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+/**
+ * RightJS-UI Billboard v2.2.0
+ * http://rightjs.org/ui/billboard
+ *
+ * Copyright (C) 2010-2011 Nikolay Nemshilov
+ */
+var Billboard = RightJS.Billboard = (function(RightJS) {
+/**
+ * This module defines the basic widgets constructor
+ * it creates an abstract proxy with the common functionality
+ * which then we reuse and override in the actual widgets
+ *
+ * Copyright (C) 2010-2011 Nikolay Nemshilov
+ */
+
+/**
+ * The widget units constructor
+ *
+ * @param String tag-name or Object methods
+ * @param Object methods
+ * @return Widget wrapper
+ */
+function Widget(tag_name, methods) {
+ if (!methods) {
+ methods = tag_name;
+ tag_name = 'DIV';
+ }
+
+ /**
+ * An Abstract Widget Unit
+ *
+ * Copyright (C) 2010 Nikolay Nemshilov
+ */
+ var AbstractWidget = new RightJS.Class(RightJS.Element.Wrappers[tag_name] || RightJS.Element, {
+ /**
+ * The common constructor
+ *
+ * @param Object options
+ * @param String optional tag name
+ * @return void
+ */
+ initialize: function(key, options) {
+ this.key = key;
+ var args = [{'class': 'rui-' + key}];
+
+ // those two have different constructors
+ if (!(this instanceof RightJS.Input || this instanceof RightJS.Form)) {
+ args.unshift(tag_name);
+ }
+ this.$super.apply(this, args);
+
+ if (RightJS.isString(options)) {
+ options = RightJS.$(options);
+ }
+
+ // if the options is another element then
+ // try to dynamically rewrap it with our widget
+ if (options instanceof RightJS.Element) {
+ this._ = options._;
+ if ('$listeners' in options) {
+ options.$listeners = options.$listeners;
+ }
+ options = {};
+ }
+ this.setOptions(options, this);
+
+ return (RightJS.Wrapper.Cache[RightJS.$uid(this._)] = this);
+ },
+
+ // protected
+
+ /**
+ * Catches the options
+ *
+ * @param Object user-options
+ * @param Element element with contextual options
+ * @return void
+ */
+ setOptions: function(options, element) {
+ if (element) {
+ options = RightJS.Object.merge(options, new Function("return "+(
+ element.get('data-'+ this.key) || '{}'
+ ))());
+ }
+
+ if (options) {
+ RightJS.Options.setOptions.call(this, RightJS.Object.merge(this.options, options));
+ }
+
+ return this;
+ }
+ });
+
+ /**
+ * Creating the actual widget class
+ *
+ */
+ var Klass = new RightJS.Class(AbstractWidget, methods);
+
+ // creating the widget related shortcuts
+ RightJS.Observer.createShortcuts(Klass.prototype, Klass.EVENTS || RightJS([]));
+
+ return Klass;
+}
+
+
+/**
+ * Billboard initialization script
+ *
+ * Copyright (C) 2010 Nikolay Nemshilov
+ */
+var R = RightJS,
+ $ = RightJS.$,
+ $$ = RightJS.$$,
+ $w = RightJS.$w,
+ $E = RightJS.$E,
+ Fx = RightJS.Fx,
+ Class = RightJS.Class,
+ Object = RightJS.Object;
+
+
+
+
+/**
+ * Billboards basic class
+ *
+ * Copyright (C) 2010-2011 Nikolay Nemshilov
+ */
+var Billboard = new Widget('UL', {
+ extend: {
+ version: '2.2.0',
+
+ EVENTS: $w('change first last'),
+
+ Options: {
+ fxName: 'stripe', // visual effect name
+ fxDuration: 'long', // visual effect duration
+
+ autostart: true, // if it should automatically start rotate things
+ delay: 4000, // delay between item shows
+ loop: true, // loop after reaching the last one
+
+ showButtons: true, // should it show the next/prev buttons or not
+ prevButton: 'native', // prev item button, 'native' or an ID of your own
+ nextButton: 'native', // next item button, 'native' or an ID of your own
+
+ stripes: 10, // the number of stripes
+
+ cssRule: '*.rui-billboard'
+ }
+ },
+
+ /**
+ * Basic constructor
+ *
+ * @param mixed an element reference
+ * @return void
+ */
+ initialize: function(element) {
+ this.$super('billboard', element);
+
+ // initializing the buttons
+ if (this.options.showButtons) {
+ this.prevButton = this.options.prevButton !== 'native' ? $(this.options.prevButton) :
+ $E('div', {'class': 'rui-billboard-button-prev', 'html': '‹'}).insertTo(this);
+ this.nextButton = this.options.nextButton !== 'native' ? $(this.options.nextButton) :
+ $E('div', {'class': 'rui-billboard-button-next', 'html': '›'}).insertTo(this);
+
+ this.prevButton.onClick(R(function(event) {
+ event.stop(); this.showPrev();
+ }).bind(this));
+ this.nextButton.onClick(R(function(event) {
+ event.stop(); this.showNext();
+ }).bind(this));
+ }
+
+ // catching the 'first'/'last' events
+ this.onChange(function(event) {
+ if (event.item === this.items().first()) {
+ this.fire('first');
+ } else if (event.item === this.items().last()) {
+ this.fire('last');
+ }
+ });
+
+ // stopping/starting the slideshow with mouse over/out events
+ this.on({
+ mouseover: function() {
+ this.stop();
+ },
+
+ mouseout: function(event) {
+ if (this.options.autostart && !event.find('.rui-billboard')) {
+ this.start();
+ }
+ }
+ });
+
+ // autostart
+ if (this.options.autostart) {
+ this.start();
+ }
+ },
+
+ /**
+ * Returns the list of items to swap
+ *
+ * @return Array swappable items
+ */
+ items: function() {
+ return this.children().without(this.prevButton, this.nextButton);
+ },
+
+ /**
+ * Show next item on the list
+ *
+ * @return Billboard this
+ */
+ showNext: function() {
+ var items = this.items(), index = items.indexOf(this.current()) + 1;
+
+ if (index == items.length && this.options.loop) {
+ index = 0;
+ }
+
+ return this.current(index);
+ },
+
+ /**
+ * Show prev item on the list
+ *
+ * @return Billboard this
+ */
+ showPrev: function() {
+ var items = this.items(), index = items.indexOf(this.current()) - 1;
+
+ if (index < 0 && this.options.loop) {
+ index = items.length - 1;
+ }
+
+ return this.current(index);
+ },
+
+ /**
+ * Gets/sets the current item
+ *
+ * @param mixed integer index or a LI element reference
+ * @return Billboard this or current LI element
+ */
+ current: function(index) {
+ var items = this.items();
+
+ if (arguments.length) {
+ if (index instanceof Element) {
+ index = items.indexOf(index);
+ }
+
+ this.runFx(items[index]);
+ } else {
+ return items.length ? (
+ items.first('hasClass', 'rui-billboard-current') ||
+ items.first().addClass('rui-billboard-current')
+ ) : null;
+ }
+
+ return this;
+ },
+
+ /**
+ * Starts the slide show
+ *
+ * @return Billboard this
+ */
+ start: function() {
+ this.timer = R(this.showNext).bind(this).periodical(this.options.delay);
+ },
+
+ /**
+ * stops the slideshow
+ *
+ * @return Billboard this
+ */
+ stop: function() {
+ if (this.timer) {
+ this.timer.stop();
+ }
+ },
+
+ /**
+ * Wrapping the event trigger so it always sent the
+ * current element references
+ *
+ * @param String event name
+ * @param Object options
+ * @return Billboard this
+ */
+ fire: function(name, options) {
+ return this.$super(name, Object.merge({
+ index: this.items().indexOf(this.current()),
+ item: this.current()
+ }, options));
+ },
+
+// protected
+
+ /**
+ * Runs the fx transition
+ *
+ * @param Element new LI element
+ * @return void
+ */
+ runFx: function(item) {
+ if (item && !this._running) {
+ var Fx = Billboard.Fx[R(this.options.fxName || '').capitalize()];
+
+ if (Fx) {
+ new Fx(this).start(this.current(), item);
+ } else {
+ this.current().removeClass('rui-billboard-current');
+ item.addClass('rui-billboard-current');
+ }
+ }
+ }
+});
+
+/**
+ * Basic billboard visual effect
+ *
+ * Copyright (C) 2010 Nikolay Nemshilov
+ */
+Billboard.Fx = new Class(Fx, {
+
+ /**
+ * basic constructor
+ *
+ * @param Billboard billboard
+ * @return void
+ */
+ initialize: function(billboard) {
+ this.container = $E('div', {'class': 'rui-billboard-fx-container'});
+
+ this.$super(billboard, {
+ duration: billboard.options.fxDuration,
+ onStart: function() {
+ billboard._running = true;
+ billboard.insert(this.container);
+ },
+ onFinish: function() {
+ this.container.remove();
+ billboard._running = false;
+ billboard.fire('change');
+ }
+ });
+ },
+
+ /**
+ * Starts an fx on the given item
+ *
+ * @param {Element} old LI element
+ * @param {Element} new LI element
+ * @return void
+ */
+ prepare: function(old_item, new_item) {
+ old_item.removeClass('rui-billboard-current');
+ new_item.addClass('rui-billboard-current');
+
+ this.clone = old_item.clone();
+
+ this.container.update(this.clone);
+ }
+
+});
+
+/**
+ * Fade visual effects class
+ *
+ * Copyright (C) 2010 Nikolay Nemshilov
+ */
+Billboard.Fx.Fade = new Class(Billboard.Fx, {
+
+ /**
+ * Starts an fx on the given item
+ *
+ * @param {Element} old LI element
+ * @param {Element} new LI element
+ * @return void
+ */
+ prepare: function(old_item, new_item) {
+ this.$super(old_item, new_item);
+ },
+
+ /**
+ * Rendering the effect
+ *
+ * @param Float delta value
+ * @return void
+ */
+ render: function(delta) {
+ this.container.setStyle({opacity: 1 - delta});
+ }
+
+});
+
+/**
+ * The slide visual effects class
+ *
+ * Copyright (C) 2010 Nikolay Nemshilov
+ */
+Billboard.Fx.Slide = new Class(Billboard.Fx, {
+
+ /**
+ * overloading the 'prepare' method to add some stuff
+ * to the container depending on which direction do we slide
+ *
+ * @param {Element} old LI element
+ * @param {Element} new LI element
+ * @return void
+ */
+ prepare: function(old_item, new_item) {
+ this._width = this.element.current().size().x;
+ this._direction = old_item.nextSiblings().include(new_item) ? -1 : 1;
+
+ this.$super(old_item, new_item);
+
+ this.clone.setStyle({width: this._width + 'px'});
+ },
+
+ /**
+ * Rendering the Fx
+ *
+ * @param Float delta
+ * @return void
+ */
+ render: function(delta) {
+ this.clone._.style.left = this._direction * this._width * delta + 'px';
+ }
+
+});
+
+/**
+ * Stripe visual effects class
+ *
+ * Copyright (C) 2010-2011 Nikolay Nemshilov
+ */
+Billboard.Fx.Stripe = new Class(Billboard.Fx, {
+
+ directions: ['down', 'up', 'left', 'right'],
+
+ /**
+ * Breaking the original element onto sripes in here
+ *
+ * @param {Element} old LI element
+ * @param {Element} new LI element
+ * @return void
+ */
+ prepare: function(old_item, new_item) {
+ this.$super(old_item, new_item);
+
+ var length = this.element.options.stripes,
+ width = this.element.items()[0].size().x / length,
+ delay = 100,
+ direction = this.directions.shift();
+
+ this.directions.push(direction);
+ this.container.clean();
+
+ for (var i=0; i < length; i++) {
+ var stripe = $E('div', {
+ 'class': 'rui-billboard-stripe',
+ 'style': {
+ width: width + 1 + 'px',
+ left: i * width + 'px'
+ }
+ }).insert(old_item.clone().setStyle({
+ width: width * length + 'px',
+ left: - i * width + 'px'
+ }));
+
+ this.container.append(stripe);
+ var options = {
+ duration: this.options.duration
+ };
+
+ if (direction !== 'right' && i === (length - 1) || (direction === 'right' && i === 0)) {
+ options.onFinish = R(this.finish).bind(this, true);
+ }
+
+ switch (direction) {
+ case 'up':
+ R(function(stripe, options) {
+ stripe.setHeight(stripe.size().y);
+ stripe.morph({height: '0px'}, options);
+ }).bind(this, stripe, options).delay(i * delay);
+ break;
+
+ case 'down':
+ stripe.setStyle('top: auto; bottom: 0px');
+ R(function(stripe, options) {
+ stripe.setHeight(stripe.size().y);
+ stripe.morph({height: '0px'}, options);
+ }).bind(this, stripe, options).delay(i * delay);
+ break;
+
+ case 'left':
+ R(function(stripe, options) {
+ stripe.morph({width: '0px'}, options);
+ }).bind(this, stripe, options).delay(i * delay);
+ break;
+
+ case 'right':
+ R(function(stripe, options) {
+ stripe.morph({width: '0px'}, options);
+ }).bind(this, stripe, options).delay((length - i -1) * delay);
+ break;
+
+ default:
+ this.finish(true);
+ }
+ }
+ },
+
+
+ /**
+ * Stubbing the finish method so it didn't finish prematurely
+ *
+ * @return Fx this
+ */
+ finish: function(for_sure) {
+ if (for_sure) {
+ this.$super();
+ }
+ return this;
+ }
+
+});
+
+/**
+ * Document level hooks for billboards
+ *
+ * Copyright (C) 2010 Nikolay Nemshilov
+ */
+$(document).onReady(function() {
+ $$(Billboard.Options.cssRule).each(function(element) {
+ if (!(element instanceof Billboard)) {
+ element = new Billboard(element);
+ }
+ });
+});
+
+var embed_style = document.createElement('style'),
+ embed_rules = document.createTextNode("*.rui-billboard, *.rui-billboard> *{margin:0;padding:0;list-style:none} *.rui-billboard{display:inline-block; *display:inline; *zoom:1;position:relative} *.rui-billboard> *{display:none;width:100%;height:100%} *.rui-billboard> *:first-child, *.rui-billboard> *.rui-billboard-current:first-child{display:block;position:relative} *.rui-billboard> *>img{margin:0;padding:0} *.rui-billboard-current{position:absolute;left:0;top:0;display:block;z-index:999} *.rui-billboard-button-prev, *.rui-billboard-button-next{position:absolute;z-index:99999;left:.25em;top:auto;bottom:.25em;display:block;width:.5em;height:auto;text-align:center;font-size:200%;font-family:Arial;font-weight:bold;padding:0em .5em .2em .5em;background:white;opacity:0;filter:alpha(opacity:0);cursor:pointer;border:.12em solid #888;border-radius:.2em;-moz-border-radius:.2em;-webkit-border-radius:.2em;user-select:none;-moz-user-select:none;-webkit-user-select:none;transition:opacity .3s ease-in-out;-o-transition:opacity .3s ease-in-out;-moz-transition:opacity .3s ease-in-out;-webkit-transition:opacity .3s ease-in-out} *.rui-billboard-button-next{left:auto;right:.25em;text-align:right} *.rui-billboard-button-prev:active{text-indent:-.1em} *.rui-billboard-button-next:active{text-indent:.2em} *.rui-billboard:hover *.rui-billboard-button-prev, *.rui-billboard:hover *.rui-billboard-button-next{opacity:0.4;filter:alpha(opacity:40)} *.rui-billboard:hover *.rui-billboard-button-prev:hover, *.rui-billboard:hover *.rui-billboard-button-next:hover{opacity:0.7;filter:alpha(opacity:70)}.rui-billboard-fx-container{position:absolute;left:0;top:0;display:block;z-index:9999;overflow:hidden}.rui-billboard-fx-container> *{position:absolute;left:0;top:0}.rui-billboard-stripe{overflow:hidden}.rui-billboard-stripe> *{position:relative}");
+
+embed_style.type = 'text/css';
+document.getElementsByTagName('head')[0].appendChild(embed_style);
+
+if(embed_style.styleSheet) {
+ embed_style.styleSheet.cssText = embed_rules.nodeValue;
+} else {
+ embed_style.appendChild(embed_rules);
+}
+
+
+return Billboard;
+})(RightJS);
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-21 22:58:05 +0000