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import type Gtk from "gi://Gtk?version=3.0"
import GLib from "gi://GLib?version=2.0"
import { range } from "lib/utils"
import options from "options"
type ProgressProps = {
height?: number
width?: number
vertical?: boolean
child: Gtk.Widget
}
export default ({
height = 18,
width = 180,
vertical = false,
child,
}: ProgressProps) => {
const fill = Widget.Box({
class_name: "fill",
hexpand: vertical,
vexpand: !vertical,
hpack: vertical ? "fill" : "start",
vpack: vertical ? "end" : "fill",
child,
})
const container = Widget.Box({
class_name: "progress",
child: fill,
css: `
min-width: ${width}px;
min-height: ${height}px;
`,
})
let fill_size = 0
let animations: number[] = []
return Object.assign(container, {
setValue(value: number) {
if (value < 0)
return
if (animations.length > 0) {
for (const id of animations)
GLib.source_remove(id)
animations = []
}
const axis = vertical ? "height" : "width"
const axisv = vertical ? height : width
const min = vertical ? width : height
const preferred = (axisv - min) * value + min
if (!fill_size) {
fill_size = preferred
fill.css = `min-${axis}: ${preferred}px;`
return
}
const frames = options.transition.value / 10
const goal = preferred - fill_size
const step = goal / frames
animations = range(frames, 0).map(i => Utils.timeout(5 * i, () => {
fill_size += step
fill.css = `min-${axis}: ${fill_size}px`
animations.shift()
}))
},
})
}
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