#include "FSM.h"

get_messages(FiniteStateMachine)

Constructor()
  InternalStates.resize(0);
  OnState = -1;
  OwningClass = -1;
  
data_message(SET_OWNER, SetOwner)
  OwningClass = data->OwningClass; 
  
data_message(ADD_STATE, AddState)
  State PushState = {data->OnEnter, data->OnExit, data->OnUpdate};
  InternalStates.push_back(PushState);
  
data_message(CHANGE_STATE, ChangeState)
  if (OnState != data->NewState)
  {
    if (OwningClass > -1 && OnState > -1 && InternalStates[OnState].OnExit > -1)
    {
      umsg(FSM, FSMCallback, StateUpdate);
      StateUpdate->Data.OnState = OnState;
      CMsg(StateUpdate, OwningClass, InternalStates[OnState].OnExit, 0);  
    }
    OnState = data->NewState;
    if (OwningClass > -1 && OnState > -1 && InternalStates[OnState].OnEnter > -1)
    {
      umsg(FSM, FSMCallback, StateUpdate);
      StateUpdate->Data.OnState = OnState;
      CMsg(StateUpdate, OwningClass, InternalStates[OnState].OnEnter, 0);  
    }    
  }

  
message(UPDATE_ME)
  if (OwningClass > -1 && OnState > -1 && InternalStates[OnState].OnUpdate > -1)
  {
    umsg(FSM, FSMCallback, StateUpdate);
    StateUpdate->Data.OnState = OnState;
    CMsg(StateUpdate, OwningClass, InternalStates[OnState].OnUpdate, 0);  
  }

end_messages