@tsparticles/interaction-external-trail/umd/TrailMaker.js

tsParticles trail external interaction

(function (factory) {
    if (typeof module === "object" && typeof module.exports === "object") {
        var v = factory(require, exports);
        if (v !== undefined) module.exports = v;
    }
    else if (typeof define === "function" && define.amd) {
        define(["require", "exports", "@tsparticles/engine", "./Options/Classes/Trail.js"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    exports.TrailMaker = void 0;
    const engine_1 = require("@tsparticles/engine");
    const Trail_js_1 = require("./Options/Classes/Trail.js");
    const trailMode = "trail";
    class TrailMaker extends engine_1.ExternalInteractorBase {
        constructor(container) {
            super(container);
            this._delay = 0;
        }
        clear() {
        }
        init() {
        }
        interact(delta) {
            const container = this.container, { interactivity } = container;
            if (!container.retina.reduceFactor) {
                return;
            }
            const options = container.actualOptions, trailOptions = options.interactivity.modes.trail;
            if (!trailOptions) {
                return;
            }
            const optDelay = (trailOptions.delay * engine_1.millisecondsToSeconds) / this.container.retina.reduceFactor;
            if (this._delay < optDelay) {
                this._delay += delta.value;
            }
            if (this._delay < optDelay) {
                return;
            }
            const canEmit = !(trailOptions.pauseOnStop &&
                (interactivity.mouse.position === this._lastPosition ||
                    (interactivity.mouse.position?.x === this._lastPosition?.x &&
                        interactivity.mouse.position?.y === this._lastPosition?.y)));
            const mousePos = container.interactivity.mouse.position;
            if (mousePos) {
                this._lastPosition = { ...mousePos };
            }
            else {
                delete this._lastPosition;
            }
            if (canEmit) {
                container.particles.push(trailOptions.quantity, container.interactivity.mouse, trailOptions.particles);
            }
            this._delay -= optDelay;
        }
        isEnabled(particle) {
            const container = this.container, options = container.actualOptions, mouse = container.interactivity.mouse, events = (particle?.interactivity ?? options.interactivity).events;
            return ((mouse.clicking && mouse.inside && !!mouse.position && (0, engine_1.isInArray)(trailMode, events.onClick.mode)) ||
                (mouse.inside && !!mouse.position && (0, engine_1.isInArray)(trailMode, events.onHover.mode)));
        }
        loadModeOptions(options, ...sources) {
            if (!options.trail) {
                options.trail = new Trail_js_1.Trail();
            }
            for (const source of sources) {
                options.trail.load(source?.trail);
            }
        }
        reset() {
        }
    }
    exports.TrailMaker = TrailMaker;
});