48 lines
2.6 KiB
JavaScript
48 lines
2.6 KiB
JavaScript
(function (factory) {
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if (typeof module === "object" && typeof module.exports === "object") {
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var v = factory(require, exports);
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if (v !== undefined) module.exports = v;
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}
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else if (typeof define === "function" && define.amd) {
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define(["require", "exports", "../Utils/NumberUtils", "../Utils/Utils"], factory);
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}
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})(function (require, exports) {
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.Retina = void 0;
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const NumberUtils_1 = require("../Utils/NumberUtils");
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const Utils_1 = require("../Utils/Utils");
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class Retina {
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constructor(container) {
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this.container = container;
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}
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init() {
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const container = this.container, options = container.actualOptions;
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this.pixelRatio = !options.detectRetina || (0, Utils_1.isSsr)() ? 1 : window.devicePixelRatio;
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this.reduceFactor = 1;
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const ratio = this.pixelRatio;
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if (container.canvas.element) {
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const element = container.canvas.element;
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container.canvas.size.width = element.offsetWidth * ratio;
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container.canvas.size.height = element.offsetHeight * ratio;
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}
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const particles = options.particles;
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this.attractDistance = (0, NumberUtils_1.getRangeValue)(particles.move.attract.distance) * ratio;
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this.sizeAnimationSpeed = (0, NumberUtils_1.getRangeValue)(particles.size.animation.speed) * ratio;
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this.maxSpeed = (0, NumberUtils_1.getRangeValue)(particles.move.gravity.maxSpeed) * ratio;
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}
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initParticle(particle) {
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const options = particle.options, ratio = this.pixelRatio, moveDistance = options.move.distance, props = particle.retina;
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props.attractDistance = (0, NumberUtils_1.getRangeValue)(options.move.attract.distance) * ratio;
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props.moveDrift = (0, NumberUtils_1.getRangeValue)(options.move.drift) * ratio;
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props.moveSpeed = (0, NumberUtils_1.getRangeValue)(options.move.speed) * ratio;
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props.sizeAnimationSpeed = (0, NumberUtils_1.getRangeValue)(options.size.animation.speed) * ratio;
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const maxDistance = props.maxDistance;
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maxDistance.horizontal = moveDistance.horizontal !== undefined ? moveDistance.horizontal * ratio : undefined;
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maxDistance.vertical = moveDistance.vertical !== undefined ? moveDistance.vertical * ratio : undefined;
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props.maxSpeed = (0, NumberUtils_1.getRangeValue)(options.move.gravity.maxSpeed) * ratio;
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}
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}
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exports.Retina = Retina;
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});
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