| // script.aculo.us effects.js v1.8.1, Thu Jan 03 22:07:12 -0500 2008 |
| |
| // Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) |
| // Contributors: |
| // Justin Palmer (http://encytemedia.com/) |
| // Mark Pilgrim (http://diveintomark.org/) |
| // Martin Bialasinki |
| // |
| // script.aculo.us is freely distributable under the terms of an MIT-style license. |
| // For details, see the script.aculo.us web site: http://script.aculo.us/ |
| |
| // converts rgb() and #xxx to #xxxxxx format, |
| // returns self (or first argument) if not convertable |
| String.prototype.parseColor = function() { |
| var color = '#'; |
| if (this.slice(0,4) == 'rgb(') { |
| var cols = this.slice(4,this.length-1).split(','); |
| var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3); |
| } else { |
| if (this.slice(0,1) == '#') { |
| if (this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); |
| if (this.length==7) color = this.toLowerCase(); |
| } |
| } |
| return (color.length==7 ? color : (arguments[0] || this)); |
| }; |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| Element.collectTextNodes = function(element) { |
| return $A($(element).childNodes).collect( function(node) { |
| return (node.nodeType==3 ? node.nodeValue : |
| (node.hasChildNodes() ? Element.collectTextNodes(node) : '')); |
| }).flatten().join(''); |
| }; |
| |
| Element.collectTextNodesIgnoreClass = function(element, className) { |
| return $A($(element).childNodes).collect( function(node) { |
| return (node.nodeType==3 ? node.nodeValue : |
| ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? |
| Element.collectTextNodesIgnoreClass(node, className) : '')); |
| }).flatten().join(''); |
| }; |
| |
| Element.setContentZoom = function(element, percent) { |
| element = $(element); |
| element.setStyle({fontSize: (percent/100) + 'em'}); |
| if (Prototype.Browser.WebKit) window.scrollBy(0,0); |
| return element; |
| }; |
| |
| Element.getInlineOpacity = function(element){ |
| return $(element).style.opacity || ''; |
| }; |
| |
| Element.forceRerendering = function(element) { |
| try { |
| element = $(element); |
| var n = document.createTextNode(' '); |
| element.appendChild(n); |
| element.removeChild(n); |
| } catch(e) { } |
| }; |
| |
| /*--------------------------------------------------------------------------*/ |
| |
| var Effect = { |
| _elementDoesNotExistError: { |
| name: 'ElementDoesNotExistError', |
| message: 'The specified DOM element does not exist, but is required for this effect to operate' |
| }, |
| Transitions: { |
| linear: Prototype.K, |
| sinoidal: function(pos) { |
| return (-Math.cos(pos*Math.PI)/2) + 0.5; |
| }, |
| reverse: function(pos) { |
| return 1-pos; |
| }, |
| flicker: function(pos) { |
| var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; |
| return pos > 1 ? 1 : pos; |
| }, |
| wobble: function(pos) { |
| return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5; |
| }, |
| pulse: function(pos, pulses) { |
| pulses = pulses || 5; |
| return ( |
| ((pos % (1/pulses)) * pulses).round() == 0 ? |
| ((pos * pulses * 2) - (pos * pulses * 2).floor()) : |
| 1 - ((pos * pulses * 2) - (pos * pulses * 2).floor()) |
| ); |
| }, |
| spring: function(pos) { |
| return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6)); |
| }, |
| none: function(pos) { |
| return 0; |
| }, |
| full: function(pos) { |
| return 1; |
| } |
| }, |
| DefaultOptions: { |
| duration: 1.0, // seconds |
| fps: 100, // 100= assume 66fps max. |
| sync: false, // true for combining |
| from: 0.0, |
| to: 1.0, |
| delay: 0.0, |
| queue: 'parallel' |
| }, |
| tagifyText: function(element) { |
| var tagifyStyle = 'position:relative'; |
| if (Prototype.Browser.IE) tagifyStyle += ';zoom:1'; |
| |
| element = $(element); |
| $A(element.childNodes).each( function(child) { |
| if (child.nodeType==3) { |
| child.nodeValue.toArray().each( function(character) { |
| element.insertBefore( |
| new Element('span', {style: tagifyStyle}).update( |
| character == ' ' ? String.fromCharCode(160) : character), |
| child); |
| }); |
| Element.remove(child); |
| } |
| }); |
| }, |
| multiple: function(element, effect) { |
| var elements; |
| if (((typeof element == 'object') || |
| Object.isFunction(element)) && |
| (element.length)) |
| elements = element; |
| else |
| elements = $(element).childNodes; |
| |
| var options = Object.extend({ |
| speed: 0.1, |
| delay: 0.0 |
| }, arguments[2] || { }); |
| var masterDelay = options.delay; |
| |
| $A(elements).each( function(element, index) { |
| new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay })); |
| }); |
| }, |
| PAIRS: { |
| 'slide': ['SlideDown','SlideUp'], |
| 'blind': ['BlindDown','BlindUp'], |
| 'appear': ['Appear','Fade'] |
| }, |
| toggle: function(element, effect) { |
| element = $(element); |
| effect = (effect || 'appear').toLowerCase(); |
| var options = Object.extend({ |
| queue: { position:'end', scope:(element.id || 'global'), limit: 1 } |
| }, arguments[2] || { }); |
| Effect[element.visible() ? |
| Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options); |
| } |
| }; |
| |
| Effect.DefaultOptions.transition = Effect.Transitions.sinoidal; |
| |
| /* ------------- core effects ------------- */ |
| |
| Effect.ScopedQueue = Class.create(Enumerable, { |
| initialize: function() { |
| this.effects = []; |
| this.interval = null; |
| }, |
| _each: function(iterator) { |
| this.effects._each(iterator); |
| }, |
| add: function(effect) { |
| var timestamp = new Date().getTime(); |
| |
| var position = Object.isString(effect.options.queue) ? |
| effect.options.queue : effect.options.queue.position; |
| |
| switch(position) { |
| case 'front': |
| // move unstarted effects after this effect |
| this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) { |
| e.startOn += effect.finishOn; |
| e.finishOn += effect.finishOn; |
| }); |
| break; |
| case 'with-last': |
| timestamp = this.effects.pluck('startOn').max() || timestamp; |
| break; |
| case 'end': |
| // start effect after last queued effect has finished |
| timestamp = this.effects.pluck('finishOn').max() || timestamp; |
| break; |
| } |
| |
| effect.startOn += timestamp; |
| effect.finishOn += timestamp; |
| |
| if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit)) |
| this.effects.push(effect); |
| |
| if (!this.interval) |
| this.interval = setInterval(this.loop.bind(this), 15); |
| }, |
| remove: function(effect) { |
| this.effects = this.effects.reject(function(e) { return e==effect }); |
| if (this.effects.length == 0) { |
| clearInterval(this.interval); |
| this.interval = null; |
| } |
| }, |
| loop: function() { |
| var timePos = new Date().getTime(); |
| for(var i=0, len=this.effects.length;i<len;i++) |
| this.effects[i] && this.effects[i].loop(timePos); |
| } |
| }); |
| |
| Effect.Queues = { |
| instances: $H(), |
| get: function(queueName) { |
| if (!Object.isString(queueName)) return queueName; |
| |
| return this.instances.get(queueName) || |
| this.instances.set(queueName, new Effect.ScopedQueue()); |
| } |
| }; |
| Effect.Queue = Effect.Queues.get('global'); |
| |
| Effect.Base = Class.create({ |
| position: null, |
| start: function(options) { |
| function codeForEvent(options,eventName){ |
| return ( |
| (options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') + |
| (options[eventName] ? 'this.options.'+eventName+'(this);' : '') |
| ); |
| } |
| if (options && options.transition === false) options.transition = Effect.Transitions.linear; |
| this.options = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { }); |
| this.currentFrame = 0; |
| this.state = 'idle'; |
| this.startOn = this.options.delay*1000; |
| this.finishOn = this.startOn+(this.options.duration*1000); |
| this.fromToDelta = this.options.to-this.options.from; |
| this.totalTime = this.finishOn-this.startOn; |
| this.totalFrames = this.options.fps*this.options.duration; |
| |
| eval('this.render = function(pos){ '+ |
| 'if (this.state=="idle"){this.state="running";'+ |
| codeForEvent(this.options,'beforeSetup')+ |
| (this.setup ? 'this.setup();':'')+ |
| codeForEvent(this.options,'afterSetup')+ |
| '};if (this.state=="running"){'+ |
| 'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+ |
| 'this.position=pos;'+ |
| codeForEvent(this.options,'beforeUpdate')+ |
| (this.update ? 'this.update(pos);':'')+ |
| codeForEvent(this.options,'afterUpdate')+ |
| '}}'); |
| |
| this.event('beforeStart'); |
| if (!this.options.sync) |
| Effect.Queues.get(Object.isString(this.options.queue) ? |
| 'global' : this.options.queue.scope).add(this); |
| }, |
| loop: function(timePos) { |
| if (timePos >= this.startOn) { |
| if (timePos >= this.finishOn) { |
| this.render(1.0); |
| this.cancel(); |
| this.event('beforeFinish'); |
| if (this.finish) this.finish(); |
| this.event('afterFinish'); |
| return; |
| } |
| var pos = (timePos - this.startOn) / this.totalTime, |
| frame = (pos * this.totalFrames).round(); |
| if (frame > this.currentFrame) { |
| this.render(pos); |
| this.currentFrame = frame; |
| } |
| } |
| }, |
| cancel: function() { |
| if (!this.options.sync) |
| Effect.Queues.get(Object.isString(this.options.queue) ? |
| 'global' : this.options.queue.scope).remove(this); |
| this.state = 'finished'; |
| }, |
| event: function(eventName) { |
| if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); |
| if (this.options[eventName]) this.options[eventName](this); |
| }, |
| inspect: function() { |
| var data = $H(); |
| for(property in this) |
| if (!Object.isFunction(this[property])) data.set(property, this[property]); |
| return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>'; |
| } |
| }); |
| |
| Effect.Parallel = Class.create(Effect.Base, { |
| initialize: function(effects) { |
| this.effects = effects || []; |
| this.start(arguments[1]); |
| }, |
| update: function(position) { |
| this.effects.invoke('render', position); |
| }, |
| finish: function(position) { |
| this.effects.each( function(effect) { |
| effect.render(1.0); |
| effect.cancel(); |
| effect.event('beforeFinish'); |
| if (effect.finish) effect.finish(position); |
| effect.event('afterFinish'); |
| }); |
| } |
| }); |
| |
| Effect.Tween = Class.create(Effect.Base, { |
| initialize: function(object, from, to) { |
| object = Object.isString(object) ? $(object) : object; |
| var args = $A(arguments), method = args.last(), |
| options = args.length == 5 ? args[3] : null; |
| this.method = Object.isFunction(method) ? method.bind(object) : |
| Object.isFunction(object[method]) ? object[method].bind(object) : |
| function(value) { object[method] = value }; |
| this.start(Object.extend({ from: from, to: to }, options || { })); |
| }, |
| update: function(position) { |
| this.method(position); |
| } |
| }); |
| |
| Effect.Event = Class.create(Effect.Base, { |
| initialize: function() { |
| this.start(Object.extend({ duration: 0 }, arguments[0] || { })); |
| }, |
| update: Prototype.emptyFunction |
| }); |
| |
| Effect.Opacity = Class.create(Effect.Base, { |
| initialize: function(element) { |
| this.element = $(element); |
| if (!this.element) throw(Effect._elementDoesNotExistError); |
| // make this work on IE on elements without 'layout' |
| if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) |
| this.element.setStyle({zoom: 1}); |
| var options = Object.extend({ |
| from: this.element.getOpacity() || 0.0, |
| to: 1.0 |
| }, arguments[1] || { }); |
| this.start(options); |
| }, |
| update: function(position) { |
| this.element.setOpacity(position); |
| } |
| }); |
| |
| Effect.Move = Class.create(Effect.Base, { |
| initialize: function(element) { |
| this.element = $(element); |
| if (!this.element) throw(Effect._elementDoesNotExistError); |
| var options = Object.extend({ |
| x: 0, |
| y: 0, |
| mode: 'relative' |
| }, arguments[1] || { }); |
| this.start(options); |
| }, |
| setup: function() { |
| this.element.makePositioned(); |
| this.originalLeft = parseFloat(this.element.getStyle('left') || '0'); |
| this.originalTop = parseFloat(this.element.getStyle('top') || '0'); |
| if (this.options.mode == 'absolute') { |
| this.options.x = this.options.x - this.originalLeft; |
| this.options.y = this.options.y - this.originalTop; |
| } |
| }, |
| update: function(position) { |
| this.element.setStyle({ |
| left: (this.options.x * position + this.originalLeft).round() + 'px', |
| top: (this.options.y * position + this.originalTop).round() + 'px' |
| }); |
| } |
| }); |
| |
| // for backwards compatibility |
| Effect.MoveBy = function(element, toTop, toLeft) { |
| return new Effect.Move(element, |
| Object.extend({ x: toLeft, y: toTop }, arguments[3] || { })); |
| }; |
| |
| Effect.Scale = Class.create(Effect.Base, { |
| initialize: function(element, percent) { |
| this.element = $(element); |
| if (!this.element) throw(Effect._elementDoesNotExistError); |
| var options = Object.extend({ |
| scaleX: true, |
| scaleY: true, |
| scaleContent: true, |
| scaleFromCenter: false, |
| scaleMode: 'box', // 'box' or 'contents' or { } with provided values |
| scaleFrom: 100.0, |
| scaleTo: percent |
| }, arguments[2] || { }); |
| this.start(options); |
| }, |
| setup: function() { |
| this.restoreAfterFinish = this.options.restoreAfterFinish || false; |
| this.elementPositioning = this.element.getStyle('position'); |
| |
| this.originalStyle = { }; |
| ['top','left','width','height','fontSize'].each( function(k) { |
| this.originalStyle[k] = this.element.style[k]; |
| }.bind(this)); |
| |
| this.originalTop = this.element.offsetTop; |
| this.originalLeft = this.element.offsetLeft; |
| |
| var fontSize = this.element.getStyle('font-size') || '100%'; |
| ['em','px','%','pt'].each( function(fontSizeType) { |
| if (fontSize.indexOf(fontSizeType)>0) { |
| this.fontSize = parseFloat(fontSize); |
| this.fontSizeType = fontSizeType; |
| } |
| }.bind(this)); |
| |
| this.factor = (this.options.scaleTo - this.options.scaleFrom)/100; |
| |
| this.dims = null; |
| if (this.options.scaleMode=='box') |
| this.dims = [this.element.offsetHeight, this.element.offsetWidth]; |
| if (/^content/.test(this.options.scaleMode)) |
| this.dims = [this.element.scrollHeight, this.element.scrollWidth]; |
| if (!this.dims) |
| this.dims = [this.options.scaleMode.originalHeight, |
| this.options.scaleMode.originalWidth]; |
| }, |
| update: function(position) { |
| var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position); |
| if (this.options.scaleContent && this.fontSize) |
| this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType }); |
| this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale); |
| }, |
| finish: function(position) { |
| if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle); |
| }, |
| setDimensions: function(height, width) { |
| var d = { }; |
| if (this.options.scaleX) d.width = width.round() + 'px'; |
| if (this.options.scaleY) d.height = height.round() + 'px'; |
| if (this.options.scaleFromCenter) { |
| var topd = (height - this.dims[0])/2; |
| var leftd = (width - this.dims[1])/2; |
| if (this.elementPositioning == 'absolute') { |
| if (this.options.scaleY) d.top = this.originalTop-topd + 'px'; |
| if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; |
| } else { |
| if (this.options.scaleY) d.top = -topd + 'px'; |
| if (this.options.scaleX) d.left = -leftd + 'px'; |
| } |
| } |
| this.element.setStyle(d); |
| } |
| }); |
| |
| Effect.Highlight = Class.create(Effect.Base, { |
| initialize: function(element) { |
| this.element = $(element); |
| if (!this.element) throw(Effect._elementDoesNotExistError); |
| var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { }); |
| this.start(options); |
| }, |
| setup: function() { |
| // Prevent executing on elements not in the layout flow |
| if (this.element.getStyle('display')=='none') { this.cancel(); return; } |
| // Disable background image during the effect |
| this.oldStyle = { }; |
| if (!this.options.keepBackgroundImage) { |
| this.oldStyle.backgroundImage = this.element.getStyle('background-image'); |
| this.element.setStyle({backgroundImage: 'none'}); |
| } |
| if (!this.options.endcolor) |
| this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff'); |
| if (!this.options.restorecolor) |
| this.options.restorecolor = this.element.getStyle('background-color'); |
| // init color calculations |
| this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this)); |
| this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this)); |
| }, |
| update: function(position) { |
| this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){ |
| return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) }); |
| }, |
| finish: function() { |
| this.element.setStyle(Object.extend(this.oldStyle, { |
| backgroundColor: this.options.restorecolor |
| })); |
| } |
| }); |
| |
| Effect.ScrollTo = function(element) { |
| var options = arguments[1] || { }, |
| scrollOffsets = document.viewport.getScrollOffsets(), |
| elementOffsets = $(element).cumulativeOffset(), |
| max = (window.height || document.body.scrollHeight) - document.viewport.getHeight(); |
| |
| if (options.offset) elementOffsets[1] += options.offset; |
| |
| return new Effect.Tween(null, |
| scrollOffsets.top, |
| elementOffsets[1] > max ? max : elementOffsets[1], |
| options, |
| function(p){ scrollTo(scrollOffsets.left, p.round()) } |
| ); |
| }; |
| |
| /* ------------- combination effects ------------- */ |
| |
| Effect.Fade = function(element) { |
| element = $(element); |
| var oldOpacity = element.getInlineOpacity(); |
| var options = Object.extend({ |
| from: element.getOpacity() || 1.0, |
| to: 0.0, |
| afterFinishInternal: function(effect) { |
| if (effect.options.to!=0) return; |
| effect.element.hide().setStyle({opacity: oldOpacity}); |
| } |
| }, arguments[1] || { }); |
| return new Effect.Opacity(element,options); |
| }; |
| |
| Effect.Appear = function(element) { |
| element = $(element); |
| var options = Object.extend({ |
| from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0), |
| to: 1.0, |
| // force Safari to render floated elements properly |
| afterFinishInternal: function(effect) { |
| effect.element.forceRerendering(); |
| }, |
| beforeSetup: function(effect) { |
| effect.element.setOpacity(effect.options.from).show(); |
| }}, arguments[1] || { }); |
| return new Effect.Opacity(element,options); |
| }; |
| |
| Effect.Puff = function(element) { |
| element = $(element); |
| var oldStyle = { |
| opacity: element.getInlineOpacity(), |
| position: element.getStyle('position'), |
| top: element.style.top, |
| left: element.style.left, |
| width: element.style.width, |
| height: element.style.height |
| }; |
| return new Effect.Parallel( |
| [ new Effect.Scale(element, 200, |
| { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), |
| new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], |
| Object.extend({ duration: 1.0, |
| beforeSetupInternal: function(effect) { |
| Position.absolutize(effect.effects[0].element) |
| }, |
| afterFinishInternal: function(effect) { |
| effect.effects[0].element.hide().setStyle(oldStyle); } |
| }, arguments[1] || { }) |
| ); |
| }; |
| |
| Effect.BlindUp = function(element) { |
| element = $(element); |
| element.makeClipping(); |
| return new Effect.Scale(element, 0, |
| Object.extend({ scaleContent: false, |
| scaleX: false, |
| restoreAfterFinish: true, |
| afterFinishInternal: function(effect) { |
| effect.element.hide().undoClipping(); |
| } |
| }, arguments[1] || { }) |
| ); |
| }; |
| |
| Effect.BlindDown = function(element) { |
| element = $(element); |
| var elementDimensions = element.getDimensions(); |
| return new Effect.Scale(element, 100, Object.extend({ |
| scaleContent: false, |
| scaleX: false, |
| scaleFrom: 0, |
| scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, |
| restoreAfterFinish: true, |
| afterSetup: function(effect) { |
| effect.element.makeClipping().setStyle({height: '0px'}).show(); |
| }, |
| afterFinishInternal: function(effect) { |
| effect.element.undoClipping(); |
| } |
| }, arguments[1] || { })); |
| }; |
| |
| Effect.SwitchOff = function(element) { |
| element = $(element); |
| var oldOpacity = element.getInlineOpacity(); |
| return new Effect.Appear(element, Object.extend({ |
| duration: 0.4, |
| from: 0, |
| transition: Effect.Transitions.flicker, |
| afterFinishInternal: function(effect) { |
| new Effect.Scale(effect.element, 1, { |
| duration: 0.3, scaleFromCenter: true, |
| scaleX: false, scaleContent: false, restoreAfterFinish: true, |
| beforeSetup: function(effect) { |
| effect.element.makePositioned().makeClipping(); |
| }, |
| afterFinishInternal: function(effect) { |
| effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity}); |
| } |
| }) |
| } |
| }, arguments[1] || { })); |
| }; |
| |
| Effect.DropOut = function(element) { |
| element = $(element); |
| var oldStyle = { |
| top: element.getStyle('top'), |
| left: element.getStyle('left'), |
| opacity: element.getInlineOpacity() }; |
| return new Effect.Parallel( |
| [ new Effect.Move(element, {x: 0, y: 100, sync: true }), |
| new Effect.Opacity(element, { sync: true, to: 0.0 }) ], |
| Object.extend( |
| { duration: 0.5, |
| beforeSetup: function(effect) { |
| effect.effects[0].element.makePositioned(); |
| }, |
| afterFinishInternal: function(effect) { |
| effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle); |
| } |
| }, arguments[1] || { })); |
| }; |
| |
| Effect.Shake = function(element) { |
| element = $(element); |
| var options = Object.extend({ |
| distance: 20, |
| duration: 0.5 |
| }, arguments[1] || {}); |
| var distance = parseFloat(options.distance); |
| var split = parseFloat(options.duration) / 10.0; |
| var oldStyle = { |
| top: element.getStyle('top'), |
| left: element.getStyle('left') }; |
| return new Effect.Move(element, |
| { x: distance, y: 0, duration: split, afterFinishInternal: function(effect) { |
| new Effect.Move(effect.element, |
| { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { |
| new Effect.Move(effect.element, |
| { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { |
| new Effect.Move(effect.element, |
| { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { |
| new Effect.Move(effect.element, |
| { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { |
| new Effect.Move(effect.element, |
| { x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) { |
| effect.element.undoPositioned().setStyle(oldStyle); |
| }}) }}) }}) }}) }}) }}); |
| }; |
| |
| Effect.SlideDown = function(element) { |
| element = $(element).cleanWhitespace(); |
| // SlideDown need to have the content of the element wrapped in a container element with fixed height! |
| var oldInnerBottom = element.down().getStyle('bottom'); |
| var elementDimensions = element.getDimensions(); |
| return new Effect.Scale(element, 100, Object.extend({ |
| scaleContent: false, |
| scaleX: false, |
| scaleFrom: window.opera ? 0 : 1, |
| scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, |
| restoreAfterFinish: true, |
| afterSetup: function(effect) { |
| effect.element.makePositioned(); |
| effect.element.down().makePositioned(); |
| if (window.opera) effect.element.setStyle({top: ''}); |
| effect.element.makeClipping().setStyle({height: '0px'}).show(); |
| }, |
| afterUpdateInternal: function(effect) { |
| effect.element.down().setStyle({bottom: |
| (effect.dims[0] - effect.element.clientHeight) + 'px' }); |
| }, |
| afterFinishInternal: function(effect) { |
| effect.element.undoClipping().undoPositioned(); |
| effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } |
| }, arguments[1] || { }) |
| ); |
| }; |
| |
| Effect.SlideUp = function(element) { |
| element = $(element).cleanWhitespace(); |
| var oldInnerBottom = element.down().getStyle('bottom'); |
| var elementDimensions = element.getDimensions(); |
| return new Effect.Scale(element, window.opera ? 0 : 1, |
| Object.extend({ scaleContent: false, |
| scaleX: false, |
| scaleMode: 'box', |
| scaleFrom: 100, |
| scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, |
| restoreAfterFinish: true, |
| afterSetup: function(effect) { |
| effect.element.makePositioned(); |
| effect.element.down().makePositioned(); |
| if (window.opera) effect.element.setStyle({top: ''}); |
| effect.element.makeClipping().show(); |
| }, |
| afterUpdateInternal: function(effect) { |
| effect.element.down().setStyle({bottom: |
| (effect.dims[0] - effect.element.clientHeight) + 'px' }); |
| }, |
| afterFinishInternal: function(effect) { |
| effect.element.hide().undoClipping().undoPositioned(); |
| effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); |
| } |
| }, arguments[1] || { }) |
| ); |
| }; |
| |
| // Bug in opera makes the TD containing this element expand for a instance after finish |
| Effect.Squish = function(element) { |
| return new Effect.Scale(element, window.opera ? 1 : 0, { |
| restoreAfterFinish: true, |
| beforeSetup: function(effect) { |
| effect.element.makeClipping(); |
| }, |
| afterFinishInternal: function(effect) { |
| effect.element.hide().undoClipping(); |
| } |
| }); |
| }; |
| |
| Effect.Grow = function(element) { |
| element = $(element); |
| var options = Object.extend({ |
| direction: 'center', |
| moveTransition: Effect.Transitions.sinoidal, |
| scaleTransition: Effect.Transitions.sinoidal, |
| opacityTransition: Effect.Transitions.full |
| }, arguments[1] || { }); |
| var oldStyle = { |
| top: element.style.top, |
| left: element.style.left, |
| height: element.style.height, |
| width: element.style.width, |
| opacity: element.getInlineOpacity() }; |
| |
| var dims = element.getDimensions(); |
| var initialMoveX, initialMoveY; |
| var moveX, moveY; |
| |
| switch (options.direction) { |
| case 'top-left': |
| initialMoveX = initialMoveY = moveX = moveY = 0; |
| break; |
| case 'top-right': |
| initialMoveX = dims.width; |
| initialMoveY = moveY = 0; |
| moveX = -dims.width; |
| break; |
| case 'bottom-left': |
| initialMoveX = moveX = 0; |
| initialMoveY = dims.height; |
| moveY = -dims.height; |
| break; |
| case 'bottom-right': |
| initialMoveX = dims.width; |
| initialMoveY = dims.height; |
| moveX = -dims.width; |
| moveY = -dims.height; |
| break; |
| case 'center': |
| initialMoveX = dims.width / 2; |
| initialMoveY = dims.height / 2; |
| moveX = -dims.width / 2; |
| moveY = -dims.height / 2; |
| break; |
| } |
| |
| return new Effect.Move(element, { |
| x: initialMoveX, |
| y: initialMoveY, |
| duration: 0.01, |
| beforeSetup: function(effect) { |
| effect.element.hide().makeClipping().makePositioned(); |
| }, |
| afterFinishInternal: function(effect) { |
| new Effect.Parallel( |
| [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }), |
| new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }), |
| new Effect.Scale(effect.element, 100, { |
| scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, |
| sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true}) |
| ], Object.extend({ |
| beforeSetup: function(effect) { |
| effect.effects[0].element.setStyle({height: '0px'}).show(); |
| }, |
| afterFinishInternal: function(effect) { |
| effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle); |
| } |
| }, options) |
| ) |
| } |
| }); |
| }; |
| |
| Effect.Shrink = function(element) { |
| element = $(element); |
| var options = Object.extend({ |
| direction: 'center', |
| moveTransition: Effect.Transitions.sinoidal, |
| scaleTransition: Effect.Transitions.sinoidal, |
| opacityTransition: Effect.Transitions.none |
| }, arguments[1] || { }); |
| var oldStyle = { |
| top: element.style.top, |
| left: element.style.left, |
| height: element.style.height, |
| width: element.style.width, |
| opacity: element.getInlineOpacity() }; |
| |
| var dims = element.getDimensions(); |
| var moveX, moveY; |
| |
| switch (options.direction) { |
| case 'top-left': |
| moveX = moveY = 0; |
| break; |
| case 'top-right': |
| moveX = dims.width; |
| moveY = 0; |
| break; |
| case 'bottom-left': |
| moveX = 0; |
| moveY = dims.height; |
| break; |
| case 'bottom-right': |
| moveX = dims.width; |
| moveY = dims.height; |
| break; |
| case 'center': |
| moveX = dims.width / 2; |
| moveY = dims.height / 2; |
| break; |
| } |
| |
| return new Effect.Parallel( |
| [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }), |
| new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}), |
| new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }) |
| ], Object.extend({ |
| beforeStartInternal: function(effect) { |
| effect.effects[0].element.makePositioned().makeClipping(); |
| }, |
| afterFinishInternal: function(effect) { |
| effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); } |
| }, options) |
| ); |
| }; |
| |
| Effect.Pulsate = function(element) { |
| element = $(element); |
| var options = arguments[1] || { }; |
| var oldOpacity = element.getInlineOpacity(); |
| var transition = options.transition || Effect.Transitions.sinoidal; |
| var reverser = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) }; |
| reverser.bind(transition); |
| return new Effect.Opacity(element, |
| Object.extend(Object.extend({ duration: 2.0, from: 0, |
| afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); } |
| }, options), {transition: reverser})); |
| }; |
| |
| Effect.Fold = function(element) { |
| element = $(element); |
| var oldStyle = { |
| top: element.style.top, |
| left: element.style.left, |
| width: element.style.width, |
| height: element.style.height }; |
| element.makeClipping(); |
| return new Effect.Scale(element, 5, Object.extend({ |
| scaleContent: false, |
| scaleX: false, |
| afterFinishInternal: function(effect) { |
| new Effect.Scale(element, 1, { |
| scaleContent: false, |
| scaleY: false, |
| afterFinishInternal: function(effect) { |
| effect.element.hide().undoClipping().setStyle(oldStyle); |
| } }); |
| }}, arguments[1] || { })); |
| }; |
| |
| Effect.Morph = Class.create(Effect.Base, { |
| initialize: function(element) { |
| this.element = $(element); |
| if (!this.element) throw(Effect._elementDoesNotExistError); |
| var options = Object.extend({ |
| style: { } |
| }, arguments[1] || { }); |
| |
| if (!Object.isString(options.style)) this.style = $H(options.style); |
| else { |
| if (options.style.include(':')) |
| this.style = options.style.parseStyle(); |
| else { |
| this.element.addClassName(options.style); |
| this.style = $H(this.element.getStyles()); |
| this.element.removeClassName(options.style); |
| var css = this.element.getStyles(); |
| this.style = this.style.reject(function(style) { |
| return style.value == css[style.key]; |
| }); |
| options.afterFinishInternal = function(effect) { |
| effect.element.addClassName(effect.options.style); |
| effect.transforms.each(function(transform) { |
| effect.element.style[transform.style] = ''; |
| }); |
| } |
| } |
| } |
| this.start(options); |
| }, |
| |
| setup: function(){ |
| function parseColor(color){ |
| if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff'; |
| color = color.parseColor(); |
| return $R(0,2).map(function(i){ |
| return parseInt( color.slice(i*2+1,i*2+3), 16 ) |
| }); |
| } |
| this.transforms = this.style.map(function(pair){ |
| var property = pair[0], value = pair[1], unit = null; |
| |
| if (value.parseColor('#zzzzzz') != '#zzzzzz') { |
| value = value.parseColor(); |
| unit = 'color'; |
| } else if (property == 'opacity') { |
| value = parseFloat(value); |
| if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) |
| this.element.setStyle({zoom: 1}); |
| } else if (Element.CSS_LENGTH.test(value)) { |
| var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/); |
| value = parseFloat(components[1]); |
| unit = (components.length == 3) ? components[2] : null; |
| } |
| |
| var originalValue = this.element.getStyle(property); |
| return { |
| style: property.camelize(), |
| originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), |
| targetValue: unit=='color' ? parseColor(value) : value, |
| unit: unit |
| }; |
| }.bind(this)).reject(function(transform){ |
| return ( |
| (transform.originalValue == transform.targetValue) || |
| ( |
| transform.unit != 'color' && |
| (isNaN(transform.originalValue) || isNaN(transform.targetValue)) |
| ) |
| ) |
| }); |
| }, |
| update: function(position) { |
| var style = { }, transform, i = this.transforms.length; |
| while(i--) |
| style[(transform = this.transforms[i]).style] = |
| transform.unit=='color' ? '#'+ |
| (Math.round(transform.originalValue[0]+ |
| (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() + |
| (Math.round(transform.originalValue[1]+ |
| (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() + |
| (Math.round(transform.originalValue[2]+ |
| (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() : |
| (transform.originalValue + |
| (transform.targetValue - transform.originalValue) * position).toFixed(3) + |
| (transform.unit === null ? '' : transform.unit); |
| this.element.setStyle(style, true); |
| } |
| }); |
| |
| Effect.Transform = Class.create({ |
| initialize: function(tracks){ |
| this.tracks = []; |
| this.options = arguments[1] || { }; |
| this.addTracks(tracks); |
| }, |
| addTracks: function(tracks){ |
| tracks.each(function(track){ |
| track = $H(track); |
| var data = track.values().first(); |
| this.tracks.push($H({ |
| ids: track.keys().first(), |
| effect: Effect.Morph, |
| options: { style: data } |
| })); |
| }.bind(this)); |
| return this; |
| }, |
| play: function(){ |
| return new Effect.Parallel( |
| this.tracks.map(function(track){ |
| var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options'); |
| var elements = [$(ids) || $$(ids)].flatten(); |
| return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) }); |
| }).flatten(), |
| this.options |
| ); |
| } |
| }); |
| |
| Element.CSS_PROPERTIES = $w( |
| 'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + |
| 'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' + |
| 'borderRightColor borderRightStyle borderRightWidth borderSpacing ' + |
| 'borderTopColor borderTopStyle borderTopWidth bottom clip color ' + |
| 'fontSize fontWeight height left letterSpacing lineHeight ' + |
| 'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+ |
| 'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' + |
| 'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' + |
| 'right textIndent top width wordSpacing zIndex'); |
| |
| Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/; |
| |
| String.__parseStyleElement = document.createElement('div'); |
| String.prototype.parseStyle = function(){ |
| var style, styleRules = $H(); |
| if (Prototype.Browser.WebKit) |
| style = new Element('div',{style:this}).style; |
| else { |
| String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>'; |
| style = String.__parseStyleElement.childNodes[0].style; |
| } |
| |
| Element.CSS_PROPERTIES.each(function(property){ |
| if (style[property]) styleRules.set(property, style[property]); |
| }); |
| |
| if (Prototype.Browser.IE && this.include('opacity')) |
| styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]); |
| |
| return styleRules; |
| }; |
| |
| if (document.defaultView && document.defaultView.getComputedStyle) { |
| Element.getStyles = function(element) { |
| var css = document.defaultView.getComputedStyle($(element), null); |
| return Element.CSS_PROPERTIES.inject({ }, function(styles, property) { |
| styles[property] = css[property]; |
| return styles; |
| }); |
| }; |
| } else { |
| Element.getStyles = function(element) { |
| element = $(element); |
| var css = element.currentStyle, styles; |
| styles = Element.CSS_PROPERTIES.inject({ }, function(results, property) { |
| results[property] = css[property]; |
| return results; |
| }); |
| if (!styles.opacity) styles.opacity = element.getOpacity(); |
| return styles; |
| }; |
| }; |
| |
| Effect.Methods = { |
| morph: function(element, style) { |
| element = $(element); |
| new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { })); |
| return element; |
| }, |
| visualEffect: function(element, effect, options) { |
| element = $(element) |
| var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1); |
| new Effect[klass](element, options); |
| return element; |
| }, |
| highlight: function(element, options) { |
| element = $(element); |
| new Effect.Highlight(element, options); |
| return element; |
| } |
| }; |
| |
| $w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+ |
| 'pulsate shake puff squish switchOff dropOut').each( |
| function(effect) { |
| Effect.Methods[effect] = function(element, options){ |
| element = $(element); |
| Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options); |
| return element; |
| } |
| } |
| ); |
| |
| $w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each( |
| function(f) { Effect.Methods[f] = Element[f]; } |
| ); |
| |
| Element.addMethods(Effect.Methods); |
