ホームページ > 記事 > ウェブフロントエンド > Jquery と html5_jquery に基づいたクールな 3D フォーカス マップ アニメーションを実装します。
この HTML5 フォーカス画像は、ボタンをクリックして手動で画像を切り替えるだけでなく、自動画像切り替えもサポートしており、非常に使いやすいです。 Web サイトに製品画像を表示する必要がある場合は、このフォーカス画像プラグインが最適です。
オンライン デモのソース コードのダウンロード
HTML コード
<section id="dg-container" class="dg-container"> <div class="dg-wrapper"> <a href="#"><img src="images/1.jpg" alt="Jquery と html5_jquery に基づいたクールな 3D フォーカス マップ アニメーションを実装します。"><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>
CSS コード
.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; }
JavaScript コード
/** * 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.$leftItm = ( this.current === 0 ) ? this.$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(-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 );
この記事が JavaScript プログラミングを学習するすべての人に役立つことを願っています。