/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

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/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
#ifndef cyCamera_h
#define cyCamera_h

/////////////////////////////////////////////////////////////////////////////
//
// NAME: cyCamera
//
// PURPOSE: Class wrapper to map camera functions to plasma2 message
//
#include "hsTypes.h"

#include "pnKeyedObject/plKey.h"
class pyKey;

#include <Python.h>
#include "pyGlueHelpers.h"

class cyCamera
{
protected:
    plKey       fSender;
    plKey       fTheCam;

    cyCamera();
public:
    // required functions for PyObject interoperability
    PYTHON_CLASS_NEW_FRIEND(ptCamera);
    PYTHON_CLASS_NEW_DEFINITION;
    PYTHON_CLASS_CHECK_DEFINITION; // returns true if the PyObject is a cyCamera object
    PYTHON_CLASS_CONVERT_FROM_DEFINITION(cyCamera); // converts a PyObject to a cyCamera (throws error if not correct type)

    static void AddPlasmaClasses(PyObject *m);

    // setters
    void SetSender(plKey &sender);

    // Save the current state of the virtual camera
    // NOTE: doesn't work by itself at the moment
    virtual void Push(pyKey& newCamKey);

    // Restore the state of the virtual camera with a previously saved setting
    virtual void Pop(pyKey& oldCamKey);

    // Send controlKey commands to the virtual camera (should be like a pass thru)
    virtual void ControlKey(Int32 controlKey, hsBool activated);


    /////////////////////////////////////////////////////////////////////////////
    //
    //  Function   : TransitionTo
    //  PARAMETERS : newCamKey  - what to switch the camera to
    //             : time       - how long it takes to transition to new camera
    //
    //  PURPOSE    : Transition to a new camera (position and settings)
    //
    virtual void TransitionTo(pyKey& newCamKey, double time, hsBool save);
    
    virtual void SetEnableFirstPersonOverride(hsBool state);
    virtual void EnableFirstPersonOverride() { SetEnableFirstPersonOverride(true); }
    virtual void DisableFirstPersonOverride() { SetEnableFirstPersonOverride(false); }
    
    virtual void UndoFirstPerson();

    virtual hsScalar GetFOV();
    virtual void SetFOV(hsScalar fov, double t);

    virtual void SetSmootherCam(hsBool state);
    virtual hsBool IsSmootherCam();

    virtual void SetWalkAndVerticalPan(hsBool state);
    virtual hsBool IsWalkAndVerticalPan();

    virtual void SetStayInFirstPerson(hsBool state);
    virtual hsBool IsStayInFirstPerson();

    virtual void SetAspectRatio(float aspectratio);
    virtual float GetAspectRatio();
    virtual void RefreshFOV();
};


#endif  // cyCamera_h