/*----------------------------------------------------------------------------*/
/* Camera.h 												               					*/
/*----------------------------------------------------------------------------*/

// Copyright (c) 2007 Scenomics. All Rights Reserved. You may not alter or remove this copyright notice.

#if !defined(CAMERA_H)
#define CAMERA_H

#include "Node.h"
#include "Matrix.h"
#include "ProjEnum.h"

#include "CameraModule.h"

SCENOMEPLATFORMAPI_BEGINS;

/*----------------------------------------------------------------------------*/
/* Camera Declaration																													*/
/*----------------------------------------------------------------------------*/

//@ The Camera node encapsulates a stored camera position and orientation, also
//@ called an eyepoint or viewport. The node does not store other view settings
//@ such as magnification or projection type.

class SPA_CAMERA_CLASS Camera: public Node
{
protected:
	//@c Camera Data
	//@ This member stores the transformation of the camera into world 
	//@ coordinates.
	Matrix toWorld;
	Projection c_eProjection;

public:
	//@c Constructors, Destructors, and Type Methods
	Camera();
	Camera(const Camera &camera);
	TYPEOF(Camera)

	//@c Operators
	int operator =(const Camera &camera);
	
	virtual int Swap(Camera & p_roCamera, int p_nSwapFlags);

	//@c Hierarchy Methods
	virtual Node *Clone();

	//@c Extent Methods
	virtual int GetExtent(Vec *pMinMax);

	//@c Persistence, Storage, and Transmission Methods
	virtual int Read(TypeIO &IO);
	virtual int Write(TypeIO &IO);
	
	//@c Projection Methods
	Projection GetProjection() const;
   void SetProjection( Projection p_eProjection );

	//@c Transformation Methods
	void SetTransformation(const Matrix &transform);
	const Matrix &GetTransformation() const;

	//@c Rendering Methods
	virtual void Render(Render3D *pRender);

public:
};

SCENOMEPLATFORMAPI_ENDS;

// !CAMERA_H
#endif