js-draw/dist/mjs/rendering/caching/testUtils.mjs

Draw pictures using a pen, touchscreen, or mouse! JS-draw is a drawing library for JavaScript and TypeScript.

import { Vec2 } from '@js-draw/math';
import  DummyRenderer  from '../renderers/DummyRenderer.mjs';
import  createEditor  from '../../testing/createEditor.mjs';
import  RenderingCache  from './RenderingCache.mjs';
// Override any default test options with [cacheOptions]
export const createCache = (onRenderAlloc, cacheOptions) => {
    const editor = createEditor();
    const cache = new RenderingCache({
        createRenderer() {
            const renderer = new DummyRenderer(editor.viewport);
            onRenderAlloc?.(renderer);
            return renderer;
        },
        isOfCorrectType(renderer) {
            return renderer instanceof DummyRenderer;
        },
        blockResolution: Vec2.of(500, 500),
        cacheSize: 500 * 10 * 4,
        maxScale: 2,
        minProportionalRenderTimePerCache: 0,
        minProportionalRenderTimeToUseCache: 0,
        ...cacheOptions,
    });
    return {
        cache,
        editor,
    };
};