tooltip: break text to not overflow img border
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xkcdlock
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xkcdlock
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@ -23,7 +23,9 @@
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#
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# TODO:
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# - Make sure we do not exceed screen boundaries in x and y
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# - Prevent text overflow wrt tooltip
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# - Convert non-png to png
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# - Improve tooltip text border overflow prevention
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# wrt display resolution (and font size?)
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# - Add support for other screen lockers
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# - Parallelize downloads
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@ -44,8 +46,10 @@ IMG_PATH="${HOME}/Pictures/xkcd_comics"
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IMG_DEFAULT="not_really_into_pokemon.png"
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# background colour
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BG_COLOUR="white"
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# Break tooltip every x char to prevent border overflow
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TOOLTIP_MAX_LINE_LEN=120
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declare -a DEPS=("xrandr" "awk" "curl" "convert" "recode")
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declare -a DEPS=("xrandr" "awk" "curl" "convert" "recode" "sed" "shuf")
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declare -a DEPS_LOCKER=("i3lock" "swaylock")
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DOWNLOAD_DISCLAIMER="\nThe downloaded images will end up in your current working directory.\n\
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@ -181,6 +185,23 @@ xkcd_get_img_tooltip() {
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echo $(curl -sL $url | grep -A 1 '<div id=\"comic\">' | awk -F "\"" '/src=/ {print $4}' | recode html..UTF8)
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}
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xkcd_format_tooltip() {
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local ntext=${#text}
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local nbreaks=$((ntext / TOOLTIP_MAX_LINE_LEN))
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local nbreak=$((ntext - TOOLTIP_MAX_LINE_LEN))
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local m=$((nbreaks * TOOLTIP_MAX_LINE_LEN))
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local nrest=$((ntext - m - 1))
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if (( "$nbreak" > 0 )); then
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local text_tok_start=${text:0:$nrest}
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local text_tok_end=${text:ntok_end}
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text_tok_end=`echo "$text_tok_end" | sed "s/.\{$TOOLTIP_MAX_LINE_LEN\}/&\\n/g"`
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echo "${text_tok_start}\\n${text_tok_end}"
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else
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echo "$text"
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fi
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}
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get_nscreens() {
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local nscreens=$(xrandr -q | awk '/ connected/ {count++} END {print count}')
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echo "$nscreens"
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@ -256,7 +277,8 @@ prepare_image() {
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local res=$(screen_get_highest_resolution)
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local img_name=$(xkcd_get_img_name_from_file $img_fn)
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local img_nr=$(xkcd_get_img_nr $img_name)
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local img_tooltip=$(xkcd_get_img_tooltip $img_nr)
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local text=$(xkcd_get_img_tooltip $img_nr)
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img_tooltip=$(xkcd_format_tooltip $text)
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local tmp_file_r=$(resize_image $img_fn $res)
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local tmp_file_c=$(center_image $tmp_file_r $res)
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