mirror of
https://github.com/AquariaOSE/Aquaria.git
synced 2024-11-29 03:33:48 +00:00
133 lines
3.4 KiB
C++
133 lines
3.4 KiB
C++
/*
|
|
Copyright (C) 2007, 2010 - Bit-Blot
|
|
|
|
This file is part of Aquaria.
|
|
|
|
Aquaria 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 2
|
|
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, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
#ifndef BBGE_STATE_DATA_H
|
|
#define BBGE_STATE_DATA_H
|
|
|
|
#include "Base.h"
|
|
#include <map>
|
|
#include "ActionMapper.h"
|
|
#include "Event.h"
|
|
|
|
class StateManager;
|
|
class RenderObject;
|
|
|
|
class StateObject;
|
|
|
|
class StateData
|
|
{
|
|
public:
|
|
StateData();
|
|
~StateData();
|
|
std::vector <RenderObject*> renderObjects;
|
|
std::vector <EventPtr> events;
|
|
std::vector <RenderObject*> garbage;
|
|
|
|
StateObject *stateObject;
|
|
|
|
void clearGarbage();
|
|
void addRenderObject(RenderObject *renderObject, int layer);
|
|
void eraseRenderObjects();
|
|
void removeRenderObject(RenderObject *renderObject);
|
|
void removeRenderObjectFromList(RenderObject *renderObject);
|
|
|
|
std::string name;
|
|
};
|
|
|
|
class StateObject : public ActionMapper
|
|
{
|
|
public:
|
|
StateObject();
|
|
virtual ~StateObject();
|
|
|
|
virtual void applyState(){}
|
|
virtual void removeState();
|
|
virtual void update(float dt);
|
|
|
|
void addRenderObject(RenderObject *renderObject, int layer=0);
|
|
void removeRenderObject(RenderObject *renderObject);
|
|
std::string name;
|
|
|
|
virtual void action(int actionID, int state, int source, InputDevice device) {}
|
|
|
|
protected:
|
|
void registerState(StateObject *sb, const std::string &name);
|
|
};
|
|
|
|
class StateManager
|
|
{
|
|
public:
|
|
friend class StateObject;
|
|
StateManager();
|
|
~StateManager();
|
|
|
|
|
|
void clearStateObjects();
|
|
|
|
virtual void applyState (const std::string &state) {}
|
|
virtual void removeState (std::string state);
|
|
|
|
|
|
void enqueueJumpState (const std::string &state, bool force = false, bool staged = false);
|
|
bool isStateJumpPending();
|
|
void pushState(const std::string &state);
|
|
void popState();
|
|
void popAllStates();
|
|
|
|
|
|
StateData *getState(const std::string &state);
|
|
StateData *getTopStateData();
|
|
StateObject *getTopStateObject();
|
|
|
|
virtual bool canChangeState()=0;
|
|
|
|
StateObject *addStateInstance(StateObject *s);
|
|
void clearStateInstances();
|
|
|
|
typedef std::vector<StateObject*> StateInstances;
|
|
StateInstances stateInstances;
|
|
protected:
|
|
int enqueuedStateStage;
|
|
std::string enqueuedJumpState;
|
|
bool stateChangeFlag;
|
|
std::string getNameFromDerivedClassTypeName(const std::string &typeidName);
|
|
void registerStateObject(StateObject *stateObject, const std::string &name="");
|
|
virtual void onUpdate(float dt);
|
|
|
|
// std::stack is horrendously overweight, so we use a simple stack
|
|
// implementation instead.
|
|
#define STATE_STACK_SIZE 64
|
|
StateData *states[STATE_STACK_SIZE];
|
|
int statesTopIndex;
|
|
bool states_empty() {return statesTopIndex == -1;}
|
|
bool states_full() {return statesTopIndex == STATE_STACK_SIZE-1;}
|
|
StateData *states_top() {return statesTopIndex >= 0 ? states[statesTopIndex] : 0;}
|
|
|
|
typedef std::map<std::string, StateObject*> StateObjectMap;
|
|
StateObjectMap stateObjects;
|
|
|
|
|
|
private:
|
|
void jumpState (const std::string &state); // call enqueueJumpState
|
|
};
|
|
|
|
extern StateManager *stateManager;
|
|
|
|
#endif
|