Posted in Javascript onFebruary 01, 2015
代码：
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>jQuery实现炫酷的鼠标轨迹特效</title><base target="_blank" />
<script type="text/javascript"> window.onload = function () {
C = Math.cos; S = Math.sin; U = 0; w = window; j = document; d = j.getElementById("kele"+"yi_com"); c = d.getContext("2d"); W = d.width = w.innerWidth; H = d.height = w.innerHeight; c.fillRect(0, 0, W, H); c.globalCompositeOperation = "lighter"; c.lineWidth = 0.2; c.lineCap = "round"; var bool = 0, t = 0; d.onmousemove = function (e) {
if (window.T) {
if (D == 9) { D = Math.random() * 15; f(1); }
clearTimeout(T);
}
X = e.pageX; Y = e.pageY; a = 0; b = 0; A = X, B = Y; R = (e.pageX / W * 999 >> 0) / 999; r = (e.pageY / H * 999 >> 0) / 999; U = e.pageX / H * 360 >> 0; D = 9; g = 360 * Math.PI / 180; T = setInterval(f = function (e) {
c.save(); c.globalCompositeOperation = "source-over"; if (e != 1) { c.fillStyle = "rgba(0,0,0,0.02)"; c.fillRect(0, 0, W, H); }
c.restore(); i = 25; while (i--) {
c.beginPath(); if (D > 450 || bool) {
if (!bool) { bool = 1; }
if (D < 0.1) { bool = 0; }
t -= g; D -= 0.1;
}
if (!bool) { t += g; D += 0.1; }
q = (R / r - 1) * t; x = (R - r) * C(t) + D * C(q) + (A + (X - A) * (i / 25)) + (r - R); y = (R - r) * S(t) - D * S(q) + (B + (Y - B) * (i / 25)); if (a) { c.moveTo(a, b); c.lineTo(x, y) }
c.strokeStyle = "hsla(" + (U % 360) + ",100%,50%,0.75)"; c.stroke(); a = x; b = y;
}
U -= 0.5; A = X; B = Y;
}, 16);
}
j.onkeydown = function (e) { a = b = 0; R += 0.05 }
d.onmousemove({ pageX: 300, pageY: 290 })
}</script>
<style>body{margin:0;overflow:hidden}div{padding:1px 5px;background:#333;position:absolute;z-index:2;color:#555;font-family:arial}a{color:#ccf}a:hover{color:red}</style>
</head>
<body>
<div id="text"></div>
<canvas id="keleyi_com"></canvas>
</body>
</html>
以上就是本文的内容了，希望小伙伴们喜欢此特效，快过年了，给自己的个人主页增添些色彩吧。
jQuery实现炫酷的鼠标轨迹特效
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hebedich声明：登载此文出于传递更多信息之目的，并不意味着赞同其观点或证实其描述。
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