Created
May 4, 2014 01:50
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Save anonymous/11509407 to your computer and use it in GitHub Desktop.
A Pen by hui.
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<canvas id="pixie"></canvas> | |
<div class="container"></div> | |
<script src="http://code.jquery.com/jquery-1.7.1.min.js" type="text/javascript"></script> |
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function draw() { | |
con.clearRect(0, 0, WIDTH, HEIGHT); | |
for (var e = 0; e < pxs.length; e++) { | |
pxs[e].fade(); | |
pxs[e].move(); | |
pxs[e].draw() | |
} | |
} | |
function Circle() { | |
WIDTH = window.innerWidth; | |
HEIGHT = window.innerHeight; | |
this.s = { | |
ttl: 8e3, | |
xmax: 5, | |
ymax: 2, | |
rmax: 10, | |
rt: 1, | |
xdef: 960, | |
ydef: 540, | |
xdrift: 4, | |
ydrift: 4, | |
random: true, | |
blink: true | |
}; | |
this.reset = function () { | |
this.x = this.s.random ? WIDTH * Math.random() : this.s.xdef; | |
this.y = this.s.random ? HEIGHT * Math.random() : this.s.ydef; | |
this.r = (this.s.rmax - 1) * Math.random() + 1; | |
this.dx = Math.random() * this.s.xmax * (Math.random() < .5 ? -1 : 1); | |
this.dy = Math.random() * this.s.ymax * (Math.random() < .5 ? -1 : 1); | |
this.hl = this.s.ttl / rint * (this.r / this.s.rmax); | |
this.rt = Math.random() * this.hl; | |
this.s.rt = Math.random() + 1; | |
this.stop = Math.random() * .2 + .4; | |
this.s.xdrift *= Math.random() * (Math.random() < .5 ? -1 : 1); | |
this.s.ydrift *= Math.random() * (Math.random() < .5 ? -1 : 1) | |
}; | |
this.fade = function () { | |
this.rt += this.s.rt | |
}; | |
this.draw = function () { | |
if (this.s.blink && (this.rt <= 0 || this.rt >= this.hl)) this.s.rt = this.s.rt * -1; | |
else if (this.rt >= this.hl) this.reset(); | |
var e = 1 - this.rt / this.hl; | |
con.beginPath(); | |
con.arc(this.x, this.y, this.r, 0, Math.PI * 2, true); | |
con.closePath(); | |
var t = this.r * e; | |
g = con.createRadialGradient(this.x, this.y, 0, this.x, this.y, t <= 0 ? 1 : t); | |
g.addColorStop(0, "rgba(255,255,255," + e + ")"); | |
g.addColorStop(this.stop, "rgba(77,101,181," + e * .6 + ")"); | |
g.addColorStop(1, "rgba(77,101,181,0)"); | |
con.fillStyle = g; | |
con.fill() | |
}; | |
this.move = function () { | |
WIDTH = window.innerWidth; | |
HEIGHT = window.innerHeight; | |
this.x += this.rt / this.hl * this.dx; | |
this.y += this.rt / this.hl * this.dy; | |
if (this.x > WIDTH || this.x < 0) this.dx *= -1; | |
if (this.y > HEIGHT || this.y < 0) this.dy *= -1 | |
}; | |
this.getX = function () { | |
return this.x | |
}; | |
this.getY = function () { | |
return this.y | |
} | |
} | |
var WIDTH; | |
var HEIGHT; | |
var canvas; | |
var con; | |
var g; | |
var pxs = new Array; | |
var rint = 60; | |
$(document).ready(function () { | |
WIDTH = "100%"; | |
HEIGHT = "100%"; | |
$("#container").width(WIDTH).height(HEIGHT); | |
WIDTH = window.innerWidth; | |
HEIGHT = window.innerHeight; | |
canvas = document.getElementById("pixie"); | |
$(canvas).attr("width", WIDTH).attr("height", HEIGHT); | |
con = canvas.getContext("2d"); | |
for (var e = 0; e < 100; e++) { | |
pxs[e] = new Circle; | |
pxs[e].reset() | |
} | |
setInterval(draw, rint) | |
}); | |
$(".services .header2 .service-header").hover(function () { | |
var e = $(this); | |
e.find("h3").hide(); | |
$(this).parent().find(".header-bg").stop(true, true).animate({ | |
width: "100%" | |
}, "fast", function () { | |
e.find("h3").addClass("active").fadeIn("fast") | |
}) | |
}, function () { | |
var e = $(this); | |
e.find("h3").hide(); | |
e.parent().find(".header-bg").stop(true, true).animate({ | |
width: 70 | |
}, "fast", function () { | |
e.find("h3").removeClass("active").fadeIn("fast") | |
}) | |
}) |
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body { | |
margin: 0; | |
padding: 0 | |
} | |
#pixie { | |
position:fixed; | |
background-color: #164979; | |
width:100%; | |
height:100%; | |
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#040429', endColorstr='#257EB7', GradientType=0); | |
/* IE6-9 */ | |
background: -ms-linear-gradient(top, #0E2A55 40%, #0E2A55 40%, #1D6196 60%); | |
/* IE10+ */ | |
background: -webkit-gradient(linear, center top, center bottom, from(#040429), to(#257EB7)); | |
/* Chrome, Safari 4+ */ | |
background: -webkit-linear-gradient(center top, #040429, #257EB7) repeat scroll 0 0 rgba(0, 0, 0, 0); | |
/* Chrome 10-25, iOS 5+, Safari 5.1+ */ | |
background: -moz-linear-gradient(center top, #040429, #257EB7) repeat scroll 0 0 rgba(0, 0, 0, 0); | |
/* Firefox 3.6-15 */ | |
background: -o-linear-gradient(center top, #040429, #257EB7) repeat scroll 0 0 rgba(0, 0, 0, 0); | |
/* Opera 11.10-12.00 */ | |
background: linear-gradient(center top, #040429, #257EB7) repeat scroll 0 0 rgba(0, 0, 0, 0); | |
/* Chrome 26, Firefox 16+, IE 10+, Opera 12.10+ */ | |
margin:0; | |
padding:0; | |
} |
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