/* Egyszerű kifejezések. (hivatkozás másik változóra, érték valahol, vec3 koordinátájának lekérése)
*
*/
public override dynamic VisitSimple_expression([NotNull] DDD_layout_scriptParser.Simple_expressionContext context)
{
var signedId = context.signed_id();
if (signedId != null)
{
string id = signedId.GetText().Replace("-", "").Replace("+", "");
bool isNegative = signedId.GetText().Contains("-");
// ha nincs meg a változó, akkor error objectet adunk vissza, mint a simple expression kiértékelése
if (GetVariableByName(id) == null)
{
alerts.Add(new error(context.Start.Line, $"Using of undeclared variable ({id})"));
return(new ErrorObject());
}
return(isNegative ? -GetVariableValueByName(id) : GetVariableValueByName(id));
}
else if (context.type_val() != null)
{
return(VisitType_val(context.type_val()));
}
else if (context.xyz() != null)
{
return(VisitXyz(context.xyz()));
}
return(null);
}
/// <summary>
/// Exit a parse tree produced by <see cref="DDD_layout_scriptParser.simple_expression"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitSimple_expression([NotNull] DDD_layout_scriptParser.Simple_expressionContext context)
{
}
/// <summary>
/// Visit a parse tree produced by <see cref="DDD_layout_scriptParser.simple_expression"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitSimple_expression([NotNull] DDD_layout_scriptParser.Simple_expressionContext context)
{
return(VisitChildren(context));
}
