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jquery.orbit-1.2.3.js
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jquery.orbit-1.2.3.js
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/*
* jQuery Orbit Plugin 1.2.3
* www.ZURB.com/playground
* Copyright 2010, ZURB
* Free to use under the MIT license.
* http://www.opensource.org/licenses/mit-license.php
*/
(function($) {
$.fn.orbit = function(options) {
//Defaults to extend options
var defaults = {
animation: 'horizontal-push', // fade, horizontal-slide, vertical-slide, horizontal-push
animationSpeed: 600, // how fast animtions are
timer: true, // true or false to have the timer
advanceSpeed: 4000, // if timer is enabled, time between transitions
pauseOnHover: false, // if you hover pauses the slider
startClockOnMouseOut: false, // if clock should start on MouseOut
startClockOnMouseOutAfter: 1000, // how long after MouseOut should the timer start again
directionalNav: true, // manual advancing directional navs
captions: true, // do you want captions?
captionAnimation: 'fade', // fade, slideOpen, none
captionAnimationSpeed: 600, // if so how quickly should they animate in
bullets: false, // true or false to activate the bullet navigation
bulletThumbs: false, // thumbnails for the bullets
bulletThumbLocation: '', // location from this file where thumbs will be
afterSlideChange: function(){} // empty function
};
//Extend those options
var options = $.extend(defaults, options);
return this.each(function() {
// ==============
// ! SETUP
// ==============
//Global Variables
var activeSlide = 0,
numberSlides = 0,
orbitWidth,
orbitHeight,
locked;
//Initialize
var orbit = $(this).addClass('orbit'),
orbitWrapper = orbit.wrap('<div class="orbit-wrapper" />').parent();
orbit.add(orbitWidth).width('1px').height('1px');
//Collect all slides and set slider size of largest image
var slides = orbit.children('img, a, div');
slides.each(function() {
var _slide = $(this),
_slideWidth = _slide.width(),
_slideHeight = _slide.height();
if(_slideWidth > orbit.width()) {
orbit.add(orbitWrapper).width(_slideWidth);
orbitWidth = orbit.width();
}
if(_slideHeight > orbit.height()) {
orbit.add(orbitWrapper).height(_slideHeight);
orbitHeight = orbit.height();
}
numberSlides++;
});
//Animation locking functions
function unlock() {
locked = false;
}
function lock() {
locked = true;
}
//If there is only a single slide remove nav, timer and bullets
if(slides.length == 1) {
options.directionalNav = false;
options.timer = false;
options.bullets = false;
}
//Set initial front photo z-index and fades it in
slides.eq(activeSlide)
.css({"z-index" : 3})
.fadeIn(function() {
//brings in all other slides IF css declares a display: none
slides.css({"display":"block"})
});
// ==============
// ! TIMER
// ==============
//Timer Execution
function startClock() {
if(!options.timer || options.timer == 'false') {
return false;
//if timer is hidden, don't need to do crazy calculations
} else if(timer.is(':hidden')) {
clock = setInterval(function(e){
shift("next");
}, options.advanceSpeed);
//if timer is visible and working, let's do some math
} else {
timerRunning = true;
pause.removeClass('active')
clock = setInterval(function(e){
var degreeCSS = "rotate("+degrees+"deg)"
degrees += 2
rotator.css({
"-webkit-transform": degreeCSS,
"-moz-transform": degreeCSS,
"-o-transform": degreeCSS
});
if(degrees > 180) {
rotator.addClass('move');
mask.addClass('move');
}
if(degrees > 360) {
rotator.removeClass('move');
mask.removeClass('move');
degrees = 0;
shift("next");
}
}, options.advanceSpeed/180);
}
}
function stopClock() {
if(!options.timer || options.timer == 'false') { return false; } else {
timerRunning = false;
clearInterval(clock);
pause.addClass('active');
}
}
//Timer Setup
if(options.timer) {
var timerHTML = '<div class="timer"><span class="mask"><span class="rotator"></span></span><span class="pause"></span></div>'
orbitWrapper.append(timerHTML);
var timer = $('div.timer'),
timerRunning;
if(timer.length != 0) {
var rotator = $('div.timer span.rotator'),
mask = $('div.timer span.mask'),
pause = $('div.timer span.pause'),
degrees = 0,
clock;
startClock();
timer.click(function() {
if(!timerRunning) {
startClock();
} else {
stopClock();
}
});
if(options.startClockOnMouseOut){
var outTimer;
orbitWrapper.mouseleave(function() {
outTimer = setTimeout(function() {
if(!timerRunning){
startClock();
}
}, options.startClockOnMouseOutAfter)
})
orbitWrapper.mouseenter(function() {
clearTimeout(outTimer);
})
}
}
}
//Pause Timer on hover
if(options.pauseOnHover) {
orbitWrapper.mouseenter(function() {
stopClock();
});
}
// ==============
// ! CAPTIONS
// ==============
//Caption Setup
if(options.captions) {
var captionHTML = '<div class="orbit-caption"></div>';
orbitWrapper.append(captionHTML);
var caption = orbitWrapper.children('.orbit-caption');
setCaption();
}
//Caption Execution
function setCaption() {
if(!options.captions || options.captions =="false") {
return false;
} else {
if($(slides.eq(activeSlide).html()).attr('data-caption') !== undefined) {
var _captionLocation = $(slides.eq(activeSlide).html()).attr('data-caption'); //get ID from data-caption tag inside a <a>
} else {
var _captionLocation = slides.eq(activeSlide).attr('data-caption'); //get ID from data-caption tag on image
}
_captionHTML = $(_captionLocation).html(); //get HTML from the matching HTML entity
//Set HTML for the caption if it exists
if(_captionHTML) {
caption
.attr('id',_captionLocation) // Add ID caption
.html(_captionHTML); // Change HTML in Caption
//Animations for Caption entrances
if(options.captionAnimation == 'none') {
caption.show();
}
if(options.captionAnimation == 'fade') {
caption.fadeIn(options.captionAnimationSpeed);
}
if(options.captionAnimation == 'slideOpen') {
caption.slideDown(options.captionAnimationSpeed);
}
} else {
//Animations for Caption exits
if(options.captionAnimation == 'none') {
caption.hide();
}
if(options.captionAnimation == 'fade') {
caption.fadeOut(options.captionAnimationSpeed);
}
if(options.captionAnimation == 'slideOpen') {
caption.slideUp(options.captionAnimationSpeed);
}
}
}
}
// ==================
// ! DIRECTIONAL NAV
// ==================
//DirectionalNav { rightButton --> shift("next"), leftButton --> shift("prev");
if(options.directionalNav) {
if(options.directionalNav == "false") { return false; }
var directionalNavHTML = '<div class="slider-nav"><span class="right">Right</span><span class="left">Left</span></div>';
orbitWrapper.append(directionalNavHTML);
var leftBtn = orbitWrapper.children('div.slider-nav').children('span.left'),
rightBtn = orbitWrapper.children('div.slider-nav').children('span.right');
leftBtn.click(function() {
stopClock();
shift("prev");
});
rightBtn.click(function() {
stopClock();
shift("next")
});
}
// ==================
// ! BULLET NAV
// ==================
//Bullet Nav Setup
if(options.bullets) {
var bulletHTML = '<ul class="orbit-bullets"></ul>';
orbitWrapper.append(bulletHTML);
var bullets = $('ul.orbit-bullets');
for(i=0; i<numberSlides; i++) {
var liMarkup = $('<li>'+(i+1)+'</li>');
if(options.bulletThumbs) {
var thumbName = slides.eq(i).data('thumb');
if(thumbName) {
var liMarkup = $('<li class="has-thumb">'+i+'</li>')
liMarkup.css({"background" : "url("+options.bulletThumbLocation+thumbName+") no-repeat"});
}
}
$('ul.orbit-bullets').append(liMarkup);
liMarkup.data('index',i);
liMarkup.click(function() {
stopClock();
shift($(this).data('index'));
});
}
setActiveBullet();
}
//Bullet Nav Execution
function setActiveBullet() {
if(!options.bullets) { return false; } else {
bullets.children('li').removeClass('active').eq(activeSlide).addClass('active');
}
}
// ====================
// ! SHIFT ANIMATIONS
// ====================
//Animating the shift!
function shift(direction) {
//remember previous activeSlide
var prevActiveSlide = activeSlide,
slideDirection = direction;
//exit function if bullet clicked is same as the current image
if(prevActiveSlide == slideDirection) { return false; }
//reset Z & Unlock
function resetAndUnlock() {
slides
.eq(prevActiveSlide)
.css({"z-index" : 1});
unlock();
options.afterSlideChange.call(this);
}
if(slides.length == "1") { return false; }
if(!locked) {
lock();
//deduce the proper activeImage
if(direction == "next") {
activeSlide++
if(activeSlide == numberSlides) {
activeSlide = 0;
}
} else if(direction == "prev") {
activeSlide--
if(activeSlide < 0) {
activeSlide = numberSlides-1;
}
} else {
activeSlide = direction;
if (prevActiveSlide < activeSlide) {
slideDirection = "next";
} else if (prevActiveSlide > activeSlide) {
slideDirection = "prev"
}
}
//set to correct bullet
setActiveBullet();
//set previous slide z-index to one below what new activeSlide will be
slides
.eq(prevActiveSlide)
.css({"z-index" : 2});
//fade
if(options.animation == "fade") {
slides
.eq(activeSlide)
.css({"opacity" : 0, "z-index" : 3})
.animate({"opacity" : 1}, options.animationSpeed, resetAndUnlock);
}
//horizontal-slide
if(options.animation == "horizontal-slide") {
if(slideDirection == "next") {
slides
.eq(activeSlide)
.css({"left": orbitWidth, "z-index" : 3})
.animate({"left" : 0}, options.animationSpeed, resetAndUnlock);
}
if(slideDirection == "prev") {
slides
.eq(activeSlide)
.css({"left": -orbitWidth, "z-index" : 3})
.animate({"left" : 0}, options.animationSpeed, resetAndUnlock);
}
}
//vertical-slide
if(options.animation == "vertical-slide") {
if(slideDirection == "prev") {
slides
.eq(activeSlide)
.css({"top": orbitHeight, "z-index" : 3})
.animate({"top" : 0}, options.animationSpeed, resetAndUnlock);
}
if(slideDirection == "next") {
slides
.eq(activeSlide)
.css({"top": -orbitHeight, "z-index" : 3})
.animate({"top" : 0}, options.animationSpeed, resetAndUnlock);
}
}
//push-over
if(options.animation == "horizontal-push") {
if(slideDirection == "next") {
slides
.eq(activeSlide)
.css({"left": orbitWidth, "z-index" : 3})
.animate({"left" : 0}, options.animationSpeed, resetAndUnlock);
slides
.eq(prevActiveSlide)
.animate({"left" : -orbitWidth}, options.animationSpeed);
}
if(slideDirection == "prev") {
slides
.eq(activeSlide)
.css({"left": -orbitWidth, "z-index" : 3})
.animate({"left" : 0}, options.animationSpeed, resetAndUnlock);
slides
.eq(prevActiveSlide)
.animate({"left" : orbitWidth}, options.animationSpeed);
}
}
setCaption();
} //lock
}//orbit function
});//each call
}//orbit plugin call
})(jQuery);