PhysicsJointScrew.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 HPL1 Engine.
 */

#ifndef HPL_PHYSICS_JOINT_SCREW_H
#define HPL_PHYSICS_JOINT_SCREW_H

#include "hpl1/engine/physics/PhysicsJoint.h"

namespace hpl {

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

kSaveData_ChildClass(iPhysicsJoint, iPhysicsJointScrew) {
    kSaveData_ClassInit(iPhysicsJointScrew) public : float mfMaxDistance;
    float mfMinDistance;
    cVector3f mvPin;

    virtual iSaveObject *CreateSaveObject(cSaveObjectHandler * apSaveObjectHandler, cGame * apGame);
    virtual int GetSaveCreatePrio();
};

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

class iPhysicsJointScrew : public iPhysicsJoint {
    typedef iPhysicsJoint super;

public:
    iPhysicsJointScrew(const tString &asName, iPhysicsBody *apParentBody, iPhysicsBody *apChildBody,
                       iPhysicsWorld *apWorld, const cVector3f &avPivotPoint)
        : iPhysicsJoint(asName, apParentBody, apChildBody, apWorld, avPivotPoint) {}
    virtual ~iPhysicsJointScrew() {}

    virtual void SetMaxDistance(float afX) = 0;
    virtual void SetMinDistance(float afX) = 0;
    virtual float GetMaxDistance() = 0;
    virtual float GetMinDistance() = 0;

    ePhysicsJointType GetType() { return ePhysicsJointType_Screw; }

    // SaveObject implementation
    virtual iSaveData *CreateSaveData();
    virtual void SaveToSaveData(iSaveData *apSaveData);
    virtual void LoadFromSaveData(iSaveData *apSaveData);
    virtual void SaveDataSetup(cSaveObjectHandler *apSaveObjectHandler, cGame *apGame);

protected:
    float mfMaxDistance;
    float mfMinDistance;

    cVector3f mvPin;
};

} // namespace hpl

#endif // HPL_PHYSICS_JOINT_SCREW_H