radames's picture
click to pain
b4efffa
raw
history blame
2.18 kB
<script lang="ts">
import LoadingIcon from '$lib/LoadingIcon.svelte';
import { drag } from 'd3-drag';
import { select } from 'd3-selection';
import { round } from '$lib/utils';
import type { ZoomTransform } from 'd3-zoom';
import { onMount } from 'svelte';
import { loadingState } from '$lib/store';
import { useMyPresence } from '$lib/liveblocks';
const myPresence = useMyPresence();
export let transform: ZoomTransform;
export let color = 'black';
let position = {
x: transform.invertX(768),
y: transform.invertX(768)
};
let frameElement: HTMLDivElement;
$: coord = {
x: transform.applyX(position.x),
y: transform.applyY(position.y)
};
$: prompt = $myPresence?.currentPrompt
onMount(() => {
function dragstarted(event: Event) {
// console.log(event);
}
function dragged(event: Event) {
const x = round(transform.invertX(event.x) - 512 / 2);
const y = round(transform.invertY(event.y) - 512 / 2);
position = {
x,
y
};
}
function dragended(event: Event) {
const x = round(transform.invertX(event.x) - 512 / 2);
const y = round(transform.invertY(event.y) - 512 / 2);
myPresence.update({
frame: {
x,
y
}
});
}
const dragHandler = drag().on('start', dragstarted).on('drag', dragged).on('end', dragended);
select(frameElement).call(dragHandler as any);
});
</script>
<div
bind:this={frameElement}
class="frame z-0 flex relative"
style={`transform: translateX(${coord.x}px) translateY(${coord.y}px) scale(${transform.k});
background-image: linear-gradient(${color}, rgba(255,255,255,0));
color: ${color};
`}
>
<div class="small-frame z-0 flex relative" />
{$loadingState}
<LoadingIcon />
<h2 class="text-lg">Click to paint</h2>
<div class="absolute bottom-0 font-bold">{prompt}</div>
</div>
<style lang="postcss" scoped>
.frame {
@apply absolute top-0 left-0 border-2 border-spacing-3 border-sky-500 w-[512px] h-[512px];
transform-origin: 0 0;
}
.small-frame {
@apply pointer-events-none touch-none absolute top-1/2 left-1/2 border-2 border-spacing-3 border-sky-500 w-[256px] h-[256px];
transform: translateX(-50%) translateY(-50%);
}
</style>