1
// script.aculo.us effects.js v1.8.1, Thu Jan 03 22:07:12 -0500 2008
3
// Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
5
// Justin Palmer (http://encytemedia.com/)
6
// Mark Pilgrim (http://diveintomark.org/)
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/
12
// converts rgb() and #xxx to #xxxxxx format,
13
// returns self (or first argument) if not convertable
14
String.prototype.parseColor = function() {
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);
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();
25
return (color.length==7 ? color : (arguments[0] || this));
28
/*--------------------------------------------------------------------------*/
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('');
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('');
45
Element.setContentZoom = function(element, percent) {
47
element.setStyle({fontSize: (percent/100) + 'em'});
48
if (Prototype.Browser.WebKit) window.scrollBy(0,0);
52
Element.getInlineOpacity = function(element){
53
return $(element).style.opacity || '';
56
Element.forceRerendering = function(element) {
59
var n = document.createTextNode(' ');
60
element.appendChild(n);
61
element.removeChild(n);
65
/*--------------------------------------------------------------------------*/
68
_elementDoesNotExistError: {
69
name: 'ElementDoesNotExistError',
70
message: 'The specified DOM element does not exist, but is required for this effect to operate'
74
sinoidal: function(pos) {
75
return (-Math.cos(pos*Math.PI)/2) + 0.5;
77
reverse: function(pos) {
80
flicker: function(pos) {
81
var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
82
return pos > 1 ? 1 : pos;
84
wobble: function(pos) {
85
return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
87
pulse: function(pos, pulses) {
90
((pos % (1/pulses)) * pulses).round() == 0 ?
91
((pos * pulses * 2) - (pos * pulses * 2).floor()) :
92
1 - ((pos * pulses * 2) - (pos * pulses * 2).floor())
95
spring: function(pos) {
96
return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6));
101
full: function(pos) {
106
duration: 1.0, // seconds
107
fps: 100, // 100= assume 66fps max.
108
sync: false, // true for combining
114
tagifyText: function(element) {
115
var tagifyStyle = 'position:relative';
116
if (Prototype.Browser.IE) tagifyStyle += ';zoom:1';
118
element = $(element);
119
$A(element.childNodes).each( function(child) {
120
if (child.nodeType==3) {
121
child.nodeValue.toArray().each( function(character) {
122
element.insertBefore(
123
new Element('span', {style: tagifyStyle}).update(
124
character == ' ' ? String.fromCharCode(160) : character),
127
Element.remove(child);
131
multiple: function(element, effect) {
133
if (((typeof element == 'object') ||
134
Object.isFunction(element)) &&
138
elements = $(element).childNodes;
140
var options = Object.extend({
143
}, arguments[2] || { });
144
var masterDelay = options.delay;
146
$A(elements).each( function(element, index) {
147
new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay }));
151
'slide': ['SlideDown','SlideUp'],
152
'blind': ['BlindDown','BlindUp'],
153
'appear': ['Appear','Fade']
155
toggle: function(element, effect) {
156
element = $(element);
157
effect = (effect || 'appear').toLowerCase();
158
var options = Object.extend({
159
queue: { position:'end', scope:(element.id || 'global'), limit: 1 }
160
}, arguments[2] || { });
161
Effect[element.visible() ?
162
Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options);
166
Effect.DefaultOptions.transition = Effect.Transitions.sinoidal;
168
/* ------------- core effects ------------- */
170
Effect.ScopedQueue = Class.create(Enumerable, {
171
initialize: function() {
173
this.interval = null;
175
_each: function(iterator) {
176
this.effects._each(iterator);
178
add: function(effect) {
179
var timestamp = new Date().getTime();
181
var position = Object.isString(effect.options.queue) ?
182
effect.options.queue : effect.options.queue.position;
186
// move unstarted effects after this effect
187
this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
188
e.startOn += effect.finishOn;
189
e.finishOn += effect.finishOn;
193
timestamp = this.effects.pluck('startOn').max() || timestamp;
196
// start effect after last queued effect has finished
197
timestamp = this.effects.pluck('finishOn').max() || timestamp;
201
effect.startOn += timestamp;
202
effect.finishOn += timestamp;
204
if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
205
this.effects.push(effect);
208
this.interval = setInterval(this.loop.bind(this), 15);
210
remove: function(effect) {
211
this.effects = this.effects.reject(function(e) { return e==effect });
212
if (this.effects.length == 0) {
213
clearInterval(this.interval);
214
this.interval = null;
218
var timePos = new Date().getTime();
219
for(var i=0, len=this.effects.length;i<len;i++)
220
this.effects[i] && this.effects[i].loop(timePos);
226
get: function(queueName) {
227
if (!Object.isString(queueName)) return queueName;
229
return this.instances.get(queueName) ||
230
this.instances.set(queueName, new Effect.ScopedQueue());
233
Effect.Queue = Effect.Queues.get('global');
235
Effect.Base = Class.create({
237
start: function(options) {
238
function codeForEvent(options,eventName){
240
(options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') +
241
(options[eventName] ? 'this.options.'+eventName+'(this);' : '')
244
if (options && options.transition === false) options.transition = Effect.Transitions.linear;
245
this.options = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { });
246
this.currentFrame = 0;
248
this.startOn = this.options.delay*1000;
249
this.finishOn = this.startOn+(this.options.duration*1000);
250
this.fromToDelta = this.options.to-this.options.from;
251
this.totalTime = this.finishOn-this.startOn;
252
this.totalFrames = this.options.fps*this.options.duration;
254
eval('this.render = function(pos){ '+
255
'if (this.state=="idle"){this.state="running";'+
256
codeForEvent(this.options,'beforeSetup')+
257
(this.setup ? 'this.setup();':'')+
258
codeForEvent(this.options,'afterSetup')+
259
'};if (this.state=="running"){'+
260
'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+
261
'this.position=pos;'+
262
codeForEvent(this.options,'beforeUpdate')+
263
(this.update ? 'this.update(pos);':'')+
264
codeForEvent(this.options,'afterUpdate')+
267
this.event('beforeStart');
268
if (!this.options.sync)
269
Effect.Queues.get(Object.isString(this.options.queue) ?
270
'global' : this.options.queue.scope).add(this);
272
loop: function(timePos) {
273
if (timePos >= this.startOn) {
274
if (timePos >= this.finishOn) {
277
this.event('beforeFinish');
278
if (this.finish) this.finish();
279
this.event('afterFinish');
282
var pos = (timePos - this.startOn) / this.totalTime,
283
frame = (pos * this.totalFrames).round();
284
if (frame > this.currentFrame) {
286
this.currentFrame = frame;
291
if (!this.options.sync)
292
Effect.Queues.get(Object.isString(this.options.queue) ?
293
'global' : this.options.queue.scope).remove(this);
294
this.state = 'finished';
296
event: function(eventName) {
297
if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
298
if (this.options[eventName]) this.options[eventName](this);
300
inspect: function() {
302
for(property in this)
303
if (!Object.isFunction(this[property])) data.set(property, this[property]);
304
return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>';
308
Effect.Parallel = Class.create(Effect.Base, {
309
initialize: function(effects) {
310
this.effects = effects || [];
311
this.start(arguments[1]);
313
update: function(position) {
314
this.effects.invoke('render', position);
316
finish: function(position) {
317
this.effects.each( function(effect) {
320
effect.event('beforeFinish');
321
if (effect.finish) effect.finish(position);
322
effect.event('afterFinish');
327
Effect.Tween = Class.create(Effect.Base, {
328
initialize: function(object, from, to) {
329
object = Object.isString(object) ? $(object) : object;
330
var args = $A(arguments), method = args.last(),
331
options = args.length == 5 ? args[3] : null;
332
this.method = Object.isFunction(method) ? method.bind(object) :
333
Object.isFunction(object[method]) ? object[method].bind(object) :
334
function(value) { object[method] = value };
335
this.start(Object.extend({ from: from, to: to }, options || { }));
337
update: function(position) {
338
this.method(position);
342
Effect.Event = Class.create(Effect.Base, {
343
initialize: function() {
344
this.start(Object.extend({ duration: 0 }, arguments[0] || { }));
346
update: Prototype.emptyFunction
349
Effect.Opacity = Class.create(Effect.Base, {
350
initialize: function(element) {
351
this.element = $(element);
352
if (!this.element) throw(Effect._elementDoesNotExistError);
353
// make this work on IE on elements without 'layout'
354
if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
355
this.element.setStyle({zoom: 1});
356
var options = Object.extend({
357
from: this.element.getOpacity() || 0.0,
359
}, arguments[1] || { });
362
update: function(position) {
363
this.element.setOpacity(position);
367
Effect.Move = Class.create(Effect.Base, {
368
initialize: function(element) {
369
this.element = $(element);
370
if (!this.element) throw(Effect._elementDoesNotExistError);
371
var options = Object.extend({
375
}, arguments[1] || { });
379
this.element.makePositioned();
380
this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
381
this.originalTop = parseFloat(this.element.getStyle('top') || '0');
382
if (this.options.mode == 'absolute') {
383
this.options.x = this.options.x - this.originalLeft;
384
this.options.y = this.options.y - this.originalTop;
387
update: function(position) {
388
this.element.setStyle({
389
left: (this.options.x * position + this.originalLeft).round() + 'px',
390
top: (this.options.y * position + this.originalTop).round() + 'px'
395
// for backwards compatibility
396
Effect.MoveBy = function(element, toTop, toLeft) {
397
return new Effect.Move(element,
398
Object.extend({ x: toLeft, y: toTop }, arguments[3] || { }));
401
Effect.Scale = Class.create(Effect.Base, {
402
initialize: function(element, percent) {
403
this.element = $(element);
404
if (!this.element) throw(Effect._elementDoesNotExistError);
405
var options = Object.extend({
409
scaleFromCenter: false,
410
scaleMode: 'box', // 'box' or 'contents' or { } with provided values
413
}, arguments[2] || { });
417
this.restoreAfterFinish = this.options.restoreAfterFinish || false;
418
this.elementPositioning = this.element.getStyle('position');
420
this.originalStyle = { };
421
['top','left','width','height','fontSize'].each( function(k) {
422
this.originalStyle[k] = this.element.style[k];
425
this.originalTop = this.element.offsetTop;
426
this.originalLeft = this.element.offsetLeft;
428
var fontSize = this.element.getStyle('font-size') || '100%';
429
['em','px','%','pt'].each( function(fontSizeType) {
430
if (fontSize.indexOf(fontSizeType)>0) {
431
this.fontSize = parseFloat(fontSize);
432
this.fontSizeType = fontSizeType;
436
this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
439
if (this.options.scaleMode=='box')
440
this.dims = [this.element.offsetHeight, this.element.offsetWidth];
441
if (/^content/.test(this.options.scaleMode))
442
this.dims = [this.element.scrollHeight, this.element.scrollWidth];
444
this.dims = [this.options.scaleMode.originalHeight,
445
this.options.scaleMode.originalWidth];
447
update: function(position) {
448
var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
449
if (this.options.scaleContent && this.fontSize)
450
this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType });
451
this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
453
finish: function(position) {
454
if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
456
setDimensions: function(height, width) {
458
if (this.options.scaleX) d.width = width.round() + 'px';
459
if (this.options.scaleY) d.height = height.round() + 'px';
460
if (this.options.scaleFromCenter) {
461
var topd = (height - this.dims[0])/2;
462
var leftd = (width - this.dims[1])/2;
463
if (this.elementPositioning == 'absolute') {
464
if (this.options.scaleY) d.top = this.originalTop-topd + 'px';
465
if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
467
if (this.options.scaleY) d.top = -topd + 'px';
468
if (this.options.scaleX) d.left = -leftd + 'px';
471
this.element.setStyle(d);
475
Effect.Highlight = Class.create(Effect.Base, {
476
initialize: function(element) {
477
this.element = $(element);
478
if (!this.element) throw(Effect._elementDoesNotExistError);
479
var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { });
483
// Prevent executing on elements not in the layout flow
484
if (this.element.getStyle('display')=='none') { this.cancel(); return; }
485
// Disable background image during the effect
487
if (!this.options.keepBackgroundImage) {
488
this.oldStyle.backgroundImage = this.element.getStyle('background-image');
489
this.element.setStyle({backgroundImage: 'none'});
491
if (!this.options.endcolor)
492
this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff');
493
if (!this.options.restorecolor)
494
this.options.restorecolor = this.element.getStyle('background-color');
495
// init color calculations
496
this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this));
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));
499
update: function(position) {
500
this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){
501
return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) });
504
this.element.setStyle(Object.extend(this.oldStyle, {
505
backgroundColor: this.options.restorecolor
510
Effect.ScrollTo = function(element) {
511
var options = arguments[1] || { },
512
scrollOffsets = document.viewport.getScrollOffsets(),
513
elementOffsets = $(element).cumulativeOffset(),
514
max = (window.height || document.body.scrollHeight) - document.viewport.getHeight();
516
if (options.offset) elementOffsets[1] += options.offset;
518
return new Effect.Tween(null,
520
elementOffsets[1] > max ? max : elementOffsets[1],
522
function(p){ scrollTo(scrollOffsets.left, p.round()) }
526
/* ------------- combination effects ------------- */
528
Effect.Fade = function(element) {
529
element = $(element);
530
var oldOpacity = element.getInlineOpacity();
531
var options = Object.extend({
532
from: element.getOpacity() || 1.0,
534
afterFinishInternal: function(effect) {
535
if (effect.options.to!=0) return;
536
effect.element.hide().setStyle({opacity: oldOpacity});
538
}, arguments[1] || { });
539
return new Effect.Opacity(element,options);
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),
547
// force Safari to render floated elements properly
548
afterFinishInternal: function(effect) {
549
effect.element.forceRerendering();
551
beforeSetup: function(effect) {
552
effect.element.setOpacity(effect.options.from).show();
553
}}, arguments[1] || { });
554
return new Effect.Opacity(element,options);
557
Effect.Puff = function(element) {
558
element = $(element);
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
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)
575
afterFinishInternal: function(effect) {
576
effect.effects[0].element.hide().setStyle(oldStyle); }
577
}, arguments[1] || { })
581
Effect.BlindUp = function(element) {
582
element = $(element);
583
element.makeClipping();
584
return new Effect.Scale(element, 0,
585
Object.extend({ scaleContent: false,
587
restoreAfterFinish: true,
588
afterFinishInternal: function(effect) {
589
effect.element.hide().undoClipping();
591
}, arguments[1] || { })
595
Effect.BlindDown = function(element) {
596
element = $(element);
597
var elementDimensions = element.getDimensions();
598
return new Effect.Scale(element, 100, Object.extend({
602
scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
603
restoreAfterFinish: true,
604
afterSetup: function(effect) {
605
effect.element.makeClipping().setStyle({height: '0px'}).show();
607
afterFinishInternal: function(effect) {
608
effect.element.undoClipping();
610
}, arguments[1] || { }));
613
Effect.SwitchOff = function(element) {
614
element = $(element);
615
var oldOpacity = element.getInlineOpacity();
616
return new Effect.Appear(element, Object.extend({
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();
627
afterFinishInternal: function(effect) {
628
effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity});
632
}, arguments[1] || { }));
635
Effect.DropOut = function(element) {
636
element = $(element);
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 }) ],
646
beforeSetup: function(effect) {
647
effect.effects[0].element.makePositioned();
649
afterFinishInternal: function(effect) {
650
effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle);
652
}, arguments[1] || { }));
655
Effect.Shake = function(element) {
656
element = $(element);
657
var options = Object.extend({
660
}, arguments[1] || {});
661
var distance = parseFloat(options.distance);
662
var split = parseFloat(options.duration) / 10.0;
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
}}) }}) }}) }}) }}) }});
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({
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();
699
afterUpdateInternal: function(effect) {
700
effect.element.down().setStyle({bottom:
701
(effect.dims[0] - effect.element.clientHeight) + 'px' });
703
afterFinishInternal: function(effect) {
704
effect.element.undoClipping().undoPositioned();
705
effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); }
706
}, arguments[1] || { })
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,
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();
727
afterUpdateInternal: function(effect) {
728
effect.element.down().setStyle({bottom:
729
(effect.dims[0] - effect.element.clientHeight) + 'px' });
731
afterFinishInternal: function(effect) {
732
effect.element.hide().undoClipping().undoPositioned();
733
effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom});
735
}, arguments[1] || { })
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();
746
afterFinishInternal: function(effect) {
747
effect.element.hide().undoClipping();
752
Effect.Grow = function(element) {
753
element = $(element);
754
var options = Object.extend({
756
moveTransition: Effect.Transitions.sinoidal,
757
scaleTransition: Effect.Transitions.sinoidal,
758
opacityTransition: Effect.Transitions.full
759
}, arguments[1] || { });
761
top: element.style.top,
762
left: element.style.left,
763
height: element.style.height,
764
width: element.style.width,
765
opacity: element.getInlineOpacity() };
767
var dims = element.getDimensions();
768
var initialMoveX, initialMoveY;
771
switch (options.direction) {
773
initialMoveX = initialMoveY = moveX = moveY = 0;
776
initialMoveX = dims.width;
777
initialMoveY = moveY = 0;
781
initialMoveX = moveX = 0;
782
initialMoveY = dims.height;
783
moveY = -dims.height;
786
initialMoveX = dims.width;
787
initialMoveY = dims.height;
789
moveY = -dims.height;
792
initialMoveX = dims.width / 2;
793
initialMoveY = dims.height / 2;
794
moveX = -dims.width / 2;
795
moveY = -dims.height / 2;
799
return new Effect.Move(element, {
803
beforeSetup: function(effect) {
804
effect.element.hide().makeClipping().makePositioned();
806
afterFinishInternal: function(effect) {
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})
814
beforeSetup: function(effect) {
815
effect.effects[0].element.setStyle({height: '0px'}).show();
817
afterFinishInternal: function(effect) {
818
effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle);
826
Effect.Shrink = function(element) {
827
element = $(element);
828
var options = Object.extend({
830
moveTransition: Effect.Transitions.sinoidal,
831
scaleTransition: Effect.Transitions.sinoidal,
832
opacityTransition: Effect.Transitions.none
833
}, arguments[1] || { });
835
top: element.style.top,
836
left: element.style.left,
837
height: element.style.height,
838
width: element.style.width,
839
opacity: element.getInlineOpacity() };
841
var dims = element.getDimensions();
844
switch (options.direction) {
861
moveX = dims.width / 2;
862
moveY = dims.height / 2;
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 })
871
beforeStartInternal: function(effect) {
872
effect.effects[0].element.makePositioned().makeClipping();
874
afterFinishInternal: function(effect) {
875
effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); }
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}));
893
Effect.Fold = function(element) {
894
element = $(element);
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({
904
afterFinishInternal: function(effect) {
905
new Effect.Scale(element, 1, {
908
afterFinishInternal: function(effect) {
909
effect.element.hide().undoClipping().setStyle(oldStyle);
911
}}, arguments[1] || { }));
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({
920
}, arguments[1] || { });
922
if (!Object.isString(options.style)) this.style = $H(options.style);
924
if (options.style.include(':'))
925
this.style = options.style.parseStyle();
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];
934
options.afterFinishInternal = function(effect) {
935
effect.element.addClassName(effect.options.style);
936
effect.transforms.each(function(transform) {
937
effect.element.style[transform.style] = '';
946
function parseColor(color){
947
if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff';
948
color = color.parseColor();
949
return $R(0,2).map(function(i){
950
return parseInt( color.slice(i*2+1,i*2+3), 16 )
953
this.transforms = this.style.map(function(pair){
954
var property = pair[0], value = pair[1], unit = null;
956
if (value.parseColor('#zzzzzz') != '#zzzzzz') {
957
value = value.parseColor();
959
} else if (property == 'opacity') {
960
value = parseFloat(value);
961
if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
962
this.element.setStyle({zoom: 1});
963
} else if (Element.CSS_LENGTH.test(value)) {
964
var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/);
965
value = parseFloat(components[1]);
966
unit = (components.length == 3) ? components[2] : null;
969
var originalValue = this.element.getStyle(property);
971
style: property.camelize(),
972
originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0),
973
targetValue: unit=='color' ? parseColor(value) : value,
976
}.bind(this)).reject(function(transform){
978
(transform.originalValue == transform.targetValue) ||
980
transform.unit != 'color' &&
981
(isNaN(transform.originalValue) || isNaN(transform.targetValue))
986
update: function(position) {
987
var style = { }, transform, i = this.transforms.length;
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);
1004
Effect.Transform = Class.create({
1005
initialize: function(tracks){
1007
this.options = arguments[1] || { };
1008
this.addTracks(tracks);
1010
addTracks: function(tracks){
1011
tracks.each(function(track){
1013
var data = track.values().first();
1014
this.tracks.push($H({
1015
ids: track.keys().first(),
1016
effect: Effect.Morph,
1017
options: { style: data }
1023
return new Effect.Parallel(
1024
this.tracks.map(function(track){
1025
var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options');
1026
var elements = [$(ids) || $$(ids)].flatten();
1027
return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) });
1034
Element.CSS_PROPERTIES = $w(
1035
'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' +
1036
'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' +
1037
'borderRightColor borderRightStyle borderRightWidth borderSpacing ' +
1038
'borderTopColor borderTopStyle borderTopWidth bottom clip color ' +
1039
'fontSize fontWeight height left letterSpacing lineHeight ' +
1040
'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+
1041
'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' +
1042
'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' +
1043
'right textIndent top width wordSpacing zIndex');
1045
Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;
1047
String.__parseStyleElement = document.createElement('div');
1048
String.prototype.parseStyle = function(){
1049
var style, styleRules = $H();
1050
if (Prototype.Browser.WebKit)
1051
style = new Element('div',{style:this}).style;
1053
String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>';
1054
style = String.__parseStyleElement.childNodes[0].style;
1057
Element.CSS_PROPERTIES.each(function(property){
1058
if (style[property]) styleRules.set(property, style[property]);
1061
if (Prototype.Browser.IE && this.include('opacity'))
1062
styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);
1067
if (document.defaultView && document.defaultView.getComputedStyle) {
1068
Element.getStyles = function(element) {
1069
var css = document.defaultView.getComputedStyle($(element), null);
1070
return Element.CSS_PROPERTIES.inject({ }, function(styles, property) {
1071
styles[property] = css[property];
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];
1083
if (!styles.opacity) styles.opacity = element.getOpacity();
1089
morph: function(element, style) {
1090
element = $(element);
1091
new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { }));
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);
1100
highlight: function(element, options) {
1101
element = $(element);
1102
new Effect.Highlight(element, options);
1107
$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+
1108
'pulsate shake puff squish switchOff dropOut').each(
1110
Effect.Methods[effect] = function(element, options){
1111
element = $(element);
1112
Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options);
1118
$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each(
1119
function(f) { Effect.Methods[f] = Element[f]; }
1122
Element.addMethods(Effect.Methods);