quickshell/services/Thumbnailer.qml
2025-06-10 15:34:15 +02:00

72 lines
1.9 KiB
QML

pragma Singleton
pragma ComponentBehavior: Bound
import "root:/utils"
import Quickshell
import Quickshell.Io
import QtQuick
Singleton {
id: root
readonly property string thumbDir: `${Paths.cache}/thumbnails`.slice(7)
function go(obj: var): var {
return thumbComp.createObject(obj, {
originalPath: obj.path,
width: obj.width,
height: obj.height,
loadOriginal: obj.loadOriginal
});
}
component Thumbnail: QtObject {
id: obj
required property string originalPath
required property int width
required property int height
required property bool loadOriginal
property string path
readonly property Process proc: Process {
running: true
command: ["fish", "-c", `
set -l path "${root.thumbDir}/$(sha1sum ${obj.originalPath} | cut -d ' ' -f 1)@${obj.width}x${obj.height}-exact.png"
if test -f $path
echo $path
else
echo 'start'
set -l size (identify -ping -format '%w\n%h' ${obj.originalPath})
if test $size[1] -gt ${obj.width} -o $size[2] -gt ${obj.height}
magick ${obj.originalPath} -${obj.width > 1024 || obj.height > 1024 ? "resize" : "thumbnail"} ${obj.width}x${obj.height}^ -background none -gravity center -extent ${obj.width}x${obj.height} -unsharp 0x.5 $path
else
cp ${obj.originalPath} $path
end
echo $path
end`]
stdout: SplitParser {
onRead: data => {
if (data === "start") {
if (obj.loadOriginal)
obj.path = obj.originalPath;
} else {
obj.path = data;
}
}
}
}
function reload(): void {
proc.signal(9);
proc.running = true;
}
}
Component {
id: thumbComp
Thumbnail {}
}
}