74249687
 Luigi Serra
Cross browser con...
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(function ($) {
$.fn.materialbox = function () {
return this.each(function() {
if ($(this).hasClass('initialized')) {
return;
}
$(this).addClass('initialized');
var overlayActive = false;
var doneAnimating = true;
var inDuration = 275;
var outDuration = 200;
var origin = $(this);
var placeholder = $('<div></div>').addClass('material-placeholder');
var originalWidth = 0;
var originalHeight = 0;
origin.wrap(placeholder);
origin.on('click', function(){
var placeholder = origin.parent('.material-placeholder');
var windowWidth = window.innerWidth;
var windowHeight = window.innerHeight;
var originalWidth = origin.width();
var originalHeight = origin.height();
// If already modal, return to original
if (doneAnimating === false) {
returnToOriginal();
return false;
}
else if (overlayActive && doneAnimating===true) {
returnToOriginal();
return false;
}
// Set states
doneAnimating = false;
origin.addClass('active');
overlayActive = true;
// Set positioning for placeholder
placeholder.css({
width: placeholder[0].getBoundingClientRect().width,
height: placeholder[0].getBoundingClientRect().height,
position: 'relative',
top: 0,
left: 0
});
// Set css on origin
origin.css({position: 'absolute', 'z-index': 1000})
.data('width', originalWidth)
.data('height', originalHeight);
// Add overlay
var overlay = $('<div id="materialbox-overlay"></div>')
.css({
opacity: 0
})
.click(function(){
if (doneAnimating === true)
returnToOriginal();
});
// Animate Overlay
$('body').append(overlay);
overlay.velocity({opacity: 1}, {duration: inDuration, queue: false, easing: 'easeOutQuad'}
);
// Add and animate caption if it exists
if (origin.data('caption') !== "") {
var $photo_caption = $('<div class="materialbox-caption"></div>');
$photo_caption.text(origin.data('caption'));
$('body').append($photo_caption);
$photo_caption.css({ "display": "inline" });
$photo_caption.velocity({opacity: 1}, {duration: inDuration, queue: false, easing: 'easeOutQuad'});
}
// Resize Image
var ratio = 0;
var widthPercent = originalWidth / windowWidth;
var heightPercent = originalHeight / windowHeight;
var newWidth = 0;
var newHeight = 0;
if (widthPercent > heightPercent) {
ratio = originalHeight / originalWidth;
newWidth = windowWidth * 0.9;
newHeight = windowWidth * 0.9 * ratio;
}
else {
ratio = originalWidth / originalHeight;
newWidth = (windowHeight * 0.9) * ratio;
newHeight = windowHeight * 0.9;
}
// Animate image + set z-index
if(origin.hasClass('responsive-img')) {
origin.velocity({'max-width': newWidth, 'width': originalWidth}, {duration: 0, queue: false,
complete: function(){
origin.css({left: 0, top: 0})
.velocity(
{
height: newHeight,
width: newWidth,
left: $(document).scrollLeft() + windowWidth/2 - origin.parent('.material-placeholder').offset().left - newWidth/2,
top: $(document).scrollTop() + windowHeight/2 - origin.parent('.material-placeholder').offset().top - newHeight/ 2
},
{
duration: inDuration,
queue: false,
easing: 'easeOutQuad',
complete: function(){doneAnimating = true;}
}
);
} // End Complete
}); // End Velocity
}
else {
origin.css('left', 0)
.css('top', 0)
.velocity(
{
height: newHeight,
width: newWidth,
left: $(document).scrollLeft() + windowWidth/2 - origin.parent('.material-placeholder').offset().left - newWidth/2,
top: $(document).scrollTop() + windowHeight/2 - origin.parent('.material-placeholder').offset().top - newHeight/ 2
},
{
duration: inDuration,
queue: false,
easing: 'easeOutQuad',
complete: function(){doneAnimating = true;}
}
); // End Velocity
}
}); // End origin on click
// Return on scroll
$(window).scroll(function() {
if (overlayActive ) {
returnToOriginal();
}
});
// Return on ESC
$(document).keyup(function(e) {
if (e.keyCode === 27 && doneAnimating === true) { // ESC key
if (overlayActive) {
returnToOriginal();
}
}
});
// This function returns the modaled image to the original spot
function returnToOriginal() {
doneAnimating = false;
var placeholder = origin.parent('.material-placeholder');
var windowWidth = window.innerWidth;
var windowHeight = window.innerHeight;
var originalWidth = origin.data('width');
var originalHeight = origin.data('height');
origin.velocity("stop", true);
$('#materialbox-overlay').velocity("stop", true);
$('.materialbox-caption').velocity("stop", true);
$('#materialbox-overlay').velocity({opacity: 0}, {
duration: outDuration, // Delay prevents animation overlapping
queue: false, easing: 'easeOutQuad',
complete: function(){
// Remove Overlay
overlayActive = false;
$(this).remove();
}
});
// Resize Image
origin.velocity(
{
width: originalWidth,
height: originalHeight,
left: 0,
top: 0
},
{
duration: outDuration,
queue: false, easing: 'easeOutQuad'
}
);
// Remove Caption + reset css settings on image
$('.materialbox-caption').velocity({opacity: 0}, {
duration: outDuration, // Delay prevents animation overlapping
queue: false, easing: 'easeOutQuad',
complete: function(){
placeholder.css({
height: '',
width: '',
position: '',
top: '',
left: ''
});
origin.css({
height: '',
top: '',
left: '',
width: '',
'max-width': '',
position: '',
'z-index': ''
});
// Remove class
origin.removeClass('active');
doneAnimating = true;
$(this).remove();
}
});
}
});
};
$(document).ready(function(){
$('.materialboxed').materialbox();
});
}( jQuery ));
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