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Public Member Functions | List of all members
CColor Struct Reference

RGBA Color structure. More...

`#include <ccolor.h>`

## Public Member Functions
constexpr | CColor ()=default
constexpr | CColor (uint8_t red, uint8_t green, uint8_t blue, uint8_t alpha=255)
constexpr | CColor (const CColor &inColor)
Operator Methods
CColor & | operator() (uint8_t _red, uint8_t _green, uint8_t _blue, uint8_t _alpha)
CColor & | operator= (const CColor &newColor)
bool | operator!= (const CColor &other) const
bool | operator== (const CColor &other) const

## Convert Methods
uint8_t | red {255}
| red component [0..255]
uint8_t | green {255}
| green component [0..255]
uint8_t | blue {255}
| blue component [0..255]
uint8_t | alpha {255}
| alpha component [0..255]
void | toHSV (double &hue, double &saturation, double &value) const
| convert to hue, saturation and value
void | fromHSV (double hue, double saturation, double value)
| convert from hue, saturation and value
void | toHSL (double &hue, double &saturation, double &lightness) const
| convert to hue, saturation and lightness
void | fromHSL (double hue, double saturation, double lightness)
| convert from hue, saturation and lightness
constexpr uint8_t | getLuma () const
| get the luma of the color
uint8_t | getLightness () const
| get the lightness of the color
template<typename T>
constexpr T | normRed () const
| get the normalized red value
template<typename T>
constexpr T | normGreen () const
| get the normalized green value
template<typename T>
constexpr T | normBlue () const
| get the normalized blue value
template<typename T>
constexpr T | normAlpha () const
| get the normalized alpha value
template<typename T>
void | setNormRed (T v)
| set the red value normalized
template<typename T>
void | setNormGreen (T v)
| set the green value normalized
template<typename T>
void | setNormBlue (T v)
| set the blue value normalized
template<typename T>
void | setNormAlpha (T v)
| set the alpha value normalized
bool | fromString (UTF8StringPtr str)
UTF8String | toString () const
static bool | isColorRepresentation (UTF8StringPtr str)

## Detailed Description

RGBA Color structure.

## Constructor & Destructor Documentation

## ◆ CColor() [1/3]

CColor | ( |  | ) |
| constexpr default

## ◆ CColor() [2/3]

CColor | ( | uint8_t | red,
|  | uint8_t | green,
|  | uint8_t | blue,
|  | uint8_t | alpha = 255 )
| inline constexpr

## ◆ CColor() [3/3]

CColor | ( | const CColor & | inColor | ) |
| inline constexpr

## Member Function Documentation

## ◆ fromHSL()

void fromHSL | ( | double | hue,
|  | double | saturation,
|  | double | lightness )

convert from hue, saturation and lightness

Parameters

  hue | in degree [0..360]
  saturation | normalized [0..1]
  lightness | normalized [0..1]

## ◆ fromHSV()

void fromHSV | ( | double | hue,
|  | double | saturation,
|  | double | value )

convert from hue, saturation and value

Parameters

  hue | in degree [0..360]
  saturation | normalized [0..1]
  value | normalized [0..1]

## ◆ fromString()

bool fromString | ( | UTF8StringPtr | str | ) |

## ◆ getLightness()

uint8_t getLightness | ( |  | ) | const

get the lightness of the color

## ◆ getLuma()

uint8_t getLuma | ( |  | ) | const
| inline constexpr

get the luma of the color

## ◆ isColorRepresentation()

bool isColorRepresentation | ( | UTF8StringPtr | str | ) |
| static

## ◆ normAlpha()

template<typename T>

T normAlpha | ( |  | ) | const
| constexpr

get the normalized alpha value

## ◆ normBlue()

template<typename T>

T normBlue | ( |  | ) | const
| constexpr

get the normalized blue value

## ◆ normGreen()

template<typename T>

T normGreen | ( |  | ) | const
| constexpr

get the normalized green value

## ◆ normRed()

template<typename T>

T normRed | ( |  | ) | const
| constexpr

get the normalized red value

## ◆ operator!=()

bool operator!= | ( | const CColor & | other | ) | const
| inline

## ◆ operator()()

CColor & operator() | ( | uint8_t | _red,
|  | uint8_t | _green,
|  | uint8_t | _blue,
|  | uint8_t | _alpha )
| inline

## ◆ operator=()

CColor & operator= | ( | const CColor & | newColor | ) |
| inline

## ◆ operator==()

bool operator== | ( | const CColor & | other | ) | const
| inline

## ◆ setNormAlpha()

template<typename T>

void setNormAlpha | ( | T | v | ) |

set the alpha value normalized

## ◆ setNormBlue()

template<typename T>

void setNormBlue | ( | T | v | ) |

set the blue value normalized

## ◆ setNormGreen()

template<typename T>

void setNormGreen | ( | T | v | ) |

set the green value normalized

## ◆ setNormRed()

template<typename T>

void setNormRed | ( | T | v | ) |

set the red value normalized

## ◆ toHSL()

void toHSL | ( | double & | hue,
|  | double & | saturation,
|  | double & | lightness ) const

convert to hue, saturation and lightness

Parameters

  hue | in degree [0..360]
  saturation | normalized [0..1]
  lightness | normalized [0..1]

## ◆ toHSV()

void toHSV | ( | double & | hue,
|  | double & | saturation,
|  | double & | value ) const

convert to hue, saturation and value

Parameters

  hue | in degree [0..360]
  saturation | normalized [0..1]
  value | normalized [0..1]

## ◆ toString()

UTF8String toString | ( |  | ) | const

## Member Data Documentation

## ◆ alpha

uint8_t alpha {255}

alpha component [0..255]

## ◆ blue

uint8_t blue {255}

blue component [0..255]

## ◆ green

uint8_t green {255}

green component [0..255]

## ◆ red

uint8_t red {255}

red component [0..255]

The documentation for this struct was generated from the following files:

- ccolor.h
- ccolor.cpp