laMovingCreature.h

/*

Jump'n'Run Engine
http://www.atanaslaskov.com/jnr/

BSD LICENSE
Copyright (c) 2007-2013, Atanas Laskov
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL ATANAS LASKOV BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/
#ifndef M_MOVING_CREATURE_H
#define M_MOVING_CREATURE_H




class laMovingCreature :
    public laStateObject
{
    //Can be constructed from class name
    CLASS_NAME(laMovingCreature);

protected:

    // Moving creature RPG properties
    //
    // NOTE: This class (laMovingCreature) instantiates rpgSheet_Acrobate;
    // By passing a different rpgSheet-derrived object to the constructor
    // it is possible to use a different RPG sheet adding more parameters.
    //
    rpgSheet* _pSheet;

    // Movement flags and triggers
    //
    M_BOOL _bControlEnabled;
    M_BOOL _bExplicitFacing;    // if set, facing direction can be != movement direction

    int _nFaceDirection;
    int _nMovementDirection;

    laTimeTrig _ttTurn;

    M_BOOL _bJumping;
    laTimeTrig _ttSomersault;

    laPivot _ptOriginPos;   // used to respawn

    virtual unsigned _next_state( unsigned nCurrentState );

    virtual void _update_facing( double dir_x );

public:

    // Trail FX
    //
    fxParticleSystem _fxTrail;

    //Constructor/destructor
    //
    laMovingCreature(rpgSheet* pSheet = NULL);
    virtual ~laMovingCreature(void);

    rpgSheet* getSheet() { return _pSheet; }

    // Respawn creature
    //
    virtual void respawn();
    laPoint3 getOriginalPos() { return _ptOriginPos; }

    // Movement control
    //
    void enableControl(M_BOOL on = M_TRUE) { if(!on) move(0); _bControlEnabled = on;  }
    M_BOOL isControlEnabled() { return _bControlEnabled; }

    virtual void move(int direction);       // basic horizontal movement
    int getMoveDirection() { return _nMovementDirection; }

    virtual void move_v(laPoint3 dir);  // advanced movement, specify a direction vector

    virtual M_BOOL jump();                  //returns true if the jump is succesful
    virtual void somersault();

    // Explicit direction control
    //
    void setFaceDirection(int nDirection);
    int  getFaceDirection()               { return _nFaceDirection; }

    void setExplicitFacing(M_BOOL bExplicit){
        _bExplicitFacing = bExplicit;
    }

    M_BOOL isFacingExplict() { return _bExplicitFacing; }

    // Animate
    //
    void animate(laTimer &t);

    // Draw
    //
    void drawGeometry(laRenderer *r, laPoint3 ptBasePos);
    void _drawFx_positioned(laRenderer *r);

    // Load
    void load(class laFileParser *fp);
};
#endif