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pxltrm: add support for OSH #18

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pxltrm: add support for OSH #18

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24 changes: 14 additions & 10 deletions pxltrm
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Original file line number Diff line number Diff line change
Expand Up @@ -51,8 +51,9 @@ save_file() {

load_file() {
clear_screen
printf '\e[2;H%b\e[2;H' "$(<"$1")"
hist+=("$_")
local s="$(<"$1")"
printf '\e[2;H%b\e[2;H' "$s"
hist+=("$s")
}

undo() {
Expand All @@ -76,18 +77,20 @@ get_pos() {
}

print_color() {
local s
case "${color:=7}" in
"#"*) hex_to_rgb;: "\\e[38;2;${r};${g};${b}m" ;;
[0-9]*): "\\e[38;5;${color}m" ;;
*) color="7";: "\\e[38;5;7m" ;;
"#"*) hex_to_rgb; s="\\e[38;2;${r};${g};${b}m" ;;
[0-9]*) s="\\e[38;5;${color}m" ;;
*) color="7"; s="\\e[38;5;7m" ;;
esac
printf -v print_col '%b' "$_"
printf -v print_col '%b' "$s"
}

paint() {
get_pos
printf '%b' "\\e[${y};${x}H${2}${1}\\b"
hist+=("$_")
local s="\\e[${y};${x}H${2}${1}\\b"
printf '%b' "$s"
hist+=("$s")
}

prompt() {
Expand Down Expand Up @@ -119,14 +122,15 @@ cursor() {

e) paint " " ;;
d) print_color; paint "${brush_char:=█}" "$print_col" ;;
u) (("${#hist}">0)) && undo; status_line ;;
r) (("${#undos}">1)) && redo; status_line ;;
u) (("${#hist[0]}">0)) && undo; status_line ;;
r) (("${#undos[0]}">1)) && redo; status_line ;;

a|b|c|o|s) prompt "${1: -1}" ;;
esac
}

main() {
shopt -s eval_unsafe_arith 2>/dev/null
clear_screen
get_term_size
status_line
Expand Down