JSFiddle - React, Tailwind, and code Playground
by GMK Hussain
HTML
<canvas></canvas>
CSS
html, body {
background: #000;
margin: 0;
}
canvas {
position: absolute;
}
JavaScript
//Forked from http://andreasstorm.com/
//Made by Bogden
//CANVAS
$(function(){
var canvas = document.querySelector('canvas'),
ctx = canvas.getContext('2d')
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
ctx.lineWidth = .3;
ctx.strokeStyle = (new Color(150)).style;
var mousePosition = {
x: 30 * canvas.width / 100,
y: 30 * canvas.height / 100
};
var dots = {
nb: 250,
distance: 100,
d_radius: 150,
array: []
};
function colorValue(min) {
return Math.floor(Math.random() * 255 + min);
}
function createColorStyle(r,g,b) {
return 'rgba(' + r + ',' + g + ',' + b + ', 0.8)';
}
function mixComponents(comp1, weight1, comp2, weight2) {
return (comp1 * weight1 + comp2 * weight2) / (weight1 + weight2);
}
function averageColorStyles(dot1, dot2) {
var color1 = dot1.color,
color2 = dot2.color;
var r = mixComponents(color1.r, dot1.radius, color2.r, dot2.radius),
g = mixComponents(color1.g, dot1.radius, color2.g, dot2.radius),
b = mixComponents(color1.b, dot1.radius, color2.b, dot2.radius);
return createColorStyle(Math.floor(r), Math.floor(g), Math.floor(b));
}
function Color(min) {
min = min || 0;
this.r = colorValue(min);
this.g = colorValue(min);
this.b = colorValue(min);
this.style = createColorStyle(this.r, this.g, this.b);
}
function Dot(){
this.x = Math.random() * canvas.width;
this.y = Math.random() * canvas.height;
this.vx = -.5 + Math.random();
this.vy = -.5 + Math.random();
this.radius = Math.random() * 2;
this.color = new Color();
console.log(this);
}
Dot.prototype = {
draw: function(){
ctx.beginPath();
ctx.fillStyle = this.color.style;
ctx.arc(this.x, this.y, this.radius, 0, Math.PI * 2, false);
ctx.fill();
}
};
function createDots(){
for(i = 0; i < dots.nb; i++){
dots.array.push(new Dot());
}
}
...