/// <summary>
/// Generates the node structure required to generate a default
/// initialization
/// </summary>
/// <param name="p">
/// Tools.Parser instance to use when instantiating nodes
/// </param>
/// <param name="constantType">String describing the datatype</param>
/// <returns>
/// A SYMBOL node conaining the appropriate structure for intializing a
/// constantType
/// </returns>
private SYMBOL GetZeroConstant(Parser p, string constantType)
{
switch (constantType)
{
case "integer":
return new Constant(p, constantType, "0");
case "float":
return new Constant(p, constantType, "0.0");
case "string":
case "key":
return new Constant(p, constantType, "");
case "list":
ArgumentList al = new ArgumentList(p);
return new ListConstant(p, al);
case "vector":
Constant vca = new Constant(p, "float", "0.0");
Constant vcb = new Constant(p, "float", "0.0");
Constant vcc = new Constant(p, "float", "0.0");
ConstantExpression vcea = new ConstantExpression(p, vca);
ConstantExpression vceb = new ConstantExpression(p, vcb);
ConstantExpression vcec = new ConstantExpression(p, vcc);
return new VectorConstant(p, vcea, vceb, vcec);
case "rotation":
Constant rca = new Constant(p, "float", "0.0");
Constant rcb = new Constant(p, "float", "0.0");
Constant rcc = new Constant(p, "float", "0.0");
Constant rcd = new Constant(p, "float", "0.0");
ConstantExpression rcea = new ConstantExpression(p, rca);
ConstantExpression rceb = new ConstantExpression(p, rcb);
ConstantExpression rcec = new ConstantExpression(p, rcc);
ConstantExpression rced = new ConstantExpression(p, rcd);
return new RotationConstant(p, rcea, rceb, rcec, rced);
default:
return null; // TODO: This will probably break things
}
}
public ListConstant(Parser yyp, ArgumentList al)
: base(((LSLSyntax
)yyp), "list", null)
{
kids.Add(al);
}
public ArgumentList(Parser yyp, ArgumentList al, Argument a)
: base(((LSLSyntax
)yyp))
{
while (0 < al.kids.Count) kids.Add(al.kids.Pop());
AddArgument(a);
}
public FunctionCall(Parser yyp, string id, ArgumentList al)
: base(((LSLSyntax
)yyp))
{
m_id = id;
kids.Add(al);
}
/// <summary>
/// Generates the code for an ArgumentList node.
/// </summary>
/// <param name="al">The ArgumentList node.</param>
/// <returns>String containing C# code for ArgumentList al.</returns>
private string GenerateArgumentList(ArgumentList al)
{
string retstr = String.Empty;
int comma = al.kids.Count - 1; // tells us whether to print a comma
foreach (SYMBOL s in al.kids)
{
retstr += GenerateNode(s);
if (0 < comma--)
retstr += Generate(", ");
}
return retstr;
}
