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jquery.fractionslider.js
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jquery.fractionslider.js
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/*!
* jQuery Fraction Slider v0.9.103
* http://fractionslider.jacksbox.de
*
* Author: Mario Jäckle
* eMail: support@jacksbox.de
*
* Copyright 2013, jacksbox.design
* Free to use under the MIT license.
* http://www.opensource.org/licenses/mit-license.php
*
* Special thanks to: Lietzi (https://github.com/lietzi) for contributing
*/
( function($) {
/** ************************* **/
/** Methods **/
/** ************************* **/
var slider = null, methods = {
init : function(option) {
// defaults & options
var options = $.extend({
'slideTransition' : 'none', // default slide transition
'slideTransitionSpeed' : 2000, // default slide transition
'slideEndAnimation' : true, // if set true, objects will transition out at slide end (before the slideTransition is called)
'position' : '0,0', // default position | should never be used
'transitionIn' : 'left', // default in - transition
'transitionOut' : 'left', // default out - transition
'fullWidth' : false, // transition over the full width of the window
'delay' : 0, // default delay for elements
'timeout' : 2000, // default timeout before switching slides
'speedIn' : 2500, // default in - transition speed
'speedOut' : 1000, // default out - transition speed
'easeIn' : 'easeOutExpo', // default easing in
'easeOut' : 'easeOutCubic', // default easing out
'controls' : false, // controls on/off
'pager' : false, // controls on/off
'autoChange' : true, // auto change slides
'pauseOnHover' : false, // Pauses slider on hover (current step will still be completed)
'backgroundAnimation' : false, // background animation
'backgroundElement' : null, // element to animate | default fractionSlider element
'backgroundX' : 500, // default x distance
'backgroundY' : 500, // default y distance
'backgroundSpeed' : 2500, // default background animation speed
'backgroundEase' : 'easeOutCubic', // default background animation easing
'responsive' : false, // activates the responsive slider
'increase' : false, // if set, slider is allowed to get bigger than basic dimensions
'dimensions' : '', // set basic dimension (width,height in px) for the responisve slider - the plugin with position elements with data-position relative to this dimensions (please see the documentation for more info),
'startCallback' : null,
'startNextSlideCallback' : null,
'stopCallback' : null,
'pauseCallback' : null,
'resumeCallback' : null,
'nextSlideCallback' : null,
'prevSlideCallback' : null,
'pagerCallback' : null
}, option);
return this.each(function() {
// ready for take-off
slider = new FractionSlider(this, options);
});
},
pause : function() {
slider.pause(true);
},
resume : function() {
slider.resume();
},
stop : function() {
slider.stop();
},
start : function() {
slider.start();
},
startNextSlide : function() {
slider.startNextSlide();
}
};
/** ************************* **/
/** SLDIER CLASS **/
/** ************************* **/
// here happens all the fun
var FractionSlider = function(element, options) {
var vars = {
init : true, // initialised the first time
running : false, // currently running
pause : false,
stop : false,
slideComplete : false, // current slide complete (needed for pause method)
stepComplete : false,
controlsActive : true, // controls pressed
currentSlide : 0, // current slide number
lastSlide : null, // last slide number (for anim out)
maxSlide : 0, // max slide number
currentStep : 0, // current step number
maxStep : 0, // max step number
currentObj : 0, // curent object number (in step)
maxObjs : 0, // max object number (in step)
finishedObjs : 0 // finsihed objects (in step)
},
// Here are Slide elements temporarily stored
temp = {
currentSlide : null, // current Slide
lastSlide : null, // last Slide (for anim out)
animationkey : 'none' // animation for slidechange
}, timeouts = [], fractionObjs = null,
// objs for current step
dX = null, dY = null;
$(element).wrapInner('<div class="fraction-slider" />');
var slider = $(element).find('.fraction-slider'), pager = null;
// the slider element
vars.maxSlide = slider.children('.slide').length - 1;
// some more needed vars
var sliderWidth = slider.width(), bodyWidth = $('body').width(), offsetX = 0;
if (options.fullWidth) {
offsetX = (bodyWidth - sliderWidth) / 2;
sliderWidth = bodyWidth;
}
var sliderHeight = slider.height();
init();
/** ************************* **/
/** INITIALIZE **/
/** ************************* **/
function init() {
// controls
if (options.controls) {
slider.append('<a href="#" class="prev"></a><a href="#" class="next" ></a>');
slider.find('.next').bind('click', function() {
return nextBtnPressed();
});
slider.find('.prev').bind('click', function() {
return prevBtnPressed();
});
}
if (options.pauseOnHover) {
slider.bind({
mouseenter: function(){ pause(false); },
mouseleave: function(){ resume(); }
});
}
// fullwidth setup
if (options.fullWidth) {
slider.css({
'overflow' : 'visible'
});
} else {
slider.css({
'overflow' : 'hidden'
});
}
if (options.pager) {
var customPager = (typeof options.pager !== 'boolean');
pager = (customPager) ? options.pager : $('<div class="fs-pager-wrapper"></div>');
if (!customPager) {
slider.append(pager);
}else{
pager.addClass('fs-custom-pager-wrapper');
}
}
slider.children('.slide').each(function(index) {
var slide = $(this);
slide.children().attr('rel', index).addClass('fs_obj');
slide.children('[data-fixed]').addClass('fs_fixed_obj');
// pager again
if (options.pager || customPager) {
//var tempObj = $('<a rel="' + index + '" href="#"></a>').bind('click', function() {
//return pagerPressed(this);
//});
$('.clickme').on('click', function(){
return pagerPressed(this);
});
//pager.append(tempObj);
}
});
if (options.pager) {
pager = $(pager).children('a');
}
// responisve
if (options.responsive) {
makeResponsive();
}
// remove spinner
if (slider.find('.fs_loader').length > 0) {
slider.find('.fs_loader').remove();
}
// all importent stuff is done, everybody has taken a shower, we can go
// starts the slider and the slide rotation
start();
}
/** ************************* **/
/** METHODES **/
/** ************************* **/
function start() {
vars.stop = false;
vars.pause = false;
vars.running = true;
cycle('slide');
methodeCallback(options.startCallback);
}
this.start = function() {// for method calls
start();
};
function startNextSlide() {
vars.stop = false;
vars.pause = false;
vars.running = true;
//nextSlide();
methodeCallback(options.startNextSlideCallback);
}
this.startNextSlide = function() {// for method calls
startNextSlide();
};
// use with start or startNextSlide
function stop() {
vars.stop = true;
vars.running = false;
slider.find('.slide').stop(true, true);
slider.find('.fs_obj').stop(true, true).removeClass('fs-animation');
stopTimeouts(timeouts);
methodeCallback(options.stopCallback);
}
this.stop = function() {// for method calls
stop();
};
// use with resume
function pause(finish) {
vars.pause = true;
vars.running = false;
if(finish) {
slider.find('.fs-animation').finish(); // finish the current step
}
methodeCallback(options.pauseCallback);
}
this.pause = function() {// for method calls
pause(false);
};
// use with pause
function resume() {
vars.stop = false;
vars.pause = false;
vars.running = true;
if( vars.slideComplete ) {
cycle('slide');
} else if( vars.stepComplete ) {
cycle('step');
} else {
if (vars.finishedObjs < vars.maxObjs) {
// do nothing - elements are still animating
} else if (vars.currentStep < vars.maxStep) { // IS THIS STILL NEEDED?
cycle('step'); // IS THIS STILL NEEDED?
} else {
cycle('slide'); // IS THIS STILL NEEDED?
}
}
methodeCallback(options.resumeCallback );
}
this.resume = function() {// for method calls
resume();
};
function nextSlide() {
vars.lastSlide = vars.currentSlide;
vars.currentSlide += 1;
vars.stop = false;
vars.pause = false;
vars.running = true;
slideChangeControler();
methodeCallback(options.nextSlideCallback);
}
function prevSlide() {
vars.lastSlide = vars.currentSlide;
vars.currentSlide -= 1;
vars.stop = false;
vars.pause = false;
vars.running = true;
slideChangeControler();
methodeCallback(options.prevSlideCallback);
}
function targetSlide(slide) {
vars.lastSlide = vars.currentSlide;
vars.currentSlide = slide;
vars.stop = false;
vars.pause = false;
vars.running = true;
slideChangeControler();
methodeCallback(options.pagerCallback);
}
/** ************************* **/
/** CALLBACKS **/
/** ************************* **/
function methodeCallback(callback) {
$.isFunction( callback ) && callback.call( this, slider, vars.currentSlide, vars.lastSlide, vars.currentStep );
}
/** ************************* **/
/** PAGER & CONTROLS **/
/** ************************* **/
function pagerPressed(el) {
var target = parseInt($(el).attr('rel'));
if (target != vars.currentSlide) {
stop();
targetSlide(target);
}
return false;
}
function prevBtnPressed() {
stop();
prevSlide();
return false;
}
function nextBtnPressed() {
stop();
nextSlide();
return false;
}
/** ************************* **/
/** CYCLE CONTROLLER **/
/** ************************* **/
function cycle(type) {
if (!vars.pause && !vars.stop && vars.running) {
switch(type) {
case "slide":
vars.slideComplete = false;
slideRotation();
break;
case "step":
vars.stepComplete = false;
iterateSteps();
break;
case "obj":
iterateObjs();
break;
}
}
}
/** ************************* **/
/** SLIDES **/
/** ************************* **/
function slideRotation() {
var timeout = options.timeout;
// set timeout | first slide instant start
if (vars.init) {
vars.init = false;
slideChangeControler(true);
} else {
// timeout after slide is complete
timeouts.push(setTimeout(function() {
// stops the slider after first slide (only when slide count = 1)
if (vars.maxSlide == 0 && vars.running == true) {
// TODO: better solution!
} else {
vars.lastSlide = vars.currentSlide;
vars.currentSlide += 1;
slideChangeControler();
}
}, timeout));
}
}
function slideChangeControler(init) {
slider.find('.active-slide').removeClass('active-slide');
if (vars.currentSlide > vars.maxSlide) {
vars.currentSlide = 0;
}
if (vars.currentSlide < 0) {
vars.currentSlide = vars.maxSlide;
}
temp.currentSlide = slider.children('.slide:eq(' + vars.currentSlide + ')').addClass('active-slide');
if (temp.currentSlide.length == 0) {
vars.currentSlide = 0;
temp.currentSlide = slider.children('.slide:eq(' + vars.currentSlide + ')');
}
if (vars.lastSlide != null) {
if (vars.lastSlide < 0) {
vars.lastSlide = vars.maxSlide;
}
temp.lastSlide = slider.children('.slide:eq(' + vars.lastSlide + ')');
}
if (init) {
temp.animation = 'none';
} else {
temp.animation = temp.currentSlide.attr("data-in");
if (temp.animation == null) {
temp.animation = options.slideTransition;
}
}
if (options.slideEndAnimation && vars.lastSlide != null) {
objOut();
} else {
switch(temp.animation) {
case 'none':
startSlide();
endSlide();
break;
case 'scrollLeft':
startSlide();
endSlide();
break;
case 'scrollRight':
startSlide();
endSlide();
break;
case 'scrollTop':
startSlide();
endSlide();
break;
case 'scrollBottom':
startSlide();
endSlide();
break;
default:
startSlide();
break;
}
}
}
// starts a slide
function startSlide() {
if (options.backgroundAnimation) {
backgroundAnimation();
}
if (options.pager) {
pager.removeClass('active');
pager.eq(vars.currentSlide).addClass('active');
}
getStepsForSlide();
temp.currentSlide.children().hide();
vars.currentStep = 0;
vars.currentObj = 0;
vars.maxObjs = 0;
vars.finishedObjs = 0;
temp.currentSlide.children("[data-fixed]").show();
slideAnimationIn();
}
function startSlideComplete(slide) {
if (temp.lastSlide != null) {
temp.lastSlide.hide();
}
if (slide.hasClass('active-slide')) {
// starts the cycle for the current slide
cycle('step');
startNextSlide();
}
}
// ends a slide
function endSlide() {
if (temp.lastSlide == null) {
return;
}
if (temp.animation != 'none') {
slideAnimationOut();
}
}
function endSlideComplete() {
}
/** ************************* **/
/** STEPS **/
/** ************************* **/
// gets the maximum step for the current slide
function getStepsForSlide() {
var objs = temp.currentSlide.children(), maximum = 0;
objs.each(function() {
var value = parseFloat($(this).attr('data-step'));
maximum = (value > maximum) ? value : maximum;
});
vars.maxStep = maximum;
}
function iterateSteps() {
var objs;
if (vars.currentStep == 0) {
objs = temp.currentSlide.children('*:not([data-step]):not([data-fixed]), *[data-step="' + vars.currentStep + '"]:not([data-fixed])');
} else {
objs = temp.currentSlide.children('*[data-step="' + vars.currentStep + '"]:not([data-fixed])');
}
vars.maxObjs = objs.length;
fractionObjs = objs;
if (vars.maxObjs > 0) {
vars.currentObj = 0;
vars.finishedObjs = 0;
cycle('obj');
} else {
stepFinished();
}
}
function stepFinished() {
vars.stepComplete = true;
vars.currentStep += 1;
if (vars.currentStep > vars.maxStep) {
if (options.autoChange) {
vars.currentStep = 0;
vars.slideComplete = true;
cycle('slide');
}
return;
}
cycle('step');
}
/** ************************* **/
/** OBJECTS **/
/** ************************* **/
function iterateObjs() {
var obj = $(fractionObjs[vars.currentObj]);
obj.addClass('fs-animation');
var position = obj.attr("data-position"), transition = obj.attr("data-in"), delay = obj.attr("data-delay"), time = obj.attr('data-time'), easing = obj.attr('data-ease-in'),
// check for special options
special = obj.attr("data-special");
if (position == null) {
position = options.position.split(',');
} else {
position = position.split(',');
}
if (transition == null) {
transition = options.transitionIn;
}
if (delay == null) {
delay = options.delay;
}
if (easing == null) {
easing = options.easeIn;
}
objectAnimationIn(obj, position, transition, delay, time, easing, special);
vars.currentObj += 1;
if (vars.currentObj < vars.maxObjs) {
cycle('obj');
} else {
vars.currentObj = 0;
}
}
function objFinished(obj) {
obj.removeClass('fs-animation');
if (obj.attr('rel') == vars.currentSlide) {
vars.finishedObjs += 1;
if (vars.finishedObjs == vars.maxObjs) {
stepFinished();
}
}
}
function objOut() {
var objs = temp.lastSlide.children(':not([data-fixed])');
objs.each(function() {
var obj = $(this), position = obj.position(), transition = obj.attr("data-out"), easing = obj.attr("data-ease-out");
if (transition == null) {
transition = options.transitionOut;
}
if (easing == null) {
easing = options.easeOut;
}
objectAnimationOut(obj, position, transition, null, easing);
}).promise().done(function() {
endSlide();
startSlide();
});
}
/** ************************* **/
/** TRANSITIONS **/
/** ************************* **/
/** TRANSITION SLIDES **/
function slideAnimationIn() {
var slide = temp.currentSlide, cssStart = {}, cssEnd = {}, speed = options.slideTransitionSpeed, animation = temp.animation;
if (options.responsive) {
unit = '%';
} else {
unit = 'px';
}
switch(animation) {
case 'slideLeft':
cssStart.left = sliderWidth + unit;
cssStart.top = '0' + unit;
cssStart.display = 'block';
cssEnd.left = '0' + unit;
cssEnd.top = '0' + unit;
break;
case 'slideTop':
cssStart.left = '0' + unit;
cssStart.top = -sliderHeight + unit;
cssStart.display = 'block';
cssEnd.left = '0' + unit;
cssEnd.top = '0' + unit;
break;
case 'slideBottom':
cssStart.left = '0' + unit;
cssStart.top = sliderHeight + unit;
cssStart.display = 'block';
cssEnd.left = '0' + unit;
cssEnd.top = '0' + unit;
break;
case 'slideRight':
cssStart.left = -sliderWidth + unit;
cssStart.top = '0' + unit;
cssStart.display = 'block';
cssEnd.left = '0' + unit;
cssEnd.top = '0' + unit;
break;
case 'fade':
cssStart.left = '0' + unit;
cssStart.top = '0' + unit;
cssStart.display = 'block';
cssStart.opacity = 0;
cssEnd.opacity = 1;
break;
case 'none':
cssStart.left = '0' + unit;
cssStart.top = '0' + unit;
cssStart.display = 'block';
speed = 0;
break;
case 'scrollLeft':
cssStart.left = sliderWidth + unit;
cssStart.top = '0' + unit;
cssStart.display = 'block';
cssEnd.left = '0' + unit;
cssEnd.top = '0' + unit;
break;
case 'scrollTop':
cssStart.left = '0' + unit;
cssStart.top = -sliderHeight + unit;
cssStart.display = 'block';
cssEnd.left = '0' + unit;
cssEnd.top = '0' + unit;
break;
case 'scrollBottom':
cssStart.left = '0' + unit;
cssStart.top = sliderHeight + unit;
cssStart.display = 'block';
cssEnd.left = '0' + unit;
cssEnd.top = '0' + unit;
break;
case 'scrollRight':
cssStart.left = -sliderWidth + unit;
cssStart.top = '0' + unit;
cssStart.display = 'block';
cssEnd.left = '0' + unit;
cssEnd.top = '0' + unit;
break;
}
slide.css(cssStart).animate(cssEnd, speed, 'linear', function() {
startSlideComplete(slide);
});
}
function slideAnimationOut() {
var cssStart = {}, cssEnd = {}, speed = options.slideTransitionSpeed, unit = null, animation = temp.animation;
if (options.responsive) {
unit = '%';
} else {
unit = 'px';
}
switch(animation) {
// case 'none':
// cssStart.display = 'none';
// speed = 0
// break;
case 'scrollLeft':
cssEnd.left = -sliderWidth + unit;
cssEnd.top = '0' + unit;
break;
case 'scrollTop':
cssEnd.left = '0' + unit;
cssEnd.top = sliderHeight + unit;
break;
case 'scrollBottom':
cssEnd.left = '0' + unit;
cssEnd.top = -sliderHeight + unit;
break;
case 'scrollRight':
cssEnd.left = sliderWidth + unit;
cssEnd.top = '0' + unit;
break;
default:
speed = 0;
break;
}
temp.lastSlide.animate(cssEnd, speed, 'linear', function() {
endSlideComplete();
});
}
/** IN TRANSITION OBJECTS **/
function objectAnimationIn(obj, position, transition, delay, time, easing, special) {
var cssStart = {}, cssEnd = {}, speed = options.speedIn, unit = null;
if (options.responsive) {
unit = '%';
} else {
unit = 'px';
}
// #time
if (time != null && time != "") {
speed = time - delay;
}
cssStart.opacity = 1;
// set start position
switch(transition) {
case 'left':
cssStart.top = position[0];
cssStart.left = sliderWidth;
break;
case 'bottomLeft':
cssStart.top = sliderHeight;
cssStart.left = sliderWidth;
break;
case 'topLeft':
cssStart.top = obj.outerHeight() * -1;
cssStart.left = sliderWidth;
break;
case 'top':
cssStart.top = obj.outerHeight() * -1;
cssStart.left = position[1];
break;
case 'bottom':
cssStart.top = sliderHeight;
cssStart.left = position[1];
break;
case 'right':
cssStart.top = position[0];
cssStart.left = -offsetX - obj.outerWidth();
break;
case 'bottomRight':
cssStart.top = sliderHeight;
cssStart.left = -offsetX - obj.outerWidth();
break;
case 'topRight':
cssStart.top = obj.outerHeight() * -1;
cssStart.left = -offsetX - obj.outerWidth();
break;
case 'fade':
cssStart.top = position[0];
cssStart.left = position[1];
cssStart.opacity = 0;
cssEnd.opacity = 1;
break;
case 'none':
cssStart.top = position[0];
cssStart.left = position[1];
cssStart.display = 'none';
speed = 0;
break;
}
// set target position
cssEnd.top = position[0];
cssEnd.left = position[1];
// sets the right unit
cssEnd.left = cssEnd.left + unit;
cssEnd.top = cssEnd.top + unit;
cssStart.left = cssStart.left + unit;
cssStart.top = cssStart.top + unit;
// set the delay
timeouts.push(setTimeout(function() {
// for special=cylce
if (special == 'cycle' && obj.attr('rel') == vars.currentSlide) {
var tmp = obj.prev();
if (tmp.length > 0) {
var tmpPosition = $(tmp).attr('data-position').split(',');
tmpPosition = {
'top' : tmpPosition[0],
'left' : tmpPosition[1]
};
var tmpTransition = $(tmp).attr('data-out');
if (tmpTransition == null) {
tmpTransition = options.transitionOut;
}
objectAnimationOut(tmp, tmpPosition, tmpTransition, speed);
}
}
// animate
obj.css(cssStart).show().animate(cssEnd, speed, easing, function() {
objFinished(obj);
}).addClass('fs_obj_active');
}, delay));
}
/** OUT TRANSITION OBJECTS **/
function objectAnimationOut(obj, position, transition, speed, easing) {
var cssStart = {}, cssEnd = {}, unit = null;
speed = options.speedOut;
if (options.responsive) {
unit = '%';
} else {
unit = 'px';
}
var w = obj.outerWidth(), h = obj.outerHeight();
if (options.responsive) {
w = pixelToPercent(w, dX);
h = pixelToPercent(h, dY);
}
// set target position
switch(transition) {
case 'left':
cssEnd.left = -offsetX - 100 - w;
break;
case 'bottomLeft':
cssEnd.top = sliderHeight;
cssEnd.left = -offsetX - 100 - w;
break;
case 'topLeft':
cssEnd.top = -h;
cssEnd.left = -offsetX - 100 - w;
break;
case 'top':
cssEnd.top = -h;
break;
case 'bottom':
cssEnd.top = sliderHeight;
break;
case 'right':
cssEnd.left = sliderWidth;
break;
case 'bottomRight':
cssEnd.top = sliderHeight;
cssEnd.left = sliderWidth;
break;
case 'topRight':
cssEnd.top = -h;
cssEnd.left = sliderWidth;
break;
case 'fade':
cssStart.opacity = 1;
cssEnd.opacity = 0;
break;
case 'hide':
cssEnd.display = 'none';
speed = 0;
break;
default:
cssEnd.display = 'none';
speed = 0;
break;
}
if ( typeof cssEnd.top != 'undefined') {
// substracts the px
if (cssEnd.top.toString().indexOf('px') > 0) {
cssEnd.top = cssEnd.top.substring(0, cssEnd.top.length - 2);
if (options.responsive) {
cssEnd.top = pixelToPercent(cssEnd.top, dY);
}
}
}
if ( typeof cssEnd.left != 'undefined') {
if (cssEnd.left.toString().indexOf('px') > 0) {
cssEnd.left = cssEnd.left.substring(0, cssEnd.left.length - 2);
if (options.responsive) {
cssEnd.left = pixelToPercent(cssEnd.left, dX);
}
}
}
// sets the right unit
cssEnd.left = cssEnd.left + unit;
cssEnd.top = cssEnd.top + unit;
// animation
obj.css(cssStart).animate(cssEnd, speed, easing, function() {
obj.hide();
}).removeClass('fs_obj_active');