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include/scripts/moo.fx.pack.js
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263
include/scripts/moo.fx.pack.js
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/*
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moo.fx pack, effects extensions for moo.fx.
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by Valerio Proietti (http://mad4milk.net) MIT-style LICENSE
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for more info visit (http://moofx.mad4milk.net).
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Friday, February 24, 2006
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v 1.2.2
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*/
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//smooth scroll
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fx.Scroll = Class.create();
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fx.Scroll.prototype = Object.extend(new fx.Base(), {
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initialize: function(options) {
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this.setOptions(options);
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},
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scrollTo: function(el){
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var dest = Position.cumulativeOffset($(el))[1];
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var client = window.innerHeight || document.documentElement.clientHeight;
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var full = document.documentElement.scrollHeight;
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var top = window.pageYOffset || document.body.scrollTop || document.documentElement.scrollTop;
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if (dest+client > full) this.custom(top, dest - client + (full-dest));
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else this.custom(top, dest);
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},
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increase: function(){
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window.scrollTo(0, this.now);
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}
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});
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//text size modify, now works with pixels too.
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fx.Text = Class.create();
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fx.Text.prototype = Object.extend(new fx.Base(), {
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initialize: function(el, options) {
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this.el = $(el);
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this.setOptions(options);
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if (!this.options.unit) this.options.unit = "em";
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},
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increase: function() {
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this.el.style.fontSize = this.now + this.options.unit;
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}
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});
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//composition effect: widht/height/opacity
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fx.Combo = Class.create();
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fx.Combo.prototype = {
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setOptions: function(options) {
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this.options = {
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opacity: true,
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height: true,
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width: false
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}
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Object.extend(this.options, options || {});
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},
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initialize: function(el, options) {
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this.el = $(el);
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this.setOptions(options);
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if (this.options.opacity) {
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this.el.o = new fx.Opacity(el, options);
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options.onComplete = null;
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}
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if (this.options.height) {
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this.el.h = new fx.Height(el, options);
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options.onComplete = null;
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}
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if (this.options.width) this.el.w = new fx.Width(el, options);
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},
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toggle: function() { this.checkExec('toggle'); },
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hide: function(){ this.checkExec('hide'); },
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clearTimer: function(){ this.checkExec('clearTimer'); },
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checkExec: function(func){
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if (this.el.o) this.el.o[func]();
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if (this.el.h) this.el.h[func]();
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if (this.el.w) this.el.w[func]();
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},
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//only if width+height
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resizeTo: function(hto, wto) {
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if (this.el.h && this.el.w) {
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this.el.h.custom(this.el.offsetHeight, this.el.offsetHeight + hto);
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this.el.w.custom(this.el.offsetWidth, this.el.offsetWidth + wto);
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}
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},
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customSize: function(hto, wto) {
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if (this.el.h && this.el.w) {
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this.el.h.custom(this.el.offsetHeight, hto);
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this.el.w.custom(this.el.offsetWidth, wto);
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}
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}
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}
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fx.Accordion = Class.create();
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fx.Accordion.prototype = {
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setOptions: function(options) {
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this.options = {
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delay: 100,
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opacity: false
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}
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Object.extend(this.options, options || {});
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},
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initialize: function(togglers, elements, options) {
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this.elements = elements;
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this.setOptions(options);
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var options = options || '';
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elements.each(function(el, i){
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options.onComplete = function(){
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if (el.offsetHeight > 0) el.style.height = '1%';
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}
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el.fx = new fx.Combo(el, options);
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el.fx.hide();
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});
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togglers.each(function(tog, i){
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tog.onclick = function(){
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this.showThisHideOpen(elements[i]);
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}.bind(this);
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}.bind(this));
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},
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showThisHideOpen: function(toShow){
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if (toShow.offsetHeight == 0) setTimeout(function(){this.clearAndToggle(toShow);}.bind(this), this.options.delay);
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this.elements.each(function(el, i){
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if (el.offsetHeight > 0 && el != toShow) this.clearAndToggle(el);
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}.bind(this));
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},
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clearAndToggle: function(el){
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el.fx.clearTimer();
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el.fx.toggle();
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}
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}
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var Remember = new Object();
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Remember = function(){};
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Remember.prototype = {
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initialize: function(el, options){
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this.el = $(el);
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this.days = 365;
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this.options = options;
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this.effect();
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var cookie = this.readCookie();
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if (cookie) {
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this.fx.now = cookie;
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this.fx.increase();
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}
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},
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//cookie functions based on code by Peter-Paul Koch
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setCookie: function(value) {
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var date = new Date();
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date.setTime(date.getTime()+(this.days*24*60*60*1000));
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var expires = "; expires="+date.toGMTString();
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document.cookie = this.el+this.el.id+this.prefix+"="+value+expires+"; path=/";
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},
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readCookie: function() {
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var nameEQ = this.el+this.el.id+this.prefix + "=";
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var ca = document.cookie.split(';');
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for(var i=0;c=ca[i];i++) {
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while (c.charAt(0)==' ') c = c.substring(1,c.length);
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if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
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}
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return false;
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},
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custom: function(from, to){
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if (this.fx.now != to) {
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this.setCookie(to);
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this.fx.custom(from, to);
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}
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}
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}
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fx.RememberHeight = Class.create();
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fx.RememberHeight.prototype = Object.extend(new Remember(), {
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effect: function(){
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this.fx = new fx.Height(this.el, this.options);
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this.prefix = 'height';
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},
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toggle: function(){
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if (this.el.offsetHeight == 0) this.setCookie(this.el.scrollHeight);
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else this.setCookie(0);
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this.fx.toggle();
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},
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resize: function(to){
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this.setCookie(this.el.offsetHeight+to);
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this.fx.custom(this.el.offsetHeight,this.el.offsetHeight+to);
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},
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hide: function(){
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if (!this.readCookie()) {
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this.fx.hide();
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}
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}
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});
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fx.RememberText = Class.create();
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fx.RememberText.prototype = Object.extend(new Remember(), {
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effect: function(){
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this.fx = new fx.Text(this.el, this.options);
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this.prefix = 'text';
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}
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});
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//useful for-replacement
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Array.prototype.each = function(func){
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for(var i=0;ob=this[i];i++) func(ob, i);
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}
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//Easing Equations (c) 2003 Robert Penner, all rights reserved.
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//This work is subject to the terms in http://www.robertpenner.com/easing_terms_of_use.html.
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//expo
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fx.expoIn = function(pos){
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return Math.pow(2, 10 * (pos - 1));
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}
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fx.expoOut = function(pos){
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return (-Math.pow(2, -10 * pos) + 1);
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}
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//quad
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fx.quadIn = function(pos){
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return Math.pow(pos, 2);
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}
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fx.quadOut = function(pos){
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return -(pos)*(pos-2);
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}
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//circ
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fx.circOut = function(pos){
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return Math.sqrt(1 - Math.pow(pos-1,2));
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}
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fx.circIn = function(pos){
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return -(Math.sqrt(1 - Math.pow(pos, 2)) - 1);
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}
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//back
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fx.backIn = function(pos){
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return (pos)*pos*((2.7)*pos - 1.7);
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}
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fx.backOut = function(pos){
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return ((pos-1)*(pos-1)*((2.7)*(pos-1) + 1.7) + 1);
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}
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//sine
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fx.sineOut = function(pos){
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return Math.sin(pos * (Math.PI/2));
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}
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fx.sineIn = function(pos){
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return -Math.cos(pos * (Math.PI/2)) + 1;
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}
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fx.sineInOut = function(pos){
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return -(Math.cos(Math.PI*pos) - 1)/2;
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}
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