public override Value GetValue()
{
if (expression != null)
{
// know where it is
expression.GetValue();
}
return(task.GetValueOfId(id));
}
public virtual Value GetValueOfId(string def)
{
int dotIndex = def.IndexOf('.');
if (dotIndex != -1)
{
// dot in name, search in named chilren tasks for it
String cname = def.Substring(0, dotIndex);
String cdef = def.Substring(dotIndex + 1);
foreach (NodeTask t in subTasks)
{
if (t.name != null && t.name == cname)
{
Value v = t.GetValueOfId(cdef);
return(v);
}
}
}
else
{
foreach (NodeDefinition d in definitions)
{
if (d.IsNamed(def))
{
NodeExpression e = d.GetExpression();
Value val = e.GetValue();
// PPather.WriteLine(" def: " + def + " got e " + e + " and val " + val);
return(val);
}
}
if (parent != null)
{
Value e = parent.GetValueOfId(def);
return(e);
}
}
Error("No definition of idenfifier " + def);
return(null);
}
public override Value GetValue()
{
Value v = e.GetValue();
if (v.IsInt())
{
int i = -v.GetIntValue();
v = new Value(i.ToString());
}
else if (v.IsFloat())
{
float f = -v.GetFloatValue();
v = new Value(f.ToString());
}
else
{
Error("Negating non numerical value " + v);
}
return(v);
}