Driver.h

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/* -*- Mode: C++; indent-tabs-mode: nil; c-basic-offset: 5 -*- */

/*
 * Combination of a first person action and a real time strategy battle game.
 */

/*
 * Driver.h
 * MetalWarriors
 * $Revision: 1.10 $
 *
 * Created by Daniel Aarno on Sun Oct 12 2003.
 * Copyright (c) 2003 Daniel Aarno and Erik Ytterberg - All rights reserved.
 *
 *     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.
 *
 *     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 DRIVER_H
#define DRIVER_H

#include <queue>
#include "Model.h"
#include "Target.h"

class Driver
{
protected:
     class VehicleSprite *vehicle;

public:
     virtual ~Driver() {}

     Driver(void): vehicle(NULL) {}
     int connect(class VehicleSprite *to);
     void disconnect(void);

};

class KeyDriver : public Driver
{
public:
     virtual void handleEvent(int key, int x, int y, bool special, bool down, unsigned int modifiers);
protected:
     virtual bool handleTypeSpecific(int key, int x, int y, bool special, bool down, unsigned int modifiers) {return false;}
};


class TankDriver : public KeyDriver
{
protected:
     bool isAiming;
   
     virtual bool handleTypeSpecific(int key, int x, int y, bool special, bool down, unsigned int modifiers);
  
public:
     TankDriver(): isAiming(false) {}
     virtual ~TankDriver() {}
};


typedef float *waypoint_t;

class AutoDriver : public Driver
{
protected:
     waypoint_t current_waypoint;
     std::queue<waypoint_t> waypoints;
     bool wp_lock;

protected:
     waypoint_t getNextWaypoint();
  
public:
     AutoDriver() : Driver(), current_waypoint(NULL), wp_lock(false) {}
     void addWaypoint(waypoint_t waypoint);
     int wayPoints(void);
     void lockCurrentWaypoint(void) {wp_lock = true;}
     void unlockCurrentWaypoint(void) {wp_lock = false;}
     void clearWaypoints(void);
     std::queue<waypoint_t> peekWaypoints(void);
     void calculateAction(void);

};

#define SQUARED_TARGET_THRESHOLD 25.0

class AutoGunner
{
protected:
     class VehicleSprite *vehicle;
     GroundTarget *current_target;
     bool doAim;
     bool hasAimed;

protected:
     void calcAim(Target *target);

public:
     AutoGunner(void): vehicle(NULL), current_target(NULL) {}
     int init(class VehicleSprite *target);
     int connect(class VehicleSprite *to);
     void disconnect(void) {vehicle = NULL;}
     bool fire(void);
     void setTarget(Target *new_target);
     void dropTarget(void);
     bool getGunnerState(void) {return false;}
     void update(void);

};

#endif /*DRIVER_H*/

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