js dist

2 files changed, 316 insertions, 0 deletions

diff --git a/dist/image-lightbox.js b/dist/image-lightbox.js
new file mode 100644
index 0000000..56b095c
--- /dev/null
+++ b/dist/image-lightbox.js
@@ -0,0 +1,311 @@
+/*! image-lightbox - v0.1.0 - 2014-06-07
+* https://github.com/victorhaggqvist/image-lightbox
+* Copyright (c) 2014 Osvaldas Valutis (www.osvaldas.info); Licensed MIT
+* Contributors Victor Häggqvist (victorhaggqvist.com) */
+;( function( $, window, document, undefined )
+{
+  'use strict';
+
+  var cssTransitionSupport = function()
+    {
+      var s = document.body || document.documentElement, s = s.style;
+      if( s.WebkitTransition == '' ) return '-webkit-';
+      if( s.MozTransition == '' ) return '-moz-';
+      if( s.OTransition == '' ) return '-o-';
+      if( s.transition == '' ) return '';
+      return false;
+    },
+
+    isCssTransitionSupport = cssTransitionSupport() === false ? false : true,
+
+    cssTransitionTranslateX = function( element, positionX, speed )
+    {
+      var options = {}, prefix = cssTransitionSupport();
+      options[ prefix + 'transform' ]  = 'translateX(' + positionX + ')';
+      options[ prefix + 'transition' ] = prefix + 'transform ' + speed + 's linear';
+      element.css( options );
+    },
+
+    hasTouch  = ( 'ontouchstart' in window ),
+    hasPointers = window.navigator.pointerEnabled || window.navigator.msPointerEnabled,
+    wasTouched  = function( event )
+    {
+      if( hasTouch )
+        return true;
+
+      if( !hasPointers || typeof event === 'undefined' || typeof event.pointerType === 'undefined' )
+        return false;
+
+      if( typeof event.MSPOINTER_TYPE_MOUSE !== 'undefined' )
+      {
+        if( event.MSPOINTER_TYPE_MOUSE != event.pointerType )
+          return true;
+      }
+      else
+        if( event.pointerType != 'mouse' )
+          return true;
+
+      return false;
+    };
+
+  $.fn.imageLightbox = function( options )
+  {
+    var options    = $.extend(
+             {
+              selector:   'id="imagelightbox"',
+              allowedTypes: 'png|jpg|jpeg|gif',
+              animationSpeed: 250,
+              preloadNext:  true,
+              enableKeyboard: true,
+              quitOnEnd:    false,
+              quitOnImgClick: false,
+              quitOnDocClick: true,
+              onStart:    false,
+              onEnd:      false,
+              onLoadStart:  false,
+              onLoadEnd:    false
+             },
+             options ),
+
+      targets   = $([]),
+      target    = $(),
+      image   = $(),
+      imageWidth  = 0,
+      imageHeight = 0,
+      swipeDiff = 0,
+      inProgress  = false,
+
+      isTargetValid = function( element )
+      {
+        return $( element ).prop( 'tagName' ).toLowerCase() == 'a' && ( new RegExp( '\.(' + options.allowedTypes + ')$', 'i' ) ).test( $( element ).attr( 'href' ) );
+      },
+
+      setImage = function()
+      {
+        if( !image.length ) return false;
+
+        var screenWidth  = $( window ).width() * 0.8,
+          screenHeight = $( window ).height() * 0.9,
+          tmpImage   = new Image();
+
+        tmpImage.src  = image.attr( 'src' );
+        tmpImage.onload = function()
+        {
+          imageWidth   = tmpImage.width;
+          imageHeight  = tmpImage.height;
+
+          if( imageWidth > screenWidth || imageHeight > screenHeight )
+          {
+            var ratio  = imageWidth / imageHeight > screenWidth / screenHeight ? imageWidth / screenWidth : imageHeight / screenHeight;
+            imageWidth  /= ratio;
+            imageHeight /= ratio;
+          }
+
+          image.css(
+          {
+            'width':  imageWidth + 'px',
+            'height': imageHeight + 'px',
+            'top':    ( $( window ).height() - imageHeight ) / 2 + 'px',
+            'left':   ( $( window ).width() - imageWidth ) / 2 + 'px'
+          });
+        };
+      },
+
+      loadImage = function( direction )
+      {
+        if( inProgress ) return false;
+
+        direction = typeof direction === 'undefined' ? false : direction == 'left' ? 1 : -1;
+
+        if( image.length )
+        {
+          if( direction !== false && ( targets.length < 2 || ( options.quitOnEnd === true && ( ( direction === -1 && targets.index( target ) == 0 ) || ( direction === 1 && targets.index( target ) == targets.length - 1 ) ) ) ) )
+          {
+            quitLightbox();
+            return false;
+          }
+          var params = { 'opacity': 0 };
+          if( isCssTransitionSupport ) cssTransitionTranslateX( image, ( 100 * direction ) - swipeDiff + 'px', options.animationSpeed / 1000 );
+          else params.left = parseInt( image.css( 'left' ) ) + 100 * direction + 'px';
+          image.animate( params, options.animationSpeed, function(){ removeImage(); });
+          swipeDiff = 0;
+        }
+
+        inProgress = true;
+        if( options.onLoadStart !== false ) options.onLoadStart();
+
+        setTimeout( function()
+        {
+          image = $( '<img ' + options.selector + ' />' )
+          .attr( 'src', target.attr( 'href' ) )
+          .load( function()
+          {
+            image.appendTo( 'body' );
+            setImage();
+
+            var params = { 'opacity': 1 };
+
+            image.css( 'opacity', 0 );
+            if( isCssTransitionSupport )
+            {
+              cssTransitionTranslateX( image, -100 * direction + 'px', 0 );
+              setTimeout( function(){ cssTransitionTranslateX( image, 0 + 'px', options.animationSpeed / 1000 ) }, 50 );
+            }
+            else
+            {
+              var imagePosLeft = parseInt( image.css( 'left' ) );
+              params.left = imagePosLeft + 'px';
+              image.css( 'left', imagePosLeft - 100 * direction + 'px' );
+            }
+
+            image.animate( params, options.animationSpeed, function()
+            {
+              inProgress = false;
+              if( options.onLoadEnd !== false ) options.onLoadEnd();
+            });
+            if( options.preloadNext )
+            {
+              var nextTarget = targets.eq( targets.index( target ) + 1 );
+              if( !nextTarget.length ) nextTarget = targets.eq( 0 );
+              $( '<img />' ).attr( 'src', nextTarget.attr( 'href' ) ).load();
+            }
+          })
+          .error( function()
+          {
+            if( options.onLoadEnd !== false ) options.onLoadEnd();
+          })
+
+          var swipeStart   = 0,
+            swipeEnd   = 0,
+            imagePosLeft = 0;
+
+          image.on( hasPointers ? 'pointerup MSPointerUp' : 'click', function( e )
+          {
+            e.preventDefault();
+            if( options.quitOnImgClick )
+            {
+              quitLightbox();
+              return false;
+            }
+            if( wasTouched( e.originalEvent ) ) return true;
+              var posX = ( e.pageX || e.originalEvent.pageX ) - e.target.offsetLeft;
+            target = targets.eq( targets.index( target ) - ( imageWidth / 2 > posX ? 1 : -1 ) );
+            if( !target.length ) target = targets.eq( imageWidth / 2 > posX ? targets.length : 0 );
+            loadImage( imageWidth / 2 > posX ? 'left' : 'right' );
+          })
+          .on( 'touchstart pointerdown MSPointerDown', function( e )
+          {
+            if( !wasTouched( e.originalEvent ) || options.quitOnImgClick ) return true;
+            if( isCssTransitionSupport ) imagePosLeft = parseInt( image.css( 'left' ) );
+            swipeStart = e.originalEvent.pageX || e.originalEvent.touches[ 0 ].pageX;
+          })
+          .on( 'touchmove pointermove MSPointerMove', function( e )
+          {
+            if( !wasTouched( e.originalEvent ) || options.quitOnImgClick ) return true;
+            e.preventDefault();
+            swipeEnd = e.originalEvent.pageX || e.originalEvent.touches[ 0 ].pageX;
+            swipeDiff = swipeStart - swipeEnd;
+            if( isCssTransitionSupport ) cssTransitionTranslateX( image, -swipeDiff + 'px', 0 );
+            else image.css( 'left', imagePosLeft - swipeDiff + 'px' );
+          })
+          .on( 'touchend touchcancel pointerup MSPointerUp', function( e )
+          {
+            if( !wasTouched( e.originalEvent ) || options.quitOnImgClick ) return true;
+            if( Math.abs( swipeDiff ) > 50 )
+            {
+              target = targets.eq( targets.index( target ) - ( swipeDiff < 0 ? 1 : -1 ) );
+              if( !target.length ) target = targets.eq( swipeDiff < 0 ? targets.length : 0 );
+              loadImage( swipeDiff > 0 ? 'right' : 'left' );
+            }
+            else
+            {
+              if( isCssTransitionSupport ) cssTransitionTranslateX( image, 0 + 'px', options.animationSpeed / 1000 );
+              else image.animate({ 'left': imagePosLeft + 'px' }, options.animationSpeed / 2 );
+            }
+          });
+
+        }, options.animationSpeed + 100 );
+      },
+
+      removeImage = function()
+      {
+        if( !image.length ) return false;
+        image.remove();
+        image = $();
+      },
+
+      quitLightbox = function()
+      {
+        if( !image.length ) return false;
+        image.animate({ 'opacity': 0 }, options.animationSpeed, function()
+        {
+          removeImage();
+          inProgress = false;
+          if( options.onEnd !== false ) options.onEnd();
+        });
+      };
+
+    $( window ).on( 'resize', setImage );
+
+    if( options.quitOnDocClick )
+    {
+      $( document ).on( hasTouch ? 'touchend' : 'click', function( e )
+      {
+        if( image.length && !$( e.target ).is( image ) ) quitLightbox();
+      })
+    }
+
+    if( options.enableKeyboard )
+    {
+      $( document ).on( 'keyup', function( e )
+      {
+        if( !image.length ) return true;
+        e.preventDefault();
+        if( e.keyCode == 27 ) quitLightbox();
+        if( e.keyCode == 37 || e.keyCode == 39 )
+        {
+          target = targets.eq( targets.index( target ) - ( e.keyCode == 37 ? 1 : -1 ) );
+          if( !target.length ) target = targets.eq( e.keyCode == 37 ? targets.length : 0 );
+          loadImage( e.keyCode == 37 ? 'left' : 'right' );
+        }
+      });
+    }
+
+    $( document ).on( 'click', this.selector, function( e )
+    {
+      if( !isTargetValid( this ) ) return true;
+      e.preventDefault();
+      if( inProgress ) return false;
+      inProgress = false;
+      if( options.onStart !== false ) options.onStart();
+      target = $( this );
+      loadImage();
+    });
+
+    this.each( function()
+    {
+      if( !isTargetValid( this ) ) return true;
+      targets = targets.add( $( this ) );
+    });
+
+    this.switchImageLightbox = function( index )
+    {
+      var tmpTarget = targets.eq( index );
+      if( tmpTarget.length )
+      {
+        var currentIndex = targets.index( target );
+        target = tmpTarget;
+        loadImage( index < currentIndex ? 'left' : 'right' );
+      }
+      return this;
+    };
+
+    this.quitImageLightbox = function()
+    {
+      quitLightbox();
+      return this;
+    };
+
+    return this;
+  };
+})( jQuery, window, document );
diff --git a/dist/image-lightbox.min.js b/dist/image-lightbox.min.js
new file mode 100644
index 0000000..3fb0bbc
--- /dev/null
+++ b/dist/image-lightbox.min.js
@@ -0,0 +1,5 @@
+/*! image-lightbox - v0.1.0 - 2014-06-07
+* https://github.com/victorhaggqvist/image-lightbox
+* Copyright (c) 2014 Osvaldas Valutis (www.osvaldas.info); Licensed MIT
+* Contributors Victor Häggqvist (victorhaggqvist.com) */
+!function(a,b,c){"use strict";var d=function(){var a=c.body||c.documentElement,a=a.style;return""==a.WebkitTransition?"-webkit-":""==a.MozTransition?"-moz-":""==a.OTransition?"-o-":""==a.transition?"":!1},e=d()===!1?!1:!0,f=function(a,b,c){var e={},f=d();e[f+"transform"]="translateX("+b+")",e[f+"transition"]=f+"transform "+c+"s linear",a.css(e)},g="ontouchstart"in b,h=b.navigator.pointerEnabled||b.navigator.msPointerEnabled,i=function(a){if(g)return!0;if(!h||"undefined"==typeof a||"undefined"==typeof a.pointerType)return!1;if("undefined"!=typeof a.MSPOINTER_TYPE_MOUSE){if(a.MSPOINTER_TYPE_MOUSE!=a.pointerType)return!0}else if("mouse"!=a.pointerType)return!0;return!1};a.fn.imageLightbox=function(d){var d=a.extend({selector:'id="imagelightbox"',allowedTypes:"png|jpg|jpeg|gif",animationSpeed:250,preloadNext:!0,enableKeyboard:!0,quitOnEnd:!1,quitOnImgClick:!1,quitOnDocClick:!0,onStart:!1,onEnd:!1,onLoadStart:!1,onLoadEnd:!1},d),j=a([]),k=a(),l=a(),m=0,n=0,o=0,p=!1,q=function(b){return"a"==a(b).prop("tagName").toLowerCase()&&new RegExp(".("+d.allowedTypes+")$","i").test(a(b).attr("href"))},r=function(){if(!l.length)return!1;var c=.8*a(b).width(),d=.9*a(b).height(),e=new Image;e.src=l.attr("src"),e.onload=function(){if(m=e.width,n=e.height,m>c||n>d){var f=m/n>c/d?m/c:n/d;m/=f,n/=f}l.css({width:m+"px",height:n+"px",top:(a(b).height()-n)/2+"px",left:(a(b).width()-m)/2+"px"})}},s=function(b){if(p)return!1;if(b="undefined"==typeof b?!1:"left"==b?1:-1,l.length){if(b!==!1&&(j.length<2||d.quitOnEnd===!0&&(-1===b&&0==j.index(k)||1===b&&j.index(k)==j.length-1)))return u(),!1;var c={opacity:0};e?f(l,100*b-o+"px",d.animationSpeed/1e3):c.left=parseInt(l.css("left"))+100*b+"px",l.animate(c,d.animationSpeed,function(){t()}),o=0}p=!0,d.onLoadStart!==!1&&d.onLoadStart(),setTimeout(function(){l=a("<img "+d.selector+" />").attr("src",k.attr("href")).load(function(){l.appendTo("body"),r();var c={opacity:1};if(l.css("opacity",0),e)f(l,-100*b+"px",0),setTimeout(function(){f(l,"0px",d.animationSpeed/1e3)},50);else{var g=parseInt(l.css("left"));c.left=g+"px",l.css("left",g-100*b+"px")}if(l.animate(c,d.animationSpeed,function(){p=!1,d.onLoadEnd!==!1&&d.onLoadEnd()}),d.preloadNext){var h=j.eq(j.index(k)+1);h.length||(h=j.eq(0)),a("<img />").attr("src",h.attr("href")).load()}}).error(function(){d.onLoadEnd!==!1&&d.onLoadEnd()});var c=0,g=0,n=0;l.on(h?"pointerup MSPointerUp":"click",function(a){if(a.preventDefault(),d.quitOnImgClick)return u(),!1;if(i(a.originalEvent))return!0;var b=(a.pageX||a.originalEvent.pageX)-a.target.offsetLeft;k=j.eq(j.index(k)-(m/2>b?1:-1)),k.length||(k=j.eq(m/2>b?j.length:0)),s(m/2>b?"left":"right")}).on("touchstart pointerdown MSPointerDown",function(a){return!i(a.originalEvent)||d.quitOnImgClick?!0:(e&&(n=parseInt(l.css("left"))),void(c=a.originalEvent.pageX||a.originalEvent.touches[0].pageX))}).on("touchmove pointermove MSPointerMove",function(a){return!i(a.originalEvent)||d.quitOnImgClick?!0:(a.preventDefault(),g=a.originalEvent.pageX||a.originalEvent.touches[0].pageX,o=c-g,void(e?f(l,-o+"px",0):l.css("left",n-o+"px")))}).on("touchend touchcancel pointerup MSPointerUp",function(a){return!i(a.originalEvent)||d.quitOnImgClick?!0:void(Math.abs(o)>50?(k=j.eq(j.index(k)-(0>o?1:-1)),k.length||(k=j.eq(0>o?j.length:0)),s(o>0?"right":"left")):e?f(l,"0px",d.animationSpeed/1e3):l.animate({left:n+"px"},d.animationSpeed/2))})},d.animationSpeed+100)},t=function(){return l.length?(l.remove(),void(l=a())):!1},u=function(){return l.length?void l.animate({opacity:0},d.animationSpeed,function(){t(),p=!1,d.onEnd!==!1&&d.onEnd()}):!1};return a(b).on("resize",r),d.quitOnDocClick&&a(c).on(g?"touchend":"click",function(b){l.length&&!a(b.target).is(l)&&u()}),d.enableKeyboard&&a(c).on("keyup",function(a){return l.length?(a.preventDefault(),27==a.keyCode&&u(),void((37==a.keyCode||39==a.keyCode)&&(k=j.eq(j.index(k)-(37==a.keyCode?1:-1)),k.length||(k=j.eq(37==a.keyCode?j.length:0)),s(37==a.keyCode?"left":"right")))):!0}),a(c).on("click",this.selector,function(b){return q(this)?(b.preventDefault(),p?!1:(p=!1,d.onStart!==!1&&d.onStart(),k=a(this),void s())):!0}),this.each(function(){return q(this)?void(j=j.add(a(this))):!0}),this.switchImageLightbox=function(a){var b=j.eq(a);if(b.length){var c=j.index(k);k=b,s(c>a?"left":"right")}return this},this.quitImageLightbox=function(){return u(),this},this}}(jQuery,window,document);
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