/// <summary>
/// Runs all the statements in the body
/// </summary>
public void Execute(IGame.IGame game)
{
foreach (var s in statements)
{
s.Execute(game);
}
}
public override void Execute(IGame.IGame game)
{
while (Condition.Eval(game) != 0)
{
Body.Execute(game);
}
}
public override void Execute(IGame.IGame game)
{
//write text to console
int id = objectId.Eval(game);
game.PrintObjectName(id);
}
public override void Execute(IGame.IGame game)
{
int value = Right.Eval(game);
//look up the lhs by name and set its value
game.SetVar(VarName, value);
}
public override int Eval(IGame.IGame game)
{
if (game.ObjectSees(Left.Eval(game), Right.Eval(game)))
{
return(1);
}
return(0);
}
public override int Eval(IGame.IGame game)
{
if (Left.Eval(game) != Right.Eval(game))
{
return(1);
}
return(0);
}
public override void Execute(IGame.IGame game)
{
int objId = Left.Eval(game);
int value = Right.Eval(game);
//look up the lhs by name and set its value
// if (objid == -1)
// throw new Exception("game doesn't have an object named objName (in GetObjAttr)");
game.SetObjectAttr(objId, attrName, value);
}
public int Eval(IGame.IGame game)
{
//look up the variable name and return it
int objId = Left.Eval(game);
/*
* if (objId == -1)
* throw new Exception("game doesn't have an object named objName (in GetObjProp)");
*
*/
return(game.GetObjectProp(objId, PropName));
}
public int Eval(IGame.IGame game)
{
//look up the variable name and return it
//return game.GetProperty(name, prop);
//look up the variable name and return it
int objId = Left.Eval(game);
// int objId = game.GetObjectId(objNum);
// if (objId == -1)
// throw new Exception("game doesn't have an object named objName (in GetObjAttr)");
return(game.GetObjectAttr(objId, AttrName));
}
public override void Execute(IGame.IGame game)
{
if (Condition.Eval(game) != 0)
{
Body.Execute(game);
}
else
{
//try each else if
foreach (IfStatement i in elseifs)
{
if (i.Condition.Eval(game) != 0)
{
i.Body.Execute(game);
return;
}
}
if (Else != null)
{
Else.Execute(game);
}
}
}
public override int Eval(IGame.IGame game)
{
return(Left.Eval(game) - Right.Eval(game));
}
public override void Execute(IGame.IGame game)
{
//jumps don't get executed when interpreting
}
public override void Execute(IGame.IGame game)
{
//labels don't get executed
}
public override void Execute(IGame.IGame game)
{
int varVal = game.GetVarVal(VarName);
game.PrintString(varVal.ToString());
}
public int Execute(IGame.IGame game)
{
return(r.Next(upper.Eval(game)));
}
public override void Execute(IGame.IGame game)
{
//write text to console
game.PrintCr();
}
public void Execute(IGame.IGame game)
{
body.Execute(game);
}
public override void Execute(IGame.IGame game)
{
//write text to console
//int index = text.Eval();
game.PrintString(game.GetStringId(text));
}
public override void Execute(IGame.IGame game)
{
//write text to console
game.PrintStringCr(game.GetStringId(text));
}
public abstract void Execute(IGame.IGame game);
public override void Execute(IGame.IGame game)
{
game.Ask();
}
public override void Execute(IGame.IGame game)
{
game.CallFunction(name);
}
public int Eval(IGame.IGame game)
{
return(val);
}
public abstract int Eval(IGame.IGame game);
public int Eval(IGame.IGame game)
{
//look up the variable name and return it
return(game.GetVarVal(VarName));
}
public int Eval(IGame.IGame game)
{
// return 0; //look up string in literal table
return(game.GetStringId(s));
}
