Slider1 - Step Two Slider Js code-1
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<!-- Step Two Slider Js code-1 -->
<script id="slider-js-code-1">
(function($, undefined) {
/*
* Gallery object.
*/
$.Gallery = function(options, element) {
this.$el = $(element);
this._init(options);
};
$.Gallery.defaults = {
current: 0, // index of current item
autoplay: false, // slideshow on / off
interval: 2000 // time between transitions
};
$.Gallery.prototype = {
_init: function(options) {
this.options = $.extend(true, {}, $.Gallery.defaults, options);
// support for 3d / 2d transforms and transitions
this.support3d = Modernizr.csstransforms3d;
this.support2d = Modernizr.csstransforms;
this.supportTrans = Modernizr.csstransitions;
this.$wrapper = this.$el.find('.dg-wrapper');
this.$items = this.$wrapper.children();
this.itemsCount = this.$items.length;
this.$nav = this.$el.find('nav');
this.$navPrev = this.$nav.find('.dg-prev');
this.$navNext = this.$nav.find('.dg-next');
// minimum of 3 items
if (this.itemsCount < 3) {
this.$nav.remove();
return false;
}
this.current = this.options.current;
this.isAnim = false;
this.$items.css({
'opacity': 0,
'visibility': 'hidden'
});
this._validate();
this._layout();
// load the events
this._loadEvents();
// slideshow
if (this.options.autoplay) {
this._startSlideshow();
}
},
_validate: function() {
if (this.options.current < 0 || this.options.current > this.itemsCount - 1) {
this.current = 0;
}
},
_layout: function() {
// current, left and right items
this._setItems();
// current item is not changed
// left and right one are rotated and translated
var leftCSS, rightCSS, currentCSS;
if (this.support3d && this.supportTrans) {
leftCSS = {
'-webkit-transform': 'translateX(-150px) translateZ(-200px) rotateY(45deg)',
'-moz-transform': 'translateX(-150px) translateZ(-200px) rotateY(45deg)',
'-o-transform': 'translateX(-150px) translateZ(-200px) rotateY(45deg)',
'-ms-transform': 'translateX(-150px) translateZ(-200px) rotateY(45deg)',
'transform': 'translateX(-150px) translateZ(-200px) rotateY(45deg)'
};
rightCSS = {
'-webkit-transform': 'translateX(150px) translateZ(-200px) rotateY(-45deg)',
'-moz-transform': 'translateX(150px) translateZ(-200px) rotateY(-45deg)',
'-o-transform': 'translateX(150px) translateZ(-200px) rotateY(-45deg)',
'-ms-transform': 'translateX(150px) translateZ(-200px) rotateY(-45deg)',
'transform': 'translateX(150px) translateZ(-200px) rotateY(-45deg)'
};
leftCSS.opacity = 1;
leftCSS.visibility = 'visible';
rightCSS.opacity = 1;
rightCSS.visibility = 'visible';
} else if (this.support2d && this.supportTrans) {
leftCSS = {
'-webkit-transform': 'translate(-120px) scale(0.8)',
'-moz-transform': 'translate(-120px) scale(0.8)',
'-o-transform': 'translate(-120px) scale(0.8)',
'-ms-transform': 'translate(-120px) scale(0.8)',
'transform': 'translate(-120px) scale(0.8)'
};
rightCSS = {
'-webkit-transform': 'translate(120px) scale(0.8)',
'-moz-transform': 'translate(120px) scale(0.8)',
'-o-transform': 'translate(120px) scale(0.8)',
'-ms-transform': 'translate(120px) scale(0.8)',
'transform': 'translate(120px) scale(0.8)'
};
currentCSS = {
'z-index': 999
};
leftCSS.opacity = 1;
leftCSS.visibility = 'visible';
rightCSS.opacity = 1;
rightCSS.visibility = 'visible';
}
this.$leftItm.css(leftCSS || {});
this.$rightItm.css(rightCSS || {});
this.$currentItm.css(currentCSS || {}).css({
'opacity': 1,
'visibility': 'visible'
}).addClass('dg-center');
},
_setItems: function() {
this.$items.removeClass('dg-center');
this.$currentItm = this.$items.eq(this.current);
this.$leftItm = (this.current === 0) ? this.$items.eq(this.itemsCount - 1) : this.$items.eq(this.current - 1);
this.$rightItm = (this.current === this.itemsCount - 1) ? this.$items.eq(0) : this.$items.eq(this.current + 1);
if (!this.support3d && this.support2d && this.supportTrans) {
this.$items.css('z-index', 1);
this.$currentItm.css('z-index', 999);
}
// next & previous items
if (this.itemsCount > 3) {
// next item
this.$nextItm = (this.$rightItm.index() === this.itemsCount - 1) ? this.$items.eq(0) : this.$rightItm.next();
this.$nextItm.css(this._getCoordinates('outright'));
// previous item
this.$prevItm = (this.$leftItm.index() === 0) ? this.$items.eq(this.itemsCount - 1) : this.$leftItm.prev();
this.$prevItm.css(this._getCoordinates('outleft'));
}
},
_loadEvents: function() {
var _self = this;
this.$navPrev.on('click.gallery', function(event) {
if (_self.options.autoplay) {
clearTimeout(_self.slideshow);
_self.options.autoplay = false;
}
_self._navigate('prev');
return false;
});
this.$navNext.on('click.gallery', function(event) {
if (_self.options.autoplay) {
clearTimeout(_self.slideshow);
_self.options.autoplay = false;
}
_self._navigate('next');
return false;
});
this.$wrapper.on('webkitTransitionEnd.gallery transitionend.gallery OTransitionEnd.gallery', function(event) {
_self.$currentItm.addClass('dg-center');
_self.$items.removeClass('dg-transition');
_self.isAnim = false;
});
},
_getCoordinates: function(position) {
if (this.support3d && this.supportTrans) {
switch (position) {
case 'outleft':
return {
'-webkit-transform': 'translateX(-450px) translateZ(-300px) rotateY(45deg)',
'-moz-transform': 'translateX(-450px) translateZ(-300px) rotateY(45deg)',
'-o-transform': 'translateX(-450px) translateZ(-300px) rotateY(45deg)',
'-ms-transform': 'translateX(-450px) translateZ(-300px) rotateY(45deg)',
'transform': 'translateX(-450px) translateZ(-300px) rotateY(45deg)',
'opacity': 0,
'visibility': 'hidden'
};
break;
case 'outright':
return {
'-webkit-transform': 'translateX(450px) translateZ(-300px) rotateY(-45deg)',
'-moz-transform': 'translateX(450px) translateZ(-300px) rotateY(-45deg)',
'-o-transform': 'translateX(450px) translateZ(-300px) rotateY(-45deg)',
'-ms-transform': 'translateX(450px) translateZ(-300px) rotateY(-45deg)',
'transform': 'translateX(450px) translateZ(-300px) rotateY(-45deg)',
'opacity': 0,
'visibility': 'hidden'
};
break;
case 'left':
return {
'-webkit-transform': 'translateX(-130px) translateZ(-200px) rotateY(45deg)',
'-moz-transform': 'translateX(-130px) translateZ(-200px) rotateY(45deg)',
'-o-transform': 'translateX(-130px) translateZ(-200px) rotateY(45deg)',
'-ms-transform': 'translateX(-130px) translateZ(-200px) rotateY(45deg)',
'transform': 'translateX(-130px) translateZ(-200px) rotateY(45deg)',
'opacity': 1,
'visibility': 'visible'
};
break;
case 'right':
return {
'-webkit-transform': 'translateX(130px) translateZ(-200px) rotateY(-45deg)',
'-moz-transform': 'translateX(130px) translateZ(-200px) rotateY(-45deg)',
'-o-transform': 'translateX(130px) translateZ(-200px) rotateY(-45deg)',
'-ms-transform': 'translateX(130px) translateZ(-200px) rotateY(-45deg)',
'transform': 'translateX(130px) translateZ(-200px) rotateY(-45deg)',
'opacity': 1,
'visibility': 'visible'
};
break;
case 'center':
return {
'-webkit-transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'-moz-transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'-o-transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'-ms-transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'transform': 'translateX(0px) translateZ(0px) rotateY(0deg)',
'opacity': 1,
'visibility': 'visible'
};
break;
};
} else if (this.support2d && this.supportTrans) {
switch (position) {
case 'outleft':
return {
'-webkit-transform': 'translate(-450px) scale(0.7)',
'-moz-transform': 'translate(-450px) scale(0.7)',
'-o-transform': 'translate(-450px) scale(0.7)',
'-ms-transform': 'translate(-450px) scale(0.7)',
'transform': 'translate(-450px) scale(0.7)',
'opacity': 0,
'visibility': 'hidden'
};
break;
case 'outright':
return {
'-webkit-transform': 'translate(450px) scale(0.7)',
'-moz-transform': 'translate(450px) scale(0.7)',
'-o-transform': 'translate(450px) scale(0.7)',
'-ms-transform': 'translate(450px) scale(0.7)',
'transform': 'translate(450px) scale(0.7)',
'opacity': 0,
'visibility': 'hidden'
};
break;
case 'left':
return {
'-webkit-transform': 'translate(-120px) scale(0.8)',
'-moz-transform': 'translate(-120px) scale(0.8)',
'-o-transform': 'translate(-120px) scale(0.8)',
'-ms-transform': 'translate(-120px) scale(0.8)',
'transform': 'translate(-120px) scale(0.8)',
'opacity': 1,
'visibility': 'visible'
};
break;
case 'right':
return {
'-webkit-transform': 'translate(120px) scale(0.8)',
'-moz-transform': 'translate(120px) scale(0.8)',
'-o-transform': 'translate(120px) scale(0.8)',
'-ms-transform': 'translate(120px) scale(0.8)',
'transform': 'translate(120px) scale(0.8)',
'opacity': 1,
'visibility': 'visible'
};
break;
case 'center':
return {
'-webkit-transform': 'translate(0px) scale(1)',
'-moz-transform': 'translate(0px) scale(1)',
'-o-transform': 'translate(0px) scale(1)',
'-ms-transform': 'translate(0px) scale(1)',
'transform': 'translate(0px) scale(1)',
'opacity': 1,
'visibility': 'visible'
};
break;
};
} else {
switch (position) {
case 'outleft':
case 'outright':
case 'left':
case 'right':
return {
'opacity': 0,
'visibility': 'hidden'
};
break;
case 'center':
return {
'opacity': 1,
'visibility': 'visible'
};
break;
};
}
},
_navigate: function(dir) {
if (this.supportTrans && this.isAnim)
return false;
this.isAnim = true;
switch (dir) {
case 'next':
this.current = this.$rightItm.index();
// current item moves left
this.$currentItm.addClass('dg-transition').css(this._getCoordinates('left'));
// right item moves to the center
this.$rightItm.addClass('dg-transition').css(this._getCoordinates('center'));
// next item moves to the right
if (this.$nextItm) {
// left item moves out
this.$leftItm.addClass('dg-transition').css(this._getCoordinates('outleft'));
this.$nextItm.addClass('dg-transition').css(this._getCoordinates('right'));
} else {
// left item moves right
this.$leftItm.addClass('dg-transition').css(this._getCoordinates('right'));
}
break;
case 'prev':
this.current = this.$leftItm.index();
// current item moves right
this.$currentItm.addClass('dg-transition').css(this._getCoordinates('right'));
// left item moves to the center
this.$leftItm.addClass('dg-transition').css(this._getCoordinates('center'));
// prev item moves to the left
if (this.$prevItm) {
// right item moves out
this.$rightItm.addClass('dg-transition').css(this._getCoordinates('outright'));
this.$prevItm.addClass('dg-transition').css(this._getCoordinates('left'));
} else {
// right item moves left
this.$rightItm.addClass('dg-transition').css(this._getCoordinates('left'));
}
break;
};
this._setItems();
if (!this.supportTrans)
this.$currentItm.addClass('dg-center');
},
_startSlideshow: function() {
var _self = this;
this.slideshow = setTimeout(function() {
_self._navigate('next');
if (_self.options.autoplay) {
_self._startSlideshow();
}
}, this.options.interval);
},
destroy: function() {
this.$navPrev.off('.gallery');
this.$navNext.off('.gallery');
this.$wrapper.off('.gallery');
}
};
var logError = function(message) {
if (this.console) {
console.error(message);
}
};
$.fn.gallery = function(options) {
if (typeof options === 'string') {
var args = Array.prototype.slice.call(arguments, 1);
this.each(function() {
var instance = $.data(this, 'gallery');
if (!instance) {
logError("cannot call methods on gallery prior to initialization; " +
"attempted to call method '" + options + "'");
return;
}
if (!$.isFunction(instance[options]) || options.charAt(0) === "_") {
logError("no such method '" + options + "' for gallery instance");
return;
}
instance[options].apply(instance, args);
});
} else {
this.each(function() {
var instance = $.data(this, 'gallery');
if (!instance) {
$.data(this, 'gallery', new $.Gallery(options, this));
}
});
}
return this;
};
})(jQuery);
</script>
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