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morphingButtons.js
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morphingButtons.js
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/**
* morphingTime.js
* @fileOverview An easy to use Morphing Overlay Buttons library
* @author Mark Christian D. Lopez <[email protected]><[email protected]>
*
* Based on Codrops uiMorphingButton_fixed.js v1.0.0
* http://www.codrops.com
* Licensed under the MIT license.
* http://www.opensource.org/licenses/mit-license.php
*/
;( function( window ) {
'use strict';
var transEndEventNames = {
'WebkitTransition': 'webkitTransitionEnd',
'MozTransition': 'transitionend',
'OTransition': 'oTransitionEnd',
'msTransition': 'MSTransitionEnd',
'transition': 'transitionend'
},
transEndEventName = transEndEventNames[ Modernizr.prefixed( 'transition' ) ],
support = { transitions : Modernizr.csstransitions };
function cloneElement(el, newId){
return $(el).clone().prop({ id: newId });
}
function cloneElementToNewParent(el, newParent, newId){
var clone = $(el).clone().prop({ id: newId });
$(newParent).append(clone);
}
function extend( a, b ) {
for( var key in b ) {
if( b.hasOwnProperty( key ) ) {
a[key] = b[key];
}
}
return a;
}
function UIMorphingButton( el, options ) {
console.log(el);
this.el = el;
$(el).data('isMorphing', '1');
this.options = extend( {}, this.options );
extend( this.options, options );
this._init();
}
UIMorphingButton.prototype.options = {
closeEl : '',
onBeforeOpen : function() { return false; },
onAfterOpen : function() { return false; },
onBeforeClose : function() { return false; },
onAfterClose : function() { return false; }
};
UIMorphingButton.prototype._init = function() {
// the button
this.button = this.el.querySelector( 'button' );
// state
this.expanded = false;
// content el
this.contentEl = this.el.querySelector( '.morph-content' );
// init events
this._initEvents();
};
UIMorphingButton.prototype._initEvents = function() {
var self = this;
// open
if($(this.el).hasClass('morphing-cloned')){
this.button.addEventListener( 'click', function() { self.toggleCloned(); } );
}else{
this.button.addEventListener( 'click', function() { self.toggle(); } );
}
// close
if( this.options.closeEl !== '' ) {
var closeEl = this.el.querySelector( this.options.closeEl );
if( closeEl ) {
if($(this.el).hasClass('morphing-cloned')){
closeEl.addEventListener( 'click', function() { self.toggleCloned(); } );
}else{
closeEl.addEventListener( 'click', function() { self.toggle(); } );
}
}
}
};
UIMorphingButton.prototype.toggle = function() {
if( this.isAnimating ) return false;
// callback
if( this.expanded ) {
this.options.onBeforeClose();
}
else {
// add class active (solves z-index problem when more than one button is in the page)
classie.addClass( this.el, 'active' );
//$(this.contentEl).width($(this.button).width());
//$(this.contentEl).height($(this.button).height());
this.options.onBeforeOpen();
}
this.isAnimating = true;
var self = this,
onEndTransitionFn = function( ev ) {
if( ev.target !== this ) return false;
if( support.transitions ) {
// open: first opacity then width/height/left/top
// close: first width/height/left/top then opacity
if( self.expanded && ev.propertyName !== 'opacity' || !self.expanded && ev.propertyName !== 'width' && ev.propertyName !== 'height' && ev.propertyName !== 'left' && ev.propertyName !== 'top' ) {
return false;
}
this.removeEventListener( transEndEventName, onEndTransitionFn );
}
self.isAnimating = false;
// callback
if( self.expanded ) {
// remove class active (after closing)
classie.removeClass( self.el, 'active' );
self.options.onAfterClose();
}
else {
self.options.onAfterOpen();
}
self.expanded = !self.expanded;
};
if( support.transitions ) {
this.contentEl.addEventListener( transEndEventName, onEndTransitionFn );
}
else {
onEndTransitionFn();
}
// set the left and top values of the contentEl (same like the button)
var buttonPos = this.button.getBoundingClientRect();
// need to reset
classie.addClass(this.contentEl, 'no-transition');
this.contentEl.style.left = 'auto';
this.contentEl.style.top = 'auto';
// add/remove class "open" to the button wraper
setTimeout( function() {
self.contentEl.style.left = buttonPos.left + 'px';
self.contentEl.style.top = buttonPos.top + 'px';
// self.contentEl.style.height = buttonPos.height + 'px';
// self.contentEl.style.width = buttonPos.width + 'px';
if( self.expanded ) {
classie.removeClass( self.contentEl, 'no-transition' );
classie.removeClass( self.el, 'open' );
}
else {
setTimeout( function() {
classie.removeClass( self.contentEl, 'no-transition' );
classie.addClass( self.el, 'open' );
}, 25 );
}
}, 25 );
};
UIMorphingButton.prototype.toggleCloned = function() {
if( this.isAnimating ) return false;
// callback
if (this.expanded) {
this.options.onBeforeClose();
}
else {
// Generate the clone to avoid the problems with stacking contexts.
$('#active-morph-button').remove();
var clone = cloneElement(this.el, 'active-morph-button');
clone.css('opacity', 0);
clone.css('z-index', 999999);
var el = $(this.el);
var originalPositionTop = el.offset().top - $(window).scrollTop();
var originalPositionLeft = el.find('button').offset().left - $(window).scrollLeft();
var originalWidth = el.find('button').outerWidth();
var originalHeight = el.find('button').outerHeight();
clone.css('top', originalPositionTop);
clone.css('left', originalPositionLeft);
clone.css('width', originalWidth);
clone.css('height', originalHeight);
clone.find('button').css('width', originalWidth);
clone.find('button').css('height', originalHeight);
clone.css('position', 'fixed');
$('body').append(clone);
clone.find('.morph-content').remove();
clone.append(this.contentEl);
var cloneContentEl = clone.find('.morph-content');
cloneContentEl.css('top', originalPositionTop);
cloneContentEl.css('left', originalPositionLeft);
cloneContentEl.css('width', originalWidth);
cloneContentEl.css('height', originalHeight);
cloneContentEl.css('padding', 0);
clone.find('button').css('color', 'transparent!important');
clone.css('opacity', 1);
this.clone = $(clone)[0];
this.cloneContentEl = $(cloneContentEl)[0];
// add class active (solves z-index problem when more than one button is in the page)
classie.addClass( this.clone, 'active' );
//$(this.contentEl).width($(this.button).width());
//$(this.contentEl).height($(this.button).height());
this.options.onBeforeOpen();
}
this.isAnimating = true;
var self = this,
onEndTransitionFn = function( ev ) {
if( ev.target !== this ) return false;
if( support.transitions ) {
// open: first opacity then width/height/left/top
// close: first width/height/left/top then opacity
if( self.expanded && ev.propertyName !== 'opacity' || !self.expanded && ev.propertyName !== 'width' && ev.propertyName !== 'height' && ev.propertyName !== 'left' && ev.propertyName !== 'top' ) {
return false;
}
this.removeEventListener( transEndEventName, onEndTransitionFn );
}
self.isAnimating = false;
// callback
if( self.expanded ) {
// remove class active (after closing)
classie.removeClass( self.clone, 'active' );
// remove clone
$(self.clone).hide();
self.options.onAfterClose();
}
else {
self.options.onAfterOpen();
}
self.expanded = !self.expanded;
};
$(cloneContentEl).find(this.options.closeEl).click(function() { console.log(self); self.toggleCloned(); } );
if( support.transitions ) {
console.log(this.cloneContentEl);
this.cloneContentEl.addEventListener( transEndEventName, onEndTransitionFn );
}
else {
onEndTransitionFn();
}
// set the left and top values of the contentEl (same like the button)
var buttonPos = this.button.getBoundingClientRect();
// need to reset
classie.addClass(this.cloneContentEl, 'no-transition');
this.contentEl.style.left = 'auto';
this.contentEl.style.top = 'auto';
// add/remove class "open" to the button wraper
setTimeout( function() {
self.contentEl.style.left = buttonPos.left + 'px';
self.contentEl.style.top = buttonPos.top + 'px';
// self.contentEl.style.height = buttonPos.height + 'px';
// self.contentEl.style.width = buttonPos.width + 'px';
if( self.expanded ) {
classie.removeClass( self.cloneContentEl, 'no-transition' );
classie.removeClass( self.clone, 'open' );
}
else {
setTimeout( function() {
classie.removeClass( self.cloneContentEl, 'no-transition' );
classie.addClass( self.clone, 'open' );
}, 25 );
}
}, 25 );
};
// add to global namespace
window.UIMorphingButton = UIMorphingButton;
})( window );
/**
* START
**/
(function () {
// trick to prevent scrolling when opening/closing button
function noScrollFn() {
window.scrollTo( scrollPosition ? scrollPosition.x : 0, scrollPosition ? scrollPosition.y : 0 );
}
function noScroll() {
window.removeEventListener( 'scroll', scrollHandler );
window.addEventListener( 'scroll', noScrollFn );
}
function scrollFn() {
window.addEventListener( 'scroll', scrollHandler );
}
function canScroll() {
window.removeEventListener( 'scroll', noScrollFn );
scrollFn();
}
function scrollHandler() {
if( !didScroll ) {
didScroll = true;
setTimeout( function() { scrollPage(); }, 60 );
}
}
function scrollPage() {
scrollPosition = { x : window.pageXOffset || docElem.scrollLeft, y : window.pageYOffset || docElem.scrollTop };
didScroll = false;
}
function handleStaticSize(){
$('.morph-content').each(function() {
$(this).css('width', $(this).parent().find('button').outerWidth());
$(this).css('height', $(this).parent().find('button').outerHeight());
});
}
function readyMorphButtons(){
$('.morph-button, .morph-content').hide();
scrollFn();
$('.morph-button').each(function(){
new UIMorphingButton($(this)[0], {
closeEl: '.icon-close',
onBeforeOpen: function () {
// don't allow to scroll
noScroll();
},
onAfterOpen: function () {
// can scroll again
canScroll();
},
onBeforeClose: function () {
// don't allow to scroll
noScroll();
},
onAfterClose: function () {
// can scroll again
canScroll();
}
});
});
handleStaticSize();
$(window).resize(function(){
handleStaticSize();
});
$(document).ready(function(){
handleStaticSize();
setTimeout(function(){
handleStaticSize();
}, 300)
});
$('.morph-button, .morph-content').show();
}
function makeMorphButton(el){
new UIMorphingButton(el, {
closeEl: '.icon-close',
onBeforeOpen: function () {
// don't allow to scroll
noScroll();
},
onAfterOpen: function () {
// can scroll again
canScroll();
},
onBeforeClose: function () {
// don't allow to scroll
noScroll();
},
onAfterClose: function () {
// can scroll again
canScroll();
}
});
}
var docElem = window.document.documentElement, didScroll, scrollPosition;
readyMorphButtons();
window.readyMorphButtons = readyMorphButtons;
window.makeMorphButton = makeMorphButton;
})();
function readyMorphButtons() {
$('.morph-button, .morph-content').hide();
scrollFn();
$('.morph-button').each(function () {
new UIMorphingButton($(this)[0], {
closeEl: '.icon-close',
onBeforeOpen: function () {
// don't allow to scroll
noScroll();
},
onAfterOpen: function () {
// can scroll again
//console.log(typeof(window.morphAfterOpen));
//if(typeof(window.morphAfterOpen) != 'undefined')
// window.morphAfterOpen();
canScroll();
},
onBeforeClose: function () {
// don't allow to scroll
noScroll();
},
onAfterClose: function () {
// can scroll again
canScroll();
}
});
});
handleStaticSize();
$(window).resize(function () {
handleStaticSize();
});
$(document).ready(function () {
handleStaticSize();
setTimeout(function () {
handleStaticSize();
}, 300)
});
$('.morph-button, .morph-content').show();
}
function makeMorphButton(){
}