protected override bool TryParse(ArgList args, out Vector4f result)
{
result = Vector4f.ZERO;
if (args.Count < 4)
{
return(false);
}
Arg[] tokens = new Arg[4];
for (int i = 0; i < tokens.Length; i++)
{
tokens[i] = args.Next;
if (tokens[i].Type != ArgType.Numeric)
{
return(false);
}
}
result.x = tokens[0].FloatValue;
result.y = tokens[1].FloatValue;
result.z = tokens[2].FloatValue;
result.w = tokens[3].FloatValue;
return(true);
}
public void ExecuteCommand(ExecuteMode mode, string name, ArgList args)
{
if (IsAliasRegistered(name))
{
name = aliases[name];
}
if (!IsCommandRegistered(name))
{
Engine.Log.WriteLine("error/system", "Could not find command {0}", name);
return;
}
switch (mode)
{
case ExecuteMode.Append:
commandBuffer.Append(commands[name], args);
break;
case ExecuteMode.Immediate:
commands[name].Execute(args);
break;
case ExecuteMode.Insert:
commandBuffer.Insert(commands[name], args);
break;
}
}
public override void Parse(ArgList args)
{
if (HasFlag(CvarFlag.WriteProtected))
{
Engine.Log.WriteLine("error/system", "Cvar {0} is write protected", Name);
return;
}
T result;
if (!TryParse(args, out result))
{
Engine.Log.WriteLine("error/system", "Could not parse value {0} for cvar {1}", value, Name);
return;
}
if (!IsValidValue(result))
{
Engine.Log.WriteLine("error/system", "Value {0} is not valid for cvar {1}", value, Name);
return;
}
Set(result);
}
public void ExecuteCommand(ExecuteMode mode, string name, string argString)
{
ArgList args = new ArgList();
args.Parse(argString);
ExecuteCommand(mode, name, args);
}
protected override bool TryParse(ArgList args, out T result)
{
result = default(T);
if (args.Count == 0)
{
return(false);
}
Arg token = args.Next;
if (!Enum.TryParse <T>(token, out result))
{
return(false);
}
return(Enum.IsDefined(typeof(T), result));
}
public void Execute(string statement)
{
ArgList args = new ArgList();
args.Parse(statement);
if (args.Count == 0)
{
Engine.Log.WriteLine("warning/system", "Attempted to execute empty statement");
return;
}
Arg arg = args.Next;
// Resolve alias if registered.
if (aliases.ContainsKey(arg))
{
arg = aliases[arg];
}
if (IsCommandRegistered(arg))
{
ExecuteCommand(ExecuteMode.Append, arg, args);
}
else if (IsCvarRegistered(arg))
{
if (args.Count == 0)
{
// Print cvar value.
Engine.Log.WriteLine("info/system", "{0} = {1}", arg, GetCvarValue(arg));
}
else
{
// Assign cvar value.
GetCvar(arg).Parse(args);
}
}
else
{
Engine.Log.WriteLine("error/system", "Unknown command/cvar {0}", arg);
}
}
protected abstract bool TryParse(ArgList args, out T result);
