@tsparticles/updater-size/tsparticles.updater.size.js

tsParticles particles size updater

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/* Updater v4.3.2 */
(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('@tsparticles/engine'), require('@tsparticles/animation-utils')) :
    typeof define === 'function' && define.amd ? define(['exports', '@tsparticles/engine', '@tsparticles/animation-utils'], factory) :
    (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory((global.__tsParticlesInternals = global.__tsParticlesInternals || {}, global.__tsParticlesInternals.updaters = global.__tsParticlesInternals.updaters || {}, global.__tsParticlesInternals.updaters.size = global.__tsParticlesInternals.updaters.size || {}), global.__tsParticlesInternals.engine, global.__tsParticlesInternals.animation.utils));
})(this, (function (exports, engine, animationUtils) { 'use strict';

    class SizeAnimation extends engine.RangedAnimationOptions {
        destroy = engine.DestroyType.none;
        load(data) {
            super.load(data);
            if (engine.isNull(data)) {
                return;
            }
            engine.loadProperty(this, "destroy", data.destroy);
        }
    }

    class Size extends engine.RangedAnimationValueWithRandom {
        animation = new SizeAnimation();
        value = 3;
        load(data) {
            super.load(data);
            if (engine.isNull(data)) {
                return;
            }
            const animation = data.animation;
            if (animation !== undefined) {
                this.animation.load(animation);
            }
        }
    }

    const minLoops = 0;
    class SizeUpdater {
        #container;
        constructor(container) {
            this.#container = container;
        }
        init(particle) {
            const container = this.#container, sizeOptions = particle.options.size;
            if (!sizeOptions) {
                return;
            }
            const sizeAnimation = sizeOptions.animation;
            if (!sizeAnimation.enable) {
                return;
            }
            particle.size.velocity = (particle.retina.sizeAnimationSpeed / engine.percentDenominator) * container.retina.reduceFactor;
            if (sizeAnimation.sync) {
                return;
            }
            particle.size.velocity *= engine.getRandom();
        }
        isEnabled(particle) {
            return (!particle.destroyed &&
                !particle.spawning &&
                particle.size.enable &&
                ((particle.size.maxLoops ?? minLoops) <= minLoops ||
                    ((particle.size.maxLoops ?? minLoops) > minLoops &&
                        (particle.size.loops ?? minLoops) < (particle.size.maxLoops ?? minLoops))));
        }
        loadOptions(options, ...sources) {
            engine.loadOptionProperty(options, "size", Size, ...sources);
        }
        preInit(particle) {
            const pxRatio = this.#container.retina.pixelRatio, options = particle.options, sizeOptions = options.size;
            if (!sizeOptions) {
                return;
            }
            particle.size = animationUtils.initParticleNumericAnimationValue(sizeOptions, pxRatio);
            particle.retina.sizeAnimationSpeed = engine.getRangeValue(sizeOptions.animation.speed) * pxRatio;
        }
        reset(particle) {
            particle.size.time = 0;
            particle.size.loops = 0;
        }
        update(particle, delta) {
            if (!this.isEnabled(particle) || !particle.options.size) {
                return;
            }
            animationUtils.updateAnimation(particle, particle.size, true, particle.options.size.animation.destroy, delta);
        }
    }

    async function loadSizeUpdater(engine) {
        engine.checkVersion("4.3.2");
        await engine.pluginManager.register(e => {
            e.pluginManager.addParticleUpdater("size", container => {
                return Promise.resolve(new SizeUpdater(container));
            });
        });
    }

    const globalObject = globalThis;
    globalObject.__tsParticlesInternals = globalObject.__tsParticlesInternals ?? {};
    globalObject.loadSizeUpdater = loadSizeUpdater;

    exports.loadSizeUpdater = loadSizeUpdater;

}));
Object.assign(globalThis.window || globalThis, { loadSizeUpdater: (globalThis.__tsParticlesInternals.updaters.size || {}).loadSizeUpdater });
delete (globalThis.window || globalThis).tsparticlesInternalExports;