anirudh.fi
+16
-7
shlide
+16
-7
shlide
···
28
28
}
29
29
30
30
colorify() {
31
+
# 'eval' hack to achieve substitution for colors.
31
32
eval "declare dummy=\"$1\""
32
33
printf '%b' "$dummy"
33
34
}
34
35
36
+
# Filter out color sequences.
35
37
shopt -s extglob
36
38
ansi_filter() {
37
-
local IFS=
38
-
echo "${1//$'\e'[\[(]*([0-9;])[@-n]/}"
39
-
#/" a little fix to keep my vim syntax hl sane
39
+
local IFS=
40
+
echo "${1//$'\e'[\[(]*([0-9;])[@-n]/}"
41
+
#" A little fix to prevent vim syntax highlighting from breaking.
40
42
}
41
43
42
44
···
88
90
89
91
}
90
92
93
+
die() {
94
+
printf '\e[?25h'
95
+
exit 0
96
+
}
97
+
91
98
display_end() {
92
99
read -r LINES COLUMNS < <(stty -F /dev/tty size)
93
100
((l=$LINES/2))
···
105
112
while true; do
106
113
# Clear the screen.
107
114
printf '\e[2J'
115
+
116
+
# Capture Ctrl+C.
117
+
trap 'die' INT
118
+
108
119
# Display END reached prompt, and then exit
109
120
[[ "$i" -eq "${#slides[@]}" ]] && {
110
121
display_end
···
112
123
case "$input" in
113
124
"j"|"n"|"q")
114
125
printf '\e[2J'
115
-
printf '\e[?25h'
116
-
exit
126
+
die
117
127
;;
118
128
*)
119
129
((--i))
···
136
146
;;
137
147
"q")
138
148
# Return the cursor on exit.
139
-
printf '\e[?25h'
140
-
exit
149
+
die
141
150
;;
142
151
esac
143
152
done