initial commit

hex2rgb

@@ -0,0 +1,129 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# Set default modes
+json_mode=0
+alpha_mode=0
+name_mode=0
+
+# Function to display help message
+show_help() {
+  cat <<EOF
+Usage: ${0##*/} [OPTIONS] [HEX_COLOR ...]
+
+Convert hex color codes to RGB/RGBA and show a preview.
+
+Options:
+  --pick         Pick a color using wl-colorpicker-plasma
+  --alpha        Interpret 8-digit hex codes (RRGGBBAA) and include alpha
+  --json         Output in JSON format: {"hex":"#rrggbb","rgb":[r,g,b]}
+  --name         Lookup and display nearest color name using thecolorapi.com
+                 Requires: curl, jq, internet access
+  --help, -h     Show this help message
+
+Examples:
+  ${0##*/} "#534145" "#433f43"
+  echo "#123456" | ${0##*/}
+  ${0##*/} --pick --alpha --json --name
+
+EOF
+}
+
+hex_to_rgba() {
+  local hex="$1"
+  local clean_hex="${hex#\#}"
+
+  # Validate and normalize hex
+  if [[ "$clean_hex" =~ ^[0-9A-Fa-f]{6}$ ]]; then
+    clean_hex="${clean_hex}FF" # Assume full opacity
+  elif [[ "$clean_hex" =~ ^[0-9A-Fa-f]{8}$ ]]; then
+    : # already has alpha
+  else
+    echo "Invalid hex color: $hex" >&2
+    return 1
+  fi
+
+  local r=$((16#${clean_hex:0:2}))
+  local g=$((16#${clean_hex:2:2}))
+  local b=$((16#${clean_hex:4:2}))
+  local a=$((16#${clean_hex:6:2}))
+  local name=""
+
+  if [[ $name_mode -eq 1 ]]; then
+    local api="https://www.thecolorapi.com/id?hex=${clean_hex:0:6}"
+    name=$(curl -s "$api" | jq -r '.name.value // empty')
+  fi
+
+  if [[ $json_mode -eq 1 ]]; then
+    if [[ $alpha_mode -eq 1 ]]; then
+      printf '{"hex":"#%s","rgba":[%d,%d,%d,%d]' "$clean_hex" "$r" "$g" "$b" "$a"
+    else
+      printf '{"hex":"#%s","rgb":[%d,%d,%d]' "${clean_hex:0:6}" "$r" "$g" "$b"
+    fi
+    [[ -n "$name" ]] && printf ',"name":"%s"' "$name"
+    echo "}"
+  else
+    if [[ $alpha_mode -eq 1 ]]; then
+      printf "\033[2mHEX:\033[0m #%s \033[2m→ RGBA(\033[0m%3d, %3d, %3d, %3d\033[2m)\033[0m → \033[48;2;%d;%d;%dm  \033[0m" \
+        "$clean_hex" "$r" "$g" "$b" "$a" "$r" "$g" "$b"
+    else
+      printf "\033[2mHEX:\033[0m #%s \033[2m→ RGB(\033[0m%3d, %3d, %3d\033[2m)\033[0m → \033[48;2;%d;%d;%dm  \033[0m" \
+        "${clean_hex:0:6}" "$r" "$g" "$b" "$r" "$g" "$b"
+    fi
+    [[ -n "$name" ]] && printf " \033[2m→ Name:\033[0m %s" "$name"
+    echo
+  fi
+}
+
+# Main
+if [[ $# -eq 0 ]] && [[ -t 0 ]]; then
+  show_help
+  exit 0
+fi
+
+args=()
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+  --help | -h)
+    show_help
+    exit 0
+    ;;
+  --pick)
+    if ! command -v wl-colorpicker-plasma &>/dev/null; then
+      echo "Error: wl-colorpicker-plasma not found in PATH" >&2
+      exit 1
+    fi
+    picked="$(wl-colorpicker-plasma)"
+    [[ -n "$picked" ]] && args+=("$picked")
+    ;;
+  --json)
+    json_mode=1
+    ;;
+  --alpha)
+    alpha_mode=1
+    ;;
+  --name)
+    name_mode=1
+    ;;
+  -*)
+    echo "Unknown option: $1" >&2
+    exit 1
+    ;;
+  *)
+    args+=("$1")
+    ;;
+  esac
+  shift
+done
+
+# If input is piped in, add to args
+if [[ ! -t 0 ]]; then
+  while read -r line; do
+    [[ -n "$line" ]] && args+=("$line")
+  done
+fi
+
+# Run conversion
+for hex in "${args[@]}"; do
+  hex_to_rgba "$hex"
+done

wl-colorpicker-plasma.py

@@ -0,0 +1,20 @@
+#!/usr/bin/python3
+
+from PyQt6.QtDBus import QDBusConnection, QDBusMessage, QDBusPendingReply, QDBusPendingCallWatcher
+from PyQt6.QtCore import QCoreApplication
+from PyQt6.QtGui import QColor
+import sys
+
+def colorPicked():
+    reply = QDBusPendingReply(call)
+    if reply.isError():
+        print(reply.error().message())
+    else:
+        print(QColor(reply.argumentAt(0)[0]).name())
+        
+app = QCoreApplication(sys.argv)
+msg = QDBusMessage.createMethodCall("org.kde.KWin", "/ColorPicker", "org.kde.kwin.ColorPicker", "pick")
+call = QDBusConnection.sessionBus().asyncCall(msg)
+watcher = QDBusPendingCallWatcher(call, app)
+watcher.finished.connect(colorPicked)
+watcher.waitForFinished()