#ifndef __EXPORTER_H
#define __EXPORTER_H

#include <string>
#include <vector>
using namespace std;



#include "Material.h"
#include "Containers.h"
#include "VssRay.h"

namespace GtpVisibilityPreprocessor {

class KdTree;
class BspTree;
class SceneGraphNode;
class Ray;
class AxisAlignedBox3;
class Intersectable;
class BspLeaf;
class Polygon3;
class VssTree;
class VspBspTree;
class RssTree;
class Mesh;
class Beam;

class Exporter
{
protected:
  string mFilename;
  bool mWireframe;
  bool mUseForcedMaterial;
  Material mForcedMaterial;

  bool mExportRayDensity;
  
public:
  
  Exporter(const string filename):mFilename(filename),
				  mWireframe(false),
				  mUseForcedMaterial(false),
				  mExportRayDensity(false)
  {
  }
  virtual ~Exporter() {}
  
  virtual bool ExportScene(SceneGraphNode *node) = 0;

  virtual bool
  ExportBox(const AxisAlignedBox3 &box) = 0;

  virtual bool
  ExportKdTree(const KdTree &tree) = 0;

  virtual bool
  ExportVssTree(const VssTree &tree) = 0;

  virtual bool
  ExportVssTree2(const VssTree &tree,
				 const Vector3 direction
				 ) = 0;

  virtual bool
  ExportBspTree(const BspTree &tree) = 0;

//    virtual bool
//    ExportRays(const vector<Ray> &rays,
//  	     const float length=1000,
//  	     const RgbColor &color = RgbColor(1,1,1)
//  	     ) = 0;
  
  virtual bool
  ExportRays(const RayContainer &rays,
			 const float length=1000,
			 const RgbColor &color = RgbColor(1,1,1)
			 ) = 0;
  
  virtual bool
  ExportRays(const VssRayContainer &rays,
			 const RgbColor &color = RgbColor(1,1,1)
			 ) = 0;
  
  virtual void 
  ExportViewCells(const ViewCellContainer &viewCells) = 0;
  virtual void 
  ExportViewCell(ViewCell *viewCell) = 0;
  virtual void
  ExportIntersectable(Intersectable *object) = 0;

  virtual void 
  ExportBspSplitPlanes(const BspTree &tree) = 0;
  virtual void 
  ExportBspSplits(const BspTree &tree, const bool exportDepth = false) = 0;

  virtual void
  ExportLeavesGeometry(const BspTree &tree, const vector<BspLeaf *> &leaves) = 0;
  
  virtual void 
  ExportBspSplits(const VspBspTree &tree, const bool exportDepth = false) = 0;

  virtual void 
  ExportPolygons(const PolygonContainer &polys) = 0;

  virtual void 
  ExportBspLeaves(const BspTree &tree, const int maxPvs = 0) = 0;

  virtual void
  ExportGeometry(const ObjectContainer &objects) = 0;

  virtual void
  ExportMesh(Mesh *mesh) = 0;

  virtual bool
  ExportRssTree2(const RssTree &tree,
				 const Vector3 direction) = 0;

  virtual void ExportBeam(const Beam &beam, const AxisAlignedBox3 &box) = 0;

  void SetExportRayDensity(const bool d) { mExportRayDensity = d; }
  
  void SetWireframe() { mWireframe = true; }
  void SetFilled() { mWireframe = false; }

  void SetForcedMaterial(const Material &m) {
    mForcedMaterial = m;
    mUseForcedMaterial = true;
  }
  void ResetForcedMaterial() {
    mUseForcedMaterial = false;
  }
    
  static Exporter *
  GetExporter(const string filename);

  virtual void ExportViewpoint(const Vector3 &point, const Vector3 &direction) = 0;
};
 
}

#endif