jquery/fx/fx.js

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$.speed = function(s,o) {
if ( o && o.constructor == Function ) { o = { onComplete: o }; }
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o = o || {};
var ss = {"crawl":1200,"xslow":850,"slow":600,"medium":400,"fast":200,"xfast":75,"normal":400};
o.duration = typeof s == "number" ? s : ss[s] || 400;
return o;
};
$.fn.hide = function(a,o) {
o = $.speed(a,o);
return a ? this.each(function(){
new $.fx.FadeSize(this,o).hide();
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}) : this._hide();
};
$.fn.show = function(a,o) {
o = $.speed(a,o);
return a ? this.each(function(){
new $.fx.FadeSize(this,o).show();
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}) : this._show();
};
$.fn.slideDown = function(a,o) {
o = $.speed(a,o);
return this.each(function(){
new $.fx.Resize(this,o).show("height");
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});
};
$.fn.slideUp = function(a,o) {
o = $.speed(a,o);
return this.each(function(){
new $.fx.Resize(this,o).hide("height");
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});
};
$.fn.fadeOut = function(a,o) {
o = $.speed(a,o);
return a ? this.each(function(){
new $.fx.Opacity(this,o,1).hide();
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}) : this._hide();
};
$.fn.fadeIn = function(a,o) {
o = $.speed(a,o);
return a ? this.each(function(){
new $.fx.Opacity(this,o,1).show();
}) : this._show();
};
$.fn.fadeTo = function(a,ev,o) {
o = $.speed(a,o);
return a ? this.each(function(){
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ef = new $.fx.Opacity(this,o);
ef.custom(ef.cur(),parseFloat(ev));
ef.show();
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}) : this._show();
};
$.fn.center = function(f) {
return this.each(function(){
if ( !f && this.nodeName == 'IMG' &&
!this.offsetWidth && !this.offsetHeight ) {
var self = this;
setTimeout(function(){
$(self).center(true);
}, 13);
} else {
var s = this.style;
var p = this.parentNode;
if ( $.css(p,"position") == 'static' ) {
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p.style.position = 'relative';
}
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s.position = 'absolute';
s.left = parseInt(($.css(p,"width") - $.css(this,"width"))/2, 10) + "px";
s.top = parseInt(($.css(p,"height") - $.css(this,"height"))/2, 10) + "px";
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}
});
};
$.setAuto = function(e,p) {
var a = e.style[p];
var o = $.css(e,p);
e.style[p] = 'auto';
var n = $.css(e,p);
if ( o != n ) {
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e.style[p] = a;
}
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};
/*
* I originally wrote fx() as a clone of moo.fx and in the process
* of making it small in size the code became illegible to sane
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* people. You've been warned.
*/
$.fx = function(el,op,ty,tz){
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var z = this;
z.el = el.constructor==String?document.getElementById(el):el;
var y = z.el.style;
z.a = function(){z.el.style[ty]=z.now+z.o.unit;};
z.max = function(){return z.el["io"+ty]||z.el["natural"+tz]||z.el["scroll"+tz]||z.cur();};
z.cur = function(){return parseInt($.getCSS(z.el,ty),10);};
z.show = function(){z.ss("block");z.o.auto=true;z.custom(0,z.max());};
z.hide = function(){z.el.$o=$.getCSS(z.el,"overflow");z.el["io"+ty]=this.cur();z.custom(z.cur(),0);};
z.ss = function(a){if(y.display!=a){y.display=a;}};
z.toggle = function(){if(z.cur()>0){z.hide();}else{z.show();}};
z.modify = function(a){z.custom(z.cur(),z.cur()+a);};
z.clear = function(){clearInterval(z.timer);z.timer=null;};
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z.oo = y.overflow;
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y.overflow = "hidden";
z.o = {
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unit: "px",
duration: (op && op.duration) || 400,
onComplete: (op && op.onComplete) || op
};
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z.step = function(f,tt){
var t = (new Date()).getTime();
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var p = (t - z.s) / z.o.duration;
if (t >= z.o.duration+z.s) {
z.now = tt;
z.clear();
setTimeout(function(){
y.overflow = z.oo;
if(y.height=="0px"||y.width=="0px"){z.ss("none");}
if ( ty != "opacity" && z.o.auto ) {
$.setAuto( z.el, "height" );
$.setAuto( z.el, "width" );
}
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if(z.o.onComplete.constructor == Function){z.el.$_ = z.o.onComplete;z.el.$_();}
},13);
} else {
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z.now = ((-Math.cos(p*Math.PI)/2) + 0.5) * (tt-f) + f;
}
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z.a();
};
z.custom = function(f,t){
if(z.timer) {return null;}
this.now=f;z.a();z.io=z.cur();z.s=(new Date()).getTime();
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z.timer=setInterval(function(){z.step(f,t);}, 13);
};
};
$.fx.fn = ["show","hide","toggle"];
$.fx.ty = ["Height","Width","Left","Top"];
(function(){
for(var $i in $.fx.ty){(function(){
var c = $.fx.ty[$i];
$.fx[c] = function(a,b){
return new $.fx(a,b,c.toLowerCase(),c);
};
})();}
})();
$.fx.Opacity = function(a,b,sv){
var o = new $.fx(a,b,"opacity");
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o.cur = function(){return parseFloat(o.el.style.opacity);};
o.a = function() {
var e = o.el.style;
if (o.now == 1) { o.now = 0.9999; }
if (window.ActiveXObject) {
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e.filter = "alpha(opacity=" + o.now*100 + ")";
}
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e.opacity = o.now;
};
o.io = o.now = (sv || o.cur());
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o.a();
return o;
};
$.fx.Resize = function(e,o){
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var z = this;
var h = new $.fx.Height(e,o);
if(o) { o.onComplete = null; }
var w = new $.fx.Width(e,o);
function c(a,b,d){return (!a||a==c||b==d);}
for(var i in $.fx.fn){(function(){
var j = $.fx.fn[i];
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z[j] = function(a,b){
if(c(a,b,"height")) { h[j](); }
if(c(a,b,"width")) { w[j](); }
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};
})();}
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z.modify = function(c,d){
h.modify(c);
w.modify(d);
};
};
$.fx.FadeSize = function(e,o){
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var z = this;
var r = new $.fx.Resize(e,o);
if(o) { o.onComplete = null; }
var p = new $.fx.Opacity(e,o,1);
for(var i in $.fx.fn){(function(){
var j = $.fx.fn[i];
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z[j] = function(a,b){p[j]();r[j](a,b);};
})();}
};