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%PDF-
Mini Shell
Mini Shell
/*
* Lemmon Slider - jQuery Plugin
* Simple and lightweight slider/carousel supporting variable elements/images widths.
*
* Examples and documentation at: http://jquery.lemmonjuice.com/plugins/slider-variable-widths.php
*
* Copyright (c) 2011 Jakub Pelák <jpelak@gmail.com>
*
* Version: 0.2 (9/6/2011)
* Requires: jQuery v1.4+
*
* Licensed under the MIT license:
* http://www.opensource.org/licenses/mit-license.php
*/
(function( $ ) {
var _css = {};
var methods = {
//
// Initialzie plugin
//
init: function( options ) {
options = $.extend( {}, $.fn.lemmonSlider.defaults, options );
return this.each( function() {
var $slider = $( this ),
data = $slider.data( 'slider' );
if( !data ) {
var $sliderContainer = $slider.find( options.slider ),
$sliderControls = $slider.next().filter( '.controls' ),
$items = $sliderContainer.find( options.items ),
originalWidth = 1;
$items.each( function() { originalWidth += $( this ).outerWidth( true ) } );
$sliderContainer.width( originalWidth );
// slide to last item
if( options.slideToLast ) $sliderContainer.css( 'padding-right', $slider.width() );
// infinite carousel
if( options.infinite ) {
$slider.data( 'slider-infinite', true );
originalWidth = originalWidth * 3;
$sliderContainer.width( originalWidth );
$items.clone(true, true).addClass( '-after' ).insertAfter( $items.filter( ':last' ) );
$items.filter( ':first' ).before( $items.clone(true, true).addClass( '-before' ) );
$items = $sliderContainer.find( options.items );
}
$slider.items = $items;
$slider.options = options;
// first item
//$items.filter( ':first' ).addClass( 'active' );
slideTo( {}, $slider, 0, 0, 0 );
// attach events
$slider.bind( 'nextSlide', function( e, t ) {
var scroll = $slider.scrollLeft();
var x = 0;
var slide = 0;
$items.each( function( i ) {
if( x == 0 && $( this ).position().left > options.offset ) {
x = $( this ).position().left;
slide = i;
}
} );
if( x > 0 && $sliderContainer.outerWidth() - scroll - $slider.width() - 1 > 0 ) {
slideTo( e, $slider, scroll + x, slide, 'slow' );
} else if( options.loop ) {
// return to first
slideTo( e, $slider, 0, 0, 'slow' );
}
} );
$slider.bind( 'prevSlide', function( e, t ) {
var scroll = $slider.scrollLeft();
var x = 0;
var slide = 0;
$items.each( function( i ) {
if( $( this ).position().left < options.offset ) {
x = $( this ).position().left;
slide = i;
}
} );
if( x ) {
slideTo( e, $slider, scroll + x, slide, 'slow' );
} else if( options.loop ) {
// return to last
var a = $sliderContainer.outerWidth() - $slider.width();
var b = $items.filter( ':last' ).position().left;
slide = $items.size() - 1;
if( a > b ) {
slideTo( e, $slider, b, slide, 'slow' );
} else {
slideTo( e, $slider, a, slide, 'slow' );
}
}
} );
$slider.bind( 'nextPage', function( e, t ) {
var scroll = $slider.scrollLeft();
var w = $slider.width();
var x = 0;
var slide = 0;
$items.each( function( i ) {
if( $( this ).position().left < w ) {
x = $( this ).position().left;
slide = i;
}
} );
if( x > 0 && scroll + w + 1 < originalWidth ) {
slideTo( e, $slider, scroll + x, slide, 'slow' );
} else if( options.loop ) {
// return to first
slideTo( e, $slider, 0, 0, 'slow' );
}
} );
$slider.bind( 'prevPage', function( e, t ) {
var scroll = $slider.scrollLeft();
var w = $slider.width();
var x = 0;
$items.each( function( i ) {
if( $( this ).position().left < 1 - w ) {
x = $( this ).next().position().left;
slide = i;
}
} );
if( scroll ) {
if( x == 0 ) {
//$slider.animate({ 'scrollLeft' : 0 }, 'slow' );
slideTo( e, $slider, 0, 0, 'slow' );
} else {
//$slider.animate({ 'scrollLeft' : scroll + x }, 'slow' );
slideTo( e, $slider, scroll + x, slide, 'slow' );
}
} else if( options.loop ) {
// return to last
var a = $sliderContainer.outerWidth() - $slider.width();
var b = $items.filter( ':last' ).position().left;
if( a > b ) {
$slider.animate( { 'scrollLeft': b }, 'slow' );
} else {
$slider.animate( { 'scrollLeft': a }, 'slow' );
}
}
} );
$slider.bind( 'slideTo', function( e, i, t ) {
slideTo(
e, $slider,
$slider.scrollLeft() + $items.filter( ':eq(' + i + ')' ).position().left,
i, t );
} );
// controls
$sliderControls.find( '.next-slide' ).click( function() {
$slider.trigger( 'nextSlide' );
return false;
} );
$sliderControls.find( '.prev-slide' ).click( function() {
$slider.trigger( 'prevSlide' );
return false;
} );
$sliderControls.find( '.next-page' ).click( function() {
$slider.trigger( 'nextPage' );
return false;
} );
$sliderControls.find( '.prev-page' ).click( function() {
$slider.trigger( 'prevPage' );
return false;
} );
//if ( typeof $slider.options.create == 'function' ) $slider.options.create();
$slider.data( 'slider', {
'target': $slider,
'options': options
} );
}
} );
},
//
// Add Item
//
addItem: function( options ) {
var options = $.extend( {}, $.fn.lemmonSlider.defaults, options );
var $slider = $( this ),
$sliderContainer = $slider.find( options.slider ),
$sliderControls = $slider.next().filter( '.controls' ),
$items = $sliderContainer.find( options.items );
options.infinite = $slider.data( 'slider-infinite' );
if( !options.item ) {
return false;
}
methods.destroy.apply( this );
if( options.prepend ) {
$sliderContainer.prepend( options.item );
} else {
$sliderContainer.append( options.item );
}
methods.init.apply( this, [options] );
},
//
// Destroy plugin
//
destroy: function() {
return this.each( function() {
var $slider = $( this ),
$sliderControls = $slider.next().filter( '.controls' ),
$items = $slider.find( '> *:first > *' ),
data = $slider.data( 'slider' );
$slider.unbind( 'nextSlide' );
$slider.unbind( 'prevSlide' );
$slider.unbind( 'nextPage' );
$slider.unbind( 'prevPage' );
$slider.unbind( 'slideTo' );
$sliderControls.find( '.next-slide' ).unbind( 'click' );
$sliderControls.find( '.prev-slide' ).unbind( 'click' );
$sliderControls.find( '.next-page' ).unbind( 'click' );
$sliderControls.find( '.next-page' ).unbind( 'click' );
$slider.removeData( 'slider' );
if( $slider.data( 'slider-infinite' ) ) {
$.merge( $items.filter( '.-before' ), $items.filter( '.-after' ) ).each( function( index, item ) {
$( item ).remove();
} );
}
} );
}
//
//
//
};
//
// Private functions
//
function slideTo( e, $slider, x, i, t ) {
$slider.items.filter( 'li:eq(' + i + ')' ).addClass( 'active' ).siblings( '.active' ).removeClass( 'active' );
if( $slider.options.center ) {
var currentElement = $( $slider.items[ i ]);
$slider.options.offset = Math.floor( ( $('.qode_image_gallery_holder').width() - currentElement.width() ) / 2 );
console.log( 'set offset to ', $slider.options.offset );
}
if( typeof t == 'undefined' ) {
t = 'slow';
}
if( t ) {
$slider.animate( { 'scrollLeft': x - $slider.options.offset }, t, function() {
checkInfinite( $slider );
} );
} else {
var time = 0;
$slider.scrollLeft( x - $slider.options.offset );
checkInfinite( $slider );
}
//if ( typeof $slider.options.slide == 'function' ) $slider.options.slide( e, i, time );
}
function checkInfinite( $slider ) {
var $active = $slider.items.filter( '.active' );
if( $active.hasClass( '-before' ) ) {
var i = $active.prevAll().size();
$active.removeClass( 'active' );
$active = $slider.items.filter( ':not(.-before):eq(' + i + ')' ).addClass( 'active' );
$slider.scrollLeft( $slider.scrollLeft() + $active.position().left - $slider.options.offset );
} else if( $active.hasClass( '-after' ) ) {
var i = $active.prevAll( '.-after' ).size();
$active.removeClass( 'active' );
$active = $slider.items.filter( ':not(.-before):eq(' + i + ')' ).addClass( 'active' );
$slider.scrollLeft( $slider.scrollLeft() + $active.position().left - $slider.options.offset );
}
}
//
// Debug
//
function debug( text ) {
$( '#debug span' ).text( text );
}
//
//
//
$.fn.lemmonSlider = function( method, options ) {
if( methods[method] ) {
return methods[ method ].apply( this, Array.prototype.slice.call( arguments, 1 ) );
} else if( typeof method === 'object' || !method ) {
return methods.init.apply( this, arguments );
} else {
$.error( 'Method ' + method + ' does not exist on jQuery.lemmonSlider' );
}
};
//
//
//
$.fn.lemmonSlider.defaults = {
'items': '> *',
'loop': true,
'slideToLast': false,
'slider': '> *:first',
// since 0.2
'infinite': true,
'center': true,
'offset': 0
};
})( jQuery );
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