#include "Color.h"

const Color Color::black = Color(0, 0, 0);
const Color Color::white = Color(1, 1, 1);
const Color Color::red = Color(1, 0, 0);
const Color Color::green = Color(0, 1, 0);
const Color Color::blue = Color(0, 0, 1);
const Color Color::yellow = Color(1, 1, 0);
const Color Color::cyan = Color(0, 1, 1);
const Color Color::magenta = Color(1, 0, 1);

Color::Color()
{
    r = g = b = 0.0;
}

Color::Color(double r, double g, double b)
{
    this->r = r;
    this->g = g;
    this->b = b;
}

Color::Color(const Vector & v)
{
    r = v[0];
    g = v[1];
    b = v[2];
}

Color::Color(refptr<Vector> v)
{
    r = (*v)[0];
    g = (*v)[1];
    b = (*v)[2];
}

Color Color::operator*(const Color & other) const
{
    Color result;
    result.r = r * other.r;
    result.g = g * other.g;
    result.b = b * other.b;
    return result;
}

Color Color::operator*(double scale) const
{
    return Color(r * scale, g * scale, b * scale);
}

Color Color::operator/(double scale) const
{
    return Color(r / scale, g / scale, b / scale);
}

Color & Color::operator+=(const Color & other)
{
    r += other.r;
    g += other.g;
    b += other.b;
    return *this;
}

Color & Color::operator-=(const Color & other)
{
    r += other.r;
    g += other.g;
    b += other.b;
    return *this;
}

Color & Color::operator*=(double scale)
{
    r *= scale;
    g *= scale;
    b *= scale;
    return *this;
}

Color & Color::operator*=(const Color & other)
{
    r *= other.r;
    g *= other.g;
    b *= other.b;
    return *this;
}

Color operator+(const Color & c1, const Color & c2)
{
    return Color(c1.r + c2.r, c1.g + c2.g, c1.b + c2.b);
}

Color operator-(const Color & c1, const Color & c2)
{
    return Color(c1.r - c2.r, c1.g - c2.g, c1.b - c2.b);
}

std::ostream & operator<<(std::ostream & out, const Color & color)
{
    out << "[" << color.r << ", " << color.g << ", " << color.b << "]";
    return out;
}