Implémenter une animation de carte de focus 3D sympa basée sur Jquery et html5_jquery

Cette image de focus HTML5 peut non seulement changer manuellement d'image en cliquant sur le bouton, mais prend également en charge le changement automatique d'image, ce qui est également très pratique à utiliser. Si vous avez besoin d’afficher des images de produits sur votre site Web, alors ce plugin d’image focus est parfait pour vous.

Téléchargement du code source de la démo en ligne

Code HTML

<section id="dg-container" class="dg-container">
 <div class="dg-wrapper">
 <a href="#"><img src="images/1.jpg" alt="Implémenter une animation de carte de focus 3D sympa basée sur Jquery et html5_jquery"><div>http://www.colazionedamichy.it/</div></a>
 <a href="#"><img src="images/2.jpg" alt="image02"><div>http://www.percivalclo.com/</div></a>
 <a href="#"><img src="images/3.jpg" alt="image03"><div>http://www.wanda.net/fr</div></a>
 <a href="#"><img src="images/4.jpg" alt="image04"><div>http://lifeingreenville.com/</div></a>
 <a href="#"><img src="images/5.jpg" alt="image05"><div>http://circlemeetups.com/</div></a>
 <a href="#"><img src="images/6.jpg" alt="image06"><div>http://www.castirondesign.com/</div></a>
 <a href="#"><img src="images/7.jpg" alt="image07"><div>http://www.foundrycollective.com/</div></a>
 <a href="#"><img src="images/8.jpg" alt="image08"><div>http://www.mathiassterner.com/home</div></a>
 <a href="#"><img src="images/9.jpg" alt="image09"><div>http://learnlakenona.com/</div></a>
 <a href="#"><img src="images/10.jpg" alt="image10"><div>http://www.neighborhood-studio.com/</div></a>
 <a href="#"><img src="images/11.jpg" alt="image11"><div>http://www.beckindesign.com/</div></a>
 <a href="#"><img src="images/12.jpg" alt="image12"><div>http://kicksend.com/</div></a>
 </div>
 <nav> 
 <span class="dg-prev"><</span>
 <span class="dg-next">></span>
 </nav>
</section>

Code CSS

.dg-container{
 width: 100%;
 height: 450px;
 position: relative;
}
.dg-wrapper{
 width: 481px;
 height: 316px;
 margin: 0 auto;
 position: relative;
 -webkit-transform-style: preserve-3d;
 -moz-transform-style: preserve-3d;
 -o-transform-style: preserve-3d;
 -ms-transform-style: preserve-3d;
 transform-style: preserve-3d;
 -webkit-perspective: 1000px;
 -moz-perspective: 1000px;
 -o-perspective: 1000px;
 -ms-perspective: 1000px;
 perspective: 1000px;
}
.dg-wrapper a{
 width: 482px;
 height: 316px;
 display: block;
 position: absolute;
 left: 0;
 top: 0;
 background: transparent url(../images/browser.png) no-repeat top left;
 box-shadow: 0px 10px 20px rgba(0,0,0,0.3);
}
.dg-wrapper a.dg-transition{
 -webkit-transition: all 0.5s ease-in-out;
 -moz-transition: all 0.5s ease-in-out;
 -o-transition: all 0.5s ease-in-out;
 -ms-transition: all 0.5s ease-in-out;
 transition: all 0.5s ease-in-out;
}
.dg-wrapper a img{
 display: block;
 padding: 41px 0px 0px 1px;
}
.dg-wrapper a div{
 font-style: italic;
 text-align: center;
 line-height: 50px;
 text-shadow: 1px 1px 1px rgba(255,255,255,0.5);
 color: #333;
 font-size: 16px;
 width: 100%;
 bottom: -55px;
 display: none;
 position: absolute;
}
.dg-wrapper a.dg-center div{
 display: block;
}
.dg-container nav{
 width: 58px;
 position: absolute;
 z-index: 1000;
 bottom: 40px;
 left: 50%;
 margin-left: -29px;
}
.dg-container nav span{
 text-indent: -9000px;
 float: left;
 cursor:pointer;
 width: 24px;
 height: 25px;
 opacity: 0.8;
 background: transparent url(../images/arrows.png) no-repeat top left;
}
.dg-container nav span:hover{
 opacity: 1;
}
.dg-container nav span.dg-next{
 background-position: top right;
 margin-left: 10px;
}

Code JavaScript

/**
 * jquery.gallery.js
 * Copyright 2011, Pedro Botelho / Codrops
 * Free to use under the MIT license.
 *
 * Date: Mon Jan 30 2012
 */

(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(-350px) translateZ(-200px) rotateY(45deg)',
   '-moz-transform' : 'translateX(-350px) translateZ(-200px) rotateY(45deg)',
   '-o-transform' : 'translateX(-350px) translateZ(-200px) rotateY(45deg)',
   '-ms-transform' : 'translateX(-350px) translateZ(-200px) rotateY(45deg)',
   'transform'  : 'translateX(-350px) translateZ(-200px) rotateY(45deg)'
  };

  rightCSS = {
   '-webkit-transform' : 'translateX(350px) translateZ(-200px) rotateY(-45deg)',
   '-moz-transform' : 'translateX(350px) translateZ(-200px) rotateY(-45deg)',
   '-o-transform' : 'translateX(350px) translateZ(-200px) rotateY(-45deg)',
   '-ms-transform' : 'translateX(350px) translateZ(-200px) rotateY(-45deg)',
   'transform'  : 'translateX(350px) 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(-350px) scale(0.8)',
   '-moz-transform' : 'translate(-350px) scale(0.8)',
   '-o-transform' : 'translate(-350px) scale(0.8)',
   '-ms-transform' : 'translate(-350px) scale(0.8)',
   'transform'  : 'translate(-350px) scale(0.8)'
  };

  rightCSS = {
   '-webkit-transform' : 'translate(350px) scale(0.8)',
   '-moz-transform' : 'translate(350px) scale(0.8)',
   '-o-transform' : 'translate(350px) scale(0.8)',
   '-ms-transform' : 'translate(350px) scale(0.8)',
   'transform'  : 'translate(350px) 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.$leftItm = ( this.current === 0 ) &#63; this.$items.eq( this.itemsCount - 1 ) : this.$items.eq( this.current - 1 );
  this.$rightItm = ( this.current === this.itemsCount - 1 ) &#63; 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 ) &#63; this.$items.eq( 0 ) : this.$rightItm.next();
  this.$nextItm.css( this._getCoordinates('outright') );

  // previous item
  this.$prevItm = ( this.$leftItm.index() === 0 ) &#63; 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(-350px) translateZ(-200px) rotateY(45deg)',
    '-moz-transform' : 'translateX(-350px) translateZ(-200px) rotateY(45deg)',
    '-o-transform' : 'translateX(-350px) translateZ(-200px) rotateY(45deg)',
    '-ms-transform' : 'translateX(-350px) translateZ(-200px) rotateY(45deg)',
    'transform'  : 'translateX(-350px) translateZ(-200px) rotateY(45deg)',
    'opacity'  : 1,
    'visibility' : 'visible'
   };
   break;
   case 'right':
   return {
    '-webkit-transform' : 'translateX(350px) translateZ(-200px) rotateY(-45deg)',
    '-moz-transform' : 'translateX(350px) translateZ(-200px) rotateY(-45deg)',
    '-o-transform' : 'translateX(350px) translateZ(-200px) rotateY(-45deg)',
    '-ms-transform' : 'translateX(350px) translateZ(-200px) rotateY(-45deg)',
    'transform'  : 'translateX(350px) 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(-350px) scale(0.8)',
    '-moz-transform' : 'translate(-350px) scale(0.8)',
    '-o-transform' : 'translate(-350px) scale(0.8)',
    '-ms-transform' : 'translate(-350px) scale(0.8)',
    'transform'  : 'translate(-350px) scale(0.8)',
    'opacity'  : 1,
    'visibility' : 'visible'
   };
   break;
   case 'right':
   return {
    '-webkit-transform' : 'translate(350px) scale(0.8)',
    '-moz-transform' : 'translate(350px) scale(0.8)',
    '-o-transform' : 'translate(350px) scale(0.8)',
    '-ms-transform' : 'translate(350px) scale(0.8)',
    'transform'  : 'translate(350px) 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 );

J'espère que cet article sera utile à tous ceux qui apprennent la programmation JavaScript.