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<script lang="ts">
import { createEventDispatcher } from "svelte";
import { BlockLabel } from "@gradio/atoms";
import { Image as ImageIcon } from "@gradio/icons";
import { Upload } from "@gradio/upload";
import type { FileData, Client } from "@gradio/client";
import ClearImage from "./ClearImage.svelte";
export let value: null | FileData;
export let label: string | undefined = undefined;
export let show_label: boolean;
export let root: string;
export let upload: Client["upload"];
export let stream_handler: Client["stream"];
let upload_component: Upload;
let uploading = false;
function handle_upload({ detail }: CustomEvent<FileData>): void {
value = detail;
dispatch("upload");
}
$: if (uploading) value = null;
const dispatch = createEventDispatcher<{
change?: never;
clear?: never;
drag: boolean;
upload?: never;
}>();
let dragging = false;
$: dispatch("drag", dragging);
</script>
<BlockLabel {show_label} Icon={ImageIcon} label={label || "Image"} />
<div data-testid="image" class="image-container">
{#if value?.url}
<ClearImage
on:remove_image={() => {
value = null;
dispatch("clear");
}}
/>
{/if}
<div class="upload-container">
<Upload
{upload}
{stream_handler}
hidden={value !== null}
bind:this={upload_component}
bind:uploading
bind:dragging
filetype="image/*"
on:load={handle_upload}
on:error
{root}
>
{#if value === null}
<slot />
{/if}
</Upload>
{#if value !== null}
<div class="image-frame">
<img src={value.url} alt={value.alt_text} />
</div>
{/if}
</div>
</div>
<style>
.image-frame :global(img) {
width: var(--size-full);
height: var(--size-full);
object-fit: scale-down;
}
.image-frame {
width: 100%;
height: 100%;
}
.upload-container {
height: 100%;
flex-shrink: 1;
max-height: 100%;
}
.image-container {
display: flex;
height: 100%;
flex-direction: column;
justify-content: center;
align-items: center;
max-height: 100%;
}
</style>
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