74249687
 Luigi Serra
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(function ($) {
var methods = {
init : function(options) {
var defaults = {
indicators: true,
height: 400,
transition: 500,
interval: 6000
};
options = $.extend(defaults, options);
return this.each(function() {
// For each slider, we want to keep track of
// which slide is active and its associated content
var $this = $(this);
var $slider = $this.find('ul.slides').first();
var $slides = $slider.find('li');
var $active_index = $slider.find('.active').index();
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Luigi Serra
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if ($active_index != -1) { $active = $slides.eq($active_index); }
// Transitions the caption depending on alignment
function captionTransition(caption, duration) {
if (caption.hasClass("center-align")) {
caption.velocity({opacity: 0, translateY: -100}, {duration: duration, queue: false});
}
else if (caption.hasClass("right-align")) {
caption.velocity({opacity: 0, translateX: 100}, {duration: duration, queue: false});
}
else if (caption.hasClass("left-align")) {
caption.velocity({opacity: 0, translateX: -100}, {duration: duration, queue: false});
}
}
// This function will transition the slide to any index of the next slide
function moveToSlide(index) {
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74249687
Luigi Serra
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if (index >= $slides.length) index = 0;
else if (index < 0) index = $slides.length -1;
$active_index = $slider.find('.active').index();
// Only do if index changes
if ($active_index != index) {
$active = $slides.eq($active_index);
$caption = $active.find('.caption');
$active.removeClass('active');
$active.velocity({opacity: 0}, {duration: options.transition, queue: false, easing: 'easeOutQuad',
complete: function() {
$slides.not('.active').velocity({opacity: 0, translateX: 0, translateY: 0}, {duration: 0, queue: false});
} });
captionTransition($caption, options.transition);
// Update indicators
if (options.indicators) {
$indicators.eq($active_index).removeClass('active');
}
$slides.eq(index).velocity({opacity: 1}, {duration: options.transition, queue: false, easing: 'easeOutQuad'});
$slides.eq(index).find('.caption').velocity({opacity: 1, translateX: 0, translateY: 0}, {duration: options.transition, delay: options.transition, queue: false, easing: 'easeOutQuad'});
$slides.eq(index).addClass('active');
// Update indicators
if (options.indicators) {
$indicators.eq(index).addClass('active');
}
}
}
// Set height of slider
// If fullscreen, do nothing
if (!$this.hasClass('fullscreen')) {
if (options.indicators) {
// Add height if indicators are present
$this.height(options.height + 40);
}
else {
$this.height(options.height);
}
$slider.height(options.height);
}
// Set initial positions of captions
$slides.find('.caption').each(function () {
captionTransition($(this), 0);
});
// Move img src into background-image
$slides.find('img').each(function () {
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74249687
Luigi Serra
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$slides.each(function( index ) {
var $indicator = $('<li class="indicator-item"></li>');
// Handle clicks on indicators
$indicator.click(function () {
var $parent = $slider.parent();
var curr_index = $parent.find($(this)).index();
moveToSlide(curr_index);
// reset interval
clearInterval($interval);
$interval = setInterval(
function(){
$active_index = $slider.find('.active').index();
if ($slides.length == $active_index + 1) $active_index = 0; // loop to start
else $active_index += 1;
moveToSlide($active_index);
}, options.transition + options.interval
);
});
$indicators.append($indicator);
});
$this.append($indicators);
$indicators = $this.find('ul.indicators').find('li.indicator-item');
}
if ($active) {
$active.show();
}
else {
$slides.first().addClass('active').velocity({opacity: 1}, {duration: options.transition, queue: false, easing: 'easeOutQuad'});
$active_index = 0;
$active = $slides.eq($active_index);
// Update indicators
if (options.indicators) {
$indicators.eq($active_index).addClass('active');
}
}
// Adjust height to current slide
$active.find('img').each(function() {
$active.find('.caption').velocity({opacity: 1, translateX: 0, translateY: 0}, {duration: options.transition, queue: false, easing: 'easeOutQuad'});
});
// auto scroll
$interval = setInterval(
function(){
$active_index = $slider.find('.active').index();
moveToSlide($active_index + 1);
}, options.transition + options.interval
);
// HammerJS, Swipe navigation
// Touch Event
var panning = false;
var swipeLeft = false;
var swipeRight = false;
$this.hammer({
prevent_default: false
}).bind('pan', function(e) {
if (e.gesture.pointerType === "touch") {
// reset interval
clearInterval($interval);
var direction = e.gesture.direction;
var x = e.gesture.deltaX;
var velocityX = e.gesture.velocityX;
$curr_slide = $slider.find('.active');
$curr_slide.velocity({ translateX: x
}, {duration: 50, queue: false, easing: 'easeOutQuad'});
// Swipe Left
if (direction === 4 && (x > ($this.innerWidth() / 2) || velocityX < -0.65)) {
swipeRight = true;
}
// Swipe Right
else if (direction === 2 && (x < (-1 * $this.innerWidth() / 2) || velocityX > 0.65)) {
swipeLeft = true;
}
// Make Slide Behind active slide visible
var next_slide;
if (swipeLeft) {
next_slide = $curr_slide.next();
if (next_slide.length === 0) {
next_slide = $slides.first();
}
next_slide.velocity({ opacity: 1
}, {duration: 300, queue: false, easing: 'easeOutQuad'});
}
if (swipeRight) {
next_slide = $curr_slide.prev();
if (next_slide.length === 0) {
next_slide = $slides.last();
}
next_slide.velocity({ opacity: 1
}, {duration: 300, queue: false, easing: 'easeOutQuad'});
}
}
}).bind('panend', function(e) {
if (e.gesture.pointerType === "touch") {
$curr_slide = $slider.find('.active');
panning = false;
curr_index = $slider.find('.active').index();
if (!swipeRight && !swipeLeft) {
// Return to original spot
$curr_slide.velocity({ translateX: 0
}, {duration: 300, queue: false, easing: 'easeOutQuad'});
}
else if (swipeLeft) {
moveToSlide(curr_index + 1);
$curr_slide.velocity({translateX: -1 * $this.innerWidth() }, {duration: 300, queue: false, easing: 'easeOutQuad',
complete: function() {
$curr_slide.velocity({opacity: 0, translateX: 0}, {duration: 0, queue: false});
} });
}
else if (swipeRight) {
moveToSlide(curr_index - 1);
$curr_slide.velocity({translateX: $this.innerWidth() }, {duration: 300, queue: false, easing: 'easeOutQuad',
complete: function() {
$curr_slide.velocity({opacity: 0, translateX: 0}, {duration: 0, queue: false});
} });
}
swipeLeft = false;
swipeRight = false;
// Restart interval
clearInterval($interval);
$interval = setInterval(
function(){
$active_index = $slider.find('.active').index();
if ($slides.length == $active_index + 1) $active_index = 0; // loop to start
else $active_index += 1;
moveToSlide($active_index);
}, options.transition + options.interval
);
}
});
$this.on('sliderPause', function() {
clearInterval($interval);
});
$this.on('sliderStart', function() {
clearInterval($interval);
$interval = setInterval(
function(){
$active_index = $slider.find('.active').index();
if ($slides.length == $active_index + 1) $active_index = 0; // loop to start
else $active_index += 1;
moveToSlide($active_index);
}, options.transition + options.interval
);
});
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74249687
Luigi Serra
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}
};
$.fn.slider = function(methodOrOptions) {
if ( methods[methodOrOptions] ) {
return methods[ methodOrOptions ].apply( this, Array.prototype.slice.call( arguments, 1 ));
} else if ( typeof methodOrOptions === 'object' || ! methodOrOptions ) {
// Default to "init"
return methods.init.apply( this, arguments );
} else {
$.error( 'Method ' + methodOrOptions + ' does not exist on jQuery.tooltip' );
}
}; // Plugin end
}( jQuery ));
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a new hope