1
0
Fork 0
MySQLDumper/public/m/js/jquery.mobile.carousel.js
2011-06-10 21:55:32 +00:00

173 Zeilen
Kein EOL
6,9 KiB
JavaScript

/*!
* jQuery Mobile Carousel
* Source: https://github.com/blackdynamo/jQuery-Mobile-Carousel
* Demo: http://jsfiddle.net/blackdynamo/yxhzU/
* Blog: http://developingwithstyle.blogspot.com
*
* Copyright 2010, Donnovan Lewis
* Edits: Benjamin Gleitzman (gleitz@mit.edu)
* Licensed under the MIT
*/
(function($) {
$.fn.carousel = function(options) {
var settings = {
duration: 300,
direction: "horizontal",
minimumDrag: 20,
beforeStart: function(){},
afterStart: function(){},
beforeStop: function(){},
afterStop: function(){}
};
$.extend(settings, options || {});
return this.each(function() {
if (this.tagName.toLowerCase() != "ul") return;
var originalList = $(this);
var pages = originalList.children();
var width = originalList.parent().width();
var height = originalList.parent().height();
//Css
var containerCss = {position: "relative", overflow: "hidden", width: width, height: height};
var listCss = {position: "relative", padding: "0", margin: "0", listStyle: "none", width: pages.length * width};
var listItemCss = {width: width, height: height};
var container = $("<div>").css(containerCss);
var list = $("<ul>").css(listCss);
var currentPage = 1, start, stop;
if (settings.direction.toLowerCase() === "horizontal") {
list.css({float: "left"});
$.each(pages, function(i) {
var li = $("<li>")
.css($.extend(listItemCss, {float: "left"}))
.html($(this).html());
list.append(li);
});
list.draggable({
axis: "x",
start: function(event) {
settings.beforeStart.apply(list, arguments);
var data = event.originalEvent.touches ? event.originalEvent.touches[0] : event;
start = {
coords: [ data.pageX, data.pageY ]
};
settings.afterStart.apply(list, arguments);
},
stop: function(event) {
settings.beforeStop.apply(list, arguments);
var data = event.originalEvent.touches ? event.originalEvent.touches[0] : event;
stop = {
coords: [ data.pageX, data.pageY ]
};
start.coords[0] > stop.coords[0] ? moveLeft() : moveRight();
function moveLeft() {
if (currentPage === pages.length || dragDelta() < settings.minimumDrag) {
list.animate({ left: "+=" + dragDelta()}, settings.duration);
return;
}
var new_width = -1 * width * currentPage;
list.animate({ left: new_width}, settings.duration);
currentPage++;
}
function moveRight() {
if (currentPage === 1 || dragDelta() < settings.minimumDrag) {
list.animate({ left: "-=" + dragDelta()}, settings.duration);
return;
}
var new_width = -1 * width * (currentPage - 1);
list.animate({ left: -1 * width * (currentPage - 2)}, settings.duration);
currentPage--;
}
function dragDelta() {
return Math.abs(start.coords[0] - stop.coords[0]);
}
function adjustment() {
return width - dragDelta();
}
settings.afterStop.apply(list, arguments);
}
});
} else if (settings.direction.toLowerCase() === "vertical") {
$.each(pages, function(i) {
var li = $("<li>")
.css(listItemCss)
.html($(this).html());
list.append(li);
});
list.draggable({
axis: "y",
start: function(event) {
settings.beforeStart.apply(list, arguments);
var data = event.originalEvent.touches ? event.originalEvent.touches[0] : event;
start = {
coords: [ data.pageX, data.pageY ]
};
settings.afterStart.apply(list, arguments);
},
stop: function(event) {
settings.beforeStop.apply(list, arguments);
var data = event.originalEvent.touches ? event.originalEvent.touches[0] : event;
stop = {
coords: [ data.pageX, data.pageY ]
};
start.coords[1] > stop.coords[1] ? moveUp() : moveDown();
function moveUp() {
if (currentPage === pages.length || dragDelta() < settings.minimumDrag) {
list.animate({ top: "+=" + dragDelta()}, settings.duration);
return;
}
var new_width = -1 * height * currentPage;
list.animate({ top: new_width}, settings.duration);
currentPage++;
}
function moveDown() {
if (currentPage === 1 || dragDelta() < settings.minimumDrag) {
list.animate({ top: "-=" + dragDelta()}, settings.duration);
return;
}
var new_width = -1 * height * (currentPage - 2);
list.animate({ top: new_width}, settings.duration);
currentPage--;
}
function dragDelta() {
return Math.abs(start.coords[1] - stop.coords[1]);
}
function adjustment() {
return height - dragDelta();
}
settings.afterStop.apply(list, arguments);
}
});
}
container.append(list);
originalList.replaceWith(container);
});
};
})(jQuery);