(scripts) added colour picker to screenshot script

scripts/x11-screenshot.sh

@@ -1,12 +1,14 @@
 #!/usr/bin/env bash
 
 unset use_clipboard
-if [[ "$1" == "-c" ]] || [[ "$1" == "--clipboard" ]]; then
+if [[ "$1" == "--clipboard" ]]; then
     use_clipboard="true"
+elif [[ "$1" == "--colour" ]]; then
+    pick_colour="true"
 fi
 
-if ! $(which maim &>/dev/null); then
-    notify-send "[screenshot]" "missing \`maim\`"
+if ! $(which slop &>/dev/null); then
+    notify-send "[screenshot]" "missing \`slop\`"
     exit 1
 fi
 if [[ -n "${use_clipboard}" ]] && ! $(which xclip &>/dev/null); then
@@ -14,13 +16,37 @@ if [[ -n "${use_clipboard}" ]] && ! $(which xclip &>/dev/null); then
     exit 1
 fi
 
-if [[ -z "${use_clipboard}" ]]; then
-    screenshots_path="${HOME}/screenshots"
-    echo "${screenshots_path}"
-    if [[ ! -d "${screenshots_path}" ]]; then
-        mkdir "${screenshots_path}"
-    fi
-    maim -suo "${screenshots_path}/$(date '+%Y%m%d_%H%M%S').png"
-else
-    maim -suo | xclip -selection clipboard -t image/png
+screenshots_path="${HOME}/screenshots"
+if [[ ! -d "${screenshots_path}" ]]; then
+    mkdir "${screenshots_path}"
 fi
+temp_file="${screenshots_path}/temporary.png"
+
+maim -suo -f png -t 0 "${temp_file}"
+
+# meh!
+function colour_picker {
+    colour_value="$(magick "${temp_file}" -scale 1x1\! -format "#%[hex:p{0,0}]" info:)"
+    notify-send "[colour picker]" "${colour_value}"
+    echo "${colour_value}" | xclip -selection clipboard
+    remove_temporary_file
+}
+
+function clipboard {
+    xclip -selection clipboard -t image/png <"${temp_file}"
+    remove_temporary_file
+}
+
+function save_screenshot {
+    mv "${temp_file}" "${screenshots_path}/$(date '+%Y%m%d_%H%M%S').png"
+}
+
+function remove_temporary_file {
+    rm "${temp_file}"
+}
+
+case "$1" in
+"clipboard") clipboard ;;
+"colour") colour_picker ;;
+*) save_screenshot ;;
+esac