blob: 89e82bd22e239e6a46582de08cbdc1faa1be5716 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
#!/usr/bin/env bash
#--- colour functions
# tested on 16/88/256/truecolor TERM definitions
# limited to 256 colours
# usage:
# source ./pb
# printf %b "$(pb_bg 196)$(pb_fg 254) RED $(pb_nc)\n"
pb_ctest() {
if [ -z "$TERM" ] ; then
return 1
fi
case $1 in '' | *[!0-9]* ) return 1;; esac
local x
x=$(tput colors)
if [ -z "$1" ] || (("$1" > "$x")) ; then
return 1
fi
return 0
}
pb_terminfo() {
local x
x=$(tput colors)
echo "TERM = $TERM : $x colours supported"
}
pb_nc() {
printf '\033[0;0m'
}
pb_fg() {
if pb_ctest $1; then
printf %s "\033[38;5;$1m"
return 0
else
return 1
fi
}
pb_bg() {
if pb_ctest $1; then
printf %s "\033[48;5;$1m"
return 0
else
return 1
fi
}
pb_ef() {
case $1 in
"bold")
printf %s "\033[1m"
return 0
;;
"dim")
printf %s "\033[2m"
return 0
;;
"italic")
printf %s "\033[3m"
return 0
;;
"underline")
printf %s "\033[4m"
return 0
;;
"blink")
printf %s "\033[5m"
return 0
;;
"reverse")
printf %s "\033[7m"
return 0
;;
"hidden")
printf %s "\033[8m"
return 0
;;
"strikethrough")
printf %s "\033[9m"
return 0
;;
*)
return 1
;;
esac
}
# end 256 colour functions
|
