PlayerState_Interact.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */

/*
 * Copyright (C) 2006-2010 - Frictional Games
 *
 * This file is part of Penumbra Overture.
 */

#ifndef GAME_PLAYER_STATE_INTERACT_H
#define GAME_PLAYER_STATE_INTERACT_H

#include "hpl1/engine/engine.h"
#include "hpl1/penumbra-overture/PlayerState.h"

using namespace hpl;

//-----------------------------------------------------------------

// GRAB STATE

//-----------------------------------------------------------------

class cPlayerState_Grab : public iPlayerState {
public:
    cPlayerState_Grab(cInit *apInit, cPlayer *apPlayer);

    void OnUpdate(float afTimeStep);

    void OnDraw();

    void OnPostSceneDraw();

    bool OnJump();

    void OnStartInteractMode();

    void OnStartInteract();
    void OnStopInteract();
    void OnStartExamine();

    bool OnAddYaw(float afVal);
    bool OnAddPitch(float afVal);

    bool OnMoveForwards(float afMul, float afTimeStep);
    bool OnMoveSideways(float afMul, float afTimeStep);

    void EnterState(iPlayerState *apPrevState);
    void LeaveState(iPlayerState *apNextState);

    void OnStartCrouch();
    void OnStopCrouch();
    bool OnStartInventory();
    bool OnStartInventoryShortCut(int alNum);

    static float mfMassDiv;

private:
    cVector3f mvRelPickPoint;
    iPhysicsBody *mpPushBody;

    ePlayerMoveState mPrevMoveState;
    ePlayerState mPrevState;

    cSpringVec3 mGrabSpring;
    cPidControllerVec3 mGrabPid;
    cSpringVec3 mRotateSpring;
    cPidControllerVec3 mRotatePid;

    bool mbHasGravity;

    bool mbMoveHand;

    float mfGrabDist;

    float mfDefaultMass;

    bool mbHasPlayerGravityPush;

    bool mbPickAtPoint;
    bool mbRotateWithPlayer;

    cVector3f mvObjectUp;
    cVector3f mvObjectRight;

    cVector3f mvCurrentUp;
    cVector3f mvCurrentUpAxis;

    float mfStartYaw;

    cVector3f mvCurrentDisered;

    float mfSpeedMul;

    float mfYRotation;

    float mfMaxPidForce;

    float mfMinThrowMass;
    float mfMaxThrowMass;

    float mfMinThrowImpulse;
    float mfMaxThrowImpulse;

    FontData *mpFont;
};

//-----------------------------------------------------------------

// MOVE STATE

//-----------------------------------------------------------------

class cPlayerState_Move_BodyCallback : public iPhysicsBodyCallback {
public:
    cPlayerState_Move_BodyCallback(cPlayer *apPlayer, float afTimeStep);

    bool OnBeginCollision(iPhysicsBody *apBody, iPhysicsBody *apCollideBody);
    void OnCollide(iPhysicsBody *apBody, iPhysicsBody *apCollideBody, cPhysicsContactData *apContactData);

    float mfTimeStep;
    int mlBackCount;
    cPlayer *mpPlayer;

private:
};

//-----------------------------------------------------------------

class cPlayerState_Move : public iPlayerState {
public:
    cPlayerState_Move(cInit *apInit, cPlayer *apPlayer);
    ~cPlayerState_Move();

    void OnUpdate(float afTimeStep);

    void OnStartInteract();
    void OnStopInteract();

    bool OnJump();

    void OnStartExamine();

    bool OnMoveForwards(float afMul, float afTimeStep);
    bool OnMoveSideways(float afMul, float afTimeStep);

    bool OnAddYaw(float afVal);
    bool OnAddPitch(float afVal);

    void EnterState(iPlayerState *apPrevState);
    void LeaveState(iPlayerState *apNextState);

    void OnPostSceneDraw();

    bool OnStartInventory();
    bool OnStartInventoryShortCut(int alNum);

private:
    cVector3f mvForward;
    cVector3f mvRight;
    cVector3f mvUp;

    cVector3f mvRelPickPoint;
    cVector3f mvPickPoint;

    bool bPausedGravity;

    iPhysicsBody *mpPushBody;

    int mlMoveCount;

    ePlayerMoveState mPrevMoveState;
    ePlayerState mPrevState;

    cPlayerState_Move_BodyCallback *mpCallback;
};

// PUSH STATE

class cPlayerState_Push : public iPlayerState {
public:
    cPlayerState_Push(cInit *apInit, cPlayer *apPlayer);

    void OnUpdate(float afTimeStep);
    bool OnJump();

    void OnStartInteract();
    void OnStopInteract();

    void OnStartExamine();

    bool OnMoveForwards(float afMul, float afTimeStep);
    bool OnMoveSideways(float afMul, float afTimeStep);

    void EnterState(iPlayerState *apPrevState);
    void LeaveState(iPlayerState *apNextState);

    void OnPostSceneDraw();

    bool OnStartInventory();
    bool OnStartInventoryShortCut(int alNum);

private:
    cVector3f mvForward;
    cVector3f mvRight;

    cVector3f mvRelPickPoint;

    cVector3f mvLocalPickPoint;

    iPhysicsBody *mpPushBody;
    cVector3f mvLastBodyPos;

    cVector2f mvPrevPitchLimits;

    bool mbHasPlayerGravityPush;

    float mfMaxSpeed;

    int mlForward;
    int mlSideways;

    ePlayerMoveState mPrevMoveState;
    ePlayerState mPrevState;
};

#endif // GAME_PLAYER_STATE_INTERACT_H