include/projax/js/effects.js
// script.aculo.us effects.js v1.6.4, Wed Sep 06 11:30:58 CEST 2006
// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// Contributors:
// Justin Palmer (http://encytemedia.com/)
// Mark Pilgrim (http://diveintomark.org/)
// Martin Bialasinki
//
// See scriptaculous.js for full license.
// converts rgb() and #xxx to #xxxxxx format,
// returns self (or first argument) if not convertable
String.prototype.parseColor = function () {
var color = '#';
if (this.slice(0, 4) == 'rgb(') {
var cols = this.slice(4, this.length - 1).split(',');
var i = 0;
do {
color += parseInt(cols[i]).toColorPart()
} while (++i < 3);
} else {
if (this.slice(0, 1) == '#') {
if (this.length == 4) for (var i = 1; i < 4; i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase();
if (this.length == 7) color = this.toLowerCase();
}
}
return (color.length == 7 ? color : (arguments[0] || this));
}
/*--------------------------------------------------------------------------*/
Element.collectTextNodes = function (element) {
return $A($(element).childNodes).collect(function (node) {
return (node.nodeType == 3 ? node.nodeValue :
(node.hasChildNodes() ? Element.collectTextNodes(node) : ''));
}).flatten().join('');
}
Element.collectTextNodesIgnoreClass = function (element, className) {
return $A($(element).childNodes).collect(function (node) {
return (node.nodeType == 3 ? node.nodeValue :
((node.hasChildNodes() && !Element.hasClassName(node, className)) ?
Element.collectTextNodesIgnoreClass(node, className) : ''));
}).flatten().join('');
}
Element.setContentZoom = function (element, percent) {
element = $(element);
Element.setStyle(element, {fontSize: (percent / 100) + 'em'});
if (navigator.appVersion.indexOf('AppleWebKit') > 0) window.scrollBy(0, 0);
}
Element.getOpacity = function (element) {
var opacity;
if (opacity = Element.getStyle(element, 'opacity'))
return parseFloat(opacity);
if (opacity = (Element.getStyle(element, 'filter') || '').match(/alpha\(opacity=(.*)\)/))
if (opacity[1]) return parseFloat(opacity[1]) / 100;
return 1.0;
}
Element.setOpacity = function (element, value) {
element = $(element);
if (value == 1) {
Element.setStyle(element, {
opacity: (/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ?
0.999999 : 1.0
});
if (/MSIE/.test(navigator.userAgent) && !window.opera)
Element.setStyle(element, {filter: Element.getStyle(element, 'filter').replace(/alpha\([^\)]*\)/gi, '')});
} else {
if (value < 0.00001) value = 0;
Element.setStyle(element, {opacity: value});
if (/MSIE/.test(navigator.userAgent) && !window.opera)
Element.setStyle(element,
{
filter: Element.getStyle(element, 'filter').replace(/alpha\([^\)]*\)/gi, '') +
'alpha(opacity=' + value * 100 + ')'
});
}
}
Element.getInlineOpacity = function (element) {
return $(element).style.opacity || '';
}
Element.childrenWithClassName = function (element, className, findFirst) {
var classNameRegExp = new RegExp("(^|\\s)" + className + "(\\s|$)");
var results = $A($(element).getElementsByTagName('*'))[findFirst ? 'detect' : 'select'](function (c) {
return (c.className && c.className.match(classNameRegExp));
});
if (!results) results = [];
return results;
}
Element.forceRerendering = function (element) {
try {
element = $(element);
var n = document.createTextNode(' ');
element.appendChild(n);
element.removeChild(n);
} catch (e) {
}
};
/*--------------------------------------------------------------------------*/
Array.prototype.call = function () {
var args = arguments;
this.each(function (f) {
f.apply(this, args)
});
}
/*--------------------------------------------------------------------------*/
var Effect = {
_elementDoesNotExistError: {
name: 'ElementDoesNotExistError',
message: 'The specified DOM element does not exist, but is required for this effect to operate'
},
tagifyText: function (element) {
if (typeof Builder == 'undefined')
throw("Effect.tagifyText requires including script.aculo.us' builder.js library");
var tagifyStyle = 'position:relative';
if (/MSIE/.test(navigator.userAgent) && !window.opera) tagifyStyle += ';zoom:1';
element = $(element);
$A(element.childNodes).each(function (child) {
if (child.nodeType == 3) {
child.nodeValue.toArray().each(function (character) {
element.insertBefore(
Builder.node('span', {style: tagifyStyle},
character == ' ' ? String.fromCharCode(160) : character),
child);
});
Element.remove(child);
}
});
},
multiple: function (element, effect) {
var elements;
if (((typeof element == 'object') ||
(typeof element == 'function')) &&
(element.length))
elements = element;
else
elements = $(element).childNodes;
var options = Object.extend({
speed: 0.1,
delay: 0.0
}, arguments[2] || {});
var masterDelay = options.delay;
$A(elements).each(function (element, index) {
new effect(element, Object.extend(options, {delay: index * options.speed + masterDelay}));
});
},
PAIRS: {
'slide': ['SlideDown', 'SlideUp'],
'blind': ['BlindDown', 'BlindUp'],
'appear': ['Appear', 'Fade']
},
toggle: function (element, effect) {
element = $(element);
effect = (effect || 'appear').toLowerCase();
var options = Object.extend({
queue: {position: 'end', scope: (element.id || 'global'), limit: 1}
}, arguments[2] || {});
Effect[element.visible() ?
Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options);
}
};
var Effect2 = Effect; // deprecated
/* ------------- transitions ------------- */
Effect.Transitions = {}
Effect.Transitions.linear = Prototype.K;
Effect.Transitions.sinoidal = function (pos) {
return (-Math.cos(pos * Math.PI) / 2) + 0.5;
}
Effect.Transitions.reverse = function (pos) {
return 1 - pos;
}
Effect.Transitions.flicker = function (pos) {
return ((-Math.cos(pos * Math.PI) / 4) + 0.75) + Math.random() / 4;
}
Effect.Transitions.wobble = function (pos) {
return (-Math.cos(pos * Math.PI * (9 * pos)) / 2) + 0.5;
}
Effect.Transitions.pulse = function (pos) {
return (Math.floor(pos * 10) % 2 == 0 ?
(pos * 10 - Math.floor(pos * 10)) : 1 - (pos * 10 - Math.floor(pos * 10)));
}
Effect.Transitions.none = function (pos) {
return 0;
}
Effect.Transitions.full = function (pos) {
return 1;
}
/* ------------- core effects ------------- */
Effect.ScopedQueue = Class.create();
Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), {
initialize: function () {
this.effects = [];
this.interval = null;
},
_each: function (iterator) {
this.effects._each(iterator);
},
add: function (effect) {
var timestamp = new Date().getTime();
var position = (typeof effect.options.queue == 'string') ?
effect.options.queue : effect.options.queue.position;
switch (position) {
case 'front':
// move unstarted effects after this effect
this.effects.findAll(function (e) {
return e.state == 'idle'
}).each(function (e) {
e.startOn += effect.finishOn;
e.finishOn += effect.finishOn;
});
break;
case 'end':
// start effect after last queued effect has finished
timestamp = this.effects.pluck('finishOn').max() || timestamp;
break;
}
effect.startOn += timestamp;
effect.finishOn += timestamp;
if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
this.effects.push(effect);
if (!this.interval)
this.interval = setInterval(this.loop.bind(this), 40);
},
remove: function (effect) {
this.effects = this.effects.reject(function (e) {
return e == effect
});
if (this.effects.length == 0) {
clearInterval(this.interval);
this.interval = null;
}
},
loop: function () {
var timePos = new Date().getTime();
this.effects.invoke('loop', timePos);
}
});
Effect.Queues = {
instances: $H(),
get: function (queueName) {
if (typeof queueName != 'string') return queueName;
if (!this.instances[queueName])
this.instances[queueName] = new Effect.ScopedQueue();
return this.instances[queueName];
}
}
Effect.Queue = Effect.Queues.get('global');
Effect.DefaultOptions = {
transition: Effect.Transitions.sinoidal,
duration: 1.0, // seconds
fps: 25.0, // max. 25fps due to Effect.Queue implementation
sync: false, // true for combining
from: 0.0,
to: 1.0,
delay: 0.0,
queue: 'parallel'
}
Effect.Base = function () {
};
Effect.Base.prototype = {
position: null,
start: function (options) {
this.options = Object.extend(Object.extend({}, Effect.DefaultOptions), options || {});
this.currentFrame = 0;
this.state = 'idle';
this.startOn = this.options.delay * 1000;
this.finishOn = this.startOn + (this.options.duration * 1000);
this.event('beforeStart');
if (!this.options.sync)
Effect.Queues.get(typeof this.options.queue == 'string' ?
'global' : this.options.queue.scope).add(this);
},
loop: function (timePos) {
if (timePos >= this.startOn) {
if (timePos >= this.finishOn) {
this.render(1.0);
this.cancel();
this.event('beforeFinish');
if (this.finish) this.finish();
this.event('afterFinish');
return;
}
var pos = (timePos - this.startOn) / (this.finishOn - this.startOn);
var frame = Math.round(pos * this.options.fps * this.options.duration);
if (frame > this.currentFrame) {
this.render(pos);
this.currentFrame = frame;
}
}
},
render: function (pos) {
if (this.state == 'idle') {
this.state = 'running';
this.event('beforeSetup');
if (this.setup) this.setup();
this.event('afterSetup');
}
if (this.state == 'running') {
if (this.options.transition) pos = this.options.transition(pos);
pos *= (this.options.to - this.options.from);
pos += this.options.from;
this.position = pos;
this.event('beforeUpdate');
if (this.update) this.update(pos);
this.event('afterUpdate');
}
},
cancel: function () {
if (!this.options.sync)
Effect.Queues.get(typeof this.options.queue == 'string' ?
'global' : this.options.queue.scope).remove(this);
this.state = 'finished';
},
event: function (eventName) {
if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
if (this.options[eventName]) this.options[eventName](this);
},
inspect: function () {
return '#<Effect:' + $H(this).inspect() + ',options:' + $H(this.options).inspect() + '>';
}
}
Effect.Parallel = Class.create();
Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), {
initialize: function (effects) {
this.effects = effects || [];
this.start(arguments[1]);
},
update: function (position) {
this.effects.invoke('render', position);
},
finish: function (position) {
this.effects.each(function (effect) {
effect.render(1.0);
effect.cancel();
effect.event('beforeFinish');
if (effect.finish) effect.finish(position);
effect.event('afterFinish');
});
}
});
Effect.Opacity = Class.create();
Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), {
initialize: function (element) {
this.element = $(element);
if (!this.element) throw(Effect._elementDoesNotExistError);
// make this work on IE on elements without 'layout'
if (/MSIE/.test(navigator.userAgent) && !window.opera && (!this.element.currentStyle.hasLayout))
this.element.setStyle({zoom: 1});
var options = Object.extend({
from: this.element.getOpacity() || 0.0,
to: 1.0
}, arguments[1] || {});
this.start(options);
},
update: function (position) {
this.element.setOpacity(position);
}
});
Effect.Move = Class.create();
Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), {
initialize: function (element) {
this.element = $(element);
if (!this.element) throw(Effect._elementDoesNotExistError);
var options = Object.extend({
x: 0,
y: 0,
mode: 'relative'
}, arguments[1] || {});
this.start(options);
},
setup: function () {
// Bug in Opera: Opera returns the "real" position of a static element or
// relative element that does not have top/left explicitly set.
// ==> Always set top and left for position relative elements in your stylesheets
// (to 0 if you do not need them)
this.element.makePositioned();
this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
this.originalTop = parseFloat(this.element.getStyle('top') || '0');
if (this.options.mode == 'absolute') {
// absolute movement, so we need to calc deltaX and deltaY
this.options.x = this.options.x - this.originalLeft;
this.options.y = this.options.y - this.originalTop;
}
},
update: function (position) {
this.element.setStyle({
left: Math.round(this.options.x * position + this.originalLeft) + 'px',
top: Math.round(this.options.y * position + this.originalTop) + 'px'
});
}
});
// for backwards compatibility
Effect.MoveBy = function (element, toTop, toLeft) {
return new Effect.Move(element,
Object.extend({x: toLeft, y: toTop}, arguments[3] || {}));
};
Effect.Scale = Class.create();
Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
initialize: function (element, percent) {
this.element = $(element);
if (!this.element) throw(Effect._elementDoesNotExistError);
var options = Object.extend({
scaleX: true,
scaleY: true,
scaleContent: true,
scaleFromCenter: false,
scaleMode: 'box', // 'box' or 'contents' or {} with provided values
scaleFrom: 100.0,
scaleTo: percent
}, arguments[2] || {});
this.start(options);
},
setup: function () {
this.restoreAfterFinish = this.options.restoreAfterFinish || false;
this.elementPositioning = this.element.getStyle('position');
this.originalStyle = {};
['top', 'left', 'width', 'height', 'fontSize'].each(function (k) {
this.originalStyle[k] = this.element.style[k];
}.bind(this));
this.originalTop = this.element.offsetTop;
this.originalLeft = this.element.offsetLeft;
var fontSize = this.element.getStyle('font-size') || '100%';
['em', 'px', '%', 'pt'].each(function (fontSizeType) {
if (fontSize.indexOf(fontSizeType) > 0) {
this.fontSize = parseFloat(fontSize);
this.fontSizeType = fontSizeType;
}
}.bind(this));
this.factor = (this.options.scaleTo - this.options.scaleFrom) / 100;
this.dims = null;
if (this.options.scaleMode == 'box')
this.dims = [this.element.offsetHeight, this.element.offsetWidth];
if (/^content/.test(this.options.scaleMode))
this.dims = [this.element.scrollHeight, this.element.scrollWidth];
if (!this.dims)
this.dims = [this.options.scaleMode.originalHeight,
this.options.scaleMode.originalWidth];
},
update: function (position) {
var currentScale = (this.options.scaleFrom / 100.0) + (this.factor * position);
if (this.options.scaleContent && this.fontSize)
this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType});
this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
},
finish: function (position) {
if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle);
},
setDimensions: function (height, width) {
var d = {};
if (this.options.scaleX) d.width = Math.round(width) + 'px';
if (this.options.scaleY) d.height = Math.round(height) + 'px';
if (this.options.scaleFromCenter) {
var topd = (height - this.dims[0]) / 2;
var leftd = (width - this.dims[1]) / 2;
if (this.elementPositioning == 'absolute') {
if (this.options.scaleY) d.top = this.originalTop - topd + 'px';
if (this.options.scaleX) d.left = this.originalLeft - leftd + 'px';
} else {
if (this.options.scaleY) d.top = -topd + 'px';
if (this.options.scaleX) d.left = -leftd + 'px';
}
}
this.element.setStyle(d);
}
});
Effect.Highlight = Class.create();
Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), {
initialize: function (element) {
this.element = $(element);
if (!this.element) throw(Effect._elementDoesNotExistError);
var options = Object.extend({startcolor: '#ffff99'}, arguments[1] || {});
this.start(options);
},
setup: function () {
// Prevent executing on elements not in the layout flow
if (this.element.getStyle('display') == 'none') {
this.cancel();
return;
}
// Disable background image during the effect
this.oldStyle = {
backgroundImage: this.element.getStyle('background-image')
};
this.element.setStyle({backgroundImage: 'none'});
if (!this.options.endcolor)
this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff');
if (!this.options.restorecolor)
this.options.restorecolor = this.element.getStyle('background-color');
// init color calculations
this._base = $R(0, 2).map(function (i) {
return parseInt(this.options.startcolor.slice(i * 2 + 1, i * 2 + 3), 16)
}.bind(this));
this._delta = $R(0, 2).map(function (i) {
return parseInt(this.options.endcolor.slice(i * 2 + 1, i * 2 + 3), 16) - this._base[i]
}.bind(this));
},
update: function (position) {
this.element.setStyle({
backgroundColor: $R(0, 2).inject('#', function (m, v, i) {
return m + (Math.round(this._base[i] + (this._delta[i] * position)).toColorPart());
}.bind(this))
});
},
finish: function () {
this.element.setStyle(Object.extend(this.oldStyle, {
backgroundColor: this.options.restorecolor
}));
}
});
Effect.ScrollTo = Class.create();
Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), {
initialize: function (element) {
this.element = $(element);
this.start(arguments[1] || {});
},
setup: function () {
Position.prepare();
var offsets = Position.cumulativeOffset(this.element);
if (this.options.offset) offsets[1] += this.options.offset;
var max = window.innerHeight ?
window.height - window.innerHeight :
document.body.scrollHeight -
(document.documentElement.clientHeight ?
document.documentElement.clientHeight : document.body.clientHeight);
this.scrollStart = Position.deltaY;
this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart;
},
update: function (position) {
Position.prepare();
window.scrollTo(Position.deltaX,
this.scrollStart + (position * this.delta));
}
});
/* ------------- combination effects ------------- */
Effect.Fade = function (element) {
element = $(element);
var oldOpacity = element.getInlineOpacity();
var options = Object.extend({
from: element.getOpacity() || 1.0,
to: 0.0,
afterFinishInternal: function (effect) {
if (effect.options.to != 0) return;
effect.element.hide();
effect.element.setStyle({opacity: oldOpacity});
}
}, arguments[1] || {});
return new Effect.Opacity(element, options);
}
Effect.Appear = function (element) {
element = $(element);
var options = Object.extend({
from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0),
to: 1.0,
// force Safari to render floated elements properly
afterFinishInternal: function (effect) {
effect.element.forceRerendering();
},
beforeSetup: function (effect) {
effect.element.setOpacity(effect.options.from);
effect.element.show();
}
}, arguments[1] || {});
return new Effect.Opacity(element, options);
}
Effect.Puff = function (element) {
element = $(element);
var oldStyle = {
opacity: element.getInlineOpacity(),
position: element.getStyle('position'),
top: element.style.top,
left: element.style.left,
width: element.style.width,
height: element.style.height
};
return new Effect.Parallel(
[new Effect.Scale(element, 200,
{sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true}),
new Effect.Opacity(element, {sync: true, to: 0.0})],
Object.extend({
duration: 1.0,
beforeSetupInternal: function (effect) {
Position.absolutize(effect.effects[0].element)
},
afterFinishInternal: function (effect) {
effect.effects[0].element.hide();
effect.effects[0].element.setStyle(oldStyle);
}
}, arguments[1] || {})
);
}
Effect.BlindUp = function (element) {
element = $(element);
element.makeClipping();
return new Effect.Scale(element, 0,
Object.extend({
scaleContent: false,
scaleX: false,
restoreAfterFinish: true,
afterFinishInternal: function (effect) {
effect.element.hide();
effect.element.undoClipping();
}
}, arguments[1] || {})
);
}
Effect.BlindDown = function (element) {
element = $(element);
var elementDimensions = element.getDimensions();
return new Effect.Scale(element, 100, Object.extend({
scaleContent: false,
scaleX: false,
scaleFrom: 0,
scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
restoreAfterFinish: true,
afterSetup: function (effect) {
effect.element.makeClipping();
effect.element.setStyle({height: '0px'});
effect.element.show();
},
afterFinishInternal: function (effect) {
effect.element.undoClipping();
}
}, arguments[1] || {}));
}
Effect.SwitchOff = function (element) {
element = $(element);
var oldOpacity = element.getInlineOpacity();
return new Effect.Appear(element, Object.extend({
duration: 0.4,
from: 0,
transition: Effect.Transitions.flicker,
afterFinishInternal: function (effect) {
new Effect.Scale(effect.element, 1, {
duration: 0.3, scaleFromCenter: true,
scaleX: false, scaleContent: false, restoreAfterFinish: true,
beforeSetup: function (effect) {
effect.element.makePositioned();
effect.element.makeClipping();
},
afterFinishInternal: function (effect) {
effect.element.hide();
effect.element.undoClipping();
effect.element.undoPositioned();
effect.element.setStyle({opacity: oldOpacity});
}
})
}
}, arguments[1] || {}));
}
Effect.DropOut = function (element) {
element = $(element);
var oldStyle = {
top: element.getStyle('top'),
left: element.getStyle('left'),
opacity: element.getInlineOpacity()
};
return new Effect.Parallel(
[new Effect.Move(element, {x: 0, y: 100, sync: true}),
new Effect.Opacity(element, {sync: true, to: 0.0})],
Object.extend(
{
duration: 0.5,
beforeSetup: function (effect) {
effect.effects[0].element.makePositioned();
},
afterFinishInternal: function (effect) {
effect.effects[0].element.hide();
effect.effects[0].element.undoPositioned();
effect.effects[0].element.setStyle(oldStyle);
}
}, arguments[1] || {}));
}
Effect.Shake = function (element) {
element = $(element);
var oldStyle = {
top: element.getStyle('top'),
left: element.getStyle('left')
};
return new Effect.Move(element,
{
x: 20, y: 0, duration: 0.05, afterFinishInternal: function (effect) {
new Effect.Move(effect.element,
{
x: -40, y: 0, duration: 0.1, afterFinishInternal: function (effect) {
new Effect.Move(effect.element,
{
x: 40, y: 0, duration: 0.1, afterFinishInternal: function (effect) {
new Effect.Move(effect.element,
{
x: -40, y: 0, duration: 0.1, afterFinishInternal: function (effect) {
new Effect.Move(effect.element,
{
x: 40, y: 0, duration: 0.1, afterFinishInternal: function (effect) {
new Effect.Move(effect.element,
{
x: -20,
y: 0,
duration: 0.05,
afterFinishInternal: function (effect) {
effect.element.undoPositioned();
effect.element.setStyle(oldStyle);
}
})
}
})
}
})
}
})
}
})
}
});
}
Effect.SlideDown = function (element) {
element = $(element);
element.cleanWhitespace();
// SlideDown need to have the content of the element wrapped in a container element with fixed height!
var oldInnerBottom = $(element.firstChild).getStyle('bottom');
var elementDimensions = element.getDimensions();
return new Effect.Scale(element, 100, Object.extend({
scaleContent: false,
scaleX: false,
scaleFrom: window.opera ? 0 : 1,
scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
restoreAfterFinish: true,
afterSetup: function (effect) {
effect.element.makePositioned();
effect.element.firstChild.makePositioned();
if (window.opera) effect.element.setStyle({top: ''});
effect.element.makeClipping();
effect.element.setStyle({height: '0px'});
effect.element.show();
},
afterUpdateInternal: function (effect) {
effect.element.firstChild.setStyle({
bottom: (effect.dims[0] - effect.element.clientHeight) + 'px'
});
},
afterFinishInternal: function (effect) {
effect.element.undoClipping();
// IE will crash if child is undoPositioned first
if (/MSIE/.test(navigator.userAgent) && !window.opera) {
effect.element.undoPositioned();
effect.element.firstChild.undoPositioned();
} else {
effect.element.firstChild.undoPositioned();
effect.element.undoPositioned();
}
effect.element.firstChild.setStyle({bottom: oldInnerBottom});
}
}, arguments[1] || {})
);
}
Effect.SlideUp = function (element) {
element = $(element);
element.cleanWhitespace();
var oldInnerBottom = $(element.firstChild).getStyle('bottom');
return new Effect.Scale(element, window.opera ? 0 : 1,
Object.extend({
scaleContent: false,
scaleX: false,
scaleMode: 'box',
scaleFrom: 100,
restoreAfterFinish: true,
beforeStartInternal: function (effect) {
effect.element.makePositioned();
effect.element.firstChild.makePositioned();
if (window.opera) effect.element.setStyle({top: ''});
effect.element.makeClipping();
effect.element.show();
},
afterUpdateInternal: function (effect) {
effect.element.firstChild.setStyle({
bottom: (effect.dims[0] - effect.element.clientHeight) + 'px'
});
},
afterFinishInternal: function (effect) {
effect.element.hide();
effect.element.undoClipping();
effect.element.firstChild.undoPositioned();
effect.element.undoPositioned();
effect.element.setStyle({bottom: oldInnerBottom});
}
}, arguments[1] || {})
);
}
// Bug in opera makes the TD containing this element expand for a instance after finish
Effect.Squish = function (element) {
return new Effect.Scale(element, window.opera ? 1 : 0,
{
restoreAfterFinish: true,
beforeSetup: function (effect) {
effect.element.makeClipping(effect.element);
},
afterFinishInternal: function (effect) {
effect.element.hide(effect.element);
effect.element.undoClipping(effect.element);
}
});
}
Effect.Grow = function (element) {
element = $(element);
var options = Object.extend({
direction: 'center',
moveTransition: Effect.Transitions.sinoidal,
scaleTransition: Effect.Transitions.sinoidal,
opacityTransition: Effect.Transitions.full
}, arguments[1] || {});
var oldStyle = {
top: element.style.top,
left: element.style.left,
height: element.style.height,
width: element.style.width,
opacity: element.getInlineOpacity()
};
var dims = element.getDimensions();
var initialMoveX, initialMoveY;
var moveX, moveY;
switch (options.direction) {
case 'top-left':
initialMoveX = initialMoveY = moveX = moveY = 0;
break;
case 'top-right':
initialMoveX = dims.width;
initialMoveY = moveY = 0;
moveX = -dims.width;
break;
case 'bottom-left':
initialMoveX = moveX = 0;
initialMoveY = dims.height;
moveY = -dims.height;
break;
case 'bottom-right':
initialMoveX = dims.width;
initialMoveY = dims.height;
moveX = -dims.width;
moveY = -dims.height;
break;
case 'center':
initialMoveX = dims.width / 2;
initialMoveY = dims.height / 2;
moveX = -dims.width / 2;
moveY = -dims.height / 2;
break;
}
return new Effect.Move(element, {
x: initialMoveX,
y: initialMoveY,
duration: 0.01,
beforeSetup: function (effect) {
effect.element.hide();
effect.element.makeClipping();
effect.element.makePositioned();
},
afterFinishInternal: function (effect) {
new Effect.Parallel(
[new Effect.Opacity(effect.element, {
sync: true,
to: 1.0,
from: 0.0,
transition: options.opacityTransition
}),
new Effect.Move(effect.element, {
x: moveX,
y: moveY,
sync: true,
transition: options.moveTransition
}),
new Effect.Scale(effect.element, 100, {
scaleMode: {originalHeight: dims.height, originalWidth: dims.width},
sync: true,
scaleFrom: window.opera ? 1 : 0,
transition: options.scaleTransition,
restoreAfterFinish: true
})
], Object.extend({
beforeSetup: function (effect) {
effect.effects[0].element.setStyle({height: '0px'});
effect.effects[0].element.show();
},
afterFinishInternal: function (effect) {
effect.effects[0].element.undoClipping();
effect.effects[0].element.undoPositioned();
effect.effects[0].element.setStyle(oldStyle);
}
}, options)
)
}
});
}
Effect.Shrink = function (element) {
element = $(element);
var options = Object.extend({
direction: 'center',
moveTransition: Effect.Transitions.sinoidal,
scaleTransition: Effect.Transitions.sinoidal,
opacityTransition: Effect.Transitions.none
}, arguments[1] || {});
var oldStyle = {
top: element.style.top,
left: element.style.left,
height: element.style.height,
width: element.style.width,
opacity: element.getInlineOpacity()
};
var dims = element.getDimensions();
var moveX, moveY;
switch (options.direction) {
case 'top-left':
moveX = moveY = 0;
break;
case 'top-right':
moveX = dims.width;
moveY = 0;
break;
case 'bottom-left':
moveX = 0;
moveY = dims.height;
break;
case 'bottom-right':
moveX = dims.width;
moveY = dims.height;
break;
case 'center':
moveX = dims.width / 2;
moveY = dims.height / 2;
break;
}
return new Effect.Parallel(
[new Effect.Opacity(element, {sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition}),
new Effect.Scale(element, window.opera ? 1 : 0, {
sync: true,
transition: options.scaleTransition,
restoreAfterFinish: true
}),
new Effect.Move(element, {x: moveX, y: moveY, sync: true, transition: options.moveTransition})
], Object.extend({
beforeStartInternal: function (effect) {
effect.effects[0].element.makePositioned();
effect.effects[0].element.makeClipping();
},
afterFinishInternal: function (effect) {
effect.effects[0].element.hide();
effect.effects[0].element.undoClipping();
effect.effects[0].element.undoPositioned();
effect.effects[0].element.setStyle(oldStyle);
}
}, options)
);
}
Effect.Pulsate = function (element) {
element = $(element);
var options = arguments[1] || {};
var oldOpacity = element.getInlineOpacity();
var transition = options.transition || Effect.Transitions.sinoidal;
var reverser = function (pos) {
return transition(1 - Effect.Transitions.pulse(pos))
};
reverser.bind(transition);
return new Effect.Opacity(element,
Object.extend(Object.extend({
duration: 3.0, from: 0,
afterFinishInternal: function (effect) {
effect.element.setStyle({opacity: oldOpacity});
}
}, options), {transition: reverser}));
}
Effect.Fold = function (element) {
element = $(element);
var oldStyle = {
top: element.style.top,
left: element.style.left,
width: element.style.width,
height: element.style.height
};
Element.makeClipping(element);
return new Effect.Scale(element, 5, Object.extend({
scaleContent: false,
scaleX: false,
afterFinishInternal: function (effect) {
new Effect.Scale(element, 1, {
scaleContent: false,
scaleY: false,
afterFinishInternal: function (effect) {
effect.element.hide();
effect.element.undoClipping();
effect.element.setStyle(oldStyle);
}
});
}
}, arguments[1] || {}));
};
['setOpacity', 'getOpacity', 'getInlineOpacity', 'forceRerendering', 'setContentZoom',
'collectTextNodes', 'collectTextNodesIgnoreClass', 'childrenWithClassName'].each(
function (f) {
Element.Methods[f] = Element[f];
}
);
Element.Methods.visualEffect = function (element, effect, options) {
s = effect.gsub(/_/, '-').camelize();
effect_class = s.charAt(0).toUpperCase() + s.substring(1);
new Effect[effect_class](element, options);
return $(element);
};
Element.addMethods();