extremetuxracer/src/states.h

70 lines
2.0 KiB
C++

/* --------------------------------------------------------------------
EXTREME TUXRACER
Copyright (C) 1999-2001 Jasmin F. Patry (Tuxracer)
Copyright (C) 2010 Extreme Tuxracer Team
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 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.
---------------------------------------------------------------------*/
#ifndef STATES_H
#define STATES_H
#include "bh.h"
class CWinsys;
class State {
State(const State&) = delete;
State& operator=(const State&) = delete;
protected:
State() = default;
public:
class Manager {
friend class State;
CWinsys& Winsys;
State* previous;
State* current;
State* next;
sf::Clock timer;
bool quit;
explicit Manager(CWinsys& winsys) : Winsys(winsys), previous(nullptr), current(nullptr), next(nullptr), quit(false) {}
Manager(const Manager&);
Manager& operator=(const Manager&) = delete;
~Manager();
void PollEvent();
void CallLoopFunction();
void EnterNextState();
public:
void RequestEnterState(State& state) { next = &state; }
void RequestQuit() { quit = true; }
void Run(State& entranceState);
State* PreviousState() { return previous; }
State* CurrentState() { return current; }
};
static Manager manager;
virtual void Enter() {}
virtual void Loop(float time_step) {}
virtual void Keyb(sf::Keyboard::Key key, bool release, int x, int y) {}
virtual void Mouse(int button, int state, int x, int y) {}
virtual void Motion(int x, int y) {}
virtual void Jaxis(int axis, float value) {}
virtual void Jbutt(int button, bool pressed) {}
virtual void TextEntered(char text) {}
virtual void Exit() {}
};
#endif