109 lines
2.6 KiB
C++
109 lines
2.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 2006-2010 - Frictional Games
|
|
*
|
|
* This file is part of HPL1 Engine.
|
|
*/
|
|
|
|
#ifndef HPL_STATE_MACHINE_H
|
|
#define HPL_STATE_MACHINE_H
|
|
|
|
#include "hpl1/engine/game/GameTypes.h"
|
|
#include "hpl1/engine/system/SystemTypes.h"
|
|
|
|
#include "common/stablemap.h"
|
|
|
|
namespace hpl {
|
|
|
|
//-----------------------------------------
|
|
class cStateMachine;
|
|
|
|
class iAIState {
|
|
friend class cStateMachine;
|
|
|
|
public:
|
|
iAIState();
|
|
virtual ~iAIState() {}
|
|
|
|
virtual void OnUpdate(float afTime) = 0;
|
|
|
|
virtual void OnEnterState(int alLastState) = 0;
|
|
virtual void OnLeaveState(int alNextState) = 0;
|
|
|
|
int GetId() { return mlId; }
|
|
const tString &GetName() { return msName; }
|
|
float GetUpdateStep() { return mfUpdateStep; }
|
|
|
|
void Sleep(float afTime);
|
|
|
|
protected:
|
|
int mlId;
|
|
tString msName;
|
|
float mfUpdateStep;
|
|
cStateMachine *mpStateMachine;
|
|
|
|
private:
|
|
void Update(float afTime);
|
|
void SetStateMachine(cStateMachine *apStateMachine) { mpStateMachine = apStateMachine; }
|
|
|
|
float mfTimeCount;
|
|
};
|
|
|
|
typedef Common::StableMap<int, iAIState *> tAIStateMap;
|
|
typedef tAIStateMap::iterator tAIStateMapIt;
|
|
|
|
//-----------------------------------------
|
|
|
|
class cStateMachine {
|
|
public:
|
|
cStateMachine();
|
|
virtual ~cStateMachine();
|
|
|
|
void Update(float afTime);
|
|
|
|
/**
|
|
* Adds a new state to the state machine. The state machine will destroy them when deleted.
|
|
*/
|
|
void AddState(iAIState *apState, const tString &asName, int alId, float afUpdateStep);
|
|
|
|
void ChangeState(int alId);
|
|
|
|
void SetActive(bool abX) { mbActive = abX; }
|
|
bool IsActive() { return mbActive; }
|
|
|
|
iAIState *GetState(int alId);
|
|
|
|
iAIState *CurrentState();
|
|
|
|
private:
|
|
bool mbActive;
|
|
|
|
tAIStateMap m_mapStates;
|
|
|
|
iAIState *mpCurrentState;
|
|
};
|
|
|
|
} // namespace hpl
|
|
|
|
#endif // HPL_STATE_MACHINE_H
|