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|
(function() {
// Automatic Infinite Carousel - http://jqueryfordesigners.com/automatic-infinite-carousel/
$.fn.infiniteCarousel = function(autoscroll, scrollVisible) {
return this.each(function() {
// magic!
var $wrapper = $(this),
$slider = $wrapper.find('> ul').width(9999),
$items1 = $slider.find('> li'),
$single1 = $items1.filter(':first')
single1Width = $single1.outerWidth(),
visible = Math.ceil($wrapper.innerWidth() / single1Width),
currentPage1 = 1,
pages = Math.ceil($items1.length / visible);
/* TASKS */
// 2. create the carousel padding on left and right (cloned)
$items1.filter(':first').before($items1.slice(-visible).clone().addClass('cloned'));
$items1.filter(':last').after($items1.slice(0, visible).clone().addClass('cloned'));
$items1 = $slider.find('> li');
// 3. reset scroll
$wrapper.scrollLeft(single1Width * visible);
//4. Image loading
function loadImage(page) {
var $nextitem = $items1.get(page);
if ($nextitem != null) {
var $nextitem_ImageSrc = $nextitem.getAttribute('data-ImageSrc');
var $nextitemImg = $nextitem.getElementsByTagName('IMG')[0];
if ($nextitemImg != null) {
if ($nextitemImg.getAttribute('src') == null
| $nextitemImg.getAttribute('src') == '') {
$nextitemImg.setAttribute('src', $nextitem_ImageSrc);
// activate maphighlight (mouseover effect for hotspots / imagemap) for the loaded image
$(function () {
$('#' + $nextitem_ImageSrc.getAttribute('data-ImageSrc')).maphilight();
});
} else {
var srcMatch = $nextitemImg.getAttribute('src').match('gfx/grey960x384.gif');
if (srcMatch != null) {
if (srcMatch[0] != null && srcMatch[0].length > 0) {
$nextitemImg.setAttribute('src', $nextitem_ImageSrc);
}
}
}
}
}
}
loadImage(1);
loadImage(2);
// 5. paging function
function gotoPage(page) {
var dir = page < currentPage1 ? -1 : 1,
n = Math.abs(currentPage1 - page),
left = single1Width * dir * visible * n;
loadImage(page);
loadImage(page + 1);
$wrapper.filter(':not(:animated)').animate({
scrollLeft: '+=' + left
}, 400, function() {
// if page == last page - then reset position
if (page > pages) {
$wrapper.scrollLeft(single1Width * visible);
page = 1;
} else if (page == 0) {
page = pages;
$wrapper.scrollLeft(single1Width * visible * pages);
}
currentPage1 = page;
});
}
// 6. insert the back and forward link
//$wrapper.after('<a href="#" id="carrouselBack" class="arrow back"><</a><a href="#" id="carrouselForward" class="arrow forward">></a>');
// 7. bind the back and forward links
$('#carrouselBack').click(function() {
gotoPage(currentPage1 - 1);
return false;
});
$('#carrouselForward').click(function() {
gotoPage(currentPage1 + 1);
return false;
});
$(this).bind('goto', function(event, page) {
gotoPage(page);
});
// THIS IS NEW CODE FOR THE AUTOMATIC INFINITE CAROUSEL
$(this).bind('next', function() {
gotoPage(currentPage1 + 1);
});
$('#carrouselNav').delegate("li", "hoverenter", function(ev, hover) {
hover.distance(10)
hover.delay(100)
var index = $('#carrouselNav li').index(this);
var p = (index + 1 > pages) ? (index + 1) - pages : index + 1;
gotoPage(p)
})
});
};
// http://code.google.com/p/jquery-infinite-carousel/
$.fn.carousel = function(back, forward, options) {
var sliderList = $(this).children()[0];
if (sliderList) {
var increment = $(sliderList).children().outerWidth("true"),
elmnts = $(sliderList).children(),
numElmts = elmnts.length,
sizeFirstElmnt = increment,
shownInViewport = Math.round($(this).width() / sizeFirstElmnt),
firstElementOnViewPort = 1,
isAnimating = false;
for (i = 0; i < shownInViewport; i++) {
$(sliderList).css('width', (numElmts + shownInViewport) * increment + increment + "px");
$(sliderList).append($(elmnts[i]).clone());
}
$(back).click(function(event) {
if (!isAnimating) {
if (firstElementOnViewPort == 1) {
$(sliderList).css('left', "-" + numElmts * sizeFirstElmnt + "px");
firstElementOnViewPort = numElmts;
} else {
firstElementOnViewPort--;
}
$(sliderList).animate({
left: "+=" + increment,
y: 0,
queue: true
}, "swing", function() { isAnimating = false; });
isAnimating = true;
}
});
$(forward).click(function(event) {
if (!isAnimating) {
if (firstElementOnViewPort > numElmts) {
firstElementOnViewPort = 2;
$(sliderList).css('left', "0px");
} else {
firstElementOnViewPort++;
}
$(sliderList).animate({
left: "-=" + increment,
y: 0,
queue: true
}, "swing", function() { isAnimating = false; });
isAnimating = true;
}
});
}
};
})(jQuery);
$(document).ready(function() {
// THIS IS NEW CODE FOR THE AUTOMATIC INFINITE CAROUSEL
var autoscrolling = true;
$('#carrousel').infiniteCarousel().hover(
function() { autoscrolling = false; },
function() { autoscrolling = true; }
);
$('#carrouselNav li').hover(
function() { autoscrolling = false; },
function() { autoscrolling = true; }
);
setInterval(function() {
if (autoscrolling) {
$('#carrousel').trigger('next');
}
}, 6000);
$('#carrouselNav').carousel('#carrouselNavPrev', '#carrouselNavNext');
}); |
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