public IEnumerator Evaluate(GameLevel gameLevel, int loopDepth, LevelLoop parentLoop)
{
// Main loop should always break out immediately upon finishing.
if (!gameLevel.MainLoop.ShouldContinue(gameLevel))
{
gameLevel.CompleteLevel();
yield break;
}
switch (this.Type)
{
case LoopType.Do:
do
{
yield return(EvaluateChildren(gameLevel, loopDepth, this));
}while (ShouldContinue(gameLevel));
yield break;
case LoopType.For:
for (this.Iterator = 0; ShouldContinue(gameLevel); this.Iterator++)
{
yield return(EvaluateChildren(gameLevel, loopDepth, this));
}
yield break;
case LoopType.While:
while (ShouldContinue(gameLevel))
{
yield return(EvaluateChildren(gameLevel, loopDepth, this));
}
yield break;
case LoopType.If:
if (ShouldContinue(gameLevel))
{
yield return(EvaluateChildren(gameLevel, loopDepth, this));
}
yield break;
case LoopType.None:
yield return(EvaluateChildren(gameLevel, loopDepth, this));
yield break;
}
gameLevel.UpdateLevelCode();
}
private IEnumerator EvaluateChildren(GameLevel gameLevel, int loopDepth, LevelLoop parentLoop)
{
// Main loop should always break out immediately upon finishing.
if (!gameLevel.MainLoop.ShouldContinue(gameLevel))
{
gameLevel.CompleteLevel();
yield break;
}
foreach (CodeStatement statement in this.Statements)
{
yield return(statement.Evaluate(gameLevel));
}
foreach (LevelLoop nestedLoop in this.NestedLoops)
{
yield return(nestedLoop.Evaluate(gameLevel, loopDepth + 1, parentLoop));
}
gameLevel.UpdateLevelCode();
yield return(null);
}