//  Color.h -- An RGBA color class
//
// SEE ALSO
//   Color.cpp - Implementation
//
// Copyright © Daniel Scharstein, 2003.
//
///////////////////////////////////////////////////////////////////////////

#pragma once

class CCol
{
public:
	uchar B, G, R, A;     // A channel is highest one
    
    // Constructors and helper functions
    CCol() : B(0), G(0), R(0), A(255) {}
    CCol(uchar r, uchar g, uchar b, uchar a=255) : // use full alpha by default
	B(b), G(g), R(r), A(a) {}
	CCol(int id); // create unique color from integer ID

    bool operator==(const CCol& ref);
    bool operator!=(const CCol& ref);

	void printName();//prints a five character name of the color.  Only works for ids 0 through 15
	char* describe();//returns a six letter char* description of any color. 
	
	float similarity(CCol c);//determines how  similar the color is to c
	int getId(); // translate color into integer
	void overWriteWith(CCol fg);	// put fg "over" this color, using fg's alpha
};

inline bool CCol::operator==(const CCol& ref)
{
    return (B == ref.B && G == ref.G && R == ref.R && A == ref.A);
}

inline bool CCol::operator!=(const CCol& ref)
{
    return ! ((*this) == ref);
}