budibase/packages/client/src/components/preview/DNDPositionIndicator.svelte

65 lines
1.5 KiB
Svelte

<script>
import Indicator from "./Indicator.svelte"
import { Sides } from "./DNDHandler.svelte"
export let dropInfo
export let zIndex
export let color
export let transition
$: dimensions = getDimensions(dropInfo)
$: prefix = dropInfo?.mode === "above" ? "Before" : "After"
$: text = `${prefix} ${dropInfo?.name}`
$: renderKey = `${dropInfo?.target}-${dropInfo?.side}`
const getDimensions = info => {
const { bounds, side } = info ?? {}
if (!bounds || !side) {
return null
}
// Get preview offset
const root = document.getElementById("clip-root")
const rootBounds = root.getBoundingClientRect()
// Subtract preview offset from bounds
let { left, top, width, height } = bounds
left -= rootBounds.left
top -= rootBounds.top
// Determine position
if (side === Sides.Top || side === Sides.Bottom) {
return {
top: side === Sides.Top ? top - 4 : top + height,
left: left - 2,
width: width + 4,
height: 0,
}
} else {
return {
top: top - 2,
left: side === Sides.Left ? left - 4 : left + width,
width: 0,
height: height + 4,
}
}
}
</script>
{#key renderKey}
{#if dimensions && dropInfo?.mode !== "inside"}
<Indicator
left={Math.round(dimensions.left)}
top={Math.round(dimensions.top)}
width={dimensions.width}
height={dimensions.height}
{text}
{zIndex}
{color}
{transition}
alignRight={dropInfo?.side === Sides.Right}
line
/>
{/if}
{/key}