2 curses library IO processing-color attribute

2.7 color attributes

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2.7.1 Color Description

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* The curses library uses the RGB method to represent a color.

* The default colors are:

Color index number

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COLOR_BLACK 0

COLOR_RED 1

COLOR_GREEN 2

COLOR_YELLOW 3

COLOR_BLUE 4

COLOR_MAGENTA 5

COLOR_CYAN 6

COLOR_WHITE 7

2.7.2 color functions and variables

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Int COLORS;/** maximum number of COLORS supported by the terminal */int COLORS_PAIRS;/** maximum number of color pairs supported by the terminal */chtype COLOR_PAIR (n ); /** return the color attribute of the initialized color pair table based on the index number * // ** @ brief restores the terminal color f to the status when the terminal is opened @ return ERR terminal does not support color @ return OK success @ note generally calls initscr () the function then calls this function, which initializes the color table, And I initializes the variables COLORS and COLOR_PAIRS */int start_color (); /** @ brief change the color definition in the color pairing table entry @ param color pairing index @ param foreground color @ param background color */int init_pair (short pair, short f, short B ); /** @ brief change color definition @ param color the color defined by the change @ param r red background weight @ param B blue background weight @ param g green background weight */int init_color (short color, short r, short B, short g );

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