#ifndef MATERIAL_H
#define MATERIAL_H

#include "Image.h"

#include "Algebra.h"

class Color
{
public:

  Color()
  {
	r_ = 255;
	g_ = 255;
	b_ = 255;
  };

  Color(unsigned char r, unsigned char g, unsigned char b)
  {
	r_ = r;
	g_ = g;
	b_ = b;
  };

  unsigned char getR() { return r_; };
  unsigned char getG() { return g_; };
  unsigned char getB() { return b_; };

  void setR(unsigned char r) { r_ = r; };
  void setG(unsigned char g) { g_ = g; };
  void setB(unsigned char b) { b_ = b; };
  void setRGB(unsigned char r, unsigned char g, unsigned char b)
  {
	r_ = r;
	g_ = g;
	b_ = b;
  };

protected:
  unsigned char r_;
  unsigned char g_;
  unsigned char b_;
};

class Material
{
public:

  Material();
  Material(Color color, real ka, real kd, real ks);
  Material(unsigned char r, unsigned char g, unsigned char b, real ka, real kd, real ks);

  virtual void getColorInfo(
	  real xTexture,
	  real yTexture,
	  Color& color,
	  real& ka,
	  real& kd,
	  real& ks);

protected:
  Color color_;
  real ka_;
  real kd_;
  real ks_;
};

class ImageTexture : public Material
{
public:

  ImageTexture(const char *file_name, real ka, real kd, real ks);

  virtual void getColorInfo(
	  real xTexture,
	  real yTexture,
	  Color& color,
	  real& ka,
	  real& kd,
	  real& ks);

protected:
  Image image_;
  int width_;
  int height_;
  bool hasImage_;

private:
  bool loadImage(const char *file_name);

};

#endif