93 lines
5.5 KiB
JavaScript
93 lines
5.5 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", "tsparticles-engine", "./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.BaseMover = void 0;
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const tsparticles_engine_1 = require("tsparticles-engine");
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const Utils_1 = require("./Utils");
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class BaseMover {
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init(particle) {
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var _a;
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const container = particle.container, options = particle.options, gravityOptions = options.move.gravity, spinOptions = options.move.spin;
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particle.gravity = {
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enable: gravityOptions.enable,
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acceleration: (0, tsparticles_engine_1.getRangeValue)(gravityOptions.acceleration),
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inverse: gravityOptions.inverse,
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};
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if (spinOptions.enable) {
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const spinPos = (_a = spinOptions.position) !== null && _a !== void 0 ? _a : { x: 50, y: 50 }, spinCenter = {
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x: (spinPos.x / 100) * container.canvas.size.width,
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y: (spinPos.y / 100) * container.canvas.size.height,
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}, pos = particle.getPosition(), distance = (0, tsparticles_engine_1.getDistance)(pos, spinCenter), spinAcceleration = (0, tsparticles_engine_1.getRangeValue)(spinOptions.acceleration);
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particle.retina.spinAcceleration = spinAcceleration * container.retina.pixelRatio;
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particle.spin = {
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center: spinCenter,
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direction: particle.velocity.x >= 0 ? "clockwise" : "counter-clockwise",
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angle: particle.velocity.angle,
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radius: distance,
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acceleration: particle.retina.spinAcceleration,
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};
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}
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}
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isEnabled(particle) {
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return !particle.destroyed && particle.options.move.enable;
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}
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move(particle, delta) {
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var _a, _b, _c;
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var _d, _e;
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const particleOptions = particle.options, moveOptions = particleOptions.move;
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if (!moveOptions.enable) {
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return;
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}
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const container = particle.container, slowFactor = (0, Utils_1.getProximitySpeedFactor)(particle), baseSpeed = ((_a = (_d = particle.retina).moveSpeed) !== null && _a !== void 0 ? _a : (_d.moveSpeed = (0, tsparticles_engine_1.getRangeValue)(moveOptions.speed) * container.retina.pixelRatio)) *
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container.retina.reduceFactor, moveDrift = ((_b = (_e = particle.retina).moveDrift) !== null && _b !== void 0 ? _b : (_e.moveDrift = (0, tsparticles_engine_1.getRangeValue)(particle.options.move.drift) * container.retina.pixelRatio)), maxSize = (0, tsparticles_engine_1.getRangeMax)(particleOptions.size.value) * container.retina.pixelRatio, sizeFactor = moveOptions.size ? particle.getRadius() / maxSize : 1, speedFactor = sizeFactor * slowFactor * (delta.factor || 1), diffFactor = 2, moveSpeed = (baseSpeed * speedFactor) / diffFactor;
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if (moveOptions.spin.enable) {
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(0, Utils_1.spin)(particle, moveSpeed);
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}
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else {
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(0, Utils_1.applyPath)(particle, delta);
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const gravityOptions = particle.gravity, gravityFactor = (gravityOptions === null || gravityOptions === void 0 ? void 0 : gravityOptions.enable) && gravityOptions.inverse ? -1 : 1;
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if ((gravityOptions === null || gravityOptions === void 0 ? void 0 : gravityOptions.enable) && moveSpeed) {
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particle.velocity.y +=
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(gravityFactor * (gravityOptions.acceleration * delta.factor)) / (60 * moveSpeed);
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}
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if (moveDrift && moveSpeed) {
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particle.velocity.x += (moveDrift * delta.factor) / (60 * moveSpeed);
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}
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const decay = particle.moveDecay;
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if (decay != 1) {
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particle.velocity.multTo(decay);
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}
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const velocity = particle.velocity.mult(moveSpeed), maxSpeed = (_c = particle.retina.maxSpeed) !== null && _c !== void 0 ? _c : container.retina.maxSpeed;
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if ((gravityOptions === null || gravityOptions === void 0 ? void 0 : gravityOptions.enable) &&
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maxSpeed > 0 &&
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((!gravityOptions.inverse && velocity.y >= 0 && velocity.y >= maxSpeed) ||
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(gravityOptions.inverse && velocity.y <= 0 && velocity.y <= -maxSpeed))) {
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velocity.y = gravityFactor * maxSpeed;
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if (moveSpeed) {
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particle.velocity.y = velocity.y / moveSpeed;
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}
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}
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const zIndexOptions = particle.options.zIndex, zVelocityFactor = (1 - particle.zIndexFactor) ** zIndexOptions.velocityRate;
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if (zVelocityFactor != 1) {
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velocity.multTo(zVelocityFactor);
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}
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particle.position.addTo(velocity);
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if (moveOptions.vibrate) {
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particle.position.x += Math.sin(particle.position.x * Math.cos(particle.position.y));
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particle.position.y += Math.cos(particle.position.y * Math.sin(particle.position.x));
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}
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}
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(0, Utils_1.applyDistance)(particle);
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}
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}
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exports.BaseMover = BaseMover;
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});
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