tldraw/dist-esm/lib/TldrawImage.mjs

A tiny little drawing editor.

import { jsx } from "react/jsx-runtime";
import {
  Editor,
  mergeArraysAndReplaceDefaults,
  useShallowArrayIdentity,
  useTLStore
} from "@tldraw/editor";
import { memo, useEffect, useLayoutEffect, useMemo, useState } from "react";
import { defaultBindingUtils } from "./defaultBindingUtils.mjs";
import { defaultShapeUtils } from "./defaultShapeUtils.mjs";
import { defaultAddFontsFromNode, tipTapDefaultExtensions } from "./utils/text/richText.mjs";
const defaultTextOptions = {
  tipTapConfig: {
    extensions: tipTapDefaultExtensions
  },
  addFontsFromNode: defaultAddFontsFromNode
};
const TldrawImage = memo(function TldrawImage2(props) {
  const [url, setUrl] = useState(null);
  const [container, setContainer] = useState(null);
  const _shapeUtils = useShallowArrayIdentity(props.shapeUtils ?? []);
  const shapeUtilsWithDefaults = useMemo(
    () => mergeArraysAndReplaceDefaults("type", _shapeUtils, defaultShapeUtils),
    [_shapeUtils]
  );
  const _bindingUtils = useShallowArrayIdentity(props.bindingUtils ?? []);
  const bindingUtilsWithDefaults = useMemo(
    () => mergeArraysAndReplaceDefaults("type", _bindingUtils, defaultBindingUtils),
    [_bindingUtils]
  );
  const store = useTLStore({ snapshot: props.snapshot, shapeUtils: shapeUtilsWithDefaults });
  const {
    pageId,
    bounds,
    scale,
    pixelRatio,
    background,
    padding,
    darkMode,
    preserveAspectRatio,
    format = "svg",
    licenseKey,
    assetUrls,
    textOptions = defaultTextOptions
  } = props;
  useLayoutEffect(() => {
    if (!container) return;
    if (!store) return;
    let isCancelled = false;
    const tempElm = document.createElement("div");
    container.appendChild(tempElm);
    container.classList.add("tl-container", "tl-theme__light");
    const editor = new Editor({
      store,
      shapeUtils: shapeUtilsWithDefaults,
      bindingUtils: bindingUtilsWithDefaults,
      tools: [],
      getContainer: () => tempElm,
      licenseKey,
      fontAssetUrls: assetUrls?.fonts,
      textOptions
    });
    if (pageId) editor.setCurrentPage(pageId);
    const shapeIds = editor.getCurrentPageShapeIds();
    async function setSvg() {
      const imageResult = await editor.toImage([...shapeIds], {
        bounds,
        scale,
        background,
        padding,
        darkMode,
        preserveAspectRatio,
        format
      });
      if (!imageResult || isCancelled) return;
      const url2 = URL.createObjectURL(imageResult.blob);
      setUrl(url2);
      editor.dispose();
    }
    setSvg();
    return () => {
      isCancelled = true;
    };
  }, [
    format,
    container,
    store,
    shapeUtilsWithDefaults,
    bindingUtilsWithDefaults,
    pageId,
    bounds,
    scale,
    background,
    padding,
    darkMode,
    preserveAspectRatio,
    licenseKey,
    pixelRatio,
    assetUrls,
    textOptions
  ]);
  useEffect(() => {
    return () => {
      if (url) URL.revokeObjectURL(url);
    };
  }, [url]);
  return /* @__PURE__ */ jsx("div", { ref: setContainer, style: { position: "relative", width: "100%", height: "100%" }, children: url && /* @__PURE__ */ jsx(
    "img",
    {
      src: url,
      referrerPolicy: "strict-origin-when-cross-origin",
      style: { width: "100%", height: "100%" }
    }
  ) });
});
export {
  TldrawImage
};
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