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guddu.html
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guddu.html
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<!DOCTYPE html>
<html>
<head>
<title>Happy Birthday Guddu</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<script src="https://cdn.jsdelivr.net/pixi.js/4.3.5/pixi.min.js"></script>
<script src="js/libs/jquery-2.2.4.min.js"></script>
<style>
html, body {
overflow: hidden;
margin: 0;
position: relative;
width: 100%;
height: 100%;
overflow: hidden;
}
canvas {
display: block;
margin: 0 auto;
border: 1px solid black;
box-sizing: border-box;
}
.mobile-message {
display: none;
position: absolute;
left: 0;
top: 0;
width: 100%;
height: 100%;
font-size: 0;
line-height: 0;
background-color: rgba(0, 0, 0, 1);
z-index: 1;
}
.mobile-message:before {
content: '';
height: 100%;
display: inline-block;
vertical-align: middle;
}
.mobile-message .centered-text {
display: inline-block;
vertical-align: middle;
width: 100%;
text-align: center;
font-size: 20px;
line-height: 24px;
color: #fff;
}
#modal {
display: block;
background-color: black;
border: 1px solid white;
position: absolute;
z-index: 10;
top: 50%;
margin-top: -75px;
left: 50%;
margin-left: -250px;
height: 150px;
width: 500px;
color: white;
text-align: center;
}
#submit {
z-index: 11;
background-color: white;
display: block;
margin: 0 auto;
padding: 5px 20px;
font-size: 20px;
}
@media only screen and ( max-width: 1023px ){
.mobile-message { display: block; }
canvas { display: none; }
#modal { display: none; }
}
</style>
</head>
<body>
<div class="mobile-message">
<div class="centered-text">
Please view this site on a desktop computer.
</div>
</div>
<div id="modal">
<h2>Click the circles to get your message.</h2>
<button id="submit" onclick="removeModal()">OK!</button>
</div>
</body>
<script>
function getParameterByName(name, url) {
if (!url) url = window.location.href;
name = name.replace(/[\[\]]/g, "\\$&");
var regex = new RegExp("[?&]" + name + "(=([^&#]*)|&|#|$)"),
results = regex.exec(url);
if (!results) return null;
if (!results[2]) return '';
return decodeURIComponent(results[2].replace(/\+/g, " "));
}
var selectedColor = getParameterByName('color');
function capitalizeFirstLetter(string) {
return string.charAt(0).toUpperCase() + string.slice(1).toLowerCase();
}
if( selectedColor ){
selectedColor = capitalizeFirstLetter(selectedColor);
}
var Easing = {
/* t: current time, b: begInnIng value, c: change In value, d: duration */
linear: function(t, b, c, d){
return (c / d * t) + b;
},
easeInOutQuad: function (t, b, c, d) {
if ((t/=d/2) < 1) return c/2*t*t + b;
return -c/2 * ((--t)*(t-2) - 1) + b;
},
easeInOutElastic: function(t, b, c, d) {
var s=1.70158;var p=0;var a=c;
if (t==0) return b; if ((t/=d/2)==2) return b+c; if (!p) p=d*(.3*1.5);
if (a < Math.abs(c)) { a=c; var s=p/4; }
else var s = p/(2*Math.PI) * Math.asin (c/a);
if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b;
},
easeInOutCubic: function(t, b, c, d) {
if ((t/=d/2) < 1) return c/2*t*t*t + b;
return c/2*((t-=2)*t*t + 2) + b;
}
};
var stage, renderer, anim;
var size = [1920, 1080];
var aspect_ratio = size[0] / size[1];
var letterStructure = [
{
alphabet: 'H',
width: 16,
height: 24,
bubbles: {
small: [
[0, 0], [0, 1], [0, 2], [0, 3],
[1, 0], [1, 1], [1, 2], [1, 3],
[4, 4], [4, 5], [5, 4], [5, 5],
[0, 8], [0, 9], [1, 8], [1, 9],
[4, 8], [4, 9], [5, 8], [5, 9],
[0, 10], [0, 11], [0, 12], [0, 13],
[1, 10], [1, 11], [1, 12], [1, 13],
[2, 14], [2, 15], [3, 14], [3, 15],
[0, 18], [0, 19], [1, 18], [1, 19],
[4, 20], [4, 21], [4, 22], [4, 23],
[5, 20], [5, 21], [5, 22], [5, 23],
[6, 11], [7, 11], [8, 13], [9, 13],
[15, 0], [15, 1], [14, 0], [14, 1],
[14, 4], [14, 5], [15, 4], [15, 5],
[10, 6], [10, 7], [11, 6], [11, 7], [10, 8], [11, 8],
[12, 14], [13, 14], [14, 14], [15, 14],
[10, 15], [10, 16],
[11, 15], [11, 16], [10, 19], [11, 19],
[12, 21], [12, 22], [12, 23],
[13, 21], [14, 21], [15, 21], [13, 22], [13, 23]
],
medium: [
[2, 0], [2, 2], [4, 0], [4, 2],
[4, 6], [2, 8], [0, 14], [4, 14],
[0, 16], [0, 20],
[0, 22], [2, 20], [2, 22],
[6, 9], [6, 12], [10, 13], [10, 4], [12, 4], [14, 2],
[12, 10], [12, 12], [14, 10], [14, 12], [10, 17], [12, 19], [14, 19],
[10, 20], [10, 22], [14, 22],
],
large: [
[0, 4],
[2, 10],
[2, 16],
[8, 9], [10, 0], [12, 6], [12, 15],
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'A',
width: 16,
height: 24,
bubbles: {
small: [
[0, 2], [0, 3], [1, 2], [2, 1],
[0, 8], [0, 9], [1, 3], [1, 8], [1, 9], [1, 20],
[3, 1], [3, 22], [4, 2], [4, 3], [4, 10], [4, 11], [4, 12], [4, 13], [4, 16], [4, 17],
[5, 2], [5, 3], [5, 10], [5, 11], [5, 12], [5, 13], [5, 16], [5, 17],
// [6, 0], [6, 1], [6, 6], [6, 7], [6, 8], [6, 9], [6, 10], [6, 11], [6, 12], [6, 13], [6, 14], [6, 15], [6, 16], [6, 17],
// [7, 0], [7, 1],
[6, 9], [6, 10], [7, 9], [7, 10],
[8, 11], [8, 12], [9, 11], [9, 12],
[8, 20], [8, 21], [8, 22], [8, 23],
// [9, 6], [9, 7], [9, 8], [9, 9], [9, 10], [9, 11], [9, 12], [9, 13], [9, 14], [9, 15], [9, 16], [9, 17],
[9, 20], [9, 21], [9, 22], [9, 23],
[10, 0], [10, 1], [10, 2], [10, 3], [11, 0], [11, 1], [11, 2], [11, 3], [13, 1],
[10, 14], [10, 15], [11, 14], [11, 15],
[12, 1], [12, 22], [14, 4], [14, 5], [14, 12], [14, 13], [14, 20],
[15, 4], [15, 5], [15, 12], [15, 13]
],
medium: [
[0, 0],
[0, 10], [0, 12], [0, 14], [2, 2], [2, 8], [2, 10], [2, 12], [2, 14], [2, 20],
[4, 0], [4, 4], [4, 6], [4, 8], [4, 14], [4, 18],
// [6, 2], [6, 4] [8, 4],
[6, 11], [8, 9],
[6, 18], [8, 18],
[10, 4], [10, 6], [10, 8], [10, 10], [10, 12], [10, 16], [10, 18], [10, 20], [10, 22],
[12, 2], [12, 4], [12, 6], [12, 12], [12, 14], [12, 20],
[14, 0], [14, 2], [14, 6], [14, 14]
],
large: [
[0, 4], [0, 16], [4, 20], [12, 8], [12, 16]
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'P',
width: 16,
height: 24,
bubbles: {
small: [
[0, 0], [0, 1], [0, 22], [0, 23],
[1, 0], [1, 1], [1, 22], [1, 23],
[4, 6], [4, 7], [4, 8], [4, 9],
[5, 6], [5, 7], [5, 8], [5, 9], [6, 8], [6, 9], [7, 9],
[9, 14], [9, 17],
[10, 22], [11, 22], [12, 11], [12, 20], [12, 21]
],
medium: [
[0, 2], [0, 20], [2, 0], [2, 2], [2, 20], [2, 22],
[4, 0], [4, 2], [4, 4], [4, 10], [4, 12], [4, 14], [4, 16], [4, 18],
[6, 10], [6, 12], [6, 18],
[8, 12], [8, 18], [8, 20], [8, 22],
[10, 12], [10, 14], [10, 16], [10, 18], [10, 20],
],
large: [
[0, 4], [0, 8], [0, 12], [0, 16],
[4, 20], [8, 8], [12, 12], [12, 16]
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'Y',
width: 16,
height: 24,
bubbles: {
small: [
[0, 4], [1, 4], [1, 5],
[3, 8], [3, 9],
[4, 2], [4, 3], [5, 2], [5, 3], [4, 4], [4, 5], [5, 4], [5, 5],
[6, 4], [6, 5], [7, 5],
[8, 7],
[9, 16],
[11, 21],
[1, 17], [3, 15],
[4, 22], [6, 20], [11, 18], [11, 19], [11, 20],
[12, 12], [12, 13],
[14, 15],
[14, 22], [14, 23], [15, 22], [15, 23]
],
medium: [
[2, 4], [2, 6],
[4, 0], [4, 6], [4, 8], [4, 10], [6, 6],
[0, 18], [2, 16], [2, 18],
[4, 20],
[10, 10], [8, 12], [8, 14], [10, 12], [10, 14], [10, 16],
[12, 14], [12, 20], [12, 22], [14, 20]
],
large: [
[0, 0],
[0, 20],
[4, 12], [4, 16], [6, 8], [12, 16]
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'B',
width: 16,
height: 24,
bubbles: {
small: [
[0, 8], [0, 9], [0, 10], [0, 11], [1, 8], [1, 9], [1, 10], [1, 11],
[2, 8], [2, 9], [3, 8], [3, 9],
[4, 0], [4, 1], [4, 12], [4, 13], [4, 14], [4, 15], [4, 22], [4, 23],
[5, 0], [5, 1], [5, 12], [5, 13], [5, 14], [5, 15], [5, 22], [5, 23],
[6, 9], [7, 9], [8, 8], [8, 9], [9, 6], [9, 7], [9, 8], [9, 9], [9, 16], [9, 17],
[10, 18], [10, 19], [11, 18], [11, 19], [12, 1], [12, 13]
],
medium: [
[0, 12], [0, 14], [2, 10], [2, 12], [2, 14],
[4, 2], [4, 4], [4, 6], [4, 8], [4, 10], [4, 16], [4, 18], [4, 20],
[6, 0], [6, 2], [6, 4], [6, 10], [6, 18], [6, 20], [6, 22],
[8, 0], [8, 2], [8, 4], [8, 10], [8, 12], [8, 14], [8, 18],
[10, 0], [10, 2], [10, 4], [10, 6], [10, 8], [10, 10], [10, 12], [10, 14], [10, 16],
[12, 2], [12, 14], [12, 20]
],
large: [
[0, 0], [0, 4], [0, 16], [0, 20],
[8, 20], [12, 4], [12, 8], [12, 16]
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'I',
width: 16,
height: 24,
bubbles: {
small: [
[0, 0], [0, 1], [0, 2], [0, 3], [0, 18], [0, 19], [0, 20], [0, 21],
[1, 0], [1, 1], [1, 2], [1, 3], [1, 18], [1, 19], [1, 20], [1, 21],
[2, 20], [2, 21], [3, 20], [3, 21],
[9, 6], [9, 7], [9, 8], [9, 9], [9, 16], [9, 17],
[10, 6],
[10, 7], [10, 8], [10, 9], [10, 16], [10, 17],
[7, 10], [7, 11], [8, 10], [8, 11],
[12, 0], [12, 1], [12, 4], [12, 18], [12, 19],
[13, 18], [13, 19],
[13, 0], [13, 1],
[12, 5], [13, 4], [13, 5],
[14, 4], [14, 5], [15, 4], [15, 5],
[2, 4], [2, 5], [3, 4], [3, 5],
[5, 12], [5, 13], [6, 12], [6, 13],
],
medium: [
[0, 4], [0, 22],
[2, 0], [2, 2], [2, 18], [2, 22],
[4, 4], [4, 18],
[6, 4], [6, 18], [8, 4], [9, 10], [8, 18], [8, 20], [8, 22],
[10, 4], [10, 18], [10, 20], [10, 22],
[12, 2],
[14, 0], [14, 2],
[14, 18],
[5, 10], [5, 14], [5, 16], [7, 16],
],
large: [
[4, 0], [4, 20], [8, 0], [7, 12], [12, 20],
[5, 6],
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'R',
width: 16,
height: 24,
bubbles: {
small: [
[0, 0], [0, 1], [0, 22], [0, 23],
[1, 0], [1, 1], [1, 22], [1, 23],
[4, 6], [4, 7], [4, 8], [4, 9],
[5, 9], [6, 8], [6, 9],
[7, 4], [7, 5], [7, 8], [7, 9],
[8, 2], [8, 3], [9, 2], [9, 3],
[10, 22], [11, 22], [12, 6], [12, 7], [12, 11], [12, 20], [12, 21]
],
medium: [
[0, 2], [0, 20], [2, 0], [2, 2], [2, 20], [2, 22],
[4, 0], [4, 2], [4, 4], [4, 10], [4, 12], [4, 14], [4, 16], [4, 18],
[6, 6], [6, 10], [6, 12], [6, 18],
[8, 0], [8, 12], [8, 14], [8, 16], [8, 18], [8, 20], [8, 22],
[10, 0], [10, 2], [10, 12], [10, 14], [10, 16], [10, 18], [10, 20],
[12, 4]
],
large: [
[0, 4], [0, 8], [0, 12], [0, 16],
[4, 20], [8, 4], [8, 8], [12, 0], [12, 12], [12, 16]
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'T',
width: 16,
height: 24,
bubbles: {
small: [
[0, 18], [0, 19], [0, 20], [0, 21],
[1, 18], [1, 19], [1, 20], [1, 21],
[2, 20], [2, 21], [3, 20], [3, 21],
[9, 6], [9, 7], [9, 8], [9, 9], [9, 16], [9, 17],
[10, 6],
[10, 7], [10, 8], [10, 9], [10, 16], [10, 17],
[7, 10], [7, 11], [8, 10], [8, 11],
[12, 18], [12, 19],
[13, 18], [13, 19],
[5, 2], [5, 3], [6, 2], [6, 3],
[7, 4], [7, 5], [8, 4], [8, 5],
[5, 12], [5, 13], [6, 12], [6, 13],
],
medium: [
[0, 22],
[2, 18], [2, 22],
[4, 18],
[5, 4], [6, 18], [9, 10], [8, 18], [8, 20], [8, 22],
[9, 4], [10, 18], [10, 20], [10, 22],
[5, 0],
[14, 18],
[5, 10], [5, 14], [5, 16], [7, 16],
],
large: [
[7, 0], [4, 20], [7, 12], [12, 20],
[5, 6],
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'D',
width: 16,
height: 24,
bubbles: {
small: [
[0, 0], [0, 1], [0, 2], [0, 3], [0, 18], [0, 19], [0, 20], [0, 21],
[1, 0], [1, 1], [1, 2], [1, 3], [1, 18], [1, 19], [1, 20], [1, 21],
[2, 20], [2, 21], [3, 20], [3, 21],
[4, 6], [4, 7], [4, 8], [4, 9], [4, 16], [4, 17],
[5, 6], [5, 7], [5, 8], [5, 9], [5, 16], [5, 17],
[12, 1], [12, 22],
[4, 12], [4, 13], [5, 12], [5, 13], [14, 20],
[9, 17],
[9, 6],
[10, 6], [10, 7], [11, 6], [11, 7],
[10, 14], [10, 15], [11, 14], [11, 15],
[14, 3], [14, 4], [14, 5], [15, 5],
[14, 12], [14, 13], [15, 12], [15, 13],
],
medium: [
[0, 8], [0, 10], [0, 16], [0, 22],
[2, 0], [2, 2], [2, 8], [2, 10], [2, 16], [2, 18], [2, 22],
[4, 4], [4, 10], [4, 18],
[6, 4], [6, 18], [8, 4], [8, 18], [8, 20], [8, 22],
[10, 4], [10, 18], [10, 20], [10, 22],
[12, 2], [12, 4], [12, 6], [14, 6], [12, 20],
[4, 14], [10, 16], [10, 8], [10, 12], [10, 10],
[12, 12], [12, 14], [14, 14],
],
large: [
[0, 4], [0, 12], [4, 0], [4, 20], [8, 0],
[12, 16], [12, 8],
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'G',
width: 16,
height: 24,
bubbles: {
small: [
[0, 18],
[1, 3], [1, 18], [1, 19],
[2, 20], [3, 20], [3, 21],
[4, 6], [4, 7], [4, 8], [4, 9], [4, 16], [4, 17],
[5, 6], [5, 7], [5, 8], [5, 9], [5, 16], [5, 17],
[12, 1], [12, 22], [12, 23], [13, 22], [13, 23],
[4, 12], [4, 13], [5, 12], [5, 13], [14, 20], [14, 21], [15, 20], [15, 21],
[9, 6],
[10, 6], [10, 7], [11, 6], [11, 7],
[14, 3], [14, 4], [14, 5], [15, 5],
[14, 12], [14, 13], [15, 12], [15, 13],
[3, 1],
[12, 18], [12, 19], [13, 18], [13, 19],
[8, 12], [8, 13], [9, 12], [9, 13],
],
medium: [
[0, 8], [0, 10], [0, 16],
[2, 2], [2, 8], [2, 10], [2, 16], [2, 18],
[4, 4], [4, 10], [4, 18],
[6, 4], [6, 18], [8, 4], [8, 18], [8, 20], [8, 22],
[10, 4], [10, 18], [10, 20], [10, 22],
[12, 2], [12, 4], [12, 6], [14, 6], [12, 20],
[4, 14], [10, 8], [10, 12], [10, 10],
[12, 12], [14, 18], [14, 22], [8, 10],
],
large: [
[0, 4], [0, 12], [4, 0], [4, 20], [8, 0],
[12, 8],
]
},
space_right: 2,
space_bottom: 2
},
{
alphabet: 'U',
width: 16,
height: 24,
bubbles: {
small: [
[0, 8], [0, 9], [1, 3], [1, 8], [1, 9],
[3, 1], [4, 2], [4, 3], [4, 10], [4, 11], [4, 12], [4, 13], [4, 16], [4, 17],
[5, 2], [5, 3], [5, 10], [5, 11], [5, 12], [5, 13], [5, 16], [5, 17],
[6, 0], [6, 1],
[7, 0], [7, 1],
[10, 14], [10, 15], [11, 14], [11, 15],
[12, 1], [14, 3], [14, 4], [14, 5], [14, 12], [14, 13],
[15, 5], [15, 12], [15, 13],
[0, 20], [0, 21], [1, 20], [1, 21],
],
medium: [
[0, 10], [0, 12], [0, 14], [2, 2], [2, 8], [2, 10], [2, 12], [2, 14],
[4, 0], [4, 4], [4, 6], [4, 8], [4, 14], [4, 18],
[6, 2], [6, 4], [8, 4],
[10, 4], [10, 6], [10, 8], [10, 10], [10, 12], [10, 16], [10, 18], [10, 20], [10, 22],
[12, 2], [12, 4], [12, 6], [12, 12], [12, 14],
[14, 6], [14, 14],
[0, 22],
],
large: [
[0, 4], [0, 16], [2, 20], [8, 0], [12, 8], [12, 16], [12, 20]
]
},
space_right: 2,
space_bottom: 2
},
];
const COLORS = {
White: ['ffffff'],
Black: ['000000'],
Purple: ['210b5a', '5037ef', '5228cc', '6c069f', '954bcc', 'c7377d'],
Blue: ['0014d9', '1a80c1', '005b9a', '2822bb', '50c4ff', '0076ff'],
Green: ['58b23c', '004200', '3a460d', '167246', '005140', 'a9c740'],
Yellow: ['ffff00', 'ffce0a', 'ff9b1b', 'ff7a00', 'ec4e04', 'd50f12'],
Red: ['ff0037', 'c5471e', 'b70f73', '40003f', '9b002d', '670028'],
};
var canvas_background = '0xffffff';
var strings = ['HAPPY', 'BIRTHDAY', 'GUDDU'];
if( !selectedColor || !COLORS.hasOwnProperty(selectedColor) ){
selectedColor = 'Purple';
}
if( selectedColor == 'White' || selectedColor == 'Blue' || selectedColor == 'Yellow' ){
canvas_background = '0x000000';
}
var Animation = function(){
var self = this;
self.grid_size = {
width: 8,
height: 8
};
self.helper_grid = false;
self.stage_center = {
x: renderer.width / 2,
y: renderer.height / 2
};
self.circle_radius = {
small: 4,
medium: 8,
large: 16
};
self.circle_colors = COLORS[selectedColor];
self.circle_velocity = {
min_vx: .1,
max_vx: 1,
min_vy: .1,
max_vy: 1
};
self.letter_circles = new Array();
self.letter_status = new Array();
for( var i = 0; i < strings.length; i++ ){
/* Create new array for current string */
if( typeof self.letter_status[i] === 'undefined' ) self.letter_status.push(new Array());
for( var j = 0; j < strings[i].length; j++ ){
self.letter_status[i].push({
reforming: false,
circles_reformed: false,
groups_reformed: false,
reform_ease: null,
reform_start_time: null
});
}
}
self.animate_circles = true;
self.reform_ease = 'easeInOutCubic';
self.last_reform_ease = 'easeInOutCubic';
self.reform_duration = 3000;
self.reforming_letters_indexes = new Array();
for( var i = 0; i < strings.length; i++ ){
/* Push array for each string */
self.reforming_letters_indexes.push( new Array() );
}
self.reforming_count = 0;
self.getDrawingBounds();
self.drawLetters();
};
Animation.prototype.getDrawingBounds = function(){
var self = this;
var total_width = total_height = 0;
self.string_bounds = new Array();
/* Calculate total_width and total_height of drawing area */
for( var i = 0; i < strings.length; i++ ){
var string_width = 0;
var string_height = 0;
var margin_bottom = 0;
for( var j = 0; j < strings[i].length; j++ ){
var returned = letterStructure.find(x => x.alphabet === strings[i][j]);
/* If letter is present in structures */
if( returned ) {
string_width += returned.width * self.grid_size.width;
var calculated_height = returned.height * self.grid_size.height;
string_height = string_height > calculated_height ? string_height : calculated_height;
/* If last characted - skip space_right */
if( j !== strings[i].length - 1 ){
string_width += returned.space_right * self.grid_size.width;
}
}
}
/* If last string - skip space_bottom */
if( i !== strings.length - 1 ){
margin_bottom += 2 * self.grid_size.height;
}
total_width = total_width > string_width ? total_width : string_width;
total_height += string_height + margin_bottom;
self.string_bounds.push( {width: string_width, height: string_height, gap_bottom: margin_bottom} );
}
self.drawing_bounds = {
/* Start point is bottom left corner */
start_x: self.stage_center.x - (total_width / 2),
start_y: self.stage_center.y + (total_height / 2),
width: total_width,
height: total_height
}
/* Calculate bounds for each string */
for( var i = 0; i < self.string_bounds.length; i++ ){
var top_gap = 0;
for( var j = 0; j < i; j++ ){
top_gap += self.string_bounds[j].height + self.string_bounds[j].gap_bottom;
}
self.string_bounds[i].start_x = self.stage_center.x - (self.string_bounds[i].width / 2);
self.string_bounds[i].start_y = self.drawing_bounds.start_y - self.drawing_bounds.height + top_gap + self.string_bounds[i].height;
}
self.drawing_box = new PIXI.Graphics().lineStyle(2, 0xff0000);
// self.drawing_box.moveTo( self.drawing_bounds.start_x, 0 );
// self.drawing_box.lineTo( self.drawing_bounds.start_x, renderer.height );
// self.drawing_box.moveTo( 0, self.drawing_bounds.start_y );
// self.drawing_box.lineTo( renderer.width, self.drawing_bounds.start_y );
// self.drawing_box.moveTo( self.drawing_bounds.start_x + self.drawing_bounds.width, renderer.height );
// self.drawing_box.lineTo( self.drawing_bounds.start_x + self.drawing_bounds.width, 0 );
// self.drawing_box.moveTo( renderer.width, self.drawing_bounds.start_y - self.drawing_bounds.height );
// self.drawing_box.lineTo( 0, self.drawing_bounds.start_y - self.drawing_bounds.height );
// self.drawing_box.moveTo( self.drawing_bounds.start_x, 0 );
self.drawing_box.moveTo( self.drawing_bounds.start_x, self.drawing_bounds.start_y );
self.drawing_box.lineTo( self.drawing_bounds.start_x, self.drawing_bounds.start_y - self.drawing_bounds.height );
self.drawing_box.lineTo( self.drawing_bounds.start_x + self.drawing_bounds.width, self.drawing_bounds.start_y - self.drawing_bounds.height );
self.drawing_box.lineTo( self.drawing_bounds.start_x + self.drawing_bounds.width, self.drawing_bounds.start_y );
self.drawing_box.lineTo( self.drawing_bounds.start_x, self.drawing_bounds.start_y );
stage.addChild( self.drawing_box );
/* Only visible if helpers are enabled */
self.drawing_box.visible = self.helper_grid;
}
Animation.prototype.drawLetters = function(){
var self = this;
var grid = self.grid_size;
let velocity = self.circle_velocity;
for( var i = 0; i < strings.length; i++ ){
var start_x = self.string_bounds[i].start_x;
var start_y = self.string_bounds[i].start_y;
/* Create new array for current string */
if( typeof self.letter_circles[i] === 'undefined' ) self.letter_circles.push(new Array());
for( var j = 0; j < strings[i].length; j++ ){
/* Get character structure */
var letter = letterStructure.find(x => x.alphabet === strings[i][j]);
// if( letter === 'undefined' ) continue;
/* Create object for holding current character circles */
if( typeof self.letter_circles[i][j] === 'undefined' ) self.letter_circles[i].push({});
for( var size in letter.bubbles ){
var circles = letter.bubbles[size];
var radius = self.circle_radius[size];
/* Check if array exist for current size */
self.letter_circles[i][j][size] = typeof self.letter_circles[i][j][size] !== 'undefined' ? self.letter_circles[i][j][size] : new Array();
for( var k = 0; k < circles.length; k++ ){
var x = start_x + ( circles[k][0] * grid.width ) + radius;
var y = start_y - ( circles[k][1] * grid.height ) - radius;
var circle = new PIXI.Graphics();
// var color = '0xffffff';
let color = '0x' + self.circle_colors[ Math.floor(Math.random() * self.circle_colors.length) ];
circle.beginFill(color);
circle.drawCircle(0, 0, radius);
circle.endFill();
/* Math.floor(Math.random() * (max - min + 1)) + min; */
circle.x = Math.floor( Math.random() * (renderer.width - radius - radius + 1) ) + radius;
circle.y = Math.floor( Math.random() * (renderer.height - radius - radius + 1) ) + radius;
/* Add velocity to circle */
let vx = Math.random() * (velocity.max_vx - velocity.min_vx) + velocity.min_vx;
vx = Math.random() > 0.5 ? vx : -vx;
let vy = Math.random() * (velocity.max_vy - velocity.min_vy) + velocity.min_vy;
vy = Math.random() > 0.5 ? vy : -vy;
/* Cache pixiJS graphics object for animation */
self.letter_circles[i][j][size].push({
destination: {x: x, y: y},
graphic: circle,
radius: radius,
color: color,
vx: vx,
vy: vy
});
stage.addChild(circle);
}
}
start_x += ( (letter.width + letter.space_right) * self.grid_size.width);
}
}
}
Animation.prototype.animateCircles = function(){
var self = this;
for( var i = 0; i < strings.length; i++ ){
for( var j = 0; j < strings[i].length; j++ ){
/* Don't animate when reforming */
if( self.letter_status[i][j].reforming == true ) continue;
for( var size in self.letter_circles[i][j] ){
var circles = self.letter_circles[i][j][size];
//
for( var k = 0; k < circles.length; k++ ){
circles[k].graphic.x += circles[k].vx;
circles[k].graphic.y += circles[k].vy;
/* Collision detection - ignore invisible circles */
for( var l = i; l < strings.length && circles[k].graphic.visible != false; l++ ){
for( var m = 0; m < strings[l].length; m++ ){
/* Don't collide with circles which are reforming */
if( self.letter_status[l][m].reforming == true ) continue;
for( let s in self.letter_circles[l][m] ){
let c = self.letter_circles[l][m][s];
for( let n = 0; n < c.length; n++ ){
/* Continu if comparing with same circle or if circle is not visible */
if( s === size && m === j && l === i && n === k || c[l].graphic.visible == false ) continue;
self.collisionDetection(circles[k], c[n]);
}
}
}
}
/* Bounce from screen ends */
if( circles[k].graphic.x > renderer.width - circles[k].radius ){
circles[k].vx = - Math.abs( circles[k].vx );
}
if( circles[k].graphic.x < circles[k].radius ){
circles[k].vx = Math.abs( circles[k].vx );
}
if( circles[k].graphic.y > renderer.height - circles[k].radius ){
circles[k].vy = - Math.abs( circles[k].vy );
}
if( circles[k].graphic.y < circles[k].radius ){
circles[k].vy = Math.abs( circles[k].vy );
}
}
//
}
}
}
}
Animation.prototype.collisionDetection = function(c1, c2){
let repulsion = .2;
let dx = c2.graphic.x - c1.graphic.x,
dy = c2.graphic.y - c1.graphic.y,
/* d = distance from `a` to `b` */
d = Math.sqrt(dx*dx + dy*dy),
ux = dx / d,
uy = dy / d;
/* If the balls are on top of one another */
if(d <= c1.radius + c2.radius){
/* then execute a repulsive force to push them apart, which resembles collision. */
c1.vx -= ux * repulsion;
c1.vy -= uy * repulsion;
c2.vx += ux * repulsion;
c2.vy += uy * repulsion;
}
};
Animation.prototype.initLetterReform = function(){
var self = this;
/* Reform in order */
var all_reformed = true;
for( var i = 0; i < strings.length; i++ ){
for( var j = 0; j < strings[i].length; j++ ){
if( self.letter_status[i][j].reforming == false ){
all_reformed = false;
/* Initialize circles reform */
for( size in self.letter_circles[i][j] ){
var circles = self.letter_circles[i][j][size];
for( let k = 0; k < circles.length; k++ ){
circles[k].reform_origin = {x: circles[k].graphic.x, y: circles[k].graphic.y};
}
}
/* Set variables to start reforming */
self.letter_status[i][j].reforming = true;
self.letter_status[i][j].reform_start_time = Date.now();
/* Set different easing for last character */
self.letter_status[i][j].reform_ease = self.letter_status[i].length - 1 == j ? self.reform_ease : self.last_reform_ease;
self.reforming_letters_indexes[i].push(j);
self.reforming_count++;
break;
}
}
if( !all_reformed ) break;
}
if( all_reformed ) {
/* Done Animation */
}
};
Animation.prototype.reform = function(){
var self = this;
for( var i = 0; i < self.reforming_letters_indexes.length; i++ ){
for( var j = 0; j < self.reforming_letters_indexes[i].length; j++ ){
var index = self.reforming_letters_indexes[i][j];
var reform_ease = self.letter_status[i][index].reform_ease;
var time_elapsed = Date.now() - self.letter_status[i][index].reform_start_time;
/* Check if circles are reformed already */
if( !self.letter_circles[i][index].circles_reformed ){
/* Animate circles */
for( var size in self.letter_circles[i][index] ){
var circles = self.letter_circles[i][index][size];
for( k = 0; k < circles.length; k++ ){
if( time_elapsed > self.reform_duration ){
circles[k].graphic.x = circles[k].destination.x;
circles[k].graphic.y = circles[k].destination.y;
self.letter_status[i][index].circles_reformed = true;
} else {
circles[k].graphic.x = Easing[reform_ease](
time_elapsed,
circles[k].reform_origin.x,
circles[k].destination.x - circles[k].reform_origin.x,
self.reform_duration );
circles[k].graphic.y = Easing[reform_ease](
time_elapsed,
circles[k].reform_origin.y,
circles[k].destination.y - circles[k].reform_origin.y,
self.reform_duration );
}
}
}
if( self.letter_status[i][index].circles_reformed ){
self.reforming_count--;
}
}
if( self.letter_status[i][index].circles_reformed ){
self.reforming_letters_indexes[i].splice(j , 1);
}
}
}
};
function initialize(){
renderer = PIXI.autoDetectRenderer(size[0], size[1], {antialias: true, transparent: false});
renderer.backgroundColor = canvas_background;
renderer.autoResize = false;
renderer.resize(size[0], size[1]);
/* Add the canvas to the HTML document */
document.body.appendChild(renderer.view);
stage = new PIXI.Container();
anim = new Animation();
}
function resize() {
if (window.innerWidth / window.innerHeight >= aspect_ratio) {
var w = window.innerHeight * aspect_ratio;
var h = window.innerHeight;
} else {
var w = window.innerWidth;
var h = window.innerWidth / aspect_ratio;
}
renderer.view.style.width = w + 'px';
renderer.view.style.height = h + 'px';
}
window.onresize = resize;
function update(){
if( anim.animate_circles ){
anim.animateCircles();
}
if( anim.reforming_count > 0 ){
anim.reform();
}
/* Loop this function */
requestAnimationFrame(update);
/* Tell the `renderer` to `render` the `stage` */
renderer.render(stage);
}