Neon bubbles
How do I make an neon bubbles?
Click to add new bubble. Right click a bubble to pop. Click and hold to attract.Performance is my bane.. What is a neon bubbles? How do you make a neon bubbles? This script and codes were developed by Giana on 12 June 2022, Sunday.
Neon bubbles - Script Codes HTML Codes
<!DOCTYPE html>
<html >
<head> <meta charset="UTF-8"> <title>Neon bubbles</title> <link rel="stylesheet" href="css/style.css">
</head>
<body> <canvas id="canvas"></canvas> <script src="js/index.js"></script>
</body>
</html>
Neon bubbles - Script Codes CSS Codes
body { background: hsl(235,60%,13%); /*#051a41;*/ margin: 0; overflow: hidden;
}
Neon bubbles - Script Codes JS Codes
(function() { "use strict"; // Canvas things var canvas = document.getElementById('canvas'), ctx = canvas.getContext('2d'), canvasWidth = canvas.width = window.innerWidth, canvasHeight = canvas.height = window.innerHeight; // Mouse things var mouseX, mouseY, pop = false, attract = false; // Check if mouse event is over a bubble var mouseOver = function(x, y, radius) { var diffX = mouseX - x; var diffY = mouseY - y; if (diffX < radius && diffX > (radius * -1) && diffY < radius && diffY > (radius * -1)) { return true; } return false; } // Used for randomizing everything var randomNum = function (min, max) { return Math.floor(Math.random() * (max - min + 1)) + min; }; // Used for changing settings with a random number var changeSettings = function(setting, min, max, prob) { var chance = randomNum(0, prob); if(setting < min || chance === 1) { return 1; } else if (setting > max || chance === 2) { return -1; } else { return 0; } }; // Bubble config var bubbles = [], // Holds all the bubbles as objects count = 0, // Bubble count maxCount = 10, // Max bubbles to render on start maxSize = 100, minSize = 5, minSpeed = 5, maxSpeed = 10, bgcolor = 'hsl(235,60%,13%)', // Canvas bg colors = [ // Color palette { color1 : '#fa4c2b', color2 : '#6aff6e'}, { color1 : '#ffff82', color2 : '#ffce72'}, { color1 : '#fa4c2b', color2 : '#0bfcff'} ]; // Bubble constructor var Bubble = function(x, y, size) { this.id = count+1; this.x = x || randomNum(0, canvasWidth); this.y = y || randomNum(0, canvasHeight); this.radius = size || randomNum(minSize, maxSize); this.color = colors[randomNum(0,colors.length-1)]; this.speed = randomNum(minSpeed, maxSpeed)/10; this.speedBackup = this.speed; this.directionX = randomNum(-1,1) || 1; this.directionY = randomNum(-1,1) || 1; this.flicker = 0; count++; // Number bubbles bubbles[count] = this; // Add to main object }; // When popping a bubble Bubble.prototype.destroy = function() { // Generate number of smaller bubbles based on radius var popCount = this.radius/10 > 0 ? this.radius/10 : 2; // Generate smaller bubbles, size based on radius for(var i = 0; i < popCount; i++) { new Bubble(this.x, this.y, randomNum(this.radius/4,this.radius/2)); } // Make popped bubble smaller and change color this.radius = randomNum(this.radius/4,this.radius/2); this.color = colors[randomNum(0,colors.length-1)]; }; // Bubble drawing animation Bubble.prototype.draw = function() { // Change direction randomly, default to same direction this.directionX = changeSettings(this.x, 0, canvasWidth, 500) || this.directionX; this.directionY = changeSettings(this.y, 0, canvasHeight, 500) || this.directionY; // Reset speed this.speed = this.speedBackup; // If mouse is held down & bubble is within 200px of mouse if (attract === true && mouseOver(this.x,this.y,200)) { var moveTowardMouse = randomNum(0,15); // Chance of being attracted by mouse if(moveTowardMouse === 5){ this.directionX = mouseX - this.x > 0 ? 1 : -1; } else if (moveTowardMouse === 1) { this.directionY = mouseY - this.y > 0 ? 1 : -1; } this.speed = 1.25; // Speed up } // Move bubbles this.x += this.speed * this.directionX; this.y += this.speed * this.directionY; // Change radius this.radius += changeSettings(this.radius, minSize, maxSize, 15); // Draw the bubbles ctx.save(); ctx.globalCompositeOperation = 'color-dodge'; ctx.beginPath(); var gradient = ctx.createRadialGradient(this.x, this.y, 0, this.x, this.y, this.radius); gradient.addColorStop(0, this.color.color1); gradient.addColorStop(0.5, this.color.color2); gradient.addColorStop(1, 'rgba(250,76,43,0)'); ctx.arc(this.x, this.y, this.radius, 0, Math.PI*2, true); ctx.fillStyle = gradient; ctx.fill(); ctx.closePath(); ctx.restore(); // Pop bubbles if mouse coords match if(pop === true && mouseOver(this.x,this.y,this.radius)) { bubbles[this.id].destroy(); pop = false; } }; // Create initial bubbles for (var i = 0; i < maxCount; i++) { new Bubble(); } // Call animation var animate = function() { // Clear canvas and fill with background color ctx.fillStyle = bgcolor; ctx.fillRect(0, 0, canvasWidth, canvasHeight); // Draw bubbles for (var i = 1; i <= count; i++) { bubbles[i].draw(); } requestAnimationFrame(animate); }; requestAnimationFrame(animate); // Click to add new bubble canvas.addEventListener('click',function(e){ new Bubble(e.pageX, e.pageY); }); // Sets mouse coords for popping bubbles canvas.addEventListener('contextmenu',function(e){ mouseX = e.pageX; mouseY = e.pageY; pop = true; e.preventDefault(); }); // Attract bubbles var startAttracting; canvas.addEventListener('mousedown',function(e){ mouseX = e.pageX; mouseY = e.pageY; // Wait 0.5s before attracting bubbles clearTimeout(startAttracting); startAttracting = setTimeout(function(){ return attract = true; }, 500); }); // If mouse held down, update coords as the mouse moves canvas.addEventListener('mousemove',function(e){ if(attract) { mouseX = e.pageX; mouseY = e.pageY; } }); // Clear attract canvas.addEventListener('mouseup',function(e){ clearTimeout(startAttracting); attract = false; }); // Resize canvas with window resize var resizing; window.addEventListener('resize', function(){ clearTimeout(resizing); resizing = setTimeout(function(){ canvasWidth = canvas.width = window.innerWidth; canvasHeight = canvas.height = window.innerHeight; }, 500); });
}());
Developer | Giana |
Username | giana |
Uploaded | June 12, 2022 |
Rating | 4.5 |
Size | 3,559 Kb |
Views | 58,696 |
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