mirror of
https://github.com/Hutchy68/pivot.git
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477 lines
15 KiB
JavaScript
477 lines
15 KiB
JavaScript
;(function ($, window, document, undefined) {
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'use strict';
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var noop = function () {};
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var Orbit = function (el, settings) {
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// Don't reinitialize plugin
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if (el.hasClass(settings.slides_container_class)) {
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return this;
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}
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var self = this,
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container,
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slides_container = el,
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number_container,
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bullets_container,
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timer_container,
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idx = 0,
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animate,
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timer,
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locked = false,
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adjust_height_after = false;
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self.slides = function () {
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return slides_container.children(settings.slide_selector);
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};
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self.slides().first().addClass(settings.active_slide_class);
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self.update_slide_number = function (index) {
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if (settings.slide_number) {
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number_container.find('span:first').text(parseInt(index) + 1);
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number_container.find('span:last').text(self.slides().length);
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}
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if (settings.bullets) {
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bullets_container.children().removeClass(settings.bullets_active_class);
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$(bullets_container.children().get(index)).addClass(settings.bullets_active_class);
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}
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};
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self.update_active_link = function (index) {
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var link = $('[data-orbit-link="' + self.slides().eq(index).attr('data-orbit-slide') + '"]');
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link.siblings().removeClass(settings.bullets_active_class);
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link.addClass(settings.bullets_active_class);
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};
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self.build_markup = function () {
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slides_container.wrap('<div class="' + settings.container_class + '"></div>');
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container = slides_container.parent();
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slides_container.addClass(settings.slides_container_class);
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if (settings.stack_on_small) {
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container.addClass(settings.stack_on_small_class);
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}
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if (settings.navigation_arrows) {
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container.append($('<a href="#"><span></span></a>').addClass(settings.prev_class));
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container.append($('<a href="#"><span></span></a>').addClass(settings.next_class));
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}
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if (settings.timer) {
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timer_container = $('<div>').addClass(settings.timer_container_class);
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timer_container.append('<span>');
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timer_container.append($('<div>').addClass(settings.timer_progress_class));
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timer_container.addClass(settings.timer_paused_class);
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container.append(timer_container);
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}
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if (settings.slide_number) {
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number_container = $('<div>').addClass(settings.slide_number_class);
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number_container.append('<span></span> ' + settings.slide_number_text + ' <span></span>');
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container.append(number_container);
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}
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if (settings.bullets) {
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bullets_container = $('<ol>').addClass(settings.bullets_container_class);
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container.append(bullets_container);
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bullets_container.wrap('<div class="orbit-bullets-container"></div>');
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self.slides().each(function (idx, el) {
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var bullet = $('<li>').attr('data-orbit-slide', idx).on('click', self.link_bullet);;
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bullets_container.append(bullet);
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});
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}
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};
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self._goto = function (next_idx, start_timer) {
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// if (locked) {return false;}
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if (next_idx === idx) {return false;}
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if (typeof timer === 'object') {timer.restart();}
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var slides = self.slides();
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var dir = 'next';
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locked = true;
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if (next_idx < idx) {dir = 'prev';}
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if (next_idx >= slides.length) {
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if (!settings.circular) {
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return false;
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}
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next_idx = 0;
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} else if (next_idx < 0) {
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if (!settings.circular) {
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return false;
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}
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next_idx = slides.length - 1;
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}
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var current = $(slides.get(idx));
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var next = $(slides.get(next_idx));
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current.css('zIndex', 2);
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current.removeClass(settings.active_slide_class);
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next.css('zIndex', 4).addClass(settings.active_slide_class);
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slides_container.trigger('before-slide-change.fndtn.orbit');
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settings.before_slide_change();
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self.update_active_link(next_idx);
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var callback = function () {
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var unlock = function () {
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idx = next_idx;
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locked = false;
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if (start_timer === true) {timer = self.create_timer(); timer.start();}
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self.update_slide_number(idx);
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slides_container.trigger('after-slide-change.fndtn.orbit', [{slide_number : idx, total_slides : slides.length}]);
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settings.after_slide_change(idx, slides.length);
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};
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if (slides_container.outerHeight() != next.outerHeight() && settings.variable_height) {
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slides_container.animate({'height': next.outerHeight()}, 250, 'linear', unlock);
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} else {
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unlock();
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}
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};
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if (slides.length === 1) {callback(); return false;}
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var start_animation = function () {
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if (dir === 'next') {animate.next(current, next, callback);}
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if (dir === 'prev') {animate.prev(current, next, callback);}
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};
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if (next.outerHeight() > slides_container.outerHeight() && settings.variable_height) {
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slides_container.animate({'height': next.outerHeight()}, 250, 'linear', start_animation);
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} else {
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start_animation();
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}
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};
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self.next = function (e) {
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e.stopImmediatePropagation();
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e.preventDefault();
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self._goto(idx + 1);
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};
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self.prev = function (e) {
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e.stopImmediatePropagation();
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e.preventDefault();
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self._goto(idx - 1);
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};
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self.link_custom = function (e) {
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e.preventDefault();
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var link = $(this).attr('data-orbit-link');
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if ((typeof link === 'string') && (link = $.trim(link)) != '') {
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var slide = container.find('[data-orbit-slide=' + link + ']');
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if (slide.index() != -1) {self._goto(slide.index());}
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}
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};
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self.link_bullet = function (e) {
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var index = $(this).attr('data-orbit-slide');
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if ((typeof index === 'string') && (index = $.trim(index)) != '') {
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if (isNaN(parseInt(index))) {
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var slide = container.find('[data-orbit-slide=' + index + ']');
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if (slide.index() != -1) {self._goto(slide.index() + 1);}
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} else {
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self._goto(parseInt(index));
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}
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}
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}
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self.timer_callback = function () {
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self._goto(idx + 1, true);
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}
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self.compute_dimensions = function () {
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var current = $(self.slides().get(idx));
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var h = current.outerHeight();
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if (!settings.variable_height) {
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self.slides().each(function(){
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if ($(this).outerHeight() > h) { h = $(this).outerHeight(); }
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});
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}
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slides_container.height(h);
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};
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self.create_timer = function () {
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var t = new Timer(
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container.find('.' + settings.timer_container_class),
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settings,
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self.timer_callback
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);
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return t;
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};
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self.stop_timer = function () {
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if (typeof timer === 'object') {
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timer.stop();
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}
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};
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self.toggle_timer = function () {
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var t = container.find('.' + settings.timer_container_class);
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if (t.hasClass(settings.timer_paused_class)) {
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if (typeof timer === 'undefined') {timer = self.create_timer();}
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timer.start();
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} else {
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if (typeof timer === 'object') {timer.stop();}
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}
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};
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self.init = function () {
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self.build_markup();
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if (settings.timer) {
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timer = self.create_timer();
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Foundation.utils.image_loaded(this.slides().children('img'), timer.start);
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}
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animate = new FadeAnimation(settings, slides_container);
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if (settings.animation === 'slide') {
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animate = new SlideAnimation(settings, slides_container);
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}
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container.on('click', '.' + settings.next_class, self.next);
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container.on('click', '.' + settings.prev_class, self.prev);
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if (settings.next_on_click) {
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container.on('click', '.' + settings.slides_container_class + ' [data-orbit-slide]', self.link_bullet);
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}
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container.on('click', self.toggle_timer);
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if (settings.swipe) {
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container.on('touchstart.fndtn.orbit', function (e) {
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if (!e.touches) {e = e.originalEvent;}
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var data = {
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start_page_x : e.touches[0].pageX,
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start_page_y : e.touches[0].pageY,
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start_time : (new Date()).getTime(),
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delta_x : 0,
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is_scrolling : undefined
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};
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container.data('swipe-transition', data);
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e.stopPropagation();
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})
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.on('touchmove.fndtn.orbit', function (e) {
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if (!e.touches) {
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e = e.originalEvent;
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}
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// Ignore pinch/zoom events
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if (e.touches.length > 1 || e.scale && e.scale !== 1) {
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return;
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}
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var data = container.data('swipe-transition');
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if (typeof data === 'undefined') {data = {};}
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data.delta_x = e.touches[0].pageX - data.start_page_x;
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if ( typeof data.is_scrolling === 'undefined') {
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data.is_scrolling = !!( data.is_scrolling || Math.abs(data.delta_x) < Math.abs(e.touches[0].pageY - data.start_page_y) );
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}
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if (!data.is_scrolling && !data.active) {
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e.preventDefault();
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var direction = (data.delta_x < 0) ? (idx + 1) : (idx - 1);
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data.active = true;
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self._goto(direction);
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}
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})
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.on('touchend.fndtn.orbit', function (e) {
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container.data('swipe-transition', {});
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e.stopPropagation();
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})
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}
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container.on('mouseenter.fndtn.orbit', function (e) {
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if (settings.timer && settings.pause_on_hover) {
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self.stop_timer();
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}
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})
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.on('mouseleave.fndtn.orbit', function (e) {
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if (settings.timer && settings.resume_on_mouseout) {
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timer.start();
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}
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});
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$(document).on('click', '[data-orbit-link]', self.link_custom);
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$(window).on('load resize', self.compute_dimensions);
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Foundation.utils.image_loaded(this.slides().children('img'), self.compute_dimensions);
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Foundation.utils.image_loaded(this.slides().children('img'), function () {
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container.prev('.' + settings.preloader_class).css('display', 'none');
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self.update_slide_number(0);
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self.update_active_link(0);
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slides_container.trigger('ready.fndtn.orbit');
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});
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};
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self.init();
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};
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var Timer = function (el, settings, callback) {
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var self = this,
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duration = settings.timer_speed,
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progress = el.find('.' + settings.timer_progress_class),
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start,
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timeout,
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left = -1;
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this.update_progress = function (w) {
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var new_progress = progress.clone();
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new_progress.attr('style', '');
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new_progress.css('width', w + '%');
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progress.replaceWith(new_progress);
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progress = new_progress;
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};
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this.restart = function () {
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clearTimeout(timeout);
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el.addClass(settings.timer_paused_class);
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left = -1;
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self.update_progress(0);
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};
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this.start = function () {
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if (!el.hasClass(settings.timer_paused_class)) {return true;}
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left = (left === -1) ? duration : left;
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el.removeClass(settings.timer_paused_class);
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start = new Date().getTime();
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progress.animate({'width' : '100%'}, left, 'linear');
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timeout = setTimeout(function () {
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self.restart();
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callback();
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}, left);
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el.trigger('timer-started.fndtn.orbit')
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};
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this.stop = function () {
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if (el.hasClass(settings.timer_paused_class)) {return true;}
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clearTimeout(timeout);
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el.addClass(settings.timer_paused_class);
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var end = new Date().getTime();
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left = left - (end - start);
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var w = 100 - ((left / duration) * 100);
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self.update_progress(w);
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el.trigger('timer-stopped.fndtn.orbit');
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};
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};
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var SlideAnimation = function (settings, container) {
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var duration = settings.animation_speed;
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var is_rtl = ($('html[dir=rtl]').length === 1);
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var margin = is_rtl ? 'marginRight' : 'marginLeft';
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var animMargin = {};
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animMargin[margin] = '0%';
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this.next = function (current, next, callback) {
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current.animate({marginLeft : '-100%'}, duration);
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next.animate(animMargin, duration, function () {
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current.css(margin, '100%');
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callback();
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});
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};
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this.prev = function (current, prev, callback) {
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current.animate({marginLeft : '100%'}, duration);
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prev.css(margin, '-100%');
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prev.animate(animMargin, duration, function () {
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current.css(margin, '100%');
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callback();
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});
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};
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};
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var FadeAnimation = function (settings, container) {
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var duration = settings.animation_speed;
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var is_rtl = ($('html[dir=rtl]').length === 1);
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var margin = is_rtl ? 'marginRight' : 'marginLeft';
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this.next = function (current, next, callback) {
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next.css({'margin' : '0%', 'opacity' : '0.01'});
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next.animate({'opacity' :'1'}, duration, 'linear', function () {
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current.css('margin', '100%');
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callback();
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});
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};
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this.prev = function (current, prev, callback) {
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prev.css({'margin' : '0%', 'opacity' : '0.01'});
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prev.animate({'opacity' : '1'}, duration, 'linear', function () {
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current.css('margin', '100%');
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callback();
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});
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};
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};
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Foundation.libs = Foundation.libs || {};
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Foundation.libs.orbit = {
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name : 'orbit',
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version : '{{VERSION}}',
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settings : {
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animation : 'slide',
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timer_speed : 10000,
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pause_on_hover : true,
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resume_on_mouseout : false,
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next_on_click : true,
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animation_speed : 500,
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stack_on_small : false,
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navigation_arrows : true,
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slide_number : true,
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slide_number_text : 'of',
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container_class : 'orbit-container',
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stack_on_small_class : 'orbit-stack-on-small',
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next_class : 'orbit-next',
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prev_class : 'orbit-prev',
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timer_container_class : 'orbit-timer',
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timer_paused_class : 'paused',
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timer_progress_class : 'orbit-progress',
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slides_container_class : 'orbit-slides-container',
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preloader_class : 'preloader',
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slide_selector : '*',
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bullets_container_class : 'orbit-bullets',
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bullets_active_class : 'active',
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slide_number_class : 'orbit-slide-number',
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caption_class : 'orbit-caption',
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active_slide_class : 'active',
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orbit_transition_class : 'orbit-transitioning',
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bullets : true,
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circular : true,
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timer : true,
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variable_height : false,
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swipe : true,
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before_slide_change : noop,
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after_slide_change : noop
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},
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init : function (scope, method, options) {
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var self = this;
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this.bindings(method, options);
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},
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events : function (instance) {
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var orbit_instance = new Orbit(this.S(instance), this.S(instance).data('orbit-init'));
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this.S(instance).data(this.name + '-instance', orbit_instance);
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},
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reflow : function () {
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var self = this;
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if (self.S(self.scope).is('[data-orbit]')) {
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var $el = self.S(self.scope);
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var instance = $el.data(self.name + '-instance');
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instance.compute_dimensions();
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} else {
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self.S('[data-orbit]', self.scope).each(function (idx, el) {
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var $el = self.S(el);
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var opts = self.data_options($el);
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var instance = $el.data(self.name + '-instance');
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instance.compute_dimensions();
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});
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}
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}
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};
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}(jQuery, window, window.document));
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