#ifndef __MESHOBJECT_H_
#define __MESHOBJECT_H_

#include <string>
//#include "Vector.h"
//#include "Graphics.h"

class MeshMaterial
{
	public:
		std::string material_name, texture_name;
		exh::color ambient, diffuse, specular;
		unsigned int shininess;
		float transparency;
		GLuint texture_id, material_id;

		MeshMaterial(void);
		~MeshMaterial(void);
};

class MeshFacePoint {
	public:
		exh::Vector* vertex;
		exh::uv_coord* tex_coord;

		MeshFacePoint(void);
};

class MeshFaceTriangle
{
	public:
		MeshMaterial* material;
		MeshFacePoint v1, v2, v3;
		exh::Vector* normal;
		MeshFaceTriangle(void);
		~MeshFaceTriangle(void);
};

class MeshSubObject {
	private:
		bool useTexCoord;
	public:
		GLuint vboVertexID, vboTexCoordID;
		unsigned int face_size, vertex_size, tex_coord_size;
		MeshFaceTriangle* faceTriangle;
		std::string name;
		exh::Vector pivot;
		exh::Vector* vertex;
		exh::uv_coord* tex_coord;

		MeshSubObject(void);
		~MeshSubObject(void);

		bool hasTexCoord(void);

		void setFaceTriangleSize(unsigned int size);
		void setVertexSize(unsigned int size);
		void setTexCoordSize(unsigned int size);

		void buildSubObject();
};

class MeshObject {
	private:
		exh::Vector getNormal(const exh::Vector& v1, const exh::Vector& v2, const exh::Vector& v3);

		unsigned int getMaterialOrder(MeshMaterial *mat);
		unsigned int getVertexOrder(unsigned int obj, exh::Vector *vertex);
		unsigned int getTexCoordOrder(unsigned int obj, exh::uv_coord *tex_coord);

	public:
		unsigned int object_size, material_size;
		std::string name;
		MeshMaterial* material;
		MeshSubObject* object;

		MeshObject(void);
		~MeshObject(void);

		void setObjectSize(unsigned int size);
		void setMaterialSize(unsigned int size);

		void buildObject(void);

		void calculateNormals(void);
		void calculateNormals(unsigned int object_num);

		void drawObject(unsigned int begin = 0, unsigned int end = 0);
		void drawSubObject(unsigned int object_num, unsigned int begin = 0, unsigned int end = 0);

		void readFile(const char *filename);
		void writeFile(const char *filename);
};

#endif