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/* -*- Mode: C++; c-basic-offset: 2; tab-width: 2; indent-tabs-mode: nil -*-
*
* Quadra, an action puzzle game
* Copyright (C) 1998-2000 Ludus Design
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _HEADER_OVERMIND
#define _HEADER_OVERMIND
#include "track.h"
#include "array.h"
#include "types.h"
#include "inter.h"
class Module;
extern Inter* ecran;
class Executor {
friend class Module;
friend class Overmind;
bool paused, self_destruct;
protected:
Array<Module*> modules;
public:
bool done;
Executor(bool self_des=false);
virtual ~Executor();
void add(Module* m);
void remove();
void pause() {
paused = true;
}
void unpause() {
paused = false;
}
virtual void step();
};
class Module {
TRACKED;
friend class Executor;
protected:
Executor* parent;
bool first_time;
bool done;
public:
Module();
virtual ~Module();
//will be called repeatedly by the executor until 'ret' is called
virtual void step();
//will be called once by the executor to initialise
virtual void init();
//'this' will be deleted by the executor
//'module' will replace it and start executing
void exec(Module* module);
//'this' will be put on hold
//'module' will start execution
//'this' will resume after 'module' calls 'ret'
void call(Module* module);
//'this' will be deleted by the executor
//the caller will resume execution
//if there is no caller, the executor will terminate
void ret();
};
class Module_thread: public Module {
public:
Module_thread();
};
class Overmind {
protected:
Array<Executor*> execs;
bool paused;
public:
bool done;
Dword framecount;
Overmind();
virtual ~Overmind();
void step();
void start(Executor* e);
void stop(Executor* e);
void pause();
void unpause();
void clean_up();
};
class Menu: public Module {
Inter* old_ecran;
protected:
Inter* inter;
Zone* result;
public:
Palette pal;
Menu(Inter* base=NULL);
virtual ~Menu();
virtual void init();
virtual void step();
};
extern Overmind overmind;
#endif
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