lc::Color Class Reference

#include <color.h>

Public Member Functions
	Color ()
	Color (int r, int g, int b, int a=0xff)
	Color (double r, double g, double b, double a=1.)
	Color (const Color &other)
Color &	operator= (const Color &other)
bool	operator== (lc::Color b)
virtual	~Color ()
double	red () const
double	green () const
double	blue () const
double	alpha () const
unsigned char	redI () const
unsigned char	greenI () const
unsigned char	blueI () const
unsigned char	alphaI () const

Private Attributes
double	_r
double	_g
double	_b
double	_a

Friends
std::ostream &	operator<< (std::ostream &os, const Color &color)

Detailed Description

Represents a Color

Definition at line 13 of file color.h.

Constructor & Destructor Documentation

lc::Color::Color ( )

inline

Definition at line 15 of file color.h.

: _r(0.), _g(0.), _b(0.), _a(1.) {}

lc::Color::Color ( int  r, int  g, int  b, int  a = 0xff  )

inline

Definition at line 16 of file color.h.

                                                     : _r(std::min(std::max(0, r), 0xff) / 255.) , _g(std::min(std::max(0, g), 0xff) / 255.), _b(std::min(std::max(0, b), 0xff) / 255.), _a(std::min(std::max(0, a), 0xff) / 255.) {
            }

lc::Color::Color ( double  r, double  g, double  b, double  a = 1.  )

inline

Definition at line 18 of file color.h.

                                                               : _r(std::min(std::max(0., r), 1.)), _g(std::min(std::max(0., g), 1.)), _b(std::min(std::max(0., b), 1.)), _a(std::min(std::max(0., a), 1.)) {
            }

lc::Color::Color ( const Color &  other )

inline

Definition at line 20 of file color.h.

: _r(other._r), _g(other._g), _b(other._b), _a(other._a) {}

virtual lc::Color::~Color ( )

inlinevirtual

Definition at line 39 of file color.h.

{}

Member Function Documentation

double lc::Color::alpha ( ) const

inline

Definition at line 50 of file color.h.

                                        {
                return _a;
            }

unsigned char lc::Color::alphaI ( ) const

inline

Definition at line 63 of file color.h.

                                                {
                return std::round(_a * 255);
            }

double lc::Color::blue ( ) const

inline

Definition at line 47 of file color.h.

                                       {
                return _b;
            }

unsigned char lc::Color::blueI ( ) const

inline

Definition at line 60 of file color.h.

                                               {
                return std::round(_b * 255);
            }

double lc::Color::green ( ) const

inline

Definition at line 44 of file color.h.

                                        {
                return _g;
            }

unsigned char lc::Color::greenI ( ) const

inline

Definition at line 57 of file color.h.

                                                {
                return std::round(_g * 255);
            }

Color& lc::Color::operator= ( const Color &  other )

inline

Definition at line 22 of file color.h.

                                                   {
                if (this != &other) {
                    _r = other._r;
                    _g = other._g;
                    _b = other._b;
                    _a = other._a;
                }

                return *this;
            }

bool lc::Color::operator== ( lc::Color  b )

inline

Definition at line 34 of file color.h.

                                       {
                return _r == b._r && _b == b._b && _g == b._g && _a == b._a;
            }

double lc::Color::red ( ) const

inline

Definition at line 41 of file color.h.

                                      {
                return _r;
            }

unsigned char lc::Color::redI ( ) const

inline

Definition at line 54 of file color.h.

                                              {
                return std::round(_r * 255);
            }

Friends And Related Function Documentation

std::ostream& operator<< ( std::ostream &  os, const Color &  color  )

friend

Definition at line 67 of file color.h.

                                                                              {
                os << "Color(red=" << color._r << " green=" << color._g << " blue=" << color._b << " ahlpa=" << color._a << ")";
                return os;
            }

Member Data Documentation

double lc::Color::_a

private

Definition at line 76 of file color.h.

double lc::Color::_b

private

Definition at line 75 of file color.h.

double lc::Color::_g

private

Definition at line 74 of file color.h.

double lc::Color::_r

private

Definition at line 73 of file color.h.

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The documentation for this class was generated from the following file:

• lckernel/cad/meta/color.h