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Easily create highly customizable particle, confetti and fireworks animations and use them as animated backgrounds for your website. Ready to use components available also for React, Vue.js (2.x and 3.x), Angular, Svelte, jQuery, Preact, Riot.js, Inferno.
54 lines (53 loc) • 2.29 kB
JavaScript
import { ExternalInteractorBase } from "../../../Core";
import { isInArray } from "../../../Utils";
/**
* @category Interactions
*/
export class TrailMaker extends ExternalInteractorBase {
constructor(container) {
super(container);
this.delay = 0;
}
async interact(delta) {
var _a, _b, _c, _d;
if (!this.container.retina.reduceFactor) {
return;
}
const container = this.container, options = container.actualOptions, trailOptions = options.interactivity.modes.trail, optDelay = (trailOptions.delay * 1000) / this.container.retina.reduceFactor;
if (this.delay < optDelay) {
this.delay += delta.value;
}
if (this.delay < optDelay) {
return;
}
let canEmit = true;
if (trailOptions.pauseOnStop) {
if (container.interactivity.mouse.position === this.lastPosition ||
(((_a = container.interactivity.mouse.position) === null || _a === void 0 ? void 0 : _a.x) === ((_b = this.lastPosition) === null || _b === void 0 ? void 0 : _b.x) &&
((_c = container.interactivity.mouse.position) === null || _c === void 0 ? void 0 : _c.y) === ((_d = this.lastPosition) === null || _d === void 0 ? void 0 : _d.y))) {
canEmit = false;
}
}
if (container.interactivity.mouse.position) {
this.lastPosition = {
x: container.interactivity.mouse.position.x,
y: container.interactivity.mouse.position.y,
};
}
else {
delete this.lastPosition;
}
if (canEmit) {
container.particles.push(trailOptions.quantity, container.interactivity.mouse, trailOptions.particles);
}
this.delay -= optDelay;
}
isEnabled() {
const container = this.container, options = container.actualOptions, mouse = container.interactivity.mouse, events = options.interactivity.events;
return ((mouse.clicking && mouse.inside && !!mouse.position && isInArray("trail" /* trail */, events.onClick.mode)) ||
(mouse.inside && !!mouse.position && isInArray("trail" /* trail */, events.onHover.mode)));
}
reset() {
// nothing to do
}
}