public void PrintFormatted(string text, params object[] args)
{
if (text == null)
{
throw new ArgumentNullException(nameof(text));
}
int currentArgument = 0;
int currentCharacter = 0;
while (currentCharacter < text.Length)
{
char c = text[currentCharacter];
if (c != '%')
{
this.DisplayCharacter(c);
}
else
{
currentCharacter++;
c = text[currentCharacter];
switch (c)
{
case 's':
{
// string
string arg = (string)args[currentArgument];
currentArgument++;
this.DisplayString(arg);
break;
}
case 'd':
{
// decimal
short arg = short.Parse(args[currentArgument].ToString(), NumberStyles.Integer, CultureInfo.CurrentCulture);
currentArgument++;
if (arg < 0)
{
this.DisplayCharacter('-');
this.DisplayString(StringUtility.NumberToString(arg * -1));
}
else
{
this.DisplayString(StringUtility.NumberToString(arg));
}
break;
}
case 'u':
{
// unsigned decimal
ushort arg = ushort.Parse(args[currentArgument].ToString(), NumberStyles.Integer, CultureInfo.CurrentCulture);
currentArgument++;
this.DisplayString(StringUtility.NumberToString(arg));
break;
}
case 'x':
{
// hex number
ushort arg = ushort.Parse(args[currentArgument].ToString(), NumberStyles.Integer, CultureInfo.CurrentCulture);
currentArgument++;
this.DisplayString(StringUtility.NumberToHexString(arg));
break;
}
case 'c':
{
// character
char arg = '\0';
string s = args[currentArgument].ToString();
if (s.Length > 0)
{
arg = s[0];
}
currentArgument++;
this.DisplayCharacter(arg);
break;
}
default:
{
// not recognised
this.DisplayCharacter('%');
currentCharacter--;
break;
}
}
}
currentCharacter++;
}
this.UpdateTextRegion();
}
