@figliolia/ripples/dist/cjs/Options.js

WebGL ripples based on the clever work of Pim Schreurs

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Options = void 0;
class Options {
    constructor(options) {
        const configuration = this.configure(options);
        this.imageUrl = configuration.imageUrl;
        this.dropRadius = configuration.dropRadius;
        this.interactive = configuration.interactive;
        this.perturbance = configuration.perturbance;
        this.crossOrigin = configuration.crossOrigin;
        this.onInitialized = configuration.onInitialized;
        this.resolution = this.extractResolution(configuration.resolution);
    }
    configure(options) {
        return Object.assign({}, Options.defaults, options);
    }
    extractResolution(resolution) {
        if (typeof resolution === "number") {
            return resolution;
        }
        if (typeof window.devicePixelRatio === "number") {
            return Math.max(Options.defaults.resolution, 256 * window.devicePixelRatio);
        }
        return Options.defaults.resolution;
    }
    extractUrl(value) {
        const urlMatch = /url\(["']?([^"']*)["']?\)/.exec(value);
        if (urlMatch == null) {
            return null;
        }
        return urlMatch[1];
    }
    isDataUri(url) {
        return url.match(/^data:/);
    }
}
exports.Options = Options;
Options.defaults = {
    imageUrl: null,
    resolution: 512,
    dropRadius: 10,
    perturbance: 0.02,
    interactive: true,
    crossOrigin: "",
};