mirror of
https://github.com/arthur-pbty/arthur-os.git
synced 2026-08-01 20:28:16 +02:00
73 lines
2.2 KiB
Bash
Executable File
73 lines
2.2 KiB
Bash
Executable File
#!/bin/bash
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# Render a Plymouth login-screen preview PNG by compositing the staged omarchy
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# theme assets (recolored with the given text color) onto the background.
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if [[ $# -ne 4 ]]; then
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echo "Usage: omarchy-plymouth-preview <background-hex> <text-hex> <path-to-logo.png> <output-path>" >&2
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exit 1
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fi
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bg_hex="${1#\#}"
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text_hex="${2#\#}"
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logo_path="$3"
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output_path="$4"
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if ! [[ $bg_hex =~ ^[0-9a-fA-F]{6}$ ]]; then
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echo "Invalid background color: $1 (expected #RRGGBB)" >&2
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exit 1
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fi
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if ! [[ $text_hex =~ ^[0-9a-fA-F]{6}$ ]]; then
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echo "Invalid text color: $2 (expected #RRGGBB)" >&2
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exit 1
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fi
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if [[ ! -f $logo_path ]]; then
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echo "Logo file not found: $logo_path" >&2
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exit 1
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fi
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staging_dir=$(mktemp -d)
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trap 'rm -rf "$staging_dir"' EXIT
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find ~/.local/share/omarchy/default/plymouth -maxdepth 1 -type f -exec cp -t "$staging_dir/" {} +
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cp "$logo_path" "$staging_dir/logo.png"
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for asset in bullet.png entry.png lock.png; do
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magick "$staging_dir/$asset" -channel RGB +level-colors "#$text_hex","#$text_hex" "$staging_dir/$asset"
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done
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canvas_w=1920
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canvas_h=1080
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logo_w=$(magick identify -format '%w' "$staging_dir/logo.png")
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logo_h=$(magick identify -format '%h' "$staging_dir/logo.png")
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entry_w=$(magick identify -format '%w' "$staging_dir/entry.png")
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entry_h=$(magick identify -format '%h' "$staging_dir/entry.png")
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lock_h=$(awk "BEGIN{print int($entry_h * 0.8)}")
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lock_w=$(awk "BEGIN{print int(84 * $lock_h / 96)}")
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logo_x=$(( (canvas_w - logo_w) / 2 ))
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logo_y=$(( (canvas_h - logo_h) / 2 ))
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entry_x=$(( (canvas_w - entry_w) / 2 ))
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entry_y=$(( logo_y + logo_h + 40 ))
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lock_x=$(( entry_x - lock_w - 15 ))
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lock_y=$(( entry_y + entry_h/2 - lock_h/2 ))
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bullet_y=$(( entry_y + entry_h/2 - 4 ))
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bullet_args=()
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for i in 0 1 2 3; do
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bx=$(( entry_x + 20 + i * 12 ))
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bullet_args+=( '(' "$staging_dir/bullet.png" -resize 7x7 ')' -geometry +${bx}+${bullet_y} -composite )
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done
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magick -size ${canvas_w}x${canvas_h} "xc:#$bg_hex" \
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"$staging_dir/logo.png" -geometry +${logo_x}+${logo_y} -composite \
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"$staging_dir/entry.png" -geometry +${entry_x}+${entry_y} -composite \
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\( "$staging_dir/lock.png" -resize ${lock_w}x${lock_h} \) -geometry +${lock_x}+${lock_y} -composite \
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"${bullet_args[@]}" \
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"$output_path"
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imv -f "$output_path"
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