1 // script.aculo.us effects.js v1.8.1, Thu Jan 03 22:07:12 -0500 2008 |
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2 |
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3 // Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) |
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4 // Contributors: |
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5 // Justin Palmer (http://encytemedia.com/) |
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6 // Mark Pilgrim (http://diveintomark.org/) |
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7 // Martin Bialasinki |
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8 // |
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9 // script.aculo.us is freely distributable under the terms of an MIT-style license. |
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10 // For details, see the script.aculo.us web site: http://script.aculo.us/ |
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11 |
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12 // converts rgb() and #xxx to #xxxxxx format, |
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13 // returns self (or first argument) if not convertable |
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14 String.prototype.parseColor = function() { |
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15 var color = '#'; |
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16 if (this.slice(0,4) == 'rgb(') { |
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17 var cols = this.slice(4,this.length-1).split(','); |
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18 var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3); |
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19 } else { |
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20 if (this.slice(0,1) == '#') { |
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21 if (this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); |
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22 if (this.length==7) color = this.toLowerCase(); |
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23 } |
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24 } |
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25 return (color.length==7 ? color : (arguments[0] || this)); |
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26 }; |
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27 |
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28 /*--------------------------------------------------------------------------*/ |
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29 |
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30 Element.collectTextNodes = function(element) { |
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31 return $A($(element).childNodes).collect( function(node) { |
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32 return (node.nodeType==3 ? node.nodeValue : |
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33 (node.hasChildNodes() ? Element.collectTextNodes(node) : '')); |
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34 }).flatten().join(''); |
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35 }; |
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36 |
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37 Element.collectTextNodesIgnoreClass = function(element, className) { |
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38 return $A($(element).childNodes).collect( function(node) { |
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39 return (node.nodeType==3 ? node.nodeValue : |
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40 ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? |
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41 Element.collectTextNodesIgnoreClass(node, className) : '')); |
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42 }).flatten().join(''); |
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43 }; |
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44 |
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45 Element.setContentZoom = function(element, percent) { |
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46 element = $(element); |
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47 element.setStyle({fontSize: (percent/100) + 'em'}); |
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48 if (Prototype.Browser.WebKit) window.scrollBy(0,0); |
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49 return element; |
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50 }; |
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51 |
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52 Element.getInlineOpacity = function(element){ |
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53 return $(element).style.opacity || ''; |
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54 }; |
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55 |
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56 Element.forceRerendering = function(element) { |
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57 try { |
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58 element = $(element); |
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59 var n = document.createTextNode(' '); |
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60 element.appendChild(n); |
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61 element.removeChild(n); |
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62 } catch(e) { } |
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63 }; |
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64 |
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65 /*--------------------------------------------------------------------------*/ |
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66 |
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67 var Effect = { |
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68 _elementDoesNotExistError: { |
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69 name: 'ElementDoesNotExistError', |
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70 message: 'The specified DOM element does not exist, but is required for this effect to operate' |
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71 }, |
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72 Transitions: { |
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73 linear: Prototype.K, |
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74 sinoidal: function(pos) { |
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75 return (-Math.cos(pos*Math.PI)/2) + 0.5; |
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76 }, |
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77 reverse: function(pos) { |
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78 return 1-pos; |
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79 }, |
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80 flicker: function(pos) { |
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81 var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; |
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82 return pos > 1 ? 1 : pos; |
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83 }, |
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84 wobble: function(pos) { |
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85 return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5; |
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86 }, |
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87 pulse: function(pos, pulses) { |
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88 pulses = pulses || 5; |
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89 return ( |
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90 ((pos % (1/pulses)) * pulses).round() == 0 ? |
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91 ((pos * pulses * 2) - (pos * pulses * 2).floor()) : |
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92 1 - ((pos * pulses * 2) - (pos * pulses * 2).floor()) |
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93 ); |
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94 }, |
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95 spring: function(pos) { |
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96 return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6)); |
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97 }, |
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98 none: function(pos) { |
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99 return 0; |
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100 }, |
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101 full: function(pos) { |
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102 return 1; |
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103 } |
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104 }, |
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105 DefaultOptions: { |
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106 duration: 1.0, // seconds |
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107 fps: 100, // 100= assume 66fps max. |
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108 sync: false, // true for combining |
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109 from: 0.0, |
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110 to: 1.0, |
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111 delay: 0.0, |
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112 queue: 'parallel' |
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113 }, |
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114 tagifyText: function(element) { |
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115 var tagifyStyle = 'position:relative'; |
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116 if (Prototype.Browser.IE) tagifyStyle += ';zoom:1'; |
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117 |
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118 element = $(element); |
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119 $A(element.childNodes).each( function(child) { |
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120 if (child.nodeType==3) { |
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121 child.nodeValue.toArray().each( function(character) { |
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122 element.insertBefore( |
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123 new Element('span', {style: tagifyStyle}).update( |
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124 character == ' ' ? String.fromCharCode(160) : character), |
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125 child); |
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126 }); |
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127 Element.remove(child); |
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128 } |
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129 }); |
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130 }, |
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131 multiple: function(element, effect) { |
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132 var elements; |
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133 if (((typeof element == 'object') || |
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134 Object.isFunction(element)) && |
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135 (element.length)) |
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136 elements = element; |
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137 else |
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138 elements = $(element).childNodes; |
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139 |
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140 var options = Object.extend({ |
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141 speed: 0.1, |
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142 delay: 0.0 |
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143 }, arguments[2] || { }); |
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144 var masterDelay = options.delay; |
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145 |
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146 $A(elements).each( function(element, index) { |
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147 new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay })); |
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148 }); |
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149 }, |
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150 PAIRS: { |
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151 'slide': ['SlideDown','SlideUp'], |
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152 'blind': ['BlindDown','BlindUp'], |
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153 'appear': ['Appear','Fade'] |
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154 }, |
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155 toggle: function(element, effect) { |
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156 element = $(element); |
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157 effect = (effect || 'appear').toLowerCase(); |
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158 var options = Object.extend({ |
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159 queue: { position:'end', scope:(element.id || 'global'), limit: 1 } |
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160 }, arguments[2] || { }); |
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161 Effect[element.visible() ? |
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162 Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options); |
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163 } |
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164 }; |
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165 |
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166 Effect.DefaultOptions.transition = Effect.Transitions.sinoidal; |
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167 |
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168 /* ------------- core effects ------------- */ |
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169 |
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170 Effect.ScopedQueue = Class.create(Enumerable, { |
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171 initialize: function() { |
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172 this.effects = []; |
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173 this.interval = null; |
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174 }, |
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175 _each: function(iterator) { |
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176 this.effects._each(iterator); |
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177 }, |
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178 add: function(effect) { |
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179 var timestamp = new Date().getTime(); |
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180 |
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181 var position = Object.isString(effect.options.queue) ? |
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182 effect.options.queue : effect.options.queue.position; |
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183 |
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184 switch(position) { |
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185 case 'front': |
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186 // move unstarted effects after this effect |
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187 this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) { |
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188 e.startOn += effect.finishOn; |
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189 e.finishOn += effect.finishOn; |
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190 }); |
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191 break; |
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192 case 'with-last': |
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193 timestamp = this.effects.pluck('startOn').max() || timestamp; |
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194 break; |
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195 case 'end': |
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196 // start effect after last queued effect has finished |
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197 timestamp = this.effects.pluck('finishOn').max() || timestamp; |
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198 break; |
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199 } |
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200 |
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201 effect.startOn += timestamp; |
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202 effect.finishOn += timestamp; |
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203 |
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204 if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit)) |
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205 this.effects.push(effect); |
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206 |
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207 if (!this.interval) |
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208 this.interval = setInterval(this.loop.bind(this), 15); |
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209 }, |
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210 remove: function(effect) { |
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211 this.effects = this.effects.reject(function(e) { return e==effect }); |
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212 if (this.effects.length == 0) { |
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213 clearInterval(this.interval); |
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214 this.interval = null; |
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215 } |
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216 }, |
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217 loop: function() { |
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218 var timePos = new Date().getTime(); |
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219 for(var i=0, len=this.effects.length;i<len;i++) |
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220 this.effects[i] && this.effects[i].loop(timePos); |
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221 } |
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222 }); |
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223 |
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224 Effect.Queues = { |
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225 instances: $H(), |
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226 get: function(queueName) { |
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227 if (!Object.isString(queueName)) return queueName; |
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228 |
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229 return this.instances.get(queueName) || |
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230 this.instances.set(queueName, new Effect.ScopedQueue()); |
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231 } |
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232 }; |
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233 Effect.Queue = Effect.Queues.get('global'); |
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234 |
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235 Effect.Base = Class.create({ |
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236 position: null, |
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237 start: function(options) { |
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238 function codeForEvent(options,eventName){ |
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239 return ( |
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240 (options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') + |
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241 (options[eventName] ? 'this.options.'+eventName+'(this);' : '') |
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242 ); |
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243 } |
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244 if (options && options.transition === false) options.transition = Effect.Transitions.linear; |
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245 this.options = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { }); |
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246 this.currentFrame = 0; |
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247 this.state = 'idle'; |
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248 this.startOn = this.options.delay*1000; |
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249 this.finishOn = this.startOn+(this.options.duration*1000); |
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250 this.fromToDelta = this.options.to-this.options.from; |
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251 this.totalTime = this.finishOn-this.startOn; |
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252 this.totalFrames = this.options.fps*this.options.duration; |
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253 |
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254 eval('this.render = function(pos){ '+ |
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255 'if (this.state=="idle"){this.state="running";'+ |
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256 codeForEvent(this.options,'beforeSetup')+ |
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257 (this.setup ? 'this.setup();':'')+ |
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258 codeForEvent(this.options,'afterSetup')+ |
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259 '};if (this.state=="running"){'+ |
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260 'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+ |
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261 'this.position=pos;'+ |
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262 codeForEvent(this.options,'beforeUpdate')+ |
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263 (this.update ? 'this.update(pos);':'')+ |
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264 codeForEvent(this.options,'afterUpdate')+ |
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265 '}}'); |
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266 |
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267 this.event('beforeStart'); |
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268 if (!this.options.sync) |
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269 Effect.Queues.get(Object.isString(this.options.queue) ? |
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270 'global' : this.options.queue.scope).add(this); |
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271 }, |
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272 loop: function(timePos) { |
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273 if (timePos >= this.startOn) { |
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274 if (timePos >= this.finishOn) { |
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275 this.render(1.0); |
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276 this.cancel(); |
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277 this.event('beforeFinish'); |
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278 if (this.finish) this.finish(); |
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279 this.event('afterFinish'); |
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280 return; |
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281 } |
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282 var pos = (timePos - this.startOn) / this.totalTime, |
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283 frame = (pos * this.totalFrames).round(); |
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284 if (frame > this.currentFrame) { |
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285 this.render(pos); |
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286 this.currentFrame = frame; |
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287 } |
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288 } |
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289 }, |
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290 cancel: function() { |
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291 if (!this.options.sync) |
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292 Effect.Queues.get(Object.isString(this.options.queue) ? |
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293 'global' : this.options.queue.scope).remove(this); |
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294 this.state = 'finished'; |
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295 }, |
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296 event: function(eventName) { |
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297 if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); |
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298 if (this.options[eventName]) this.options[eventName](this); |
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299 }, |
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300 inspect: function() { |
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301 var data = $H(); |
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302 for(property in this) |
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303 if (!Object.isFunction(this[property])) data.set(property, this[property]); |
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304 return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>'; |
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305 } |
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306 }); |
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307 |
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308 Effect.Parallel = Class.create(Effect.Base, { |
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309 initialize: function(effects) { |
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310 this.effects = effects || []; |
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311 this.start(arguments[1]); |
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312 }, |
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313 update: function(position) { |
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314 this.effects.invoke('render', position); |
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315 }, |
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316 finish: function(position) { |
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317 this.effects.each( function(effect) { |
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318 effect.render(1.0); |
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319 effect.cancel(); |
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320 effect.event('beforeFinish'); |
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321 if (effect.finish) effect.finish(position); |
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322 effect.event('afterFinish'); |
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323 }); |
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324 } |
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325 }); |
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326 |
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327 Effect.Tween = Class.create(Effect.Base, { |
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328 initialize: function(object, from, to) { |
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329 object = Object.isString(object) ? $(object) : object; |
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330 var args = $A(arguments), method = args.last(), |
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331 options = args.length == 5 ? args[3] : null; |
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332 this.method = Object.isFunction(method) ? method.bind(object) : |
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333 Object.isFunction(object[method]) ? object[method].bind(object) : |
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334 function(value) { object[method] = value }; |
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335 this.start(Object.extend({ from: from, to: to }, options || { })); |
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336 }, |
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337 update: function(position) { |
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338 this.method(position); |
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339 } |
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340 }); |
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341 |
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342 Effect.Event = Class.create(Effect.Base, { |
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343 initialize: function() { |
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344 this.start(Object.extend({ duration: 0 }, arguments[0] || { })); |
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345 }, |
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346 update: Prototype.emptyFunction |
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347 }); |
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348 |
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349 Effect.Opacity = Class.create(Effect.Base, { |
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350 initialize: function(element) { |
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351 this.element = $(element); |
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352 if (!this.element) throw(Effect._elementDoesNotExistError); |
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353 // make this work on IE on elements without 'layout' |
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354 if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) |
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355 this.element.setStyle({zoom: 1}); |
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356 var options = Object.extend({ |
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357 from: this.element.getOpacity() || 0.0, |
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358 to: 1.0 |
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359 }, arguments[1] || { }); |
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360 this.start(options); |
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361 }, |
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362 update: function(position) { |
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363 this.element.setOpacity(position); |
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364 } |
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365 }); |
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366 |
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367 Effect.Move = Class.create(Effect.Base, { |
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368 initialize: function(element) { |
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369 this.element = $(element); |
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370 if (!this.element) throw(Effect._elementDoesNotExistError); |
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371 var options = Object.extend({ |
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372 x: 0, |
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373 y: 0, |
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374 mode: 'relative' |
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375 }, arguments[1] || { }); |
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376 this.start(options); |
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377 }, |
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378 setup: function() { |
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379 this.element.makePositioned(); |
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380 this.originalLeft = parseFloat(this.element.getStyle('left') || '0'); |
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381 this.originalTop = parseFloat(this.element.getStyle('top') || '0'); |
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382 if (this.options.mode == 'absolute') { |
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383 this.options.x = this.options.x - this.originalLeft; |
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384 this.options.y = this.options.y - this.originalTop; |
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385 } |
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386 }, |
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387 update: function(position) { |
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388 this.element.setStyle({ |
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389 left: (this.options.x * position + this.originalLeft).round() + 'px', |
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390 top: (this.options.y * position + this.originalTop).round() + 'px' |
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391 }); |
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392 } |
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393 }); |
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394 |
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395 // for backwards compatibility |
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396 Effect.MoveBy = function(element, toTop, toLeft) { |
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397 return new Effect.Move(element, |
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398 Object.extend({ x: toLeft, y: toTop }, arguments[3] || { })); |
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399 }; |
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400 |
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401 Effect.Scale = Class.create(Effect.Base, { |
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402 initialize: function(element, percent) { |
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403 this.element = $(element); |
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404 if (!this.element) throw(Effect._elementDoesNotExistError); |
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405 var options = Object.extend({ |
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406 scaleX: true, |
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407 scaleY: true, |
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408 scaleContent: true, |
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409 scaleFromCenter: false, |
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410 scaleMode: 'box', // 'box' or 'contents' or { } with provided values |
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411 scaleFrom: 100.0, |
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412 scaleTo: percent |
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413 }, arguments[2] || { }); |
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414 this.start(options); |
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415 }, |
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416 setup: function() { |
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417 this.restoreAfterFinish = this.options.restoreAfterFinish || false; |
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418 this.elementPositioning = this.element.getStyle('position'); |
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419 |
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420 this.originalStyle = { }; |
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421 ['top','left','width','height','fontSize'].each( function(k) { |
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422 this.originalStyle[k] = this.element.style[k]; |
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423 }.bind(this)); |
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424 |
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425 this.originalTop = this.element.offsetTop; |
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426 this.originalLeft = this.element.offsetLeft; |
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427 |
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428 var fontSize = this.element.getStyle('font-size') || '100%'; |
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429 ['em','px','%','pt'].each( function(fontSizeType) { |
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430 if (fontSize.indexOf(fontSizeType)>0) { |
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431 this.fontSize = parseFloat(fontSize); |
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432 this.fontSizeType = fontSizeType; |
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433 } |
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434 }.bind(this)); |
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435 |
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436 this.factor = (this.options.scaleTo - this.options.scaleFrom)/100; |
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437 |
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438 this.dims = null; |
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439 if (this.options.scaleMode=='box') |
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440 this.dims = [this.element.offsetHeight, this.element.offsetWidth]; |
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441 if (/^content/.test(this.options.scaleMode)) |
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442 this.dims = [this.element.scrollHeight, this.element.scrollWidth]; |
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443 if (!this.dims) |
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444 this.dims = [this.options.scaleMode.originalHeight, |
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445 this.options.scaleMode.originalWidth]; |
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446 }, |
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447 update: function(position) { |
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448 var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position); |
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449 if (this.options.scaleContent && this.fontSize) |
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450 this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType }); |
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451 this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale); |
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452 }, |
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453 finish: function(position) { |
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454 if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle); |
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455 }, |
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456 setDimensions: function(height, width) { |
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457 var d = { }; |
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458 if (this.options.scaleX) d.width = width.round() + 'px'; |
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459 if (this.options.scaleY) d.height = height.round() + 'px'; |
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460 if (this.options.scaleFromCenter) { |
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461 var topd = (height - this.dims[0])/2; |
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462 var leftd = (width - this.dims[1])/2; |
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463 if (this.elementPositioning == 'absolute') { |
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464 if (this.options.scaleY) d.top = this.originalTop-topd + 'px'; |
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465 if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; |
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466 } else { |
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467 if (this.options.scaleY) d.top = -topd + 'px'; |
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468 if (this.options.scaleX) d.left = -leftd + 'px'; |
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469 } |
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470 } |
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471 this.element.setStyle(d); |
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472 } |
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473 }); |
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474 |
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475 Effect.Highlight = Class.create(Effect.Base, { |
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476 initialize: function(element) { |
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477 this.element = $(element); |
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478 if (!this.element) throw(Effect._elementDoesNotExistError); |
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479 var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { }); |
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480 this.start(options); |
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481 }, |
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482 setup: function() { |
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483 // Prevent executing on elements not in the layout flow |
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484 if (this.element.getStyle('display')=='none') { this.cancel(); return; } |
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485 // Disable background image during the effect |
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486 this.oldStyle = { }; |
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487 if (!this.options.keepBackgroundImage) { |
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488 this.oldStyle.backgroundImage = this.element.getStyle('background-image'); |
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489 this.element.setStyle({backgroundImage: 'none'}); |
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490 } |
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491 if (!this.options.endcolor) |
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492 this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff'); |
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493 if (!this.options.restorecolor) |
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494 this.options.restorecolor = this.element.getStyle('background-color'); |
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495 // init color calculations |
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496 this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this)); |
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497 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)); |
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498 }, |
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499 update: function(position) { |
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500 this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){ |
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501 return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) }); |
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502 }, |
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503 finish: function() { |
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504 this.element.setStyle(Object.extend(this.oldStyle, { |
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505 backgroundColor: this.options.restorecolor |
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506 })); |
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507 } |
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508 }); |
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509 |
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510 Effect.ScrollTo = function(element) { |
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511 var options = arguments[1] || { }, |
|
512 scrollOffsets = document.viewport.getScrollOffsets(), |
|
513 elementOffsets = $(element).cumulativeOffset(), |
|
514 max = (window.height || document.body.scrollHeight) - document.viewport.getHeight(); |
|
515 |
|
516 if (options.offset) elementOffsets[1] += options.offset; |
|
517 |
|
518 return new Effect.Tween(null, |
|
519 scrollOffsets.top, |
|
520 elementOffsets[1] > max ? max : elementOffsets[1], |
|
521 options, |
|
522 function(p){ scrollTo(scrollOffsets.left, p.round()) } |
|
523 ); |
|
524 }; |
|
525 |
|
526 /* ------------- combination effects ------------- */ |
|
527 |
|
528 Effect.Fade = function(element) { |
|
529 element = $(element); |
|
530 var oldOpacity = element.getInlineOpacity(); |
|
531 var options = Object.extend({ |
|
532 from: element.getOpacity() || 1.0, |
|
533 to: 0.0, |
|
534 afterFinishInternal: function(effect) { |
|
535 if (effect.options.to!=0) return; |
|
536 effect.element.hide().setStyle({opacity: oldOpacity}); |
|
537 } |
|
538 }, arguments[1] || { }); |
|
539 return new Effect.Opacity(element,options); |
|
540 }; |
|
541 |
|
542 Effect.Appear = function(element) { |
|
543 element = $(element); |
|
544 var options = Object.extend({ |
|
545 from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0), |
|
546 to: 1.0, |
|
547 // force Safari to render floated elements properly |
|
548 afterFinishInternal: function(effect) { |
|
549 effect.element.forceRerendering(); |
|
550 }, |
|
551 beforeSetup: function(effect) { |
|
552 effect.element.setOpacity(effect.options.from).show(); |
|
553 }}, arguments[1] || { }); |
|
554 return new Effect.Opacity(element,options); |
|
555 }; |
|
556 |
|
557 Effect.Puff = function(element) { |
|
558 element = $(element); |
|
559 var oldStyle = { |
|
560 opacity: element.getInlineOpacity(), |
|
561 position: element.getStyle('position'), |
|
562 top: element.style.top, |
|
563 left: element.style.left, |
|
564 width: element.style.width, |
|
565 height: element.style.height |
|
566 }; |
|
567 return new Effect.Parallel( |
|
568 [ new Effect.Scale(element, 200, |
|
569 { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), |
|
570 new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], |
|
571 Object.extend({ duration: 1.0, |
|
572 beforeSetupInternal: function(effect) { |
|
573 Position.absolutize(effect.effects[0].element) |
|
574 }, |
|
575 afterFinishInternal: function(effect) { |
|
576 effect.effects[0].element.hide().setStyle(oldStyle); } |
|
577 }, arguments[1] || { }) |
|
578 ); |
|
579 }; |
|
580 |
|
581 Effect.BlindUp = function(element) { |
|
582 element = $(element); |
|
583 element.makeClipping(); |
|
584 return new Effect.Scale(element, 0, |
|
585 Object.extend({ scaleContent: false, |
|
586 scaleX: false, |
|
587 restoreAfterFinish: true, |
|
588 afterFinishInternal: function(effect) { |
|
589 effect.element.hide().undoClipping(); |
|
590 } |
|
591 }, arguments[1] || { }) |
|
592 ); |
|
593 }; |
|
594 |
|
595 Effect.BlindDown = function(element) { |
|
596 element = $(element); |
|
597 var elementDimensions = element.getDimensions(); |
|
598 return new Effect.Scale(element, 100, Object.extend({ |
|
599 scaleContent: false, |
|
600 scaleX: false, |
|
601 scaleFrom: 0, |
|
602 scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, |
|
603 restoreAfterFinish: true, |
|
604 afterSetup: function(effect) { |
|
605 effect.element.makeClipping().setStyle({height: '0px'}).show(); |
|
606 }, |
|
607 afterFinishInternal: function(effect) { |
|
608 effect.element.undoClipping(); |
|
609 } |
|
610 }, arguments[1] || { })); |
|
611 }; |
|
612 |
|
613 Effect.SwitchOff = function(element) { |
|
614 element = $(element); |
|
615 var oldOpacity = element.getInlineOpacity(); |
|
616 return new Effect.Appear(element, Object.extend({ |
|
617 duration: 0.4, |
|
618 from: 0, |
|
619 transition: Effect.Transitions.flicker, |
|
620 afterFinishInternal: function(effect) { |
|
621 new Effect.Scale(effect.element, 1, { |
|
622 duration: 0.3, scaleFromCenter: true, |
|
623 scaleX: false, scaleContent: false, restoreAfterFinish: true, |
|
624 beforeSetup: function(effect) { |
|
625 effect.element.makePositioned().makeClipping(); |
|
626 }, |
|
627 afterFinishInternal: function(effect) { |
|
628 effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity}); |
|
629 } |
|
630 }) |
|
631 } |
|
632 }, arguments[1] || { })); |
|
633 }; |
|
634 |
|
635 Effect.DropOut = function(element) { |
|
636 element = $(element); |
|
637 var oldStyle = { |
|
638 top: element.getStyle('top'), |
|
639 left: element.getStyle('left'), |
|
640 opacity: element.getInlineOpacity() }; |
|
641 return new Effect.Parallel( |
|
642 [ new Effect.Move(element, {x: 0, y: 100, sync: true }), |
|
643 new Effect.Opacity(element, { sync: true, to: 0.0 }) ], |
|
644 Object.extend( |
|
645 { duration: 0.5, |
|
646 beforeSetup: function(effect) { |
|
647 effect.effects[0].element.makePositioned(); |
|
648 }, |
|
649 afterFinishInternal: function(effect) { |
|
650 effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle); |
|
651 } |
|
652 }, arguments[1] || { })); |
|
653 }; |
|
654 |
|
655 Effect.Shake = function(element) { |
|
656 element = $(element); |
|
657 var options = Object.extend({ |
|
658 distance: 20, |
|
659 duration: 0.5 |
|
660 }, arguments[1] || {}); |
|
661 var distance = parseFloat(options.distance); |
|
662 var split = parseFloat(options.duration) / 10.0; |
|
663 var oldStyle = { |
|
664 top: element.getStyle('top'), |
|
665 left: element.getStyle('left') }; |
|
666 return new Effect.Move(element, |
|
667 { x: distance, y: 0, duration: split, afterFinishInternal: function(effect) { |
|
668 new Effect.Move(effect.element, |
|
669 { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { |
|
670 new Effect.Move(effect.element, |
|
671 { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { |
|
672 new Effect.Move(effect.element, |
|
673 { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { |
|
674 new Effect.Move(effect.element, |
|
675 { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { |
|
676 new Effect.Move(effect.element, |
|
677 { x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) { |
|
678 effect.element.undoPositioned().setStyle(oldStyle); |
|
679 }}) }}) }}) }}) }}) }}); |
|
680 }; |
|
681 |
|
682 Effect.SlideDown = function(element) { |
|
683 element = $(element).cleanWhitespace(); |
|
684 // SlideDown need to have the content of the element wrapped in a container element with fixed height! |
|
685 var oldInnerBottom = element.down().getStyle('bottom'); |
|
686 var elementDimensions = element.getDimensions(); |
|
687 return new Effect.Scale(element, 100, Object.extend({ |
|
688 scaleContent: false, |
|
689 scaleX: false, |
|
690 scaleFrom: window.opera ? 0 : 1, |
|
691 scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, |
|
692 restoreAfterFinish: true, |
|
693 afterSetup: function(effect) { |
|
694 effect.element.makePositioned(); |
|
695 effect.element.down().makePositioned(); |
|
696 if (window.opera) effect.element.setStyle({top: ''}); |
|
697 effect.element.makeClipping().setStyle({height: '0px'}).show(); |
|
698 }, |
|
699 afterUpdateInternal: function(effect) { |
|
700 effect.element.down().setStyle({bottom: |
|
701 (effect.dims[0] - effect.element.clientHeight) + 'px' }); |
|
702 }, |
|
703 afterFinishInternal: function(effect) { |
|
704 effect.element.undoClipping().undoPositioned(); |
|
705 effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } |
|
706 }, arguments[1] || { }) |
|
707 ); |
|
708 }; |
|
709 |
|
710 Effect.SlideUp = function(element) { |
|
711 element = $(element).cleanWhitespace(); |
|
712 var oldInnerBottom = element.down().getStyle('bottom'); |
|
713 var elementDimensions = element.getDimensions(); |
|
714 return new Effect.Scale(element, window.opera ? 0 : 1, |
|
715 Object.extend({ scaleContent: false, |
|
716 scaleX: false, |
|
717 scaleMode: 'box', |
|
718 scaleFrom: 100, |
|
719 scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, |
|
720 restoreAfterFinish: true, |
|
721 afterSetup: function(effect) { |
|
722 effect.element.makePositioned(); |
|
723 effect.element.down().makePositioned(); |
|
724 if (window.opera) effect.element.setStyle({top: ''}); |
|
725 effect.element.makeClipping().show(); |
|
726 }, |
|
727 afterUpdateInternal: function(effect) { |
|
728 effect.element.down().setStyle({bottom: |
|
729 (effect.dims[0] - effect.element.clientHeight) + 'px' }); |
|
730 }, |
|
731 afterFinishInternal: function(effect) { |
|
732 effect.element.hide().undoClipping().undoPositioned(); |
|
733 effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); |
|
734 } |
|
735 }, arguments[1] || { }) |
|
736 ); |
|
737 }; |
|
738 |
|
739 // Bug in opera makes the TD containing this element expand for a instance after finish |
|
740 Effect.Squish = function(element) { |
|
741 return new Effect.Scale(element, window.opera ? 1 : 0, { |
|
742 restoreAfterFinish: true, |
|
743 beforeSetup: function(effect) { |
|
744 effect.element.makeClipping(); |
|
745 }, |
|
746 afterFinishInternal: function(effect) { |
|
747 effect.element.hide().undoClipping(); |
|
748 } |
|
749 }); |
|
750 }; |
|
751 |
|
752 Effect.Grow = function(element) { |
|
753 element = $(element); |
|
754 var options = Object.extend({ |
|
755 direction: 'center', |
|
756 moveTransition: Effect.Transitions.sinoidal, |
|
757 scaleTransition: Effect.Transitions.sinoidal, |
|
758 opacityTransition: Effect.Transitions.full |
|
759 }, arguments[1] || { }); |
|
760 var oldStyle = { |
|
761 top: element.style.top, |
|
762 left: element.style.left, |
|
763 height: element.style.height, |
|
764 width: element.style.width, |
|
765 opacity: element.getInlineOpacity() }; |
|
766 |
|
767 var dims = element.getDimensions(); |
|
768 var initialMoveX, initialMoveY; |
|
769 var moveX, moveY; |
|
770 |
|
771 switch (options.direction) { |
|
772 case 'top-left': |
|
773 initialMoveX = initialMoveY = moveX = moveY = 0; |
|
774 break; |
|
775 case 'top-right': |
|
776 initialMoveX = dims.width; |
|
777 initialMoveY = moveY = 0; |
|
778 moveX = -dims.width; |
|
779 break; |
|
780 case 'bottom-left': |
|
781 initialMoveX = moveX = 0; |
|
782 initialMoveY = dims.height; |
|
783 moveY = -dims.height; |
|
784 break; |
|
785 case 'bottom-right': |
|
786 initialMoveX = dims.width; |
|
787 initialMoveY = dims.height; |
|
788 moveX = -dims.width; |
|
789 moveY = -dims.height; |
|
790 break; |
|
791 case 'center': |
|
792 initialMoveX = dims.width / 2; |
|
793 initialMoveY = dims.height / 2; |
|
794 moveX = -dims.width / 2; |
|
795 moveY = -dims.height / 2; |
|
796 break; |
|
797 } |
|
798 |
|
799 return new Effect.Move(element, { |
|
800 x: initialMoveX, |
|
801 y: initialMoveY, |
|
802 duration: 0.01, |
|
803 beforeSetup: function(effect) { |
|
804 effect.element.hide().makeClipping().makePositioned(); |
|
805 }, |
|
806 afterFinishInternal: function(effect) { |
|
807 new Effect.Parallel( |
|
808 [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }), |
|
809 new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }), |
|
810 new Effect.Scale(effect.element, 100, { |
|
811 scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, |
|
812 sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true}) |
|
813 ], Object.extend({ |
|
814 beforeSetup: function(effect) { |
|
815 effect.effects[0].element.setStyle({height: '0px'}).show(); |
|
816 }, |
|
817 afterFinishInternal: function(effect) { |
|
818 effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle); |
|
819 } |
|
820 }, options) |
|
821 ) |
|
822 } |
|
823 }); |
|
824 }; |
|
825 |
|
826 Effect.Shrink = function(element) { |
|
827 element = $(element); |
|
828 var options = Object.extend({ |
|
829 direction: 'center', |
|
830 moveTransition: Effect.Transitions.sinoidal, |
|
831 scaleTransition: Effect.Transitions.sinoidal, |
|
832 opacityTransition: Effect.Transitions.none |
|
833 }, arguments[1] || { }); |
|
834 var oldStyle = { |
|
835 top: element.style.top, |
|
836 left: element.style.left, |
|
837 height: element.style.height, |
|
838 width: element.style.width, |
|
839 opacity: element.getInlineOpacity() }; |
|
840 |
|
841 var dims = element.getDimensions(); |
|
842 var moveX, moveY; |
|
843 |
|
844 switch (options.direction) { |
|
845 case 'top-left': |
|
846 moveX = moveY = 0; |
|
847 break; |
|
848 case 'top-right': |
|
849 moveX = dims.width; |
|
850 moveY = 0; |
|
851 break; |
|
852 case 'bottom-left': |
|
853 moveX = 0; |
|
854 moveY = dims.height; |
|
855 break; |
|
856 case 'bottom-right': |
|
857 moveX = dims.width; |
|
858 moveY = dims.height; |
|
859 break; |
|
860 case 'center': |
|
861 moveX = dims.width / 2; |
|
862 moveY = dims.height / 2; |
|
863 break; |
|
864 } |
|
865 |
|
866 return new Effect.Parallel( |
|
867 [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }), |
|
868 new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}), |
|
869 new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }) |
|
870 ], Object.extend({ |
|
871 beforeStartInternal: function(effect) { |
|
872 effect.effects[0].element.makePositioned().makeClipping(); |
|
873 }, |
|
874 afterFinishInternal: function(effect) { |
|
875 effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); } |
|
876 }, options) |
|
877 ); |
|
878 }; |
|
879 |
|
880 Effect.Pulsate = function(element) { |
|
881 element = $(element); |
|
882 var options = arguments[1] || { }; |
|
883 var oldOpacity = element.getInlineOpacity(); |
|
884 var transition = options.transition || Effect.Transitions.sinoidal; |
|
885 var reverser = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) }; |
|
886 reverser.bind(transition); |
|
887 return new Effect.Opacity(element, |
|
888 Object.extend(Object.extend({ duration: 2.0, from: 0, |
|
889 afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); } |
|
890 }, options), {transition: reverser})); |
|
891 }; |
|
892 |
|
893 Effect.Fold = function(element) { |
|
894 element = $(element); |
|
895 var oldStyle = { |
|
896 top: element.style.top, |
|
897 left: element.style.left, |
|
898 width: element.style.width, |
|
899 height: element.style.height }; |
|
900 element.makeClipping(); |
|
901 return new Effect.Scale(element, 5, Object.extend({ |
|
902 scaleContent: false, |
|
903 scaleX: false, |
|
904 afterFinishInternal: function(effect) { |
|
905 new Effect.Scale(element, 1, { |
|
906 scaleContent: false, |
|
907 scaleY: false, |
|
908 afterFinishInternal: function(effect) { |
|
909 effect.element.hide().undoClipping().setStyle(oldStyle); |
|
910 } }); |
|
911 }}, arguments[1] || { })); |
|
912 }; |
|
913 |
|
914 Effect.Morph = Class.create(Effect.Base, { |
|
915 initialize: function(element) { |
|
916 this.element = $(element); |
|
917 if (!this.element) throw(Effect._elementDoesNotExistError); |
|
918 var options = Object.extend({ |
|
919 style: { } |
|
920 }, arguments[1] || { }); |
|
921 |
|
922 if (!Object.isString(options.style)) this.style = $H(options.style); |
|
923 else { |
|
924 if (options.style.include(':')) |
|
925 this.style = options.style.parseStyle(); |
|
926 else { |
|
927 this.element.addClassName(options.style); |
|
928 this.style = $H(this.element.getStyles()); |
|
929 this.element.removeClassName(options.style); |
|
930 var css = this.element.getStyles(); |
|
931 this.style = this.style.reject(function(style) { |
|
932 return style.value == css[style.key]; |
|
933 }); |
|
934 options.afterFinishInternal = function(effect) { |
|
935 effect.element.addClassName(effect.options.style); |
|
936 effect.transforms.each(function(transform) { |
|
937 effect.element.style[transform.style] = ''; |
|
938 }); |
|
939 } |
|
940 } |
|
941 } |
|
942 this.start(options); |
|
943 }, |
|
944 |
|
945 setup: function(){ |
|
946 function parseColor(color){ |
|
947 if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff'; |
|
948 color = color.parseColor(); |
|
949 return $R(0,2).map(function(i){ |
|
950 return parseInt( color.slice(i*2+1,i*2+3), 16 ) |
|
951 }); |
|
952 } |
|
953 this.transforms = this.style.map(function(pair){ |
|
954 var property = pair[0], value = pair[1], unit = null; |
|
955 |
|
956 if (value.parseColor('#zzzzzz') != '#zzzzzz') { |
|
957 value = value.parseColor(); |
|
958 unit = 'color'; |
|
959 } else if (property == 'opacity') { |
|
960 value = parseFloat(value); |
|
961 if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) |
|
962 this.element.setStyle({zoom: 1}); |
|
963 } else if (Element.CSS_LENGTH.test(value)) { |
|
964 var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/); |
|
965 value = parseFloat(components[1]); |
|
966 unit = (components.length == 3) ? components[2] : null; |
|
967 } |
|
968 |
|
969 var originalValue = this.element.getStyle(property); |
|
970 return { |
|
971 style: property.camelize(), |
|
972 originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), |
|
973 targetValue: unit=='color' ? parseColor(value) : value, |
|
974 unit: unit |
|
975 }; |
|
976 }.bind(this)).reject(function(transform){ |
|
977 return ( |
|
978 (transform.originalValue == transform.targetValue) || |
|
979 ( |
|
980 transform.unit != 'color' && |
|
981 (isNaN(transform.originalValue) || isNaN(transform.targetValue)) |
|
982 ) |
|
983 ) |
|
984 }); |
|
985 }, |
|
986 update: function(position) { |
|
987 var style = { }, transform, i = this.transforms.length; |
|
988 while(i--) |
|
989 style[(transform = this.transforms[i]).style] = |
|
990 transform.unit=='color' ? '#'+ |
|
991 (Math.round(transform.originalValue[0]+ |
|
992 (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() + |
|
993 (Math.round(transform.originalValue[1]+ |
|
994 (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() + |
|
995 (Math.round(transform.originalValue[2]+ |
|
996 (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() : |
|
997 (transform.originalValue + |
|
998 (transform.targetValue - transform.originalValue) * position).toFixed(3) + |
|
999 (transform.unit === null ? '' : transform.unit); |
|
1000 this.element.setStyle(style, true); |
|
1001 } |
|
1002 }); |
|
1003 |
|
1004 Effect.Transform = Class.create({ |
|
1005 initialize: function(tracks){ |
|
1006 this.tracks = []; |
|
1007 this.options = arguments[1] || { }; |
|
1008 this.addTracks(tracks); |
|
1009 }, |
|
1010 addTracks: function(tracks){ |
|
1011 tracks.each(function(track){ |
|
1012 track = $H(track); |
|
1013 var data = track.values().first(); |
|
1014 this.tracks.push($H({ |
|
1015 ids: track.keys().first(), |
|
1016 effect: Effect.Morph, |
|
1017 options: { style: data } |
|
1018 })); |
|
1019 }.bind(this)); |
|
1020 return this; |
|
1021 }, |
|
1022 play: function(){ |
|
1023 return new Effect.Parallel( |
|
1024 this.tracks.map(function(track){ |
|
1025 var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options'); |
|
1026 var elements = [$(ids) || $$(ids)].flatten(); |
|
1027 return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) }); |
|
1028 }).flatten(), |
|
1029 this.options |
|
1030 ); |
|
1031 } |
|
1032 }); |
|
1033 |
|
1034 Element.CSS_PROPERTIES = $w( |
|
1035 'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + |
|
1036 'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' + |
|
1037 'borderRightColor borderRightStyle borderRightWidth borderSpacing ' + |
|
1038 'borderTopColor borderTopStyle borderTopWidth bottom clip color ' + |
|
1039 'fontSize fontWeight height left letterSpacing lineHeight ' + |
|
1040 'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+ |
|
1041 'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' + |
|
1042 'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' + |
|
1043 'right textIndent top width wordSpacing zIndex'); |
|
1044 |
|
1045 Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/; |
|
1046 |
|
1047 String.__parseStyleElement = document.createElement('div'); |
|
1048 String.prototype.parseStyle = function(){ |
|
1049 var style, styleRules = $H(); |
|
1050 if (Prototype.Browser.WebKit) |
|
1051 style = new Element('div',{style:this}).style; |
|
1052 else { |
|
1053 String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>'; |
|
1054 style = String.__parseStyleElement.childNodes[0].style; |
|
1055 } |
|
1056 |
|
1057 Element.CSS_PROPERTIES.each(function(property){ |
|
1058 if (style[property]) styleRules.set(property, style[property]); |
|
1059 }); |
|
1060 |
|
1061 if (Prototype.Browser.IE && this.include('opacity')) |
|
1062 styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]); |
|
1063 |
|
1064 return styleRules; |
|
1065 }; |
|
1066 |
|
1067 if (document.defaultView && document.defaultView.getComputedStyle) { |
|
1068 Element.getStyles = function(element) { |
|
1069 var css = document.defaultView.getComputedStyle($(element), null); |
|
1070 return Element.CSS_PROPERTIES.inject({ }, function(styles, property) { |
|
1071 styles[property] = css[property]; |
|
1072 return styles; |
|
1073 }); |
|
1074 }; |
|
1075 } else { |
|
1076 Element.getStyles = function(element) { |
|
1077 element = $(element); |
|
1078 var css = element.currentStyle, styles; |
|
1079 styles = Element.CSS_PROPERTIES.inject({ }, function(results, property) { |
|
1080 results[property] = css[property]; |
|
1081 return results; |
|
1082 }); |
|
1083 if (!styles.opacity) styles.opacity = element.getOpacity(); |
|
1084 return styles; |
|
1085 }; |
|
1086 }; |
|
1087 |
|
1088 Effect.Methods = { |
|
1089 morph: function(element, style) { |
|
1090 element = $(element); |
|
1091 new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { })); |
|
1092 return element; |
|
1093 }, |
|
1094 visualEffect: function(element, effect, options) { |
|
1095 element = $(element) |
|
1096 var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1); |
|
1097 new Effect[klass](element, options); |
|
1098 return element; |
|
1099 }, |
|
1100 highlight: function(element, options) { |
|
1101 element = $(element); |
|
1102 new Effect.Highlight(element, options); |
|
1103 return element; |
|
1104 } |
|
1105 }; |
|
1106 |
|
1107 $w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+ |
|
1108 'pulsate shake puff squish switchOff dropOut').each( |
|
1109 function(effect) { |
|
1110 Effect.Methods[effect] = function(element, options){ |
|
1111 element = $(element); |
|
1112 Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options); |
|
1113 return element; |
|
1114 } |
|
1115 } |
|
1116 ); |
|
1117 |
|
1118 $w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each( |
|
1119 function(f) { Effect.Methods[f] = Element[f]; } |
|
1120 ); |
|
1121 |
|
1122 Element.addMethods(Effect.Methods); |
|