Color picker proof of concept works.
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@ -1,25 +1,70 @@
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#!/usr/bin/env bash
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. ~/cshenv/lib/vulgar.sh
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save_block 11 1 15 32
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erase_block 11 1 15 32
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echo '[?25l'
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echo '[?25h'
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echo '[?25l'
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create_button Red 12 2 Red 1
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highlight_button Red
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erase_block 1 1 15 34
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build_box 1 1 15 34
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fill_block_attributes 1 1 15 34 47 30
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write_string "Terminal Color Picker" 2 7 47 30
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create_button Red 12 3 Red 1
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#build_box 12 2 14 8
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#write_string "Red" 13 4
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#fill_block_attributes 12 2 14 8 41
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create_button Green 12 12 Green 2
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create_button Green 12 13 Green 2
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#build_box 12 12 14 20
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#write_string "Green" 13 14
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create_button Blue 12 24 Blue 4
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create_button Blue 12 25 Blue 4
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#build_box 12 24 14 31
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#write_string "Blue" 13 26
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highlight_button Red
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# TODO: Add color picker
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# TODO: Negative colors support specials:
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# -1 is background
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# -2 is foreground
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# -3 is cursor
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color=12
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write_string "Index:" 4 3 47 30
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erase_block 4 10 4 12
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color_padded=" ${color}"
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write_string "${color_padded:-3}" 4 10
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write_string "Code:" 4 14 47 30
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erase_block 4 20 4 25
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get_color_hex ${color} red green blue
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write_string "${red}${green}${blue}" 4 20
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build_box 6 9 9 25
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fill_block_attributes 7 10 8 24 44
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#erase_block 4 13 4 21
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Controls=()
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Buttons=("Red" "Green" "Blue")
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Index=0
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Colors=( $((0x${red})) $((0x${green})) $((0x${blue})) )
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tmp=`stty -g`
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stty -echo
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update_color()
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{
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_color=${1}
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echo -n "]4;${_color};#$(hexbyte ${Colors[0]})$(hexbyte ${Colors[1]})$(hexbyte ${Colors[2]})"
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write_string "$(hexbyte ${Colors[0]})$(hexbyte ${Colors[1]})$(hexbyte ${Colors[2]})" 4 20
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}
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while true
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do
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read_key codes
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@ -45,11 +90,32 @@ do
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unhighlight_button ${Buttons[${OldIndex}]}
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highlight_button ${Buttons[${Index}]}
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fi
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elif [ "${sym}" == "Up" ]
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then
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#echo "${Colors[${Index}]}:$(hexbyte ${Colors[${Index}]} )"
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if (( ${Colors[${Index}]} < 255 ))
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then
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Colors[${Index}]=$(( ${Colors[${Index}]} + 1 ))
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fi
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update_color ${color}
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elif [ "${sym}" == "Down" ]
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then
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#echo "${Colors[${Index}]}:$(hexbyte ${Colors[${Index}]} )"
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if (( ${Colors[${Index}]} > 0 ))
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then
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Colors[${Index}]=$(( ${Colors[${Index}]} - 1 ))
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fi
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update_color ${color}
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elif [ "${sym}" == "Escape" ]
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then
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#erase_block 11 1 15 32
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break
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elif [ "${sym}" == "0" ]
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then
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Colors[${Index}]=0
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update_color ${color}
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fi
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done
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restore_block 11 1 15 32
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sleep 10
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stty ${tmp}
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#sleep 0.10
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echo -n '[?25h'
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129
lib/vulgar.sh
129
lib/vulgar.sh
@ -21,7 +21,8 @@ send_csi_command()
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shift 1
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echo -n "[${1}"
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echo -n ""
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echo -n "[${1}"
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# First one no ';' prefix....
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#echo -n "${1}"
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@ -44,12 +45,22 @@ send_csi_command()
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save_block()
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{
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send_csi_command '$v' $* 1 $(( 25 + $1 )) $(( 25 + $2 )) $(( 25 + $3 )) $(( 25 + $4 )) 1
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_T=$1
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_L=$2
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_B=$3
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_R=$4
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send_csi_command '$v' $_T $_L $_B $_R 1 1 140 1
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}
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restore_block()
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{
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send_csi_command '$v' $(( 25 + $1 )) $(( 25 + $2 )) $(( 25 + $3 )) $(( 25 + $4 )) 1 $* 1
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_T=$1
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_L=$2
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_B=$3
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_R=$4
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_W=$(( ${_R} - ${_L} + 1 ))
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_H=$(( ${_B} - ${_T} + 1 ))
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send_csi_command '$v' 1 140 $_H $(( 140 + $_W - 1 )) 1 $_T $_L 1
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}
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##### END DECCRA Block ##############
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@ -97,6 +108,7 @@ write_string()
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_row=$1
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shift 1
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_col=$1
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shift 1
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while [ -n "$_str" ]
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do
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_ch=${_str:0:1}
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@ -151,47 +163,40 @@ build_box()
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read_key()
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{
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seq=""
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read -sn 1 key
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read -sN 1 key
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code=`printf "%x" "'$key"`
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seq=${code}
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seq=K${code}
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while read -t 0
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do
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read -sn 1 key
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read -sN 1 key
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code=`printf "%x" "'$key"`
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seq="${seq} ${code}"
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seq="${seq}${code}"
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done
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eval $1=\"${seq}\"
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}
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declare -A _keycodes
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_keycodes["K9"]="Tab"
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_keycodes["K20"]="Space"
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_keycodes["K1b"]="Escape"
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_keycodes["K1b5b41"]="Up"
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_keycodes["K1b5b42"]="Down"
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_keycodes["K1b5b44"]="Left"
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_keycodes["K1b5b43"]="Right"
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_keycodes["K30"]="0"
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translate_key()
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{
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_codes=${1}
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case "${codes}" in
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"1b 5b 41")
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echo "Up"
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;;
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"1b 5b 42")
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echo "Down"
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;;
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"1b 5b 44")
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echo "Left"
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;;
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"1b 5b 43")
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echo "Right"
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;;
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"1b")
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echo "Escape"
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;;
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*)
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echo "${codes}"
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;;
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esac
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if [[ ! -v _keycodes[$1] ]];
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then
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echo "MISS ($1)" > /dev/fd/2
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echo "$1"
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else
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_key="${_keycodes[${1}]}"
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#echo "HIT (${_key})" > /dev/fd/2
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echo ${_key}
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fi
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}
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@ -322,3 +327,61 @@ get_terminal_size()
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eval $1=\"${_rows}\"
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eval $2=\"${_cols}\"
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}
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#parse_color "${hex}" red green blue
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declare -A _hexdigits
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_hexdigits["0"]="0"
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_hexdigits["1"]="1"
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_hexdigits["2"]="2"
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_hexdigits["3"]="3"
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_hexdigits["4"]="4"
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_hexdigits["5"]="5"
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_hexdigits["6"]="6"
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_hexdigits["7"]="7"
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_hexdigits["8"]="8"
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_hexdigits["9"]="9"
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_hexdigits["10"]="a"
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_hexdigits["11"]="b"
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_hexdigits["12"]="c"
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_hexdigits["13"]="d"
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_hexdigits["14"]="e"
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_hexdigits["15"]="f"
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hexbyte()
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{
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echo -n "${_hexdigits[$((${1}/16))]}${_hexdigits[$((${1}%16))]}"
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}
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get_color_hex()
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{
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_color=$1
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_tmp=`stty -g`
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stty -echo
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echo -n ']4;'"${_color}"';?'
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read -sN 1 _ch # We know we'll get an Esc back, so drop it
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read -sN 1 _ch
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_hex=""
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while [ "${_ch}" != '' ]
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do
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_hex="${_hex}${_ch}"
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read -sN 1 _ch
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done
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stty ${_tmp}
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#echo "Hex Pre: ${_hex}"
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_hex=${_hex/]4;${_color};rgb:/}
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#echo "Hex: ${_hex}"
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_red=${_hex:0:2}
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_green=${_hex:5:2}
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_blue=${_hex:10:2}
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#echo "R: ${_red}"
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#echo "G: ${_green}"
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#echo "B: ${_blue}"
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eval $2=\"${_red}\"
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eval $3=\"${_green}\"
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eval $4=\"${_blue}\"
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}
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