orl*_*rlp 13
大多数终端都遵循ASCII颜色序列.ESC然后[,它们通过输出,然后输出以分号分隔的颜色值列表来工作m.这些是常见的值:
Special
0 Reset all attributes
1 Bright
2 Dim
4 Underscore
5 Blink
7 Reverse
8 Hidden
Foreground colors
30 Black
31 Red
32 Green
33 Yellow
34 Blue
35 Magenta
36 Cyan
37 White
Background colors
40 Black
41 Red
42 Green
43 Yellow
44 Blue
45 Magenta
46 Cyan
47 White
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因此输出"\033[31;47m"应使终端前(文本)颜色为红色,背景颜色为白色.
你可以很好地用C++形式包装它:
enum Color {
NONE = 0,
BLACK, RED, GREEN,
YELLOW, BLUE, MAGENTA,
CYAN, WHITE
}
std::string set_color(Color foreground = 0, Color background = 0) {
char num_s[3];
std::string s = "\033[";
if (!foreground && ! background) s += "0"; // reset colors if no params
if (foreground) {
itoa(29 + foreground, num_s, 10);
s += num_s;
if (background) s += ";";
}
if (background) {
itoa(39 + background, num_s, 10);
s += num_s;
}
return s + "m";
}
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