//in the state patten, this is used to execute the current state
//not sure if this is relevant to this system???
public void Update()
{
if ((currentState == null))
{
throw new Exception("currentState state is null");
}
string buf = currentState.ToString();
IemUtils.SLog(this.GetType().Name + ":Executing:" + buf);
currentState.Execute(this);
IemUtils.SLog(this.GetType().Name + ":Executed:" + buf);
}
public virtual void SubStateReturn()
{
if ((previousState == null))
{
throw new Exception("previousState is null");
}
if ((currentState == null))
{
throw new Exception("currentState state is null");
}
IemUtils.SLog(this.GetType().Name + ":ChangeState:PrevState:" + currentState);
IemUtils.SLog(this.GetType().Name + ":ChangeState:Reverting:" + previousState);
currentState.Exit(this);
currentState = previousState;
}
public StateManager(IStateMachine initialState)
{
if ((initialState == null))
{
throw new Exception("initialState cannot be null");
}
IemUtils.SLog(this.GetType().Name + ":CREATING");
//set the initial state
currentState = initialState;
//@todo not sure if this is correct. should we enter the initial state?
currentState.Enter(this);
IemUtils.SLog(this.GetType().Name + ":initialstate:" +
currentState.ToString().Replace("Oxide.Plugins.", ""));
}
/// <summary>
/// enter a substate, where you want to revert to the previous state
/// </summary>
/// <param name="newState"></param>
public virtual void SubState(IStateMachine newState)
{
if ((currentState == null))
{
throw new Exception("currentState state is null");
}
if ((newState == null))
{
throw new Exception("newState is null");
}
IemUtils.SLog(this.GetType().Name + ":ChangeState:PrevState:" + currentState);
previousState = currentState;
currentState = newState;
currentState.Enter(this);
IemUtils.SLog(this.GetType().Name + ":ChangeState:newstate:" + newState);
}
public virtual void ChangeState(IStateMachine newState)
{
//@todo probably want to throw exception instead
if ((currentState == null) || (newState == null))
{
throw new Exception("can't change from or to invalid state");
}
//IemUtils.SLog("stateManager:"+ this.GetType().Name);
IemUtils.SLog(this.GetType().Name + ":ChangeState:oldstate:" +
currentState.ToString().Replace("Oxide.Plugins.", ""));
currentState.Exit(this);
previousState = currentState;
currentState = newState;
currentState.Enter(this);
IemUtils.SLog(this.GetType().Name + ":ChangeState:newstate:" +
newState.ToString().Replace("Oxide.Plugins.", ""));
}