static/components/transition.js
/*!
* # Semantic UI 1.12.3 - Transition
* http://github.com/semantic-org/semantic-ui/
*
*
* Copyright 2014 Contributors
* Released under the MIT license
* http://opensource.org/licenses/MIT
*
*/
;(function ( $, window, document, undefined ) {
"use strict";
$.fn.transition = function() {
var
$allModules = $(this),
moduleSelector = $allModules.selector || '',
time = new Date().getTime(),
performance = [],
moduleArguments = arguments,
query = moduleArguments[0],
queryArguments = [].slice.call(arguments, 1),
methodInvoked = (typeof query === 'string'),
requestAnimationFrame = window.requestAnimationFrame
|| window.mozRequestAnimationFrame
|| window.webkitRequestAnimationFrame
|| window.msRequestAnimationFrame
|| function(callback) { setTimeout(callback, 0); },
returnedValue
;
$allModules
.each(function(index) {
var
$module = $(this),
element = this,
// set at run time
settings,
instance,
error,
className,
metadata,
animationStart,
animationEnd,
animationName,
namespace,
moduleNamespace,
eventNamespace,
module
;
module = {
initialize: function() {
// get full settings
settings = module.get.settings.apply(element, moduleArguments);
// shorthand
className = settings.className;
error = settings.error;
metadata = settings.metadata;
// define namespace
eventNamespace = '.' + settings.namespace;
moduleNamespace = 'module-' + settings.namespace;
instance = $module.data(moduleNamespace) || module;
// get vendor specific events
animationEnd = module.get.animationEndEvent();
animationName = module.get.animationName();
animationStart = module.get.animationStartEvent();
if(methodInvoked) {
methodInvoked = module.invoke(query);
}
// method not invoked, lets run an animation
if(methodInvoked === false) {
module.verbose('Converted arguments into settings object', settings);
if(settings.interval) {
module.delay(settings.animate);
}
else {
module.animate();
}
module.instantiate();
}
},
instantiate: function() {
module.verbose('Storing instance of module', module);
instance = module;
$module
.data(moduleNamespace, instance)
;
},
destroy: function() {
module.verbose('Destroying previous module for', element);
$module
.removeData(moduleNamespace)
;
},
refresh: function() {
module.verbose('Refreshing display type on next animation');
delete module.displayType;
},
forceRepaint: function() {
module.verbose('Forcing element repaint');
var
$parentElement = $module.parent(),
$nextElement = $module.next()
;
if($nextElement.length === 0) {
$module.detach().appendTo($parentElement);
}
else {
$module.detach().insertBefore($nextElement);
}
},
repaint: function() {
module.verbose('Repainting element');
var
fakeAssignment = element.offsetWidth
;
},
delay: function(interval) {
var
isReverse = (settings.reverse === true),
shouldReverse = (settings.reverse == 'auto' && module.get.direction() == className.outward),
delay
;
interval = (typeof interval !== undefined)
? interval
: settings.interval
;
delay = (isReverse || shouldReverse)
? ($allModules.length - index) * settings.interval
: index * settings.interval
;
module.debug('Delaying animation by', delay);
setTimeout(module.animate, delay);
},
animate: function(overrideSettings) {
settings = overrideSettings || settings;
if(!module.is.supported()) {
module.error(error.support);
return false;
}
module.debug('Preparing animation', settings.animation);
if(module.is.animating()) {
if(settings.queue) {
if(!settings.allowRepeats && module.has.direction() && module.is.occurring() && module.queuing !== true) {
module.debug('Animation is currently occurring, preventing queueing same animation', settings.animation);
}
else {
module.queue(settings.animation);
}
return false;
}
else if(!settings.allowRepeats && module.is.occurring()) {
module.debug('Animation is already occurring, will not execute repeated animation', settings.animation);
return false;
}
else {
module.debug('New animation started, completing previous early', settings.animation);
module.complete();
}
}
if( module.can.animate() ) {
module.set.animating(settings.animation);
}
else {
module.error(error.noAnimation, settings.animation, element);
}
},
reset: function() {
module.debug('Resetting animation to beginning conditions');
module.remove.animationCallbacks();
module.restore.conditions();
module.remove.animating();
},
queue: function(animation) {
module.debug('Queueing animation of', animation);
module.queuing = true;
$module
.one(animationEnd + '.queue' + eventNamespace, function() {
module.queuing = false;
module.repaint();
module.animate.apply(this, settings);
})
;
},
complete: function (event) {
module.debug('Animation complete', settings.animation);
module.remove.completeCallback();
module.remove.failSafe();
if(!module.is.looping()) {
if( module.is.outward() ) {
module.verbose('Animation is outward, hiding element');
module.restore.conditions();
module.hide();
settings.onHide.call(this);
}
else if( module.is.inward() ) {
module.verbose('Animation is outward, showing element');
module.restore.conditions();
module.show();
settings.onShow.call(this);
}
else {
module.restore.conditions();
}
module.remove.animation();
module.remove.animating();
}
settings.onComplete.call(this);
},
has: {
direction: function(animation) {
var
hasDirection = false
;
animation = animation || settings.animation;
if(typeof animation === 'string') {
animation = animation.split(' ');
$.each(animation, function(index, word){
if(word === className.inward || word === className.outward) {
hasDirection = true;
}
});
}
return hasDirection;
},
inlineDisplay: function() {
var
style = $module.attr('style') || ''
;
return $.isArray(style.match(/display.*?;/, ''));
}
},
set: {
animating: function(animation) {
animation = animation || settings.animation;
if(!module.is.animating()) {
module.save.conditions();
}
module.remove.direction();
module.remove.completeCallback();
if(module.can.transition() && !module.has.direction()) {
module.set.direction();
}
module.remove.hidden();
module.set.display();
$module
.addClass(className.animating + ' ' + className.transition + ' ' + animation)
.addClass(animation)
.one(animationEnd + '.complete' + eventNamespace, module.complete)
;
if(settings.useFailSafe) {
module.add.failSafe();
}
module.set.duration(settings.duration);
settings.onStart.call(this);
module.debug('Starting tween', animation, $module.attr('class'));
},
duration: function(animationName, duration) {
duration = duration || settings.duration;
duration = (typeof duration == 'number')
? duration + 'ms'
: duration
;
if(duration || duration === 0) {
module.verbose('Setting animation duration', duration);
$module
.css({
'-webkit-animation-duration': duration,
'-moz-animation-duration': duration,
'-ms-animation-duration': duration,
'-o-animation-duration': duration,
'animation-duration': duration
})
;
}
},
display: function() {
var
style = module.get.style(),
displayType = module.get.displayType(),
overrideStyle = style + 'display: ' + displayType + ' !important;'
;
$module.css('display', '');
module.refresh();
if( $module.css('display') !== displayType ) {
module.verbose('Setting inline visibility to', displayType);
$module
.attr('style', overrideStyle)
;
}
},
direction: function() {
if($module.is(':visible') && !module.is.hidden()) {
module.debug('Automatically determining the direction of animation', 'Outward');
$module
.removeClass(className.inward)
.addClass(className.outward)
;
}
else {
module.debug('Automatically determining the direction of animation', 'Inward');
$module
.removeClass(className.outward)
.addClass(className.inward)
;
}
},
looping: function() {
module.debug('Transition set to loop');
$module
.addClass(className.looping)
;
},
hidden: function() {
if(!module.is.hidden()) {
$module
.addClass(className.transition)
.addClass(className.hidden)
;
}
if($module.css('display') !== 'none') {
module.verbose('Overriding default display to hide element');
$module
.css('display', 'none')
;
}
},
visible: function() {
$module
.addClass(className.transition)
.addClass(className.visible)
;
}
},
save: {
displayType: function(displayType) {
$module.data(metadata.displayType, displayType);
},
transitionExists: function(animation, exists) {
$.fn.transition.exists[animation] = exists;
module.verbose('Saving existence of transition', animation, exists);
},
conditions: function() {
var
clasName = $module.attr('class') || false,
style = $module.attr('style') || ''
;
$module.removeClass(settings.animation);
module.remove.direction();
module.cache = {
className : $module.attr('class'),
style : module.get.style()
};
module.verbose('Saving original attributes', module.cache);
}
},
restore: {
conditions: function() {
if(module.cache === undefined) {
return false;
}
if(module.cache.className) {
$module.attr('class', module.cache.className);
}
else {
$module.removeAttr('class');
}
if(module.cache.style) {
module.verbose('Restoring original style attribute', module.cache.style);
$module.attr('style', module.cache.style);
}
else {
module.verbose('Clearing style attribute');
$module.removeAttr('style');
}
module.verbose('Restoring original attributes', module.cache);
}
},
add: {
failSafe: function() {
var
duration = module.get.duration()
;
module.timer = setTimeout(function() {
$module.trigger(animationEnd);
}, duration + settings.failSafeDelay);
module.verbose('Adding fail safe timer', module.timer);
}
},
remove: {
animating: function() {
$module.removeClass(className.animating);
},
animation: function() {
$module
.css({
'-webkit-animation' : '',
'-moz-animation' : '',
'-ms-animation' : '',
'-o-animation' : '',
'animation' : ''
})
;
},
animationCallbacks: function() {
module.remove.queueCallback();
module.remove.completeCallback();
},
queueCallback: function() {
$module.off('.queue' + eventNamespace)
},
completeCallback: function() {
$module.off('.complete' + eventNamespace);
},
display: function() {
$module.css('display', '');
},
direction: function() {
$module
.removeClass(className.inward)
.removeClass(className.outward)
;
},
failSafe: function() {
module.verbose('Removing fail safe timer', module.timer);
if(module.timer) {
clearTimeout(module.timer);
}
},
hidden: function() {
$module.removeClass(className.hidden);
},
visible: function() {
$module.removeClass(className.visible);
},
looping: function() {
module.debug('Transitions are no longer looping');
if( module.is.looping() ) {
module.reset();
$module
.removeClass(className.looping)
;
}
},
transition: function() {
$module
.removeClass(className.visible)
.removeClass(className.hidden)
;
}
},
get: {
settings: function(animation, duration, onComplete) {
// single settings object
if(typeof animation == 'object') {
return $.extend(true, {}, $.fn.transition.settings, animation);
}
// all arguments provided
else if(typeof onComplete == 'function') {
return $.extend({}, $.fn.transition.settings, {
animation : animation,
onComplete : onComplete,
duration : duration
});
}
// only duration provided
else if(typeof duration == 'string' || typeof duration == 'number') {
return $.extend({}, $.fn.transition.settings, {
animation : animation,
duration : duration
});
}
// duration is actually settings object
else if(typeof duration == 'object') {
return $.extend({}, $.fn.transition.settings, duration, {
animation : animation
});
}
// duration is actually callback
else if(typeof duration == 'function') {
return $.extend({}, $.fn.transition.settings, {
animation : animation,
onComplete : duration
});
}
// only animation provided
else {
return $.extend({}, $.fn.transition.settings, {
animation : animation
});
}
return $.fn.transition.settings;
},
direction: function(animation) {
// quickest manually specified direction
animation = animation || settings.animation;
if(typeof animation === 'string') {
animation = animation.split(' ');
$.each(animation, function(index, word){
if(word === className.inward) {
return className.inward;
}
else if(word === className.outward) {
return className.outward;
}
});
}
// slower backup
if( !module.can.transition() ) {
return 'static';
}
if($module.is(':visible') && !module.is.hidden()) {
return className.outward;
}
else {
return className.inward;
}
},
duration: function(duration) {
duration = duration || settings.duration;
if(duration === false) {
duration = $module.css('animation-duration') || 0;
}
return (typeof duration === 'string')
? (duration.indexOf('ms') > -1)
? parseFloat(duration)
: parseFloat(duration) * 1000
: duration
;
},
displayType: function() {
if(settings.displayType) {
return settings.displayType;
}
if($module.data(metadata.displayType) === undefined) {
// create fake element to determine display state
module.can.transition(true);
}
return $module.data(metadata.displayType);
},
style: function() {
var
style = $module.attr('style') || ''
;
return style.replace(/display.*?;/, '');
},
transitionExists: function(animation) {
return $.fn.transition.exists[animation];
},
animationName: function() {
var
element = document.createElement('div'),
animations = {
'animation' :'animationName',
'OAnimation' :'oAnimationName',
'MozAnimation' :'mozAnimationName',
'WebkitAnimation' :'webkitAnimationName'
},
animation
;
for(animation in animations){
if( element.style[animation] !== undefined ){
return animations[animation];
}
}
return false;
},
animationStartEvent: function() {
var
element = document.createElement('div'),
animations = {
'animation' :'animationstart',
'OAnimation' :'oAnimationStart',
'MozAnimation' :'mozAnimationStart',
'WebkitAnimation' :'webkitAnimationStart'
},
animation
;
for(animation in animations){
if( element.style[animation] !== undefined ){
return animations[animation];
}
}
return false;
},
animationEndEvent: function() {
var
element = document.createElement('div'),
animations = {
'animation' :'animationend',
'OAnimation' :'oAnimationEnd',
'MozAnimation' :'mozAnimationEnd',
'WebkitAnimation' :'webkitAnimationEnd'
},
animation
;
for(animation in animations){
if( element.style[animation] !== undefined ){
return animations[animation];
}
}
return false;
}
},
can: {
transition: function(forced) {
var
elementClass = $module.attr('class'),
tagName = $module.prop('tagName'),
animation = settings.animation,
transitionExists = module.get.transitionExists(animation),
$clone,
currentAnimation,
inAnimation,
directionExists,
displayType
;
if( transitionExists === undefined || forced) {
module.verbose('Determining whether animation exists');
$clone = $('<' + tagName + ' />').addClass( elementClass ).insertAfter($module);
currentAnimation = $clone
.addClass(animation)
.removeClass(className.inward)
.removeClass(className.outward)
.addClass(className.animating)
.addClass(className.transition)
.css(animationName)
;
inAnimation = $clone
.addClass(className.inward)
.css(animationName)
;
displayType = $clone
.attr('class', elementClass)
.removeAttr('style')
.removeClass(className.hidden)
.removeClass(className.visible)
.show()
.css('display')
;
module.verbose('Determining final display state', displayType);
module.save.displayType(displayType);
$clone.remove();
if(currentAnimation != inAnimation) {
module.debug('Direction exists for animation', animation);
directionExists = true;
}
else if(currentAnimation == 'none' || !currentAnimation) {
module.debug('No animation defined in css', animation);
return;
}
else {
module.debug('Static animation found', animation, displayType);
directionExists = false;
}
module.save.transitionExists(animation, directionExists);
}
return (transitionExists !== undefined)
? transitionExists
: directionExists
;
},
animate: function() {
// can transition does not return a value if animation does not exist
return (module.can.transition() !== undefined);
}
},
is: {
animating: function() {
return $module.hasClass(className.animating);
},
inward: function() {
return $module.hasClass(className.inward);
},
outward: function() {
return $module.hasClass(className.outward);
},
looping: function() {
return $module.hasClass(className.looping);
},
occurring: function(animation) {
animation = animation || settings.animation;
animation = '.' + animation.replace(' ', '.');
return ( $module.filter(animation).length > 0 );
},
visible: function() {
return $module.is(':visible');
},
hidden: function() {
return $module.css('visibility') === 'hidden';
},
supported: function() {
return(animationName !== false && animationEnd !== false);
}
},
hide: function() {
module.verbose('Hiding element');
if( module.is.animating() ) {
module.reset();
}
module.remove.display();
module.remove.visible();
module.set.hidden();
module.repaint();
},
show: function(display) {
module.verbose('Showing element', display);
module.remove.hidden();
module.set.visible();
module.set.display();
module.repaint();
},
toggle: function() {
if( module.is.visible() ) {
module.hide();
}
else {
module.show();
}
},
stop: function() {
module.debug('Stopping current animation');
$module.trigger(animationEnd);
},
stopAll: function() {
module.debug('Stopping all animation');
module.remove.queueCallback();
$module.trigger(animationEnd);
},
clear: {
queue: function() {
module.debug('Clearing animation queue')
module.remove.queueCallback();
}
},
enable: function() {
module.verbose('Starting animation');
$module.removeClass(className.disabled);
},
disable: function() {
module.debug('Stopping animation');
$module.addClass(className.disabled);
},
setting: function(name, value) {
module.debug('Changing setting', name, value);
if( $.isPlainObject(name) ) {
$.extend(true, settings, name);
}
else if(value !== undefined) {
settings[name] = value;
}
else {
return settings[name];
}
},
internal: function(name, value) {
if( $.isPlainObject(name) ) {
$.extend(true, module, name);
}
else if(value !== undefined) {
module[name] = value;
}
else {
return module[name];
}
},
debug: function() {
if(settings.debug) {
if(settings.performance) {
module.performance.log(arguments);
}
else {
module.debug = Function.prototype.bind.call(console.info, console, settings.name + ':');
module.debug.apply(console, arguments);
}
}
},
verbose: function() {
if(settings.verbose && settings.debug) {
if(settings.performance) {
module.performance.log(arguments);
}
else {
module.verbose = Function.prototype.bind.call(console.info, console, settings.name + ':');
module.verbose.apply(console, arguments);
}
}
},
error: function() {
module.error = Function.prototype.bind.call(console.error, console, settings.name + ':');
module.error.apply(console, arguments);
},
performance: {
log: function(message) {
var
currentTime,
executionTime,
previousTime
;
if(settings.performance) {
currentTime = new Date().getTime();
previousTime = time || currentTime;
executionTime = currentTime - previousTime;
time = currentTime;
performance.push({
'Name' : message[0],
'Arguments' : [].slice.call(message, 1) || '',
'Element' : element,
'Execution Time' : executionTime
});
}
clearTimeout(module.performance.timer);
module.performance.timer = setTimeout(module.performance.display, 100);
},
display: function() {
var
title = settings.name + ':',
totalTime = 0
;
time = false;
clearTimeout(module.performance.timer);
$.each(performance, function(index, data) {
totalTime += data['Execution Time'];
});
title += ' ' + totalTime + 'ms';
if(moduleSelector) {
title += ' \'' + moduleSelector + '\'';
}
if($allModules.length > 1) {
title += ' ' + '(' + $allModules.length + ')';
}
if( (console.group !== undefined || console.table !== undefined) && performance.length > 0) {
console.groupCollapsed(title);
if(console.table) {
console.table(performance);
}
else {
$.each(performance, function(index, data) {
console.log(data['Name'] + ': ' + data['Execution Time']+'ms');
});
}
console.groupEnd();
}
performance = [];
}
},
// modified for transition to return invoke success
invoke: function(query, passedArguments, context) {
var
object = instance,
maxDepth,
found,
response
;
passedArguments = passedArguments || queryArguments;
context = element || context;
if(typeof query == 'string' && object !== undefined) {
query = query.split(/[\. ]/);
maxDepth = query.length - 1;
$.each(query, function(depth, value) {
var camelCaseValue = (depth != maxDepth)
? value + query[depth + 1].charAt(0).toUpperCase() + query[depth + 1].slice(1)
: query
;
if( $.isPlainObject( object[camelCaseValue] ) && (depth != maxDepth) ) {
object = object[camelCaseValue];
}
else if( object[camelCaseValue] !== undefined ) {
found = object[camelCaseValue];
return false;
}
else if( $.isPlainObject( object[value] ) && (depth != maxDepth) ) {
object = object[value];
}
else if( object[value] !== undefined ) {
found = object[value];
return false;
}
else {
return false;
}
});
}
if ( $.isFunction( found ) ) {
response = found.apply(context, passedArguments);
}
else if(found !== undefined) {
response = found;
}
if($.isArray(returnedValue)) {
returnedValue.push(response);
}
else if(returnedValue !== undefined) {
returnedValue = [returnedValue, response];
}
else if(response !== undefined) {
returnedValue = response;
}
return (found !== undefined)
? found
: false
;
}
};
module.initialize();
})
;
return (returnedValue !== undefined)
? returnedValue
: this
;
};
// Records if CSS transition is available
$.fn.transition.exists = {};
$.fn.transition.settings = {
// module info
name : 'Transition',
// debug content outputted to console
debug : false,
// verbose debug output
verbose : true,
// performance data output
performance : true,
// event namespace
namespace : 'transition',
// delay between animations in group
interval : 0,
// whether group animations should be reversed
reverse : 'auto',
// animation callback event
onStart : function() {},
onComplete : function() {},
onShow : function() {},
onHide : function() {},
// whether timeout should be used to ensure callback fires in cases animationend does not
useFailSafe : true,
// delay in ms for fail safe
failSafeDelay : 100,
// whether EXACT animation can occur twice in a row
allowRepeats : false,
// Override final display type on visible
displayType : false,
// animation duration
animation : 'fade',
duration : false,
// new animations will occur after previous ones
queue : true,
metadata : {
displayType: 'display'
},
className : {
animating : 'animating',
disabled : 'disabled',
hidden : 'hidden',
inward : 'in',
loading : 'loading',
looping : 'looping',
outward : 'out',
transition : 'transition',
visible : 'visible'
},
// possible errors
error: {
noAnimation : 'There is no css animation matching the one you specified.',
repeated : 'That animation is already occurring, cancelling repeated animation',
method : 'The method you called is not defined',
support : 'This browser does not support CSS animations'
}
};
})( jQuery, window , document );