signal-desktop/ts/mediaEditor/MediaEditorFabricSticker.ts
2024-11-05 09:25:02 +10:00

47 lines
1.6 KiB
TypeScript

// Copyright 2021 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { fabric } from 'fabric';
import { loadImage } from '../util/loadImage';
import { customFabricObjectControls } from './util/customFabricObjectControls';
export class MediaEditorFabricSticker extends fabric.Image {
constructor(
element: string | HTMLImageElement | HTMLVideoElement,
options: fabric.IImageOptions = {}
) {
// Fabric seems to have issues when passed a string, but not an Image.
let normalizedElement: undefined | HTMLImageElement | HTMLVideoElement;
if (typeof element === 'string') {
normalizedElement = new Image();
normalizedElement.src = element;
} else {
normalizedElement = element;
}
super(normalizedElement, options);
this.on('modified', () => this.canvas?.bringToFront(this));
}
static async fromObject(
// eslint-disable-next-line max-len
// eslint-disable-next-line @typescript-eslint/no-explicit-any, @typescript-eslint/explicit-module-boundary-types
options: any,
callback: (_: MediaEditorFabricSticker | null, isError: boolean) => unknown
): Promise<void> {
let { src } = options;
try {
if (typeof src === 'string') {
src = await loadImage(src);
}
callback(new MediaEditorFabricSticker(src, options), false);
} catch {
callback(null, true);
}
}
}
MediaEditorFabricSticker.prototype.type = 'MediaEditorFabricSticker';
MediaEditorFabricSticker.prototype.borderColor = '#ffffff';
MediaEditorFabricSticker.prototype.controls = customFabricObjectControls;