ColorValue Concept

This concept describes the requirements for the type used for color values, as in for coloring a graph during a breath-first search to mark which vertices have been visited.

Refinement of

EqualityComparable and DefaultConstructible

Notation

T

A type that is a model of ColorValue.

cv

An object of type T.

Valid Expressions

Name Expression Return Type Description

Name	Expression	Return Type	Description
Get Color White	`color_traits<T>::white()`	`T`	Returns an object that represents the color white.
Get Color Gray	`color_traits<T>::gray()`	`T`	Returns an object that represents the color gray.
Get Color Black	`color_traits<T>::black()`	`T`	Returns an object that represents the color black.

Get Color White

color_traits<T>::white()

T

Returns an object that represents the color white.

Get Color Gray

color_traits<T>::gray()

T

Returns an object that represents the color gray.

Get Color Black

color_traits<T>::black()

T

Returns an object that represents the color black.

Models

default_color_type (in

boost/graph/properties.hpp)

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