anki/ts/editable/Mathjax.svelte
2021-09-15 13:32:31 +02:00

47 lines
1.1 KiB
Svelte

<!--
Copyright: Ankitects Pty Ltd and contributors
License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
-->
<script lang="ts">
import { convertMathjax } from "./mathjax";
export let mathjax: string;
export let type: "inline" | "block" | "chemistry";
let edit = false;
$: delimiters = type === "inline" ? ["\\(", "\\)"] : ["\\[", "\\]"];
$: converted = convertMathjax(`${delimiters[0]}${mathjax}${delimiters[1]}`);
function autofocus(element: HTMLElement): void {
element.focus();
}
</script>
{#if edit}
{#if type === "block"}
<div
contenteditable="true"
bind:innerHTML={mathjax}
on:blur={() => (edit = false)}
use:autofocus
/>
{:else}
<span
contenteditable="true"
bind:innerHTML={mathjax}
on:blur={() => (edit = false)}
use:autofocus
/>
{/if}
{:else}
<div class="d-contents" on:click={() => (edit = true)}>
{@html converted}
</div>
{/if}
<style lang="scss">
.d-contents {
display: contents;
}
</style>