@tsparticles/confetti
Version:
Easily create highly customizable particle 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.
280 lines (279 loc) • 8.56 kB
JavaScript
import { millisecondsToSeconds } from "@tsparticles/engine";
import { ConfettiOptions } from "./ConfettiOptions.js";
const defaultGravity = 9.81, sizeFactor = 5, speedFactor = 3, decayOffset = 1, disableRotate = 0, disableTilt = 0, ids = new Map();
export async function addEmitter(container, actualOptions, opacitySpeed) {
await container.addEmitter?.({
startCount: actualOptions.count,
position: actualOptions.position,
size: {
width: 0,
height: 0,
},
rate: {
delay: 0,
quantity: 0,
},
life: {
duration: 0.1,
count: 1,
},
particles: {
paint: {
fill: {
color: {
value: actualOptions.colors,
},
enable: true,
},
},
shape: {
type: actualOptions.shapes,
options: actualOptions.shapeOptions,
},
life: {
count: 1,
},
opacity: {
value: { min: 0, max: 1 },
animation: {
enable: true,
sync: true,
speed: opacitySpeed,
startValue: "max",
destroy: "min",
count: 1,
},
},
size: {
value: sizeFactor * actualOptions.scalar,
},
move: {
angle: {
value: actualOptions.spread,
offset: 0,
},
drift: {
min: -actualOptions.drift,
max: actualOptions.drift,
},
gravity: {
acceleration: actualOptions.gravity * defaultGravity,
},
speed: actualOptions.startVelocity * speedFactor,
decay: decayOffset - actualOptions.decay,
direction: -actualOptions.angle,
},
rotate: {
value: actualOptions.flat
? disableRotate
: {
min: 0,
max: 360,
},
direction: "random",
animation: {
enable: !actualOptions.flat,
speed: 60,
},
},
tilt: {
direction: "random",
enable: !actualOptions.flat,
value: actualOptions.flat
? disableTilt
: {
min: 0,
max: 360,
},
animation: {
enable: true,
speed: 60,
},
},
roll: {
darken: {
enable: true,
value: 25,
},
enable: !actualOptions.flat,
speed: {
min: 15,
max: 25,
},
},
wobble: {
distance: 30,
enable: !actualOptions.flat,
speed: {
min: -15,
max: 15,
},
},
},
});
}
export function convertOptions(actualOptions, params, opacitySpeed) {
return {
fullScreen: {
enable: !params.canvas,
zIndex: actualOptions.zIndex,
},
fpsLimit: 120,
particles: {
number: {
value: 0,
},
paint: {
fill: {
color: {
value: actualOptions.colors,
},
enable: true,
},
},
shape: {
type: actualOptions.shapes,
options: actualOptions.shapeOptions,
},
opacity: {
value: { min: 0, max: 1 },
animation: {
enable: true,
sync: true,
speed: opacitySpeed,
startValue: "max",
destroy: "min",
count: 1,
},
},
size: {
value: sizeFactor * actualOptions.scalar,
},
links: {
enable: false,
},
life: {
count: 1,
},
move: {
angle: {
value: actualOptions.spread,
offset: 0,
},
drift: {
min: -actualOptions.drift,
max: actualOptions.drift,
},
enable: true,
gravity: {
enable: true,
acceleration: actualOptions.gravity * defaultGravity,
},
speed: actualOptions.startVelocity * speedFactor,
decay: decayOffset - actualOptions.decay,
direction: -actualOptions.angle,
random: true,
straight: false,
outModes: {
default: "none",
bottom: "destroy",
},
},
rotate: {
value: actualOptions.flat
? disableRotate
: {
min: 0,
max: 360,
},
direction: "random",
animation: {
enable: !actualOptions.flat,
speed: 60,
},
},
tilt: {
direction: "random",
enable: !actualOptions.flat,
value: actualOptions.flat
? disableTilt
: {
min: 0,
max: 360,
},
animation: {
enable: true,
speed: 60,
},
},
roll: {
darken: {
enable: true,
value: 25,
},
enable: !actualOptions.flat,
speed: {
min: 15,
max: 25,
},
},
wobble: {
distance: 30,
enable: !actualOptions.flat,
speed: {
min: -15,
max: 15,
},
},
},
motion: {
disable: actualOptions.disableForReducedMotion,
},
emitters: {
name: "confetti",
startCount: actualOptions.count,
position: actualOptions.position,
size: {
width: 0,
height: 0,
},
rate: {
delay: 0,
quantity: 0,
},
life: {
duration: 0.1,
count: 1,
},
},
};
}
export async function setConfetti(engine, params) {
const actualOptions = new ConfettiOptions();
actualOptions.load(params.options);
const fpsLimit = 120, fpsLimitFactor = 3.6, opacitySpeed = (actualOptions.ticks * millisecondsToSeconds) / (fpsLimitFactor * millisecondsToSeconds * fpsLimit);
let containerOrPromise = ids.get(params.id);
if (containerOrPromise instanceof Promise) {
await containerOrPromise;
containerOrPromise = ids.get(params.id);
}
const container = containerOrPromise;
if (container && !container.destroyed) {
const alias = container;
if ("addEmitter" in alias) {
await addEmitter(alias, actualOptions, opacitySpeed);
return container;
}
}
const create = async () => {
const particlesOptions = convertOptions(actualOptions, params, opacitySpeed), newContainer = await engine.load({
id: params.id,
element: params.canvas,
options: particlesOptions,
});
ids.set(params.id, newContainer);
return newContainer;
}, createPromise = create();
ids.set(params.id, createPromise);
return createPromise;
}