[1] | 1 | // Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) |
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| 2 | // Contributors: |
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| 3 | // Justin Palmer (http://encytemedia.com/) |
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| 4 | // Mark Pilgrim (http://diveintomark.org/) |
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| 5 | // Martin Bialasinki |
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| 6 | // |
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| 7 | // See scriptaculous.js for full license. |
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| 8 | |
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| 9 | // converts rgb() and #xxx to #xxxxxx format, |
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| 10 | // returns self (or first argument) if not convertable |
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| 11 | String.prototype.parseColor = function() { |
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| 12 | var color = '#'; |
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| 13 | if(this.slice(0,4) == 'rgb(') { |
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| 14 | var cols = this.slice(4,this.length-1).split(','); |
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| 15 | var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3); |
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| 16 | } else { |
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| 17 | if(this.slice(0,1) == '#') { |
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| 18 | if(this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); |
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| 19 | if(this.length==7) color = this.toLowerCase(); |
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| 20 | } |
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| 21 | } |
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| 22 | return(color.length==7 ? color : (arguments[0] || this)); |
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| 23 | } |
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| 24 | |
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| 25 | /*--------------------------------------------------------------------------*/ |
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| 26 | |
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| 27 | Element.collectTextNodes = function(element) { |
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| 28 | return $A($(element).childNodes).collect( function(node) { |
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| 29 | return (node.nodeType==3 ? node.nodeValue : |
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| 30 | (node.hasChildNodes() ? Element.collectTextNodes(node) : '')); |
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| 31 | }).flatten().join(''); |
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| 32 | } |
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| 33 | |
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| 34 | Element.collectTextNodesIgnoreClass = function(element, className) { |
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| 35 | return $A($(element).childNodes).collect( function(node) { |
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| 36 | return (node.nodeType==3 ? node.nodeValue : |
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| 37 | ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? |
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| 38 | Element.collectTextNodesIgnoreClass(node, className) : '')); |
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| 39 | }).flatten().join(''); |
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| 40 | } |
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| 41 | |
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| 42 | Element.setContentZoom = function(element, percent) { |
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| 43 | element = $(element); |
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| 44 | Element.setStyle(element, {fontSize: (percent/100) + 'em'}); |
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| 45 | if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); |
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| 46 | } |
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| 47 | |
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| 48 | Element.getOpacity = function(element){ |
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| 49 | var opacity; |
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| 50 | if (opacity = Element.getStyle(element, 'opacity')) |
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| 51 | return parseFloat(opacity); |
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| 52 | if (opacity = (Element.getStyle(element, 'filter') || '').match(/alpha\(opacity=(.*)\)/)) |
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| 53 | if(opacity[1]) return parseFloat(opacity[1]) / 100; |
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| 54 | return 1.0; |
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| 55 | } |
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| 56 | |
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| 57 | Element.setOpacity = function(element, value){ |
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| 58 | element= $(element); |
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| 59 | if (value == 1){ |
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| 60 | Element.setStyle(element, { opacity: |
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| 61 | (/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? |
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| 62 | 0.999999 : null }); |
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| 63 | if(/MSIE/.test(navigator.userAgent)) |
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| 64 | Element.setStyle(element, {filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'')}); |
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| 65 | } else { |
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| 66 | if(value < 0.00001) value = 0; |
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| 67 | Element.setStyle(element, {opacity: value}); |
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| 68 | if(/MSIE/.test(navigator.userAgent)) |
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| 69 | Element.setStyle(element, |
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| 70 | { filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'') + |
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| 71 | 'alpha(opacity='+value*100+')' }); |
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| 72 | } |
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| 73 | } |
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| 74 | |
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| 75 | Element.getInlineOpacity = function(element){ |
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| 76 | return $(element).style.opacity || ''; |
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| 77 | } |
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| 78 | |
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| 79 | Element.childrenWithClassName = function(element, className, findFirst) { |
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| 80 | var classNameRegExp = new RegExp("(^|\\s)" + className + "(\\s|$)"); |
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| 81 | var results = $A($(element).getElementsByTagName('*'))[findFirst ? 'detect' : 'select']( function(c) { |
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| 82 | return (c.className && c.className.match(classNameRegExp)); |
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| 83 | }); |
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| 84 | if(!results) results = []; |
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| 85 | return results; |
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| 86 | } |
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| 87 | |
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| 88 | Element.forceRerendering = function(element) { |
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| 89 | try { |
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| 90 | element = $(element); |
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| 91 | var n = document.createTextNode(' '); |
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| 92 | element.appendChild(n); |
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| 93 | element.removeChild(n); |
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| 94 | } catch(e) { } |
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| 95 | }; |
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| 96 | |
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| 97 | /*--------------------------------------------------------------------------*/ |
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| 98 | |
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| 99 | Array.prototype.call = function() { |
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| 100 | var args = arguments; |
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| 101 | this.each(function(f){ f.apply(this, args) }); |
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| 102 | } |
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| 103 | |
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| 104 | /*--------------------------------------------------------------------------*/ |
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| 105 | |
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| 106 | var Effect = { |
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| 107 | tagifyText: function(element) { |
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| 108 | var tagifyStyle = 'position:relative'; |
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| 109 | if(/MSIE/.test(navigator.userAgent)) tagifyStyle += ';zoom:1'; |
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| 110 | element = $(element); |
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| 111 | $A(element.childNodes).each( function(child) { |
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| 112 | if(child.nodeType==3) { |
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| 113 | child.nodeValue.toArray().each( function(character) { |
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| 114 | element.insertBefore( |
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| 115 | Builder.node('span',{style: tagifyStyle}, |
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| 116 | character == ' ' ? String.fromCharCode(160) : character), |
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| 117 | child); |
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| 118 | }); |
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| 119 | Element.remove(child); |
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| 120 | } |
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| 121 | }); |
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| 122 | }, |
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| 123 | multiple: function(element, effect) { |
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| 124 | var elements; |
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| 125 | if(((typeof element == 'object') || |
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| 126 | (typeof element == 'function')) && |
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| 127 | (element.length)) |
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| 128 | elements = element; |
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| 129 | else |
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| 130 | elements = $(element).childNodes; |
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| 131 | |
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| 132 | var options = Object.extend({ |
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| 133 | speed: 0.1, |
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| 134 | delay: 0.0 |
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| 135 | }, arguments[2] || {}); |
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| 136 | var masterDelay = options.delay; |
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| 137 | |
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| 138 | $A(elements).each( function(element, index) { |
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| 139 | new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay })); |
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| 140 | }); |
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| 141 | }, |
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| 142 | PAIRS: { |
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| 143 | 'slide': ['SlideDown','SlideUp'], |
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| 144 | 'blind': ['BlindDown','BlindUp'], |
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| 145 | 'appear': ['Appear','Fade'] |
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| 146 | }, |
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| 147 | toggle: function(element, effect) { |
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| 148 | element = $(element); |
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| 149 | effect = (effect || 'appear').toLowerCase(); |
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| 150 | var options = Object.extend({ |
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| 151 | queue: { position:'end', scope:(element.id || 'global'), limit: 1 } |
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| 152 | }, arguments[2] || {}); |
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| 153 | Effect[element.visible() ? |
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| 154 | Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options); |
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| 155 | } |
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| 156 | }; |
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| 157 | |
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| 158 | var Effect2 = Effect; // deprecated |
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| 159 | |
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| 160 | /* ------------- transitions ------------- */ |
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| 161 | |
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| 162 | Effect.Transitions = {} |
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| 163 | |
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| 164 | Effect.Transitions.linear = function(pos) { |
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| 165 | return pos; |
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| 166 | } |
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| 167 | Effect.Transitions.sinoidal = function(pos) { |
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| 168 | return (-Math.cos(pos*Math.PI)/2) + 0.5; |
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| 169 | } |
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| 170 | Effect.Transitions.reverse = function(pos) { |
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| 171 | return 1-pos; |
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| 172 | } |
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| 173 | Effect.Transitions.flicker = function(pos) { |
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| 174 | return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; |
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| 175 | } |
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| 176 | Effect.Transitions.wobble = function(pos) { |
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| 177 | return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5; |
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| 178 | } |
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| 179 | Effect.Transitions.pulse = function(pos) { |
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| 180 | return (Math.floor(pos*10) % 2 == 0 ? |
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| 181 | (pos*10-Math.floor(pos*10)) : 1-(pos*10-Math.floor(pos*10))); |
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| 182 | } |
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| 183 | Effect.Transitions.none = function(pos) { |
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| 184 | return 0; |
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| 185 | } |
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| 186 | Effect.Transitions.full = function(pos) { |
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| 187 | return 1; |
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| 188 | } |
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| 189 | |
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| 190 | /* ------------- core effects ------------- */ |
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| 191 | |
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| 192 | Effect.ScopedQueue = Class.create(); |
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| 193 | Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), { |
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| 194 | initialize: function() { |
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| 195 | this.effects = []; |
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| 196 | this.interval = null; |
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| 197 | }, |
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| 198 | _each: function(iterator) { |
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| 199 | this.effects._each(iterator); |
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| 200 | }, |
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| 201 | add: function(effect) { |
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| 202 | var timestamp = new Date().getTime(); |
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| 203 | |
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| 204 | var position = (typeof effect.options.queue == 'string') ? |
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| 205 | effect.options.queue : effect.options.queue.position; |
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| 206 | |
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| 207 | switch(position) { |
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| 208 | case 'front': |
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| 209 | // move unstarted effects after this effect |
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| 210 | this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) { |
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| 211 | e.startOn += effect.finishOn; |
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| 212 | e.finishOn += effect.finishOn; |
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| 213 | }); |
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| 214 | break; |
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| 215 | case 'end': |
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| 216 | // start effect after last queued effect has finished |
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| 217 | timestamp = this.effects.pluck('finishOn').max() || timestamp; |
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| 218 | break; |
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| 219 | } |
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| 220 | |
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| 221 | effect.startOn += timestamp; |
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| 222 | effect.finishOn += timestamp; |
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| 223 | |
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| 224 | if(!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit)) |
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| 225 | this.effects.push(effect); |
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| 226 | |
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| 227 | if(!this.interval) |
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| 228 | this.interval = setInterval(this.loop.bind(this), 40); |
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| 229 | }, |
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| 230 | remove: function(effect) { |
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| 231 | this.effects = this.effects.reject(function(e) { return e==effect }); |
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| 232 | if(this.effects.length == 0) { |
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| 233 | clearInterval(this.interval); |
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| 234 | this.interval = null; |
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| 235 | } |
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| 236 | }, |
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| 237 | loop: function() { |
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| 238 | var timePos = new Date().getTime(); |
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| 239 | this.effects.invoke('loop', timePos); |
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| 240 | } |
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| 241 | }); |
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| 242 | |
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| 243 | Effect.Queues = { |
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| 244 | instances: $H(), |
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| 245 | get: function(queueName) { |
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| 246 | if(typeof queueName != 'string') return queueName; |
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| 247 | |
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| 248 | if(!this.instances[queueName]) |
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| 249 | this.instances[queueName] = new Effect.ScopedQueue(); |
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| 250 | |
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| 251 | return this.instances[queueName]; |
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| 252 | } |
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| 253 | } |
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| 254 | Effect.Queue = Effect.Queues.get('global'); |
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| 255 | |
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| 256 | Effect.DefaultOptions = { |
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| 257 | transition: Effect.Transitions.sinoidal, |
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| 258 | duration: 1.0, // seconds |
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| 259 | fps: 25.0, // max. 25fps due to Effect.Queue implementation |
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| 260 | sync: false, // true for combining |
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| 261 | from: 0.0, |
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| 262 | to: 1.0, |
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| 263 | delay: 0.0, |
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| 264 | queue: 'parallel' |
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| 265 | } |
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| 266 | |
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| 267 | Effect.Base = function() {}; |
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| 268 | Effect.Base.prototype = { |
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| 269 | position: null, |
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| 270 | start: function(options) { |
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| 271 | this.options = Object.extend(Object.extend({},Effect.DefaultOptions), options || {}); |
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| 272 | this.currentFrame = 0; |
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| 273 | this.state = 'idle'; |
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| 274 | this.startOn = this.options.delay*1000; |
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| 275 | this.finishOn = this.startOn + (this.options.duration*1000); |
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| 276 | this.event('beforeStart'); |
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| 277 | if(!this.options.sync) |
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| 278 | Effect.Queues.get(typeof this.options.queue == 'string' ? |
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| 279 | 'global' : this.options.queue.scope).add(this); |
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| 280 | }, |
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| 281 | loop: function(timePos) { |
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| 282 | if(timePos >= this.startOn) { |
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| 283 | if(timePos >= this.finishOn) { |
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| 284 | this.render(1.0); |
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| 285 | this.cancel(); |
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| 286 | this.event('beforeFinish'); |
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| 287 | if(this.finish) this.finish(); |
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| 288 | this.event('afterFinish'); |
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| 289 | return; |
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| 290 | } |
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| 291 | var pos = (timePos - this.startOn) / (this.finishOn - this.startOn); |
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| 292 | var frame = Math.round(pos * this.options.fps * this.options.duration); |
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| 293 | if(frame > this.currentFrame) { |
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| 294 | this.render(pos); |
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| 295 | this.currentFrame = frame; |
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| 296 | } |
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| 297 | } |
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| 298 | }, |
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| 299 | render: function(pos) { |
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| 300 | if(this.state == 'idle') { |
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| 301 | this.state = 'running'; |
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| 302 | this.event('beforeSetup'); |
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| 303 | if(this.setup) this.setup(); |
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| 304 | this.event('afterSetup'); |
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| 305 | } |
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| 306 | if(this.state == 'running') { |
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| 307 | if(this.options.transition) pos = this.options.transition(pos); |
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| 308 | pos *= (this.options.to-this.options.from); |
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| 309 | pos += this.options.from; |
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| 310 | this.position = pos; |
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| 311 | this.event('beforeUpdate'); |
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| 312 | if(this.update) this.update(pos); |
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| 313 | this.event('afterUpdate'); |
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| 314 | } |
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| 315 | }, |
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| 316 | cancel: function() { |
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| 317 | if(!this.options.sync) |
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| 318 | Effect.Queues.get(typeof this.options.queue == 'string' ? |
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| 319 | 'global' : this.options.queue.scope).remove(this); |
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| 320 | this.state = 'finished'; |
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| 321 | }, |
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| 322 | event: function(eventName) { |
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| 323 | if(this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); |
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| 324 | if(this.options[eventName]) this.options[eventName](this); |
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| 325 | }, |
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| 326 | inspect: function() { |
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| 327 | return '#<Effect:' + $H(this).inspect() + ',options:' + $H(this.options).inspect() + '>'; |
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| 328 | } |
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| 329 | } |
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| 330 | |
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| 331 | Effect.Parallel = Class.create(); |
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| 332 | Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), { |
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| 333 | initialize: function(effects) { |
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| 334 | this.effects = effects || []; |
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| 335 | this.start(arguments[1]); |
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| 336 | }, |
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| 337 | update: function(position) { |
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| 338 | this.effects.invoke('render', position); |
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| 339 | }, |
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| 340 | finish: function(position) { |
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| 341 | this.effects.each( function(effect) { |
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| 342 | effect.render(1.0); |
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| 343 | effect.cancel(); |
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| 344 | effect.event('beforeFinish'); |
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| 345 | if(effect.finish) effect.finish(position); |
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| 346 | effect.event('afterFinish'); |
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| 347 | }); |
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| 348 | } |
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| 349 | }); |
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| 350 | |
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| 351 | Effect.Opacity = Class.create(); |
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| 352 | Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), { |
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| 353 | initialize: function(element) { |
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| 354 | this.element = $(element); |
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| 355 | // make this work on IE on elements without 'layout' |
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| 356 | if(/MSIE/.test(navigator.userAgent) && (!this.element.hasLayout)) |
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| 357 | this.element.setStyle({zoom: 1}); |
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| 358 | var options = Object.extend({ |
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| 359 | from: this.element.getOpacity() || 0.0, |
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| 360 | to: 1.0 |
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| 361 | }, arguments[1] || {}); |
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| 362 | this.start(options); |
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| 363 | }, |
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| 364 | update: function(position) { |
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| 365 | this.element.setOpacity(position); |
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| 366 | } |
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| 367 | }); |
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| 368 | |
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| 369 | Effect.Move = Class.create(); |
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| 370 | Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), { |
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| 371 | initialize: function(element) { |
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| 372 | this.element = $(element); |
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| 373 | var options = Object.extend({ |
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| 374 | x: 0, |
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| 375 | y: 0, |
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| 376 | mode: 'relative' |
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| 377 | }, arguments[1] || {}); |
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| 378 | this.start(options); |
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| 379 | }, |
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| 380 | setup: function() { |
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| 381 | // Bug in Opera: Opera returns the "real" position of a static element or |
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| 382 | // relative element that does not have top/left explicitly set. |
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| 383 | // ==> Always set top and left for position relative elements in your stylesheets |
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| 384 | // (to 0 if you do not need them) |
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| 385 | this.element.makePositioned(); |
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| 386 | this.originalLeft = parseFloat(this.element.getStyle('left') || '0'); |
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| 387 | this.originalTop = parseFloat(this.element.getStyle('top') || '0'); |
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| 388 | if(this.options.mode == 'absolute') { |
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| 389 | // absolute movement, so we need to calc deltaX and deltaY |
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| 390 | this.options.x = this.options.x - this.originalLeft; |
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| 391 | this.options.y = this.options.y - this.originalTop; |
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| 392 | } |
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| 393 | }, |
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| 394 | update: function(position) { |
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| 395 | this.element.setStyle({ |
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| 396 | left: this.options.x * position + this.originalLeft + 'px', |
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| 397 | top: this.options.y * position + this.originalTop + 'px' |
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| 398 | }); |
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| 399 | } |
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| 400 | }); |
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| 401 | |
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| 402 | // for backwards compatibility |
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| 403 | Effect.MoveBy = function(element, toTop, toLeft) { |
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| 404 | return new Effect.Move(element, |
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| 405 | Object.extend({ x: toLeft, y: toTop }, arguments[3] || {})); |
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| 406 | }; |
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| 407 | |
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| 408 | Effect.Scale = Class.create(); |
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| 409 | Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), { |
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| 410 | initialize: function(element, percent) { |
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| 411 | this.element = $(element) |
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| 412 | var options = Object.extend({ |
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| 413 | scaleX: true, |
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| 414 | scaleY: true, |
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| 415 | scaleContent: true, |
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| 416 | scaleFromCenter: false, |
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| 417 | scaleMode: 'box', // 'box' or 'contents' or {} with provided values |
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| 418 | scaleFrom: 100.0, |
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| 419 | scaleTo: percent |
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| 420 | }, arguments[2] || {}); |
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| 421 | this.start(options); |
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| 422 | }, |
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| 423 | setup: function() { |
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| 424 | this.restoreAfterFinish = this.options.restoreAfterFinish || false; |
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| 425 | this.elementPositioning = this.element.getStyle('position'); |
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| 426 | |
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| 427 | this.originalStyle = {}; |
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| 428 | ['top','left','width','height','fontSize'].each( function(k) { |
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| 429 | this.originalStyle[k] = this.element.style[k]; |
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| 430 | }.bind(this)); |
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| 431 | |
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| 432 | this.originalTop = this.element.offsetTop; |
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| 433 | this.originalLeft = this.element.offsetLeft; |
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| 434 | |
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| 435 | var fontSize = this.element.getStyle('font-size') || '100%'; |
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| 436 | ['em','px','%'].each( function(fontSizeType) { |
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| 437 | if(fontSize.indexOf(fontSizeType)>0) { |
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| 438 | this.fontSize = parseFloat(fontSize); |
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| 439 | this.fontSizeType = fontSizeType; |
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| 440 | } |
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| 441 | }.bind(this)); |
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| 442 | |
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| 443 | this.factor = (this.options.scaleTo - this.options.scaleFrom)/100; |
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| 444 | |
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| 445 | this.dims = null; |
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| 446 | if(this.options.scaleMode=='box') |
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| 447 | this.dims = [this.element.offsetHeight, this.element.offsetWidth]; |
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| 448 | if(/^content/.test(this.options.scaleMode)) |
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| 449 | this.dims = [this.element.scrollHeight, this.element.scrollWidth]; |
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| 450 | if(!this.dims) |
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| 451 | this.dims = [this.options.scaleMode.originalHeight, |
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| 452 | this.options.scaleMode.originalWidth]; |
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| 453 | }, |
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| 454 | update: function(position) { |
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| 455 | var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position); |
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| 456 | if(this.options.scaleContent && this.fontSize) |
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| 457 | this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType }); |
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| 458 | this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale); |
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| 459 | }, |
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| 460 | finish: function(position) { |
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| 461 | if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle); |
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| 462 | }, |
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| 463 | setDimensions: function(height, width) { |
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| 464 | var d = {}; |
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| 465 | if(this.options.scaleX) d.width = width + 'px'; |
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| 466 | if(this.options.scaleY) d.height = height + 'px'; |
---|
| 467 | if(this.options.scaleFromCenter) { |
---|
| 468 | var topd = (height - this.dims[0])/2; |
---|
| 469 | var leftd = (width - this.dims[1])/2; |
---|
| 470 | if(this.elementPositioning == 'absolute') { |
---|
| 471 | if(this.options.scaleY) d.top = this.originalTop-topd + 'px'; |
---|
| 472 | if(this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; |
---|
| 473 | } else { |
---|
| 474 | if(this.options.scaleY) d.top = -topd + 'px'; |
---|
| 475 | if(this.options.scaleX) d.left = -leftd + 'px'; |
---|
| 476 | } |
---|
| 477 | } |
---|
| 478 | this.element.setStyle(d); |
---|
| 479 | } |
---|
| 480 | }); |
---|
| 481 | |
---|
| 482 | Effect.Highlight = Class.create(); |
---|
| 483 | Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), { |
---|
| 484 | initialize: function(element) { |
---|
| 485 | this.element = $(element); |
---|
| 486 | var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || {}); |
---|
| 487 | this.start(options); |
---|
| 488 | }, |
---|
| 489 | setup: function() { |
---|
| 490 | // Prevent executing on elements not in the layout flow |
---|
| 491 | if(this.element.getStyle('display')=='none') { this.cancel(); return; } |
---|
| 492 | // Disable background image during the effect |
---|
| 493 | this.oldStyle = { |
---|
| 494 | backgroundImage: this.element.getStyle('background-image') }; |
---|
| 495 | this.element.setStyle({backgroundImage: 'none'}); |
---|
| 496 | if(!this.options.endcolor) |
---|
| 497 | this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff'); |
---|
| 498 | if(!this.options.restorecolor) |
---|
| 499 | this.options.restorecolor = this.element.getStyle('background-color'); |
---|
| 500 | // init color calculations |
---|
| 501 | this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this)); |
---|
| 502 | 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)); |
---|
| 503 | }, |
---|
| 504 | update: function(position) { |
---|
| 505 | this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){ |
---|
| 506 | return m+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart()); }.bind(this)) }); |
---|
| 507 | }, |
---|
| 508 | finish: function() { |
---|
| 509 | this.element.setStyle(Object.extend(this.oldStyle, { |
---|
| 510 | backgroundColor: this.options.restorecolor |
---|
| 511 | })); |
---|
| 512 | } |
---|
| 513 | }); |
---|
| 514 | |
---|
| 515 | Effect.ScrollTo = Class.create(); |
---|
| 516 | Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), { |
---|
| 517 | initialize: function(element) { |
---|
| 518 | this.element = $(element); |
---|
| 519 | this.start(arguments[1] || {}); |
---|
| 520 | }, |
---|
| 521 | setup: function() { |
---|
| 522 | Position.prepare(); |
---|
| 523 | var offsets = Position.cumulativeOffset(this.element); |
---|
| 524 | if(this.options.offset) offsets[1] += this.options.offset; |
---|
| 525 | var max = window.innerHeight ? |
---|
| 526 | window.height - window.innerHeight : |
---|
| 527 | document.body.scrollHeight - |
---|
| 528 | (document.documentElement.clientHeight ? |
---|
| 529 | document.documentElement.clientHeight : document.body.clientHeight); |
---|
| 530 | this.scrollStart = Position.deltaY; |
---|
| 531 | this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart; |
---|
| 532 | }, |
---|
| 533 | update: function(position) { |
---|
| 534 | Position.prepare(); |
---|
| 535 | window.scrollTo(Position.deltaX, |
---|
| 536 | this.scrollStart + (position*this.delta)); |
---|
| 537 | } |
---|
| 538 | }); |
---|
| 539 | |
---|
| 540 | /* ------------- combination effects ------------- */ |
---|
| 541 | |
---|
| 542 | Effect.Fade = function(element) { |
---|
| 543 | element = $(element); |
---|
| 544 | var oldOpacity = element.getInlineOpacity(); |
---|
| 545 | var options = Object.extend({ |
---|
| 546 | from: element.getOpacity() || 1.0, |
---|
| 547 | to: 0.0, |
---|
| 548 | afterFinishInternal: function(effect) { |
---|
| 549 | if(effect.options.to!=0) return; |
---|
| 550 | effect.element.hide(); |
---|
| 551 | effect.element.setStyle({opacity: oldOpacity}); |
---|
| 552 | }}, arguments[1] || {}); |
---|
| 553 | return new Effect.Opacity(element,options); |
---|
| 554 | } |
---|
| 555 | |
---|
| 556 | Effect.Appear = function(element) { |
---|
| 557 | element = $(element); |
---|
| 558 | var options = Object.extend({ |
---|
| 559 | from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0), |
---|
| 560 | to: 1.0, |
---|
| 561 | // force Safari to render floated elements properly |
---|
| 562 | afterFinishInternal: function(effect) { |
---|
| 563 | effect.element.forceRerendering(); |
---|
| 564 | }, |
---|
| 565 | beforeSetup: function(effect) { |
---|
| 566 | effect.element.setOpacity(effect.options.from); |
---|
| 567 | effect.element.show(); |
---|
| 568 | }}, arguments[1] || {}); |
---|
| 569 | return new Effect.Opacity(element,options); |
---|
| 570 | } |
---|
| 571 | |
---|
| 572 | Effect.Puff = function(element) { |
---|
| 573 | element = $(element); |
---|
| 574 | var oldStyle = { opacity: element.getInlineOpacity(), position: element.getStyle('position') }; |
---|
| 575 | return new Effect.Parallel( |
---|
| 576 | [ new Effect.Scale(element, 200, |
---|
| 577 | { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), |
---|
| 578 | new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], |
---|
| 579 | Object.extend({ duration: 1.0, |
---|
| 580 | beforeSetupInternal: function(effect) { |
---|
| 581 | effect.effects[0].element.setStyle({position: 'absolute'}); }, |
---|
| 582 | afterFinishInternal: function(effect) { |
---|
| 583 | effect.effects[0].element.hide(); |
---|
| 584 | effect.effects[0].element.setStyle(oldStyle); } |
---|
| 585 | }, arguments[1] || {}) |
---|
| 586 | ); |
---|
| 587 | } |
---|
| 588 | |
---|
| 589 | Effect.BlindUp = function(element) { |
---|
| 590 | element = $(element); |
---|
| 591 | element.makeClipping(); |
---|
| 592 | return new Effect.Scale(element, 0, |
---|
| 593 | Object.extend({ scaleContent: false, |
---|
| 594 | scaleX: false, |
---|
| 595 | restoreAfterFinish: true, |
---|
| 596 | afterFinishInternal: function(effect) { |
---|
| 597 | effect.element.hide(); |
---|
| 598 | effect.element.undoClipping(); |
---|
| 599 | } |
---|
| 600 | }, arguments[1] || {}) |
---|
| 601 | ); |
---|
| 602 | } |
---|
| 603 | |
---|
| 604 | Effect.BlindDown = function(element) { |
---|
| 605 | element = $(element); |
---|
| 606 | var elementDimensions = element.getDimensions(); |
---|
| 607 | return new Effect.Scale(element, 100, |
---|
| 608 | Object.extend({ scaleContent: false, |
---|
| 609 | scaleX: false, |
---|
| 610 | scaleFrom: 0, |
---|
| 611 | scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, |
---|
| 612 | restoreAfterFinish: true, |
---|
| 613 | afterSetup: function(effect) { |
---|
| 614 | effect.element.makeClipping(); |
---|
| 615 | effect.element.setStyle({height: '0px'}); |
---|
| 616 | effect.element.show(); |
---|
| 617 | }, |
---|
| 618 | afterFinishInternal: function(effect) { |
---|
| 619 | effect.element.undoClipping(); |
---|
| 620 | } |
---|
| 621 | }, arguments[1] || {}) |
---|
| 622 | ); |
---|
| 623 | } |
---|
| 624 | |
---|
| 625 | Effect.SwitchOff = function(element) { |
---|
| 626 | element = $(element); |
---|
| 627 | var oldOpacity = element.getInlineOpacity(); |
---|
| 628 | return new Effect.Appear(element, { |
---|
| 629 | duration: 0.4, |
---|
| 630 | from: 0, |
---|
| 631 | transition: Effect.Transitions.flicker, |
---|
| 632 | afterFinishInternal: function(effect) { |
---|
| 633 | new Effect.Scale(effect.element, 1, { |
---|
| 634 | duration: 0.3, scaleFromCenter: true, |
---|
| 635 | scaleX: false, scaleContent: false, restoreAfterFinish: true, |
---|
| 636 | beforeSetup: function(effect) { |
---|
| 637 | effect.element.makePositioned(); |
---|
| 638 | effect.element.makeClipping(); |
---|
| 639 | }, |
---|
| 640 | afterFinishInternal: function(effect) { |
---|
| 641 | effect.element.hide(); |
---|
| 642 | effect.element.undoClipping(); |
---|
| 643 | effect.element.undoPositioned(); |
---|
| 644 | effect.element.setStyle({opacity: oldOpacity}); |
---|
| 645 | } |
---|
| 646 | }) |
---|
| 647 | } |
---|
| 648 | }); |
---|
| 649 | } |
---|
| 650 | |
---|
| 651 | Effect.DropOut = function(element) { |
---|
| 652 | element = $(element); |
---|
| 653 | var oldStyle = { |
---|
| 654 | top: element.getStyle('top'), |
---|
| 655 | left: element.getStyle('left'), |
---|
| 656 | opacity: element.getInlineOpacity() }; |
---|
| 657 | return new Effect.Parallel( |
---|
| 658 | [ new Effect.Move(element, {x: 0, y: 100, sync: true }), |
---|
| 659 | new Effect.Opacity(element, { sync: true, to: 0.0 }) ], |
---|
| 660 | Object.extend( |
---|
| 661 | { duration: 0.5, |
---|
| 662 | beforeSetup: function(effect) { |
---|
| 663 | effect.effects[0].element.makePositioned(); |
---|
| 664 | }, |
---|
| 665 | afterFinishInternal: function(effect) { |
---|
| 666 | effect.effects[0].element.hide(); |
---|
| 667 | effect.effects[0].element.undoPositioned(); |
---|
| 668 | effect.effects[0].element.setStyle(oldStyle); |
---|
| 669 | } |
---|
| 670 | }, arguments[1] || {})); |
---|
| 671 | } |
---|
| 672 | |
---|
| 673 | Effect.Shake = function(element) { |
---|
| 674 | element = $(element); |
---|
| 675 | var oldStyle = { |
---|
| 676 | top: element.getStyle('top'), |
---|
| 677 | left: element.getStyle('left') }; |
---|
| 678 | return new Effect.Move(element, |
---|
| 679 | { x: 20, y: 0, duration: 0.05, afterFinishInternal: function(effect) { |
---|
| 680 | new Effect.Move(effect.element, |
---|
| 681 | { x: -40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { |
---|
| 682 | new Effect.Move(effect.element, |
---|
| 683 | { x: 40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { |
---|
| 684 | new Effect.Move(effect.element, |
---|
| 685 | { x: -40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { |
---|
| 686 | new Effect.Move(effect.element, |
---|
| 687 | { x: 40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { |
---|
| 688 | new Effect.Move(effect.element, |
---|
| 689 | { x: -20, y: 0, duration: 0.05, afterFinishInternal: function(effect) { |
---|
| 690 | effect.element.undoPositioned(); |
---|
| 691 | effect.element.setStyle(oldStyle); |
---|
| 692 | }}) }}) }}) }}) }}) }}); |
---|
| 693 | } |
---|
| 694 | |
---|
| 695 | Effect.SlideDown = function(element) { |
---|
| 696 | element = $(element); |
---|
| 697 | element.cleanWhitespace(); |
---|
| 698 | // SlideDown need to have the content of the element wrapped in a container element with fixed height! |
---|
| 699 | var oldInnerBottom = $(element.firstChild).getStyle('bottom'); |
---|
| 700 | var elementDimensions = element.getDimensions(); |
---|
| 701 | return new Effect.Scale(element, 100, Object.extend({ |
---|
| 702 | scaleContent: false, |
---|
| 703 | scaleX: false, |
---|
| 704 | scaleFrom: window.opera ? 0 : 1, |
---|
| 705 | scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, |
---|
| 706 | restoreAfterFinish: true, |
---|
| 707 | afterSetup: function(effect) { |
---|
| 708 | effect.element.makePositioned(); |
---|
| 709 | effect.element.firstChild.makePositioned(); |
---|
| 710 | if(window.opera) effect.element.setStyle({top: ''}); |
---|
| 711 | effect.element.makeClipping(); |
---|
| 712 | effect.element.setStyle({height: '0px'}); |
---|
| 713 | effect.element.show(); }, |
---|
| 714 | afterUpdateInternal: function(effect) { |
---|
| 715 | effect.element.firstChild.setStyle({bottom: |
---|
| 716 | (effect.dims[0] - effect.element.clientHeight) + 'px' }); |
---|
| 717 | }, |
---|
| 718 | afterFinishInternal: function(effect) { |
---|
| 719 | effect.element.undoClipping(); |
---|
| 720 | // IE will crash if child is undoPositioned first |
---|
| 721 | if(/MSIE/.test(navigator.userAgent)){ |
---|
| 722 | effect.element.undoPositioned(); |
---|
| 723 | effect.element.firstChild.undoPositioned(); |
---|
| 724 | }else{ |
---|
| 725 | effect.element.firstChild.undoPositioned(); |
---|
| 726 | effect.element.undoPositioned(); |
---|
| 727 | } |
---|
| 728 | effect.element.firstChild.setStyle({bottom: oldInnerBottom}); } |
---|
| 729 | }, arguments[1] || {}) |
---|
| 730 | ); |
---|
| 731 | } |
---|
| 732 | |
---|
| 733 | Effect.SlideUp = function(element) { |
---|
| 734 | element = $(element); |
---|
| 735 | element.cleanWhitespace(); |
---|
| 736 | var oldInnerBottom = $(element.firstChild).getStyle('bottom'); |
---|
| 737 | return new Effect.Scale(element, window.opera ? 0 : 1, |
---|
| 738 | Object.extend({ scaleContent: false, |
---|
| 739 | scaleX: false, |
---|
| 740 | scaleMode: 'box', |
---|
| 741 | scaleFrom: 100, |
---|
| 742 | restoreAfterFinish: true, |
---|
| 743 | beforeStartInternal: function(effect) { |
---|
| 744 | effect.element.makePositioned(); |
---|
| 745 | effect.element.firstChild.makePositioned(); |
---|
| 746 | if(window.opera) effect.element.setStyle({top: ''}); |
---|
| 747 | effect.element.makeClipping(); |
---|
| 748 | effect.element.show(); }, |
---|
| 749 | afterUpdateInternal: function(effect) { |
---|
| 750 | effect.element.firstChild.setStyle({bottom: |
---|
| 751 | (effect.dims[0] - effect.element.clientHeight) + 'px' }); }, |
---|
| 752 | afterFinishInternal: function(effect) { |
---|
| 753 | effect.element.hide(); |
---|
| 754 | effect.element.undoClipping(); |
---|
| 755 | effect.element.firstChild.undoPositioned(); |
---|
| 756 | effect.element.undoPositioned(); |
---|
| 757 | effect.element.setStyle({bottom: oldInnerBottom}); } |
---|
| 758 | }, arguments[1] || {}) |
---|
| 759 | ); |
---|
| 760 | } |
---|
| 761 | |
---|
| 762 | // Bug in opera makes the TD containing this element expand for a instance after finish |
---|
| 763 | Effect.Squish = function(element) { |
---|
| 764 | return new Effect.Scale(element, window.opera ? 1 : 0, |
---|
| 765 | { restoreAfterFinish: true, |
---|
| 766 | beforeSetup: function(effect) { |
---|
| 767 | effect.element.makeClipping(effect.element); }, |
---|
| 768 | afterFinishInternal: function(effect) { |
---|
| 769 | effect.element.hide(effect.element); |
---|
| 770 | effect.element.undoClipping(effect.element); } |
---|
| 771 | }); |
---|
| 772 | } |
---|
| 773 | |
---|
| 774 | Effect.Grow = function(element) { |
---|
| 775 | element = $(element); |
---|
| 776 | var options = Object.extend({ |
---|
| 777 | direction: 'center', |
---|
| 778 | moveTransition: Effect.Transitions.sinoidal, |
---|
| 779 | scaleTransition: Effect.Transitions.sinoidal, |
---|
| 780 | opacityTransition: Effect.Transitions.full |
---|
| 781 | }, arguments[1] || {}); |
---|
| 782 | var oldStyle = { |
---|
| 783 | top: element.style.top, |
---|
| 784 | left: element.style.left, |
---|
| 785 | height: element.style.height, |
---|
| 786 | width: element.style.width, |
---|
| 787 | opacity: element.getInlineOpacity() }; |
---|
| 788 | |
---|
| 789 | var dims = element.getDimensions(); |
---|
| 790 | var initialMoveX, initialMoveY; |
---|
| 791 | var moveX, moveY; |
---|
| 792 | |
---|
| 793 | switch (options.direction) { |
---|
| 794 | case 'top-left': |
---|
| 795 | initialMoveX = initialMoveY = moveX = moveY = 0; |
---|
| 796 | break; |
---|
| 797 | case 'top-right': |
---|
| 798 | initialMoveX = dims.width; |
---|
| 799 | initialMoveY = moveY = 0; |
---|
| 800 | moveX = -dims.width; |
---|
| 801 | break; |
---|
| 802 | case 'bottom-left': |
---|
| 803 | initialMoveX = moveX = 0; |
---|
| 804 | initialMoveY = dims.height; |
---|
| 805 | moveY = -dims.height; |
---|
| 806 | break; |
---|
| 807 | case 'bottom-right': |
---|
| 808 | initialMoveX = dims.width; |
---|
| 809 | initialMoveY = dims.height; |
---|
| 810 | moveX = -dims.width; |
---|
| 811 | moveY = -dims.height; |
---|
| 812 | break; |
---|
| 813 | case 'center': |
---|
| 814 | initialMoveX = dims.width / 2; |
---|
| 815 | initialMoveY = dims.height / 2; |
---|
| 816 | moveX = -dims.width / 2; |
---|
| 817 | moveY = -dims.height / 2; |
---|
| 818 | break; |
---|
| 819 | } |
---|
| 820 | |
---|
| 821 | return new Effect.Move(element, { |
---|
| 822 | x: initialMoveX, |
---|
| 823 | y: initialMoveY, |
---|
| 824 | duration: 0.01, |
---|
| 825 | beforeSetup: function(effect) { |
---|
| 826 | effect.element.hide(); |
---|
| 827 | effect.element.makeClipping(); |
---|
| 828 | effect.element.makePositioned(); |
---|
| 829 | }, |
---|
| 830 | afterFinishInternal: function(effect) { |
---|
| 831 | new Effect.Parallel( |
---|
| 832 | [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }), |
---|
| 833 | new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }), |
---|
| 834 | new Effect.Scale(effect.element, 100, { |
---|
| 835 | scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, |
---|
| 836 | sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true}) |
---|
| 837 | ], Object.extend({ |
---|
| 838 | beforeSetup: function(effect) { |
---|
| 839 | effect.effects[0].element.setStyle({height: '0px'}); |
---|
| 840 | effect.effects[0].element.show(); |
---|
| 841 | }, |
---|
| 842 | afterFinishInternal: function(effect) { |
---|
| 843 | effect.effects[0].element.undoClipping(); |
---|
| 844 | effect.effects[0].element.undoPositioned(); |
---|
| 845 | effect.effects[0].element.setStyle(oldStyle); |
---|
| 846 | } |
---|
| 847 | }, options) |
---|
| 848 | ) |
---|
| 849 | } |
---|
| 850 | }); |
---|
| 851 | } |
---|
| 852 | |
---|
| 853 | Effect.Shrink = function(element) { |
---|
| 854 | element = $(element); |
---|
| 855 | var options = Object.extend({ |
---|
| 856 | direction: 'center', |
---|
| 857 | moveTransition: Effect.Transitions.sinoidal, |
---|
| 858 | scaleTransition: Effect.Transitions.sinoidal, |
---|
| 859 | opacityTransition: Effect.Transitions.none |
---|
| 860 | }, arguments[1] || {}); |
---|
| 861 | var oldStyle = { |
---|
| 862 | top: element.style.top, |
---|
| 863 | left: element.style.left, |
---|
| 864 | height: element.style.height, |
---|
| 865 | width: element.style.width, |
---|
| 866 | opacity: element.getInlineOpacity() }; |
---|
| 867 | |
---|
| 868 | var dims = element.getDimensions(); |
---|
| 869 | var moveX, moveY; |
---|
| 870 | |
---|
| 871 | switch (options.direction) { |
---|
| 872 | case 'top-left': |
---|
| 873 | moveX = moveY = 0; |
---|
| 874 | break; |
---|
| 875 | case 'top-right': |
---|
| 876 | moveX = dims.width; |
---|
| 877 | moveY = 0; |
---|
| 878 | break; |
---|
| 879 | case 'bottom-left': |
---|
| 880 | moveX = 0; |
---|
| 881 | moveY = dims.height; |
---|
| 882 | break; |
---|
| 883 | case 'bottom-right': |
---|
| 884 | moveX = dims.width; |
---|
| 885 | moveY = dims.height; |
---|
| 886 | break; |
---|
| 887 | case 'center': |
---|
| 888 | moveX = dims.width / 2; |
---|
| 889 | moveY = dims.height / 2; |
---|
| 890 | break; |
---|
| 891 | } |
---|
| 892 | |
---|
| 893 | return new Effect.Parallel( |
---|
| 894 | [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }), |
---|
| 895 | new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}), |
---|
| 896 | new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }) |
---|
| 897 | ], Object.extend({ |
---|
| 898 | beforeStartInternal: function(effect) { |
---|
| 899 | effect.effects[0].element.makePositioned(); |
---|
| 900 | effect.effects[0].element.makeClipping(); }, |
---|
| 901 | afterFinishInternal: function(effect) { |
---|
| 902 | effect.effects[0].element.hide(); |
---|
| 903 | effect.effects[0].element.undoClipping(); |
---|
| 904 | effect.effects[0].element.undoPositioned(); |
---|
| 905 | effect.effects[0].element.setStyle(oldStyle); } |
---|
| 906 | }, options) |
---|
| 907 | ); |
---|
| 908 | } |
---|
| 909 | |
---|
| 910 | Effect.Pulsate = function(element) { |
---|
| 911 | element = $(element); |
---|
| 912 | var options = arguments[1] || {}; |
---|
| 913 | var oldOpacity = element.getInlineOpacity(); |
---|
| 914 | var transition = options.transition || Effect.Transitions.sinoidal; |
---|
| 915 | var reverser = function(pos){ return transition(1-Effect.Transitions.pulse(pos)) }; |
---|
| 916 | reverser.bind(transition); |
---|
| 917 | return new Effect.Opacity(element, |
---|
| 918 | Object.extend(Object.extend({ duration: 3.0, from: 0, |
---|
| 919 | afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); } |
---|
| 920 | }, options), {transition: reverser})); |
---|
| 921 | } |
---|
| 922 | |
---|
| 923 | Effect.Fold = function(element) { |
---|
| 924 | element = $(element); |
---|
| 925 | var oldStyle = { |
---|
| 926 | top: element.style.top, |
---|
| 927 | left: element.style.left, |
---|
| 928 | width: element.style.width, |
---|
| 929 | height: element.style.height }; |
---|
| 930 | Element.makeClipping(element); |
---|
| 931 | return new Effect.Scale(element, 5, Object.extend({ |
---|
| 932 | scaleContent: false, |
---|
| 933 | scaleX: false, |
---|
| 934 | afterFinishInternal: function(effect) { |
---|
| 935 | new Effect.Scale(element, 1, { |
---|
| 936 | scaleContent: false, |
---|
| 937 | scaleY: false, |
---|
| 938 | afterFinishInternal: function(effect) { |
---|
| 939 | effect.element.hide(); |
---|
| 940 | effect.element.undoClipping(); |
---|
| 941 | effect.element.setStyle(oldStyle); |
---|
| 942 | } }); |
---|
| 943 | }}, arguments[1] || {})); |
---|
| 944 | }; |
---|
| 945 | |
---|
| 946 | ['setOpacity','getOpacity','getInlineOpacity','forceRerendering','setContentZoom', |
---|
| 947 | 'collectTextNodes','collectTextNodesIgnoreClass','childrenWithClassName'].each( |
---|
| 948 | function(f) { Element.Methods[f] = Element[f]; } |
---|
| 949 | ); |
---|
| 950 | |
---|
| 951 | Element.Methods.visualEffect = function(element, effect, options) { |
---|
| 952 | s = effect.gsub(/_/, '-').camelize(); |
---|
| 953 | effect_class = s.charAt(0).toUpperCase() + s.substring(1); |
---|
| 954 | new Effect[effect_class](element, options); |
---|
| 955 | return $(element); |
---|
| 956 | }; |
---|
| 957 | |
---|
| 958 | Element.addMethods(); |
---|