/**
 *  \file 
 *  \brief Class ThresholdImageView . 
 */

/**
 * \class ThresholdImageView
 * \brief 
 */
 
#ifndef __ColorLayerImageView_h__
#define __ColorLayerImageView_h__

#include "LayerImageBase.h"


class  ColorLayerImageView : public LayerImageBase
  {
  public: 
	  ColorLayerImageView( );
	  ~ColorLayerImageView( );
	  void SetSliceFixDynamic(bool fix_dynamic);
	  void SetZ2(int z2);
	  virtual int GetZ();
	  
	  /** 
	   * \brief  Each color is described by its RGB coordinates. Therefore, the vector should have the size of a multiple of 3 elements.
	   *
	   * \param base_color the base color vector.
	   */
	  void SetBaseColors(std::vector<double> & base_color);
	  /** 
	   * \brief  Returns the base color for a given index (first coordinate of the first color being 1, second coordinate of the first color being 2, etc.).
	   *
	   * \param index for which we would like to get the base color.
	   * \return The corresponding base color value.
	   */
	  double GetBaseColors(unsigned int index);
	  /** 
	   * \brief The boundaries include the extrema. There must be one more element in this vector than GetBaseColorNb.
	   *
	   * \param grey_level_boundary the grey level boundary vector.
	   */
	  void SetGreyLevelBoundaries(std::vector<double> & grey_level_boundary);
	  /** 
	   * \brief  Returns the grey level boundary for a given index.
	   *
	   * \param index for which we would like to get the grey level boundary.
	   * \return The corresponding grey level value.
	   */
	  double GetGreyLevelBoundaries(unsigned int index);
	  /** 
	   * \brief Sets the color type. True for plain color, false for gradient color. Default is false.
	   *
	   * \param color_type the color type
	   */
	  void SetPlainOrGradientColor(bool color_type);
	  /** 
	   * \brief  Returns the number of base colors.
	   *
	   * \return The number of base colors.
	   */
	  int GetBaseColorNb();

  private:

	  int _z2;
	  bool _fix_dynamic;
	  void SetDefaultGreyLevelBoundary();
	  void SetDefaultBaseColorAndGreyLevelBoundary();
	  virtual void ConfigLookupTable();

	  //! Range values in the colored image.
	  double _range[2];

	  //! Base colors for the overlaid image.
	  std::vector<double> _base_color;
	  //! Grey level boundaries.
	  std::vector<double> _grey_level_boundary;
	  //! Color type (plain or gradient color).
	  bool _color_type;

  protected:
 };

#endif