tsparticles
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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.
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JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.Attractor = void 0;
const Core_1 = require("../../../Core");
const Utils_1 = require("../../../Utils");
class Attractor extends Core_1.ParticlesInteractorBase {
constructor(container) {
super(container);
}
async interact(p1) {
var _a;
const container = this.container, distance = (_a = p1.retina.attractDistance) !== null && _a !== void 0 ? _a : container.retina.attractDistance, pos1 = p1.getPosition(), query = container.particles.quadTree.queryCircle(pos1, distance);
for (const p2 of query) {
if (p1 === p2 || !p2.options.move.attract.enable || p2.destroyed || p2.spawning) {
continue;
}
const pos2 = p2.getPosition(), { dx, dy } = (0, Utils_1.getDistances)(pos1, pos2), rotate = p1.options.move.attract.rotate, ax = dx / (rotate.x * 1000), ay = dy / (rotate.y * 1000), p1Factor = p2.size.value / p1.size.value, p2Factor = 1 / p1Factor;
p1.velocity.x -= ax * p1Factor;
p1.velocity.y -= ay * p1Factor;
p2.velocity.x += ax * p2Factor;
p2.velocity.y += ay * p2Factor;
}
}
isEnabled(particle) {
return particle.options.move.attract.enable;
}
reset() {
}
}
exports.Attractor = Attractor;