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Aquaria/BBGE/Event.h
2016-05-05 19:57:50 +02:00

174 lines
3.2 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 __event__
#define __event__
#include <stdlib.h>
#include <list>
class Event
{
public:
Event() { data = 0; }
virtual ~Event() {}
virtual void act()=0;
void *data;
};
template <class T>
class FunctionEvent : public Event
{
public:
FunctionEvent(T *who,void (T::*func)(void)):
callee(who),callback(func){}
void act()
{
(callee->*callback)();
}
private:
T *callee;
void (T::*callback)(void);
};
template <class T>
class FunctionEventWithData : public Event
{
public:
FunctionEventWithData(T *who,void (T::*func)(Event*)):
callee(who),callback(func){}
void act()
{
(callee->*callback)(this);
}
private:
T *callee;
void (T::*callback)(Event *e);
};
#define EVENT(x,y) class x : public Event { public: void act(); }; x y;
#define MakeFunctionEvent(type,function) addCreatedEvent(new FunctionEvent<type>(this, &type::function))
#define MakeFunctionEventPointer(type,function,pointer) addCreatedEvent(new FunctionEvent<type>(pointer, &type::function))
#define FuncEvent(type,function) addCreatedEvent(new FunctionEventWithData<type>(this, &type::function))
enum EventManage
{
EVM_NONE = 0,
EVM_CLEANUP = 1,
EVM_MAX
};
class ActionMapper;
class EventPtr
{
public:
EventPtr();
~EventPtr();
void call();
void set(Event *e, EventManage _evm=EVM_NONE);
const EventPtr& operator= (const EventPtr &e);
void clean();
void setActionMapperCallback(ActionMapper *actionMapperCallback, int actionValue, int stateToCall=0);
protected:
Event *e;
unsigned char _evm; // Keep the structure size down.
inline EventManage evm() const {return EventManage(_evm);}
bool stateToCall;
ActionMapper *actionMapperCallback;
int actionValue;
};
class Timer
{
public:
Timer();
void startStopWatch();
void start(float t);
void stop();
bool isDone();
bool isActive();
void update(float dt);
bool updateCheck(float dt);
float getValue();
float getPerc();
EventPtr endEvent, startEvent;
protected:
int running;
float timer, time;
};
class EventPulser
{
public:
EventPulser();
void setInterval(float t);
void update(float dt);
float interval;
float time;
int times;
int randomVariance;
EventPtr e;
};
class EventTimer
{
public:
EventTimer(const EventPtr &p, float time);
void update(float dt);
EventPtr eventPtr;
Timer timer;
};
class EventQueue
{
public:
EventQueue();
void addEvent(const EventPtr &eventPtr, float t);
void update(float dt);
void clear();
int getSize();
private:
typedef std::list<EventTimer> EventTimers;
EventTimers eventTimers;
};
#endif