public ExprConst(LexExpr lex, CalcParam calc)
: base(lex, calc)
{
switch (lex.DataType)
{
case DataType.Boolean:
_moment = new Moment(DataType.Boolean, lex.Code);
break;
case DataType.Integer:
_moment = new Moment(DataType.Integer, lex.Code);
break;
case DataType.Real:
_moment = new Moment(DataType.Real, lex.Code);
break;
case DataType.Time:
_moment = new Moment(DataType.Time, Lex.Code);
break;
case DataType.String:
_moment = new Moment(DataType.String, calc.Strings[int.Parse(Lex.Code)]);
break;
}
if (_moment == null)
{
_moment = new Moment(DataType.Boolean);
}
}
//Фабрика для создания Expr разного типа, на входе строка типа Type!Name(DataType,Par,Par,.....)
public static Expr New(string s, CalcParam calc)
{
var lex = new LexExpr(s);
switch (lex.Type)
{
case "const":
return(new ExprConst(lex, calc));
case "signal":
case "handsignal":
return(new ExprSignal(lex, calc));
case "var":
case "varuse":
return(new ExprVar(lex, calc));
case "fun":
return(new ExprFun(lex, calc));
case "calc":
case "met":
return(new ExprCalc(lex, calc));
case "prev":
return(new ExprPrev(lex, calc));
case "grafic":
return(new ExprGrafic(lex, calc));
case "op":
return(new ExprOp(lex, calc));
}
return(new ExprOp(lex, calc));
}
public ExprOp(LexExpr lex, CalcParam calc) : base(lex, calc)
{
var ss = Lex.Code.Split('_');
CodeFun = ss[0];
if (ss.Length > 1)
{
LinkAddress = int.Parse(ss[1]);
}
IsFilterIf = !new HashSet <string> {
"void", "owner", "caller", "getelement"
}.Contains(CodeFun) && !CodeFun.StartsWith("prev") && !CodeFun.StartsWith("signal") && !CodeFun.StartsWith("take");
}
public ExprFun(LexExpr lex, CalcParam calc) : base(lex, calc)
{
string fname = lex.Code;//Имя делегата
for (int k = 0; k < lex.Pars.Count; k++)
{
if (lex.Pars[k][0] != '$')
{
fname += lex.Pars[k].Substring(1);
}
}
Fun = Thread.FunsDic[fname];
}
public ExprSignal(LexExpr lex, CalcParam calc) : base(lex, calc)
{
var sou = calc.Signals[int.Parse(lex.Code)];
if (calc.Project.SignalsSources.ContainsKey(sou))
{
_signal = calc.Project.SignalsSources[sou];
}
if (lex.Type == "handsignal")
{
_handDefaultValue = calc.HandInputValue;
}
}
public ExprPrev(LexExpr lex, CalcParam calc) : base(lex, calc)
{
}
public ExprGrafic(LexExpr lex, CalcParam calc) : base(lex, calc)
{
Grafic = calc.Project.Grafics[lex.Code];
}
protected Expr(LexExpr lex, CalcParam calc)
{
Lex = lex;
CalcParam = calc;
}
