Php/docs/function.ncurses-color-content
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ncurses_color_content
(PHP 4 >= 4.3.0, PHP 5 < 5.3.0, PECL ncurses >= 1.0.0)
ncurses_color_content — Retrieves RGB components of a color
说明
ncurses_color_content
( int $color
, int &$r
, int &$g
, int &$b
) : int
Retrieves the red, green, and blue components for the given color definition. Terminal color capabilities must be initialized with ncurses_start_color() prior to calling this function.
参数
color
- The number of the color to retrieve information for. May be one of the pre-defined color constants.
r
- A reference to which to return the red component of the color. The value returned to the reference will be between 0 and 1000.
g
- A reference to which to return the green component of the color. The value returned to the reference will be between 0 and 1000.
b
- A reference to which to return the blue component of the color. The value returned to the reference will be between 0 and 1000.
返回值
Returns -1
if the function was successful, and
0
if ncurses or terminal color capabilities have not been
initialized.
参见
- ncurses_init_color() - Define a terminal color
- ncurses_start_color() - Initializes color functionality