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1 | // script.aculo.us effects.js v1.7.0, Fri Jan 19 19:16:36 CET 2007 |
2 | ||
3 | // Copyright (c) 2005, 2006 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) | |
4 | // Contributors: | |
5 | // Justin Palmer (http://encytemedia.com/) | |
6 | // Mark Pilgrim (http://diveintomark.org/) | |
7 | // Martin Bialasinki | |
8 | // | |
9 | // script.aculo.us is freely distributable under the terms of an MIT-style license. | |
10 | // For details, see the script.aculo.us web site: http://script.aculo.us/ | |
11 | ||
12 | // converts rgb() and #xxx to #xxxxxx format, | |
13 | // returns self (or first argument) if not convertable | |
14 | String.prototype.parseColor = function() { | |
15 | var color = '#'; | |
16 | if(this.slice(0,4) == 'rgb(') { | |
17 | var cols = this.slice(4,this.length-1).split(','); | |
18 | var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3); | |
19 | } else { | |
20 | if(this.slice(0,1) == '#') { | |
21 | if(this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); | |
22 | if(this.length==7) color = this.toLowerCase(); | |
23 | } | |
24 | } | |
25 | return(color.length==7 ? color : (arguments[0] || this)); | |
26 | } | |
27 | ||
28 | /*--------------------------------------------------------------------------*/ | |
29 | ||
30 | Element.collectTextNodes = function(element) { | |
31 | return $A($(element).childNodes).collect( function(node) { | |
32 | return (node.nodeType==3 ? node.nodeValue : | |
33 | (node.hasChildNodes() ? Element.collectTextNodes(node) : '')); | |
34 | }).flatten().join(''); | |
35 | } | |
36 | ||
37 | Element.collectTextNodesIgnoreClass = function(element, className) { | |
38 | return $A($(element).childNodes).collect( function(node) { | |
39 | return (node.nodeType==3 ? node.nodeValue : | |
40 | ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? | |
41 | Element.collectTextNodesIgnoreClass(node, className) : '')); | |
42 | }).flatten().join(''); | |
43 | } | |
44 | ||
45 | Element.setContentZoom = function(element, percent) { | |
46 | element = $(element); | |
47 | element.setStyle({fontSize: (percent/100) + 'em'}); | |
48 | if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); | |
49 | return element; | |
50 | } | |
51 | ||
52 | Element.getOpacity = function(element){ | |
53 | return $(element).getStyle('opacity'); | |
54 | } | |
55 | ||
56 | Element.setOpacity = function(element, value){ | |
57 | return $(element).setStyle({opacity:value}); | |
58 | } | |
59 | ||
60 | Element.getInlineOpacity = function(element){ | |
61 | return $(element).style.opacity || ''; | |
62 | } | |
63 | ||
64 | Element.forceRerendering = function(element) { | |
65 | try { | |
66 | element = $(element); | |
67 | var n = document.createTextNode(' '); | |
68 | element.appendChild(n); | |
69 | element.removeChild(n); | |
70 | } catch(e) { } | |
71 | }; | |
72 | ||
73 | /*--------------------------------------------------------------------------*/ | |
74 | ||
75 | Array.prototype.call = function() { | |
76 | var args = arguments; | |
77 | this.each(function(f){ f.apply(this, args) }); | |
78 | } | |
79 | ||
80 | /*--------------------------------------------------------------------------*/ | |
81 | ||
82 | var Effect = { | |
83 | _elementDoesNotExistError: { | |
84 | name: 'ElementDoesNotExistError', | |
85 | message: 'The specified DOM element does not exist, but is required for this effect to operate' | |
86 | }, | |
87 | tagifyText: function(element) { | |
88 | if(typeof Builder == 'undefined') | |
89 | throw("Effect.tagifyText requires including script.aculo.us' builder.js library"); | |
90 | ||
91 | var tagifyStyle = 'position:relative'; | |
92 | if(/MSIE/.test(navigator.userAgent) && !window.opera) tagifyStyle += ';zoom:1'; | |
93 | ||
94 | element = $(element); | |
95 | $A(element.childNodes).each( function(child) { | |
96 | if(child.nodeType==3) { | |
97 | child.nodeValue.toArray().each( function(character) { | |
98 | element.insertBefore( | |
99 | Builder.node('span',{style: tagifyStyle}, | |
100 | character == ' ' ? String.fromCharCode(160) : character), | |
101 | child); | |
102 | }); | |
103 | Element.remove(child); | |
104 | } | |
105 | }); | |
106 | }, | |
107 | multiple: function(element, effect) { | |
108 | var elements; | |
109 | if(((typeof element == 'object') || | |
110 | (typeof element == 'function')) && | |
111 | (element.length)) | |
112 | elements = element; | |
113 | else | |
114 | elements = $(element).childNodes; | |
115 | ||
116 | var options = Object.extend({ | |
117 | speed: 0.1, | |
118 | delay: 0.0 | |
119 | }, arguments[2] || {}); | |
120 | var masterDelay = options.delay; | |
121 | ||
122 | $A(elements).each( function(element, index) { | |
123 | new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay })); | |
124 | }); | |
125 | }, | |
126 | PAIRS: { | |
127 | 'slide': ['SlideDown','SlideUp'], | |
128 | 'blind': ['BlindDown','BlindUp'], | |
129 | 'appear': ['Appear','Fade'] | |
130 | }, | |
131 | toggle: function(element, effect) { | |
132 | element = $(element); | |
133 | effect = (effect || 'appear').toLowerCase(); | |
134 | var options = Object.extend({ | |
135 | queue: { position:'end', scope:(element.id || 'global'), limit: 1 } | |
136 | }, arguments[2] || {}); | |
137 | Effect[element.visible() ? | |
138 | Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options); | |
139 | } | |
140 | }; | |
141 | ||
142 | var Effect2 = Effect; // deprecated | |
143 | ||
144 | /* ------------- transitions ------------- */ | |
145 | ||
146 | Effect.Transitions = { | |
147 | linear: Prototype.K, | |
148 | sinoidal: function(pos) { | |
149 | return (-Math.cos(pos*Math.PI)/2) + 0.5; | |
150 | }, | |
151 | reverse: function(pos) { | |
152 | return 1-pos; | |
153 | }, | |
154 | flicker: function(pos) { | |
155 | return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; | |
156 | }, | |
157 | wobble: function(pos) { | |
158 | return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5; | |
159 | }, | |
160 | pulse: function(pos, pulses) { | |
161 | pulses = pulses || 5; | |
162 | return ( | |
163 | Math.round((pos % (1/pulses)) * pulses) == 0 ? | |
164 | ((pos * pulses * 2) - Math.floor(pos * pulses * 2)) : | |
165 | 1 - ((pos * pulses * 2) - Math.floor(pos * pulses * 2)) | |
166 | ); | |
167 | }, | |
168 | none: function(pos) { | |
169 | return 0; | |
170 | }, | |
171 | full: function(pos) { | |
172 | return 1; | |
173 | } | |
174 | }; | |
175 | ||
176 | /* ------------- core effects ------------- */ | |
177 | ||
178 | Effect.ScopedQueue = Class.create(); | |
179 | Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), { | |
180 | initialize: function() { | |
181 | this.effects = []; | |
182 | this.interval = null; | |
183 | }, | |
184 | _each: function(iterator) { | |
185 | this.effects._each(iterator); | |
186 | }, | |
187 | add: function(effect) { | |
188 | var timestamp = new Date().getTime(); | |
189 | ||
190 | var position = (typeof effect.options.queue == 'string') ? | |
191 | effect.options.queue : effect.options.queue.position; | |
192 | ||
193 | switch(position) { | |
194 | case 'front': | |
195 | // move unstarted effects after this effect | |
196 | this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) { | |
197 | e.startOn += effect.finishOn; | |
198 | e.finishOn += effect.finishOn; | |
199 | }); | |
200 | break; | |
201 | case 'with-last': | |
202 | timestamp = this.effects.pluck('startOn').max() || timestamp; | |
203 | break; | |
204 | case 'end': | |
205 | // start effect after last queued effect has finished | |
206 | timestamp = this.effects.pluck('finishOn').max() || timestamp; | |
207 | break; | |
208 | } | |
209 | ||
210 | effect.startOn += timestamp; | |
211 | effect.finishOn += timestamp; | |
212 | ||
213 | if(!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit)) | |
214 | this.effects.push(effect); | |
215 | ||
216 | if(!this.interval) | |
217 | this.interval = setInterval(this.loop.bind(this), 15); | |
218 | }, | |
219 | remove: function(effect) { | |
220 | this.effects = this.effects.reject(function(e) { return e==effect }); | |
221 | if(this.effects.length == 0) { | |
222 | clearInterval(this.interval); | |
223 | this.interval = null; | |
224 | } | |
225 | }, | |
226 | loop: function() { | |
227 | var timePos = new Date().getTime(); | |
228 | for(var i=0, len=this.effects.length;i<len;i++) | |
229 | if(this.effects[i]) this.effects[i].loop(timePos); | |
230 | } | |
231 | }); | |
232 | ||
233 | Effect.Queues = { | |
234 | instances: $H(), | |
235 | get: function(queueName) { | |
236 | if(typeof queueName != 'string') return queueName; | |
237 | ||
238 | if(!this.instances[queueName]) | |
239 | this.instances[queueName] = new Effect.ScopedQueue(); | |
240 | ||
241 | return this.instances[queueName]; | |
242 | } | |
243 | } | |
244 | Effect.Queue = Effect.Queues.get('global'); | |
245 | ||
246 | Effect.DefaultOptions = { | |
247 | transition: Effect.Transitions.sinoidal, | |
248 | duration: 1.0, // seconds | |
249 | fps: 60.0, // max. 60fps due to Effect.Queue implementation | |
250 | sync: false, // true for combining | |
251 | from: 0.0, | |
252 | to: 1.0, | |
253 | delay: 0.0, | |
254 | queue: 'parallel' | |
255 | } | |
256 | ||
257 | Effect.Base = function() {}; | |
258 | Effect.Base.prototype = { | |
259 | position: null, | |
260 | start: function(options) { | |
261 | this.options = Object.extend(Object.extend({},Effect.DefaultOptions), options || {}); | |
262 | this.currentFrame = 0; | |
263 | this.state = 'idle'; | |
264 | this.startOn = this.options.delay*1000; | |
265 | this.finishOn = this.startOn + (this.options.duration*1000); | |
266 | this.event('beforeStart'); | |
267 | if(!this.options.sync) | |
268 | Effect.Queues.get(typeof this.options.queue == 'string' ? | |
269 | 'global' : this.options.queue.scope).add(this); | |
270 | }, | |
271 | loop: function(timePos) { | |
272 | if(timePos >= this.startOn) { | |
273 | if(timePos >= this.finishOn) { | |
274 | this.render(1.0); | |
275 | this.cancel(); | |
276 | this.event('beforeFinish'); | |
277 | if(this.finish) this.finish(); | |
278 | this.event('afterFinish'); | |
279 | return; | |
280 | } | |
281 | var pos = (timePos - this.startOn) / (this.finishOn - this.startOn); | |
282 | var frame = Math.round(pos * this.options.fps * this.options.duration); | |
283 | if(frame > this.currentFrame) { | |
284 | this.render(pos); | |
285 | this.currentFrame = frame; | |
286 | } | |
287 | } | |
288 | }, | |
289 | render: function(pos) { | |
290 | if(this.state == 'idle') { | |
291 | this.state = 'running'; | |
292 | this.event('beforeSetup'); | |
293 | if(this.setup) this.setup(); | |
294 | this.event('afterSetup'); | |
295 | } | |
296 | if(this.state == 'running') { | |
297 | if(this.options.transition) pos = this.options.transition(pos); | |
298 | pos *= (this.options.to-this.options.from); | |
299 | pos += this.options.from; | |
300 | this.position = pos; | |
301 | this.event('beforeUpdate'); | |
302 | if(this.update) this.update(pos); | |
303 | this.event('afterUpdate'); | |
304 | } | |
305 | }, | |
306 | cancel: function() { | |
307 | if(!this.options.sync) | |
308 | Effect.Queues.get(typeof this.options.queue == 'string' ? | |
309 | 'global' : this.options.queue.scope).remove(this); | |
310 | this.state = 'finished'; | |
311 | }, | |
312 | event: function(eventName) { | |
313 | if(this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); | |
314 | if(this.options[eventName]) this.options[eventName](this); | |
315 | }, | |
316 | inspect: function() { | |
317 | var data = $H(); | |
318 | for(property in this) | |
319 | if(typeof this[property] != 'function') data[property] = this[property]; | |
320 | return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>'; | |
321 | } | |
322 | } | |
323 | ||
324 | Effect.Parallel = Class.create(); | |
325 | Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), { | |
326 | initialize: function(effects) { | |
327 | this.effects = effects || []; | |
328 | this.start(arguments[1]); | |
329 | }, | |
330 | update: function(position) { | |
331 | this.effects.invoke('render', position); | |
332 | }, | |
333 | finish: function(position) { | |
334 | this.effects.each( function(effect) { | |
335 | effect.render(1.0); | |
336 | effect.cancel(); | |
337 | effect.event('beforeFinish'); | |
338 | if(effect.finish) effect.finish(position); | |
339 | effect.event('afterFinish'); | |
340 | }); | |
341 | } | |
342 | }); | |
343 | ||
344 | Effect.Event = Class.create(); | |
345 | Object.extend(Object.extend(Effect.Event.prototype, Effect.Base.prototype), { | |
346 | initialize: function() { | |
347 | var options = Object.extend({ | |
348 | duration: 0 | |
349 | }, arguments[0] || {}); | |
350 | this.start(options); | |
351 | }, | |
352 | update: Prototype.emptyFunction | |
353 | }); | |
354 | ||
355 | Effect.Opacity = Class.create(); | |
356 | Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), { | |
357 | initialize: function(element) { | |
358 | this.element = $(element); | |
359 | if(!this.element) throw(Effect._elementDoesNotExistError); | |
360 | // make this work on IE on elements without 'layout' | |
361 | if(/MSIE/.test(navigator.userAgent) && !window.opera && (!this.element.currentStyle.hasLayout)) | |
362 | this.element.setStyle({zoom: 1}); | |
363 | var options = Object.extend({ | |
364 | from: this.element.getOpacity() || 0.0, | |
365 | to: 1.0 | |
366 | }, arguments[1] || {}); | |
367 | this.start(options); | |
368 | }, | |
369 | update: function(position) { | |
370 | this.element.setOpacity(position); | |
371 | } | |
372 | }); | |
373 | ||
374 | Effect.Move = Class.create(); | |
375 | Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), { | |
376 | initialize: function(element) { | |
377 | this.element = $(element); | |
378 | if(!this.element) throw(Effect._elementDoesNotExistError); | |
379 | var options = Object.extend({ | |
380 | x: 0, | |
381 | y: 0, | |
382 | mode: 'relative' | |
383 | }, arguments[1] || {}); | |
384 | this.start(options); | |
385 | }, | |
386 | setup: function() { | |
387 | // Bug in Opera: Opera returns the "real" position of a static element or | |
388 | // relative element that does not have top/left explicitly set. | |
389 | // ==> Always set top and left for position relative elements in your stylesheets | |
390 | // (to 0 if you do not need them) | |
391 | this.element.makePositioned(); | |
392 | this.originalLeft = parseFloat(this.element.getStyle('left') || '0'); | |
393 | this.originalTop = parseFloat(this.element.getStyle('top') || '0'); | |
394 | if(this.options.mode == 'absolute') { | |
395 | // absolute movement, so we need to calc deltaX and deltaY | |
396 | this.options.x = this.options.x - this.originalLeft; | |
397 | this.options.y = this.options.y - this.originalTop; | |
398 | } | |
399 | }, | |
400 | update: function(position) { | |
401 | this.element.setStyle({ | |
402 | left: Math.round(this.options.x * position + this.originalLeft) + 'px', | |
403 | top: Math.round(this.options.y * position + this.originalTop) + 'px' | |
404 | }); | |
405 | } | |
406 | }); | |
407 | ||
408 | // for backwards compatibility | |
409 | Effect.MoveBy = function(element, toTop, toLeft) { | |
410 | return new Effect.Move(element, | |
411 | Object.extend({ x: toLeft, y: toTop }, arguments[3] || {})); | |
412 | }; | |
413 | ||
414 | Effect.Scale = Class.create(); | |
415 | Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), { | |
416 | initialize: function(element, percent) { | |
417 | this.element = $(element); | |
418 | if(!this.element) throw(Effect._elementDoesNotExistError); | |
419 | var options = Object.extend({ | |
420 | scaleX: true, | |
421 | scaleY: true, | |
422 | scaleContent: true, | |
423 | scaleFromCenter: false, | |
424 | scaleMode: 'box', // 'box' or 'contents' or {} with provided values | |
425 | scaleFrom: 100.0, | |
426 | scaleTo: percent | |
427 | }, arguments[2] || {}); | |
428 | this.start(options); | |
429 | }, | |
430 | setup: function() { | |
431 | this.restoreAfterFinish = this.options.restoreAfterFinish || false; | |
432 | this.elementPositioning = this.element.getStyle('position'); | |
433 | ||
434 | this.originalStyle = {}; | |
435 | ['top','left','width','height','fontSize'].each( function(k) { | |
436 | this.originalStyle[k] = this.element.style[k]; | |
437 | }.bind(this)); | |
438 | ||
439 | this.originalTop = this.element.offsetTop; | |
440 | this.originalLeft = this.element.offsetLeft; | |
441 | ||
442 | var fontSize = this.element.getStyle('font-size') || '100%'; | |
443 | ['em','px','%','pt'].each( function(fontSizeType) { | |
444 | if(fontSize.indexOf(fontSizeType)>0) { | |
445 | this.fontSize = parseFloat(fontSize); | |
446 | this.fontSizeType = fontSizeType; | |
447 | } | |
448 | }.bind(this)); | |
449 | ||
450 | this.factor = (this.options.scaleTo - this.options.scaleFrom)/100; | |
451 | ||
452 | this.dims = null; | |
453 | if(this.options.scaleMode=='box') | |
454 | this.dims = [this.element.offsetHeight, this.element.offsetWidth]; | |
455 | if(/^content/.test(this.options.scaleMode)) | |
456 | this.dims = [this.element.scrollHeight, this.element.scrollWidth]; | |
457 | if(!this.dims) | |
458 | this.dims = [this.options.scaleMode.originalHeight, | |
459 | this.options.scaleMode.originalWidth]; | |
460 | }, | |
461 | update: function(position) { | |
462 | var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position); | |
463 | if(this.options.scaleContent && this.fontSize) | |
464 | this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType }); | |
465 | this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale); | |
466 | }, | |
467 | finish: function(position) { | |
468 | if(this.restoreAfterFinish) this.element.setStyle(this.originalStyle); | |
469 | }, | |
470 | setDimensions: function(height, width) { | |
471 | var d = {}; | |
472 | if(this.options.scaleX) d.width = Math.round(width) + 'px'; | |
473 | if(this.options.scaleY) d.height = Math.round(height) + 'px'; | |
474 | if(this.options.scaleFromCenter) { | |
475 | var topd = (height - this.dims[0])/2; | |
476 | var leftd = (width - this.dims[1])/2; | |
477 | if(this.elementPositioning == 'absolute') { | |
478 | if(this.options.scaleY) d.top = this.originalTop-topd + 'px'; | |
479 | if(this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; | |
480 | } else { | |
481 | if(this.options.scaleY) d.top = -topd + 'px'; | |
482 | if(this.options.scaleX) d.left = -leftd + 'px'; | |
483 | } | |
484 | } | |
485 | this.element.setStyle(d); | |
486 | } | |
487 | }); | |
488 | ||
489 | Effect.Highlight = Class.create(); | |
490 | Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), { | |
491 | initialize: function(element) { | |
492 | this.element = $(element); | |
493 | if(!this.element) throw(Effect._elementDoesNotExistError); | |
494 | var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || {}); | |
495 | this.start(options); | |
496 | }, | |
497 | setup: function() { | |
498 | // Prevent executing on elements not in the layout flow | |
499 | if(this.element.getStyle('display')=='none') { this.cancel(); return; } | |
500 | // Disable background image during the effect | |
501 | this.oldStyle = {}; | |
502 | if (!this.options.keepBackgroundImage) { | |
503 | this.oldStyle.backgroundImage = this.element.getStyle('background-image'); | |
504 | this.element.setStyle({backgroundImage: 'none'}); | |
505 | } | |
506 | if(!this.options.endcolor) | |
507 | this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff'); | |
508 | if(!this.options.restorecolor) | |
509 | this.options.restorecolor = this.element.getStyle('background-color'); | |
510 | // init color calculations | |
511 | this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this)); | |
512 | 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)); | |
513 | }, | |
514 | update: function(position) { | |
515 | this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){ | |
516 | return m+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart()); }.bind(this)) }); | |
517 | }, | |
518 | finish: function() { | |
519 | this.element.setStyle(Object.extend(this.oldStyle, { | |
520 | backgroundColor: this.options.restorecolor | |
521 | })); | |
522 | } | |
523 | }); | |
524 | ||
525 | Effect.ScrollTo = Class.create(); | |
526 | Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), { | |
527 | initialize: function(element) { | |
528 | this.element = $(element); | |
529 | this.start(arguments[1] || {}); | |
530 | }, | |
531 | setup: function() { | |
532 | Position.prepare(); | |
533 | var offsets = Position.cumulativeOffset(this.element); | |
534 | if(this.options.offset) offsets[1] += this.options.offset; | |
535 | var max = window.innerHeight ? | |
536 | window.height - window.innerHeight : | |
537 | document.body.scrollHeight - | |
538 | (document.documentElement.clientHeight ? | |
539 | document.documentElement.clientHeight : document.body.clientHeight); | |
540 | this.scrollStart = Position.deltaY; | |
541 | this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart; | |
542 | }, | |
543 | update: function(position) { | |
544 | Position.prepare(); | |
545 | window.scrollTo(Position.deltaX, | |
546 | this.scrollStart + (position*this.delta)); | |
547 | } | |
548 | }); | |
549 | ||
550 | /* ------------- combination effects ------------- */ | |
551 | ||
552 | Effect.Fade = function(element) { | |
553 | element = $(element); | |
554 | var oldOpacity = element.getInlineOpacity(); | |
555 | var options = Object.extend({ | |
556 | from: element.getOpacity() || 1.0, | |
557 | to: 0.0, | |
558 | afterFinishInternal: function(effect) { | |
559 | if(effect.options.to!=0) return; | |
560 | effect.element.hide().setStyle({opacity: oldOpacity}); | |
561 | }}, arguments[1] || {}); | |
562 | return new Effect.Opacity(element,options); | |
563 | } | |
564 | ||
565 | Effect.Appear = function(element) { | |
566 | element = $(element); | |
567 | var options = Object.extend({ | |
568 | from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0), | |
569 | to: 1.0, | |
570 | // force Safari to render floated elements properly | |
571 | afterFinishInternal: function(effect) { | |
572 | effect.element.forceRerendering(); | |
573 | }, | |
574 | beforeSetup: function(effect) { | |
575 | effect.element.setOpacity(effect.options.from).show(); | |
576 | }}, arguments[1] || {}); | |
577 | return new Effect.Opacity(element,options); | |
578 | } | |
579 | ||
580 | Effect.Puff = function(element) { | |
581 | element = $(element); | |
582 | var oldStyle = { | |
583 | opacity: element.getInlineOpacity(), | |
584 | position: element.getStyle('position'), | |
585 | top: element.style.top, | |
586 | left: element.style.left, | |
587 | width: element.style.width, | |
588 | height: element.style.height | |
589 | }; | |
590 | return new Effect.Parallel( | |
591 | [ new Effect.Scale(element, 200, | |
592 | { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), | |
593 | new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], | |
594 | Object.extend({ duration: 1.0, | |
595 | beforeSetupInternal: function(effect) { | |
596 | Position.absolutize(effect.effects[0].element) | |
597 | }, | |
598 | afterFinishInternal: function(effect) { | |
599 | effect.effects[0].element.hide().setStyle(oldStyle); } | |
600 | }, arguments[1] || {}) | |
601 | ); | |
602 | } | |
603 | ||
604 | Effect.BlindUp = function(element) { | |
605 | element = $(element); | |
606 | element.makeClipping(); | |
607 | return new Effect.Scale(element, 0, | |
608 | Object.extend({ scaleContent: false, | |
609 | scaleX: false, | |
610 | restoreAfterFinish: true, | |
611 | afterFinishInternal: function(effect) { | |
612 | effect.element.hide().undoClipping(); | |
613 | } | |
614 | }, arguments[1] || {}) | |
615 | ); | |
616 | } | |
617 | ||
618 | Effect.BlindDown = function(element) { | |
619 | element = $(element); | |
620 | var elementDimensions = element.getDimensions(); | |
621 | return new Effect.Scale(element, 100, Object.extend({ | |
622 | scaleContent: false, | |
623 | scaleX: false, | |
624 | scaleFrom: 0, | |
625 | scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, | |
626 | restoreAfterFinish: true, | |
627 | afterSetup: function(effect) { | |
628 | effect.element.makeClipping().setStyle({height: '0px'}).show(); | |
629 | }, | |
630 | afterFinishInternal: function(effect) { | |
631 | effect.element.undoClipping(); | |
632 | } | |
633 | }, arguments[1] || {})); | |
634 | } | |
635 | ||
636 | Effect.SwitchOff = function(element) { | |
637 | element = $(element); | |
638 | var oldOpacity = element.getInlineOpacity(); | |
639 | return new Effect.Appear(element, Object.extend({ | |
640 | duration: 0.4, | |
641 | from: 0, | |
642 | transition: Effect.Transitions.flicker, | |
643 | afterFinishInternal: function(effect) { | |
644 | new Effect.Scale(effect.element, 1, { | |
645 | duration: 0.3, scaleFromCenter: true, | |
646 | scaleX: false, scaleContent: false, restoreAfterFinish: true, | |
647 | beforeSetup: function(effect) { | |
648 | effect.element.makePositioned().makeClipping(); | |
649 | }, | |
650 | afterFinishInternal: function(effect) { | |
651 | effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity}); | |
652 | } | |
653 | }) | |
654 | } | |
655 | }, arguments[1] || {})); | |
656 | } | |
657 | ||
658 | Effect.DropOut = function(element) { | |
659 | element = $(element); | |
660 | var oldStyle = { | |
661 | top: element.getStyle('top'), | |
662 | left: element.getStyle('left'), | |
663 | opacity: element.getInlineOpacity() }; | |
664 | return new Effect.Parallel( | |
665 | [ new Effect.Move(element, {x: 0, y: 100, sync: true }), | |
666 | new Effect.Opacity(element, { sync: true, to: 0.0 }) ], | |
667 | Object.extend( | |
668 | { duration: 0.5, | |
669 | beforeSetup: function(effect) { | |
670 | effect.effects[0].element.makePositioned(); | |
671 | }, | |
672 | afterFinishInternal: function(effect) { | |
673 | effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle); | |
674 | } | |
675 | }, arguments[1] || {})); | |
676 | } | |
677 | ||
678 | Effect.Shake = function(element) { | |
679 | element = $(element); | |
680 | var oldStyle = { | |
681 | top: element.getStyle('top'), | |
682 | left: element.getStyle('left') }; | |
683 | return new Effect.Move(element, | |
684 | { x: 20, y: 0, duration: 0.05, afterFinishInternal: function(effect) { | |
685 | new Effect.Move(effect.element, | |
686 | { x: -40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { | |
687 | new Effect.Move(effect.element, | |
688 | { x: 40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { | |
689 | new Effect.Move(effect.element, | |
690 | { x: -40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { | |
691 | new Effect.Move(effect.element, | |
692 | { x: 40, y: 0, duration: 0.1, afterFinishInternal: function(effect) { | |
693 | new Effect.Move(effect.element, | |
694 | { x: -20, y: 0, duration: 0.05, afterFinishInternal: function(effect) { | |
695 | effect.element.undoPositioned().setStyle(oldStyle); | |
696 | }}) }}) }}) }}) }}) }}); | |
697 | } | |
698 | ||
699 | Effect.SlideDown = function(element) { | |
700 | element = $(element).cleanWhitespace(); | |
701 | // SlideDown need to have the content of the element wrapped in a container element with fixed height! | |
702 | var oldInnerBottom = element.down().getStyle('bottom'); | |
703 | var elementDimensions = element.getDimensions(); | |
704 | return new Effect.Scale(element, 100, Object.extend({ | |
705 | scaleContent: false, | |
706 | scaleX: false, | |
707 | scaleFrom: window.opera ? 0 : 1, | |
708 | scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, | |
709 | restoreAfterFinish: true, | |
710 | afterSetup: function(effect) { | |
711 | effect.element.makePositioned(); | |
712 | effect.element.down().makePositioned(); | |
713 | if(window.opera) effect.element.setStyle({top: ''}); | |
714 | effect.element.makeClipping().setStyle({height: '0px'}).show(); | |
715 | }, | |
716 | afterUpdateInternal: function(effect) { | |
717 | effect.element.down().setStyle({bottom: | |
718 | (effect.dims[0] - effect.element.clientHeight) + 'px' }); | |
719 | }, | |
720 | afterFinishInternal: function(effect) { | |
721 | effect.element.undoClipping().undoPositioned(); | |
722 | effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } | |
723 | }, arguments[1] || {}) | |
724 | ); | |
725 | } | |
726 | ||
727 | Effect.SlideUp = function(element) { | |
728 | element = $(element).cleanWhitespace(); | |
729 | var oldInnerBottom = element.down().getStyle('bottom'); | |
730 | return new Effect.Scale(element, window.opera ? 0 : 1, | |
731 | Object.extend({ scaleContent: false, | |
732 | scaleX: false, | |
733 | scaleMode: 'box', | |
734 | scaleFrom: 100, | |
735 | restoreAfterFinish: true, | |
736 | beforeStartInternal: function(effect) { | |
737 | effect.element.makePositioned(); | |
738 | effect.element.down().makePositioned(); | |
739 | if(window.opera) effect.element.setStyle({top: ''}); | |
740 | effect.element.makeClipping().show(); | |
741 | }, | |
742 | afterUpdateInternal: function(effect) { | |
743 | effect.element.down().setStyle({bottom: | |
744 | (effect.dims[0] - effect.element.clientHeight) + 'px' }); | |
745 | }, | |
746 | afterFinishInternal: function(effect) { | |
747 | effect.element.hide().undoClipping().undoPositioned().setStyle({bottom: oldInnerBottom}); | |
748 | effect.element.down().undoPositioned(); | |
749 | } | |
750 | }, arguments[1] || {}) | |
751 | ); | |
752 | } | |
753 | ||
754 | // Bug in opera makes the TD containing this element expand for a instance after finish | |
755 | Effect.Squish = function(element) { | |
756 | return new Effect.Scale(element, window.opera ? 1 : 0, { | |
757 | restoreAfterFinish: true, | |
758 | beforeSetup: function(effect) { | |
759 | effect.element.makeClipping(); | |
760 | }, | |
761 | afterFinishInternal: function(effect) { | |
762 | effect.element.hide().undoClipping(); | |
763 | } | |
764 | }); | |
765 | } | |
766 | ||
767 | Effect.Grow = function(element) { | |
768 | element = $(element); | |
769 | var options = Object.extend({ | |
770 | direction: 'center', | |
771 | moveTransition: Effect.Transitions.sinoidal, | |
772 | scaleTransition: Effect.Transitions.sinoidal, | |
773 | opacityTransition: Effect.Transitions.full | |
774 | }, arguments[1] || {}); | |
775 | var oldStyle = { | |
776 | top: element.style.top, | |
777 | left: element.style.left, | |
778 | height: element.style.height, | |
779 | width: element.style.width, | |
780 | opacity: element.getInlineOpacity() }; | |
781 | ||
782 | var dims = element.getDimensions(); | |
783 | var initialMoveX, initialMoveY; | |
784 | var moveX, moveY; | |
785 | ||
786 | switch (options.direction) { | |
787 | case 'top-left': | |
788 | initialMoveX = initialMoveY = moveX = moveY = 0; | |
789 | break; | |
790 | case 'top-right': | |
791 | initialMoveX = dims.width; | |
792 | initialMoveY = moveY = 0; | |
793 | moveX = -dims.width; | |
794 | break; | |
795 | case 'bottom-left': | |
796 | initialMoveX = moveX = 0; | |
797 | initialMoveY = dims.height; | |
798 | moveY = -dims.height; | |
799 | break; | |
800 | case 'bottom-right': | |
801 | initialMoveX = dims.width; | |
802 | initialMoveY = dims.height; | |
803 | moveX = -dims.width; | |
804 | moveY = -dims.height; | |
805 | break; | |
806 | case 'center': | |
807 | initialMoveX = dims.width / 2; | |
808 | initialMoveY = dims.height / 2; | |
809 | moveX = -dims.width / 2; | |
810 | moveY = -dims.height / 2; | |
811 | break; | |
812 | } | |
813 | ||
814 | return new Effect.Move(element, { | |
815 | x: initialMoveX, | |
816 | y: initialMoveY, | |
817 | duration: 0.01, | |
818 | beforeSetup: function(effect) { | |
819 | effect.element.hide().makeClipping().makePositioned(); | |
820 | }, | |
821 | afterFinishInternal: function(effect) { | |
822 | new Effect.Parallel( | |
823 | [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }), | |
824 | new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }), | |
825 | new Effect.Scale(effect.element, 100, { | |
826 | scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, | |
827 | sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true}) | |
828 | ], Object.extend({ | |
829 | beforeSetup: function(effect) { | |
830 | effect.effects[0].element.setStyle({height: '0px'}).show(); | |
831 | }, | |
832 | afterFinishInternal: function(effect) { | |
833 | effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle); | |
834 | } | |
835 | }, options) | |
836 | ) | |
837 | } | |
838 | }); | |
839 | } | |
840 | ||
841 | Effect.Shrink = function(element) { | |
842 | element = $(element); | |
843 | var options = Object.extend({ | |
844 | direction: 'center', | |
845 | moveTransition: Effect.Transitions.sinoidal, | |
846 | scaleTransition: Effect.Transitions.sinoidal, | |
847 | opacityTransition: Effect.Transitions.none | |
848 | }, arguments[1] || {}); | |
849 | var oldStyle = { | |
850 | top: element.style.top, | |
851 | left: element.style.left, | |
852 | height: element.style.height, | |
853 | width: element.style.width, | |
854 | opacity: element.getInlineOpacity() }; | |
855 | ||
856 | var dims = element.getDimensions(); | |
857 | var moveX, moveY; | |
858 | ||
859 | switch (options.direction) { | |
860 | case 'top-left': | |
861 | moveX = moveY = 0; | |
862 | break; | |
863 | case 'top-right': | |
864 | moveX = dims.width; | |
865 | moveY = 0; | |
866 | break; | |
867 | case 'bottom-left': | |
868 | moveX = 0; | |
869 | moveY = dims.height; | |
870 | break; | |
871 | case 'bottom-right': | |
872 | moveX = dims.width; | |
873 | moveY = dims.height; | |
874 | break; | |
875 | case 'center': | |
876 | moveX = dims.width / 2; | |
877 | moveY = dims.height / 2; | |
878 | break; | |
879 | } | |
880 | ||
881 | return new Effect.Parallel( | |
882 | [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }), | |
883 | new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}), | |
884 | new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }) | |
885 | ], Object.extend({ | |
886 | beforeStartInternal: function(effect) { | |
887 | effect.effects[0].element.makePositioned().makeClipping(); | |
888 | }, | |
889 | afterFinishInternal: function(effect) { | |
890 | effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); } | |
891 | }, options) | |
892 | ); | |
893 | } | |
894 | ||
895 | Effect.Pulsate = function(element) { | |
896 | element = $(element); | |
897 | var options = arguments[1] || {}; | |
898 | var oldOpacity = element.getInlineOpacity(); | |
899 | var transition = options.transition || Effect.Transitions.sinoidal; | |
900 | var reverser = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) }; | |
901 | reverser.bind(transition); | |
902 | return new Effect.Opacity(element, | |
903 | Object.extend(Object.extend({ duration: 2.0, from: 0, | |
904 | afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); } | |
905 | }, options), {transition: reverser})); | |
906 | } | |
907 | ||
908 | Effect.Fold = function(element) { | |
909 | element = $(element); | |
910 | var oldStyle = { | |
911 | top: element.style.top, | |
912 | left: element.style.left, | |
913 | width: element.style.width, | |
914 | height: element.style.height }; | |
915 | element.makeClipping(); | |
916 | return new Effect.Scale(element, 5, Object.extend({ | |
917 | scaleContent: false, | |
918 | scaleX: false, | |
919 | afterFinishInternal: function(effect) { | |
920 | new Effect.Scale(element, 1, { | |
921 | scaleContent: false, | |
922 | scaleY: false, | |
923 | afterFinishInternal: function(effect) { | |
924 | effect.element.hide().undoClipping().setStyle(oldStyle); | |
925 | } }); | |
926 | }}, arguments[1] || {})); | |
927 | }; | |
928 | ||
929 | Effect.Morph = Class.create(); | |
930 | Object.extend(Object.extend(Effect.Morph.prototype, Effect.Base.prototype), { | |
931 | initialize: function(element) { | |
932 | this.element = $(element); | |
933 | if(!this.element) throw(Effect._elementDoesNotExistError); | |
934 | var options = Object.extend({ | |
935 | style: {} | |
936 | }, arguments[1] || {}); | |
937 | if (typeof options.style == 'string') { | |
938 | if(options.style.indexOf(':') == -1) { | |
939 | var cssText = '', selector = '.' + options.style; | |
940 | $A(document.styleSheets).reverse().each(function(styleSheet) { | |
941 | if (styleSheet.cssRules) cssRules = styleSheet.cssRules; | |
942 | else if (styleSheet.rules) cssRules = styleSheet.rules; | |
943 | $A(cssRules).reverse().each(function(rule) { | |
944 | if (selector == rule.selectorText) { | |
945 | cssText = rule.style.cssText; | |
946 | throw $break; | |
947 | } | |
948 | }); | |
949 | if (cssText) throw $break; | |
950 | }); | |
951 | this.style = cssText.parseStyle(); | |
952 | options.afterFinishInternal = function(effect){ | |
953 | effect.element.addClassName(effect.options.style); | |
954 | effect.transforms.each(function(transform) { | |
955 | if(transform.style != 'opacity') | |
956 | effect.element.style[transform.style.camelize()] = ''; | |
957 | }); | |
958 | } | |
959 | } else this.style = options.style.parseStyle(); | |
960 | } else this.style = $H(options.style) | |
961 | this.start(options); | |
962 | }, | |
963 | setup: function(){ | |
964 | function parseColor(color){ | |
965 | if(!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff'; | |
966 | color = color.parseColor(); | |
967 | return $R(0,2).map(function(i){ | |
968 | return parseInt( color.slice(i*2+1,i*2+3), 16 ) | |
969 | }); | |
970 | } | |
971 | this.transforms = this.style.map(function(pair){ | |
972 | var property = pair[0].underscore().dasherize(), value = pair[1], unit = null; | |
973 | ||
974 | if(value.parseColor('#zzzzzz') != '#zzzzzz') { | |
975 | value = value.parseColor(); | |
976 | unit = 'color'; | |
977 | } else if(property == 'opacity') { | |
978 | value = parseFloat(value); | |
979 | if(/MSIE/.test(navigator.userAgent) && !window.opera && (!this.element.currentStyle.hasLayout)) | |
980 | this.element.setStyle({zoom: 1}); | |
981 | } else if(Element.CSS_LENGTH.test(value)) | |
982 | var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/), | |
983 | value = parseFloat(components[1]), unit = (components.length == 3) ? components[2] : null; | |
984 | ||
985 | var originalValue = this.element.getStyle(property); | |
986 | return $H({ | |
987 | style: property, | |
988 | originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), | |
989 | targetValue: unit=='color' ? parseColor(value) : value, | |
990 | unit: unit | |
991 | }); | |
992 | }.bind(this)).reject(function(transform){ | |
993 | return ( | |
994 | (transform.originalValue == transform.targetValue) || | |
995 | ( | |
996 | transform.unit != 'color' && | |
997 | (isNaN(transform.originalValue) || isNaN(transform.targetValue)) | |
998 | ) | |
999 | ) | |
1000 | }); | |
1001 | }, | |
1002 | update: function(position) { | |
1003 | var style = $H(), value = null; | |
1004 | this.transforms.each(function(transform){ | |
1005 | value = transform.unit=='color' ? | |
1006 | $R(0,2).inject('#',function(m,v,i){ | |
1007 | return m+(Math.round(transform.originalValue[i]+ | |
1008 | (transform.targetValue[i] - transform.originalValue[i])*position)).toColorPart() }) : | |
1009 | transform.originalValue + Math.round( | |
1010 | ((transform.targetValue - transform.originalValue) * position) * 1000)/1000 + transform.unit; | |
1011 | style[transform.style] = value; | |
1012 | }); | |
1013 | this.element.setStyle(style); | |
1014 | } | |
1015 | }); | |
1016 | ||
1017 | Effect.Transform = Class.create(); | |
1018 | Object.extend(Effect.Transform.prototype, { | |
1019 | initialize: function(tracks){ | |
1020 | this.tracks = []; | |
1021 | this.options = arguments[1] || {}; | |
1022 | this.addTracks(tracks); | |
1023 | }, | |
1024 | addTracks: function(tracks){ | |
1025 | tracks.each(function(track){ | |
1026 | var data = $H(track).values().first(); | |
1027 | this.tracks.push($H({ | |
1028 | ids: $H(track).keys().first(), | |
1029 | effect: Effect.Morph, | |
1030 | options: { style: data } | |
1031 | })); | |
1032 | }.bind(this)); | |
1033 | return this; | |
1034 | }, | |
1035 | play: function(){ | |
1036 | return new Effect.Parallel( | |
1037 | this.tracks.map(function(track){ | |
1038 | var elements = [$(track.ids) || $$(track.ids)].flatten(); | |
1039 | return elements.map(function(e){ return new track.effect(e, Object.extend({ sync:true }, track.options)) }); | |
1040 | }).flatten(), | |
1041 | this.options | |
1042 | ); | |
1043 | } | |
1044 | }); | |
1045 | ||
1046 | Element.CSS_PROPERTIES = $w( | |
1047 | 'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + | |
1048 | 'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' + | |
1049 | 'borderRightColor borderRightStyle borderRightWidth borderSpacing ' + | |
1050 | 'borderTopColor borderTopStyle borderTopWidth bottom clip color ' + | |
1051 | 'fontSize fontWeight height left letterSpacing lineHeight ' + | |
1052 | 'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+ | |
1053 | 'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' + | |
1054 | 'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' + | |
1055 | 'right textIndent top width wordSpacing zIndex'); | |
1056 | ||
1057 | Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/; | |
1058 | ||
1059 | String.prototype.parseStyle = function(){ | |
1060 | var element = Element.extend(document.createElement('div')); | |
1061 | element.innerHTML = '<div style="' + this + '"></div>'; | |
1062 | var style = element.down().style, styleRules = $H(); | |
1063 | ||
1064 | Element.CSS_PROPERTIES.each(function(property){ | |
1065 | if(style[property]) styleRules[property] = style[property]; | |
1066 | }); | |
1067 | if(/MSIE/.test(navigator.userAgent) && !window.opera && this.indexOf('opacity') > -1) { | |
1068 | styleRules.opacity = this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]; | |
1069 | } | |
1070 | return styleRules; | |
1071 | }; | |
1072 | ||
1073 | Element.morph = function(element, style) { | |
1074 | new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || {})); | |
1075 | return element; | |
1076 | }; | |
1077 | ||
1078 | ['setOpacity','getOpacity','getInlineOpacity','forceRerendering','setContentZoom', | |
1079 | 'collectTextNodes','collectTextNodesIgnoreClass','morph'].each( | |
1080 | function(f) { Element.Methods[f] = Element[f]; } | |
1081 | ); | |
1082 | ||
1083 | Element.Methods.visualEffect = function(element, effect, options) { | |
1084 | s = effect.gsub(/_/, '-').camelize(); | |
1085 | effect_class = s.charAt(0).toUpperCase() + s.substring(1); | |
1086 | new Effect[effect_class](element, options); | |
1087 | return $(element); | |
1088 | }; | |
1089 | ||
1090 | Element.addMethods(); |