|
|
var DOM = {};
|
|
|
DOM.listToArray = function(eles) {
|
|
|
try {
|
|
|
var a = [].slice.call(eles, 0)
|
|
|
} catch(e) {
|
|
|
var a = [];
|
|
|
for (var i = 0; i < eles.length; i++) {
|
|
|
a.push(eles[i])
|
|
|
}
|
|
|
}
|
|
|
return a
|
|
|
};
|
|
|
DOM.getIndex = function(ele) {
|
|
|
var index = 0;
|
|
|
for (var p = ele.previousSibling; p;) {
|
|
|
if (p.nodeType == 1) {
|
|
|
index++
|
|
|
}
|
|
|
p = p.previousSibling
|
|
|
}
|
|
|
return index
|
|
|
};
|
|
|
DOM.getElesByClass = function(strClass, context) {
|
|
|
context = context || document;
|
|
|
if (context.getElementsByClassName) {
|
|
|
return context.getElementsByClassName(strClass)
|
|
|
}
|
|
|
var aClass = strClass.split(/ +/);
|
|
|
var eles = context.getElementsByTagName("*");
|
|
|
for (var i = 0; i < aClass.length; i++) {
|
|
|
eles = byClass(aClass[i], eles)
|
|
|
}
|
|
|
return eles;
|
|
|
function byClass(className, eles) {
|
|
|
var reg = new RegExp("(?:^| +)" + className + "(?: +|$)");
|
|
|
var a = [];
|
|
|
for (var i = 0; i < eles.length; i++) {
|
|
|
var ele = eles[i];
|
|
|
if (reg.test(ele.className)) {
|
|
|
a.push(ele)
|
|
|
}
|
|
|
}
|
|
|
return a
|
|
|
}
|
|
|
};
|
|
|
DOM.addClass = function(ele, strClass) {
|
|
|
var reg = new RegExp("(?:^| +)" + strClass + "(?: +|$)");
|
|
|
if (!reg.test(ele.className)) ele.className += " " + strClass
|
|
|
};
|
|
|
DOM.removeClass = function(ele, strClass) {
|
|
|
var reg = new RegExp("(?:^| +)" + strClass + "(?: +|$)", "g");
|
|
|
ele.className = ele.className.replace(reg, "")
|
|
|
};
|
|
|
DOM.children = function(ele, tagName) {
|
|
|
var childNodes = ele.childNodes;
|
|
|
var a = [];
|
|
|
if (typeof tagName == "string") {
|
|
|
tagName = tagName.toUpperCase();
|
|
|
for (var i = 0; i < childNodes.length; i++) {
|
|
|
var child = childNodes[i];
|
|
|
if (child.nodeType == 1 && child.nodeName == tagName) {
|
|
|
a.push(child)
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
return a
|
|
|
};
|
|
|
function getCss(a, b) {
|
|
|
if (b == "scrollTop") {
|
|
|
return a.scrollTop
|
|
|
}
|
|
|
if (window.getComputedStyle) return parseFloat(getComputedStyle(a, null)[b]);
|
|
|
else return parseFloat(a.currentStyle[b])
|
|
|
};
|
|
|
function setCss(a, b, c) {
|
|
|
if (b == "opacity") {
|
|
|
a.style.opacity = c;
|
|
|
a.style.filter = "alpha(opacity=" + c * 100 + ")"
|
|
|
} else if (b == "scrollTop") {
|
|
|
a.scrollTop = c
|
|
|
} else {
|
|
|
a.style[b] = c + "px"
|
|
|
}
|
|
|
};
|
|
|
function animate(ele, obj, duration, type, fnCallback) {
|
|
|
var zhufengEffect = {
|
|
|
zfLinear: function(t, b, c, d) {
|
|
|
return c * t / d + b
|
|
|
},
|
|
|
Quad: {
|
|
|
easeIn: function(t, b, c, d) {
|
|
|
return c * (t /= d) * t + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d) {
|
|
|
return - c * (t /= d) * (t - 2) + b
|
|
|
},
|
|
|
easeInOut: function(t, b, c, d) {
|
|
|
if ((t /= d / 2) < 1) return c / 2 * t * t + b;
|
|
|
return - c / 2 * ((--t) * (t - 2) - 1) + b
|
|
|
}
|
|
|
},
|
|
|
Cubic: {
|
|
|
easeIn: function(t, b, c, d) {
|
|
|
return c * (t /= d) * t * t + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d) {
|
|
|
return c * ((t = t / d - 1) * t * t + 1) + b
|
|
|
},
|
|
|
easeInOut: 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
|
|
|
}
|
|
|
},
|
|
|
Quart: {
|
|
|
easeIn: function(t, b, c, d) {
|
|
|
return c * (t /= d) * t * t * t + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d) {
|
|
|
return - c * ((t = t / d - 1) * t * t * t - 1) + b
|
|
|
},
|
|
|
easeInOut: function(t, b, c, d) {
|
|
|
if ((t /= d / 2) < 1) return c / 2 * t * t * t * t + b;
|
|
|
return - c / 2 * ((t -= 2) * t * t * t - 2) + b
|
|
|
}
|
|
|
},
|
|
|
Quint: {
|
|
|
easeIn: function(t, b, c, d) {
|
|
|
return c * (t /= d) * t * t * t * t + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d) {
|
|
|
return c * ((t = t / d - 1) * t * t * t * t + 1) + b
|
|
|
},
|
|
|
easeInOut: function(t, b, c, d) {
|
|
|
if ((t /= d / 2) < 1) return c / 2 * t * t * t * t * t + b;
|
|
|
return c / 2 * ((t -= 2) * t * t * t * t + 2) + b
|
|
|
}
|
|
|
},
|
|
|
Sine: {
|
|
|
easeIn: function(t, b, c, d) {
|
|
|
return - c * Math.cos(t / d * (Math.PI / 2)) + c + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d) {
|
|
|
return c * Math.sin(t / d * (Math.PI / 2)) + b
|
|
|
},
|
|
|
easeInOut: function(t, b, c, d) {
|
|
|
return - c / 2 * (Math.cos(Math.PI * t / d) - 1) + b
|
|
|
}
|
|
|
},
|
|
|
Expo: {
|
|
|
easeIn: function(t, b, c, d) {
|
|
|
return (t == 0) ? b: c * Math.pow(2, 10 * (t / d - 1)) + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d) {
|
|
|
return (t == d) ? b + c: c * ( - Math.pow(2, -10 * t / d) + 1) + b
|
|
|
},
|
|
|
easeInOut: function(t, b, c, d) {
|
|
|
if (t == 0) return b;
|
|
|
if (t == d) return b + c;
|
|
|
if ((t /= d / 2) < 1) return c / 2 * Math.pow(2, 10 * (t - 1)) + b;
|
|
|
return c / 2 * ( - Math.pow(2, -10 * --t) + 2) + b
|
|
|
}
|
|
|
},
|
|
|
Circ: {
|
|
|
easeIn: function(t, b, c, d) {
|
|
|
return - c * (Math.sqrt(1 - (t /= d) * t) - 1) + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d) {
|
|
|
return c * Math.sqrt(1 - (t = t / d - 1) * t) + b
|
|
|
},
|
|
|
easeInOut: function(t, b, c, d) {
|
|
|
if ((t /= d / 2) < 1) return - c / 2 * (Math.sqrt(1 - t * t) - 1) + b;
|
|
|
return c
|
|
|
/*<2A>زļ<D8B2> - www.sucaijiayuan.com*/
|
|
|
/ 2 * (Math.sqrt(1 - (t -= 2) * t) + 1) + b
|
|
|
}
|
|
|
},
|
|
|
Elastic: {
|
|
|
easeIn: function(t, b, c, d, a, p) {
|
|
|
if (t == 0) return b;
|
|
|
if ((t /= d) == 1) return b + c;
|
|
|
if (!p) p = d * .3;
|
|
|
if (!a || a < Math.abs(c)) {
|
|
|
a = c;
|
|
|
var s = p / 4
|
|
|
} else var s = p / (2 * Math.PI) * Math.asin(c / a);
|
|
|
return - (a * Math.pow(2, 10 * (t -= 1)) * Math.sin((t * d - s) * (2 * Math.PI) / p)) + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d, a, p) {
|
|
|
if (t == 0) return b;
|
|
|
if ((t /= d) == 1) return b + c;
|
|
|
if (!p) p = d * .3;
|
|
|
if (!a || a < Math.abs(c)) {
|
|
|
a = c;
|
|
|
var s = p / 4
|
|
|
} else var s = p / (2 * Math.PI) * Math.asin(c / a);
|
|
|
return (a * Math.pow(2, -10 * t) * Math.sin((t * d - s) * (2 * Math.PI) / p) + c + b)
|
|
|
},
|
|
|
easeInOut: function(t, b, c, d, a, p) {
|
|
|
if (t == 0) return b;
|
|
|
if ((t /= d / 2) == 2) return b + c;
|
|
|
if (!p) p = d * (.3 * 1.5);
|
|
|
if (!a || 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
|
|
|
}
|
|
|
},
|
|
|
Back: {
|
|
|
easeIn: function(t, b, c, d, s) {
|
|
|
if (s == undefined) s = 1.70158;
|
|
|
return c * (t /= d) * t * ((s + 1) * t - s) + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d, s) {
|
|
|
if (s == undefined) s = 1.70158;
|
|
|
return c * ((t = t / d - 1) * t * ((s + 1) * t + s) + 1) + b
|
|
|
},
|
|
|
easeInOut: function(t, b, c, d, s) {
|
|
|
if (s == undefined) s = 1.70158;
|
|
|
if ((t /= d / 2) < 1) return c / 2 * (t * t * (((s *= (1.525)) + 1) * t - s)) + b;
|
|
|
return c / 2 * ((t -= 2) * t * (((s *= (1.525)) + 1) * t + s) + 2) + b
|
|
|
}
|
|
|
},
|
|
|
zfBounce: {
|
|
|
easeIn: function(t, b, c, d) {
|
|
|
return c - zhufengEffect.zfBounce.easeOut(d - t, 0, c, d) + b
|
|
|
},
|
|
|
easeOut: function(t, b, c, d) {
|
|
|
if ((t /= d) < (1 / 2.75)) {
|
|
|
return c * (7.5625 * t * t) + b
|
|
|
} else if (t < (2 / 2.75)) {
|
|
|
return c * (7.5625 * (t -= (1.5 / 2.75)) * t + .75) + b
|
|
|
} else if (t < (2.5 / 2.75)) {
|
|
|
return c * (7.5625 * (t -= (2.25 / 2.75)) * t + .9375) + b
|
|
|
} else {
|
|
|
return c * (7.5625 * (t -= (2.625 / 2.75)) * t + .984375) + b
|
|
|
}
|
|
|
},
|
|
|
easeInOut: function(t, b, c, d) {
|
|
|
if (t < d / 2) return zhufengEffect.zfBounce.easeIn(t * 2, 0, c, d) * .5 + b;
|
|
|
else return zhufengEffect.zfBounce.easeOut(t * 2 - d, 0, c, d) * .5 + c * .5 + b
|
|
|
}
|
|
|
}
|
|
|
};
|
|
|
var fnEffect = zhufengEffect.Expo.easeOut;
|
|
|
if (typeof type == "number") {
|
|
|
switch (type) {
|
|
|
case 0:
|
|
|
break;
|
|
|
case 1:
|
|
|
fnEffect = zhufengEffect.zfLinear;
|
|
|
break;
|
|
|
case 2:
|
|
|
fnEffect = zhufengEffect.Back.easeOut;
|
|
|
break;
|
|
|
case 3:
|
|
|
fnEffect = zhufengEffect.Elastic.easeOut;
|
|
|
break;
|
|
|
case 4:
|
|
|
fnEffect = zhufengEffect.zfBounce.easeOut;
|
|
|
break
|
|
|
}
|
|
|
} else if (typeof type == "function") {
|
|
|
fnCallback = type
|
|
|
};
|
|
|
var oBegin = {};
|
|
|
var oChange = {};
|
|
|
var flag = 0;
|
|
|
for (var attr in obj) {
|
|
|
var begin = getCss(ele, attr);
|
|
|
var change = obj[attr] - begin;
|
|
|
if (change) {
|
|
|
oBegin[attr] = begin;
|
|
|
oChange[attr] = change;
|
|
|
flag++
|
|
|
}
|
|
|
}
|
|
|
if (flag === 0) return;
|
|
|
var times = 0;
|
|
|
if (document.all) var interval = 15;
|
|
|
else var interval = 13;
|
|
|
window.clearTimeout(ele.timer);
|
|
|
_move();
|
|
|
function _move() {
|
|
|
times += interval;
|
|
|
if (times >= duration) {
|
|
|
for (var a in oChange) {
|
|
|
var b = obj[a];
|
|
|
setCss(ele, a, b)
|
|
|
}
|
|
|
ele.timer = null;
|
|
|
if (typeof fnCallback == "function") {
|
|
|
fnCallback.call(ele)
|
|
|
}
|
|
|
} else {
|
|
|
for (var a in oChange) {
|
|
|
var c = oChange[a];
|
|
|
var d = oBegin[a];
|
|
|
var e = fnEffect(times, d, c, duration);
|
|
|
setCss(ele, a, e)
|
|
|
}
|
|
|
ele.timer = window.setTimeout(_move, interval)
|
|
|
}
|
|
|
}
|
|
|
};; |