndex].Value;
ret.characters.RemoveAt(currentIndex);
}
ret.characters.InsertRange(currentIndex, replacement.Select(c => new ConsoleCharacter(c, foregroundColor, backgroundColor)));
startIndex = currentIndex + replacement.Length;
}
return(ret);
}
/// <summary>
/// Replaces all occurrances of the given string with the replacement value using the specified formatting.
/// </summary>
/// <param name="toFind">The substring to find</param>
/// <param name="toReplace">The replacement value</param>
/// <param name="foregroundColor">The foreground color (defaults to the console's foreground color at initialization time).</param>
/// <param name="backgroundColor">The background color (defaults to the console's background color at initialization time).</param>
/// <returns>A new ConsoleString with the replacements.</returns>
public ConsoleString Replace(string toFind, string toReplace, ConsoleColor?foregroundColor = null, ConsoleColor?backgroundColor = null)
{
ConsoleString ret = new ConsoleString();
ret.Append(this);
int startIndex = 0;
while (true)
{
string toString = ret.ToString();
int currentIndex = toString.IndexOf(toFind, startIndex);
if (currentIndex < 0)
{
break;
}
for (int i = 0; i < toFind.Length; i++)
{
ret.RemoveAt(currentIndex);
}
ret.InsertRange(currentIndex, toReplace.Select(c => new ConsoleCharacter(c, foregroundColor, backgroundColor)));
startIndex = currentIndex + toReplace.Length;
}
return(ret);
}
